wood_water2.js

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2===this.length?e+=67108864*this.words[1]:3===this.length&&1===this.words[2]?e+=4503599627370496+67108864*this.words[1]:this.length>2&&n(!1,"Number can only safely store up to 53 bits"),0!==this.negative?-e:e},s.prototype.toJSON=function(){return this.toString(16)},s.prototype.toBuffer=function(e,t){return n(void 0!==a),this.toArrayLike(a,e,t)},s.prototype.toArray=function(e,t){return this.toArrayLike(Array,e,t)},s.prototype.toArrayLike=function(e,t,i){var r=this.byteLength(),o=i||Math.max(1,r);n(r<=o,"byte array longer than desired length"),n(o>0,"Requested array length <= 0"),this.strip();var s,a,c="le"===t,h=new e(o),u=this.clone();if(c){for(a=0;!u.isZero();a++)s=u.andln(255),u.iushrn(8),h[a]=s;for(;a<o;a++)h[a]=0}else{for(a=0;a<o-r;a++)h[a]=0;for(a=0;!u.isZero();a++)s=u.andln(255),u.iushrn(8),h[o-a-1]=s}return h},Math.clz32?s.prototype._countBits=function(e){return 32-Math.clz32(e)}:s.prototype._countBits=function(e){var t=e,i=0;return 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t,i;this.length>e.length?(t=this,i=e):(t=e,i=this);for(var r=0;r<i.length;r++)this.words[r]=t.words[r]^i.words[r];if(this!==t)for(;r<t.length;r++)this.words[r]=t.words[r];return this.length=t.length,this.strip()},s.prototype.ixor=function(e){return n(0==(this.negative|e.negative)),this.iuxor(e)},s.prototype.xor=function(e){return this.length>e.length?this.clone().ixor(e):e.clone().ixor(this)},s.prototype.uxor=function(e){return this.length>e.length?this.clone().iuxor(e):e.clone().iuxor(this)},s.prototype.inotn=function(e){n("number"==typeof e&&e>=0);var t=0|Math.ceil(e/26),i=e%26;this._expand(t),i>0&&t--;for(var r=0;r<t;r++)this.words[r]=67108863&~this.words[r];return i>0&&(this.words[r]=~this.words[r]&67108863>>26-i),this.strip()},s.prototype.notn=function(e){return this.clone().inotn(e)},s.prototype.setn=function(e,t){n("number"==typeof e&&e>=0);var i=e/26|0,r=e%26;return this._expand(i+1),this.words[i]=t?this.words[i]|1<<r:this.words[i]&~(1<<r),this.strip()},s.prototype.iadd=function(e){var t,i,r;if(0!==this.negative&&0===e.negative)return this.negative=0,t=this.isub(e),this.negative^=1,this._normSign();if(0===this.negative&&0!==e.negative)return e.negative=0,t=this.isub(e),e.negative=1,t._normSign();this.length>e.length?(i=this,r=e):(i=e,r=this);for(var n=0,o=0;o<r.length;o++)t=(0|i.words[o])+(0|r.words[o])+n,this.words[o]=67108863&t,n=t>>>26;for(;0!==n&&o<i.length;o++)t=(0|i.words[o])+n,this.words[o]=67108863&t,n=t>>>26;if(this.length=i.length,0!==n)this.words[this.length]=n,this.length++;else if(i!==this)for(;o<i.length;o++)this.words[o]=i.words[o];return this},s.prototype.add=function(e){var t;return 0!==e.negative&&0===this.negative?(e.negative=0,t=this.sub(e),e.negative^=1,t):0===e.negative&&0!==this.negative?(this.negative=0,t=e.sub(this),this.negative=1,t):this.length>e.length?this.clone().iadd(e):e.clone().iadd(this)},s.prototype.isub=function(e){if(0!==e.negative){e.negative=0;var t=this.iadd(e);return e.negative=1,t._normSign()}if(0!==this.negative)return this.negative=0,this.iadd(e),this.negative=1,this._normSign();var i,r,n=this.cmp(e);if(0===n)return this.negative=0,this.length=1,this.words[0]=0,this;n>0?(i=this,r=e):(i=e,r=this);for(var o=0,s=0;s<r.length;s++)o=(t=(0|i.words[s])-(0|r.words[s])+o)>>26,this.words[s]=67108863&t;for(;0!==o&&s<i.length;s++)o=(t=(0|i.words[s])+o)>>26,this.words[s]=67108863&t;if(0===o&&s<i.length&&i!==this)for(;s<i.length;s++)this.words[s]=i.words[s];return this.length=Math.max(this.length,s),i!==this&&(this.negative=1),this.strip()},s.prototype.sub=function(e){return this.clone().isub(e)};var p=function(e,t,i){var r,n,o,s=e.words,a=t.words,c=i.words,h=0,u=0|s[0],l=8191&u,f=u>>>13,d=0|s[1],p=8191&d,m=d>>>13,g=0|s[2],_=8191&g,v=g>>>13,y=0|s[3],b=8191&y,x=y>>>13,w=0|s[4],S=8191&w,T=w>>>13,A=0|s[5],M=8191&A,E=A>>>13,P=0|s[6],C=8191&P,R=P>>>13,I=0|s[7],D=8191&I,O=I>>>13,L=0|s[8],F=8191&L,B=L>>>13,k=0|s[9],V=8191&k,N=k>>>13,z=0|a[0],U=8191&z,G=z>>>13,W=0|a[1],j=8191&W,H=W>>>13,X=0|a[2],Y=8191&X,K=X>>>13,q=0|a[3],Z=8191&q,Q=q>>>13,J=0|a[4],$=8191&J,ee=J>>>13,te=0|a[5],ie=8191&te,re=te>>>13,ne=0|a[6],oe=8191&ne,se=ne>>>13,ae=0|a[7],ce=8191&ae,he=ae>>>13,ue=0|a[8],le=8191&ue,fe=ue>>>13,de=0|a[9],pe=8191&de,me=de>>>13;i.negative=e.negative^t.negative,i.length=19;var ge=(h+(r=Math.imul(l,U))|0)+((8191&(n=(n=Math.imul(l,G))+Math.imul(f,U)|0))<<13)|0;h=((o=Math.imul(f,G))+(n>>>13)|0)+(ge>>>26)|0,ge&=67108863,r=Math.imul(p,U),n=(n=Math.imul(p,G))+Math.imul(m,U)|0,o=Math.imul(m,G);var 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ye=(h+(r=r+Math.imul(l,Z)|0)|0)+((8191&(n=(n=n+Math.imul(l,Q)|0)+Math.imul(f,Z)|0))<<13)|0;h=((o=o+Math.imul(f,Q)|0)+(n>>>13)|0)+(ye>>>26)|0,ye&=67108863,r=Math.imul(S,U),n=(n=Math.imul(S,G))+Math.imul(T,U)|0,o=Math.imul(T,G),r=r+Math.imul(b,j)|0,n=(n=n+Math.imul(b,H)|0)+Math.imul(x,j)|0,o=o+Math.imul(x,H)|0,r=r+Math.imul(_,Y)|0,n=(n=n+Math.imul(_,K)|0)+Math.imul(v,Y)|0,o=o+Math.imul(v,K)|0,r=r+Math.imul(p,Z)|0,n=(n=n+Math.imul(p,Q)|0)+Math.imul(m,Z)|0,o=o+Math.imul(m,Q)|0;var 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xe=(h+(r=r+Math.imul(l,ie)|0)|0)+((8191&(n=(n=n+Math.imul(l,re)|0)+Math.imul(f,ie)|0))<<13)|0;h=((o=o+Math.imul(f,re)|0)+(n>>>13)|0)+(xe>>>26)|0,xe&=67108863,r=Math.imul(C,U),n=(n=Math.imul(C,G))+Math.imul(R,U)|0,o=Math.imul(R,G),r=r+Math.imul(M,j)|0,n=(n=n+Math.imul(M,H)|0)+Math.imul(E,j)|0,o=o+Math.imul(E,H)|0,r=r+Math.imul(S,Y)|0,n=(n=n+Math.imul(S,K)|0)+Math.imul(T,Y)|0,o=o+Math.imul(T,K)|0,r=r+Math.imul(b,Z)|0,n=(n=n+Math.imul(b,Q)|0)+Math.imul(x,Z)|0,o=o+Math.imul(x,Q)|0,r=r+Math.imul(_,$)|0,n=(n=n+Math.imul(_,ee)|0)+Math.imul(v,$)|0,o=o+Math.imul(v,ee)|0,r=r+Math.imul(p,ie)|0,n=(n=n+Math.imul(p,re)|0)+Math.imul(m,ie)|0,o=o+Math.imul(m,re)|0;var we=(h+(r=r+Math.imul(l,oe)|0)|0)+((8191&(n=(n=n+Math.imul(l,se)|0)+Math.imul(f,oe)|0))<<13)|0;h=((o=o+Math.imul(f,se)|0)+(n>>>13)|0)+(we>>>26)|0,we&=67108863,r=Math.imul(D,U),n=(n=Math.imul(D,G))+Math.imul(O,U)|0,o=Math.imul(O,G),r=r+Math.imul(C,j)|0,n=(n=n+Math.imul(C,H)|0)+Math.imul(R,j)|0,o=o+Math.imul(R,H)|0,r=r+Math.imul(M,Y)|0,n=(n=n+Math.imul(M,K)|0)+Math.imul(E,Y)|0,o=o+Math.imul(E,K)|0,r=r+Math.imul(S,Z)|0,n=(n=n+Math.imul(S,Q)|0)+Math.imul(T,Z)|0,o=o+Math.imul(T,Q)|0,r=r+Math.imul(b,$)|0,n=(n=n+Math.imul(b,ee)|0)+Math.imul(x,$)|0,o=o+Math.imul(x,ee)|0,r=r+Math.imul(_,ie)|0,n=(n=n+Math.imul(_,re)|0)+Math.imul(v,ie)|0,o=o+Math.imul(v,re)|0,r=r+Math.imul(p,oe)|0,n=(n=n+Math.imul(p,se)|0)+Math.imul(m,oe)|0,o=o+Math.imul(m,se)|0;var 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Te=(h+(r=r+Math.imul(l,le)|0)|0)+((8191&(n=(n=n+Math.imul(l,fe)|0)+Math.imul(f,le)|0))<<13)|0;h=((o=o+Math.imul(f,fe)|0)+(n>>>13)|0)+(Te>>>26)|0,Te&=67108863,r=Math.imul(V,U),n=(n=Math.imul(V,G))+Math.imul(N,U)|0,o=Math.imul(N,G),r=r+Math.imul(F,j)|0,n=(n=n+Math.imul(F,H)|0)+Math.imul(B,j)|0,o=o+Math.imul(B,H)|0,r=r+Math.imul(D,Y)|0,n=(n=n+Math.imul(D,K)|0)+Math.imul(O,Y)|0,o=o+Math.imul(O,K)|0,r=r+Math.imul(C,Z)|0,n=(n=n+Math.imul(C,Q)|0)+Math.imul(R,Z)|0,o=o+Math.imul(R,Q)|0,r=r+Math.imul(M,$)|0,n=(n=n+Math.imul(M,ee)|0)+Math.imul(E,$)|0,o=o+Math.imul(E,ee)|0,r=r+Math.imul(S,ie)|0,n=(n=n+Math.imul(S,re)|0)+Math.imul(T,ie)|0,o=o+Math.imul(T,re)|0,r=r+Math.imul(b,oe)|0,n=(n=n+Math.imul(b,se)|0)+Math.imul(x,oe)|0,o=o+Math.imul(x,se)|0,r=r+Math.imul(_,ce)|0,n=(n=n+Math.imul(_,he)|0)+Math.imul(v,ce)|0,o=o+Math.imul(v,he)|0,r=r+Math.imul(p,le)|0,n=(n=n+Math.imul(p,fe)|0)+Math.imul(m,le)|0,o=o+Math.imul(m,fe)|0;var Ae=(h+(r=r+Math.imul(l,pe)|0)|0)+((8191&(n=(n=n+Math.imul(l,me)|0)+Math.imul(f,pe)|0))<<13)|0;h=((o=o+Math.imul(f,me)|0)+(n>>>13)|0)+(Ae>>>26)|0,Ae&=67108863,r=Math.imul(V,j),n=(n=Math.imul(V,H))+Math.imul(N,j)|0,o=Math.imul(N,H),r=r+Math.imul(F,Y)|0,n=(n=n+Math.imul(F,K)|0)+Math.imul(B,Y)|0,o=o+Math.imul(B,K)|0,r=r+Math.imul(D,Z)|0,n=(n=n+Math.imul(D,Q)|0)+Math.imul(O,Z)|0,o=o+Math.imul(O,Q)|0,r=r+Math.imul(C,$)|0,n=(n=n+Math.imul(C,ee)|0)+Math.imul(R,$)|0,o=o+Math.imul(R,ee)|0,r=r+Math.imul(M,ie)|0,n=(n=n+Math.imul(M,re)|0)+Math.imul(E,ie)|0,o=o+Math.imul(E,re)|0,r=r+Math.imul(S,oe)|0,n=(n=n+Math.imul(S,se)|0)+Math.imul(T,oe)|0,o=o+Math.imul(T,se)|0,r=r+Math.imul(b,ce)|0,n=(n=n+Math.imul(b,he)|0)+Math.imul(x,ce)|0,o=o+Math.imul(x,he)|0,r=r+Math.imul(_,le)|0,n=(n=n+Math.imul(_,fe)|0)+Math.imul(v,le)|0,o=o+Math.imul(v,fe)|0;var Me=(h+(r=r+Math.imul(p,pe)|0)|0)+((8191&(n=(n=n+Math.imul(p,me)|0)+Math.imul(m,pe)|0))<<13)|0;h=((o=o+Math.imul(m,me)|0)+(n>>>13)|0)+(Me>>>26)|0,Me&=67108863,r=Math.imul(V,Y),n=(n=Math.imul(V,K))+Math.imul(N,Y)|0,o=Math.imul(N,K),r=r+Math.imul(F,Z)|0,n=(n=n+Math.imul(F,Q)|0)+Math.imul(B,Z)|0,o=o+Math.imul(B,Q)|0,r=r+Math.imul(D,$)|0,n=(n=n+Math.imul(D,ee)|0)+Math.imul(O,$)|0,o=o+Math.imul(O,ee)|0,r=r+Math.imul(C,ie)|0,n=(n=n+Math.imul(C,re)|0)+Math.imul(R,ie)|0,o=o+Math.imul(R,re)|0,r=r+Math.imul(M,oe)|0,n=(n=n+Math.imul(M,se)|0)+Math.imul(E,oe)|0,o=o+Math.imul(E,se)|0,r=r+Math.imul(S,ce)|0,n=(n=n+Math.imul(S,he)|0)+Math.imul(T,ce)|0,o=o+Math.imul(T,he)|0,r=r+Math.imul(b,le)|0,n=(n=n+Math.imul(b,fe)|0)+Math.imul(x,le)|0,o=o+Math.imul(x,fe)|0;var Ee=(h+(r=r+Math.imul(_,pe)|0)|0)+((8191&(n=(n=n+Math.imul(_,me)|0)+Math.imul(v,pe)|0))<<13)|0;h=((o=o+Math.imul(v,me)|0)+(n>>>13)|0)+(Ee>>>26)|0,Ee&=67108863,r=Math.imul(V,Z),n=(n=Math.imul(V,Q))+Math.imul(N,Z)|0,o=Math.imul(N,Q),r=r+Math.imul(F,$)|0,n=(n=n+Math.imul(F,ee)|0)+Math.imul(B,$)|0,o=o+Math.imul(B,ee)|0,r=r+Math.imul(D,ie)|0,n=(n=n+Math.imul(D,re)|0)+Math.imul(O,ie)|0,o=o+Math.imul(O,re)|0,r=r+Math.imul(C,oe)|0,n=(n=n+Math.imul(C,se)|0)+Math.imul(R,oe)|0,o=o+Math.imul(R,se)|0,r=r+Math.imul(M,ce)|0,n=(n=n+Math.imul(M,he)|0)+Math.imul(E,ce)|0,o=o+Math.imul(E,he)|0,r=r+Math.imul(S,le)|0,n=(n=n+Math.imul(S,fe)|0)+Math.imul(T,le)|0,o=o+Math.imul(T,fe)|0;var Pe=(h+(r=r+Math.imul(b,pe)|0)|0)+((8191&(n=(n=n+Math.imul(b,me)|0)+Math.imul(x,pe)|0))<<13)|0;h=((o=o+Math.imul(x,me)|0)+(n>>>13)|0)+(Pe>>>26)|0,Pe&=67108863,r=Math.imul(V,$),n=(n=Math.imul(V,ee))+Math.imul(N,$)|0,o=Math.imul(N,ee),r=r+Math.imul(F,ie)|0,n=(n=n+Math.imul(F,re)|0)+Math.imul(B,ie)|0,o=o+Math.imul(B,re)|0,r=r+Math.imul(D,oe)|0,n=(n=n+Math.imul(D,se)|0)+Math.imul(O,oe)|0,o=o+Math.imul(O,se)|0,r=r+Math.imul(C,ce)|0,n=(n=n+Math.imul(C,he)|0)+Math.imul(R,ce)|0,o=o+Math.imul(R,he)|0,r=r+Math.imul(M,le)|0,n=(n=n+Math.imul(M,fe)|0)+Math.imul(E,le)|0,o=o+Math.imul(E,fe)|0;var Ce=(h+(r=r+Math.imul(S,pe)|0)|0)+((8191&(n=(n=n+Math.imul(S,me)|0)+Math.imul(T,pe)|0))<<13)|0;h=((o=o+Math.imul(T,me)|0)+(n>>>13)|0)+(Ce>>>26)|0,Ce&=67108863,r=Math.imul(V,ie),n=(n=Math.imul(V,re))+Math.imul(N,ie)|0,o=Math.imul(N,re),r=r+Math.imul(F,oe)|0,n=(n=n+Math.imul(F,se)|0)+Math.imul(B,oe)|0,o=o+Math.imul(B,se)|0,r=r+Math.imul(D,ce)|0,n=(n=n+Math.imul(D,he)|0)+Math.imul(O,ce)|0,o=o+Math.imul(O,he)|0,r=r+Math.imul(C,le)|0,n=(n=n+Math.imul(C,fe)|0)+Math.imul(R,le)|0,o=o+Math.imul(R,fe)|0;var Re=(h+(r=r+Math.imul(M,pe)|0)|0)+((8191&(n=(n=n+Math.imul(M,me)|0)+Math.imul(E,pe)|0))<<13)|0;h=((o=o+Math.imul(E,me)|0)+(n>>>13)|0)+(Re>>>26)|0,Re&=67108863,r=Math.imul(V,oe),n=(n=Math.imul(V,se))+Math.imul(N,oe)|0,o=Math.imul(N,se),r=r+Math.imul(F,ce)|0,n=(n=n+Math.imul(F,he)|0)+Math.imul(B,ce)|0,o=o+Math.imul(B,he)|0,r=r+Math.imul(D,le)|0,n=(n=n+Math.imul(D,fe)|0)+Math.imul(O,le)|0,o=o+Math.imul(O,fe)|0;var Ie=(h+(r=r+Math.imul(C,pe)|0)|0)+((8191&(n=(n=n+Math.imul(C,me)|0)+Math.imul(R,pe)|0))<<13)|0;h=((o=o+Math.imul(R,me)|0)+(n>>>13)|0)+(Ie>>>26)|0,Ie&=67108863,r=Math.imul(V,ce),n=(n=Math.imul(V,he))+Math.imul(N,ce)|0,o=Math.imul(N,he),r=r+Math.imul(F,le)|0,n=(n=n+Math.imul(F,fe)|0)+Math.imul(B,le)|0,o=o+Math.imul(B,fe)|0;var De=(h+(r=r+Math.imul(D,pe)|0)|0)+((8191&(n=(n=n+Math.imul(D,me)|0)+Math.imul(O,pe)|0))<<13)|0;h=((o=o+Math.imul(O,me)|0)+(n>>>13)|0)+(De>>>26)|0,De&=67108863,r=Math.imul(V,le),n=(n=Math.imul(V,fe))+Math.imul(N,le)|0,o=Math.imul(N,fe);var Oe=(h+(r=r+Math.imul(F,pe)|0)|0)+((8191&(n=(n=n+Math.imul(F,me)|0)+Math.imul(B,pe)|0))<<13)|0;h=((o=o+Math.imul(B,me)|0)+(n>>>13)|0)+(Oe>>>26)|0,Oe&=67108863;var Le=(h+(r=Math.imul(V,pe))|0)+((8191&(n=(n=Math.imul(V,me))+Math.imul(N,pe)|0))<<13)|0;return h=((o=Math.imul(N,me))+(n>>>13)|0)+(Le>>>26)|0,Le&=67108863,c[0]=ge,c[1]=_e,c[2]=ve,c[3]=ye,c[4]=be,c[5]=xe,c[6]=we,c[7]=Se,c[8]=Te,c[9]=Ae,c[10]=Me,c[11]=Ee,c[12]=Pe,c[13]=Ce,c[14]=Re,c[15]=Ie,c[16]=De,c[17]=Oe,c[18]=Le,0!==h&&(c[19]=h,i.length++),i};function m(e,t,i){return(new g).mulp(e,t,i)}function g(e,t){this.x=e,this.y=t}Math.imul||(p=d),s.prototype.mulTo=function(e,t){var i=this.length+e.length;return 10===this.length&&10===e.length?p(this,e,t):i<63?d(this,e,t):i<1024?function(e,t,i){i.negative=t.negative^e.negative,i.length=e.length+t.length;for(var r=0,n=0,o=0;o<i.length-1;o++){var s=n;n=0;for(var a=67108863&r,c=Math.min(o,t.length-1),h=Math.max(0,o-e.length+1);h<=c;h++){var u=o-h,l=(0|e.words[u])*(0|t.words[h]),f=67108863&l;a=67108863&(f=f+a|0),n+=(s=(s=s+(l/67108864|0)|0)+(f>>>26)|0)>>>26,s&=67108863}i.words[o]=a,r=s,s=n}return 0!==r?i.words[o]=r:i.length--,i.strip()}(this,e,t):m(this,e,t)},g.prototype.makeRBT=function(e){for(var t=new Array(e),i=s.prototype._countBits(e)-1,r=0;r<e;r++)t[r]=this.revBin(r,i,e);return t},g.prototype.revBin=function(e,t,i){if(0===e||e===i-1)return e;for(var r=0,n=0;n<t;n++)r|=(1&e)<<t-n-1,e>>=1;return r},g.prototype.permute=function(e,t,i,r,n,o){for(var s=0;s<o;s++)r[s]=t[e[s]],n[s]=i[e[s]]},g.prototype.transform=function(e,t,i,r,n,o){this.permute(o,e,t,i,r,n);for(var s=1;s<n;s<<=1)for(var a=s<<1,c=Math.cos(2*Math.PI/a),h=Math.sin(2*Math.PI/a),u=0;u<n;u+=a)for(var l=c,f=h,d=0;d<s;d++){var p=i[u+d],m=r[u+d],g=i[u+d+s],_=r[u+d+s],v=l*g-f*_;_=l*_+f*g,g=v,i[u+d]=p+g,r[u+d]=m+_,i[u+d+s]=p-g,r[u+d+s]=m-_,d!==a&&(v=c*l-h*f,f=c*f+h*l,l=v)}},g.prototype.guessLen13b=function(e,t){var i=1|Math.max(t,e),r=1&i,n=0;for(i=i/2|0;i;i>>>=1)n++;return 1<<n+1+r},g.prototype.conjugate=function(e,t,i){if(!(i<=1))for(var r=0;r<i/2;r++){var n=e[r];e[r]=e[i-r-1],e[i-r-1]=n,n=t[r],t[r]=-t[i-r-1],t[i-r-1]=-n}},g.prototype.normalize13b=function(e,t){for(var i=0,r=0;r<t/2;r++){var n=8192*Math.round(e[2*r+1]/t)+Math.round(e[2*r]/t)+i;e[r]=67108863&n,i=n<67108864?0:n/67108864|0}return e},g.prototype.convert13b=function(e,t,i,r){for(var o=0,s=0;s<t;s++)o+=0|e[s],i[2*s]=8191&o,o>>>=13,i[2*s+1]=8191&o,o>>>=13;for(s=2*t;s<r;++s)i[s]=0;n(0===o),n(0==(-8192&o))},g.prototype.stub=function(e){for(var t=new Array(e),i=0;i<e;i++)t[i]=0;return t},g.prototype.mulp=function(e,t,i){var r=2*this.guessLen13b(e.length,t.length),n=this.makeRBT(r),o=this.stub(r),s=new Array(r),a=new Array(r),c=new Array(r),h=new Array(r),u=new Array(r),l=new Array(r),f=i.words;f.length=r,this.convert13b(e.words,e.length,s,r),this.convert13b(t.words,t.length,h,r),this.transform(s,o,a,c,r,n),this.transform(h,o,u,l,r,n);for(var d=0;d<r;d++){var p=a[d]*u[d]-c[d]*l[d];c[d]=a[d]*l[d]+c[d]*u[d],a[d]=p}return this.conjugate(a,c,r),this.transform(a,c,f,o,r,n),this.conjugate(f,o,r),this.normalize13b(f,r),i.negative=e.negative^t.negative,i.length=e.length+t.length,i.strip()},s.prototype.mul=function(e){var t=new s(null);return t.words=new Array(this.length+e.length),this.mulTo(e,t)},s.prototype.mulf=function(e){var t=new s(null);return t.words=new Array(this.length+e.length),m(this,e,t)},s.prototype.imul=function(e){return this.clone().mulTo(e,this)},s.prototype.imuln=function(e){n("number"==typeof e),n(e<67108864);for(var t=0,i=0;i<this.length;i++){var r=(0|this.words[i])*e,o=(67108863&r)+(67108863&t);t>>=26,t+=r/67108864|0,t+=o>>>26,this.words[i]=67108863&o}return 0!==t&&(this.words[i]=t,this.length++),this},s.prototype.muln=function(e){return this.clone().imuln(e)},s.prototype.sqr=function(){return this.mul(this)},s.prototype.isqr=function(){return this.imul(this.clone())},s.prototype.pow=function(e){var t=function(e){for(var t=new Array(e.bitLength()),i=0;i<t.length;i++){var r=i/26|0,n=i%26;t[i]=(e.words[r]&1<<n)>>>n}return t}(e);if(0===t.length)return new s(1);for(var i=this,r=0;r<t.length&&0===t[r];r++,i=i.sqr());if(++r<t.length)for(var n=i.sqr();r<t.length;r++,n=n.sqr())0!==t[r]&&(i=i.mul(n));return i},s.prototype.iushln=function(e){n("number"==typeof e&&e>=0);var t,i=e%26,r=(e-i)/26,o=67108863>>>26-i<<26-i;if(0!==i){var s=0;for(t=0;t<this.length;t++){var a=this.words[t]&o,c=(0|this.words[t])-a<<i;this.words[t]=c|s,s=a>>>26-i}s&&(this.words[t]=s,this.length++)}if(0!==r){for(t=this.length-1;t>=0;t--)this.words[t+r]=this.words[t];for(t=0;t<r;t++)this.words[t]=0;this.length+=r}return this.strip()},s.prototype.ishln=function(e){return n(0===this.negative),this.iushln(e)},s.prototype.iushrn=function(e,t,i){var r;n("number"==typeof e&&e>=0),r=t?(t-t%26)/26:0;var o=e%26,s=Math.min((e-o)/26,this.length),a=67108863^67108863>>>o<<o,c=i;if(r-=s,r=Math.max(0,r),c){for(var h=0;h<s;h++)c.words[h]=this.words[h];c.length=s}if(0===s);else if(this.length>s)for(this.length-=s,h=0;h<this.length;h++)this.words[h]=this.words[h+s];else this.words[0]=0,this.length=1;var u=0;for(h=this.length-1;h>=0&&(0!==u||h>=r);h--){var l=0|this.words[h];this.words[h]=u<<26-o|l>>>o,u=l&a}return c&&0!==u&&(c.words[c.length++]=u),0===this.length&&(this.words[0]=0,this.length=1),this.strip()},s.prototype.ishrn=function(e,t,i){return n(0===this.negative),this.iushrn(e,t,i)},s.prototype.shln=function(e){return this.clone().ishln(e)},s.prototype.ushln=function(e){return this.clone().iushln(e)},s.prototype.shrn=function(e){return this.clone().ishrn(e)},s.prototype.ushrn=function(e){return this.clone().iushrn(e)},s.prototype.testn=function(e){n("number"==typeof e&&e>=0);var t=e%26,i=(e-t)/26,r=1<<t;return!(this.length<=i)&&!!(this.words[i]&r)},s.prototype.imaskn=function(e){n("number"==typeof e&&e>=0);var t=e%26,i=(e-t)/26;if(n(0===this.negative,"imaskn works only with positive numbers"),this.length<=i)return this;if(0!==t&&i++,this.length=Math.min(i,this.length),0!==t){var r=67108863^67108863>>>t<<t;this.words[this.length-1]&=r}return this.strip()},s.prototype.maskn=function(e){return this.clone().imaskn(e)},s.prototype.iaddn=function(e){return n("number"==typeof e),n(e<67108864),e<0?this.isubn(-e):0!==this.negative?1===this.length&&(0|this.words[0])<e?(this.words[0]=e-(0|this.words[0]),this.negative=0,this):(this.negative=0,this.isubn(e),this.negative=1,this):this._iaddn(e)},s.prototype._iaddn=function(e){this.words[0]+=e;for(var t=0;t<this.length&&this.words[t]>=67108864;t++)this.words[t]-=67108864,t===this.length-1?this.words[t+1]=1:this.words[t+1]++;return this.length=Math.max(this.length,t+1),this},s.prototype.isubn=function(e){if(n("number"==typeof e),n(e<67108864),e<0)return this.iaddn(-e);if(0!==this.negative)return this.negative=0,this.iaddn(e),this.negative=1,this;if(this.words[0]-=e,1===this.length&&this.words[0]<0)this.words[0]=-this.words[0],this.negative=1;else for(var t=0;t<this.length&&this.words[t]<0;t++)this.words[t]+=67108864,this.words[t+1]-=1;return this.strip()},s.prototype.addn=function(e){return this.clone().iaddn(e)},s.prototype.subn=function(e){return this.clone().isubn(e)},s.prototype.iabs=function(){return this.negative=0,this},s.prototype.abs=function(){return this.clone().iabs()},s.prototype._ishlnsubmul=function(e,t,i){var r,o,s=e.length+i;this._expand(s);var a=0;for(r=0;r<e.length;r++){o=(0|this.words[r+i])+a;var c=(0|e.words[r])*t;a=((o-=67108863&c)>>26)-(c/67108864|0),this.words[r+i]=67108863&o}for(;r<this.length-i;r++)a=(o=(0|this.words[r+i])+a)>>26,this.words[r+i]=67108863&o;if(0===a)return this.strip();for(n(-1===a),a=0,r=0;r<this.length;r++)a=(o=-(0|this.words[r])+a)>>26,this.words[r]=67108863&o;return this.negative=1,this.strip()},s.prototype._wordDiv=function(e,t){var i=(this.length,e.length),r=this.clone(),n=e,o=0|n.words[n.length-1];0!==(i=26-this._countBits(o))&&(n=n.ushln(i),r.iushln(i),o=0|n.words[n.length-1]);var a,c=r.length-n.length;if("mod"!==t){(a=new s(null)).length=c+1,a.words=new Array(a.length);for(var h=0;h<a.length;h++)a.words[h]=0}var u=r.clone()._ishlnsubmul(n,1,c);0===u.negative&&(r=u,a&&(a.words[c]=1));for(var l=c-1;l>=0;l--){var f=67108864*(0|r.words[n.length+l])+(0|r.words[n.length+l-1]);for(f=Math.min(f/o|0,67108863),r._ishlnsubmul(n,f,l);0!==r.negative;)f--,r.negative=0,r._ishlnsubmul(n,1,l),r.isZero()||(r.negative^=1);a&&(a.words[l]=f)}return a&&a.strip(),r.strip(),"div"!==t&&0!==i&&r.iushrn(i),{div:a||null,mod:r}},s.prototype.divmod=function(e,t,i){return n(!e.isZero()),this.isZero()?{div:new s(0),mod:new s(0)}:0!==this.negative&&0===e.negative?(a=this.neg().divmod(e,t),"mod"!==t&&(r=a.div.neg()),"div"!==t&&(o=a.mod.neg(),i&&0!==o.negative&&o.iadd(e)),{div:r,mod:o}):0===this.negative&&0!==e.negative?(a=this.divmod(e.neg(),t),"mod"!==t&&(r=a.div.neg()),{div:r,mod:a.mod}):0!=(this.negative&e.negative)?(a=this.neg().divmod(e.neg(),t),"div"!==t&&(o=a.mod.neg(),i&&0!==o.negative&&o.isub(e)),{div:a.div,mod:o}):e.length>this.length||this.cmp(e)<0?{div:new s(0),mod:this}:1===e.length?"div"===t?{div:this.divn(e.words[0]),mod:null}:"mod"===t?{div:null,mod:new s(this.modn(e.words[0]))}:{div:this.divn(e.words[0]),mod:new s(this.modn(e.words[0]))}:this._wordDiv(e,t);var r,o,a},s.prototype.div=function(e){return this.divmod(e,"div",!1).div},s.prototype.mod=function(e){return this.divmod(e,"mod",!1).mod},s.prototype.umod=function(e){return this.divmod(e,"mod",!0).mod},s.prototype.divRound=function(e){var t=this.divmod(e);if(t.mod.isZero())return t.div;var i=0!==t.div.negative?t.mod.isub(e):t.mod,r=e.ushrn(1),n=e.andln(1),o=i.cmp(r);return o<0||1===n&&0===o?t.div:0!==t.div.negative?t.div.isubn(1):t.div.iaddn(1)},s.prototype.modn=function(e){n(e<=67108863);for(var t=(1<<26)%e,i=0,r=this.length-1;r>=0;r--)i=(t*i+(0|this.words[r]))%e;return i},s.prototype.idivn=function(e){n(e<=67108863);for(var t=0,i=this.length-1;i>=0;i--){var r=(0|this.words[i])+67108864*t;this.words[i]=r/e|0,t=r%e}return this.strip()},s.prototype.divn=function(e){return this.clone().idivn(e)},s.prototype.egcd=function(e){n(0===e.negative),n(!e.isZero());var t=this,i=e.clone();t=0!==t.negative?t.umod(e):t.clone();for(var r=new s(1),o=new s(0),a=new s(0),c=new s(1),h=0;t.isEven()&&i.isEven();)t.iushrn(1),i.iushrn(1),++h;for(var u=i.clone(),l=t.clone();!t.isZero();){for(var f=0,d=1;0==(t.words[0]&d)&&f<26;++f,d<<=1);if(f>0)for(t.iushrn(f);f-- >0;)(r.isOdd()||o.isOdd())&&(r.iadd(u),o.isub(l)),r.iushrn(1),o.iushrn(1);for(var p=0,m=1;0==(i.words[0]&m)&&p<26;++p,m<<=1);if(p>0)for(i.iushrn(p);p-- >0;)(a.isOdd()||c.isOdd())&&(a.iadd(u),c.isub(l)),a.iushrn(1),c.iushrn(1);t.cmp(i)>=0?(t.isub(i),r.isub(a),o.isub(c)):(i.isub(t),a.isub(r),c.isub(o))}return{a:a,b:c,gcd:i.iushln(h)}},s.prototype._invmp=function(e){n(0===e.negative),n(!e.isZero());var t=this,i=e.clone();t=0!==t.negative?t.umod(e):t.clone();for(var r,o=new s(1),a=new s(0),c=i.clone();t.cmpn(1)>0&&i.cmpn(1)>0;){for(var h=0,u=1;0==(t.words[0]&u)&&h<26;++h,u<<=1);if(h>0)for(t.iushrn(h);h-- >0;)o.isOdd()&&o.iadd(c),o.iushrn(1);for(var l=0,f=1;0==(i.words[0]&f)&&l<26;++l,f<<=1);if(l>0)for(i.iushrn(l);l-- >0;)a.isOdd()&&a.iadd(c),a.iushrn(1);t.cmp(i)>=0?(t.isub(i),o.isub(a)):(i.isub(t),a.isub(o))}return(r=0===t.cmpn(1)?o:a).cmpn(0)<0&&r.iadd(e),r},s.prototype.gcd=function(e){if(this.isZero())return e.abs();if(e.isZero())return this.abs();var t=this.clone(),i=e.clone();t.negative=0,i.negative=0;for(var r=0;t.isEven()&&i.isEven();r++)t.iushrn(1),i.iushrn(1);for(;;){for(;t.isEven();)t.iushrn(1);for(;i.isEven();)i.iushrn(1);var n=t.cmp(i);if(n<0){var o=t;t=i,i=o}else if(0===n||0===i.cmpn(1))break;t.isub(i)}return i.iushln(r)},s.prototype.invm=function(e){return this.egcd(e).a.umod(e)},s.prototype.isEven=function(){return 0==(1&this.words[0])},s.prototype.isOdd=function(){return 1==(1&this.words[0])},s.prototype.andln=function(e){return this.words[0]&e},s.prototype.bincn=function(e){n("number"==typeof e);var t=e%26,i=(e-t)/26,r=1<<t;if(this.length<=i)return this._expand(i+1),this.words[i]|=r,this;for(var o=r,s=i;0!==o&&s<this.length;s++){var a=0|this.words[s];o=(a+=o)>>>26,a&=67108863,this.words[s]=a}return 0!==o&&(this.words[s]=o,this.length++),this},s.prototype.isZero=function(){return 1===this.length&&0===this.words[0]},s.prototype.cmpn=function(e){var t,i=e<0;if(0!==this.negative&&!i)return-1;if(0===this.negative&&i)return 1;if(this.strip(),this.length>1)t=1;else{i&&(e=-e),n(e<=67108863,"Number is too big");var r=0|this.words[0];t=r===e?0:r<e?-1:1}return 0!==this.negative?0|-t:t},s.prototype.cmp=function(e){if(0!==this.negative&&0===e.negative)return-1;if(0===this.negative&&0!==e.negative)return 1;var t=this.ucmp(e);return 0!==this.negative?0|-t:t},s.prototype.ucmp=function(e){if(this.length>e.length)return 1;if(this.length<e.length)return-1;for(var t=0,i=this.length-1;i>=0;i--){var r=0|this.words[i],n=0|e.words[i];if(r!==n){r<n?t=-1:r>n&&(t=1);break}}return t},s.prototype.gtn=function(e){return 1===this.cmpn(e)},s.prototype.gt=function(e){return 1===this.cmp(e)},s.prototype.gten=function(e){return this.cmpn(e)>=0},s.prototype.gte=function(e){return this.cmp(e)>=0},s.prototype.ltn=function(e){return-1===this.cmpn(e)},s.prototype.lt=function(e){return-1===this.cmp(e)},s.prototype.lten=function(e){return this.cmpn(e)<=0},s.prototype.lte=function(e){return this.cmp(e)<=0},s.prototype.eqn=function(e){return 0===this.cmpn(e)},s.prototype.eq=function(e){return 0===this.cmp(e)},s.red=function(e){return new S(e)},s.prototype.toRed=function(e){return n(!this.red,"Already a number in reduction context"),n(0===this.negative,"red works only with positives"),e.convertTo(this)._forceRed(e)},s.prototype.fromRed=function(){return n(this.red,"fromRed works only with numbers in reduction context"),this.red.convertFrom(this)},s.prototype._forceRed=function(e){return this.red=e,this},s.prototype.forceRed=function(e){return n(!this.red,"Already a number in reduction context"),this._forceRed(e)},s.prototype.redAdd=function(e){return n(this.red,"redAdd works only with red numbers"),this.red.add(this,e)},s.prototype.redIAdd=function(e){return n(this.red,"redIAdd works only with red numbers"),this.red.iadd(this,e)},s.prototype.redSub=function(e){return n(this.red,"redSub works only with red numbers"),this.red.sub(this,e)},s.prototype.redISub=function(e){return n(this.red,"redISub works only with red numbers"),this.red.isub(this,e)},s.prototype.redShl=function(e){return n(this.red,"redShl works only with red numbers"),this.red.shl(this,e)},s.prototype.redMul=function(e){return n(this.red,"redMul works only with red numbers"),this.red._verify2(this,e),this.red.mul(this,e)},s.prototype.redIMul=function(e){return n(this.red,"redMul works only with red numbers"),this.red._verify2(this,e),this.red.imul(this,e)},s.prototype.redSqr=function(){return n(this.red,"redSqr works only with red numbers"),this.red._verify1(this),this.red.sqr(this)},s.prototype.redISqr=function(){return n(this.red,"redISqr works only with red numbers"),this.red._verify1(this),this.red.isqr(this)},s.prototype.redSqrt=function(){return n(this.red,"redSqrt works only with red numbers"),this.red._verify1(this),this.red.sqrt(this)},s.prototype.redInvm=function(){return n(this.red,"redInvm works only with red numbers"),this.red._verify1(this),this.red.invm(this)},s.prototype.redNeg=function(){return n(this.red,"redNeg works only with red numbers"),this.red._verify1(this),this.red.neg(this)},s.prototype.redPow=function(e){return n(this.red&&!e.red,"redPow(normalNum)"),this.red._verify1(this),this.red.pow(this,e)};var _={k256:null,p224:null,p192:null,p25519:null};function v(e,t){this.name=e,this.p=new s(t,16),this.n=this.p.bitLength(),this.k=new s(1).iushln(this.n).isub(this.p),this.tmp=this._tmp()}function y(){v.call(this,"k256","ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff fffffffe fffffc2f")}function b(){v.call(this,"p224","ffffffff ffffffff ffffffff ffffffff 00000000 00000000 00000001")}function x(){v.call(this,"p192","ffffffff ffffffff ffffffff fffffffe ffffffff ffffffff")}function w(){v.call(this,"25519","7fffffffffffffff ffffffffffffffff ffffffffffffffff ffffffffffffffed")}function S(e){if("string"==typeof e){var t=s._prime(e);this.m=t.p,this.prime=t}else n(e.gtn(1),"modulus must be greater than 1"),this.m=e,this.prime=null}function T(e){S.call(this,e),this.shift=this.m.bitLength(),this.shift%26!=0&&(this.shift+=26-this.shift%26),this.r=new s(1).iushln(this.shift),this.r2=this.imod(this.r.sqr()),this.rinv=this.r._invmp(this.m),this.minv=this.rinv.mul(this.r).isubn(1).div(this.m),this.minv=this.minv.umod(this.r),this.minv=this.r.sub(this.minv)}v.prototype._tmp=function(){var e=new s(null);return e.words=new Array(Math.ceil(this.n/13)),e},v.prototype.ireduce=function(e){var t,i=e;do{this.split(i,this.tmp),t=(i=(i=this.imulK(i)).iadd(this.tmp)).bitLength()}while(t>this.n);var r=t<this.n?-1:i.ucmp(this.p);return 0===r?(i.words[0]=0,i.length=1):r>0?i.isub(this.p):i.strip(),i},v.prototype.split=function(e,t){e.iushrn(this.n,0,t)},v.prototype.imulK=function(e){return e.imul(this.k)},o(y,v),y.prototype.split=function(e,t){for(var i=Math.min(e.length,9),r=0;r<i;r++)t.words[r]=e.words[r];if(t.length=i,e.length<=9)return e.words[0]=0,void(e.length=1);var n=e.words[9];for(t.words[t.length++]=4194303&n,r=10;r<e.length;r++){var o=0|e.words[r];e.words[r-10]=(4194303&o)<<4|n>>>22,n=o}n>>>=22,e.words[r-10]=n,0===n&&e.length>10?e.length-=10:e.length-=9},y.prototype.imulK=function(e){e.words[e.length]=0,e.words[e.length+1]=0,e.length+=2;for(var t=0,i=0;i<e.length;i++){var r=0|e.words[i];t+=977*r,e.words[i]=67108863&t,t=64*r+(t/67108864|0)}return 0===e.words[e.length-1]&&(e.length--,0===e.words[e.length-1]&&e.length--),e},o(b,v),o(x,v),o(w,v),w.prototype.imulK=function(e){for(var t=0,i=0;i<e.length;i++){var r=19*(0|e.words[i])+t,n=67108863&r;r>>>=26,e.words[i]=n,t=r}return 0!==t&&(e.words[e.length++]=t),e},s._prime=function(e){if(_[e])return _[e];var t;if("k256"===e)t=new y;else if("p224"===e)t=new b;else if("p192"===e)t=new x;else{if("p25519"!==e)throw new Error("Unknown prime "+e);t=new w}return _[e]=t,t},S.prototype._verify1=function(e){n(0===e.negative,"red works only with positives"),n(e.red,"red works only with red numbers")},S.prototype._verify2=function(e,t){n(0==(e.negative|t.negative),"red works only with positives"),n(e.red&&e.red===t.red,"red works only with red numbers")},S.prototype.imod=function(e){return this.prime?this.prime.ireduce(e)._forceRed(this):e.umod(this.m)._forceRed(this)},S.prototype.neg=function(e){return e.isZero()?e.clone():this.m.sub(e)._forceRed(this)},S.prototype.add=function(e,t){this._verify2(e,t);var i=e.add(t);return i.cmp(this.m)>=0&&i.isub(this.m),i._forceRed(this)},S.prototype.iadd=function(e,t){this._verify2(e,t);var i=e.iadd(t);return i.cmp(this.m)>=0&&i.isub(this.m),i},S.prototype.sub=function(e,t){this._verify2(e,t);var i=e.sub(t);return i.cmpn(0)<0&&i.iadd(this.m),i._forceRed(this)},S.prototype.isub=function(e,t){this._verify2(e,t);var i=e.isub(t);return i.cmpn(0)<0&&i.iadd(this.m),i},S.prototype.shl=function(e,t){return this._verify1(e),this.imod(e.ushln(t))},S.prototype.imul=function(e,t){return this._verify2(e,t),this.imod(e.imul(t))},S.prototype.mul=function(e,t){return this._verify2(e,t),this.imod(e.mul(t))},S.prototype.isqr=function(e){return this.imul(e,e.clone())},S.prototype.sqr=function(e){return this.mul(e,e)},S.prototype.sqrt=function(e){if(e.isZero())return e.clone();var t=this.m.andln(3);if(n(t%2==1),3===t){var i=this.m.add(new s(1)).iushrn(2);return this.pow(e,i)}for(var r=this.m.subn(1),o=0;!r.isZero()&&0===r.andln(1);)o++,r.iushrn(1);n(!r.isZero());var a=new s(1).toRed(this),c=a.redNeg(),h=this.m.subn(1).iushrn(1),u=this.m.bitLength();for(u=new s(2*u*u).toRed(this);0!==this.pow(u,h).cmp(c);)u.redIAdd(c);for(var l=this.pow(u,r),f=this.pow(e,r.addn(1).iushrn(1)),d=this.pow(e,r),p=o;0!==d.cmp(a);){for(var m=d,g=0;0!==m.cmp(a);g++)m=m.redSqr();n(g<p);var _=this.pow(l,new s(1).iushln(p-g-1));f=f.redMul(_),l=_.redSqr(),d=d.redMul(l),p=g}return f},S.prototype.invm=function(e){var t=e._invmp(this.m);return 0!==t.negative?(t.negative=0,this.imod(t).redNeg()):this.imod(t)},S.prototype.pow=function(e,t){if(t.isZero())return new s(1).toRed(this);if(0===t.cmpn(1))return e.clone();var i=new Array(16);i[0]=new s(1).toRed(this),i[1]=e;for(var r=2;r<i.length;r++)i[r]=this.mul(i[r-1],e);var n=i[0],o=0,a=0,c=t.bitLength()%26;for(0===c&&(c=26),r=t.length-1;r>=0;r--){for(var h=t.words[r],u=c-1;u>=0;u--){var l=h>>u&1;n!==i[0]&&(n=this.sqr(n)),0!==l||0!==o?(o<<=1,o|=l,(4===++a||0===r&&0===u)&&(n=this.mul(n,i[o]),a=0,o=0)):a=0}c=26}return n},S.prototype.convertTo=function(e){var t=e.umod(this.m);return t===e?t.clone():t},S.prototype.convertFrom=function(e){var t=e.clone();return t.red=null,t},s.mont=function(e){return new T(e)},o(T,S),T.prototype.convertTo=function(e){return this.imod(e.ushln(this.shift))},T.prototype.convertFrom=function(e){var t=this.imod(e.mul(this.rinv));return t.red=null,t},T.prototype.imul=function(e,t){if(e.isZero()||t.isZero())return e.words[0]=0,e.length=1,e;var i=e.imul(t),r=i.maskn(this.shift).mul(this.minv).imaskn(this.shift).mul(this.m),n=i.isub(r).iushrn(this.shift),o=n;return n.cmp(this.m)>=0?o=n.isub(this.m):n.cmpn(0)<0&&(o=n.iadd(this.m)),o._forceRed(this)},T.prototype.mul=function(e,t){if(e.isZero()||t.isZero())return new s(0)._forceRed(this);var 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this._pc&&(this._pc.ontrack=null),this._pc.ondatachannel=null}this._pc=null,this._channel=null,e&&this.emit("error",e),this.emit("close"),t()}},f.prototype._setupData=function(e){var t=this;if(!e.channel)return t.destroy(p("Data channel event is missing `channel` property","ERR_DATA_CHANNEL"));t._channel=e.channel,t._channel.binaryType="arraybuffer","number"==typeof t._channel.bufferedAmountLowThreshold&&(t._channel.bufferedAmountLowThreshold=65536),t.channelName=t._channel.label,t._channel.onmessage=function(e){t._onChannelMessage(e)},t._channel.onbufferedamountlow=function(){t._onChannelBufferedAmountLow()},t._channel.onopen=function(){t._onChannelOpen()},t._channel.onclose=function(){t._onChannelClose()},t._channel.onerror=function(e){t.destroy(p(e,"ERR_DATA_CHANNEL"))};var i=!1;t._closingInterval=setInterval(function(){t._channel&&"closing"===t._channel.readyState?(i&&t._onChannelClose(),i=!0):i=!1},5e3)},f.prototype._read=function(){},f.prototype._write=function(e,t,i){if(this.destroyed)return i(p("cannot write after peer is destroyed","ERR_DATA_CHANNEL"));if(this.connected){try{this.send(e)}catch(e){return this.destroy(p(e,"ERR_DATA_CHANNEL"))}this._channel.bufferedAmount>65536?(this._debug("start backpressure: bufferedAmount %d",this._channel.bufferedAmount),this._cb=i):i(null)}else this._debug("write before connect"),this._chunk=e,this._cb=i},f.prototype._onFinish=function(){var e=this;function t(){setTimeout(function(){e.destroy()},1e3)}e.destroyed||(e.connected?t():e.once("connect",t))},f.prototype._startIceCompleteTimeout=function(){s("started iceComplete timeout");var e=this;e.destroyed||e._iceCompleteTimer||(e._iceCompleteTimer=setTimeout(function(){e._iceComplete||(e._iceComplete=!0,e.emit("iceTimeout"),e.emit("_iceComplete"))},this.iceCompleteTimeout))},f.prototype._createOffer=function(){var e=this;e.destroyed||e._pc.createOffer(e.offerConstraints).then(function(t){function i(){if(!e.destroyed){var i=e._pc.localDescription||t;e._debug("signal"),e.emit("signal",{type:i.type,sdp:i.sdp})}}e.destroyed||(e.trickle||e.allowHalfTrickle||(t.sdp=d(t.sdp)),t.sdp=e.sdpTransform(t.sdp),e._pc.setLocalDescription(t).then(function(){if(e._debug("createOffer success"),e.destroyed)return;e.trickle||e._iceComplete?i():e.once("_iceComplete",i)}).catch(function(t){e.destroy(p(t,"ERR_SET_LOCAL_DESCRIPTION"))}))}).catch(function(t){e.destroy(p(t,"ERR_CREATE_OFFER"))})},f.prototype._createAnswer=function(){var e=this;e.destroyed||e._pc.createAnswer(e.answerConstraints).then(function(t){function i(){if(!e.destroyed){var i=e._pc.localDescription||t;e._debug("signal"),e.emit("signal",{type:i.type,sdp:i.sdp})}}e.destroyed||(e.trickle||e.allowHalfTrickle||(t.sdp=d(t.sdp)),t.sdp=e.sdpTransform(t.sdp),e._pc.setLocalDescription(t).then(function(){if(e.destroyed)return;e.trickle||e._iceComplete?i():e.once("_iceComplete",i)}).catch(function(t){e.destroy(p(t,"ERR_SET_LOCAL_DESCRIPTION"))}))}).catch(function(t){e.destroy(p(t,"ERR_CREATE_ANSWER"))})},f.prototype._onIceStateChange=function(){if(!this.destroyed){var e=this._pc.iceConnectionState,t=this._pc.iceGatheringState;this._debug("iceStateChange (connection: %s) (gathering: %s)",e,t),this.emit("iceStateChange",e,t),"connected"!==e&&"completed"!==e||(this._pcReady=!0,this._maybeReady()),"failed"===e&&this.destroy(p("Ice connection failed.","ERR_ICE_CONNECTION_FAILURE")),"closed"===e&&this.destroy(new Error("Ice connection closed."))}},f.prototype.getStats=function(e){var t=this;0===t._pc.getStats.length?t._pc.getStats().then(function(t){var i=[];t.forEach(function(e){i.push(e)}),e(null,i)},function(t){e(t)}):t._isReactNativeWebrtc?t._pc.getStats(null,function(t){var i=[];t.forEach(function(e){i.push(e)}),e(null,i)},function(t){e(t)}):t._pc.getStats.length>0?t._pc.getStats(function(i){if(!t.destroyed){var r=[];i.result().forEach(function(e){var t={};e.names().forEach(function(i){t[i]=e.stat(i)}),t.id=e.id,t.type=e.type,t.timestamp=e.timestamp,r.push(t)}),e(null,r)}},function(t){e(t)}):e(null,[])},f.prototype._maybeReady=function(){var e=this;e._debug("maybeReady pc %s channel %s",e._pcReady,e._channelReady),!e.connected&&!e._connecting&&e._pcReady&&e._channelReady&&(e._connecting=!0,function t(){e.destroyed||e.getStats(function(i,r){if(!e.destroyed){i&&(r=[]);var n={},o={},s={},a=!1;if(r.forEach(function(e){"remotecandidate"!==e.type&&"remote-candidate"!==e.type||(n[e.id]=e),"localcandidate"!==e.type&&"local-candidate"!==e.type||(o[e.id]=e),"candidatepair"!==e.type&&"candidate-pair"!==e.type||(s[e.id]=e)}),r.forEach(function(e){"transport"===e.type&&e.selectedCandidatePairId&&h(s[e.selectedCandidatePairId]),("googCandidatePair"===e.type&&"true"===e.googActiveConnection||("candidatepair"===e.type||"candidate-pair"===e.type)&&e.selected)&&h(e)}),a||Object.keys(s).length&&!Object.keys(o).length){if(e._connecting=!1,e.connected=!0,e._chunk){try{e.send(e._chunk)}catch(i){return e.destroy(p(i,"ERR_DATA_CHANNEL"))}e._chunk=null,e._debug('sent chunk from "write before connect"');var c=e._cb;e._cb=null,c(null)}"number"!=typeof e._channel.bufferedAmountLowThreshold&&(e._interval=setInterval(function(){e._onInterval()},150),e._interval.unref&&e._interval.unref()),e._debug("connect"),e.emit("connect")}else setTimeout(t,100)}function h(t){a=!0;var i=o[t.localCandidateId];i&&i.ip?(e.localAddress=i.ip,e.localPort=Number(i.port)):i&&i.ipAddress?(e.localAddress=i.ipAddress,e.localPort=Number(i.portNumber)):"string"==typeof t.googLocalAddress&&(i=t.googLocalAddress.split(":"),e.localAddress=i[0],e.localPort=Number(i[1]));var r=n[t.remoteCandidateId];r&&r.ip?(e.remoteAddress=r.ip,e.remotePort=Number(r.port)):r&&r.ipAddress?(e.remoteAddress=r.ipAddress,e.remotePort=Number(r.portNumber)):"string"==typeof t.googRemoteAddress&&(r=t.googRemoteAddress.split(":"),e.remoteAddress=r[0],e.remotePort=Number(r[1])),e.remoteFamily="IPv4",e._debug("connect local: %s:%s remote: %s:%s",e.localAddress,e.localPort,e.remoteAddress,e.remotePort)}})}())},f.prototype._onInterval=function(){!this._cb||!this._channel||this._channel.bufferedAmount>65536||this._onChannelBufferedAmountLow()},f.prototype._onSignalingStateChange=function(){var e=this;e.destroyed||("stable"!==e._pc.signalingState||e._firstStable||(e._isNegotiating=!1,e._debug("flushing sender queue",e._sendersAwaitingStable),e._sendersAwaitingStable.forEach(function(t){e._pc.removeTrack(t),e._queuedNegotiation=!0}),e._sendersAwaitingStable=[],e._queuedNegotiation&&(e._debug("flushing negotiation queue"),e._queuedNegotiation=!1,e._needsNegotiation()),e._debug("negotiate"),e.emit("negotiate")),e._firstStable=!1,e._debug("signalingStateChange %s",e._pc.signalingState),e.emit("signalingStateChange",e._pc.signalingState))},f.prototype._onIceCandidate=function(e){this.destroyed||(e.candidate&&this.trickle?this.emit("signal",{candidate:{candidate:e.candidate.candidate,sdpMLineIndex:e.candidate.sdpMLineIndex,sdpMid:e.candidate.sdpMid}}):e.candidate||this._iceComplete||(this._iceComplete=!0,this.emit("_iceComplete")),e.candidate&&this._startIceCompleteTimeout())},f.prototype._onChannelMessage=function(e){if(!this.destroyed){var t=e.data;t instanceof ArrayBuffer&&(t=r.from(t)),this.push(t)}},f.prototype._onChannelBufferedAmountLow=function(){if(!this.destroyed&&this._cb){this._debug("ending backpressure: bufferedAmount %d",this._channel.bufferedAmount);var e=this._cb;this._cb=null,e(null)}},f.prototype._onChannelOpen=function(){this.connected||this.destroyed||(this._debug("on channel open"),this._channelReady=!0,this._maybeReady())},f.prototype._onChannelClose=function(){this.destroyed||(this._debug("on channel close"),this.destroy())},f.prototype._onTrack=function(e){var t=this;t.destroyed||e.streams.forEach(function(i){t._debug("on track"),t.emit("track",e.track,i),t._remoteTracks.push({track:e.track,stream:i}),t._remoteStreams.some(function(e){return e.id===i.id})||(t._remoteStreams.push(i),setTimeout(function(){t.emit("stream",i)},0))})},f.prototype.setConstraints=function(e){this.initiator?this.offerConstraints=this._transformConstraints(e):this.answerConstraints=this._transformConstraints(e)},f.prototype._debug=function(){var e=[].slice.call(arguments);e[0]="["+this._id+"] "+e[0],s.apply(null,e)},f.prototype._transformConstraints=function(e){if(0===Object.keys(e).length)return e;if((e.mandatory||e.optional)&&!this._isChromium){var t=Object.assign({},e.optional,e.mandatory);return void 0!==t.OfferToReceiveVideo&&(t.offerToReceiveVideo=t.OfferToReceiveVideo,delete t.OfferToReceiveVideo),void 0!==t.OfferToReceiveAudio&&(t.offerToReceiveAudio=t.OfferToReceiveAudio,delete t.OfferToReceiveAudio),t}return e.mandatory||e.optional||!this._isChromium?e:(void 0!==e.offerToReceiveVideo&&(e.OfferToReceiveVideo=e.offerToReceiveVideo,delete e.offerToReceiveVideo),void 0!==e.offerToReceiveAudio&&(e.OfferToReceiveAudio=e.offerToReceiveAudio,delete e.offerToReceiveAudio),{mandatory:e})}}).call(this,i(52),i(9).Buffer)},function(e,t,i){"use strict";var r=i(7);function n(e){var t=2,i=256,r=10,n=document.createElement("canvas");n.width=window.innerWidth-16,n.height=i*t;var o=n.getContext("2d");o.imageSmoothingEnabled=!1;var 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k={forward:F.forward,left:F.left,backward:F.backward,right:F.right,fire:"<mouse 1>","mid-fire":"<mouse 2>","alt-fire":"<mouse 3>",jump:F.jump,build:F.build,chat:F.chat,fog:F.fog,saveLoc:F.saveLoc,loadLoc:F.loadLoc,spawnSteve:"G"};O.bindings=k,O.settings=F,this.soundPlayer.musicOn=F.music,this.soundPlayer.soundOn=F.sound;var V=n(O);V.setPaused(!0),V.worldSize=_,V.worldHeight=64,V.waterLevel=v,V.time=0,V.rendering._camera.minZ=.1,V.rendering._camera.fov=70*Math.PI/180,V.rendering._scene.fogColor=new BABYLON.Color3(.9,.95,1),V.rendering._scene.fogMode=BABYLON.Scene.FOGMODE_EXP2,V.rendering._scene.fogDensity=.002,V.rendering._scene.clearColor=V.rendering._scene.fogColor,this.hostInfo?V.hostInfo=this.hostInfo:V.hostInfo={maxPlayers:this.player.network.maxPlayers};var N=u(V),z=l(N),U=f(V,e.singlePlayer),G=p(V);this.addParticles=a(V);var 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n=V.world.getBlockID(e,r,i);V.world.setBlockID(0,e,r,i),V.world.setBlockID(n,e,r,i)}this.lightDepths[e][i]=t}},this.removeBlockCheckLit=function(e,t,i){var r=this.lightDepths[e][i];if(t>=r){for(var n=0,o=t;(0==n||n==this.redflowerID||n==this.yellowflowerID||n==this.bushID||n==this.redmushroomID||n==this.brownmushroomID||n==this.glassID||n==this.leafID||n==this.emptySpongeID)&&o>=0;)o-=1,n=V.world.getBlockID(e,o,i);return Math.floor(o/g)!=Math.floor(r/g)&&(V.world.setBlockID(0,e,o,i),V.world.setBlockID(n,e,o,i)),this.lightDepths[e][i]=o,1}return.6};var j=function e(){var t=!1;if(w.hostInfo&&null!=w.hostInfo.spawnPoint&&null!=w.hostInfo.spawnPoint&&(t=!0),t)V.entities.setPosition(V.playerEntity,w.hostInfo.spawnPoint.x,w.hostInfo.spawnPoint.y,w.hostInfo.spawnPoint.z);else{for(var i=0,r=0;i<v&&r<50;){var n=Math.floor(M-_/4+Math.random()*(_/2))+.5,o=Math.floor(M-_/4+Math.random()*(_/2))+.5,s=V.pick([n,100,o],[0,-1,0],1e3,!0);null!=s&&(i=s.position[1]),++r}if(r>=50)return void setTimeout(e,100);V.entities.setPosition(V.playerEntity,s.position[0],s.position[1]+1,s.position[2])}m.hide(),w.updateResetPosition(),w.playerSpawned=!0,setTimeout(function(){V.entities.setPhysicsInterpolation(V.playerEntity,!0)},100)},H=i(504)(V),X=(i(505)(V),i(506)(V,g),i(507)),Y=i(508),K=["grass","dirt","grass_dirt","stone","wood","rock","bedrock","sand","gravel","tree_top","tree_side","lava","rock_gold","rock_bronze","rock_coal","gold","sponge","color0","color1","color2","color3","color4","color5","color6","color7","color8","color9","color10","color11","color12","color13","color14","color15"],q=["leaves_opaque","glass","water","bush","red_flower","yellow_flower","red_mushroom","brown_mushroom"];for(L=0;L<K.length;L++){var Z=null;"lava"==(Q=K[L])&&(Z=[.4,0,0,.95]),V.registry.registerMaterial(Q,Z,Q+".png")}for(L=0;L<q.length;L++){var Q;Z=null;"water"==(Q=q[L])&&(Z=[0,0,.4,.85]);V.registry.registerMaterial(Q,Z,Q+".png",!0)}V.registry.registerMaterial("empty_sponge",[0,0,0,0],null,!0);var J=[],$=[null,null,null,8,5,6,15,16];for(L=3;L<8;L++){var ee=q[L],te=X(V);(oe=V.rendering.makeStandardMaterial(ee+"Mat")).diffuseTexture=new BABYLON.Texture("assets/textures/"+ee+".png",scene,!0,!0,1),oe.diffuseTexture.hasAlpha=!0,oe.diffuseTexture.getAlphaFromRGB=!0,te.material=oe;var ie=$[L],re=V.registry.registerBlock(ie,{material:[null,ee,null,null,null,null],opaque:!1,blockMesh:te});J.push(re)}this.grassID=V.registry.registerBlock(1,{material:["grass","dirt","grass_dirt"]}),this.stoneID=V.registry.registerBlock(2,{material:"stone"}),this.dirtID=V.registry.registerBlock(3,{material:"dirt"}),this.woodID=V.registry.registerBlock(4,{material:"wood",opaque:!1,solid:!1,fluid:!0,fluidDensity:1,viscosity:.5}),this.redflowerID=J[1],this.yellowflowerID=J[2],this.waterID=V.registry.registerBlock(7,{material:"water",opaque:!1,solid:!1,fluid:!0,fluidDensity:1,viscosity:.5}),this.bushID=J[0],this.rockID=V.registry.registerBlock(9,{material:"rock"}),this.bedrockID=V.registry.registerBlock(10,{material:"bedrock"}),this.sandID=V.registry.registerBlock(11,{material:"sand"}),this.gravelID=V.registry.registerBlock(12,{material:"gravel"}),this.treeID=V.registry.registerBlock(13,{material:["tree_top","tree_top","tree_side"]}),this.leafID=V.registry.registerBlock(14,{material:"leaves_opaque",opaque:!1}),this.redmushroomID=J[3],this.brownmushroomID=J[4],this.lavaID=V.registry.registerBlock(17,{material:"lava",solid:!1,fluid:!0,fluidDensity:1,viscosity:.5}),this.rockGoldID=V.registry.registerBlock(18,{material:"rock_gold"}),this.rockbronzeID=V.registry.registerBlock(19,{material:"rock_bronze"}),this.rockcoalID=V.registry.registerBlock(20,{material:"rock_coal"}),this.goldID=V.registry.registerBlock(21,{material:"gold"}),this.spongeID=V.registry.registerBlock(22,{material:"sponge"}),this.glassID=V.registry.registerBlock(23,{material:"glass",opaque:!1}),this.colorBlockArray=[];for(L=0;L<16;L++){var ne=V.registry.registerBlock(24+L,{material:"color"+L});this.colorBlockArray.push(ne)}this.emptySpongeID=V.registry.registerBlock(40,{material:"empty_sponge",opaque:!1,solid:!1});var oe;te=Y(V);(oe=V.rendering.makeStandardMaterial(ee+"Mat")).diffuseTexture=V.waterTexture,oe.alpha=.85,oe.useAlphaFromDiffuseTexture=!0,oe.backFaceCulling=!1,oe.disableLighting=!0,oe.emissiveColor=new BABYLON.Color3(.6,.6,.6),te.material=oe,this.waterHackID=V.registry.registerBlock(41,{material:[null,"water",null,null,null,null],opaque:!1,solid:!1,fluid:!0,fluidDensity:1,viscosity:.5,blockMesh:te}),this.soundArray=[null,{id:"grass",volume:.9,pitch:1},{id:"stone",volume:1,pitch:1},{id:"grass",volume:.8,pitch:1},{id:"wood",volume:1,pitch:1},null,null,null,null,{id:"stone",volume:1,pitch:1},null,{id:"gravel",volume:.8,pitch:1},{id:"gravel",volume:.8,pitch:1},{id:"wood",volume:1,pitch:1},{id:"grass",volume:1,pitch:.4},null,null,null,{id:"stone",volume:1,pitch:1},{id:"stone",volume:1,pitch:1},{id:"stone",volume:1,pitch:1},{id:"metal",volume:.7,pitch:1},{id:"cloth",volume:1,pitch:.9},{id:"metal",volume:1,pitch:1},{id:"cloth",volume:1,pitch:1},{id:"cloth",volume:1,pitch:1},{id:"cloth",volume:1,pitch:1},{id:"cloth",volume:1,pitch:1},{id:"cloth",volume:1,pitch:1},{id:"cloth",volume:1,pitch:1},{id:"cloth",volume:1,pitch:1},{id:"cloth",volume:1,pitch:1},{id:"cloth",volume:1,pitch:1},{id:"cloth",volume:1,pitch:1},{id:"cloth",volume:1,pitch:1},{id:"cloth",volume:1,pitch:1},{id:"cloth",volume:1,pitch:1},{id:"cloth",volume:1,pitch:1},{id:"cloth",volume:1,pitch:1},{id:"cloth",volume:1,pitch:1}],this.blockArray=[this.grassID,this.stoneID,this.dirtID,this.woodID,this.redflowerID,this.yellowflowerID,this.waterID,this.bushID,this.rockID,this.bedrockID,this.sandID,this.gravelID,this.treeID,this.leafID,this.redmushroomID,this.brownmushroomID,this.lavaID,this.rockGoldID,this.rockbronzeID,this.rockcoalID,this.goldID,this.spongeID,this.glassID];for(L=0;L<this.colorBlockArray.length;L++)this.blockArray.push(this.colorBlockArray[L]);var se=i(509)(V,this.blockArray);se.setBlock(W),window.addEventListener("beforeunload",function(e){!w.playerSpawned||b||x||(e.preventDefault(),e.returnValue="")}),document.addEventListener("mousewheel",Se,!1),document.addEventListener("DOMMouseScroll",Se,!1),V.inputs.down.on("fire",function(){if(V.targetedBlock){var e={targetedBlockBlockID:V.targetedBlock.blockID,targetedBlockPosition:V.targetedBlock.position,targetedBlockAdjacentPosition:V.targetedBlock.adjacent,chosenBlock:W,addMode:V.addMode};V.addMode&&(e.localPlayer=!0);var t=w.handleFireEvent(e);delete e.localPlayer,null!=w.player&&t&&w.player.emitFireEvent(e)}}),V.inputs.down.on("mid-fire",function(){if(V.targetedBlock){var e=V.targetedBlock.blockID;if(e==w.rockcoalID||e==w.rockbronzeID||e==w.rockGoldID)return;1==e&&(e=3),N.pick(e),W=e-1,se.setBlock(W)}}),V.inputs.down.on("alt-fire",function(){V.addMode?V.addMode=!1:(V.addMode=!0,se.setBlock(W)),V.resetTargetBlock(),V.emit("targetBlockChanged",V.targetedBlock)}),document.addEventListener("keydown",function(e){var t=e.keyCode;if(8==t&&e.preventDefault(),e.ctrlKey&&e.preventDefault(),!G.isOpen&&ae)if(ae=!1,27==t&&c.isOpen)c.close();else if(27==t&&(U.isOpen?U.close():(U.open(),z.isOpen&&z.close())),!U.isOpen&&(!c||!c.isOpen)&&t>=49&&t<=57){var i=t-49;N.setIndex(i),W=N.currentId-1,se.setBlock(W)}},!1),document.addEventListener("keyup",function(e){ae=!0},!1);var ae=!0;V.inputs.down.on("build",function(e,t){U.isOpen||c.isOpen||z.open()}),V.inputs.down.on("chat",function(e,t){U.isOpen||c.isOpen||(z.isOpen&&z.close(),c.open())}),V.inputs.down.on("fog",function(e,t){U.isOpen||c.isOpen||ye()}),V.inputs.down.on("saveLoc",function(e,t){U.isOpen||c.isOpen||w.updateResetPosition()}),V.inputs.down.on("loadLoc",function(e,t){U.isOpen||c.isOpen||w.applyResetPosition()}),V.inputs.down.on("spawnSteve",function(e,t){U.isOpen||c.isOpen||w.spawnSteve()});var ce=!1;document.addEventListener("pointerlockchange",function(e){var t=!1;c&&(t=c.isOpen),null!=document.pointerLockElement||!ce||z.isOpen||t||G.isOpen?(ce=!0,V.inputs.state.forward=!1,V.inputs.state.backward=!1,V.inputs.state.left=!1,V.inputs.state.right=!1,t&&ae&&c.close()):U.open()},!1),window.addEventListener("resize",function(e){U.resize(),m.resize(),G.resize(),N.resize(),c&&c.resize(),V.version&&V.version.resize(),z.resize()}),V.on("setPreviewBlock",function(e){W=e-1,se.setBlock(W)});var he={position:[O.playerStart[0],O.playerStart[1],O.playerStart[2]],rotation:[0,0,0]};this.setPlayerPosition=function(e){var t=V.playerEntity;V.entities.setPhysicsInterpolation(t,!1),V.entities.setPosition(t,e[0],e[1]+.5,e[2]),setTimeout(function(){V.entities.setPhysicsInterpolation(t,!0)},100)},this.updateResetPosition=function(){var e=V.playerEntity,t=V.entities.getPosition(e);he.position[0]=t[0],he.position[1]=t[1],he.position[2]=t[2],he.rotation[0]=0,he.rotation[1]=V.rendering._rotationHolder.rotation.y,he.rotation[2]=0,w.applyResetPosition()},this.applyResetPosition=function(){V.entities.setPhysicsInterpolation(V.playerEntity,!1);var e=V.playerEntity;V.entities.setPosition(e,he.position[0],he.position[1]+.5,he.position[2]),V.rendering._rotationHolder.rotation.x=he.rotation[0],V.rendering._rotationHolder.rotation.y=he.rotation[1],V.rendering._rotationHolder.rotation.z=he.rotation[2],setTimeout(function(){V.entities.setPhysicsInterpolation(V.playerEntity,!0)},100)},this.steveArray=[],this.spawnSteve=function(){var e=V.entities.getPositionData(V.playerEntity),t=i(510),r=e.position[0],n=e.position[1]+.5,o=e.position[2],s=t(V,r,n,o);w.steveArray.push(s)};var ue=250,le=0,fe=[],de=function(e,t){fe.push({func:e,args:t})},pe=1500,me=0,ge=[],_e=function(e,t){ge.push({func:e,args:t})};this.checkWaterBelowAdd=function(e,t,i){var r=this.waterID;this.shouldWaterHaveSurface(e,t,i)&&(r=this.waterHackID),this.setBlock(r,e,t,i);var n=V.world.getBlockID(e-1,t,i),o=V.world.getBlockID(e+1,t,i),s=V.world.getBlockID(e,t,i+1),a=V.world.getBlockID(e,t,i-1);if(n==this.waterID||n==this.waterHackID){r=this.waterID;var c=V.world.getBlockID(e-1,t+1,i);this.shouldWaterHaveSurface(e-1,t,i)&&0!=c&&(r=this.waterHackID),this.setBlock(r,e-1,t,i)}if(o==this.waterID||o==this.waterHackID){r=this.waterID;var h=V.world.getBlockID(e+1,t+1,i);this.shouldWaterHaveSurface(e+1,t,i)&&0!=h&&(r=this.waterHackID),this.setBlock(r,e+1,t,i)}if(s==this.waterID||s==this.waterHackID){r=this.waterID;var u=V.world.getBlockID(e,t+1,i+1);this.shouldWaterHaveSurface(e,t,i+1)&&0!=u&&(r=this.waterHackID),this.setBlock(r,e,t,i+1)}if(a==this.waterID||a==this.waterHackID){r=this.waterID;var l=V.world.getBlockID(e,t+1,i-1);this.shouldWaterHaveSurface(e,t,i-1)&&0!=l&&(r=this.waterHackID),this.setBlock(r,e,t,i-1)}},this.checkWaterHackBelowDestroy=function(e,t,i){V.world.getBlockID(e,t,i)==this.waterHackID&&this.addBlock(this.waterID,e,t,i);var r,n=V.world.getBlockID(e-1,t,i),o=V.world.getBlockID(e+1,t,i),s=V.world.getBlockID(e,t,i+1),a=V.world.getBlockID(e,t,i-1);if(n==this.waterID||n==this.waterHackID){r=this.waterID;var c=V.world.getBlockID(e-1,t+1,i);this.shouldWaterHaveSurface(e-1,t,i)&&0!=c&&(r=this.waterHackID),this.setBlock(r,e-1,t,i)}if(o==this.waterID||o==this.waterHackID){r=this.waterID;var h=V.world.getBlockID(e+1,t+1,i);this.shouldWaterHaveSurface(e+1,t,i)&&0!=h&&(r=this.waterHackID),this.setBlock(r,e+1,t,i)}if(s==this.waterID||s==this.waterHackID){r=this.waterID;var u=V.world.getBlockID(e,t+1,i+1);this.shouldWaterHaveSurface(e,t,i+1)&&0!=u&&(r=this.waterHackID),this.setBlock(r,e,t,i+1)}if(a==this.waterID||a==this.waterHackID){r=this.waterID;var l=V.world.getBlockID(e,t+1,i-1);this.shouldWaterHaveSurface(e,t,i-1)&&0!=l&&(r=this.waterHackID),this.setBlock(r,e,t,i-1)}},this.shouldWaterHaveSurface=function(e,t,i){var r=V.world.getBlockID(e,t+1,i),n=V.world.getBlockID(e-1,t+1,i),o=V.world.getBlockID(e+1,t+1,i),s=V.world.getBlockID(e,t+1,i+1),a=V.world.getBlockID(e,t+1,i-1);return(0==r||0==n||0==o||0==s||0==a)&&r!=this.waterID&&n!=this.waterID&&o!=this.waterID&&s!=this.waterID&&a!=this.waterID&&r!=this.waterHackID&&n!=this.waterHackID&&o!=this.waterHackID&&s!=this.waterHackID&&a!=this.waterHackID},this.addWater=function(e,t,i){if(e<0||e>=V.worldSize-1||i<0||i>=V.worldSize-1)return!1;var r=this.waterID,n=V.world.getBlockID(e,t+1,i);if(this.shouldWaterHaveSurface(e,t,i)&&0!=n&&n!=this.emptySpongeID&&(r=this.waterHackID),this.addBlock(this.waterID,e,t,i),r!=this.waterID){this.addBlock(r,e,t,i);var o=V.world.getBlockID(e-1,t,i),s=V.world.getBlockID(e+1,t,i),a=V.world.getBlockID(e,t,i+1),c=V.world.getBlockID(e,t,i-1),h=V.world.getBlockID(e-1,t+1,i),u=V.world.getBlockID(e+1,t+1,i),l=V.world.getBlockID(e,t+1,i+1),f=V.world.getBlockID(e,t+1,i-1);o==this.waterID&&0!=h&&(V.setBlock(r,e-1,t,i),this.setBlockTilesArray(r,e-1,t,i)),s==this.waterID&&0!=u&&(V.setBlock(r,e+1,t,i),this.setBlockTilesArray(r,e-1,t,i)),a==this.waterID&&0!=l&&(V.setBlock(r,e,t,i+1),this.setBlockTilesArray(r,e-1,t,i)),c==this.waterID&&0!=f&&(V.setBlock(r,e,t,i-1),this.setBlockTilesArray(r,e-1,t,i))}var d=V.world.getBlockID(e,t-1,i);return d==this.grassID&&this.flagToRemoveGrass(e,t-1,i),d==this.lavaID&&this.setBlock(this.stoneID,e,t-1,i),d==this.waterHackID&&this.setBlock(this.waterID,e,t-1,i),!0},this.addLava=function(e,t,i){this.addBlock(this.lavaID,e,t,i);var r=V.world.getBlockID(e,t-1,i);r==this.grassID&&this.flagToRemoveGrass(e,t-1,i),r==this.waterID&&this.setBlock(this.stoneID,e,t-1,i)},this.checkNeighbours=function(e,t,i,r){if(!(e<0||e>=V.worldSize-1||i<0||i>=V.worldSize-1)&&0==V.world.getBlockID(e,t,i)){var n=V.world.getBlockID(e,t+1,i),o=V.world.getBlockID(e-1,t,i),s=V.world.getBlockID(e+1,t,i),a=V.world.getBlockID(e,t,i+1),c=V.world.getBlockID(e,t,i-1);n!=w.lavaID&&o!=w.lavaID&&s!=w.lavaID&&a!=w.lavaID&&c!=w.lavaID||setTimeout(function(){w.addLava(e,t,i),_e(w.checkNeighboursAsLava,[e,t,i])},1500),n!=w.waterID&&o!=w.waterID&&s!=w.waterID&&a!=w.waterID&&c!=w.waterID&&n!=w.waterHackID&&o!=w.waterHackID&&s!=w.waterHackID&&a!=w.waterHackID&&c!=w.waterHackID||setTimeout(function(){w.addWater(e,t,i)&&de(w.checkNeighboursAsWater,[e,t,i])},150),r&&setTimeout(function(){w.checkWaterHackBelowDestroy(e,t-1,i)},160)}},this.checkNeighboursAsWater=function(e,t,i){if(!(e<=0||e>=V.worldSize-1||i<=0||i>=V.worldSize-1)){var r=V.world.getBlockID(e,t-1,i),n=V.world.getBlockID(e-1,t,i),o=V.world.getBlockID(e+1,t,i),s=V.world.getBlockID(e,t,i+1),a=V.world.getBlockID(e,t,i-1);0==r&&w.addWater(e,t-1,i)&&de(w.checkNeighboursAsWater,[e,t-1,i]),0==n&&w.addWater(e-1,t,i)&&de(w.checkNeighboursAsWater,[e-1,t,i]),0==o&&w.addWater(e+1,t,i)&&de(w.checkNeighboursAsWater,[e+1,t,i]),0==s&&w.addWater(e,t,i+1)&&de(w.checkNeighboursAsWater,[e,t,i+1]),0==a&&w.addWater(e,t,i-1)&&de(w.checkNeighboursAsWater,[e,t,i-1])}},this.checkNeighboursAsLava=function(e,t,i){if(!(e<0||e>V.worldSize-1||i<0||i>V.worldSize-1)){var r=V.world.getBlockID(e,t-1,i),n=V.world.getBlockID(e-1,t,i),o=V.world.getBlockID(e+1,t,i),s=V.world.getBlockID(e,t,i+1),a=V.world.getBlockID(e,t,i-1);0==r&&(w.addLava(e,t-1,i),_e(w.checkNeighboursAsLava,[e,t-1,i])),0==n&&(w.addLava(e-1,t,i),_e(w.checkNeighboursAsLava,[e-1,t,i])),0==o&&(w.addLava(e+1,t,i),_e(w.checkNeighboursAsLava,[e+1,t,i])),0==s&&(w.addLava(e,t,i+1),_e(w.checkNeighboursAsLava,[e,t,i+1])),0==a&&(w.addLava(e,t,i-1),_e(w.checkNeighboursAsLava,[e,t,i-1]))}},this.flagToGrowGrass=function(e,t,i){var r=E+Math.random()*(P-E);setTimeout(function(){if(V.world.getBlockID(e,t,i)==w.dirtID){var r=w.checkUpForBlocker(e,t,i);0!=r&&r!=w.redflowerID&&r!=w.yellowflowerID&&r!=w.bushID&&r!=w.redmushroomID&&r!=w.brownmushroomID&&r!=w.glassID&&r!=w.leafID||w.setBlock(w.grassID,e,t,i)}},r)},this.flagToRemoveGrass=function(e,t,i){var r=C+Math.random()*(R-C);setTimeout(function(){if(V.world.getBlockID(e,t,i)==w.grassID){var r=w.checkUpForBlocker(e,t,i);0!=r&&r!=w.redflowerID&&r!=w.yellowflowerID&&r!=w.bushID&&r!=w.redmushroomID&&r!=w.brownmushroomID&&r!=w.glassID&&r!=w.leafID&&w.setBlock(w.dirtID,e,t,i)}},r)},this.checkBelowFoilage=function(e,t,i){var r=I+Math.random()*(D-I);setTimeout(function(){var r=V.world.getBlockID(e,t,i);if(r==w.redflowerID||r==w.yellowflowerID||r==w.bushID||r==w.redmushroomID||r==w.brownmushroomID){var n=V.world.getBlockID(e,t-1,i);n!=w.grassID&&n!=w.dirtID&&(w.setBlock(0,e,t,i),de(w.checkNeighbours,[e,t,i]))}},r)},this.checkAboveFoilage=function(e,t,i){var r=I+Math.random()*(D-I);setTimeout(function(){var r=V.world.getBlockID(e,t,i);if((r==w.redflowerID||r==w.yellowflowerID||r==w.bushID||r==w.redmushroomID||r==w.brownmushroomID)&&w.getBrightness(e,t,i)<1){w.setBlock(0,e,t,i),de(w.checkNeighbours,[e,t,i]);var n=V.world.getBlockID(e,t+1,i);n!=w.sandID&&n!=w.gravelID||w.checkDownSandGravel(e,t+1,i,n)}},r)},this.checkDownForGrass=function(e,t,i){for(var r=0,n=t;(0==r||r==this.redflowerID||r==this.yellowflowerID||r==this.bushID||r==this.redmushroomID||r==this.brownmushroomID||r==this.glassID||r==this.leafID)&&n>=0;)n-=1,(r=V.world.getBlockID(e,n,i))!=this.redflowerID&&r!=this.yellowflowerID&&r!=this.bushID&&r!=this.redmushroomID&&r!=this.brownmushroomID||w.checkAboveFoilage(e,n,i);r==this.grassID&&this.flagToRemoveGrass(e,n,i)},this.checkDownForDirt=function(e,t,i){for(var r=0,n=t;(0==r||r==this.redflowerID||r==this.yellowflowerID||r==this.bushID||r==this.redmushroomID||r==this.brownmushroomID||r==this.glassID||r==this.leafID)&&n>=0;)n-=1,r=V.world.getBlockID(e,n,i);r==this.dirtID&&this.flagToGrowGrass(e,n,i)},this.checkDownSandGravel=function(e,t,i,r){for(var n=0,o=t;(0==n||n==this.waterID||n==this.waterHackID||n==this.lavaID||n==this.emptySpongeID)&&o>=0;)o-=1,n=V.world.getBlockID(e,o,i);if(0!=n){w.setBlock(0,e,t,i),w.setBlock(r,e,o+1,i);var s=V.world.getBlockID(e,t+1,i);s!=w.sandID&&s!=w.gravelID||w.checkDownSandGravel(e,t+1,i,s);w.removeBlockCheckLit(e,t,i);w.checkNeighbours(e,t,i,!1)}},this.checkUpForBlocker=function(e,t,i){for(var r=0,n=t;(0==r||r==this.redflowerID||r==this.yellowflowerID||r==this.bushID||r==this.redmushroomID||r==this.brownmushroomID||r==this.glassID||r==this.leafID)&&n<64;)n+=1,r=V.world.getBlockID(e,n,i);return r};var ve={};this.updateRemainingSponges=function(){for(var e in ve){var t=ve[e];w.checkAddSponge(t.x,t.y,t.z,!1)}},this.checkAddSponge=function(e,t,i,r){(r||null==r)&&(ve["s"+e+t+i]={x:e,y:t,z:i});for(var n=Math.max(e-2,1),o=Math.min(e+2,_-3),s=Math.max(i-2,1),a=Math.min(i+2,_-3),c=t-2;c<=t+2;c++)for(var h=n;h<=o;h++)for(var u=s;u<=a;u++){var l=V.world.getBlockID(h,c,u);l!=w.waterID&&0!=l||(w.setBlock(w.emptySpongeID,h,c,u),w.removeBlockCheckLit(h,c,u))}},this.checkRemoveSponge=function(e,t,i){delete ve["s"+e+t+i];for(var r=Math.max(e-2,1),n=Math.min(e+2,_-3),o=Math.max(i-2,1),s=Math.min(i+2,_-3),a=t-2;a<=t+2;a++)for(var c=r;c<=n;c++)for(var h=o;h<=s;h++){var u;u=c==e-2||c==e+2||h==i-2||h==i+2,V.world.getBlockID(c,a,h)==w.emptySpongeID&&(w.setBlock(0,c,a,h),u&&de(w.checkNeighbours,[c,a,h]))}w.updateRemainingSponges()};var ye=function(){V.settings.drawDistance++,V.settings.drawDistance>3&&(V.settings.drawDistance=0),be(V.settings.drawDistance),V.emit("saveSettings")};V.on("cycleDrawDistance",ye);var be=function(e){switch(V.settings.drawDistance=e,e){case 0:V.rendering.fogWorld=.002,V.rendering.fogWater=.08,V.rendering.fogLava=.2,V.rendering._camera.maxZ=800;break;case 1:V.rendering.fogWorld=.008,V.rendering.fogWater=.08,V.rendering.fogLava=.2,V.rendering._camera.maxZ=200;break;case 2:V.rendering.fogWorld=.05,V.rendering.fogWater=.1,V.rendering.fogLava=.2,V.rendering._camera.maxZ=50;break;case 3:V.rendering.fogWorld=.2,V.rendering.fogWater=.2,V.rendering.fogLava=.2,V.rendering._camera.maxZ=10}V.rendering._camLocBlock+=1};be(V.settings.drawDistance),V.on("toggleMusic",function(){V.settings.music?(V.settings.music=!1,w.soundPlayer.setMusicVolume(0)):(V.settings.music=!0,w.soundPlayer.setMusicVolume(1)),w.soundPlayer.musicOn=V.settings.music,V.emit("saveSettings")}),V.on("toggleSound",function(){V.settings.sound?V.settings.sound=!1:V.settings.sound=!0,w.soundPlayer.soundOn=V.settings.sound,V.emit("saveSettings")}),V.on("toggleInvertMouse",function(){V.settings.invert?V.settings.invert=!1:V.settings.invert=!0,V.cameraControls.inverseY=V.settings.invert,V.emit("saveSettings")}),V.on("toggleFps",function(){V.settings.fps?V.settings.fps=!1:V.settings.fps=!0,V.version.showFps=V.settings.fps,V.version.lastRedraw=0,V.version.redraw(),V.emit("saveSettings")}),V.on("saveSettings",function(){localStorage.setItem("settings",JSON.stringify(V.settings))}),setInterval(function(){if(null!=t.player){var e=V.entities.getPositionData(V.playerEntity),i=V.rendering._rotationHolder.rotation;t.player.setPosition({x:e.position[0],y:e.position[1],z:e.position[2]},i,t.playerSpawned)}},50),V.setName=function(e){w.setName&&w.setName(e)},this.onHostDisconnect=function(){x||(this.worldInitialized&&(U.isOpen&&U.close(),c.isOpen&&c.close(),z.isOpen&&z.close()),G&&G.show(3),b=!0)},this.onHostFull=function(){G&&G.show(2)},this.onKicked=function(){x=!0,G&&G.show(5)},this.addPlayer=function(e,t,r,n,o){return i(512)(V,e,t,r,n,o)},this.getPlayerPosition=function(){return V.entities.getPosition(V.playerEntity)},this.getPlayerRotation=function(){return V.rendering._rotationHolder.rotation},this.setBlock=function(e,t,i,r){var n=t.length?t:[t,i,r];this.setBlockTilesArray(e,n),V.setBlock(e,n),void 0!==this.changedBlockHandler&&null!==this.changedBlockHandler&&this.changedBlockHandler.setBlock(n,e)},this.addBlock=function(e,t,i,r){var n=t.length?t:[t,i,r],o=!!t.length&&i;return this.setBlockTilesArray(e,n),!!V.addBlock(e,n,o)&&(void 0!==this.changedBlockHandler&&null!==this.changedBlockHandler&&this.changedBlockHandler.addBlock(n,e),e!=this.leafID&&e!=this.glassID&&e!=this.redflowerID&&e!=this.yellowflowerID&&e!=this.bushID&&e!=this.redmushroomID&&e!=this.brownmushroomID&&this.addBlockCheckLit(n[0],n[1],n[2]),!0)},this.handleChangedBlocks=function(e){for(var t in e){var i=e[t];this.setBlockTilesArray(i.bt,i.p),this.worldInitialized&&(i.add?this.addBlock(i.bt,i.p):(this.setBlock(i.bt,i.p),0==i.bt&&this.removeBlockCheckLit(i.p[0],i.p[1],i.p[2])))}this.worldGenerated&&!this.worldInitialized&&xe()},this.syncSavedWorld=function(){var e=r.default.getInstance().getChangedBlocks();for(var t in e){var i=e[t];this.setBlockTilesArray(i.bt,i.p)}},this.setBlockTilesArray=function(e,t,i,r){if(y){var n=t.length?t:[t,i,r];y[(n[1]*_+n[2])*_+n[0]]=e}},this.updateChatLog=function(e){void 0!==c&&c.update(e)}}else console.log("seed must be an integer.");function xe(){!function(){for(var e=0;e<_;++e)for(var t=0;t<64;++t)for(var i=0;i<_;++i){var r=e,n=t,o=i,s=y[(n*_+o)*_+r],a=0;null!=w.lightDepths[r][o]&&(a=w.lightDepths[r][o]),0!=s&&s!=w.redflowerID&&s!=w.yellowflowerID&&s!=w.bushID&&s!=w.redmushroomID&&s!=w.brownmushroomID&&s!=w.glassID&&s!=w.leafID&&s!=w.emptySpongeID&&n>=a&&(a=n),w.lightDepths[r][o]=a}}(),V.world.on("worldDataNeeded",we),V.setPaused(!1),c=o(V),V.version=d(),V.version.showFps=V.settings.fps,V.entities.setPhysicsInterpolation(V.playerEntity,!1),setTimeout(j,100),w.worldInitialized=!0,V.hostInfo.gameFull&&(U.isOpen&&U.close(!0),G.show(2)),null!=S.get("host")?(U.isOpen&&U.close(!0),w.noWebrtcJoin?G.show(6):G.show(0)):null!=S.get("join")&&(U.isOpen&&U.close(!0),G.show(1))}function we(e,t,i,r,n){var o=e.split("|"),s=parseInt(o[0],10),a=parseInt(o[1],10),c=parseInt(o[2],10),h=s*g,u=a*g,l=c*g,f=!1;if((s<0||a<0||c<0)&&(f=!0),(s>=_/g||a>=64/g||c>=_/g)&&(f=!0),f){for(var d=w.bedrockID,p=0;p<t.shape[0];++p)for(var m=0;m<t.shape[1];++m)for(var b=0;b<t.shape[2];++b){d=0,(x=m-1+u)<=v&&(d=w.waterID),x<=v-2&&(d=w.bedrockID),t.set(p,m,b,d)}V.world.setChunkData(e,t)}else{for(d=w.bedrockID,p=0;p<t.shape[0];++p)for(m=0;m<t.shape[1];++m)for(b=0;b<t.shape[2];++b){var x,S=p-1+h,T=b-1+l;null!=(d=y[((x=m-1+u)*_+T)*_+S])&&0!=x||(d=w.bedrockID),(S<0||T<0||p+h>=_||b+l>=_)&&(d=0,x<=v&&(d=w.waterID),x<=v-2&&(d=w.bedrockID)),t.set(p,m,b,d)}V.world.setChunkData(e,t)}}function Se(e){e.ctrlKey&&e.preventDefault()}}},{key:"handleFireEvent",value:function(e){var t=e.targetedBlockBlockID,i=e.targetedBlockPosition,r=e.targetedBlockAdjacentPosition,n=e.addMode,o=e.chosenBlock,s=e.localPlayer;if("undefined"==typeof noa)return n?this.setBlockTilesArray(this.blockArray[o],r):this.setBlockTilesArray(0,i),!1;if(n){if(r[1]>=noa.worldHeight)return!1;var a=noa.world.getBlockID(r[0],r[1],r[2]);if(!this.addBlock(this.blockArray[o],r,s))return!1;var c=this.blockArray[o];return c==this.dirtID&&this.flagToGrowGrass(r[0],r[1],r[2]),this.checkDownForGrass(r[0],r[1],r[2]),(v=noa.world.getBlockID(r[0],r[1]-1,r[2]))!=this.waterID&&v!=this.waterHackID||0!=a||this.checkWaterBelowAdd(r[0],r[1]-1,r[2]),c!=this.sandID&&c!=this.gravelID||this.checkDownSandGravel(r[0],r[1],r[2],c),c==this.spongeID&&this.checkAddSponge(r[0],r[1],r[2]),c!=this.redflowerID&&c!=this.yellowflowerID&&c!=this.bushID&&c!=this.redmushroomID&&c!=this.brownmushroomID||(v!=this.dirtID&&v!=this.grassID&&this.checkBelowFoilage(r[0],r[1],r[2]),this.checkAboveFoilage(r[0],r[1],r[2])),!0}if(t!=this.bedrockID){var h=noa.registry.getBlockFaceMaterialAccessor()(t,0),u=noa.registry._textures[h];this.setBlock(0,i);var l=i,f=this.removeBlockCheckLit(l[0],l[1],l[2]),d=new BABYLON.Vector3(l[0],l[1],l[2]),p=BABYLON.Vector3.Distance(noa.rendering._cameraHolder.position,d);if(null!=u&&p<15)this.addParticles("debris",u,f).mesh.position.copyFromFloats(l[0]+.5,l[1]+.5,l[2]+.5);this.checkDownForDirt(i[0],i[1],i[2]),t==this.spongeID&&this.checkRemoveSponge(i[0],i[1],i[2]);var m=noa.world.getBlockID(l[0],l[1]+1,l[2]);t!=this.dirtID&&t!=this.grassID||m!=this.redflowerID&&m!=this.yellowflowerID&&m!=this.bushID&&m!=this.redmushroomID&&m!=this.brownmushroomID||this.checkBelowFoilage(i[0],i[1]+1,i[2]),m!=this.sandID&&m!=this.gravelID||this.checkDownSandGravel(i[0],i[1]+1,i[2],m);var g=this.soundArray[t];if(null!=g&&p<15){var _=1-p/25;this.soundPlayer.play(g.id,g.volume*_,g.pitch)}var 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1>",183:"<launch-app 2>",186:";",187:"=",188:",",189:"-",190:".",191:"/",192:"`",219:"[",220:"\\",221:"]",222:"'",223:"<meta>",224:"<meta>",226:"<alt-gr>",229:"<ime-process>",231:s?"`":"<unicode>",246:"<attention>",247:"<crsel>",248:"<exsel>",249:"<erase-eof>",250:"<play>",251:"<zoom>",252:"<no-name>",253:"<pa-1>",254:"<clear>"};for(r=58;r<65;++r)c[r]=String.fromCharCode(r);for(r=48;r<58;++r)c[r]=r-48+"";for(r=65;r<91;++r)c[r]=String.fromCharCode(r);for(r=96;r<106;++r)c[r]="<num-"+(r-96)+">";for(r=112;r<136;++r)c[r]="F"+(r-111)},function(e,t,i){e.exports=n;var r=i(16);function n(e,t){if(!(this instanceof n))return new n(e,t);var i=r.create();r.add(i,e,t),this.base=r.min(r.create(),e,i),this.vec=r.clone(t),this.max=r.max(r.create(),e,i),this.mag=r.length(this.vec)}var o=n.prototype;o.width=function(){return this.vec[0]},o.height=function(){return this.vec[1]},o.depth=function(){return this.vec[2]},o.x0=function(){return this.base[0]},o.y0=function(){return this.base[1]},o.z0=function(){return this.base[2]},o.x1=function(){return this.max[0]},o.y1=function(){return this.max[1]},o.z1=function(){return this.max[2]},o.translate=function(e){return r.add(this.max,this.max,e),r.add(this.base,this.base,e),this},o.setPosition=function(e){return r.add(this.max,e,this.vec),r.copy(this.base,e),this},o.expand=function(e){var t=r.create(),i=r.create();return r.max(t,e.max,this.max),r.min(i,e.base,this.base),r.subtract(t,t,i),new n(i,t)},o.intersects=function(e){return!(e.base[0]>this.max[0])&&(!(e.base[1]>this.max[1])&&(!(e.base[2]>this.max[2])&&(!(e.max[0]<this.base[0])&&(!(e.max[1]<this.base[1])&&!(e.max[2]<this.base[2])))))},o.touches=function(e){var t=this.union(e);return null!==t&&(0==t.width()||0==t.height()||0==t.depth())},o.union=function(e){if(!this.intersects(e))return null;var t=Math.max(e.base[0],this.base[0]),i=Math.max(e.base[1],this.base[1]),r=Math.max(e.base[2],this.base[2]);return new n([t,i,r],[Math.min(e.max[0],this.max[0])-t,Math.min(e.max[1],this.max[1])-i,Math.min(e.max[2],this.max[2])-r])}},function(e,t,i){"use strict";e.exports={init:function(e){var t=n.nextPow2(e);a.length<t&&(r.free(a),a=r.mallocInt32(t));c.length<t&&(r.free(c),c=r.mallocInt32(t));h.length<t&&(r.free(h),h=r.mallocInt32(t));u.length<t&&(r.free(u),u=r.mallocInt32(t));l.length<t&&(r.free(l),l=r.mallocInt32(t));f.length<t&&(r.free(f),f=r.mallocInt32(t));var i=8*t;d.length<i&&(r.free(d),d=r.mallocDouble(i))},sweepBipartite:function(e,t,i,r,n,l,f,g,_,v){for(var y=0,b=2*e,x=e-1,w=b-1,S=i;S<r;++S){var T=l[S],A=b*S;d[y++]=n[A+x],d[y++]=-(T+1),d[y++]=n[A+w],d[y++]=T}for(var S=f;S<g;++S){var T=v[S]+s,M=b*S;d[y++]=_[M+x],d[y++]=-T,d[y++]=_[M+w],d[y++]=T}var E=y>>>1;o(d,E);for(var P=0,C=0,S=0;S<E;++S){var R=0|d[2*S+1];if(R>=s)p(h,u,C--,R=R-s|0);else if(R>=0)p(a,c,P--,R);else if(R<=-s){R=-R-s|0;for(var I=0;I<P;++I){var D=t(a[I],R);if(void 0!==D)return D}m(h,u,C++,R)}else{R=-R-1|0;for(var I=0;I<C;++I){var D=t(R,h[I]);if(void 0!==D)return D}m(a,c,P++,R)}}},sweepComplete:function(e,t,i,r,n,s,g,_,v,y){for(var b=0,x=2*e,w=e-1,S=x-1,T=i;T<r;++T){var A=s[T]+1<<1,M=x*T;d[b++]=n[M+w],d[b++]=-A,d[b++]=n[M+S],d[b++]=A}for(var T=g;T<_;++T){var A=y[T]+1<<1,E=x*T;d[b++]=v[E+w],d[b++]=1|-A,d[b++]=v[E+S],d[b++]=1|A}var P=b>>>1;o(d,P);for(var C=0,R=0,I=0,T=0;T<P;++T){var D=0|d[2*T+1],O=1&D;if(T<P-1&&D>>1==d[2*T+3]>>1&&(O=2,T+=1),D<0){for(var L=-(D>>1)-1,F=0;F<I;++F){var B=t(l[F],L);if(void 0!==B)return B}if(0!==O)for(var F=0;F<C;++F){var B=t(a[F],L);if(void 0!==B)return B}if(1!==O)for(var F=0;F<R;++F){var B=t(h[F],L);if(void 0!==B)return B}0===O?m(a,c,C++,L):1===O?m(h,u,R++,L):2===O&&m(l,f,I++,L)}else{var L=(D>>1)-1;0===O?p(a,c,C--,L):1===O?p(h,u,R--,L):2===O&&p(l,f,I--,L)}}},scanBipartite:function(e,t,i,r,n,h,u,l,f,g,_,v){var y=0,b=2*e,x=t,w=t+e,S=1,T=1;r?T=s:S=s;for(var A=n;A<h;++A){var M=A+S,E=b*A;d[y++]=u[E+x],d[y++]=-M,d[y++]=u[E+w],d[y++]=M}for(var A=f;A<g;++A){var M=A+T,P=b*A;d[y++]=_[P+x],d[y++]=-M}var C=y>>>1;o(d,C);for(var R=0,A=0;A<C;++A){var I=0|d[2*A+1];if(I<0){var M=-I,D=!1;if(M>=s?(D=!r,M-=s):(D=!!r,M-=1),D)m(a,c,R++,M);else{var O=v[M],L=b*M,F=_[L+t+1],B=_[L+t+1+e];e:for(var k=0;k<R;++k){var V=a[k],N=b*V;if(!(B<u[N+t+1]||u[N+t+1+e]<F)){for(var z=t+2;z<e;++z)if(_[L+z+e]<u[N+z]||u[N+z+e]<_[L+z])continue e;var U,G=l[V];if(void 0!==(U=r?i(O,G):i(G,O)))return U}}}}else p(a,c,R--,I-S)}},scanComplete:function(e,t,i,r,n,c,h,u,l,f,p){for(var m=0,g=2*e,_=t,v=t+e,y=r;y<n;++y){var b=y+s,x=g*y;d[m++]=c[x+_],d[m++]=-b,d[m++]=c[x+v],d[m++]=b}for(var y=u;y<l;++y){var b=y+1,w=g*y;d[m++]=f[w+_],d[m++]=-b}var S=m>>>1;o(d,S);for(var T=0,y=0;y<S;++y){var A=0|d[2*y+1];if(A<0){var b=-A;if(b>=s)a[T++]=b-s;else{var M=p[b-=1],E=g*b,P=f[E+t+1],C=f[E+t+1+e];e:for(var R=0;R<T;++R){var I=a[R],D=h[I];if(D===M)break;var O=g*I;if(!(C<c[O+t+1]||c[O+t+1+e]<P)){for(var L=t+2;L<e;++L)if(f[E+L+e]<c[O+L]||c[O+L+e]<f[E+L])continue e;var F=i(D,M);if(void 0!==F)return F}}}}else{for(var b=A-s,R=T-1;R>=0;--R)if(a[R]===b){for(var L=R+1;L<T;++L)a[L-1]=a[L];break}--T}}}};var r=i(124),n=i(125),o=i(485),s=1<<28,a=r.mallocInt32(1024),c=r.mallocInt32(1024),h=r.mallocInt32(1024),u=r.mallocInt32(1024),l=r.mallocInt32(1024),f=r.mallocInt32(1024),d=r.mallocDouble(8192);function p(e,t,i,r){var n=t[r],o=e[i-1];e[n]=o,t[o]=n}function m(e,t,i,r){e[i]=r,t[r]=i}},function(e,t,i){"use strict";e.exports=function(e,t){var i="abcdef".split("").concat(t),n=[];e.indexOf("lo")>=0&&n.push("lo=e[k+n]");e.indexOf("hi")>=0&&n.push("hi=e[k+o]");return i.push(r.replace("_",n.join()).replace("$",e)),Function.apply(void 0,i)};var r="for(var j=2*a,k=j*c,l=k,m=c,n=b,o=a+b,p=c;d>p;++p,k+=j){var _;if($)if(m===p)m+=1,l+=j;else{for(var s=0;j>s;++s){var t=e[k+s];e[k+s]=e[l],e[l++]=t}var u=f[p];f[p]=f[m],f[m++]=u}}return m"},function(module,exports,__webpack_require__){"use strict";function overlay(game){var scale=2,buttonscale=scale+1,patternScale=8,width=window.innerWidth,height=window.innerHeight,mouseOverButton=null,tickRate=500,lastTick=0,blinkCount=0,blinkCopy=!1,ypos=Math.floor(.5*height)-120*scale,center=Math.floor(.5*width),urlParams=new URLSearchParams(window.location.search),url=window.location.href.split("?")[0];if(urlParams.has("size")&&urlParams.delete("size"),urlParams.has("host")){var value=urlParams.get("host");urlParams.delete("host"),urlParams.append("join",value),url+="?"+urlParams.toString(),history.pushState&&window.history.pushState({path:url},"",url)}else url=window.location.href;var copyTextarea=document.querySelector(".js-copytextarea");copyTextarea.value=url;var allowedChars="abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789 ,.:-_'*!\\\"#%/()=+?[]{}<>@|$;",username="";game.settings&&""!=game.settings.username&&null!=game.settings.username&&(username=game.settings.username);var state=0,canvas=document.createElement("canvas");canvas.width=width,canvas.height=height;var context=canvas.getContext("2d");context.imageSmoothingEnabled=!1;var div=document.getElementById("overlay");div.appendChild(canvas),div.style.width=width+"px",div.style.height=height+"px";var patternSize=16*patternScale,patternCanvas=document.createElement("canvas");patternCanvas.width=patternSize,patternCanvas.height=patternSize;var patternContext=patternCanvas.getContext("2d");patternContext.imageSmoothingEnabled=!1;var loaded=0,totalLoad=3,checkLoading=function(){++loaded>=totalLoad&&(patternContext.drawImage(bg,0,0,patternSize,patternSize),patternContext.fillStyle="rgba(0,0,0,0.7)",patternContext.fillRect(0,0,patternSize,patternSize),pattern=context.createPattern(patternCanvas,"repeat"),obj.redraw())},bg=new Image;bg.onload=checkLoading,bg.src="assets/textures/dirt.png";var button=new Image;button.onload=checkLoading,button.src="assets/textures/button.png";var button_over=new Image;button_over.onload=checkLoading,button_over.src="assets/textures/button_over.png";var pattern=context.createPattern(patternCanvas,"repeat"),drawText=function(e,t,i,r){context.font=12*scale+"px Minecraft",context.textBaseline="alphabetic",context.textAlign="center";var n=2*scale;context.fillStyle="rgb(63,63,63)",context.fillText(e,t+n,i+n),context.fillStyle=r||"rgb(255,255,255)",context.fillText(e,t,i)},makeButton=function(e,t,i,r){return{str:e,x:t,y:i,over:!1,func:r,widthscale:1,key:null,draw:function(){this.widthscale<1&&(context.fillStyle="rgba(0,0,0,1)",context.fillRect(center-scale+this.x*scale-.5*button.width*buttonscale*this.widthscale,ypos+this.y*scale,2*scale+button.width*buttonscale*this.widthscale,button.height*buttonscale));var e=button;this.over&&(e=button_over),context.drawImage(e,center+this.x*scale-.5*button.width*buttonscale*this.widthscale,ypos+this.y*scale,button.width*buttonscale*this.widthscale,button.height*buttonscale);var t="rgb(255,255,255)";this.over&&(t="rgb(255,255,160)"),drawText(this.str,center+this.x*scale,ypos+this.y*scale+19*scale,t)}}};function submitUsername(){var e=username.trim();e!==game.hostInfo.hostName&&e.length>0&&(game.settings.username=e,game.emit("saveSettings"),game.setName(e),obj.hide())}function copyUrl(){var e=document.querySelector(".js-copytextarea");e.focus(),e.select(),blinkCopy=!0,obj.redraw(),setTimeout(function(){blinkCopy=!1,obj.redraw()},250);try{document.execCommand("copy")}catch(e){}}function newGame(){var e=window.location.href.split("?")[0];window.location.href=e}function takeOverHost(){var e=window.location.href.split("?")[0];window.location.href=e}function newGameWebrtc(){obj.show(0)}var startButtonHost=makeButton("Start",78,170,submitUsername);startButtonHost.widthscale=.5;var startButtonClient=makeButton("Start",0,130,submitUsername),copyButton=makeButton("Copy",0,80,copyUrl),copyButtonHidden=makeButton("Copy Hidden",0,40,copyUrl),newgameButton=makeButton("Launch a new game",0,130,newGame),newgameHostButton=makeButton("Relaunch the game as a host",0,120,takeOverHost),newgameButtonNoWebrtc=makeButton("Launch a new game",0,130,newGameWebrtc),array0=[startButtonHost,copyButton,copyButtonHidden],array1=[startButtonClient],array2=[newgameButton],array3=[newgameHostButton],array4=[newgameButton],array5=[newgameButton],array6=[newgameButtonNoWebrtc],activeArray=array1,obj={isOpen:!0,show:function show(openState){state=openState,1!=state||obj.isWebRTCSupported||(state=6),activeArray=eval("array"+state),document.addEventListener("keypress",obj.keypress,!1),document.addEventListener("keydown",obj.keydown,!1),div.addEventListener("mousemove",this.mousemove,!1),document.addEventListener("mousedown",this.press,!1),obj.isOpen=!0,obj.redraw(),div.style.display="block",document.exitPointerLock(),game.inputs&&(game.inputs.state.active=!1)},hide:function(){document.removeEventListener("keypress",obj.keypress),document.removeEventListener("keydown",obj.keydown),div.removeEventListener("mousemove",this.mousemove),document.removeEventListener("mousedown",this.press),obj.isOpen=!1,div.style.display="none";var e=document.getElementById("noa-container");setTimeout(function(){null!=e&&e.requestPointerLock()},200),game.inputs&&(game.inputs.state.active=!0)},mousemove:function(e){for(var t=e.layerX,i=e.layerY,r=null,n=0;n<activeArray.length;n++){var o=activeArray[n],s=center+o.x*scale-.5*button.width*buttonscale*o.widthscale,a=ypos+o.y*scale,c=s+button.width*buttonscale*o.widthscale,h=a+button.height*buttonscale;if(t>s&&t<c&&i>a&&i<h){r=n;break}}null!=r&&r!=mouseOverButton&&(activeArray[r].over=!0,obj.redraw()),null==r&&null!=mouseOverButton&&(activeArray[mouseOverButton].over=!1,obj.redraw()),mouseOverButton=r},press:function(e){if(null!=activeArray[mouseOverButton]){var t=activeArray[mouseOverButton].func;null!=t&&t()}},keydown:function(e){13!=e.keyCode?(8==e.keyCode&&username.length>0&&(username=username.substring(0,username.length-1)),obj.redraw()):submitUsername()},keypress:function(e){var t=e.key;allowedChars.indexOf(t)>=0&&username.length<32&&(username+=t),obj.redraw()},tick:function(){var e=performance.now();e<lastTick+tickRate||(blinkCount++,obj.redraw(),lastTick=e)},redraw:function(){context.clearRect(0,0,width,height),state<=1||3==state?(context.fillStyle="rgba(0,0,0,0.6)",context.fillRect(0,0,width,height)):(context.fillStyle=pattern,context.fillRect(0,0,width,height)),context.font=14*scale+"px Minecraft, sans-serif",context.textBaseline="alphabetic",context.textAlign="center",context.strokeStyle="rgba(255,255,255,1)",context.lineWidth=scale;var e=0;if(0==state){if(drawText("Game generated!",center,ypos-10*scale),obj.isWebRTCSupported){drawText("You are the host. You can invite some ("+(game.hostInfo.maxPlayers-1)+") friends to join you.",center,ypos+24*scale);var t=300*scale,i=30*scale;copyButtonHidden.draw(),context.fillStyle="rgba(0,0,0,1)",blinkCopy&&(context.fillStyle="rgba(127,127,127,1)"),context.fillRect(.5*width-.5*t,.5*height-80*scale,t,i),context.save(),context.rect(.5*width-.5*t,.5*height-80*scale,t,i),context.clip(),drawText(url,center,ypos+60*scale),context.restore(),context.strokeRect(.5*width-.5*t,.5*height-80*scale,t,i),copyButton.draw(),e=40*scale}else drawText("Your current browser does not have support for WebRTC.",center,ypos+24*scale),drawText("That means you can only play in single player mode.",center,ypos+41*scale),drawText("Please use another browser to play multiplayer,",center,ypos+58*scale),startButtonHost.y=130;drawText("Pick a username and start the game.",center,ypos+115*scale+e);t=150*scale,i=30*scale;var r=-78*scale;context.fillStyle="rgba(0,0,0,1)",context.fillRect(r+.5*width-.5*t,.5*height+10*scale+e,t,i),context.save(),context.rect(r+.5*width-.5*t,.5*height+10*scale+e,t,i),context.clip(),drawText(username,center+r,ypos+150*scale+e);var n=context.measureText(username).width;blinkCount%2==0&&(context.fillStyle="rgba(255,255,255,1)",context.fillRect(r+center+.5*n,ypos+135*scale+e,scale,20*scale)),context.restore(),context.strokeRect(.5*width-.5*t+r,.5*height+10*scale+e,t,i),startButtonHost.draw(),drawText("Left click to place or mine blocks (right click to toggle).",center,ypos+190*scale+e)}if(1==state){var o="Welcome!";"temp"!=game.hostInfo.hostName&&(o='Welcome to "'+game.hostInfo.hostName+'".'),drawText(o,center,ypos+0*scale),drawText(" You are player "+game.hostInfo.playerCount+" of "+game.hostInfo.maxPlayers+".",center,ypos+17*scale),drawText("Pick a username and start the game.",center,ypos+115*scale+(e=-40*scale));t=300*scale,i=30*scale;context.fillStyle="rgba(0,0,0,1)",context.fillRect(.5*width-.5*t,.5*height+10*scale+e,t,i),context.save(),context.rect(.5*width-.5*t,.5*height+10*scale+e,t,i),context.clip(),drawText(username,center,ypos+150*scale+e);n=context.measureText(username).width;blinkCount%2==0&&(context.fillStyle="rgba(255,255,255,1)",context.fillRect(center+.5*n,ypos+135*scale+e,scale,20*scale)),context.restore(),context.strokeRect(.5*width-.5*t,.5*height+10*scale+e,t,i),startButtonClient.draw(),drawText("Left click to place or mine blocks (right click to toggle).",center,ypos+240*scale+e)}2==state&&(drawText("The game you are trying to join is full.",center,ypos+88*scale),drawText("Come back later or host you own game.",center,ypos+105*scale),newgameButton.draw()),3==state&&(drawText("The End!",center,ypos+4*scale),drawText("The host left the game.",center,ypos+38*scale),drawText("If you launch a new game you will become the host and be able to",center,ypos+75*scale),drawText("invite friends. The new game will be based on this world.",center,ypos+92*scale),newgameHostButton.draw()),4==state&&(drawText("The game you are trying to join doesn't exist.",center,ypos+88*scale),drawText("You can still host a new game and invite your friends.",center,ypos+105*scale),newgameButton.draw()),5==state&&(drawText("You were kicked!",center,ypos+88*scale),drawText("You can host a new game and invite your own friends.",center,ypos+105*scale),newgameButton.draw()),6==state&&(drawText("Your current browser does not have support for WebRTC.",center,ypos+71*scale),drawText("If you want to join a game, please use another browser.",center,ypos+88*scale),drawText("Or you can launch a single player 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r=t.state,n=r.code;r.database;s.a.getGame(n).then(function(i){null==i?t.handleNoSuchGame(e,n):t.handleJoinExistingGame(n,e)})})}},{key:"handleJoinExistingGame",value:function(e,t){var i=this;s.a.getICECandidates(e).then(function(r){var o=c(8);s.a.joinSignalingChannel(e,o).then(function(){var a=new n.a({initiator:!0,trickle:!1,reconnectTimer:3e3,config:{iceServers:r}});i.peer=a,a.on("signal",function(t){s.a.sendSignalingTo(e,"host",o,t).then(function(){})}),s.a.listenForData(e,function(e){void 0!==e.payload.signal&&a.signal(e.payload.signal)}),a.on("data",function(e){i.handleData(JSON.parse(e))}),i.handleConnectionEstablished(a,t,e),i.pollWorldChanges(),i.handleHostDisconnected(a,e),a.on("error",function(e){"ERR_ICE_CONNECTION_FAILURE"===e.code&&(console.log("Host disconnected!"),console.log(e),console.log(this))})})})}},{key:"handleHostDisconnected",value:function(e,t){var i=this;e.on("close",function(){i.setState({gameStarted:!1,connected:!1,error:"Disconnected from 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e}},{key:"setBlockAt",value:function(e,t){this.broadcast({type:"setBlockTypeAt",data:{position:e,blockTypeId:t}})}},{key:"emitFireEvent",value:function(e){this.broadcast({type:"fireEvent",data:e})}},{key:"sendJoined",value:function(e){var t={message:"",timestamp:+new Date,type:"joined",from:e};this.broadcast({type:"message",message:t})}},{key:"sendMessage",value:function(e){var t={message:e,timestamp:+new Date,type:"message",from:this.state.name};this.broadcast({type:"message",message:t})}},{key:"setState",value:function(e,t){"Disconnected from host"==e.error&&this.state.game.onHostDisconnect&&this.state.game.onHostDisconnect(),this.state=function(e){for(var t=1;t<arguments.length;t++){var i=null!=arguments[t]?arguments[t]:{},r=Object.keys(i);"function"==typeof Object.getOwnPropertySymbols&&(r=r.concat(Object.getOwnPropertySymbols(i).filter(function(e){return Object.getOwnPropertyDescriptor(i,e).enumerable}))),r.forEach(function(t){h(e,t,i[t])})}return 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t.multiplyToRef(r,l),l.multiplyToRef(u,l),i.TransformCoordinates(e,l)},i.UnprojectFromTransform=function(e,r,n,o,s){var a=i._matrixCache?i._matrixCache:i._matrixCache=new h;o.multiplyToRef(s,a),a.invert(),e.x=e.x/r*2-1,e.y=-(e.y/n*2-1);var c=i.TransformCoordinates(e,a),u=e.x*a.m[3]+e.y*a.m[7]+e.z*a.m[11]+a.m[15];return t.WithinEpsilon(u,1)&&(c=c.scale(1/u)),c},i.Unproject=function(e,r,n,o,s,a){var c=i._matrixCache?i._matrixCache:i._matrixCache=new h;o.multiplyToRef(s,c),c.multiplyToRef(a,c),c.invert();var u=new i(e.x/r*2-1,-(e.y/n*2-1),e.z),l=i.TransformCoordinates(u,c),f=u.x*c.m[3]+u.y*c.m[7]+u.z*c.m[11]+c.m[15];return t.WithinEpsilon(f,1)&&(l=l.scale(1/f)),l},i.Minimize=function(e,t){var i=e.clone();return i.MinimizeInPlace(t),i},i.Maximize=function(e,t){var i=e.clone();return i.MaximizeInPlace(t),i},i.Distance=function(e,t){return Math.sqrt(i.DistanceSquared(e,t))},i.DistanceSquared=function(e,t){var i=e.x-t.x,r=e.y-t.y,n=e.z-t.z;return i*i+r*r+n*n},i.Center=function(e,t){var i=e.add(t);return i.scaleInPlace(.5),i},i.RotationFromAxis=function(e,t,r){var n=i.Zero();return i.RotationFromAxisToRef(e,t,r,n),n},i.RotationFromAxisToRef=function(r,n,o,s){var a=r.normalize(),c=o.normalize(),h=d.X,u=d.Y,l=0,f=0,p=0,m=0,g=0,_=0,v=0,y=-1,b=0,x=A.Vector3[0],w=0,S=A.Vector3[1];t.WithinEpsilon(c.z,0,e.Epsilon)?_=1:t.WithinEpsilon(c.x,0,e.Epsilon)?m=1:(m=-(v=c.z/c.x)*Math.sqrt(1/(1+v*v)),_=Math.sqrt(1/(1+v*v))),S.x=m,S.y=g,S.z=_,S.normalize(),i.CrossToRef(a,S,x),x.normalize(),i.Dot(c,x)<0&&(y=1),w=i.Dot(a,S),w=Math.min(1,Math.max(-1,w)),p=Math.acos(w)*y,i.Dot(S,h)<0&&(p=Math.PI+p,S=S.scaleInPlace(-1),b++);var T=A.Vector3[2],M=A.Vector3[3];m=0,g=0,_=0,y=-1,t.WithinEpsilon(c.z,0,e.Epsilon)?m=1:(m=-(v=S.z/S.x)*Math.sqrt(1/(1+v*v)),_=Math.sqrt(1/(1+v*v))),T.x=m,T.y=g,T.z=_,T.normalize(),i.CrossToRef(T,S,M),M.normalize(),i.CrossToRef(c,T,x),x.normalize(),i.Dot(S,x)<0&&(y=1),w=i.Dot(c,T),w=Math.min(1,Math.max(-1,w)),f=Math.acos(w)*y,i.Dot(M,u)<0&&(f=Math.PI+f,b++),y=-1,i.CrossToRef(h,S,x),x.normalize(),i.Dot(x,u)<0&&(y=1),w=i.Dot(S,h),w=Math.min(1,Math.max(-1,w)),l=-Math.acos(w)*y,w<0&&b<2&&(l=Math.PI+l),s.x=f,s.y=l,s.z=p},i}();e.Vector3=o;var s=function(){function i(e,t,i,r){this.x=e,this.y=t,this.z=i,this.w=r}return i.prototype.toString=function(){return"{X: "+this.x+" Y:"+this.y+" Z:"+this.z+" W:"+this.w+"}"},i.prototype.getClassName=function(){return"Vector4"},i.prototype.getHashCode=function(){var e=this.x||0;return 397*(e=397*(e=397*e^(this.y||0))^(this.z||0))^(this.w||0)},i.prototype.asArray=function(){var e=[];return this.toArray(e,0),e},i.prototype.toArray=function(e,t){return void 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t.x=this.x*e.x,t.y=this.y*e.y,t.z=this.z*e.z,t.w=this.w*e.w,this},i.prototype.multiplyByFloats=function(e,t,r,n){return new i(this.x*e,this.y*t,this.z*r,this.w*n)},i.prototype.divide=function(e){return new i(this.x/e.x,this.y/e.y,this.z/e.z,this.w/e.w)},i.prototype.divideToRef=function(e,t){return t.x=this.x/e.x,t.y=this.y/e.y,t.z=this.z/e.z,t.w=this.w/e.w,this},i.prototype.MinimizeInPlace=function(e){return e.x<this.x&&(this.x=e.x),e.y<this.y&&(this.y=e.y),e.z<this.z&&(this.z=e.z),e.w<this.w&&(this.w=e.w),this},i.prototype.MaximizeInPlace=function(e){return e.x>this.x&&(this.x=e.x),e.y>this.y&&(this.y=e.y),e.z>this.z&&(this.z=e.z),e.w>this.w&&(this.w=e.w),this},i.prototype.length=function(){return Math.sqrt(this.x*this.x+this.y*this.y+this.z*this.z+this.w*this.w)},i.prototype.lengthSquared=function(){return this.x*this.x+this.y*this.y+this.z*this.z+this.w*this.w},i.prototype.normalize=function(){var e=this.length();if(0===e)return this;var t=1/e;return 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i.MaximizeInPlace(t),i},i.Distance=function(e,t){return Math.sqrt(i.DistanceSquared(e,t))},i.DistanceSquared=function(e,t){var i=e.x-t.x,r=e.y-t.y,n=e.z-t.z,o=e.w-t.w;return i*i+r*r+n*n+o*o},i.Center=function(e,t){var i=e.add(t);return i.scaleInPlace(.5),i},i}();e.Vector4=s;var a=function(){function e(e,t){this.width=e,this.height=t}return e.prototype.toString=function(){return"{W: "+this.width+", H: "+this.height+"}"},e.prototype.getClassName=function(){return"Size"},e.prototype.getHashCode=function(){var e=this.width||0;return 397*e^(this.height||0)},e.prototype.copyFrom=function(e){this.width=e.width,this.height=e.height},e.prototype.copyFromFloats=function(e,t){this.width=e,this.height=t},e.prototype.multiplyByFloats=function(t,i){return new e(this.width*t,this.height*i)},e.prototype.clone=function(){return new e(this.width,this.height)},e.prototype.equals=function(e){return!!e&&this.width===e.width&&this.height===e.height},Object.defineProperty(e.prototype,"surface",{get:function(){return this.width*this.height},enumerable:!0,configurable:!0}),e.Zero=function(){return new e(0,0)},e.prototype.add=function(t){return new e(this.width+t.width,this.height+t.height)},e.prototype.substract=function(t){return new e(this.width-t.width,this.height-t.height)},e.Lerp=function(t,i,r){return new e(t.width+(i.width-t.width)*r,t.height+(i.height-t.height)*r)},e}();e.Size=a;var c=function(){function e(e,t,i,r){void 0===e&&(e=0),void 0===t&&(t=0),void 0===i&&(i=0),void 0===r&&(r=1),this.x=e,this.y=t,this.z=i,this.w=r}return e.prototype.toString=function(){return"{X: "+this.x+" Y:"+this.y+" Z:"+this.z+" W:"+this.w+"}"},e.prototype.getClassName=function(){return"Quaternion"},e.prototype.getHashCode=function(){var e=this.x||0;return 397*(e=397*(e=397*e^(this.y||0))^(this.z||0))^(this.w||0)},e.prototype.asArray=function(){return[this.x,this.y,this.z,this.w]},e.prototype.equals=function(e){return e&&this.x===e.x&&this.y===e.y&&this.z===e.z&&this.w===e.w},e.prototype.clone=function(){return new e(this.x,this.y,this.z,this.w)},e.prototype.copyFrom=function(e){return this.x=e.x,this.y=e.y,this.z=e.z,this.w=e.w,this},e.prototype.copyFromFloats=function(e,t,i,r){return this.x=e,this.y=t,this.z=i,this.w=r,this},e.prototype.add=function(t){return new e(this.x+t.x,this.y+t.y,this.z+t.z,this.w+t.w)},e.prototype.subtract=function(t){return new e(this.x-t.x,this.y-t.y,this.z-t.z,this.w-t.w)},e.prototype.scale=function(t){return new e(this.x*t,this.y*t,this.z*t,this.w*t)},e.prototype.multiply=function(t){var i=new e(0,0,0,1);return this.multiplyToRef(t,i),i},e.prototype.multiplyToRef=function(e,t){var i=this.x*e.w+this.y*e.z-this.z*e.y+this.w*e.x,r=-this.x*e.z+this.y*e.w+this.z*e.x+this.w*e.y,n=this.x*e.y-this.y*e.x+this.z*e.w+this.w*e.z,o=-this.x*e.x-this.y*e.y-this.z*e.z+this.w*e.w;return t.copyFromFloats(i,r,n,o),this},e.prototype.multiplyInPlace=function(e){return this.multiplyToRef(e,this),this},e.prototype.conjugateToRef=function(e){return e.copyFromFloats(-this.x,-this.y,-this.z,this.w),this},e.prototype.conjugateInPlace=function(){return this.x*=-1,this.y*=-1,this.z*=-1,this},e.prototype.conjugate=function(){return new e(-this.x,-this.y,-this.z,this.w)},e.prototype.length=function(){return Math.sqrt(this.x*this.x+this.y*this.y+this.z*this.z+this.w*this.w)},e.prototype.normalize=function(){var e=1/this.length();return this.x*=e,this.y*=e,this.z*=e,this.w*=e,this},e.prototype.toEulerAngles=function(e){void 0===e&&(e="YZX");var t=o.Zero();return this.toEulerAnglesToRef(t,e),t},e.prototype.toEulerAnglesToRef=function(e,t){void 0===t&&(t="YZX");var i=this.z,r=this.x,n=this.y,o=this.w,s=o*o,a=i*i,c=r*r,h=n*n,u=n*i-r*o,l=.4999999;return u<-l?(e.y=2*Math.atan2(n,o),e.x=Math.PI/2,e.z=0):u>l?(e.y=2*Math.atan2(n,o),e.x=-Math.PI/2,e.z=0):(e.z=Math.atan2(2*(r*n+i*o),-a-c+h+s),e.x=Math.asin(-2*(i*n-r*o)),e.y=Math.atan2(2*(i*r+n*o),a-c-h+s)),this},e.prototype.toRotationMatrix=function(e){var t=this.x*this.x,i=this.y*this.y,r=this.z*this.z,n=this.x*this.y,o=this.z*this.w,s=this.z*this.x,a=this.y*this.w,c=this.y*this.z,h=this.x*this.w;return e.m[0]=1-2*(i+r),e.m[1]=2*(n+o),e.m[2]=2*(s-a),e.m[3]=0,e.m[4]=2*(n-o),e.m[5]=1-2*(r+t),e.m[6]=2*(c+h),e.m[7]=0,e.m[8]=2*(s+a),e.m[9]=2*(c-h),e.m[10]=1-2*(i+t),e.m[11]=0,e.m[12]=0,e.m[13]=0,e.m[14]=0,e.m[15]=1,this},e.prototype.fromRotationMatrix=function(t){return e.FromRotationMatrixToRef(t,this),this},e.FromRotationMatrix=function(t){var i=new e;return e.FromRotationMatrixToRef(t,i),i},e.FromRotationMatrixToRef=function(e,t){var i,r=e.m,n=r[0],o=r[4],s=r[8],a=r[1],c=r[5],h=r[9],u=r[2],l=r[6],f=r[10],d=n+c+f;d>0?(i=.5/Math.sqrt(d+1),t.w=.25/i,t.x=(l-h)*i,t.y=(s-u)*i,t.z=(a-o)*i):n>c&&n>f?(i=2*Math.sqrt(1+n-c-f),t.w=(l-h)/i,t.x=.25*i,t.y=(o+a)/i,t.z=(s+u)/i):c>f?(i=2*Math.sqrt(1+c-n-f),t.w=(s-u)/i,t.x=(o+a)/i,t.y=.25*i,t.z=(h+l)/i):(i=2*Math.sqrt(1+f-n-c),t.w=(a-o)/i,t.x=(s+u)/i,t.y=(h+l)/i,t.z=.25*i)},e.Inverse=function(t){return new e(-t.x,-t.y,-t.z,t.w)},e.Identity=function(){return new e(0,0,0,1)},e.RotationAxis=function(t,i){return e.RotationAxisToRef(t,i,new e)},e.RotationAxisToRef=function(e,t,i){var r=Math.sin(t/2);return e.normalize(),i.w=Math.cos(t/2),i.x=e.x*r,i.y=e.y*r,i.z=e.z*r,i},e.FromArray=function(t,i){return i||(i=0),new e(t[i],t[i+1],t[i+2],t[i+3])},e.RotationYawPitchRoll=function(t,i,r){var n=new e;return e.RotationYawPitchRollToRef(t,i,r,n),n},e.RotationYawPitchRollToRef=function(e,t,i,r){var n=.5*i,o=.5*t,s=.5*e,a=Math.sin(n),c=Math.cos(n),h=Math.sin(o),u=Math.cos(o),l=Math.sin(s),f=Math.cos(s);r.x=f*h*c+l*u*a,r.y=l*u*c-f*h*a,r.z=f*u*a-l*h*c,r.w=f*u*c+l*h*a},e.RotationAlphaBetaGamma=function(t,i,r){var n=new e;return e.RotationAlphaBetaGammaToRef(t,i,r,n),n},e.RotationAlphaBetaGammaToRef=function(e,t,i,r){var n=.5*(i+e),o=.5*(i-e),s=.5*t;r.x=Math.cos(o)*Math.sin(s),r.y=Math.sin(o)*Math.sin(s),r.z=Math.sin(n)*Math.cos(s),r.w=Math.cos(n)*Math.cos(s)},e.Slerp=function(t,i,r){var n=e.Identity();return e.SlerpToRef(t,i,r,n),n},e.SlerpToRef=function(e,t,i,r){var n,o,s=i,a=e.x*t.x+e.y*t.y+e.z*t.z+e.w*t.w,c=!1;if(a<0&&(c=!0,a=-a),a>.999999)o=1-s,n=c?-s:s;else{var h=Math.acos(a),u=1/Math.sin(h);o=Math.sin((1-s)*h)*u,n=c?-Math.sin(s*h)*u:Math.sin(s*h)*u}r.x=o*e.x+n*t.x,r.y=o*e.y+n*t.y,r.z=o*e.z+n*t.z,r.w=o*e.w+n*t.w},e}();e.Quaternion=c;var h=function(){function e(){this.m=new Float32Array(16)}return e.prototype.isIdentity=function(){return 1===this.m[0]&&1===this.m[5]&&1===this.m[10]&&1===this.m[15]&&0===this.m[1]&&0===this.m[2]&&0===this.m[3]&&0===this.m[4]&&0===this.m[6]&&0===this.m[7]&&0===this.m[8]&&0===this.m[9]&&0===this.m[11]&&0===this.m[12]&&0===this.m[13]&&0===this.m[14]},e.prototype.determinant=function(){var e=this.m[10]*this.m[15]-this.m[11]*this.m[14],t=this.m[9]*this.m[15]-this.m[11]*this.m[13],i=this.m[9]*this.m[14]-this.m[10]*this.m[13],r=this.m[8]*this.m[15]-this.m[11]*this.m[12],n=this.m[8]*this.m[14]-this.m[10]*this.m[12],o=this.m[8]*this.m[13]-this.m[9]*this.m[12];return this.m[0]*(this.m[5]*e-this.m[6]*t+this.m[7]*i)-this.m[1]*(this.m[4]*e-this.m[6]*r+this.m[7]*n)+this.m[2]*(this.m[4]*t-this.m[5]*r+this.m[7]*o)-this.m[3]*(this.m[4]*i-this.m[5]*n+this.m[6]*o)},e.prototype.toArray=function(){return this.m},e.prototype.asArray=function(){return this.toArray()},e.prototype.invert=function(){return this.invertToRef(this),this},e.prototype.reset=function(){for(var e=0;e<16;e++)this.m[e]=0;return this},e.prototype.add=function(t){var i=new e;return this.addToRef(t,i),i},e.prototype.addToRef=function(e,t){for(var i=0;i<16;i++)t.m[i]=this.m[i]+e.m[i];return this},e.prototype.addToSelf=function(e){for(var t=0;t<16;t++)this.m[t]+=e.m[t];return this},e.prototype.invertToRef=function(e){var t=this.m[0],i=this.m[1],r=this.m[2],n=this.m[3],o=this.m[4],s=this.m[5],a=this.m[6],c=this.m[7],h=this.m[8],u=this.m[9],l=this.m[10],f=this.m[11],d=this.m[12],p=this.m[13],m=this.m[14],g=this.m[15],_=l*g-f*m,v=u*g-f*p,y=u*m-l*p,b=h*g-f*d,x=h*m-l*d,w=h*p-u*d,S=s*_-a*v+c*y,T=-(o*_-a*b+c*x),A=o*v-s*b+c*w,M=-(o*y-s*x+a*w),E=1/(t*S+i*T+r*A+n*M),P=a*g-c*m,C=s*g-c*p,R=s*m-a*p,I=o*g-c*d,D=o*m-a*d,O=o*p-s*d,L=a*f-c*l,F=s*f-c*u,B=s*l-a*u,k=o*f-c*h,V=o*l-a*h,N=o*u-s*h;return e.m[0]=S*E,e.m[4]=T*E,e.m[8]=A*E,e.m[12]=M*E,e.m[1]=-(i*_-r*v+n*y)*E,e.m[5]=(t*_-r*b+n*x)*E,e.m[9]=-(t*v-i*b+n*w)*E,e.m[13]=(t*y-i*x+r*w)*E,e.m[2]=(i*P-r*C+n*R)*E,e.m[6]=-(t*P-r*I+n*D)*E,e.m[10]=(t*C-i*I+n*O)*E,e.m[14]=-(t*R-i*D+r*O)*E,e.m[3]=-(i*L-r*F+n*B)*E,e.m[7]=(t*L-r*k+n*V)*E,e.m[11]=-(t*F-i*k+n*N)*E,e.m[15]=(t*B-i*V+r*N)*E,this},e.prototype.setTranslation=function(e){return this.m[12]=e.x,this.m[13]=e.y,this.m[14]=e.z,this},e.prototype.getTranslation=function(){return new o(this.m[12],this.m[13],this.m[14])},e.prototype.multiply=function(t){var i=new e;return this.multiplyToRef(t,i),i},e.prototype.copyFrom=function(e){for(var t=0;t<16;t++)this.m[t]=e.m[t];return this},e.prototype.copyToArray=function(e,t){void 0===t&&(t=0);for(var i=0;i<16;i++)e[t+i]=this.m[i];return this},e.prototype.multiplyToRef=function(e,t){return this.multiplyToArray(e,t.m,0),this},e.prototype.multiplyToArray=function(e,t,i){var r=this.m[0],n=this.m[1],o=this.m[2],s=this.m[3],a=this.m[4],c=this.m[5],h=this.m[6],u=this.m[7],l=this.m[8],f=this.m[9],d=this.m[10],p=this.m[11],m=this.m[12],g=this.m[13],_=this.m[14],v=this.m[15],y=e.m[0],b=e.m[1],x=e.m[2],w=e.m[3],S=e.m[4],T=e.m[5],A=e.m[6],M=e.m[7],E=e.m[8],P=e.m[9],C=e.m[10],R=e.m[11],I=e.m[12],D=e.m[13],O=e.m[14],L=e.m[15];return t[i]=r*y+n*S+o*E+s*I,t[i+1]=r*b+n*T+o*P+s*D,t[i+2]=r*x+n*A+o*C+s*O,t[i+3]=r*w+n*M+o*R+s*L,t[i+4]=a*y+c*S+h*E+u*I,t[i+5]=a*b+c*T+h*P+u*D,t[i+6]=a*x+c*A+h*C+u*O,t[i+7]=a*w+c*M+h*R+u*L,t[i+8]=l*y+f*S+d*E+p*I,t[i+9]=l*b+f*T+d*P+p*D,t[i+10]=l*x+f*A+d*C+p*O,t[i+11]=l*w+f*M+d*R+p*L,t[i+12]=m*y+g*S+_*E+v*I,t[i+13]=m*b+g*T+_*P+v*D,t[i+14]=m*x+g*A+_*C+v*O,t[i+15]=m*w+g*M+_*R+v*L,this},e.prototype.equals=function(e){return e&&this.m[0]===e.m[0]&&this.m[1]===e.m[1]&&this.m[2]===e.m[2]&&this.m[3]===e.m[3]&&this.m[4]===e.m[4]&&this.m[5]===e.m[5]&&this.m[6]===e.m[6]&&this.m[7]===e.m[7]&&this.m[8]===e.m[8]&&this.m[9]===e.m[9]&&this.m[10]===e.m[10]&&this.m[11]===e.m[11]&&this.m[12]===e.m[12]&&this.m[13]===e.m[13]&&this.m[14]===e.m[14]&&this.m[15]===e.m[15]},e.prototype.clone=function(){return e.FromValues(this.m[0],this.m[1],this.m[2],this.m[3],this.m[4],this.m[5],this.m[6],this.m[7],this.m[8],this.m[9],this.m[10],this.m[11],this.m[12],this.m[13],this.m[14],this.m[15])},e.prototype.getClassName=function(){return"Matrix"},e.prototype.getHashCode=function(){for(var e=this.m[0]||0,t=1;t<16;t++)e=397*e^(this.m[t]||0);return e},e.prototype.decompose=function(i,r,n){n.x=this.m[12],n.y=this.m[13],n.z=this.m[14];var o=t.Sign(this.m[0]*this.m[1]*this.m[2]*this.m[3])<0?-1:1,s=t.Sign(this.m[4]*this.m[5]*this.m[6]*this.m[7])<0?-1:1,a=t.Sign(this.m[8]*this.m[9]*this.m[10]*this.m[11])<0?-1:1;return i.x=o*Math.sqrt(this.m[0]*this.m[0]+this.m[1]*this.m[1]+this.m[2]*this.m[2]),i.y=s*Math.sqrt(this.m[4]*this.m[4]+this.m[5]*this.m[5]+this.m[6]*this.m[6]),i.z=a*Math.sqrt(this.m[8]*this.m[8]+this.m[9]*this.m[9]+this.m[10]*this.m[10]),0===i.x||0===i.y||0===i.z?(r.x=0,r.y=0,r.z=0,r.w=1,!1):(e.FromValuesToRef(this.m[0]/i.x,this.m[1]/i.x,this.m[2]/i.x,0,this.m[4]/i.y,this.m[5]/i.y,this.m[6]/i.y,0,this.m[8]/i.z,this.m[9]/i.z,this.m[10]/i.z,0,0,0,0,1,A.Matrix[0]),c.FromRotationMatrixToRef(A.Matrix[0],r),!0)},e.prototype.getRotationMatrix=function(){var t=e.Identity();return this.getRotationMatrixToRef(t),t},e.prototype.getRotationMatrixToRef=function(t){var i=this.m,r=i[0]*i[1]*i[2]*i[3]<0?-1:1,n=i[4]*i[5]*i[6]*i[7]<0?-1:1,o=i[8]*i[9]*i[10]*i[11]<0?-1:1,s=r*Math.sqrt(i[0]*i[0]+i[1]*i[1]+i[2]*i[2]),a=n*Math.sqrt(i[4]*i[4]+i[5]*i[5]+i[6]*i[6]),c=o*Math.sqrt(i[8]*i[8]+i[9]*i[9]+i[10]*i[10]);e.FromValuesToRef(i[0]/s,i[1]/s,i[2]/s,0,i[4]/a,i[5]/a,i[6]/a,0,i[8]/c,i[9]/c,i[10]/c,0,0,0,0,1,t)},e.FromArray=function(t,i){var r=new e;return i||(i=0),e.FromArrayToRef(t,i,r),r},e.FromArrayToRef=function(e,t,i){for(var r=0;r<16;r++)i.m[r]=e[r+t]},e.FromFloat32ArrayToRefScaled=function(e,t,i,r){for(var n=0;n<16;n++)r.m[n]=e[n+t]*i},e.FromValuesToRef=function(e,t,i,r,n,o,s,a,c,h,u,l,f,d,p,m,g){g.m[0]=e,g.m[1]=t,g.m[2]=i,g.m[3]=r,g.m[4]=n,g.m[5]=o,g.m[6]=s,g.m[7]=a,g.m[8]=c,g.m[9]=h,g.m[10]=u,g.m[11]=l,g.m[12]=f,g.m[13]=d,g.m[14]=p,g.m[15]=m},e.prototype.getRow=function(e){if(e<0||e>3)return null;var t=4*e;return new s(this.m[t+0],this.m[t+1],this.m[t+2],this.m[t+3])},e.prototype.setRow=function(e,t){if(e<0||e>3)return this;var i=4*e;return this.m[i+0]=t.x,this.m[i+1]=t.y,this.m[i+2]=t.z,this.m[i+3]=t.w,this},e.FromValues=function(t,i,r,n,o,s,a,c,h,u,l,f,d,p,m,g){var _=new e;return _.m[0]=t,_.m[1]=i,_.m[2]=r,_.m[3]=n,_.m[4]=o,_.m[5]=s,_.m[6]=a,_.m[7]=c,_.m[8]=h,_.m[9]=u,_.m[10]=l,_.m[11]=f,_.m[12]=d,_.m[13]=p,_.m[14]=m,_.m[15]=g,_},e.Compose=function(t,i,r){var n=e.FromValues(t.x,0,0,0,0,t.y,0,0,0,0,t.z,0,0,0,0,1),o=e.Identity();return i.toRotationMatrix(o),(n=n.multiply(o)).setTranslation(r),n},e.Identity=function(){return e.FromValues(1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1)},e.IdentityToRef=function(t){e.FromValuesToRef(1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1,t)},e.Zero=function(){return e.FromValues(0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0)},e.RotationX=function(t){var i=new e;return e.RotationXToRef(t,i),i},e.Invert=function(t){var i=new e;return t.invertToRef(i),i},e.RotationXToRef=function(e,t){var i=Math.sin(e),r=Math.cos(e);t.m[0]=1,t.m[15]=1,t.m[5]=r,t.m[10]=r,t.m[9]=-i,t.m[6]=i,t.m[1]=0,t.m[2]=0,t.m[3]=0,t.m[4]=0,t.m[7]=0,t.m[8]=0,t.m[11]=0,t.m[12]=0,t.m[13]=0,t.m[14]=0},e.RotationY=function(t){var i=new e;return e.RotationYToRef(t,i),i},e.RotationYToRef=function(e,t){var i=Math.sin(e),r=Math.cos(e);t.m[5]=1,t.m[15]=1,t.m[0]=r,t.m[2]=-i,t.m[8]=i,t.m[10]=r,t.m[1]=0,t.m[3]=0,t.m[4]=0,t.m[6]=0,t.m[7]=0,t.m[9]=0,t.m[11]=0,t.m[12]=0,t.m[13]=0,t.m[14]=0},e.RotationZ=function(t){var i=new e;return e.RotationZToRef(t,i),i},e.RotationZToRef=function(e,t){var i=Math.sin(e),r=Math.cos(e);t.m[10]=1,t.m[15]=1,t.m[0]=r,t.m[1]=i,t.m[4]=-i,t.m[5]=r,t.m[2]=0,t.m[3]=0,t.m[6]=0,t.m[7]=0,t.m[8]=0,t.m[9]=0,t.m[11]=0,t.m[12]=0,t.m[13]=0,t.m[14]=0},e.RotationAxis=function(t,i){var r=e.Zero();return e.RotationAxisToRef(t,i,r),r},e.RotationAxisToRef=function(e,t,i){var r=Math.sin(-t),n=Math.cos(-t),o=1-n;e.normalize(),i.m[0]=e.x*e.x*o+n,i.m[1]=e.x*e.y*o-e.z*r,i.m[2]=e.x*e.z*o+e.y*r,i.m[3]=0,i.m[4]=e.y*e.x*o+e.z*r,i.m[5]=e.y*e.y*o+n,i.m[6]=e.y*e.z*o-e.x*r,i.m[7]=0,i.m[8]=e.z*e.x*o-e.y*r,i.m[9]=e.z*e.y*o+e.x*r,i.m[10]=e.z*e.z*o+n,i.m[11]=0,i.m[15]=1},e.RotationYawPitchRoll=function(t,i,r){var n=new e;return e.RotationYawPitchRollToRef(t,i,r,n),n},e.RotationYawPitchRollToRef=function(e,t,i,r){c.RotationYawPitchRollToRef(e,t,i,this._tempQuaternion),this._tempQuaternion.toRotationMatrix(r)},e.Scaling=function(t,i,r){var n=e.Zero();return e.ScalingToRef(t,i,r,n),n},e.ScalingToRef=function(e,t,i,r){r.m[0]=e,r.m[1]=0,r.m[2]=0,r.m[3]=0,r.m[4]=0,r.m[5]=t,r.m[6]=0,r.m[7]=0,r.m[8]=0,r.m[9]=0,r.m[10]=i,r.m[11]=0,r.m[12]=0,r.m[13]=0,r.m[14]=0,r.m[15]=1},e.Translation=function(t,i,r){var n=e.Identity();return e.TranslationToRef(t,i,r,n),n},e.TranslationToRef=function(t,i,r,n){e.FromValuesToRef(1,0,0,0,0,1,0,0,0,0,1,0,t,i,r,1,n)},e.Lerp=function(t,i,r){for(var n=e.Zero(),o=0;o<16;o++)n.m[o]=t.m[o]*(1-r)+i.m[o]*r;return n},e.DecomposeLerp=function(t,i,r){var n=new o(0,0,0),s=new c,a=new o(0,0,0);t.decompose(n,s,a);var h=new o(0,0,0),u=new c,l=new o(0,0,0);i.decompose(h,u,l);var f=o.Lerp(n,h,r),d=c.Slerp(s,u,r),p=o.Lerp(a,l,r);return e.Compose(f,d,p)},e.LookAtLH=function(t,i,r){var n=e.Zero();return e.LookAtLHToRef(t,i,r,n),n},e.LookAtLHToRef=function(t,i,r,n){i.subtractToRef(t,this._zAxis),this._zAxis.normalize(),o.CrossToRef(r,this._zAxis,this._xAxis),0===this._xAxis.lengthSquared()?this._xAxis.x=1:this._xAxis.normalize(),o.CrossToRef(this._zAxis,this._xAxis,this._yAxis),this._yAxis.normalize();var s=-o.Dot(this._xAxis,t),a=-o.Dot(this._yAxis,t),c=-o.Dot(this._zAxis,t);return e.FromValuesToRef(this._xAxis.x,this._yAxis.x,this._zAxis.x,0,this._xAxis.y,this._yAxis.y,this._zAxis.y,0,this._xAxis.z,this._yAxis.z,this._zAxis.z,0,s,a,c,1,n)},e.LookAtRH=function(t,i,r){var n=e.Zero();return e.LookAtRHToRef(t,i,r,n),n},e.LookAtRHToRef=function(t,i,r,n){t.subtractToRef(i,this._zAxis),this._zAxis.normalize(),o.CrossToRef(r,this._zAxis,this._xAxis),0===this._xAxis.lengthSquared()?this._xAxis.x=1:this._xAxis.normalize(),o.CrossToRef(this._zAxis,this._xAxis,this._yAxis),this._yAxis.normalize();var s=-o.Dot(this._xAxis,t),a=-o.Dot(this._yAxis,t),c=-o.Dot(this._zAxis,t);return e.FromValuesToRef(this._xAxis.x,this._yAxis.x,this._zAxis.x,0,this._xAxis.y,this._yAxis.y,this._zAxis.y,0,this._xAxis.z,this._yAxis.z,this._zAxis.z,0,s,a,c,1,n)},e.OrthoLH=function(t,i,r,n){var o=e.Zero();return e.OrthoLHToRef(t,i,r,n,o),o},e.OrthoLHToRef=function(t,i,r,n,o){var s=2/t,a=2/i,c=1/(n-r),h=r/(r-n);e.FromValuesToRef(s,0,0,0,0,a,0,0,0,0,c,0,0,0,h,1,o)},e.OrthoOffCenterLH=function(t,i,r,n,o,s){var a=e.Zero();return e.OrthoOffCenterLHToRef(t,i,r,n,o,s,a),a},e.OrthoOffCenterLHToRef=function(e,t,i,r,n,o,s){s.m[0]=2/(t-e),s.m[1]=s.m[2]=s.m[3]=0,s.m[5]=2/(r-i),s.m[4]=s.m[6]=s.m[7]=0,s.m[10]=1/(o-n),s.m[8]=s.m[9]=s.m[11]=0,s.m[12]=(e+t)/(e-t),s.m[13]=(r+i)/(i-r),s.m[14]=-n/(o-n),s.m[15]=1},e.OrthoOffCenterRH=function(t,i,r,n,o,s){var a=e.Zero();return e.OrthoOffCenterRHToRef(t,i,r,n,o,s,a),a},e.OrthoOffCenterRHToRef=function(t,i,r,n,o,s,a){e.OrthoOffCenterLHToRef(t,i,r,n,o,s,a),a.m[10]*=-1},e.PerspectiveLH=function(t,i,r,n){var o=e.Zero();return o.m[0]=2*r/t,o.m[1]=o.m[2]=o.m[3]=0,o.m[5]=2*r/i,o.m[4]=o.m[6]=o.m[7]=0,o.m[10]=-n/(r-n),o.m[8]=o.m[9]=0,o.m[11]=1,o.m[12]=o.m[13]=o.m[15]=0,o.m[14]=r*n/(r-n),o},e.PerspectiveFovLH=function(t,i,r,n){var o=e.Zero();return e.PerspectiveFovLHToRef(t,i,r,n,o),o},e.PerspectiveFovLHToRef=function(e,t,i,r,n,o){void 0===o&&(o=!0);var s=1/Math.tan(.5*e);n.m[0]=o?s/t:s,n.m[1]=n.m[2]=n.m[3]=0,n.m[5]=o?s:s*t,n.m[4]=n.m[6]=n.m[7]=0,n.m[8]=n.m[9]=0,n.m[10]=r/(r-i),n.m[11]=1,n.m[12]=n.m[13]=n.m[15]=0,n.m[14]=-i*r/(r-i)},e.PerspectiveFovRH=function(t,i,r,n){var o=e.Zero();return e.PerspectiveFovRHToRef(t,i,r,n,o),o},e.PerspectiveFovRHToRef=function(e,t,i,r,n,o){void 0===o&&(o=!0);var s=1/Math.tan(.5*e);n.m[0]=o?s/t:s,n.m[1]=n.m[2]=n.m[3]=0,n.m[5]=o?s:s*t,n.m[4]=n.m[6]=n.m[7]=0,n.m[8]=n.m[9]=0,n.m[10]=r/(i-r),n.m[11]=-1,n.m[12]=n.m[13]=n.m[15]=0,n.m[14]=i*r/(i-r)},e.PerspectiveFovWebVRToRef=function(e,t,i,r,n){void 0===n&&(n=!0);var o=Math.tan(e.upDegrees*Math.PI/180),s=Math.tan(e.downDegrees*Math.PI/180),a=Math.tan(e.leftDegrees*Math.PI/180),c=Math.tan(e.rightDegrees*Math.PI/180),h=2/(a+c),u=2/(o+s);r.m[0]=h,r.m[1]=r.m[2]=r.m[3]=r.m[4]=0,r.m[5]=u,r.m[6]=r.m[7]=0,r.m[8]=(a-c)*h*.5,r.m[9]=-(o-s)*u*.5,r.m[10]=-i/(t-i),r.m[11]=1,r.m[12]=r.m[13]=r.m[15]=0,r.m[14]=t*i/(t-i)},e.GetFinalMatrix=function(t,i,r,n,o,s){var a=t.width,c=t.height,h=t.x,u=t.y,l=e.FromValues(a/2,0,0,0,0,-c/2,0,0,0,0,s-o,0,h+a/2,c/2+u,o,1);return i.multiply(r).multiply(n).multiply(l)},e.GetAsMatrix2x2=function(e){return new Float32Array([e.m[0],e.m[1],e.m[4],e.m[5]])},e.GetAsMatrix3x3=function(e){return new Float32Array([e.m[0],e.m[1],e.m[2],e.m[4],e.m[5],e.m[6],e.m[8],e.m[9],e.m[10]])},e.Transpose=function(t){var i=new e;return i.m[0]=t.m[0],i.m[1]=t.m[4],i.m[2]=t.m[8],i.m[3]=t.m[12],i.m[4]=t.m[1],i.m[5]=t.m[5],i.m[6]=t.m[9],i.m[7]=t.m[13],i.m[8]=t.m[2],i.m[9]=t.m[6],i.m[10]=t.m[10],i.m[11]=t.m[14],i.m[12]=t.m[3],i.m[13]=t.m[7],i.m[14]=t.m[11],i.m[15]=t.m[15],i},e.Reflection=function(t){var i=new e;return e.ReflectionToRef(t,i),i},e.ReflectionToRef=function(e,t){e.normalize();var i=e.normal.x,r=e.normal.y,n=e.normal.z,o=-2*i,s=-2*r,a=-2*n;t.m[0]=o*i+1,t.m[1]=s*i,t.m[2]=a*i,t.m[3]=0,t.m[4]=o*r,t.m[5]=s*r+1,t.m[6]=a*r,t.m[7]=0,t.m[8]=o*n,t.m[9]=s*n,t.m[10]=a*n+1,t.m[11]=0,t.m[12]=o*e.d,t.m[13]=s*e.d,t.m[14]=a*e.d,t.m[15]=1},e.FromXYZAxesToRef=function(e,t,i,r){r.m[0]=e.x,r.m[1]=e.y,r.m[2]=e.z,r.m[3]=0,r.m[4]=t.x,r.m[5]=t.y,r.m[6]=t.z,r.m[7]=0,r.m[8]=i.x,r.m[9]=i.y,r.m[10]=i.z,r.m[11]=0,r.m[12]=0,r.m[13]=0,r.m[14]=0,r.m[15]=1},e.FromQuaternionToRef=function(e,t){var i=e.x*e.x,r=e.y*e.y,n=e.z*e.z,o=e.x*e.y,s=e.z*e.w,a=e.z*e.x,c=e.y*e.w,h=e.y*e.z,u=e.x*e.w;t.m[0]=1-2*(r+n),t.m[1]=2*(o+s),t.m[2]=2*(a-c),t.m[3]=0,t.m[4]=2*(o-s),t.m[5]=1-2*(n+i),t.m[6]=2*(h+u),t.m[7]=0,t.m[8]=2*(a+c),t.m[9]=2*(h-u),t.m[10]=1-2*(r+i),t.m[11]=0,t.m[12]=0,t.m[13]=0,t.m[14]=0,t.m[15]=1},e._tempQuaternion=new c,e._xAxis=o.Zero(),e._yAxis=o.Zero(),e._zAxis=o.Zero(),e}();e.Matrix=h;var u=function(){function e(e,t,i,r){this.normal=new o(e,t,i),this.d=r}return e.prototype.asArray=function(){return[this.normal.x,this.normal.y,this.normal.z,this.d]},e.prototype.clone=function(){return new e(this.normal.x,this.normal.y,this.normal.z,this.d)},e.prototype.getClassName=function(){return"Plane"},e.prototype.getHashCode=function(){var e=this.normal.getHashCode();return 397*e^(this.d||0)},e.prototype.normalize=function(){var e=Math.sqrt(this.normal.x*this.normal.x+this.normal.y*this.normal.y+this.normal.z*this.normal.z),t=0;return 0!==e&&(t=1/e),this.normal.x*=t,this.normal.y*=t,this.normal.z*=t,this.d*=t,this},e.prototype.transform=function(t){var i=h.Transpose(t),r=this.normal.x,n=this.normal.y,o=this.normal.z,s=this.d;return new e(r*i.m[0]+n*i.m[1]+o*i.m[2]+s*i.m[3],r*i.m[4]+n*i.m[5]+o*i.m[6]+s*i.m[7],r*i.m[8]+n*i.m[9]+o*i.m[10]+s*i.m[11],r*i.m[12]+n*i.m[13]+o*i.m[14]+s*i.m[15])},e.prototype.dotCoordinate=function(e){return this.normal.x*e.x+this.normal.y*e.y+this.normal.z*e.z+this.d},e.prototype.copyFromPoints=function(e,t,i){var r,n=t.x-e.x,o=t.y-e.y,s=t.z-e.z,a=i.x-e.x,c=i.y-e.y,h=i.z-e.z,u=o*h-s*c,l=s*a-n*h,f=n*c-o*a,d=Math.sqrt(u*u+l*l+f*f);return r=0!==d?1/d:0,this.normal.x=u*r,this.normal.y=l*r,this.normal.z=f*r,this.d=-(this.normal.x*e.x+this.normal.y*e.y+this.normal.z*e.z),this},e.prototype.isFrontFacingTo=function(e,t){return o.Dot(this.normal,e)<=t},e.prototype.signedDistanceTo=function(e){return o.Dot(e,this.normal)+this.d},e.FromArray=function(t){return new e(t[0],t[1],t[2],t[3])},e.FromPoints=function(t,i,r){var n=new e(0,0,0,0);return n.copyFromPoints(t,i,r),n},e.FromPositionAndNormal=function(t,i){var r=new e(0,0,0,0);return i.normalize(),r.normal=i,r.d=-(i.x*t.x+i.y*t.y+i.z*t.z),r},e.SignedDistanceToPlaneFromPositionAndNormal=function(e,t,i){var r=-(t.x*e.x+t.y*e.y+t.z*e.z);return o.Dot(i,t)+r},e}();e.Plane=u;var l=function(){function e(e,t,i,r){this.x=e,this.y=t,this.width=i,this.height=r}return e.prototype.toGlobal=function(t,i){return new e(this.x*t,this.y*i,this.width*t,this.height*i)},e}();e.Viewport=l;var f=function(){function e(){}return e.GetPlanes=function(t){for(var i=[],r=0;r<6;r++)i.push(new u(0,0,0,0));return e.GetPlanesToRef(t,i),i},e.GetPlanesToRef=function(e,t){t[0].normal.x=e.m[3]+e.m[2],t[0].normal.y=e.m[7]+e.m[6],t[0].normal.z=e.m[11]+e.m[10],t[0].d=e.m[15]+e.m[14],t[0].normalize(),t[1].normal.x=e.m[3]-e.m[2],t[1].normal.y=e.m[7]-e.m[6],t[1].normal.z=e.m[11]-e.m[10],t[1].d=e.m[15]-e.m[14],t[1].normalize(),t[2].normal.x=e.m[3]+e.m[0],t[2].normal.y=e.m[7]+e.m[4],t[2].normal.z=e.m[11]+e.m[8],t[2].d=e.m[15]+e.m[12],t[2].normalize(),t[3].normal.x=e.m[3]-e.m[0],t[3].normal.y=e.m[7]-e.m[4],t[3].normal.z=e.m[11]-e.m[8],t[3].d=e.m[15]-e.m[12],t[3].normalize(),t[4].normal.x=e.m[3]-e.m[1],t[4].normal.y=e.m[7]-e.m[5],t[4].normal.z=e.m[11]-e.m[9],t[4].d=e.m[15]-e.m[13],t[4].normalize(),t[5].normal.x=e.m[3]+e.m[1],t[5].normal.y=e.m[7]+e.m[5],t[5].normal.z=e.m[11]+e.m[9],t[5].d=e.m[15]+e.m[13],t[5].normalize()},e}();e.Frustum=f,function(e){e[e.LOCAL=0]="LOCAL",e[e.WORLD=1]="WORLD"}(e.Space||(e.Space={}));var d=(e.Space,function(){function e(){}return e.X=new o(1,0,0),e.Y=new o(0,1,0),e.Z=new o(0,0,1),e}());e.Axis=d;var p=function(){function e(){}return e.interpolate=function(e,t,i,r,n){for(var o=1-3*r+3*t,s=3*r-6*t,a=3*t,c=e,h=0;h<5;h++){var u=c*c;c-=(o*(u*c)+s*u+a*c-e)*(1/(3*o*u+2*s*c+a)),c=Math.min(1,Math.max(0,c))}return 3*Math.pow(1-c,2)*c*i+3*(1-c)*Math.pow(c,2)*n+Math.pow(c,3)},e}();e.BezierCurve=p,function(e){e[e.CW=0]="CW",e[e.CCW=1]="CCW"}(e.Orientation||(e.Orientation={}));var m=e.Orientation,g=function(){function e(e){var t=this;this.degrees=function(){return 180*t._radians/Math.PI},this.radians=function(){return t._radians},this._radians=e,this._radians<0&&(this._radians+=2*Math.PI)}return e.BetweenTwoPoints=function(t,i){var r=i.subtract(t);return new e(Math.atan2(r.y,r.x))},e.FromRadians=function(t){return new e(t)},e.FromDegrees=function(t){return new e(t*Math.PI/180)},e}();e.Angle=g;var _=function(){return function(e,t,i){this.startPoint=e,this.midPoint=t,this.endPoint=i;var r=Math.pow(t.x,2)+Math.pow(t.y,2),o=(Math.pow(e.x,2)+Math.pow(e.y,2)-r)/2,s=(r-Math.pow(i.x,2)-Math.pow(i.y,2))/2,a=(e.x-t.x)*(t.y-i.y)-(t.x-i.x)*(e.y-t.y);this.centerPoint=new n((o*(t.y-i.y)-s*(e.y-t.y))/a,((e.x-t.x)*s-(t.x-i.x)*o)/a),this.radius=this.centerPoint.subtract(this.startPoint).length(),this.startAngle=g.BetweenTwoPoints(this.centerPoint,this.startPoint);var c=this.startAngle.degrees(),h=g.BetweenTwoPoints(this.centerPoint,this.midPoint).degrees(),u=g.BetweenTwoPoints(this.centerPoint,this.endPoint).degrees();h-c>180&&(h-=360),h-c<-180&&(h+=360),u-h>180&&(u-=360),u-h<-180&&(u+=360),this.orientation=h-c<0?m.CW:m.CCW,this.angle=g.FromDegrees(this.orientation===m.CW?c-u:u-c)}}();e.Arc2=_;var v=function(){function e(e,t){this._points=new Array,this._length=0,this.closed=!1,this._points.push(new n(e,t))}return e.prototype.addLineTo=function(e,t){if(closed)return this;var i=new n(e,t),r=this._points[this._points.length-1];return this._points.push(i),this._length+=i.subtract(r).length(),this},e.prototype.addArcTo=function(e,t,i,r,o){if(void 0===o&&(o=36),closed)return this;var s=this._points[this._points.length-1],a=new n(e,t),c=new n(i,r),h=new _(s,a,c),u=h.angle.radians()/o;h.orientation===m.CW&&(u*=-1);for(var l=h.startAngle.radians()+u,f=0;f<o;f++){var d=Math.cos(l)*h.radius+h.centerPoint.x,p=Math.sin(l)*h.radius+h.centerPoint.y;this.addLineTo(d,p),l+=u}return this},e.prototype.close=function(){return this.closed=!0,this},e.prototype.length=function(){var e=this._length;if(!this.closed){var t=this._points[this._points.length-1];e+=this._points[0].subtract(t).length()}return e},e.prototype.getPoints=function(){return this._points},e.prototype.getPointAtLengthPosition=function(e){if(e<0||e>1)return n.Zero();for(var t=e*this.length(),i=0,r=0;r<this._points.length;r++){var o=(r+1)%this._points.length,s=this._points[r],a=this._points[o].subtract(s),c=a.length()+i;if(t>=i&&t<=c){var h=a.normalize(),u=t-i;return new n(s.x+h.x*u,s.y+h.y*u)}i=c}return n.Zero()},e.StartingAt=function(t,i){return new e(t,i)},e}();e.Path2=v;var y=function(){function i(e,t,i){this.path=e,this._curve=new Array,this._distances=new Array,this._tangents=new Array,this._normals=new Array,this._binormals=new Array;for(var r=0;r<e.length;r++)this._curve[r]=e[r].clone();this._raw=i||!1,this._compute(t)}return i.prototype.getCurve=function(){return this._curve},i.prototype.getTangents=function(){return this._tangents},i.prototype.getNormals=function(){return this._normals},i.prototype.getBinormals=function(){return this._binormals},i.prototype.getDistances=function(){return this._distances},i.prototype.update=function(e,t){for(var i=0;i<e.length;i++)this._curve[i].x=e[i].x,this._curve[i].y=e[i].y,this._curve[i].z=e[i].z;return this._compute(t),this},i.prototype._compute=function(e){var t=this._curve.length;this._tangents[0]=this._getFirstNonNullVector(0),this._raw||this._tangents[0].normalize(),this._tangents[t-1]=this._curve[t-1].subtract(this._curve[t-2]),this._raw||this._tangents[t-1].normalize();var i=this._tangents[0],r=this._normalVector(this._curve[0],i,e);this._normals[0]=r,this._raw||this._normals[0].normalize(),this._binormals[0]=o.Cross(i,this._normals[0]),this._raw||this._binormals[0].normalize(),this._distances[0]=0;for(var n,s,a,c,h=1;h<t;h++)n=this._getLastNonNullVector(h),h<t-1&&(s=this._getFirstNonNullVector(h),this._tangents[h]=n.add(s),this._tangents[h].normalize()),this._distances[h]=this._distances[h-1]+n.length(),a=this._tangents[h],c=this._binormals[h-1],this._normals[h]=o.Cross(c,a),this._raw||this._normals[h].normalize(),this._binormals[h]=o.Cross(a,this._normals[h]),this._raw||this._binormals[h].normalize()},i.prototype._getFirstNonNullVector=function(e){for(var t=1,i=this._curve[e+t].subtract(this._curve[e]);0===i.length()&&e+t+1<this._curve.length;)t++,i=this._curve[e+t].subtract(this._curve[e]);return i},i.prototype._getLastNonNullVector=function(e){for(var t=1,i=this._curve[e].subtract(this._curve[e-t]);0===i.length()&&e>t+1;)t++,i=this._curve[e].subtract(this._curve[e-t]);return i},i.prototype._normalVector=function(i,r,n){var s,a,c=r.length();(0===c&&(c=1),null==n)?(t.WithinEpsilon(Math.abs(r.y)/c,1,e.Epsilon)?t.WithinEpsilon(Math.abs(r.x)/c,1,e.Epsilon)?t.WithinEpsilon(Math.abs(r.z)/c,1,e.Epsilon)||(a=new o(0,0,1)):a=new o(1,0,0):a=new o(0,-1,0),s=o.Cross(r,a)):(s=o.Cross(r,n),o.CrossToRef(s,r,s));return s.normalize(),s},i}();e.Path3D=y;var b=function(){function e(e){this._length=0,this._points=e,this._length=this._computeLength(e)}return e.CreateQuadraticBezier=function(t,i,r,n){n=n>2?n:3;for(var s=new Array,a=function(e,t,i,r){return(1-e)*(1-e)*t+2*e*(1-e)*i+e*e*r},c=0;c<=n;c++)s.push(new 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e(){this.L00=o.Zero(),this.L1_1=o.Zero(),this.L10=o.Zero(),this.L11=o.Zero(),this.L2_2=o.Zero(),this.L2_1=o.Zero(),this.L20=o.Zero(),this.L21=o.Zero(),this.L22=o.Zero()}return e.prototype.addLight=function(e,t,i){var r=new o(t.r,t.g,t.b).scale(i);this.L00=this.L00.add(r.scale(.282095)),this.L1_1=this.L1_1.add(r.scale(.488603*e.y)),this.L10=this.L10.add(r.scale(.488603*e.z)),this.L11=this.L11.add(r.scale(.488603*e.x)),this.L2_2=this.L2_2.add(r.scale(1.092548*e.x*e.y)),this.L2_1=this.L2_1.add(r.scale(1.092548*e.y*e.z)),this.L21=this.L21.add(r.scale(1.092548*e.x*e.z)),this.L20=this.L20.add(r.scale(.315392*(3*e.z*e.z-1))),this.L22=this.L22.add(r.scale(.546274*(e.x*e.x-e.y*e.y)))},e.prototype.scale=function(e){this.L00=this.L00.scale(e),this.L1_1=this.L1_1.scale(e),this.L10=this.L10.scale(e),this.L11=this.L11.scale(e),this.L2_2=this.L2_2.scale(e),this.L2_1=this.L2_1.scale(e),this.L20=this.L20.scale(e),this.L21=this.L21.scale(e),this.L22=this.L22.scale(e)},e}();e.SphericalHarmonics=x;var 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0===a?1:a?1:0),t._baseWidth=o,t._baseHeight=s,t._width=d,t._height=p,t.isReady=!0,u(d,p);var m=r(l,!c,i);i.texParameteri(i.TEXTURE_2D,i.TEXTURE_MAG_FILTER,m.mag),i.texParameteri(i.TEXTURE_2D,i.TEXTURE_MIN_FILTER,m.min),c||h||i.generateMipmap(i.TEXTURE_2D),f._bindTextureDirectly(i.TEXTURE_2D,null),f.resetTextureCache(),n._removePendingData(t),t.onLoadedCallbacks.forEach(function(e){e()}),t.onLoadedCallbacks=[]},o=function(t,i,r,n,o,s){void 0===s&&(s=null);var a;a=e.Tools.LoadImage(t,function(){r[i]=a,r._internalCount++,n._removePendingData(a),6===r._internalCount&&o(r)},function(){n._removePendingData(a),s&&s()},n.database),n._addPendingData(a)},s=function(e,t,i,r,n){void 0===n&&(n=null);var s=[];s._internalCount=0;for(var a=0;a<6;a++)o(r[a],a,s,t,i,n)},a=function(){return function(){}}();e.InstancingAttributeInfo=a;var c=function(){return function(){}}();e.EngineCapabilities=c;var h=function(){function o(t,i,r,n){var s=this;void 0===n&&(n=!0),this.isFullscreen=!1,this.isPointerLock=!1,this.cullBackFaces=!0,this.renderEvenInBackground=!0,this.enableOfflineSupport=!0,this.scenes=new Array,this._windowIsBackground=!1,this._webGLVersion="1.0",this._badOS=!1,this._drawCalls=new e.PerfCounter,this._renderingQueueLaunched=!1,this._activeRenderLoops=[],this.fpsRange=60,this.previousFramesDuration=[],this.fps=60,this.deltaTime=0,this._depthCullingState=new e.Internals._DepthCullingState,this._stencilState=new e.Internals._StencilState,this._alphaState=new e.Internals._AlphaState,this._alphaMode=o.ALPHA_DISABLE,this._loadedTexturesCache=new Array,this._maxTextureChannels=16,this._activeTexturesCache=new Array(this._maxTextureChannels),this._compiledEffects={},this._vertexAttribArraysEnabled=[],this._uintIndicesCurrentlySet=!1,this._currentBoundBuffer=new Array,this._currentBufferPointers=[],this._currentInstanceLocations=new Array,this._currentInstanceBuffers=new Array,this._texturesSupported=new Array,this._onVRFullScreenTriggered=function(){if(s._vrDisplayEnabled&&s._vrDisplayEnabled.isPresenting){s._oldSize=new e.Size(s.getRenderWidth(),s.getRenderHeight()),s._oldHardwareScaleFactor=s.getHardwareScalingLevel();var t=s._vrDisplayEnabled.getEyeParameters("left");s.setHardwareScalingLevel(1),s.setSize(2*t.renderWidth,t.renderHeight)}else s.setHardwareScalingLevel(s._oldHardwareScaleFactor),s.setSize(s._oldSize.width,s._oldSize.height),s._vrDisplayEnabled=void 0},this._renderingCanvas=t,this._externalData=new e.StringDictionary,r=r||{},null!=i&&(r.antialias=i),void 0===r.preserveDrawingBuffer&&(r.preserveDrawingBuffer=!1);var a=this._canRenderToFloatTexture(),h=this._canRenderToHalfFloatTexture();if(!this._gl){if(!t)throw new Error("The provided canvas is null or undefined.");try{this._gl=t.getContext("webgl",r)||t.getContext("experimental-webgl",r)}catch(e){throw new Error("WebGL not supported")}}if(!this._gl)throw new Error("WebGL not supported");this._onBlur=function(){s._windowIsBackground=!0},this._onFocus=function(){s._windowIsBackground=!1},window.addEventListener("blur",this._onBlur),window.addEventListener("focus",this._onFocus);var u=r.limitDeviceRatio||window.devicePixelRatio||1;this._hardwareScalingLevel=n?1/Math.min(u,window.devicePixelRatio||1):1,this.resize(),this._isStencilEnable=r.stencil,this._caps=new c,this._caps.maxTexturesImageUnits=this._gl.getParameter(this._gl.MAX_TEXTURE_IMAGE_UNITS),this._caps.maxTextureSize=this._gl.getParameter(this._gl.MAX_TEXTURE_SIZE),this._caps.maxCubemapTextureSize=this._gl.getParameter(this._gl.MAX_CUBE_MAP_TEXTURE_SIZE),this._caps.maxRenderTextureSize=this._gl.getParameter(this._gl.MAX_RENDERBUFFER_SIZE),this._caps.maxVertexAttribs=this._gl.getParameter(this._gl.MAX_VERTEX_ATTRIBS),this._glVersion=this._gl.getParameter(this._gl.VERSION);var l=this._gl.getExtension("WEBGL_debug_renderer_info");if(null!=l&&(this._glRenderer=this._gl.getParameter(l.UNMASKED_RENDERER_WEBGL),this._glVendor=this._gl.getParameter(l.UNMASKED_VENDOR_WEBGL)),this._glVendor||(this._glVendor="Unknown vendor"),this._glRenderer||(this._glRenderer="Unknown renderer"),this._caps.standardDerivatives=null!==this._gl.getExtension("OES_standard_derivatives"),this._caps.astc=this._gl.getExtension("WEBGL_compressed_texture_astc"),this._caps.s3tc=this._gl.getExtension("WEBGL_compressed_texture_s3tc"),this._caps.pvrtc=this._gl.getExtension("WEBGL_compressed_texture_pvrtc")||this._gl.getExtension("WEBKIT_WEBGL_compressed_texture_pvrtc"),this._caps.etc1=this._gl.getExtension("WEBGL_compressed_texture_etc1"),this._caps.etc2=this._gl.getExtension("WEBGL_compressed_texture_etc")||this._gl.getExtension("WEBGL_compressed_texture_es3_0"),this._caps.textureFloat=null!==this._gl.getExtension("OES_texture_float"),this._caps.textureAnisotropicFilterExtension=this._gl.getExtension("EXT_texture_filter_anisotropic")||this._gl.getExtension("WEBKIT_EXT_texture_filter_anisotropic")||this._gl.getExtension("MOZ_EXT_texture_filter_anisotropic"),this._caps.maxAnisotropy=this._caps.textureAnisotropicFilterExtension?this._gl.getParameter(this._caps.textureAnisotropicFilterExtension.MAX_TEXTURE_MAX_ANISOTROPY_EXT):0,this._caps.instancedArrays=this._gl.getExtension("ANGLE_instanced_arrays"),this._caps.uintIndices=null!==this._gl.getExtension("OES_element_index_uint"),this._caps.fragmentDepthSupported=null!==this._gl.getExtension("EXT_frag_depth"),this._caps.highPrecisionShaderSupported=!0,this._caps.drawBuffersExtension=this._gl.getExtension("WEBGL_draw_buffers"),this._caps.textureFloatLinearFiltering=this._gl.getExtension("OES_texture_float_linear"),this._caps.textureLOD=this._gl.getExtension("EXT_shader_texture_lod"),this._caps.textureFloatRender=a,this._caps.textureHalfFloat=null!==this._gl.getExtension("OES_texture_half_float"),this._caps.textureHalfFloatLinearFiltering=this._gl.getExtension("OES_texture_half_float_linear"),this._caps.textureHalfFloatRender=h,this._caps.astc&&this.texturesSupported.push(".astc"),this._caps.s3tc&&this.texturesSupported.push(".dds"),this._caps.pvrtc&&this.texturesSupported.push(".pvr"),this._caps.etc2&&this.texturesSupported.push(".etc2"),this._caps.etc1&&this.texturesSupported.push(".etc1"),this._gl.getShaderPrecisionFormat){var f=this._gl.getShaderPrecisionFormat(this._gl.FRAGMENT_SHADER,this._gl.HIGH_FLOAT);this._caps.highPrecisionShaderSupported=0!==f.precision}this.setDepthBuffer(!0),this.setDepthFunctionToLessOrEqual(),this.setDepthWrite(!0),this._onFullscreenChange=function(){void 0!==document.fullscreen?s.isFullscreen=document.fullscreen:void 0!==document.mozFullScreen?s.isFullscreen=document.mozFullScreen:void 0!==document.webkitIsFullScreen?s.isFullscreen=document.webkitIsFullScreen:void 0!==document.msIsFullScreen&&(s.isFullscreen=document.msIsFullScreen),s.isFullscreen&&s._pointerLockRequested&&(t.requestPointerLock=t.requestPointerLock||t.msRequestPointerLock||t.mozRequestPointerLock||t.webkitRequestPointerLock,t.requestPointerLock&&t.requestPointerLock())},document.addEventListener("fullscreenchange",this._onFullscreenChange,!1),document.addEventListener("mozfullscreenchange",this._onFullscreenChange,!1),document.addEventListener("webkitfullscreenchange",this._onFullscreenChange,!1),document.addEventListener("msfullscreenchange",this._onFullscreenChange,!1),this._onPointerLockChange=function(){s.isPointerLock=document.mozPointerLockElement===t||document.webkitPointerLockElement===t||document.msPointerLockElement===t||document.pointerLockElement===t},document.addEventListener("pointerlockchange",this._onPointerLockChange,!1),document.addEventListener("mspointerlockchange",this._onPointerLockChange,!1),document.addEventListener("mozpointerlockchange",this._onPointerLockChange,!1),document.addEventListener("webkitpointerlockchange",this._onPointerLockChange,!1),e.AudioEngine&&!o.audioEngine&&(o.audioEngine=new e.AudioEngine),this._loadingScreen=new e.DefaultLoadingScreen(this._renderingCanvas),r.autoEnableWebVR&&this.initWebVR();this._badOS=/AppleWebKit.*10.[\d] Mobile/.test(navigator.userAgent),e.Tools.Log("Babylon.js engine (v"+o.Version+") launched")}return Object.defineProperty(o,"NEVER",{get:function(){return o._NEVER},enumerable:!0,configurable:!0}),Object.defineProperty(o,"ALWAYS",{get:function(){return o._ALWAYS},enumerable:!0,configurable:!0}),Object.defineProperty(o,"LESS",{get:function(){return o._LESS},enumerable:!0,configurable:!0}),Object.defineProperty(o,"EQUAL",{get:function(){return o._EQUAL},enumerable:!0,configurable:!0}),Object.defineProperty(o,"LEQUAL",{get:function(){return o._LEQUAL},enumerable:!0,configurable:!0}),Object.defineProperty(o,"GREATER",{get:function(){return o._GREATER},enumerable:!0,configurable:!0}),Object.defineProperty(o,"GEQUAL",{get:function(){return o._GEQUAL},enumerable:!0,configurable:!0}),Object.defineProperty(o,"NOTEQUAL",{get:function(){return o._NOTEQUAL},enumerable:!0,configurable:!0}),Object.defineProperty(o,"KEEP",{get:function(){return o._KEEP},enumerable:!0,configurable:!0}),Object.defineProperty(o,"REPLACE",{get:function(){return o._REPLACE},enumerable:!0,configurable:!0}),Object.defineProperty(o,"INCR",{get:function(){return o._INCR},enumerable:!0,configurable:!0}),Object.defineProperty(o,"DECR",{get:function(){return o._DECR},enumerable:!0,configurable:!0}),Object.defineProperty(o,"INVERT",{get:function(){return o._INVERT},enumerable:!0,configurable:!0}),Object.defineProperty(o,"INCR_WRAP",{get:function(){return o._INCR_WRAP},enumerable:!0,configurable:!0}),Object.defineProperty(o,"DECR_WRAP",{get:function(){return o._DECR_WRAP},enumerable:!0,configurable:!0}),Object.defineProperty(o,"ALPHA_DISABLE",{get:function(){return o._ALPHA_DISABLE},enumerable:!0,configurable:!0}),Object.defineProperty(o,"ALPHA_ONEONE",{get:function(){return o._ALPHA_ONEONE},enumerable:!0,configurable:!0}),Object.defineProperty(o,"ALPHA_ADD",{get:function(){return o._ALPHA_ADD},enumerable:!0,configurable:!0}),Object.defineProperty(o,"ALPHA_COMBINE",{get:function(){return o._ALPHA_COMBINE},enumerable:!0,configurable:!0}),Object.defineProperty(o,"ALPHA_SUBTRACT",{get:function(){return o._ALPHA_SUBTRACT},enumerable:!0,configurable:!0}),Object.defineProperty(o,"ALPHA_MULTIPLY",{get:function(){return o._ALPHA_MULTIPLY},enumerable:!0,configurable:!0}),Object.defineProperty(o,"ALPHA_MAXIMIZED",{get:function(){return o._ALPHA_MAXIMIZED},enumerable:!0,configurable:!0}),Object.defineProperty(o,"DELAYLOADSTATE_NONE",{get:function(){return o._DELAYLOADSTATE_NONE},enumerable:!0,configurable:!0}),Object.defineProperty(o,"DELAYLOADSTATE_LOADED",{get:function(){return o._DELAYLOADSTATE_LOADED},enumerable:!0,configurable:!0}),Object.defineProperty(o,"DELAYLOADSTATE_LOADING",{get:function(){return o._DELAYLOADSTATE_LOADING},enumerable:!0,configurable:!0}),Object.defineProperty(o,"DELAYLOADSTATE_NOTLOADED",{get:function(){return o._DELAYLOADSTATE_NOTLOADED},enumerable:!0,configurable:!0}),Object.defineProperty(o,"TEXTUREFORMAT_ALPHA",{get:function(){return o._TEXTUREFORMAT_ALPHA},enumerable:!0,configurable:!0}),Object.defineProperty(o,"TEXTUREFORMAT_LUMINANCE",{get:function(){return o._TEXTUREFORMAT_LUMINANCE},enumerable:!0,configurable:!0}),Object.defineProperty(o,"TEXTUREFORMAT_LUMINANCE_ALPHA",{get:function(){return o._TEXTUREFORMAT_LUMINANCE_ALPHA},enumerable:!0,configurable:!0}),Object.defineProperty(o,"TEXTUREFORMAT_RGB",{get:function(){return o._TEXTUREFORMAT_RGB},enumerable:!0,configurable:!0}),Object.defineProperty(o,"TEXTUREFORMAT_RGBA",{get:function(){return o._TEXTUREFORMAT_RGBA},enumerable:!0,configurable:!0}),Object.defineProperty(o,"TEXTURETYPE_UNSIGNED_INT",{get:function(){return o._TEXTURETYPE_UNSIGNED_INT},enumerable:!0,configurable:!0}),Object.defineProperty(o,"TEXTURETYPE_FLOAT",{get:function(){return o._TEXTURETYPE_FLOAT},enumerable:!0,configurable:!0}),Object.defineProperty(o,"TEXTURETYPE_HALF_FLOAT",{get:function(){return o._TEXTURETYPE_HALF_FLOAT},enumerable:!0,configurable:!0}),Object.defineProperty(o,"Version",{get:function(){return"2.5"},enumerable:!0,configurable:!0}),Object.defineProperty(o.prototype,"texturesSupported",{get:function(){return this._texturesSupported},enumerable:!0,configurable:!0}),Object.defineProperty(o.prototype,"textureFormatInUse",{get:function(){return this._textureFormatInUse},enumerable:!0,configurable:!0}),Object.defineProperty(o.prototype,"webGLVersion",{get:function(){return this._webGLVersion},enumerable:!0,configurable:!0}),Object.defineProperty(o.prototype,"isStencilEnable",{get:function(){return this._isStencilEnable},enumerable:!0,configurable:!0}),o.prototype._prepareWorkingCanvas=function(){this._workingCanvas||(this._workingCanvas=document.createElement("canvas"),this._workingContext=this._workingCanvas.getContext("2d"))},o.prototype.resetTextureCache=function(){for(var e=0;e<this._maxTextureChannels;e++)this._activeTexturesCache[e]=null},o.prototype.getGlInfo=function(){return{vendor:this._glVendor,renderer:this._glRenderer,version:this._glVersion}},o.prototype.getAspectRatio=function(e,t){void 0===t&&(t=!1);var i=e.viewport;return this.getRenderWidth(t)*i.width/(this.getRenderHeight(t)*i.height)},o.prototype.getRenderWidth=function(e){return void 0===e&&(e=!1),!e&&this._currentRenderTarget?this._currentRenderTarget._width:this._renderingCanvas.width},o.prototype.getRenderHeight=function(e){return void 0===e&&(e=!1),!e&&this._currentRenderTarget?this._currentRenderTarget._height:this._renderingCanvas.height},o.prototype.getRenderingCanvas=function(){return this._renderingCanvas},o.prototype.getRenderingCanvasClientRect=function(){return this._renderingCanvas.getBoundingClientRect()},o.prototype.setHardwareScalingLevel=function(e){this._hardwareScalingLevel=e,this.resize()},o.prototype.getHardwareScalingLevel=function(){return this._hardwareScalingLevel},o.prototype.getLoadedTexturesCache=function(){return this._loadedTexturesCache},o.prototype.getCaps=function(){return this._caps},Object.defineProperty(o.prototype,"drawCalls",{get:function(){return this._drawCalls.current},enumerable:!0,configurable:!0}),Object.defineProperty(o.prototype,"drawCallsPerfCounter",{get:function(){return this._drawCalls},enumerable:!0,configurable:!0}),o.prototype.getDepthFunction=function(){return this._depthCullingState.depthFunc},o.prototype.setDepthFunction=function(e){this._depthCullingState.depthFunc=e},o.prototype.setDepthFunctionToGreater=function(){this._depthCullingState.depthFunc=this._gl.GREATER},o.prototype.setDepthFunctionToGreaterOrEqual=function(){this._depthCullingState.depthFunc=this._gl.GEQUAL},o.prototype.setDepthFunctionToLess=function(){this._depthCullingState.depthFunc=this._gl.LESS},o.prototype.setDepthFunctionToLessOrEqual=function(){this._depthCullingState.depthFunc=this._gl.LEQUAL},o.prototype.getStencilBuffer=function(){return this._stencilState.stencilTest},o.prototype.setStencilBuffer=function(e){this._stencilState.stencilTest=e},o.prototype.getStencilMask=function(){return this._stencilState.stencilMask},o.prototype.setStencilMask=function(e){this._stencilState.stencilMask=e},o.prototype.getStencilFunction=function(){return this._stencilState.stencilFunc},o.prototype.getStencilFunctionReference=function(){return this._stencilState.stencilFuncRef},o.prototype.getStencilFunctionMask=function(){return this._stencilState.stencilFuncMask},o.prototype.setStencilFunction=function(e){this._stencilState.stencilFunc=e},o.prototype.setStencilFunctionReference=function(e){this._stencilState.stencilFuncRef=e},o.prototype.setStencilFunctionMask=function(e){this._stencilState.stencilFuncMask=e},o.prototype.getStencilOperationFail=function(){return this._stencilState.stencilOpStencilFail},o.prototype.getStencilOperationDepthFail=function(){return this._stencilState.stencilOpDepthFail},o.prototype.getStencilOperationPass=function(){return this._stencilState.stencilOpStencilDepthPass},o.prototype.setStencilOperationFail=function(e){this._stencilState.stencilOpStencilFail=e},o.prototype.setStencilOperationDepthFail=function(e){this._stencilState.stencilOpDepthFail=e},o.prototype.setStencilOperationPass=function(e){this._stencilState.stencilOpStencilDepthPass=e},o.prototype.stopRenderLoop=function(e){if(e){var t=this._activeRenderLoops.indexOf(e);t>=0&&this._activeRenderLoops.splice(t,1)}else this._activeRenderLoops=[]},o.prototype._renderLoop=function(){var t=!0;if(!this.renderEvenInBackground&&this._windowIsBackground&&(t=!1),t){this.beginFrame();for(var i=0;i<this._activeRenderLoops.length;i++){(0,this._activeRenderLoops[i])()}this.endFrame()}this._activeRenderLoops.length>0?e.Tools.QueueNewFrame(this._bindedRenderFunction,this._vrDisplayEnabled):this._renderingQueueLaunched=!1},o.prototype.runRenderLoop=function(t){-1===this._activeRenderLoops.indexOf(t)&&(this._activeRenderLoops.push(t),this._renderingQueueLaunched||(this._renderingQueueLaunched=!0,this._bindedRenderFunction=this._renderLoop.bind(this),e.Tools.QueueNewFrame(this._bindedRenderFunction)))},o.prototype.switchFullscreen=function(t){this.isFullscreen?e.Tools.ExitFullscreen():(this._pointerLockRequested=t,e.Tools.RequestFullscreen(this._renderingCanvas))},o.prototype.clear=function(e,t,i,r){void 0===r&&(r=!1),this.applyStates();var n=0;t&&(this._gl.clearColor(e.r,e.g,e.b,void 0!==e.a?e.a:1),n|=this._gl.COLOR_BUFFER_BIT),i&&(this._gl.clearDepth(1),n|=this._gl.DEPTH_BUFFER_BIT),r&&(this._gl.clearStencil(0),n|=this._gl.STENCIL_BUFFER_BIT),this._gl.clear(n)},o.prototype.scissorClear=function(e,t,i,r,n){var o=this._gl,s=o.getParameter(o.SCISSOR_TEST),a=o.getParameter(o.SCISSOR_BOX);o.enable(o.SCISSOR_TEST),o.scissor(e,t,i,r),this.clear(n,!0,!0,!0),o.scissor(a[0],a[1],a[2],a[3]),!0===s?o.enable(o.SCISSOR_TEST):o.disable(o.SCISSOR_TEST)},o.prototype.setViewport=function(e,t,i){var r=t||(navigator.isCocoonJS?window.innerWidth:this._renderingCanvas.width),n=i||(navigator.isCocoonJS?window.innerHeight:this._renderingCanvas.height),o=e.x||0,s=e.y||0;this._cachedViewport=e,this._gl.viewport(o*r,s*n,r*e.width,n*e.height)},o.prototype.setDirectViewport=function(e,t,i,r){var n=this._cachedViewport;return this._cachedViewport=null,this._gl.viewport(e,t,i,r),n},o.prototype.beginFrame=function(){this._measureFps()},o.prototype.endFrame=function(){this._badOS&&this.flushFramebuffer(),this._vrDisplayEnabled&&this._vrDisplayEnabled.isPresenting&&this._vrDisplayEnabled.submitFrame()},o.prototype.resize=function(){var t=navigator.isCocoonJS?window.innerWidth:this._renderingCanvas.clientWidth,i=navigator.isCocoonJS?window.innerHeight:this._renderingCanvas.clientHeight;this.setSize(t/this._hardwareScalingLevel,i/this._hardwareScalingLevel);for(var r=0;r<this.scenes.length;r++){var n=this.scenes[r];e.DebugLayer&&n.debugLayer.isVisible()&&n.debugLayer._syncPositions()}},o.prototype.setSize=function(e,t){this._renderingCanvas.width=e,this._renderingCanvas.height=t;for(var i=0;i<this.scenes.length;i++)for(var r=this.scenes[i],n=0;n<r.cameras.length;n++){r.cameras[n]._currentRenderId=0}},o.prototype.initWebVR=function(){this.vrDisplaysPromise||this._getVRDisplays()},o.prototype.enableVR=function(e){this._vrDisplayEnabled=e,this._vrDisplayEnabled.requestPresent([{source:this.getRenderingCanvas()}]).then(this._onVRFullScreenTriggered)},o.prototype.disableVR=function(){this._vrDisplayEnabled&&this._vrDisplayEnabled.exitPresent().then(this._onVRFullScreenTriggered)},o.prototype._getVRDisplays=function(){var e=this;navigator.getVRDisplays&&(this.vrDisplaysPromise=navigator.getVRDisplays().then(function(t){var i=(t.length,0);return e._vrDisplays=t.filter(function(e){return t[i]instanceof VRDisplay}),e._vrDisplays}))},o.prototype.bindFramebuffer=function(e,t,i,r){this._currentRenderTarget=e,this.bindUnboundFramebuffer(e._framebuffer);var n=this._gl;e.isCube&&n.framebufferTexture2D(n.FRAMEBUFFER,n.COLOR_ATTACHMENT0,n.TEXTURE_CUBE_MAP_POSITIVE_X+t,e,0),n.viewport(0,0,i||e._width,r||e._height),this.wipeCaches()},o.prototype.bindUnboundFramebuffer=function(e){this._currentFramebuffer!==e&&(this._gl.bindFramebuffer(this._gl.FRAMEBUFFER,e),this._currentFramebuffer=e)},o.prototype.unBindFramebuffer=function(e,t){if(void 0===t&&(t=!1),this._currentRenderTarget=null,e.generateMipMaps&&!t){var i=this._gl;this._bindTextureDirectly(i.TEXTURE_2D,e),i.generateMipmap(i.TEXTURE_2D),this._bindTextureDirectly(i.TEXTURE_2D,null)}this.bindUnboundFramebuffer(null)},o.prototype.generateMipMapsForCubemap=function(e){if(e.generateMipMaps){var t=this._gl;this._bindTextureDirectly(t.TEXTURE_CUBE_MAP,e),t.generateMipmap(t.TEXTURE_CUBE_MAP),this._bindTextureDirectly(t.TEXTURE_CUBE_MAP,null)}},o.prototype.flushFramebuffer=function(){this._gl.flush()},o.prototype.restoreDefaultFramebuffer=function(){this._currentRenderTarget=null,this.bindUnboundFramebuffer(null),this.setViewport(this._cachedViewport),this.wipeCaches()},o.prototype._resetVertexBufferBinding=function(){this.bindArrayBuffer(null),this._cachedVertexBuffers=null},o.prototype.createVertexBuffer=function(e){var t=this._gl.createBuffer();return this.bindArrayBuffer(t),e instanceof Float32Array?this._gl.bufferData(this._gl.ARRAY_BUFFER,e,this._gl.STATIC_DRAW):this._gl.bufferData(this._gl.ARRAY_BUFFER,new Float32Array(e),this._gl.STATIC_DRAW),this._resetVertexBufferBinding(),t.references=1,t},o.prototype.createDynamicVertexBuffer=function(e){var t=this._gl.createBuffer();return this.bindArrayBuffer(t),e instanceof Float32Array?this._gl.bufferData(this._gl.ARRAY_BUFFER,e,this._gl.DYNAMIC_DRAW):this._gl.bufferData(this._gl.ARRAY_BUFFER,new Float32Array(e),this._gl.DYNAMIC_DRAW),this._resetVertexBufferBinding(),t.references=1,t},o.prototype.updateDynamicVertexBuffer=function(e,t,i,r){this.bindArrayBuffer(e),void 0===i&&(i=0),void 0===r?t instanceof Float32Array?this._gl.bufferSubData(this._gl.ARRAY_BUFFER,i,t):this._gl.bufferSubData(this._gl.ARRAY_BUFFER,i,new Float32Array(t)):t instanceof Float32Array?this._gl.bufferSubData(this._gl.ARRAY_BUFFER,0,t.subarray(i,i+r)):this._gl.bufferSubData(this._gl.ARRAY_BUFFER,0,new Float32Array(t).subarray(i,i+r)),this._resetVertexBufferBinding()},o.prototype._resetIndexBufferBinding=function(){this.bindIndexBuffer(null),this._cachedIndexBuffer=null},o.prototype.createIndexBuffer=function(e){var t=this._gl.createBuffer();this.bindIndexBuffer(t);var i,r=!1;if(this._caps.uintIndices){for(var n=0;n<e.length;n++)if(e[n]>65535){r=!0;break}i=r?new Uint32Array(e):new Uint16Array(e)}else i=new Uint16Array(e);return this._gl.bufferData(this._gl.ELEMENT_ARRAY_BUFFER,i,this._gl.STATIC_DRAW),this._resetIndexBufferBinding(),t.references=1,t.is32Bits=r,t},o.prototype.bindArrayBuffer=function(e){this.bindBuffer(e,this._gl.ARRAY_BUFFER)},o.prototype.bindIndexBuffer=function(e){this.bindBuffer(e,this._gl.ELEMENT_ARRAY_BUFFER)},o.prototype.bindBuffer=function(e,t){this._currentBoundBuffer[t]!==e&&(this._gl.bindBuffer(t,e),this._currentBoundBuffer[t]=e)},o.prototype.updateArrayBuffer=function(e){this._gl.bufferSubData(this._gl.ARRAY_BUFFER,0,e)},o.prototype.vertexAttribPointer=function(e,t,i,r,n,o,s){var a=this._currentBufferPointers[t],c=!1;a?(a.buffer!==e&&(a.buffer=e,c=!0),a.size!==i&&(a.size=i,c=!0),a.type!==r&&(a.type=r,c=!0),a.normalized!==n&&(a.normalized=n,c=!0),a.stride!==o&&(a.stride=o,c=!0),a.offset!==s&&(a.offset=s,c=!0)):(c=!0,this._currentBufferPointers[t]={indx:t,size:i,type:r,normalized:n,stride:o,offset:s,buffer:e}),c&&(this.bindArrayBuffer(e),this._gl.vertexAttribPointer(t,i,r,n,o,s))},o.prototype.bindBuffersDirectly=function(e,t,i,r,n){if(this._cachedVertexBuffers!==e||this._cachedEffectForVertexBuffers!==n){this._cachedVertexBuffers=e,this._cachedEffectForVertexBuffers=n;for(var o=n.getAttributesCount(),s=0,a=0;a<o;a++)if(a<i.length){(c=n.getAttributeLocation(a))>=0&&(this._vertexAttribArraysEnabled[c]||(this._gl.enableVertexAttribArray(c),this._vertexAttribArraysEnabled[c]=!0),this.vertexAttribPointer(e,c,i[a],this._gl.FLOAT,!1,r,s)),s+=4*i[a]}else{var c=n.getAttributeLocation(a);this._vertexAttribArraysEnabled[c]&&(this._gl.disableVertexAttribArray(c),this._vertexAttribArraysEnabled[c]=!1)}}this._cachedIndexBuffer!==t&&(this._cachedIndexBuffer=t,this.bindIndexBuffer(t),this._uintIndicesCurrentlySet=t.is32Bits)},o.prototype.bindBuffers=function(e,t,i){if(this._cachedVertexBuffers!==e||this._cachedEffectForVertexBuffers!==i){this._cachedVertexBuffers=e,this._cachedEffectForVertexBuffers=i;for(var r=i.getAttributesNames(),n=0;n<r.length;n++){var o=i.getAttributeLocation(n);if(o>=0){var s=e[r[n]];if(!s){this._vertexAttribArraysEnabled[o]&&(this._gl.disableVertexAttribArray(o),this._vertexAttribArraysEnabled[o]=!1);continue}this._vertexAttribArraysEnabled[o]||(this._gl.enableVertexAttribArray(o),this._vertexAttribArraysEnabled[o]=!0);var a=s.getBuffer();this.vertexAttribPointer(a,o,s.getSize(),this._gl.FLOAT,!1,4*s.getStrideSize(),4*s.getOffset()),s.getIsInstanced()&&(this._caps.instancedArrays.vertexAttribDivisorANGLE(o,1),this._currentInstanceLocations.push(o),this._currentInstanceBuffers.push(a))}}}null!=t&&this._cachedIndexBuffer!==t&&(this._cachedIndexBuffer=t,this.bindIndexBuffer(t),this._uintIndicesCurrentlySet=t.is32Bits)},o.prototype.unbindInstanceAttributes=function(){for(var e,t=0,i=this._currentInstanceLocations.length;t<i;t++){var r=this._currentInstanceBuffers[t];e!=r&&(e=r,this.bindArrayBuffer(r));var n=this._currentInstanceLocations[t];this._caps.instancedArrays.vertexAttribDivisorANGLE(n,0)}this._currentInstanceBuffers.length=0,this._currentInstanceLocations.length=0},o.prototype._releaseBuffer=function(e){return e.references--,0===e.references&&(this._gl.deleteBuffer(e),!0)},o.prototype.createInstancesBuffer=function(e){var t=this._gl.createBuffer();return t.capacity=e,this.bindArrayBuffer(t),this._gl.bufferData(this._gl.ARRAY_BUFFER,e,this._gl.DYNAMIC_DRAW),t},o.prototype.deleteInstancesBuffer=function(e){this._gl.deleteBuffer(e)},o.prototype.updateAndBindInstancesBuffer=function(e,t,i){if(this.bindArrayBuffer(e),t&&this._gl.bufferSubData(this._gl.ARRAY_BUFFER,0,t),void 0!==i[0].index){for(var r=0,n=0;n<i.length;n++){r+=4*(o=i[n]).attributeSize}for(n=0;n<i.length;n++){var o=i[n];this._vertexAttribArraysEnabled[o.index]||(this._gl.enableVertexAttribArray(o.index),this._vertexAttribArraysEnabled[o.index]=!0),this.vertexAttribPointer(e,o.index,o.attributeSize,o.attribyteType||this._gl.FLOAT,o.normalized||!1,r,o.offset),this._caps.instancedArrays.vertexAttribDivisorANGLE(o.index,1),this._currentInstanceLocations.push(o.index),this._currentInstanceBuffers.push(e)}}else for(var s=0;s<4;s++){var a=i[s];this._vertexAttribArraysEnabled[a]||(this._gl.enableVertexAttribArray(a),this._vertexAttribArraysEnabled[a]=!0),this.vertexAttribPointer(e,a,4,this._gl.FLOAT,!1,64,16*s),this._caps.instancedArrays.vertexAttribDivisorANGLE(a,1),this._currentInstanceLocations.push(a),this._currentInstanceBuffers.push(e)}},o.prototype.applyStates=function(){this._depthCullingState.apply(this._gl),this._stencilState.apply(this._gl),this._alphaState.apply(this._gl)},o.prototype.draw=function(e,t,i,r){this.applyStates(),this._drawCalls.addCount(1,!1);var n=this._uintIndicesCurrentlySet?this._gl.UNSIGNED_INT:this._gl.UNSIGNED_SHORT,o=this._uintIndicesCurrentlySet?4:2;return r?void this._caps.instancedArrays.drawElementsInstancedANGLE(e?this._gl.TRIANGLES:this._gl.LINES,i,n,t*o,r):void this._gl.drawElements(e?this._gl.TRIANGLES:this._gl.LINES,i,n,t*o)},o.prototype.drawPointClouds=function(e,t,i){return this.applyStates(),this._drawCalls.addCount(1,!1),i?void this._caps.instancedArrays.drawArraysInstancedANGLE(this._gl.POINTS,e,t,i):void this._gl.drawArrays(this._gl.POINTS,e,t)},o.prototype.drawUnIndexed=function(e,t,i,r){return this.applyStates(),this._drawCalls.addCount(1,!1),r?void this._caps.instancedArrays.drawArraysInstancedANGLE(e?this._gl.TRIANGLES:this._gl.LINES,t,i,r):void this._gl.drawArrays(e?this._gl.TRIANGLES:this._gl.LINES,t,i)},o.prototype._releaseEffect=function(e){this._compiledEffects[e._key]&&(delete this._compiledEffects[e._key],e.getProgram()&&this._gl.deleteProgram(e.getProgram()))},o.prototype.createEffect=function(t,i,r,n,o,s,a,c,h){var u=(t.vertexElement||t.vertex||t)+"+"+(t.fragmentElement||t.fragment||t)+"@"+o;if(this._compiledEffects[u])return this._compiledEffects[u];var l=new e.Effect(t,i,r,n,this,o,s,a,c,h);return l._key=u,this._compiledEffects[u]=l,l},o.prototype.createEffectForParticles=function(e,t,i,r,n,o,s){return void 0===t&&(t=[]),void 0===i&&(i=[]),void 0===r&&(r=""),this.createEffect({vertex:"particles",fragmentElement:e},["position","color","options"],["view","projection"].concat(t),["diffuseSampler"].concat(i),r,n,o,s)},o.prototype.createShaderProgram=function(e,i,r,n){n=n||this._gl;var o=t(n,e,"vertex",r),s=t(n,i,"fragment",r),a=n.createProgram();if(n.attachShader(a,o),n.attachShader(a,s),n.linkProgram(a),!n.getProgramParameter(a,n.LINK_STATUS)){var c=n.getProgramInfoLog(a);if(c)throw new Error(c)}return n.deleteShader(o),n.deleteShader(s),a},o.prototype.getUniforms=function(e,t){for(var i=[],r=0;r<t.length;r++)i.push(this._gl.getUniformLocation(e,t[r]));return i},o.prototype.getAttributes=function(e,t){for(var i=[],r=0;r<t.length;r++)try{i.push(this._gl.getAttribLocation(e,t[r]))}catch(e){i.push(-1)}return i},o.prototype.enableEffect=function(e){this.setProgram(e.getProgram()),this._currentEffect=e,e.onBind&&e.onBind(e)},o.prototype.setIntArray=function(e,t){e&&this._gl.uniform1iv(e,t)},o.prototype.setIntArray2=function(e,t){e&&t.length%2==0&&this._gl.uniform2iv(e,t)},o.prototype.setIntArray3=function(e,t){e&&t.length%3==0&&this._gl.uniform3iv(e,t)},o.prototype.setIntArray4=function(e,t){e&&t.length%4==0&&this._gl.uniform4iv(e,t)},o.prototype.setFloatArray=function(e,t){e&&this._gl.uniform1fv(e,t)},o.prototype.setFloatArray2=function(e,t){e&&t.length%2==0&&this._gl.uniform2fv(e,t)},o.prototype.setFloatArray3=function(e,t){e&&t.length%3==0&&this._gl.uniform3fv(e,t)},o.prototype.setFloatArray4=function(e,t){e&&t.length%4==0&&this._gl.uniform4fv(e,t)},o.prototype.setArray=function(e,t){e&&this._gl.uniform1fv(e,t)},o.prototype.setArray2=function(e,t){e&&t.length%2==0&&this._gl.uniform2fv(e,t)},o.prototype.setArray3=function(e,t){e&&t.length%3==0&&this._gl.uniform3fv(e,t)},o.prototype.setArray4=function(e,t){e&&t.length%4==0&&this._gl.uniform4fv(e,t)},o.prototype.setMatrices=function(e,t){e&&this._gl.uniformMatrix4fv(e,!1,t)},o.prototype.setMatrix=function(e,t){e&&this._gl.uniformMatrix4fv(e,!1,t.toArray())},o.prototype.setMatrix3x3=function(e,t){e&&this._gl.uniformMatrix3fv(e,!1,t)},o.prototype.setMatrix2x2=function(e,t){e&&this._gl.uniformMatrix2fv(e,!1,t)},o.prototype.setFloat=function(e,t){e&&this._gl.uniform1f(e,t)},o.prototype.setFloat2=function(e,t,i){e&&this._gl.uniform2f(e,t,i)},o.prototype.setFloat3=function(e,t,i,r){e&&this._gl.uniform3f(e,t,i,r)},o.prototype.setBool=function(e,t){e&&this._gl.uniform1i(e,t)},o.prototype.setFloat4=function(e,t,i,r,n){e&&this._gl.uniform4f(e,t,i,r,n)},o.prototype.setColor3=function(e,t){e&&this._gl.uniform3f(e,t.r,t.g,t.b)},o.prototype.setColor4=function(e,t,i){e&&this._gl.uniform4f(e,t.r,t.g,t.b,i)},o.prototype.setState=function(e,t,i,r){void 0===t&&(t=0),void 0===r&&(r=!1);var n=r?this._gl.FRONT:this._gl.BACK,o=r?this._gl.BACK:this._gl.FRONT,s=this.cullBackFaces?n:o;(this._depthCullingState.cull!==e||i||this._depthCullingState.cullFace!==s)&&(e?(this._depthCullingState.cullFace=s,this._depthCullingState.cull=!0):this._depthCullingState.cull=!1),this._depthCullingState.zOffset=t},o.prototype.setDepthBuffer=function(e){this._depthCullingState.depthTest=e},o.prototype.getDepthWrite=function(){return this._depthCullingState.depthMask},o.prototype.setDepthWrite=function(e){this._depthCullingState.depthMask=e},o.prototype.setColorWrite=function(e){this._gl.colorMask(e,e,e,e)},o.prototype.setAlphaMode=function(e,t){if(void 0===t&&(t=!1),this._alphaMode!==e){switch(e){case o.ALPHA_DISABLE:this._alphaState.alphaBlend=!1;break;case o.ALPHA_COMBINE:this._alphaState.setAlphaBlendFunctionParameters(this._gl.SRC_ALPHA,this._gl.ONE_MINUS_SRC_ALPHA,this._gl.ONE,this._gl.ONE),this._alphaState.alphaBlend=!0;break;case o.ALPHA_ONEONE:this._alphaState.setAlphaBlendFunctionParameters(this._gl.ONE,this._gl.ONE,this._gl.ZERO,this._gl.ONE),this._alphaState.alphaBlend=!0;break;case o.ALPHA_ADD:this._alphaState.setAlphaBlendFunctionParameters(this._gl.SRC_ALPHA,this._gl.ONE,this._gl.ZERO,this._gl.ONE),this._alphaState.alphaBlend=!0;break;case o.ALPHA_SUBTRACT:this._alphaState.setAlphaBlendFunctionParameters(this._gl.ZERO,this._gl.ONE_MINUS_SRC_COLOR,this._gl.ONE,this._gl.ONE),this._alphaState.alphaBlend=!0;break;case o.ALPHA_MULTIPLY:this._alphaState.setAlphaBlendFunctionParameters(this._gl.DST_COLOR,this._gl.ZERO,this._gl.ONE,this._gl.ONE),this._alphaState.alphaBlend=!0;break;case o.ALPHA_MAXIMIZED:this._alphaState.setAlphaBlendFunctionParameters(this._gl.SRC_ALPHA,this._gl.ONE_MINUS_SRC_COLOR,this._gl.ONE,this._gl.ONE),this._alphaState.alphaBlend=!0}t||this.setDepthWrite(e===o.ALPHA_DISABLE),this._alphaMode=e}},o.prototype.getAlphaMode=function(){return this._alphaMode},o.prototype.setAlphaTesting=function(e){this._alphaTest=e},o.prototype.getAlphaTesting=function(){return this._alphaTest},o.prototype.wipeCaches=function(){this.resetTextureCache(),this._currentEffect=null,this._stencilState.reset(),this._depthCullingState.reset(),this.setDepthFunctionToLessOrEqual(),this._alphaState.reset(),this._cachedVertexBuffers=null,this._cachedIndexBuffer=null,this._cachedEffectForVertexBuffers=null},o.prototype.setSamplingMode=function(t,i){var r=this._gl;this._bindTextureDirectly(r.TEXTURE_2D,t);var n=r.NEAREST,o=r.NEAREST;i===e.Texture.BILINEAR_SAMPLINGMODE?(n=r.LINEAR,o=r.LINEAR):i===e.Texture.TRILINEAR_SAMPLINGMODE&&(n=r.LINEAR,o=r.LINEAR_MIPMAP_LINEAR),r.texParameteri(r.TEXTURE_2D,r.TEXTURE_MAG_FILTER,n),r.texParameteri(r.TEXTURE_2D,r.TEXTURE_MIN_FILTER,o),this._bindTextureDirectly(r.TEXTURE_2D,null),t.samplingMode=i},o.prototype.setTextureFormatToUse=function(e){for(var t=0,i=this.texturesSupported.length;t<i;t++)if(".astc"!==this._texturesSupported[t]&&".pvr"!==this._texturesSupported[t]&&".etc1"!==this._texturesSupported[t]&&".etc2"!==this._texturesSupported[t])for(var r=0,n=e.length;r<n;r++)if(this._texturesSupported[t]===e[r].toLowerCase())return this._textureFormatInUse=this._texturesSupported[t];return this._textureFormatInUse=null},o.prototype.createTexture=function(t,i,r,o,s,a,c,h){var u=this;void 0===s&&(s=e.Texture.TRILINEAR_SAMPLINGMODE),void 0===a&&(a=null),void 0===c&&(c=null),void 0===h&&(h=null);var l,f=this._gl.createTexture(),d=!1;if("data:"===t.substr(0,5)&&(d=!0),d){var p=t;d=p.split(":"),t=p,l=d[1].substr(d[1].length-4,4).toLowerCase()}else{var m=t.lastIndexOf(".");l=t.substring(m).toLowerCase(),!this._textureFormatInUse||d||o.database||(l=this._textureFormatInUse,t=t.substring(0,m)+this._textureFormatInUse)}var g=".dds"===l,_=".tga"===l;o._addPendingData(f),f.url=t,f.noMipmap=i,f.references=1,f.samplingMode=s,f.onLoadedCallbacks=[a],this._loadedTexturesCache.push(f);var v,y=function(){o._removePendingData(f),c&&c()};if(_)v=function(t){var a=new Uint8Array(t),c=e.Internals.TGATools.GetTGAHeader(a);n(f,u._gl,o,c.width,c.height,r,i,!1,function(){e.Internals.TGATools.UploadContent(u._gl,a)},s)},d instanceof Array?v(h):e.Tools.LoadFile(t,function(e){v(e)},null,o.database,!0,y);else if(g)v=function(t){var a=e.Internals.DDSTools.GetDDSInfo(t),c=(a.isRGB||a.isLuminance||a.mipmapCount>1)&&!i&&a.width>>a.mipmapCount-1==1;n(f,u._gl,o,a.width,a.height,r,!c,a.isFourCC,function(){e.Internals.DDSTools.UploadDDSLevels(u._gl,u.getCaps().s3tc,t,a,c,1)},s)},d instanceof Array?v(h):e.Tools.LoadFile(t,function(e){v(e)},null,o.database,!0,y);else{var b=function(t){n(f,u._gl,o,t.width,t.height,r,i,!1,function(i,r){var n=t.width===i&&t.height===r;n||(u._prepareWorkingCanvas(),u._workingCanvas.width=i,u._workingCanvas.height=r,s===e.Texture.NEAREST_SAMPLINGMODE&&(u._workingContext.imageSmoothingEnabled=!1,u._workingContext.mozImageSmoothingEnabled=!1,u._workingContext.oImageSmoothingEnabled=!1,u._workingContext.webkitImageSmoothingEnabled=!1,u._workingContext.msImageSmoothingEnabled=!1),u._workingContext.drawImage(t,0,0,t.width,t.height,0,0,i,r),s===e.Texture.NEAREST_SAMPLINGMODE&&(u._workingContext.imageSmoothingEnabled=!0,u._workingContext.mozImageSmoothingEnabled=!0,u._workingContext.oImageSmoothingEnabled=!0,u._workingContext.webkitImageSmoothingEnabled=!0,u._workingContext.msImageSmoothingEnabled=!0)),u._gl.texImage2D(u._gl.TEXTURE_2D,0,u._gl.RGBA,u._gl.RGBA,u._gl.UNSIGNED_BYTE,n?t:u._workingCanvas)},s)};d instanceof Array?e.Tools.LoadImage(h,b,y,o.database):e.Tools.LoadImage(t,b,y,o.database)}return f},o.prototype._getInternalFormat=function(e){var t=this._gl.RGBA;switch(e){case o.TEXTUREFORMAT_ALPHA:t=this._gl.ALPHA;break;case o.TEXTUREFORMAT_LUMINANCE:t=this._gl.LUMINANCE;break;case o.TEXTUREFORMAT_LUMINANCE_ALPHA:t=this._gl.LUMINANCE_ALPHA;break;case o.TEXTUREFORMAT_RGB:t=this._gl.RGB;break;case o.TEXTUREFORMAT_RGBA:t=this._gl.RGBA}return t},o.prototype.updateRawTexture=function(e,t,i,r,n){void 0===n&&(n=null);var o=this._getInternalFormat(i);this._bindTextureDirectly(this._gl.TEXTURE_2D,e),this._gl.pixelStorei(this._gl.UNPACK_FLIP_Y_WEBGL,void 0===r?1:r?1:0),e._width%4!=0&&this._gl.pixelStorei(this._gl.UNPACK_ALIGNMENT,1),n?this._gl.compressedTexImage2D(this._gl.TEXTURE_2D,0,this.getCaps().s3tc[n],e._width,e._height,0,t):this._gl.texImage2D(this._gl.TEXTURE_2D,0,o,e._width,e._height,0,o,this._gl.UNSIGNED_BYTE,t),e.generateMipMaps&&this._gl.generateMipmap(this._gl.TEXTURE_2D),this._bindTextureDirectly(this._gl.TEXTURE_2D,null),this.resetTextureCache(),e.isReady=!0},o.prototype.createRawTexture=function(e,t,i,n,o,s,a,c){void 0===c&&(c=null);var h=this._gl.createTexture();h._baseWidth=t,h._baseHeight=i,h._width=t,h._height=i,h.references=1,this.updateRawTexture(h,e,n,s,c),this._bindTextureDirectly(this._gl.TEXTURE_2D,h);var u=r(a,o,this._gl);return this._gl.texParameteri(this._gl.TEXTURE_2D,this._gl.TEXTURE_MAG_FILTER,u.mag),this._gl.texParameteri(this._gl.TEXTURE_2D,this._gl.TEXTURE_MIN_FILTER,u.min),this._bindTextureDirectly(this._gl.TEXTURE_2D,null),h.samplingMode=a,this._loadedTexturesCache.push(h),h},o.prototype.createDynamicTexture=function(t,i,r,n){var o=this._gl.createTexture();return o._baseWidth=t,o._baseHeight=i,r&&(t=e.Tools.GetExponentOfTwo(t,this._caps.maxTextureSize),i=e.Tools.GetExponentOfTwo(i,this._caps.maxTextureSize)),this.resetTextureCache(),o._width=t,o._height=i,o.isReady=!1,o.generateMipMaps=r,o.references=1,o.samplingMode=n,this.updateTextureSamplingMode(n,o),this._loadedTexturesCache.push(o),o},o.prototype.updateTextureSamplingMode=function(e,t){var i=r(e,t.generateMipMaps,this._gl);t.isCube?(this._bindTextureDirectly(this._gl.TEXTURE_CUBE_MAP,t),this._gl.texParameteri(this._gl.TEXTURE_CUBE_MAP,this._gl.TEXTURE_MAG_FILTER,i.mag),this._gl.texParameteri(this._gl.TEXTURE_CUBE_MAP,this._gl.TEXTURE_MIN_FILTER,i.min),this._bindTextureDirectly(this._gl.TEXTURE_CUBE_MAP,null)):(this._bindTextureDirectly(this._gl.TEXTURE_2D,t),this._gl.texParameteri(this._gl.TEXTURE_2D,this._gl.TEXTURE_MAG_FILTER,i.mag),this._gl.texParameteri(this._gl.TEXTURE_2D,this._gl.TEXTURE_MIN_FILTER,i.min),this._bindTextureDirectly(this._gl.TEXTURE_2D,null))},o.prototype.updateDynamicTexture=function(e,t,i,r){void 0===r&&(r=!1),this._bindTextureDirectly(this._gl.TEXTURE_2D,e),this._gl.pixelStorei(this._gl.UNPACK_FLIP_Y_WEBGL,i?1:0),r&&this._gl.pixelStorei(this._gl.UNPACK_PREMULTIPLY_ALPHA_WEBGL,1),this._gl.texImage2D(this._gl.TEXTURE_2D,0,this._gl.RGBA,this._gl.RGBA,this._gl.UNSIGNED_BYTE,t),e.generateMipMaps&&this._gl.generateMipmap(this._gl.TEXTURE_2D),this._bindTextureDirectly(this._gl.TEXTURE_2D,null),r&&this._gl.pixelStorei(this._gl.UNPACK_PREMULTIPLY_ALPHA_WEBGL,0),this.resetTextureCache(),e.isReady=!0},o.prototype.updateVideoTexture=function(e,t,i){if(!e._isDisabled){this._bindTextureDirectly(this._gl.TEXTURE_2D,e),this._gl.pixelStorei(this._gl.UNPACK_FLIP_Y_WEBGL,i?0:1);try{void 0===this._videoTextureSupported&&(this._gl.texImage2D(this._gl.TEXTURE_2D,0,this._gl.RGBA,this._gl.RGBA,this._gl.UNSIGNED_BYTE,t),0!==this._gl.getError()?this._videoTextureSupported=!1:this._videoTextureSupported=!0),this._videoTextureSupported?this._gl.texImage2D(this._gl.TEXTURE_2D,0,this._gl.RGBA,this._gl.RGBA,this._gl.UNSIGNED_BYTE,t):(e._workingCanvas||(e._workingCanvas=document.createElement("canvas"),e._workingContext=e._workingCanvas.getContext("2d"),e._workingCanvas.width=e._width,e._workingCanvas.height=e._height),e._workingContext.drawImage(t,0,0,t.videoWidth,t.videoHeight,0,0,e._width,e._height),this._gl.texImage2D(this._gl.TEXTURE_2D,0,this._gl.RGBA,this._gl.RGBA,this._gl.UNSIGNED_BYTE,e._workingCanvas)),e.generateMipMaps&&this._gl.generateMipmap(this._gl.TEXTURE_2D),this._bindTextureDirectly(this._gl.TEXTURE_2D,null),this.resetTextureCache(),e.isReady=!0}catch(t){e._isDisabled=!0}}},o.prototype.createRenderTargetTexture=function(t,n){var s=!1,a=!0,c=!1,h=o.TEXTURETYPE_UNSIGNED_INT,u=e.Texture.TRILINEAR_SAMPLINGMODE;void 0!==n&&(s=void 0===n.generateMipMaps?n:n.generateMipMaps,c=(a=void 0===n.generateDepthBuffer||n.generateDepthBuffer)&&n.generateStencilBuffer,h=void 0===n.type?h:n.type,void 0!==n.samplingMode&&(u=n.samplingMode),(h!==o.TEXTURETYPE_FLOAT||this._caps.textureFloatLinearFiltering)&&(h!==o.TEXTURETYPE_HALF_FLOAT||this._caps.textureHalfFloatLinearFiltering)||(u=e.Texture.NEAREST_SAMPLINGMODE));var l=this._gl,f=l.createTexture();this._bindTextureDirectly(l.TEXTURE_2D,f);var d,p=t.width||t,m=t.height||t,g=r(u,s,l);h!==o.TEXTURETYPE_FLOAT||this._caps.textureFloat||(h=o.TEXTURETYPE_UNSIGNED_INT,e.Tools.Warn("Float textures are not supported. Render target forced to TEXTURETYPE_UNSIGNED_BYTE type")),l.texParameteri(l.TEXTURE_2D,l.TEXTURE_MAG_FILTER,g.mag),l.texParameteri(l.TEXTURE_2D,l.TEXTURE_MIN_FILTER,g.min),l.texParameteri(l.TEXTURE_2D,l.TEXTURE_WRAP_S,l.CLAMP_TO_EDGE),l.texParameteri(l.TEXTURE_2D,l.TEXTURE_WRAP_T,l.CLAMP_TO_EDGE),l.texImage2D(l.TEXTURE_2D,0,l.RGBA,p,m,0,l.RGBA,i(l,h),null),c?(d=l.createRenderbuffer(),l.bindRenderbuffer(l.RENDERBUFFER,d),l.renderbufferStorage(l.RENDERBUFFER,l.DEPTH_STENCIL,p,m)):a&&(d=l.createRenderbuffer(),l.bindRenderbuffer(l.RENDERBUFFER,d),l.renderbufferStorage(l.RENDERBUFFER,l.DEPTH_COMPONENT16,p,m));var _=l.createFramebuffer();return this.bindUnboundFramebuffer(_),c?l.framebufferRenderbuffer(l.FRAMEBUFFER,l.DEPTH_STENCIL_ATTACHMENT,l.RENDERBUFFER,d):a&&l.framebufferRenderbuffer(l.FRAMEBUFFER,l.DEPTH_ATTACHMENT,l.RENDERBUFFER,d),l.framebufferTexture2D(l.FRAMEBUFFER,l.COLOR_ATTACHMENT0,l.TEXTURE_2D,f,0),s&&this._gl.generateMipmap(this._gl.TEXTURE_2D),this._bindTextureDirectly(l.TEXTURE_2D,null),l.bindRenderbuffer(l.RENDERBUFFER,null),this.bindUnboundFramebuffer(null),f._framebuffer=_,a&&(f._depthBuffer=d),f._baseWidth=p,f._baseHeight=m,f._width=p,f._height=m,f.isReady=!0,f.generateMipMaps=s,f.references=1,f.samplingMode=u,f.type=h,this.resetTextureCache(),this._loadedTexturesCache.push(f),f},o.prototype.createRenderTargetCubeTexture=function(t,i){var n=this._gl,o=n.createTexture(),s=!0,a=!0,c=!1,h=e.Texture.TRILINEAR_SAMPLINGMODE;void 0!==i&&(s=void 0===i.generateMipMaps?i:i.generateMipMaps,c=(a=void 0===i.generateDepthBuffer||i.generateDepthBuffer)&&i.generateStencilBuffer,void 0!==i.samplingMode&&(h=i.samplingMode)),o.isCube=!0,o.references=1,o.generateMipMaps=s,o.references=1,o.samplingMode=h;var u,l=r(h,s,n);this._bindTextureDirectly(n.TEXTURE_CUBE_MAP,o);for(var f=0;f<6;f++)n.texImage2D(n.TEXTURE_CUBE_MAP_POSITIVE_X+f,0,n.RGBA,t,t,0,n.RGBA,n.UNSIGNED_BYTE,null);n.texParameteri(n.TEXTURE_CUBE_MAP,n.TEXTURE_MAG_FILTER,l.mag),n.texParameteri(n.TEXTURE_CUBE_MAP,n.TEXTURE_MIN_FILTER,l.min),n.texParameteri(n.TEXTURE_CUBE_MAP,n.TEXTURE_WRAP_S,n.CLAMP_TO_EDGE),n.texParameteri(n.TEXTURE_CUBE_MAP,n.TEXTURE_WRAP_T,n.CLAMP_TO_EDGE),c?(u=n.createRenderbuffer(),n.bindRenderbuffer(n.RENDERBUFFER,u),n.renderbufferStorage(n.RENDERBUFFER,n.DEPTH_STENCIL,t,t)):a&&(u=n.createRenderbuffer(),n.bindRenderbuffer(n.RENDERBUFFER,u),n.renderbufferStorage(n.RENDERBUFFER,n.DEPTH_COMPONENT16,t,t));var d=n.createFramebuffer();return this.bindUnboundFramebuffer(d),c?n.framebufferRenderbuffer(n.FRAMEBUFFER,n.DEPTH_STENCIL_ATTACHMENT,n.RENDERBUFFER,u):a&&n.framebufferRenderbuffer(n.FRAMEBUFFER,n.DEPTH_ATTACHMENT,n.RENDERBUFFER,u),o.generateMipMaps&&(this._bindTextureDirectly(n.TEXTURE_CUBE_MAP,o),n.generateMipmap(n.TEXTURE_CUBE_MAP)),this._bindTextureDirectly(n.TEXTURE_CUBE_MAP,null),n.bindRenderbuffer(n.RENDERBUFFER,null),this.bindUnboundFramebuffer(null),o._framebuffer=d,a&&(o._depthBuffer=u),o._width=t,o._height=t,o.isReady=!0,this.resetTextureCache(),this._loadedTexturesCache.push(o),o},o.prototype.createCubeTexture=function(t,i,r,n,o,a){var c=this;void 0===o&&(o=null),void 0===a&&(a=null);var h=this._gl,u=h.createTexture();u.isCube=!0,u.url=t,u.references=1,u.onLoadedCallbacks=[];var l=t.substr(t.length-4,4).toLowerCase();return this.getCaps().s3tc&&".dds"===l?e.Tools.LoadFile(t,function(t){var i=e.Internals.DDSTools.GetDDSInfo(t),r=(i.isRGB||i.isLuminance||i.mipmapCount>1)&&!n;c._bindTextureDirectly(h.TEXTURE_CUBE_MAP,u),h.pixelStorei(h.UNPACK_FLIP_Y_WEBGL,1),e.Internals.DDSTools.UploadDDSLevels(c._gl,c.getCaps().s3tc,t,i,r,6),n||i.isFourCC||1!==i.mipmapCount||h.generateMipmap(h.TEXTURE_CUBE_MAP),h.texParameteri(h.TEXTURE_CUBE_MAP,h.TEXTURE_MAG_FILTER,h.LINEAR),h.texParameteri(h.TEXTURE_CUBE_MAP,h.TEXTURE_MIN_FILTER,r?h.LINEAR_MIPMAP_LINEAR:h.LINEAR),h.texParameteri(h.TEXTURE_CUBE_MAP,h.TEXTURE_WRAP_S,h.CLAMP_TO_EDGE),h.texParameteri(h.TEXTURE_CUBE_MAP,h.TEXTURE_WRAP_T,h.CLAMP_TO_EDGE),c._bindTextureDirectly(h.TEXTURE_CUBE_MAP,null),c.resetTextureCache(),u._width=i.width,u._height=i.height,u.isReady=!0},null,null,!0,a):s(0,i,function(t){var i=e.Tools.GetExponentOfTwo(t[0].width,c._caps.maxCubemapTextureSize),r=i;c._prepareWorkingCanvas(),c._workingCanvas.width=i,c._workingCanvas.height=r;var s=[h.TEXTURE_CUBE_MAP_POSITIVE_X,h.TEXTURE_CUBE_MAP_POSITIVE_Y,h.TEXTURE_CUBE_MAP_POSITIVE_Z,h.TEXTURE_CUBE_MAP_NEGATIVE_X,h.TEXTURE_CUBE_MAP_NEGATIVE_Y,h.TEXTURE_CUBE_MAP_NEGATIVE_Z];c._bindTextureDirectly(h.TEXTURE_CUBE_MAP,u),h.pixelStorei(h.UNPACK_FLIP_Y_WEBGL,0);for(var a=0;a<s.length;a++)c._workingContext.drawImage(t[a],0,0,t[a].width,t[a].height,0,0,i,r),h.texImage2D(s[a],0,h.RGBA,h.RGBA,h.UNSIGNED_BYTE,c._workingCanvas);n||h.generateMipmap(h.TEXTURE_CUBE_MAP),h.texParameteri(h.TEXTURE_CUBE_MAP,h.TEXTURE_MAG_FILTER,h.LINEAR),h.texParameteri(h.TEXTURE_CUBE_MAP,h.TEXTURE_MIN_FILTER,n?h.LINEAR:h.LINEAR_MIPMAP_LINEAR),h.texParameteri(h.TEXTURE_CUBE_MAP,h.TEXTURE_WRAP_S,h.CLAMP_TO_EDGE),h.texParameteri(h.TEXTURE_CUBE_MAP,h.TEXTURE_WRAP_T,h.CLAMP_TO_EDGE),c._bindTextureDirectly(h.TEXTURE_CUBE_MAP,null),c.resetTextureCache(),u._width=i,u._height=r,u.isReady=!0,u.onLoadedCallbacks.forEach(function(e){e()}),o&&o()},r,a),this._loadedTexturesCache.push(u),u},o.prototype.updateTextureSize=function(e,t,i){e._width=t,e._height=i,e._size=t*i,e._baseWidth=t,e._baseHeight=i},o.prototype.createRawCubeTexture=function(t,i,r,n,s,a,c,h){var u=this,l=this._gl,f=l.createTexture();i._addPendingData(f),f.isCube=!0,f.references=1,f.url=t;var d=this._getInternalFormat(n),p=l.UNSIGNED_BYTE;s===o.TEXTURETYPE_FLOAT&&(p=l.FLOAT);var m=r,g=m,_=e.Tools.IsExponentOfTwo(m)&&e.Tools.IsExponentOfTwo(g);f._width=m,f._height=g;var v=function(t){var r=c(t),n=[l.TEXTURE_CUBE_MAP_POSITIVE_X,l.TEXTURE_CUBE_MAP_POSITIVE_Y,l.TEXTURE_CUBE_MAP_POSITIVE_Z,l.TEXTURE_CUBE_MAP_NEGATIVE_X,l.TEXTURE_CUBE_MAP_NEGATIVE_Y,l.TEXTURE_CUBE_MAP_NEGATIVE_Z];if(m=f._width,g=f._height,_=e.Tools.IsExponentOfTwo(m)&&e.Tools.IsExponentOfTwo(g),u._bindTextureDirectly(l.TEXTURE_CUBE_MAP,f),l.pixelStorei(l.UNPACK_FLIP_Y_WEBGL,0),!a&&_)if(h){var o=[];o.push(r[0]),o.push(r[3]),o.push(r[1]),o.push(r[4]),o.push(r[2]),o.push(r[5]);for(var s=h(o),v=0;v<s.length;v++){var y=m>>v;l.texImage2D(n[0],v,d,y,y,0,d,p,s[v][0]),l.texImage2D(n[1],v,d,y,y,0,d,p,s[v][2]),l.texImage2D(n[2],v,d,y,y,0,d,p,s[v][4]),l.texImage2D(n[3],v,d,y,y,0,d,p,s[v][1]),l.texImage2D(n[4],v,d,y,y,0,d,p,s[v][3]),l.texImage2D(n[5],v,d,y,y,0,d,p,s[v][5])}}else{for(var b=0;b<n.length;b++){var x=r[b];l.texImage2D(n[b],0,d,m,g,0,d,p,x)}if(l.generateMipmap(l.TEXTURE_CUBE_MAP),p===l.FLOAT&&d===l.RGB&&1282===l.getError()){e.Tools.Log("RGB32F not renderable on Firefox, trying fallback to RGBA32F.");for(b=0;b<n.length;b++){x=r[b];for(var w=new Float32Array(m*g*4),S=0;S<m;S++)for(var T=0;T<g;T++){var A=3*(T*m+S),M=4*(T*m+S);w[M+0]=x[A+0],w[M+1]=x[A+1],w[M+2]=x[A+2],w[M+3]=1}l.texImage2D(n[b],0,l.RGBA,m,g,0,l.RGBA,p,w)}l.generateMipmap(l.TEXTURE_CUBE_MAP)}}else a=!0;p===l.FLOAT&&!u._caps.textureFloatLinearFiltering||36193===p&&!u._caps.textureHalfFloatLinearFiltering?(l.texParameteri(l.TEXTURE_CUBE_MAP,l.TEXTURE_MAG_FILTER,l.NEAREST),l.texParameteri(l.TEXTURE_CUBE_MAP,l.TEXTURE_MIN_FILTER,l.NEAREST)):(l.texParameteri(l.TEXTURE_CUBE_MAP,l.TEXTURE_MAG_FILTER,l.LINEAR),l.texParameteri(l.TEXTURE_CUBE_MAP,l.TEXTURE_MIN_FILTER,a?l.LINEAR:l.LINEAR_MIPMAP_LINEAR)),l.texParameteri(l.TEXTURE_CUBE_MAP,l.TEXTURE_WRAP_S,l.CLAMP_TO_EDGE),l.texParameteri(l.TEXTURE_CUBE_MAP,l.TEXTURE_WRAP_T,l.CLAMP_TO_EDGE),u._bindTextureDirectly(l.TEXTURE_CUBE_MAP,null),f.isReady=!0,u.resetTextureCache(),i._removePendingData(f)};return e.Tools.LoadFile(t,function(e){v(e)},function(){i._removePendingData(f)},i.database,!0),f},o.prototype._releaseTexture=function(e){var t=this._gl;e._framebuffer&&t.deleteFramebuffer(e._framebuffer),e._depthBuffer&&t.deleteRenderbuffer(e._depthBuffer),t.deleteTexture(e),this.unbindAllTextures();var i=this._loadedTexturesCache.indexOf(e);-1!==i&&this._loadedTexturesCache.splice(i,1)},o.prototype.setProgram=function(e){this._currentProgram!==e&&(this._gl.useProgram(e),this._currentProgram=e)},o.prototype.bindSamplers=function(e){this.setProgram(e.getProgram());for(var t=e.getSamplers(),i=0;i<t.length;i++){var r=e.getUniform(t[i]);this._gl.uniform1i(r,i)}this._currentEffect=null},o.prototype.activateTexture=function(e){this._activeTexture!==e&&(this._gl.activeTexture(e),this._activeTexture=e)},o.prototype._bindTextureDirectly=function(e,t){this._activeTexturesCache[this._activeTexture]!==t&&(this._gl.bindTexture(e,t),this._activeTexturesCache[this._activeTexture]=t)},o.prototype._bindTexture=function(e,t){e<0||(this.activateTexture(this._gl["TEXTURE"+e]),this._bindTextureDirectly(this._gl.TEXTURE_2D,t))},o.prototype.setTextureFromPostProcess=function(e,t){this._bindTexture(e,t._textures.data[t._currentRenderTextureInd])},o.prototype.unbindAllTextures=function(){for(var e=0;e<this._caps.maxTexturesImageUnits;e++)this.activateTexture(this._gl["TEXTURE"+e]),this._bindTextureDirectly(this._gl.TEXTURE_2D,null),this._bindTextureDirectly(this._gl.TEXTURE_CUBE_MAP,null)},o.prototype.setTexture=function(e,t,i){e<0||(this._gl.uniform1i(t,e),this._setTexture(e,i))},o.prototype._setTexture=function(t,i){if(i&&i.isReady()){var r=!1;if(i instanceof e.VideoTexture)this.activateTexture(this._gl["TEXTURE"+t]),r=!0,i.update();else if(i.delayLoadState===o.DELAYLOADSTATE_NOTLOADED)return void i.delayLoad();var n=i.getInternalTexture();if(this._activeTexturesCache[t]!==n)if(r||this.activateTexture(this._gl["TEXTURE"+t]),n.isCube){if(this._bindTextureDirectly(this._gl.TEXTURE_CUBE_MAP,n),n._cachedCoordinatesMode!==i.coordinatesMode){n._cachedCoordinatesMode=i.coordinatesMode;var s=i.coordinatesMode!==e.Texture.CUBIC_MODE&&i.coordinatesMode!==e.Texture.SKYBOX_MODE?this._gl.REPEAT:this._gl.CLAMP_TO_EDGE;this._gl.texParameteri(this._gl.TEXTURE_CUBE_MAP,this._gl.TEXTURE_WRAP_S,s),this._gl.texParameteri(this._gl.TEXTURE_CUBE_MAP,this._gl.TEXTURE_WRAP_T,s)}this._setAnisotropicLevel(this._gl.TEXTURE_CUBE_MAP,i)}else{if(this._bindTextureDirectly(this._gl.TEXTURE_2D,n),n._cachedWrapU!==i.wrapU)switch(n._cachedWrapU=i.wrapU,i.wrapU){case e.Texture.WRAP_ADDRESSMODE:this._gl.texParameteri(this._gl.TEXTURE_2D,this._gl.TEXTURE_WRAP_S,this._gl.REPEAT);break;case e.Texture.CLAMP_ADDRESSMODE:this._gl.texParameteri(this._gl.TEXTURE_2D,this._gl.TEXTURE_WRAP_S,this._gl.CLAMP_TO_EDGE);break;case e.Texture.MIRROR_ADDRESSMODE:this._gl.texParameteri(this._gl.TEXTURE_2D,this._gl.TEXTURE_WRAP_S,this._gl.MIRRORED_REPEAT)}if(n._cachedWrapV!==i.wrapV)switch(n._cachedWrapV=i.wrapV,i.wrapV){case e.Texture.WRAP_ADDRESSMODE:this._gl.texParameteri(this._gl.TEXTURE_2D,this._gl.TEXTURE_WRAP_T,this._gl.REPEAT);break;case e.Texture.CLAMP_ADDRESSMODE:this._gl.texParameteri(this._gl.TEXTURE_2D,this._gl.TEXTURE_WRAP_T,this._gl.CLAMP_TO_EDGE);break;case e.Texture.MIRROR_ADDRESSMODE:this._gl.texParameteri(this._gl.TEXTURE_2D,this._gl.TEXTURE_WRAP_T,this._gl.MIRRORED_REPEAT)}this._setAnisotropicLevel(this._gl.TEXTURE_2D,i)}}else null!=this._activeTexturesCache[t]&&(this.activateTexture(this._gl["TEXTURE"+t]),this._bindTextureDirectly(this._gl.TEXTURE_2D,null),this._bindTextureDirectly(this._gl.TEXTURE_CUBE_MAP,null))},o.prototype.setTextureArray=function(e,t,i){if(!(e<0)){this._textureUnits&&this._textureUnits.length===i.length||(this._textureUnits=new Int32Array(i.length));for(var r=0;r<i.length;r++)this._textureUnits[r]=e+r;this._gl.uniform1iv(t,this._textureUnits);for(var n=0;n<i.length;n++)this._setTexture(e+n,i[n])}},o.prototype._setAnisotropicLevel=function(t,i){var r=this._caps.textureAnisotropicFilterExtension,n=i.anisotropicFilteringLevel;i.getInternalTexture().samplingMode===e.Texture.NEAREST_SAMPLINGMODE&&(n=1),r&&i._cachedAnisotropicFilteringLevel!==n&&(this._gl.texParameterf(t,r.TEXTURE_MAX_ANISOTROPY_EXT,Math.min(n,this._caps.maxAnisotropy)),i._cachedAnisotropicFilteringLevel=n)},o.prototype.readPixels=function(e,t,i,r){var n=new Uint8Array(r*i*4);return this._gl.readPixels(e,t,i,r,this._gl.RGBA,this._gl.UNSIGNED_BYTE,n),n},o.prototype.addExternalData=function(e,t){return this._externalData.add(e,t)},o.prototype.getExternalData=function(e){return this._externalData.get(e)},o.prototype.getOrAddExternalDataWithFactory=function(e,t){return this._externalData.getOrAddWithFactory(e,t)},o.prototype.removeExternalData=function(e){return this._externalData.remove(e)},o.prototype.releaseInternalTexture=function(e){if(e&&(e.references--,0===e.references)){var t=this.getLoadedTexturesCache(),i=t.indexOf(e);i>-1&&t.splice(i,1),this._releaseTexture(e)}},o.prototype.unbindAllAttributes=function(){for(var e=0,t=this._vertexAttribArraysEnabled.length;e<t;e++)e>=this._caps.maxVertexAttribs||!this._vertexAttribArraysEnabled[e]||(this._gl.disableVertexAttribArray(e),this._vertexAttribArraysEnabled[e]=!1)},o.prototype.dispose=function(){for(this.hideLoadingUI(),this.stopRenderLoop();this.scenes.length;)this.scenes[0].dispose();for(var e in o.audioEngine.dispose(),this._compiledEffects)this._gl.deleteProgram(this._compiledEffects[e]._program);this.unbindAllAttributes(),this._gl=null,this.disableVR(),window.removeEventListener("blur",this._onBlur),window.removeEventListener("focus",this._onFocus),document.removeEventListener("fullscreenchange",this._onFullscreenChange),document.removeEventListener("mozfullscreenchange",this._onFullscreenChange),document.removeEventListener("webkitfullscreenchange",this._onFullscreenChange),document.removeEventListener("msfullscreenchange",this._onFullscreenChange),document.removeEventListener("pointerlockchange",this._onPointerLockChange),document.removeEventListener("mspointerlockchange",this._onPointerLockChange),document.removeEventListener("mozpointerlockchange",this._onPointerLockChange),document.removeEventListener("webkitpointerlockchange",this._onPointerLockChange)},o.prototype.displayLoadingUI=function(){this._loadingScreen.displayLoadingUI()},o.prototype.hideLoadingUI=function(){this._loadingScreen.hideLoadingUI()},Object.defineProperty(o.prototype,"loadingScreen",{get:function(){return this._loadingScreen},set:function(e){this._loadingScreen=e},enumerable:!0,configurable:!0}),Object.defineProperty(o.prototype,"loadingUIText",{set:function(e){this._loadingScreen.loadingUIText=e},enumerable:!0,configurable:!0}),Object.defineProperty(o.prototype,"loadingUIBackgroundColor",{set:function(e){this._loadingScreen.loadingUIBackgroundColor=e},enumerable:!0,configurable:!0}),o.prototype.attachContextLostEvent=function(e){this._renderingCanvas.addEventListener("webglcontextlost",e,!1)},o.prototype.attachContextRestoredEvent=function(e){this._renderingCanvas.addEventListener("webglcontextrestored",e,!1)},o.prototype.getVertexShaderSource=function(e){var t=this._gl.getAttachedShaders(e);return this._gl.getShaderSource(t[0])},o.prototype.getFragmentShaderSource=function(e){var t=this._gl.getAttachedShaders(e);return this._gl.getShaderSource(t[1])},o.prototype.getFps=function(){return this.fps},o.prototype.getDeltaTime=function(){return this.deltaTime},o.prototype._measureFps=function(){this.previousFramesDuration.push(e.Tools.Now);var t=this.previousFramesDuration.length;if(t>=2&&(this.deltaTime=this.previousFramesDuration[t-1]-this.previousFramesDuration[t-2]),t>=this.fpsRange){t>this.fpsRange&&(this.previousFramesDuration.splice(0,1),t=this.previousFramesDuration.length);for(var i=0,r=0;r<t-1;r++)i+=this.previousFramesDuration[r+1]-this.previousFramesDuration[r];this.fps=1e3/(i/(t-1))}},o.prototype._canRenderToFloatTexture=function(){return this._canRenderToTextureOfType(e.Engine.TEXTURETYPE_FLOAT,"OES_texture_float")},o.prototype._canRenderToHalfFloatTexture=function(){return this._canRenderToTextureOfType(e.Engine.TEXTURETYPE_HALF_FLOAT,"OES_texture_half_float")},o.prototype._canRenderToTextureOfType=function(t,r){var n=document.createElement("canvas");n.height=16,n.width=16;var o=n.getContext("webgl")||n.getContext("experimental-webgl");if(!o.getExtension(r))return!1;var s=this.createShaderProgram("attribute vec4 a_position;\n                void main() {\n                    gl_Position = a_position;\n                }","precision mediump float;\n                uniform vec4 u_color;\n                uniform sampler2D u_texture;\n\n                void main() {\n                    gl_FragColor = texture2D(u_texture, vec2(0.5, 0.5)) * u_color;\n                }",null,o);o.useProgram(s);var a=o.getAttribLocation(s,"a_position"),c=o.getUniformLocation(s,"u_color"),h=o.createBuffer();o.bindBuffer(o.ARRAY_BUFFER,h),o.bufferData(o.ARRAY_BUFFER,new Float32Array([-1,-1,1,-1,-1,1,-1,1,1,-1,1,1]),o.STATIC_DRAW),o.enableVertexAttribArray(a),o.vertexAttribPointer(a,2,o.FLOAT,!1,0,0);var u=o.createTexture();o.bindTexture(o.TEXTURE_2D,u),o.texImage2D(o.TEXTURE_2D,0,o.RGBA,1,1,0,o.RGBA,o.UNSIGNED_BYTE,new Uint8Array([255,255,255,255]));var l=o.createTexture();o.bindTexture(o.TEXTURE_2D,l),o.texImage2D(o.TEXTURE_2D,0,o.RGBA,1,1,0,o.RGBA,i(o,t),null),o.texParameteri(o.TEXTURE_2D,o.TEXTURE_MIN_FILTER,o.NEAREST),o.texParameteri(o.TEXTURE_2D,o.TEXTURE_MAG_FILTER,o.NEAREST);var f=o.createFramebuffer();o.bindFramebuffer(o.FRAMEBUFFER,f),o.framebufferTexture2D(o.FRAMEBUFFER,o.COLOR_ATTACHMENT0,o.TEXTURE_2D,l,0);var d=function(){o.deleteProgram(s),o.disableVertexAttribArray(a),o.deleteBuffer(h),o.deleteFramebuffer(f),o.deleteTexture(u),o.deleteTexture(l)};if(o.checkFramebufferStatus(o.FRAMEBUFFER)!==o.FRAMEBUFFER_COMPLETE)return e.Tools.Log("GL Support: can **NOT** render to "+t+" texture"),d(),!1;o.bindTexture(o.TEXTURE_2D,u),o.uniform4fv(c,[0,10,20,1]),o.drawArrays(o.TRIANGLES,0,6),o.bindTexture(o.TEXTURE_2D,l),o.bindFramebuffer(o.FRAMEBUFFER,null),o.clearColor(1,0,0,1),o.clear(o.COLOR_BUFFER_BIT),o.uniform4fv(c,[0,.1,.05,1]),o.drawArrays(o.TRIANGLES,0,6);var p=new Uint8Array(4);return o.readPixels(0,0,1,1,o.RGBA,o.UNSIGNED_BYTE,p),0!==p[0]||p[1]<248||p[2]<248||p[3]<254?(e.Tools.Log("GL Support: Was not able to actually render to "+t+" texture"),d(),!1):(d(),!0)},o.isSupported=function(){try{if(navigator.isCocoonJS)return!0;var e=document.createElement("canvas");return null!=(e.getContext("webgl")||e.getContext("experimental-webgl"))&&!!window.WebGLRenderingContext}catch(e){return!1}},o._ALPHA_DISABLE=0,o._ALPHA_ADD=1,o._ALPHA_COMBINE=2,o._ALPHA_SUBTRACT=3,o._ALPHA_MULTIPLY=4,o._ALPHA_MAXIMIZED=5,o._ALPHA_ONEONE=6,o._DELAYLOADSTATE_NONE=0,o._DELAYLOADSTATE_LOADED=1,o._DELAYLOADSTATE_LOADING=2,o._DELAYLOADSTATE_NOTLOADED=4,o._TEXTUREFORMAT_ALPHA=0,o._TEXTUREFORMAT_LUMINANCE=1,o._TEXTUREFORMAT_LUMINANCE_ALPHA=2,o._TEXTUREFORMAT_RGB=4,o._TEXTUREFORMAT_RGBA=5,o._TEXTURETYPE_UNSIGNED_INT=0,o._TEXTURETYPE_FLOAT=1,o._TEXTURETYPE_HALF_FLOAT=2,o._NEVER=512,o._ALWAYS=519,o._LESS=513,o._EQUAL=514,o._LEQUAL=515,o._GREATER=516,o._GEQUAL=518,o._NOTEQUAL=517,o._KEEP=7680,o._REPLACE=7681,o._INCR=7682,o._DECR=7683,o._INVERT=5386,o._INCR_WRAP=34055,o._DECR_WRAP=34056,o.CollisionsEpsilon=.001,o.CodeRepository="src/",o.ShadersRepository="src/Shaders/",o}();e.Engine=h}(s||(s={})),function(e){var t=function(){function t(t,i){this.state="",this.metadata=null,this.doNotSerialize=!1,this.animations=new Array,this._ranges={},this._childrenFlag=-1,this._isEnabled=!0,this._isReady=!0,this._currentRenderId=-1,this._parentRenderId=-1,this.onDisposeObservable=new e.Observable,this.name=t,this.id=t,this._scene=i,this._initCache()}return Object.defineProperty(t.prototype,"parent",{get:function(){return this._parentNode},set:function(e){if(this._parentNode!==e){if(this._parentNode){var t=this._parentNode._children.indexOf(this);-1!==t&&this._parentNode._children.splice(t,1)}this._parentNode=e,this._parentNode&&(this._parentNode._children||(this._parentNode._children=new Array),this._parentNode._children.push(this))}},enumerable:!0,configurable:!0}),Object.defineProperty(t.prototype,"onDispose",{set:function(e){this._onDisposeObserver&&this.onDisposeObservable.remove(this._onDisposeObserver),this._onDisposeObserver=this.onDisposeObservable.add(e)},enumerable:!0,configurable:!0}),t.prototype.getScene=function(){return this._scene},t.prototype.getEngine=function(){return this._scene.getEngine()},t.prototype.getWorldMatrix=function(){return e.Matrix.Identity()},t.prototype._initCache=function(){this._cache={},this._cache.parent=void 0},t.prototype.updateCache=function(e){!e&&this.isSynchronized()||(this._cache.parent=this.parent,this._updateCache())},t.prototype._updateCache=function(e){},t.prototype._isSynchronized=function(){return!0},t.prototype._markSyncedWithParent=function(){this._parentRenderId=this.parent._currentRenderId},t.prototype.isSynchronizedWithParent=function(){return!this.parent||this._parentRenderId===this.parent._currentRenderId&&this.parent.isSynchronized()},t.prototype.isSynchronized=function(e){var t=this.hasNewParent();return t=(t=t||!this.isSynchronizedWithParent())||!this._isSynchronized(),e&&this.updateCache(!0),!t},t.prototype.hasNewParent=function(e){return this._cache.parent!==this.parent&&(e&&(this._cache.parent=this.parent),!0)},t.prototype.isReady=function(){return this._isReady},t.prototype.isEnabled=function(){return!!this._isEnabled&&(!this.parent||this.parent.isEnabled())},t.prototype.setEnabled=function(e){this._isEnabled=e},t.prototype.isDescendantOf=function(e){return!!this.parent&&(this.parent===e||this.parent.isDescendantOf(e))},t.prototype._getDescendants=function(e,t,i){if(void 0===t&&(t=!1),this._children)for(var r=0;r<this._children.length;r++){var n=this._children[r];i&&!i(n)||e.push(n),t||n._getDescendants(e,!1,i)}},t.prototype.getDescendants=function(e,t){var i=[];return this._getDescendants(i,e,t),i},t.prototype.getChildren=function(e){return this.getDescendants(!0,e)},t.prototype.getChildMeshes=function(t,i){var r=[];return this._getDescendants(r,t,function(t){return(!i||i(t))&&t instanceof e.AbstractMesh}),r},t.prototype._setReady=function(e){if(e!==this._isReady){if(!e)return void(this._isReady=!1);this._isReady=!0,this.onReady&&this.onReady(this)}},t.prototype.getAnimationByName=function(e){for(var t=0;t<this.animations.length;t++){var i=this.animations[t];if(i.name===e)return i}return null},t.prototype.createAnimationRange=function(t,i,r){if(!this._ranges[t]){this._ranges[t]=new e.AnimationRange(t,i,r);for(var n=0,o=this.animations.length;n<o;n++)this.animations[n]&&this.animations[n].createRange(t,i,r)}},t.prototype.deleteAnimationRange=function(e,t){void 0===t&&(t=!0);for(var i=0,r=this.animations.length;i<r;i++)this.animations[i]&&this.animations[i].deleteRange(e,t);this._ranges[e]=void 0},t.prototype.getAnimationRange=function(e){return this._ranges[e]},t.prototype.beginAnimation=function(e,t,i,r){var n=this.getAnimationRange(e);return n?void this._scene.beginAnimation(this,n.from,n.to,t,i,r):null},t.prototype.serializeAnimationRanges=function(){var e=[];for(var t in this._ranges){var i={};i.name=t,i.from=this._ranges[t].from,i.to=this._ranges[t].to,e.push(i)}return e},t.prototype.dispose=function(){this.parent=null,this.onDisposeObservable.notifyObservers(this),this.onDisposeObservable.clear()},t.ParseAnimationRanges=function(e,t,i){if(t.ranges)for(var r=0;r<t.ranges.length;r++){var n=t.ranges[r];e.createAnimationRange(n.name,n.from,n.to)}},a([e.serialize()],t.prototype,"name",void 0),a([e.serialize()],t.prototype,"id",void 0),a([e.serialize()],t.prototype,"uniqueId",void 0),a([e.serialize()],t.prototype,"state",void 0),a([e.serialize()],t.prototype,"metadata",void 0),t}();e.Node=t}(s||(s={})),function(e){var t=function(){function t(e,t,i,r,n,o,s,a){this._engine=e,this._canvas=i,this._currentScene=t,this._sceneLoadedCallback=r,this._progressCallback=n,this._additionnalRenderLoopLogicCallback=o,this._textureLoadingCallback=s,this._startingProcessingFilesCallback=a}return t.prototype.monitorElementForDragNDrop=function(e){var t=this;e&&(this._elementToMonitor=e,this._elementToMonitor.addEventListener("dragenter",function(e){t.drag(e)},!1),this._elementToMonitor.addEventListener("dragover",function(e){t.drag(e)},!1),this._elementToMonitor.addEventListener("drop",function(e){t.drop(e)},!1))},t.prototype.renderFunction=function(){if(this._additionnalRenderLoopLogicCallback&&this._additionnalRenderLoopLogicCallback(),this._currentScene){if(this._textureLoadingCallback){var e=this._currentScene.getWaitingItemsCount();e>0&&this._textureLoadingCallback(e)}this._currentScene.render()}},t.prototype.drag=function(e){e.stopPropagation(),e.preventDefault()},t.prototype.drop=function(e){e.stopPropagation(),e.preventDefault(),this.loadFiles(e)},t.prototype.loadFiles=function(e){if(this._startingProcessingFilesCallback&&this._startingProcessingFilesCallback(),e&&e.dataTransfer&&e.dataTransfer.files&&(this._filesToLoad=e.dataTransfer.files),e&&e.target&&e.target.files&&(this._filesToLoad=e.target.files),this._filesToLoad&&this._filesToLoad.length>0){for(var i=0;i<this._filesToLoad.length;i++)switch(this._filesToLoad[i].type){case"image/jpeg":case"image/png":case"image/bmp":t.FilesTextures[this._filesToLoad[i].name.toLowerCase()]=this._filesToLoad[i];break;case"image/targa":case"image/vnd.ms-dds":case"audio/wav":case"audio/x-wav":case"audio/mp3":case"audio/mpeg":case"audio/mpeg3":case"audio/x-mpeg-3":case"audio/ogg":t.FilesToLoad[this._filesToLoad[i].name.toLowerCase()]=this._filesToLoad[i];break;default:-1!==this._filesToLoad[i].name.indexOf(".mtl")?t.FilesToLoad[this._filesToLoad[i].name.toLowerCase()]=this._filesToLoad[i]:-1===this._filesToLoad[i].name.indexOf(".babylon")&&-1===this._filesToLoad[i].name.indexOf(".stl")&&-1===this._filesToLoad[i].name.indexOf(".obj")||-1!==this._filesToLoad[i].name.indexOf(".manifest")||-1!==this._filesToLoad[i].name.indexOf(".incremental")||-1!==this._filesToLoad[i].name.indexOf(".babylonmeshdata")||-1!==this._filesToLoad[i].name.indexOf(".babylongeometrydata")||-1!==this._filesToLoad[i].name.indexOf(".babylonbinarymeshdata")||-1!==this._filesToLoad[i].name.indexOf(".binary.babylon")||(this._sceneFileToLoad=this._filesToLoad[i])}this.reload()}},t.prototype.reload=function(){var t=this,i=this;this._sceneFileToLoad?(this._currentScene&&(e.Tools.errorsCount>0&&(e.Tools.ClearLogCache(),e.Tools.Log("Babylon.js engine (v"+e.Engine.Version+") launched")),this._engine.stopRenderLoop(),this._currentScene.dispose()),e.SceneLoader.Load("file:",this._sceneFileToLoad,this._engine,function(e){i._currentScene=e,i._currentScene.executeWhenReady(function(){i._currentScene.activeCamera&&0!==i._currentScene.lights.length||i._currentScene.createDefaultCameraOrLight(),i._currentScene.activeCamera.attachControl(i._canvas),i._sceneLoadedCallback&&i._sceneLoadedCallback(t._sceneFileToLoad,i._currentScene),i._engine.runRenderLoop(function(){i.renderFunction()})})},function(e){t._progressCallback&&t._progressCallback(e)})):e.Tools.Error("Please provide a valid .babylon file.")},t.FilesTextures=new Array,t.FilesToLoad=new Array,t}();e.FilesInput=t}(s||(s={})),function(e){var t=function(){return function(e,t,i){this.bu=e,this.bv=t,this.distance=i,this.faceId=0,this.subMeshId=0}}();e.IntersectionInfo=t;var i=function(){function t(){this.hit=!1,this.distance=0,this.pickedPoint=null,this.pickedMesh=null,this.bu=0,this.bv=0,this.faceId=-1,this.subMeshId=0,this.pickedSprite=null}return t.prototype.getNormal=function(t,i){if(void 0===t&&(t=!1),void 0===i&&(i=!0),!this.pickedMesh||!this.pickedMesh.isVerticesDataPresent(e.VertexBuffer.NormalKind))return null;var r,n=this.pickedMesh.getIndices();if(i){var o=this.pickedMesh.getVerticesData(e.VertexBuffer.NormalKind),s=e.Vector3.FromArray(o,3*n[3*this.faceId]),a=e.Vector3.FromArray(o,3*n[3*this.faceId+1]),c=e.Vector3.FromArray(o,3*n[3*this.faceId+2]);s=s.scale(this.bu),a=a.scale(this.bv),c=c.scale(1-this.bu-this.bv),r=new e.Vector3(s.x+a.x+c.x,s.y+a.y+c.y,s.z+a.z+c.z)}else{var h=this.pickedMesh.getVerticesData(e.VertexBuffer.PositionKind),u=e.Vector3.FromArray(h,3*n[3*this.faceId]),l=e.Vector3.FromArray(h,3*n[3*this.faceId+1]),f=e.Vector3.FromArray(h,3*n[3*this.faceId+2]),d=u.subtract(l),p=f.subtract(l);r=e.Vector3.Cross(d,p)}return t&&(r=e.Vector3.TransformNormal(r,this.pickedMesh.getWorldMatrix())),e.Vector3.Normalize(r)},t.prototype.getTextureCoordinates=function(){if(!this.pickedMesh||!this.pickedMesh.isVerticesDataPresent(e.VertexBuffer.UVKind))return null;var t=this.pickedMesh.getIndices(),i=this.pickedMesh.getVerticesData(e.VertexBuffer.UVKind),r=e.Vector2.FromArray(i,2*t[3*this.faceId]),n=e.Vector2.FromArray(i,2*t[3*this.faceId+1]),o=e.Vector2.FromArray(i,2*t[3*this.faceId+2]);return r=r.scale(1-this.bu-this.bv),n=n.scale(this.bu),o=o.scale(this.bv),new e.Vector2(r.x+n.x+o.x,r.y+n.y+o.y)},t}();e.PickingInfo=i}(s||(s={})),function(e){var t=function(){function t(t,i){this.minimum=t,this.maximum=i,this._tempRadiusVector=e.Vector3.Zero();var r=e.Vector3.Distance(t,i);this.center=e.Vector3.Lerp(t,i,.5),this.radius=.5*r,this.centerWorld=e.Vector3.Zero(),this._update(e.Matrix.Identity())}return t.prototype._update=function(t){e.Vector3.TransformCoordinatesToRef(this.center,t,this.centerWorld),e.Vector3.TransformNormalFromFloatsToRef(1,1,1,t,this._tempRadiusVector),this.radiusWorld=Math.max(Math.abs(this._tempRadiusVector.x),Math.abs(this._tempRadiusVector.y),Math.abs(this._tempRadiusVector.z))*this.radius},t.prototype.isInFrustum=function(e){for(var t=0;t<6;t++)if(e[t].dotCoordinate(this.centerWorld)<=-this.radiusWorld)return!1;return!0},t.prototype.intersectsPoint=function(t){var i=this.centerWorld.x-t.x,r=this.centerWorld.y-t.y,n=this.centerWorld.z-t.z,o=Math.sqrt(i*i+r*r+n*n);return!(Math.abs(this.radiusWorld-o)<e.Epsilon)},t.Intersects=function(e,t){var i=e.centerWorld.x-t.centerWorld.x,r=e.centerWorld.y-t.centerWorld.y,n=e.centerWorld.z-t.centerWorld.z,o=Math.sqrt(i*i+r*r+n*n);return!(e.radiusWorld+t.radiusWorld<o)},t}();e.BoundingSphere=t}(s||(s={})),function(e){var t=function(){function t(t,i){this.minimum=t,this.maximum=i,this.vectors=new Array,this.vectorsWorld=new Array,this.vectors.push(this.minimum.clone()),this.vectors.push(this.maximum.clone()),this.vectors.push(this.minimum.clone()),this.vectors[2].x=this.maximum.x,this.vectors.push(this.minimum.clone()),this.vectors[3].y=this.maximum.y,this.vectors.push(this.minimum.clone()),this.vectors[4].z=this.maximum.z,this.vectors.push(this.maximum.clone()),this.vectors[5].z=this.minimum.z,this.vectors.push(this.maximum.clone()),this.vectors[6].x=this.minimum.x,this.vectors.push(this.maximum.clone()),this.vectors[7].y=this.minimum.y,this.center=this.maximum.add(this.minimum).scale(.5),this.extendSize=this.maximum.subtract(this.minimum).scale(.5),this.directions=[e.Vector3.Zero(),e.Vector3.Zero(),e.Vector3.Zero()];for(var r=0;r<this.vectors.length;r++)this.vectorsWorld[r]=e.Vector3.Zero();this.minimumWorld=e.Vector3.Zero(),this.maximumWorld=e.Vector3.Zero(),this._update(e.Matrix.Identity())}return t.prototype.getWorldMatrix=function(){return this._worldMatrix},t.prototype.setWorldMatrix=function(e){return this._worldMatrix.copyFrom(e),this},t.prototype._update=function(t){e.Vector3.FromFloatsToRef(Number.MAX_VALUE,Number.MAX_VALUE,Number.MAX_VALUE,this.minimumWorld),e.Vector3.FromFloatsToRef(-Number.MAX_VALUE,-Number.MAX_VALUE,-Number.MAX_VALUE,this.maximumWorld);for(var i=0;i<this.vectors.length;i++){var r=this.vectorsWorld[i];e.Vector3.TransformCoordinatesToRef(this.vectors[i],t,r),r.x<this.minimumWorld.x&&(this.minimumWorld.x=r.x),r.y<this.minimumWorld.y&&(this.minimumWorld.y=r.y),r.z<this.minimumWorld.z&&(this.minimumWorld.z=r.z),r.x>this.maximumWorld.x&&(this.maximumWorld.x=r.x),r.y>this.maximumWorld.y&&(this.maximumWorld.y=r.y),r.z>this.maximumWorld.z&&(this.maximumWorld.z=r.z)}this.maximumWorld.addToRef(this.minimumWorld,this.center),this.center.scaleInPlace(.5),e.Vector3.FromFloatArrayToRef(t.m,0,this.directions[0]),e.Vector3.FromFloatArrayToRef(t.m,4,this.directions[1]),e.Vector3.FromFloatArrayToRef(t.m,8,this.directions[2]),this._worldMatrix=t},t.prototype.isInFrustum=function(e){return t.IsInFrustum(this.vectorsWorld,e)},t.prototype.isCompletelyInFrustum=function(e){return t.IsCompletelyInFrustum(this.vectorsWorld,e)},t.prototype.intersectsPoint=function(t){var i=-e.Epsilon;return!(this.maximumWorld.x-t.x<i||i>t.x-this.minimumWorld.x||this.maximumWorld.y-t.y<i||i>t.y-this.minimumWorld.y||this.maximumWorld.z-t.z<i||i>t.z-this.minimumWorld.z)},t.prototype.intersectsSphere=function(e){return t.IntersectsSphere(this.minimumWorld,this.maximumWorld,e.centerWorld,e.radiusWorld)},t.prototype.intersectsMinMax=function(e,t){return!(this.maximumWorld.x<e.x||this.minimumWorld.x>t.x||this.maximumWorld.y<e.y||this.minimumWorld.y>t.y||this.maximumWorld.z<e.z||this.minimumWorld.z>t.z)},t.Intersects=function(e,t){return!(e.maximumWorld.x<t.minimumWorld.x||e.minimumWorld.x>t.maximumWorld.x||e.maximumWorld.y<t.minimumWorld.y||e.minimumWorld.y>t.maximumWorld.y||e.maximumWorld.z<t.minimumWorld.z||e.minimumWorld.z>t.maximumWorld.z)},t.IntersectsSphere=function(t,i,r,n){var o=e.Vector3.Clamp(r,t,i);return e.Vector3.DistanceSquared(r,o)<=n*n},t.IsCompletelyInFrustum=function(e,t){for(var i=0;i<6;i++)for(var r=0;r<8;r++)if(t[i].dotCoordinate(e[r])<0)return!1;return!0},t.IsInFrustum=function(e,t){for(var i=0;i<6;i++){for(var r=8,n=0;n<8&&t[i].dotCoordinate(e[n])<0;n++)--r;if(0===r)return!1}return!0},t}();e.BoundingBox=t}(s||(s={})),function(e){var t=function(t,i){var r=e.Vector3.Dot(i.center,t),n=Math.abs(e.Vector3.Dot(i.directions[0],t))*i.extendSize.x+Math.abs(e.Vector3.Dot(i.directions[1],t))*i.extendSize.y+Math.abs(e.Vector3.Dot(i.directions[2],t))*i.extendSize.z;return{min:r-n,max:r+n}},i=function(e,i,r){var n=t(e,i),o=t(e,r);return function(e,t,i,r){return!(e>r||i>t)}(n.min,n.max,o.min,o.max)},r=function(){function t(t,i){this.minimum=t,this.maximum=i,this._isLocked=!1,this.boundingBox=new e.BoundingBox(t,i),this.boundingSphere=new e.BoundingSphere(t,i)}return Object.defineProperty(t.prototype,"isLocked",{get:function(){return this._isLocked},set:function(e){this._isLocked=e},enumerable:!0,configurable:!0}),t.prototype.update=function(e){this._isLocked||(this.boundingBox._update(e),this.boundingSphere._update(e))},t.prototype.isInFrustum=function(e){return!!this.boundingSphere.isInFrustum(e)&&this.boundingBox.isInFrustum(e)},t.prototype.isCompletelyInFrustum=function(e){return this.boundingBox.isCompletelyInFrustum(e)},t.prototype._checkCollision=function(e){return e._canDoCollision(this.boundingSphere.centerWorld,this.boundingSphere.radiusWorld,this.boundingBox.minimumWorld,this.boundingBox.maximumWorld)},t.prototype.intersectsPoint=function(e){return!!this.boundingSphere.centerWorld&&!!this.boundingSphere.intersectsPoint(e)&&!!this.boundingBox.intersectsPoint(e)},t.prototype.intersects=function(t,r){if(!this.boundingSphere.centerWorld||!t.boundingSphere.centerWorld)return!1;if(!e.BoundingSphere.Intersects(this.boundingSphere,t.boundingSphere))return!1;if(!e.BoundingBox.Intersects(this.boundingBox,t.boundingBox))return!1;if(!r)return!0;var n=this.boundingBox,o=t.boundingBox;return!!(i(n.directions[0],n,o)&&i(n.directions[1],n,o)&&i(n.directions[2],n,o)&&i(o.directions[0],n,o)&&i(o.directions[1],n,o)&&i(o.directions[2],n,o)&&i(e.Vector3.Cross(n.directions[0],o.directions[0]),n,o)&&i(e.Vector3.Cross(n.directions[0],o.directions[1]),n,o)&&i(e.Vector3.Cross(n.directions[0],o.directions[2]),n,o)&&i(e.Vector3.Cross(n.directions[1],o.directions[0]),n,o)&&i(e.Vector3.Cross(n.directions[1],o.directions[1]),n,o)&&i(e.Vector3.Cross(n.directions[1],o.directions[2]),n,o)&&i(e.Vector3.Cross(n.directions[2],o.directions[0]),n,o)&&i(e.Vector3.Cross(n.directions[2],o.directions[1]),n,o)&&i(e.Vector3.Cross(n.directions[2],o.directions[2]),n,o))},t}();e.BoundingInfo=r}(s||(s={})),function(e){var t=function(){function t(e,t,i){void 0===i&&(i=Number.MAX_VALUE),this.origin=e,this.direction=t,this.length=i,this._show=!1}return t.prototype.intersectsBoxMinMax=function(e,t){var i,r,n,o,s=0,a=Number.MAX_VALUE;if(Math.abs(this.direction.x)<1e-7){if(this.origin.x<e.x||this.origin.x>t.x)return!1}else if(i=1/this.direction.x,r=(e.x-this.origin.x)*i,(n=(t.x-this.origin.x)*i)===-1/0&&(n=1/0),r>n&&(o=r,r=n,n=o),(s=Math.max(r,s))>(a=Math.min(n,a)))return!1;if(Math.abs(this.direction.y)<1e-7){if(this.origin.y<e.y||this.origin.y>t.y)return!1}else if(i=1/this.direction.y,r=(e.y-this.origin.y)*i,(n=(t.y-this.origin.y)*i)===-1/0&&(n=1/0),r>n&&(o=r,r=n,n=o),(s=Math.max(r,s))>(a=Math.min(n,a)))return!1;if(Math.abs(this.direction.z)<1e-7){if(this.origin.z<e.z||this.origin.z>t.z)return!1}else if(i=1/this.direction.z,r=(e.z-this.origin.z)*i,(n=(t.z-this.origin.z)*i)===-1/0&&(n=1/0),r>n&&(o=r,r=n,n=o),(s=Math.max(r,s))>(a=Math.min(n,a)))return!1;return!0},t.prototype.intersectsBox=function(e){return this.intersectsBoxMinMax(e.minimum,e.maximum)},t.prototype.intersectsSphere=function(e){var t=e.center.x-this.origin.x,i=e.center.y-this.origin.y,r=e.center.z-this.origin.z,n=t*t+i*i+r*r,o=e.radius*e.radius;if(n<=o)return!0;var s=t*this.direction.x+i*this.direction.y+r*this.direction.z;return!(s<0)&&n-s*s<=o},t.prototype.intersectsTriangle=function(t,i,r){this._edge1||(this._edge1=e.Vector3.Zero(),this._edge2=e.Vector3.Zero(),this._pvec=e.Vector3.Zero(),this._tvec=e.Vector3.Zero(),this._qvec=e.Vector3.Zero()),i.subtractToRef(t,this._edge1),r.subtractToRef(t,this._edge2),e.Vector3.CrossToRef(this.direction,this._edge2,this._pvec);var n=e.Vector3.Dot(this._edge1,this._pvec);if(0===n)return null;var o=1/n;this.origin.subtractToRef(t,this._tvec);var s=e.Vector3.Dot(this._tvec,this._pvec)*o;if(s<0||s>1)return null;e.Vector3.CrossToRef(this._tvec,this._edge1,this._qvec);var a=e.Vector3.Dot(this.direction,this._qvec)*o;if(a<0||s+a>1)return null;var c=e.Vector3.Dot(this._edge2,this._qvec)*o;return c>this.length?null:new e.IntersectionInfo(s,a,c)},t.prototype.intersectsPlane=function(t){var i,r=e.Vector3.Dot(t.normal,this.direction);if(Math.abs(r)<9.99999997475243e-7)return null;var n=e.Vector3.Dot(t.normal,this.origin);return(i=(-t.d-n)/r)<0?i<-9.99999997475243e-7?null:0:i},t.prototype.intersectsMesh=function(i,r){var n=e.Tmp.Matrix[0];return i.getWorldMatrix().invertToRef(n),this._tmpRay?t.TransformToRef(this,n,this._tmpRay):this._tmpRay=t.Transform(this,n),i.intersects(this._tmpRay,r)},t.prototype.show=function(t,i){this._show||(this._renderFunction=this._render.bind(this),this._show=!0,this._scene=t,this._renderPoints=[this.origin,this.origin.add(this.direction.scale(this.length))],this._renderLine=e.Mesh.CreateLines("ray",this._renderPoints,t,!0),this._scene.registerBeforeRender(this._renderFunction)),i&&this._renderLine.color.copyFrom(i)},t.prototype.hide=function(){this._show&&(this._show=!1,this._scene.unregisterBeforeRender(this._renderFunction)),this._renderLine&&(this._renderLine.dispose(),this._renderLine=null,this._renderPoints=null)},t.prototype._render=function(){var t=this._renderPoints[1];t.copyFrom(this.direction),t.scaleInPlace(this.length),t.addInPlace(this.origin),e.Mesh.CreateLines("ray",this._renderPoints,this._scene,!0,this._renderLine)},t.prototype.intersectionSegment=function(i,r,n){var o,s,a,c,h=this.origin.add(this.direction.multiplyByFloats(t.rayl,t.rayl,t.rayl)),u=r.subtract(i),l=h.subtract(this.origin),f=i.subtract(this.origin),d=e.Vector3.Dot(u,u),p=e.Vector3.Dot(u,l),m=e.Vector3.Dot(l,l),g=e.Vector3.Dot(u,f),_=e.Vector3.Dot(l,f),v=d*m-p*p,y=v,b=v;v<t.smallnum?(s=0,y=1,c=_,b=m):(c=d*_-p*g,(s=p*_-m*g)<0?(s=0,c=_,b=m):s>y&&(s=y,c=_+p,b=m)),c<0?(c=0,-g<0?s=0:-g>d?s=y:(s=-g,y=d)):c>b&&(c=b,-g+p<0?s=0:-g+p>d?s=y:(s=-g+p,y=d)),o=Math.abs(s)<t.smallnum?0:s/y,a=Math.abs(c)<t.smallnum?0:c/b;var x=l.multiplyByFloats(a,a,a),w=f.add(u.multiplyByFloats(o,o,o)).subtract(x);return a>0&&a<=this.length&&w.lengthSquared()<n*n?x.length():-1},t.CreateNew=function(i,r,n,o,s,a,c){var h=e.Vector3.Unproject(new e.Vector3(i,r,0),n,o,s,a,c),u=e.Vector3.Unproject(new e.Vector3(i,r,1),n,o,s,a,c).subtract(h);return u.normalize(),new t(h,u)},t.CreateNewFromTo=function(i,r,n){void 0===n&&(n=e.Matrix.Identity());var o=r.subtract(i),s=Math.sqrt(o.x*o.x+o.y*o.y+o.z*o.z);return o.normalize(),t.Transform(new t(i,o,s),n)},t.Transform=function(i,r){var n=e.Vector3.TransformCoordinates(i.origin,r),o=e.Vector3.TransformNormal(i.direction,r);return o.normalize(),new t(n,o,i.length)},t.TransformToRef=function(t,i,r){e.Vector3.TransformCoordinatesToRef(t.origin,i,r.origin),e.Vector3.TransformNormalToRef(t.direction,i,r.direction),t.direction.normalize()},t.smallnum=1e-8,t.rayl=1e9,t}();e.Ray=t}(s||(s={})),function(e){var t=function(t){function i(r,n){var o=this;t.call(this,r,n),this.onCollideObservable=new e.Observable,this.onCollisionPositionChangeObservable=new e.Observable,this.onAfterWorldMatrixUpdateObservable=new e.Observable,this.definedFacingForward=!0,this.position=new e.Vector3(0,0,0),this._rotation=new e.Vector3(0,0,0),this._scaling=new e.Vector3(1,1,1),this.billboardMode=i.BILLBOARDMODE_NONE,this.visibility=1,this.alphaIndex=Number.MAX_VALUE,this.infiniteDistance=!1,this.isVisible=!0,this.isPickable=!0,this.showBoundingBox=!1,this.showSubMeshesBoundingBox=!1,this.isBlocker=!1,this.renderingGroupId=0,this.receiveShadows=!1,this.renderOutline=!1,this.outlineColor=e.Color3.Red(),this.outlineWidth=.02,this.renderOverlay=!1,this.overlayColor=e.Color3.Red(),this.overlayAlpha=.5,this.hasVertexAlpha=!1,this.useVertexColors=!0,this.applyFog=!0,this.computeBonesUsingShaders=!0,this.scalingDeterminant=1,this.numBoneInfluencers=4,this.useOctreeForRenderingSelection=!0,this.useOctreeForPicking=!0,this.useOctreeForCollisions=!0,this.layerMask=268435455,this.alwaysSelectAsActiveMesh=!1,this._checkCollisions=!1,this.ellipsoid=new e.Vector3(.5,1,.5),this.ellipsoidOffset=new e.Vector3(0,0,0),this._collider=new e.Collider,this._oldPositionForCollisions=new e.Vector3(0,0,0),this._diffPositionForCollisions=new e.Vector3(0,0,0),this._newPositionForCollisions=new e.Vector3(0,0,0),this.edgesWidth=1,this.edgesColor=new e.Color4(1,0,0,1),this._localWorld=e.Matrix.Zero(),this._worldMatrix=e.Matrix.Zero(),this._rotateYByPI=e.Matrix.RotationY(Math.PI),this._absolutePosition=e.Vector3.Zero(),this._collisionsTransformMatrix=e.Matrix.Zero(),this._collisionsScalingMatrix=e.Matrix.Zero(),this._isDirty=!1,this._pivotMatrix=e.Matrix.Identity(),this._isDisposed=!1,this._renderId=0,this._intersectionsInProgress=new Array,this._isWorldMatrixFrozen=!1,this._unIndexed=!1,this._onCollisionPositionChange=function(t,i,r){void 0===r&&(r=null),o.getScene().workerCollisions&&i.multiplyInPlace(o._collider.radius),i.subtractToRef(o._oldPositionForCollisions,o._diffPositionForCollisions),o._diffPositionForCollisions.length()>e.Engine.CollisionsEpsilon&&o.position.addInPlace(o._diffPositionForCollisions),r&&o.onCollideObservable.notifyObservers(r),o.onCollisionPositionChangeObservable.notifyObservers(o.position)},n.addMesh(this)}return c(i,t),Object.defineProperty(i,"BILLBOARDMODE_NONE",{get:function(){return i._BILLBOARDMODE_NONE},enumerable:!0,configurable:!0}),Object.defineProperty(i,"BILLBOARDMODE_X",{get:function(){return i._BILLBOARDMODE_X},enumerable:!0,configurable:!0}),Object.defineProperty(i,"BILLBOARDMODE_Y",{get:function(){return i._BILLBOARDMODE_Y},enumerable:!0,configurable:!0}),Object.defineProperty(i,"BILLBOARDMODE_Z",{get:function(){return i._BILLBOARDMODE_Z},enumerable:!0,configurable:!0}),Object.defineProperty(i,"BILLBOARDMODE_ALL",{get:function(){return i._BILLBOARDMODE_ALL},enumerable:!0,configurable:!0}),Object.defineProperty(i.prototype,"onCollide",{set:function(e){this._onCollideObserver&&this.onCollideObservable.remove(this._onCollideObserver),this._onCollideObserver=this.onCollideObservable.add(e)},enumerable:!0,configurable:!0}),Object.defineProperty(i.prototype,"onCollisionPositionChange",{set:function(e){this._onCollisionPositionChangeObserver&&this.onCollisionPositionChangeObservable.remove(this._onCollisionPositionChangeObserver),this._onCollisionPositionChangeObserver=this.onCollisionPositionChangeObservable.add(e)},enumerable:!0,configurable:!0}),Object.defineProperty(i.prototype,"skeleton",{get:function(){return this._skeleton},set:function(e){this._skeleton&&this._skeleton.needInitialSkinMatrix&&this._skeleton._unregisterMeshWithPoseMatrix(this),e&&e.needInitialSkinMatrix&&e._registerMeshWithPoseMatrix(this),this._skeleton=e,this._skeleton||(this._bonesTransformMatrices=null)},enumerable:!0,configurable:!0}),i.prototype.toString=function(t){var i="Name: "+this.name+", isInstance: "+(this instanceof e.InstancedMesh?"YES":"NO");return i+=", # of submeshes: "+(this.subMeshes?this.subMeshes.length:0),this._skeleton&&(i+=", skeleton: "+this._skeleton.name),t&&(i+=", billboard mode: "+["NONE","X","Y",null,"Z",null,null,"ALL"][this.billboardMode],i+=", freeze wrld mat: "+(this._isWorldMatrixFrozen||this._waitingFreezeWorldMatrix?"YES":"NO")),i},Object.defineProperty(i.prototype,"rotation",{get:function(){return this._rotation},set:function(e){this._rotation=e},enumerable:!0,configurable:!0}),Object.defineProperty(i.prototype,"scaling",{get:function(){return this._scaling},set:function(e){this._scaling=e,this.physicsImpostor&&this.physicsImpostor.forceUpdate()},enumerable:!0,configurable:!0}),Object.defineProperty(i.prototype,"rotationQuaternion",{get:function(){return this._rotationQuaternion},set:function(e){this._rotationQuaternion=e,e&&this.rotation.length()&&this.rotation.copyFromFloats(0,0,0)},enumerable:!0,configurable:!0}),i.prototype.updatePoseMatrix=function(e){this._poseMatrix.copyFrom(e)},i.prototype.getPoseMatrix=function(){return this._poseMatrix},i.prototype.disableEdgesRendering=function(){void 0!==this._edgesRenderer&&(this._edgesRenderer.dispose(),this._edgesRenderer=void 0)},i.prototype.enableEdgesRendering=function(t,i){void 0===t&&(t=.95),void 0===i&&(i=!1),this.disableEdgesRendering(),this._edgesRenderer=new e.EdgesRenderer(this,t,i)},Object.defineProperty(i.prototype,"isBlocked",{get:function(){return!1},enumerable:!0,configurable:!0}),i.prototype.getLOD=function(e){return this},i.prototype.getTotalVertices=function(){return 0},i.prototype.getIndices=function(){return null},i.prototype.getVerticesData=function(e){return null},i.prototype.isVerticesDataPresent=function(e){return!1},i.prototype.getBoundingInfo=function(){return this._masterMesh?this._masterMesh.getBoundingInfo():(this._boundingInfo||this._updateBoundingInfo(),this._boundingInfo)},i.prototype.setBoundingInfo=function(e){this._boundingInfo=e},Object.defineProperty(i.prototype,"useBones",{get:function(){return this.skeleton&&this.getScene().skeletonsEnabled&&this.isVerticesDataPresent(e.VertexBuffer.MatricesIndicesKind)&&this.isVerticesDataPresent(e.VertexBuffer.MatricesWeightsKind)},enumerable:!0,configurable:!0}),i.prototype._preActivate=function(){},i.prototype._preActivateForIntermediateRendering=function(e){},i.prototype._activate=function(e){this._renderId=e},i.prototype.getWorldMatrix=function(){return this._masterMesh?this._masterMesh.getWorldMatrix():(this._currentRenderId!==this.getScene().getRenderId()&&this.computeWorldMatrix(),this._worldMatrix)},Object.defineProperty(i.prototype,"worldMatrixFromCache",{get:function(){return this._worldMatrix},enumerable:!0,configurable:!0}),Object.defineProperty(i.prototype,"absolutePosition",{get:function(){return this._absolutePosition},enumerable:!0,configurable:!0}),i.prototype.freezeWorldMatrix=function(){this._isWorldMatrixFrozen=!1,this.computeWorldMatrix(!0),this._isWorldMatrixFrozen=!0},i.prototype.unfreezeWorldMatrix=function(){this._isWorldMatrixFrozen=!1,this.computeWorldMatrix(!0)},Object.defineProperty(i.prototype,"isWorldMatrixFrozen",{get:function(){return this._isWorldMatrixFrozen},enumerable:!0,configurable:!0}),i.prototype.rotate=function(t,r,n){var o;if(t.normalize(),this.rotationQuaternion||(this.rotationQuaternion=e.Quaternion.RotationYawPitchRoll(this.rotation.y,this.rotation.x,this.rotation.z),this.rotation=e.Vector3.Zero()),n&&n!==e.Space.LOCAL){if(this.parent){var s=this.parent.getWorldMatrix().clone();s.invert(),t=e.Vector3.TransformNormal(t,s)}(o=e.Quaternion.RotationAxisToRef(t,r,i._rotationAxisCache)).multiplyToRef(this.rotationQuaternion,this.rotationQuaternion)}else o=e.Quaternion.RotationAxisToRef(t,r,i._rotationAxisCache),this.rotationQuaternion.multiplyToRef(o,this.rotationQuaternion)},i.prototype.translate=function(t,i,r){var n=t.scale(i);if(r&&r!==e.Space.LOCAL)this.setAbsolutePosition(this.getAbsolutePosition().add(n));else{var o=this.getPositionExpressedInLocalSpace().add(n);this.setPositionWithLocalVector(o)}},i.prototype.getAbsolutePosition=function(){return this.computeWorldMatrix(),this._absolutePosition},i.prototype.setAbsolutePosition=function(t){if(t){var i,r,n;if(void 0===t.x){if(arguments.length<3)return;i=arguments[0],r=arguments[1],n=arguments[2]}else i=t.x,r=t.y,n=t.z;if(this.parent){var o=this.parent.getWorldMatrix().clone();o.invert();var s=new e.Vector3(i,r,n);this.position=e.Vector3.TransformCoordinates(s,o)}else this.position.x=i,this.position.y=r,this.position.z=n}},i.prototype.movePOV=function(e,t,i){this.position.addInPlace(this.calcMovePOV(e,t,i))},i.prototype.calcMovePOV=function(t,i,r){var n=new e.Matrix;(this.rotationQuaternion?this.rotationQuaternion:e.Quaternion.RotationYawPitchRoll(this.rotation.y,this.rotation.x,this.rotation.z)).toRotationMatrix(n);var o=e.Vector3.Zero(),s=this.definedFacingForward?-1:1;return e.Vector3.TransformCoordinatesFromFloatsToRef(t*s,i,r*s,n,o),o},i.prototype.rotatePOV=function(e,t,i){this.rotation.addInPlace(this.calcRotatePOV(e,t,i))},i.prototype.calcRotatePOV=function(t,i,r){var n=this.definedFacingForward?1:-1;return new e.Vector3(t*n,i,r*n)},i.prototype.setPivotMatrix=function(e){this._pivotMatrix=e,this._cache.pivotMatrixUpdated=!0},i.prototype.getPivotMatrix=function(){return this._pivotMatrix},i.prototype._isSynchronized=function(){return!(this._isDirty||this.billboardMode!==this._cache.billboardMode||this.billboardMode!==i.BILLBOARDMODE_NONE||this._cache.pivotMatrixUpdated||this.infiniteDistance||!this._cache.position.equals(this.position)||this.rotationQuaternion&&!this._cache.rotationQuaternion.equals(this.rotationQuaternion)||!this._cache.rotation.equals(this.rotation)||!this._cache.scaling.equals(this.scaling))},i.prototype._initCache=function(){t.prototype._initCache.call(this),this._cache.localMatrixUpdated=!1,this._cache.position=e.Vector3.Zero(),this._cache.scaling=e.Vector3.Zero(),this._cache.rotation=e.Vector3.Zero(),this._cache.rotationQuaternion=new e.Quaternion(0,0,0,0),this._cache.billboardMode=-1},i.prototype.markAsDirty=function(e){"rotation"===e&&(this.rotationQuaternion=null),this._currentRenderId=Number.MAX_VALUE,this._isDirty=!0},i.prototype._updateBoundingInfo=function(){this._boundingInfo=this._boundingInfo||new e.BoundingInfo(this.absolutePosition,this.absolutePosition),this._boundingInfo.update(this.worldMatrixFromCache),this._updateSubMeshesBoundingInfo(this.worldMatrixFromCache)},i.prototype._updateSubMeshesBoundingInfo=function(e){if(this.subMeshes)for(var t=0;t<this.subMeshes.length;t++){var i=this.subMeshes[t];i.IsGlobal||i.updateBoundingInfo(e)}},i.prototype.computeWorldMatrix=function(t){if(this._isWorldMatrixFrozen)return this._worldMatrix;if(!t&&(this._currentRenderId===this.getScene().getRenderId()||this.isSynchronized(!0)))return this._currentRenderId=this.getScene().getRenderId(),this._worldMatrix;(this._cache.position.copyFrom(this.position),this._cache.scaling.copyFrom(this.scaling),this._cache.pivotMatrixUpdated=!1,this._cache.billboardMode=this.billboardMode,this._currentRenderId=this.getScene().getRenderId(),this._isDirty=!1,e.Matrix.ScalingToRef(this.scaling.x*this.scalingDeterminant,this.scaling.y*this.scalingDeterminant,this.scaling.z*this.scalingDeterminant,e.Tmp.Matrix[1]),this.rotationQuaternion)&&(this.rotation.length()&&(this.rotationQuaternion.multiplyInPlace(e.Quaternion.RotationYawPitchRoll(this.rotation.y,this.rotation.x,this.rotation.z)),this.rotation.copyFromFloats(0,0,0)));if(this.rotationQuaternion?(this.rotationQuaternion.toRotationMatrix(e.Tmp.Matrix[0]),this._cache.rotationQuaternion.copyFrom(this.rotationQuaternion)):(e.Matrix.RotationYawPitchRollToRef(this.rotation.y,this.rotation.x,this.rotation.z,e.Tmp.Matrix[0]),this._cache.rotation.copyFrom(this.rotation)),this.infiniteDistance&&!this.parent){var r=this.getScene().activeCamera;if(r){var n=r.getWorldMatrix(),o=new e.Vector3(n.m[12],n.m[13],n.m[14]);e.Matrix.TranslationToRef(this.position.x+o.x,this.position.y+o.y,this.position.z+o.z,e.Tmp.Matrix[2])}}else e.Matrix.TranslationToRef(this.position.x,this.position.y,this.position.z,e.Tmp.Matrix[2]);if(this._pivotMatrix.multiplyToRef(e.Tmp.Matrix[1],e.Tmp.Matrix[4]),e.Tmp.Matrix[4].multiplyToRef(e.Tmp.Matrix[0],e.Tmp.Matrix[5]),this.billboardMode!==i.BILLBOARDMODE_NONE&&this.getScene().activeCamera){e.Tmp.Vector3[0].copyFrom(this.position);var s,a=e.Tmp.Vector3[0];if(this.parent&&this.parent.getWorldMatrix)this._markSyncedWithParent(),this._meshToBoneReferal?(this.parent.getWorldMatrix().multiplyToRef(this._meshToBoneReferal.getWorldMatrix(),e.Tmp.Matrix[6]),s=e.Tmp.Matrix[6]):s=this.parent.getWorldMatrix(),e.Vector3.TransformNormalToRef(a,s,e.Tmp.Vector3[1]),a=e.Tmp.Vector3[1];var c=this.getScene().activeCamera.globalPosition.clone();this.parent&&this.parent.position&&(a.addInPlace(this.parent.position),e.Matrix.TranslationToRef(a.x,a.y,a.z,e.Tmp.Matrix[2])),(this.billboardMode&i.BILLBOARDMODE_ALL)!==i.BILLBOARDMODE_ALL&&(this.billboardMode&i.BILLBOARDMODE_X&&(c.x=a.x+e.Epsilon),this.billboardMode&i.BILLBOARDMODE_Y&&(c.y=a.y+e.Epsilon),this.billboardMode&i.BILLBOARDMODE_Z&&(c.z=a.z+e.Epsilon)),e.Matrix.LookAtLHToRef(a,c,e.Vector3.Up(),e.Tmp.Matrix[3]),e.Tmp.Matrix[3].m[12]=e.Tmp.Matrix[3].m[13]=e.Tmp.Matrix[3].m[14]=0,e.Tmp.Matrix[3].invert(),e.Tmp.Matrix[5].multiplyToRef(e.Tmp.Matrix[3],this._localWorld),this._rotateYByPI.multiplyToRef(this._localWorld,e.Tmp.Matrix[5])}return e.Tmp.Matrix[5].multiplyToRef(e.Tmp.Matrix[2],this._localWorld),this.parent&&this.parent.getWorldMatrix&&this.billboardMode===i.BILLBOARDMODE_NONE?(this._markSyncedWithParent(),this._meshToBoneReferal?(this._localWorld.multiplyToRef(this.parent.getWorldMatrix(),e.Tmp.Matrix[6]),e.Tmp.Matrix[6].multiplyToRef(this._meshToBoneReferal.getWorldMatrix(),this._worldMatrix)):this._localWorld.multiplyToRef(this.parent.getWorldMatrix(),this._worldMatrix)):this._worldMatrix.copyFrom(this._localWorld),this._updateBoundingInfo(),this._absolutePosition.copyFromFloats(this._worldMatrix.m[12],this._worldMatrix.m[13],this._worldMatrix.m[14]),this.onAfterWorldMatrixUpdateObservable.notifyObservers(this),this._poseMatrix||(this._poseMatrix=e.Matrix.Invert(this._worldMatrix)),this._worldMatrix},i.prototype.registerAfterWorldMatrixUpdate=function(e){this.onAfterWorldMatrixUpdateObservable.add(e)},i.prototype.unregisterAfterWorldMatrixUpdate=function(e){this.onAfterWorldMatrixUpdateObservable.removeCallback(e)},i.prototype.setPositionWithLocalVector=function(t){this.computeWorldMatrix(),this.position=e.Vector3.TransformNormal(t,this._localWorld)},i.prototype.getPositionExpressedInLocalSpace=function(){this.computeWorldMatrix();var t=this._localWorld.clone();return t.invert(),e.Vector3.TransformNormal(this.position,t)},i.prototype.locallyTranslate=function(t){this.computeWorldMatrix(!0),this.position=e.Vector3.TransformCoordinates(t,this._localWorld)},i.prototype.lookAt=function(t,r,n,o,s){void 0===r&&(r=0),void 0===n&&(n=0),void 0===o&&(o=0),void 0===s&&(s=e.Space.LOCAL);var a=i._lookAtVectorCache,c=s===e.Space.LOCAL?this.position:this.getAbsolutePosition();t.subtractToRef(c,a);var h=-Math.atan2(a.z,a.x)-Math.PI/2,u=Math.sqrt(a.x*a.x+a.z*a.z),l=Math.atan2(a.y,u);this.rotationQuaternion=this.rotationQuaternion||new e.Quaternion,e.Quaternion.RotationYawPitchRollToRef(h+r,l+n,o,this.rotationQuaternion)},i.prototype.attachToBone=function(e,t){this._meshToBoneReferal=t,this.parent=e,e.getWorldMatrix().determinant()<0&&(this.scalingDeterminant*=-1)},i.prototype.detachFromBone=function(){this.parent.getWorldMatrix().determinant()<0&&(this.scalingDeterminant*=-1),this._meshToBoneReferal=null,this.parent=null},i.prototype.isInFrustum=function(e){return this._boundingInfo.isInFrustum(e)},i.prototype.isCompletelyInFrustum=function(e){return this._boundingInfo.isCompletelyInFrustum(e)},i.prototype.intersectsMesh=function(e,t){return!(!this._boundingInfo||!e._boundingInfo)&&this._boundingInfo.intersects(e._boundingInfo,t)},i.prototype.intersectsPoint=function(e){return!!this._boundingInfo&&this._boundingInfo.intersectsPoint(e)},i.prototype.setPhysicsState=function(t,i){return t.impostor&&(i=t,t=t.impostor),this.physicsImpostor=new e.PhysicsImpostor(this,t,i,this.getScene()),this.physicsImpostor.physicsBody},i.prototype.getPhysicsImpostor=function(){return this.physicsImpostor},i.prototype.getPhysicsMass=function(){return this.physicsImpostor.getParam("mass")},i.prototype.getPhysicsFriction=function(){return this.physicsImpostor.getParam("friction")},i.prototype.getPhysicsRestitution=function(){return this.physicsImpostor.getParam("restitution")},i.prototype.getPositionInCameraSpace=function(t){return t||(t=this.getScene().activeCamera),e.Vector3.TransformCoordinates(this.absolutePosition,t.getViewMatrix())},i.prototype.getDistanceToCamera=function(e){return e||(e=this.getScene().activeCamera),this.absolutePosition.subtract(e.position).length()},i.prototype.applyImpulse=function(e,t){this.physicsImpostor&&this.physicsImpostor.applyImpulse(e,t)},i.prototype.setPhysicsLinkWith=function(t,i,r,n){this.physicsImpostor&&t.physicsImpostor&&this.physicsImpostor.createJoint(t.physicsImpostor,e.PhysicsJoint.HingeJoint,{mainPivot:i,connectedPivot:r,nativeParams:n})},i.prototype.updatePhysicsBodyPosition=function(){e.Tools.Warn("updatePhysicsBodyPosition() is deprecated, please use updatePhysicsBody()"),this.updatePhysicsBody()},i.prototype.updatePhysicsBody=function(){},Object.defineProperty(i.prototype,"checkCollisions",{get:function(){return this._checkCollisions},set:function(e){this._checkCollisions=e,this.getScene().workerCollisions&&this.getScene().collisionCoordinator.onMeshUpdated(this)},enumerable:!0,configurable:!0}),i.prototype.moveWithCollisions=function(e){this.getAbsolutePosition().subtractFromFloatsToRef(0,this.ellipsoid.y,0,this._oldPositionForCollisions),this._oldPositionForCollisions.addInPlace(this.ellipsoidOffset),this._collider.radius=this.ellipsoid,this.getScene().collisionCoordinator.getNewPosition(this._oldPositionForCollisions,e,this._collider,3,this,this._onCollisionPositionChange,this.uniqueId)},i.prototype.createOrUpdateSubmeshesOctree=function(t,i){void 0===t&&(t=64),void 0===i&&(i=2),this._submeshesOctree||(this._submeshesOctree=new e.Octree(e.Octree.CreationFuncForSubMeshes,t,i)),this.computeWorldMatrix(!0);var r=this.getBoundingInfo().boundingBox;return this._submeshesOctree.update(r.minimumWorld,r.maximumWorld,this.subMeshes),this._submeshesOctree},i.prototype._collideForSubMesh=function(t,i,r){if(this._generatePointsArray(),!t._lastColliderWorldVertices||!t._lastColliderTransformMatrix.equals(i)){t._lastColliderTransformMatrix=i.clone(),t._lastColliderWorldVertices=[],t._trianglePlanes=[];for(var n=t.verticesStart,o=t.verticesStart+t.verticesCount,s=n;s<o;s++)t._lastColliderWorldVertices.push(e.Vector3.TransformCoordinates(this._positions[s],i))}r._collide(t._trianglePlanes,t._lastColliderWorldVertices,this.getIndices(),t.indexStart,t.indexStart+t.indexCount,t.verticesStart,!!t.getMaterial()),r.collisionFound&&(r.collidedMesh=this)},i.prototype._processCollisionsForSubMeshes=function(e,t){var i,r;if(this._submeshesOctree&&this.useOctreeForCollisions){var n=e.velocityWorldLength+Math.max(e.radius.x,e.radius.y,e.radius.z),o=this._submeshesOctree.intersects(e.basePointWorld,n);r=o.length,i=o.data}else r=(i=this.subMeshes).length;for(var s=0;s<r;s++){var a=i[s];r>1&&!a._checkCollision(e)||this._collideForSubMesh(a,t,e)}},i.prototype._checkCollision=function(t){this._boundingInfo._checkCollision(t)&&(e.Matrix.ScalingToRef(1/t.radius.x,1/t.radius.y,1/t.radius.z,this._collisionsScalingMatrix),this.worldMatrixFromCache.multiplyToRef(this._collisionsScalingMatrix,this._collisionsTransformMatrix),this._processCollisionsForSubMeshes(t,this._collisionsTransformMatrix))},i.prototype._generatePointsArray=function(){return!1},i.prototype.intersects=function(t,i){var r=new e.PickingInfo;if(!(this.subMeshes&&this._boundingInfo&&t.intersectsSphere(this._boundingInfo.boundingSphere)&&t.intersectsBox(this._boundingInfo.boundingBox)))return r;if(!this._generatePointsArray())return r;var n,o,s=null;if(this._submeshesOctree&&this.useOctreeForPicking){var a=e.Ray.Transform(t,this.getWorldMatrix()),c=this._submeshesOctree.intersectsRay(a);o=c.length,n=c.data}else o=(n=this.subMeshes).length;for(var h=0;h<o;h++){var u=n[h];if(!(o>1)||u.canIntersects(t)){var l=u.intersects(t,this._positions,this.getIndices(),i);if(l&&(i||!s||l.distance<s.distance)&&((s=l).subMeshId=h,i))break}}if(s){var f=this.getWorldMatrix(),d=e.Vector3.TransformCoordinates(t.origin,f),p=t.direction.clone();p=p.scale(s.distance);var m=e.Vector3.TransformNormal(p,f),g=d.add(m);return r.hit=!0,r.distance=e.Vector3.Distance(d,g),r.pickedPoint=g,r.pickedMesh=this,r.bu=s.bu,r.bv=s.bv,r.faceId=s.faceId,r.subMeshId=s.subMeshId,r}return r},i.prototype.clone=function(e,t,i){return null},i.prototype.releaseSubMeshes=function(){if(this.subMeshes)for(;this.subMeshes.length;)this.subMeshes[0].dispose();else this.subMeshes=new Array},i.prototype.dispose=function(e){var i,r=this;for(this.actionManager&&(this.actionManager.dispose(),this.actionManager=null),this.skeleton=null,this.getScene().stopAnimation(this),this.physicsImpostor&&this.physicsImpostor.dispose(),i=0;i<this._intersectionsInProgress.length;i++){var n=this._intersectionsInProgress[i],o=n._intersectionsInProgress.indexOf(this);n._intersectionsInProgress.splice(o,1)}if(this._intersectionsInProgress=[],this.getScene().lights.forEach(function(e){var t=e.includedOnlyMeshes.indexOf(r);-1!==t&&e.includedOnlyMeshes.splice(t,1),-1!==(t=e.excludedMeshes.indexOf(r))&&e.excludedMeshes.splice(t,1);var i=e.getShadowGenerator();i&&(-1!==(t=i.getShadowMap().renderList.indexOf(r))&&i.getShadowMap().renderList.splice(t,1))}),this._edgesRenderer&&(this._edgesRenderer.dispose(),this._edgesRenderer=null),this.releaseSubMeshes(),this.getScene().getEngine().unbindAllAttributes(),this.getScene().removeMesh(this),e){var s=this.getChildMeshes(!0);for(i=0;i<s.length;i++){var a=s[i];a.parent=null,a.computeWorldMatrix(!0)}}else{for(i=0;i<this.getScene().particleSystems.length;i++)this.getScene().particleSystems[i].emitter===this&&(this.getScene().particleSystems[i].dispose(),i--);var c=this.getDescendants(!0);for(i=0;i<c.length;i++)c[i].dispose()}this.onAfterWorldMatrixUpdateObservable.clear(),this.onCollideObservable.clear(),this.onCollisionPositionChangeObservable.clear(),this._isDisposed=!0,t.prototype.dispose.call(this)},i.prototype.getDirection=function(t){var i=e.Vector3.Zero();return this.getDirectionToRef(t,i),i},i.prototype.getDirectionToRef=function(t,i){e.Vector3.TransformNormalToRef(t,this.getWorldMatrix(),i)},i.prototype.setPivotPoint=function(t,i){void 0===i&&(i=e.Space.LOCAL),0==this.getScene().getRenderId()&&this.computeWorldMatrix(!0);var r=this.getWorldMatrix();if(i==e.Space.WORLD){var n=e.Tmp.Matrix[0];r.invertToRef(n),t=e.Vector3.TransformCoordinates(t,n)}e.Vector3.TransformCoordinatesToRef(t,r,this.position),this._pivotMatrix.m[12]=-t.x,this._pivotMatrix.m[13]=-t.y,this._pivotMatrix.m[14]=-t.z,this._cache.pivotMatrixUpdated=!0},i.prototype.getPivotPoint=function(){var t=e.Vector3.Zero();return this.getPivotPointToRef(t),t},i.prototype.getPivotPointToRef=function(e){e.x=-this._pivotMatrix.m[12],e.y=-this._pivotMatrix.m[13],e.z=-this._pivotMatrix.m[14]},i.prototype.getAbsolutePivotPoint=function(){var t=e.Vector3.Zero();return this.getAbsolutePivotPointToRef(t),t},i.prototype.getAbsolutePivotPointToRef=function(t){t.x=this._pivotMatrix.m[12],t.y=this._pivotMatrix.m[13],t.z=this._pivotMatrix.m[14],this.getPivotPointToRef(t),e.Vector3.TransformCoordinatesToRef(t,this.getWorldMatrix(),t)},i._BILLBOARDMODE_NONE=0,i._BILLBOARDMODE_X=1,i._BILLBOARDMODE_Y=2,i._BILLBOARDMODE_Z=4,i._BILLBOARDMODE_ALL=7,i._rotationAxisCache=new e.Quaternion,i._lookAtVectorCache=new e.Vector3(0,0,0),i}(e.Node);e.AbstractMesh=t}(s||(s={})),function(e){var t=function(t){function i(i,r){t.call(this,i,r),this.diffuse=new e.Color3(1,1,1),this.specular=new e.Color3(1,1,1),this.intensity=1,this.range=Number.MAX_VALUE,this.includeOnlyWithLayerMask=0,this.includedOnlyMeshes=new Array,this.excludedMeshes=new Array,this.excludeWithLayerMask=0,this.lightmapMode=0,this.radius=1e-5,this._excludedMeshesIds=new Array,this._includedOnlyMeshesIds=new Array,r.addLight(this)}return c(i,t),Object.defineProperty(i,"LIGHTMAP_DEFAULT",{get:function(){return i._LIGHTMAP_DEFAULT},enumerable:!0,configurable:!0}),Object.defineProperty(i,"LIGHTMAP_SPECULAR",{get:function(){return i._LIGHTMAP_SPECULAR},enumerable:!0,configurable:!0}),Object.defineProperty(i,"LIGHTMAP_SHADOWSONLY",{get:function(){return i._LIGHTMAP_SHADOWSONLY},enumerable:!0,configurable:!0}),i.prototype.toString=function(e){var t="Name: "+this.name;if(t+=", type: "+["Point","Directional","Spot","Hemispheric"][this.getTypeID()],this.animations)for(var i=0;i<this.animations.length;i++)t+=", animation[0]: "+this.animations[i].toString(e);return t},i.prototype.getShadowGenerator=function(){return this._shadowGenerator},i.prototype.getAbsolutePosition=function(){return e.Vector3.Zero()},i.prototype.transferToEffect=function(e,t,i){},i.prototype._getWorldMatrix=function(){return e.Matrix.Identity()},i.prototype.canAffectMesh=function(e){return!(e&&(this.includedOnlyMeshes.length>0&&-1===this.includedOnlyMeshes.indexOf(e)||this.excludedMeshes.length>0&&-1!==this.excludedMeshes.indexOf(e)||0!==this.includeOnlyWithLayerMask&&0==(this.includeOnlyWithLayerMask&e.layerMask)||0!==this.excludeWithLayerMask&&this.excludeWithLayerMask&e.layerMask))},i.prototype.getWorldMatrix=function(){this._currentRenderId=this.getScene().getRenderId();var t=this._getWorldMatrix();return this.parent&&this.parent.getWorldMatrix?(this._parentedWorldMatrix||(this._parentedWorldMatrix=e.Matrix.Identity()),t.multiplyToRef(this.parent.getWorldMatrix(),this._parentedWorldMatrix),this._markSyncedWithParent(),this._parentedWorldMatrix):t},i.prototype.dispose=function(){this._shadowGenerator&&(this._shadowGenerator.dispose(),this._shadowGenerator=null),this.getScene().stopAnimation(this),this.getScene().removeLight(this),t.prototype.dispose.call(this)},i.prototype.getTypeID=function(){return 0},i.prototype.clone=function(t){return e.SerializationHelper.Clone(i.GetConstructorFromName(this.getTypeID(),t,this.getScene()),this)},i.prototype.serialize=function(){var t=e.SerializationHelper.Serialize(this);return t.type=this.getTypeID(),this.parent&&(t.parentId=this.parent.id),this.excludedMeshes.length>0&&(t.excludedMeshesIds=[],this.excludedMeshes.forEach(function(e){t.excludedMeshesIds.push(e.id)})),this.includedOnlyMeshes.length>0&&(t.includedOnlyMeshesIds=[],this.includedOnlyMeshes.forEach(function(e){t.includedOnlyMeshesIds.push(e.id)})),e.Animation.AppendSerializedAnimations(this,t),t.ranges=this.serializeAnimationRanges(),t},i.GetConstructorFromName=function(t,i,r){switch(t){case 0:return function(){return new e.PointLight(i,e.Vector3.Zero(),r)};case 1:return function(){return new e.DirectionalLight(i,e.Vector3.Zero(),r)};case 2:return function(){return new e.SpotLight(i,e.Vector3.Zero(),e.Vector3.Zero(),0,0,r)};case 3:return function(){return new e.HemisphericLight(i,e.Vector3.Zero(),r)}}},i.Parse=function(t,r){var n=e.SerializationHelper.Parse(i.GetConstructorFromName(t.type,t.name,r),t,r);if(t.excludedMeshesIds&&(n._excludedMeshesIds=t.excludedMeshesIds),t.includedOnlyMeshesIds&&(n._includedOnlyMeshesIds=t.includedOnlyMeshesIds),t.parentId&&(n._waitingParentId=t.parentId),t.animations){for(var o=0;o<t.animations.length;o++){var s=t.animations[o];n.animations.push(e.Animation.Parse(s))}e.Node.ParseAnimationRanges(n,t,r)}return t.autoAnimate&&r.beginAnimation(n,t.autoAnimateFrom,t.autoAnimateTo,t.autoAnimateLoop,t.autoAnimateSpeed||1),n},i._LIGHTMAP_DEFAULT=0,i._LIGHTMAP_SPECULAR=1,i._LIGHTMAP_SHADOWSONLY=2,a([e.serializeAsColor3()],i.prototype,"diffuse",void 0),a([e.serializeAsColor3()],i.prototype,"specular",void 0),a([e.serialize()],i.prototype,"intensity",void 0),a([e.serialize()],i.prototype,"range",void 0),a([e.serialize()],i.prototype,"includeOnlyWithLayerMask",void 0),a([e.serialize()],i.prototype,"excludeWithLayerMask",void 0),a([e.serialize()],i.prototype,"lightmapMode",void 0),a([e.serialize()],i.prototype,"radius",void 0),i}(e.Node);e.Light=t}(s||(s={})),function(e){var t=function(t){function i(e,i,r){t.call(this,e,r),this.position=i}return c(i,t),i.prototype.getAbsolutePosition=function(){return this.transformedPosition?this.transformedPosition:this.position},i.prototype.computeTransformedPosition=function(){return!(!this.parent||!this.parent.getWorldMatrix||(this.transformedPosition||(this.transformedPosition=e.Vector3.Zero()),e.Vector3.TransformCoordinatesToRef(this.position,this.parent.getWorldMatrix(),this.transformedPosition),0))},i.prototype.transferToEffect=function(e,t){return this.parent&&this.parent.getWorldMatrix?(this.computeTransformedPosition(),void e.setFloat4(t,this.transformedPosition.x,this.transformedPosition.y,this.transformedPosition.z,0)):void e.setFloat4(t,this.position.x,this.position.y,this.position.z,0)},i.prototype.needCube=function(){return!0},i.prototype.supportsVSM=function(){return!1},i.prototype.needRefreshPerFrame=function(){return!1},i.prototype.getShadowDirection=function(t){switch(t){case 0:return new e.Vector3(1,0,0);case 1:return new e.Vector3(-1,0,0);case 2:return new e.Vector3(0,-1,0);case 3:return new e.Vector3(0,1,0);case 4:return new e.Vector3(0,0,1);case 5:return new e.Vector3(0,0,-1)}return e.Vector3.Zero()},i.prototype.setShadowProjectionMatrix=function(t,i,r){var n=this.getScene().activeCamera;e.Matrix.PerspectiveFovLHToRef(Math.PI/2,1,n.minZ,n.maxZ,t)},i.prototype._getWorldMatrix=function(){return this._worldMatrix||(this._worldMatrix=e.Matrix.Identity()),e.Matrix.TranslationToRef(this.position.x,this.position.y,this.position.z,this._worldMatrix),this._worldMatrix},i.prototype.getTypeID=function(){return 0},a([e.serializeAsVector3()],i.prototype,"position",void 0),i}(e.Light);e.PointLight=t}(s||(s={})),function(e){var t=function(t){function i(e,i,r,n,o,s){t.call(this,e,s),this.position=i,this.direction=r,this.angle=n,this.exponent=o}return c(i,t),i.prototype.getAbsolutePosition=function(){return this.transformedPosition?this.transformedPosition:this.position},i.prototype.setShadowProjectionMatrix=function(t,i,r){var n=this.getScene().activeCamera;e.Matrix.PerspectiveFovLHToRef(this.angle,1,n.minZ,n.maxZ,t)},i.prototype.needCube=function(){return!1},i.prototype.supportsVSM=function(){return!0},i.prototype.needRefreshPerFrame=function(){return!1},i.prototype.getShadowDirection=function(e){return this.direction},i.prototype.setDirectionToTarget=function(t){return this.direction=e.Vector3.Normalize(t.subtract(this.position)),this.direction},i.prototype.computeTransformedPosition=function(){return!(!this.parent||!this.parent.getWorldMatrix||(this.transformedPosition||(this.transformedPosition=e.Vector3.Zero()),e.Vector3.TransformCoordinatesToRef(this.position,this.parent.getWorldMatrix(),this.transformedPosition),0))},i.prototype.transferToEffect=function(t,i,r){var n;this.parent&&this.parent.getWorldMatrix?(this._transformedDirection||(this._transformedDirection=e.Vector3.Zero()),this.computeTransformedPosition(),e.Vector3.TransformNormalToRef(this.direction,this.parent.getWorldMatrix(),this._transformedDirection),t.setFloat4(i,this.transformedPosition.x,this.transformedPosition.y,this.transformedPosition.z,this.exponent),n=e.Vector3.Normalize(this._transformedDirection)):(t.setFloat4(i,this.position.x,this.position.y,this.position.z,this.exponent),n=e.Vector3.Normalize(this.direction)),t.setFloat4(r,n.x,n.y,n.z,Math.cos(.5*this.angle))},i.prototype._getWorldMatrix=function(){return this._worldMatrix||(this._worldMatrix=e.Matrix.Identity()),e.Matrix.TranslationToRef(this.position.x,this.position.y,this.position.z,this._worldMatrix),this._worldMatrix},i.prototype.getTypeID=function(){return 2},i.prototype.getRotation=function(){this.direction.normalize();var t=e.Vector3.Cross(this.direction,e.Axis.Y),i=e.Vector3.Cross(t,this.direction);return e.Vector3.RotationFromAxis(t,i,this.direction)},a([e.serializeAsVector3()],i.prototype,"position",void 0),a([e.serializeAsVector3()],i.prototype,"direction",void 0),a([e.serialize()],i.prototype,"angle",void 0),a([e.serialize()],i.prototype,"exponent",void 0),i}(e.Light);e.SpotLight=t}(s||(s={})),function(e){var t=function(t){function i(i,r,n){t.call(this,i,n),this.groundColor=new e.Color3(0,0,0),this.direction=r}return c(i,t),i.prototype.setDirectionToTarget=function(t){return this.direction=e.Vector3.Normalize(t.subtract(e.Vector3.Zero())),this.direction},i.prototype.getShadowGenerator=function(){return null},i.prototype.transferToEffect=function(t,i,r){var n=e.Vector3.Normalize(this.direction);t.setFloat4(i,n.x,n.y,n.z,0),t.setColor3(r,this.groundColor.scale(this.intensity))},i.prototype._getWorldMatrix=function(){return this._worldMatrix||(this._worldMatrix=e.Matrix.Identity()),this._worldMatrix},i.prototype.getTypeID=function(){return 3},a([e.serializeAsColor3()],i.prototype,"groundColor",void 0),a([e.serializeAsVector3()],i.prototype,"direction",void 0),i}(e.Light);e.HemisphericLight=t}(s||(s={})),function(e){var t=function(t){function i(e,i,r){t.call(this,e,r),this.shadowOrthoScale=.5,this.autoUpdateExtends=!0,this._orthoLeft=Number.MAX_VALUE,this._orthoRight=Number.MIN_VALUE,this._orthoTop=Number.MIN_VALUE,this._orthoBottom=Number.MAX_VALUE,this.position=i.scale(-1),this.direction=i}return c(i,t),i.prototype.getAbsolutePosition=function(){return this.transformedPosition?this.transformedPosition:this.position},i.prototype.setDirectionToTarget=function(t){return this.direction=e.Vector3.Normalize(t.subtract(this.position)),this.direction},i.prototype.setShadowProjectionMatrix=function(t,i,r){var n=this.getScene().activeCamera;if(this.autoUpdateExtends||this._orthoLeft===Number.MAX_VALUE){var o=e.Vector3.Zero();this._orthoLeft=Number.MAX_VALUE,this._orthoRight=Number.MIN_VALUE,this._orthoTop=Number.MIN_VALUE,this._orthoBottom=Number.MAX_VALUE;for(var s=0;s<r.length;s++){var a=r[s];if(a){var c=a.getBoundingInfo();if(c)for(var h=c.boundingBox,u=0;u<h.vectorsWorld.length;u++)e.Vector3.TransformCoordinatesToRef(h.vectorsWorld[u],i,o),o.x<this._orthoLeft&&(this._orthoLeft=o.x),o.y<this._orthoBottom&&(this._orthoBottom=o.y),o.x>this._orthoRight&&(this._orthoRight=o.x),o.y>this._orthoTop&&(this._orthoTop=o.y)}}}var l=this._orthoRight-this._orthoLeft,f=this._orthoTop-this._orthoBottom;e.Matrix.OrthoOffCenterLHToRef(this._orthoLeft-l*this.shadowOrthoScale,this._orthoRight+l*this.shadowOrthoScale,this._orthoBottom-f*this.shadowOrthoScale,this._orthoTop+f*this.shadowOrthoScale,-n.maxZ,n.maxZ,t)},i.prototype.supportsVSM=function(){return!0},i.prototype.needRefreshPerFrame=function(){return!0},i.prototype.needCube=function(){return!1},i.prototype.getShadowDirection=function(e){return this.direction},i.prototype.computeTransformedPosition=function(){return!(!this.parent||!this.parent.getWorldMatrix||(this.transformedPosition||(this.transformedPosition=e.Vector3.Zero()),e.Vector3.TransformCoordinatesToRef(this.position,this.parent.getWorldMatrix(),this.transformedPosition),0))},i.prototype.transferToEffect=function(t,i){return this.parent&&this.parent.getWorldMatrix?(this._transformedDirection||(this._transformedDirection=e.Vector3.Zero()),e.Vector3.TransformNormalToRef(this.direction,this.parent.getWorldMatrix(),this._transformedDirection),void t.setFloat4(i,this._transformedDirection.x,this._transformedDirection.y,this._transformedDirection.z,1)):void t.setFloat4(i,this.direction.x,this.direction.y,this.direction.z,1)},i.prototype._getWorldMatrix=function(){return this._worldMatrix||(this._worldMatrix=e.Matrix.Identity()),e.Matrix.TranslationToRef(this.position.x,this.position.y,this.position.z,this._worldMatrix),this._worldMatrix},i.prototype.getTypeID=function(){return 1},a([e.serializeAsVector3()],i.prototype,"position",void 0),a([e.serializeAsVector3()],i.prototype,"direction",void 0),a([e.serialize()],i.prototype,"shadowOrthoScale",void 0),a([e.serialize()],i.prototype,"autoUpdateExtends",void 0),i}(e.Light);e.DirectionalLight=t}(s||(s={})),function(e){var t=function(){function t(i,r){var n=this;this._filter=t.FILTER_NONE,this.blurScale=2,this._blurBoxOffset=0,this._bias=5e-5,this._lightDirection=e.Vector3.Zero(),this.forceBackFacesOnly=!1,this._darkness=0,this._transparencyShadow=!1,this._viewMatrix=e.Matrix.Zero(),this._projectionMatrix=e.Matrix.Zero(),this._transformMatrix=e.Matrix.Zero(),this._worldViewProjection=e.Matrix.Zero(),this._currentFaceIndex=0,this._currentFaceIndexCache=0,this._useFullFloat=!0,this._light=r,this._scene=r.getScene(),this._mapSize=i,r._shadowGenerator=this;var o,s=this._scene.getEngine().getCaps();s.textureFloat&&s.textureFloatLinearFiltering&&s.textureFloatRender?(this._useFullFloat=!0,o=e.Engine.TEXTURETYPE_FLOAT):(this._useFullFloat=!1,o=e.Engine.TEXTURETYPE_UNSIGNED_INT),this._shadowMap=new e.RenderTargetTexture(r.name+"_shadowMap",i,this._scene,!1,!0,o,r.needCube()),this._shadowMap.wrapU=e.Texture.CLAMP_ADDRESSMODE,this._shadowMap.wrapV=e.Texture.CLAMP_ADDRESSMODE,this._shadowMap.anisotropicFilteringLevel=1,this._shadowMap.updateSamplingMode(e.Texture.NEAREST_SAMPLINGMODE),this._shadowMap.renderParticles=!1,this._shadowMap.onBeforeRenderObservable.add(function(e){n._currentFaceIndex=e}),this._shadowMap.onAfterUnbindObservable.add(function(){n.useBlurVarianceShadowMap&&(n._shadowMap2||(n._shadowMap2=new e.RenderTargetTexture(r.name+"_shadowMap",i,n._scene,!1,!0,o),n._shadowMap2.wrapU=e.Texture.CLAMP_ADDRESSMODE,n._shadowMap2.wrapV=e.Texture.CLAMP_ADDRESSMODE,n._shadowMap2.updateSamplingMode(e.Texture.TRILINEAR_SAMPLINGMODE),n._downSamplePostprocess=new e.PassPostProcess("downScale",1/n.blurScale,null,e.Texture.BILINEAR_SAMPLINGMODE,n._scene.getEngine()),n._downSamplePostprocess.onApplyObservable.add(function(e){e.setTexture("textureSampler",n._shadowMap)}),n.blurBoxOffset=1),n._scene.postProcessManager.directRender([n._downSamplePostprocess,n._boxBlurPostprocess],n._shadowMap2.getInternalTexture()))});var a=function(t){var i=t.getRenderingMesh(),r=n._scene,o=r.getEngine();o.setState(t.getMaterial().backFaceCulling);var s=i._getInstancesRenderList(t._id);if(!s.mustReturn){var a=null!==o.getCaps().instancedArrays&&null!==s.visibleInstances[t._id]&&void 0!==s.visibleInstances[t._id];if(n.isReady(t,a)){o.enableEffect(n._effect),i._bind(t,n._effect,e.Material.TriangleFillMode);var c=t.getMaterial();if(n._effect.setMatrix("viewProjection",n.getTransformMatrix()),n._effect.setVector3("lightPosition",n.getLight().position),n.getLight().needCube()&&n._effect.setFloat2("depthValues",r.activeCamera.minZ,r.activeCamera.maxZ),c&&c.needAlphaTesting()){var h=c.getAlphaTestTexture();n._effect.setTexture("diffuseSampler",h),n._effect.setMatrix("diffuseMatrix",h.getTextureMatrix())}i.useBones&&i.computeBonesUsingShaders&&n._effect.setMatrices("mBones",i.skeleton.getTransformMatrices(i)),n.forceBackFacesOnly&&o.setState(!0,0,!1,!0),i._processRendering(t,n._effect,e.Material.TriangleFillMode,s,a,function(e,t){return n._effect.setMatrix("world",t)}),n.forceBackFacesOnly&&o.setState(!0,0,!1,!1)}else n._shadowMap.resetRefreshCounter()}};this._shadowMap.customRenderFunction=function(e,t,i){var r;for(r=0;r<e.length;r++)a(e.data[r]);for(r=0;r<t.length;r++)a(t.data[r]);if(n._transparencyShadow)for(r=0;r<i.length;r++)a(i.data[r])},this._shadowMap.onClearObservable.add(function(t){n.useBlurVarianceShadowMap||n.useVarianceShadowMap?t.clear(new e.Color4(0,0,0,0),!0,!0,!0):t.clear(new e.Color4(1,1,1,1),!0,!0,!0)})}return Object.defineProperty(t,"FILTER_NONE",{get:function(){return t._FILTER_NONE},enumerable:!0,configurable:!0}),Object.defineProperty(t,"FILTER_VARIANCESHADOWMAP",{get:function(){return t._FILTER_VARIANCESHADOWMAP},enumerable:!0,configurable:!0}),Object.defineProperty(t,"FILTER_POISSONSAMPLING",{get:function(){return t._FILTER_POISSONSAMPLING},enumerable:!0,configurable:!0}),Object.defineProperty(t,"FILTER_BLURVARIANCESHADOWMAP",{get:function(){return t._FILTER_BLURVARIANCESHADOWMAP},enumerable:!0,configurable:!0}),Object.defineProperty(t.prototype,"bias",{get:function(){return this._bias},set:function(e){this._bias=e},enumerable:!0,configurable:!0}),Object.defineProperty(t.prototype,"blurBoxOffset",{get:function(){return this._blurBoxOffset},set:function(t){var i=this;this._blurBoxOffset!==t&&(this._blurBoxOffset=t,this._boxBlurPostprocess&&this._boxBlurPostprocess.dispose(),this._boxBlurPostprocess=new e.PostProcess("DepthBoxBlur","depthBoxBlur",["screenSize","boxOffset"],[],1/this.blurScale,null,e.Texture.BILINEAR_SAMPLINGMODE,this._scene.getEngine(),!1,"#define OFFSET "+t),this._boxBlurPostprocess.onApplyObservable.add(function(e){e.setFloat2("screenSize",i._mapSize/i.blurScale,i._mapSize/i.blurScale)}))},enumerable:!0,configurable:!0}),Object.defineProperty(t.prototype,"filter",{get:function(){return this._filter},set:function(t){this._filter!==t&&(this._filter=t,this.useVarianceShadowMap||this.useBlurVarianceShadowMap||this.usePoissonSampling?(this._shadowMap.anisotropicFilteringLevel=16,this._shadowMap.updateSamplingMode(e.Texture.BILINEAR_SAMPLINGMODE)):(this._shadowMap.anisotropicFilteringLevel=1,this._shadowMap.updateSamplingMode(e.Texture.NEAREST_SAMPLINGMODE)))},enumerable:!0,configurable:!0}),Object.defineProperty(t.prototype,"useVarianceShadowMap",{get:function(){return this.filter===t.FILTER_VARIANCESHADOWMAP&&this._light.supportsVSM()},set:function(e){this.filter=e?t.FILTER_VARIANCESHADOWMAP:t.FILTER_NONE},enumerable:!0,configurable:!0}),Object.defineProperty(t.prototype,"usePoissonSampling",{get:function(){return this.filter===t.FILTER_POISSONSAMPLING||!this._light.supportsVSM()&&(this.filter===t.FILTER_VARIANCESHADOWMAP||this.filter===t.FILTER_BLURVARIANCESHADOWMAP)},set:function(e){this.filter=e?t.FILTER_POISSONSAMPLING:t.FILTER_NONE},enumerable:!0,configurable:!0}),Object.defineProperty(t.prototype,"useBlurVarianceShadowMap",{get:function(){return this.filter===t.FILTER_BLURVARIANCESHADOWMAP&&this._light.supportsVSM()},set:function(e){this.filter=e?t.FILTER_BLURVARIANCESHADOWMAP:t.FILTER_NONE},enumerable:!0,configurable:!0}),t.prototype.isReady=function(t,i){var r=[];this._useFullFloat&&r.push("#define FULLFLOAT"),(this.useVarianceShadowMap||this.useBlurVarianceShadowMap)&&r.push("#define VSM"),this.getLight().needCube()&&r.push("#define CUBEMAP");var n=[e.VertexBuffer.PositionKind],o=t.getMesh(),s=t.getMaterial();s&&s.needAlphaTesting()&&(r.push("#define ALPHATEST"),o.isVerticesDataPresent(e.VertexBuffer.UVKind)&&(n.push(e.VertexBuffer.UVKind),r.push("#define UV1")),o.isVerticesDataPresent(e.VertexBuffer.UV2Kind))&&(1===s.getAlphaTestTexture().coordinatesIndex&&(n.push(e.VertexBuffer.UV2Kind),r.push("#define UV2")));o.useBones&&o.computeBonesUsingShaders?(n.push(e.VertexBuffer.MatricesIndicesKind),n.push(e.VertexBuffer.MatricesWeightsKind),o.numBoneInfluencers>4&&(n.push(e.VertexBuffer.MatricesIndicesExtraKind),n.push(e.VertexBuffer.MatricesWeightsExtraKind)),r.push("#define NUM_BONE_INFLUENCERS "+o.numBoneInfluencers),r.push("#define BonesPerMesh "+(o.skeleton.bones.length+1))):r.push("#define NUM_BONE_INFLUENCERS 0"),i&&(r.push("#define INSTANCES"),n.push("world0"),n.push("world1"),n.push("world2"),n.push("world3"));var a=r.join("\n");return this._cachedDefines!==a&&(this._cachedDefines=a,this._effect=this._scene.getEngine().createEffect("shadowMap",n,["world","mBones","viewProjection","diffuseMatrix","lightPosition","depthValues"],["diffuseSampler"],a)),this._effect.isReady()},t.prototype.getShadowMap=function(){return this._shadowMap},t.prototype.getShadowMapForRendering=function(){return this._shadowMap2?this._shadowMap2:this._shadowMap},t.prototype.getLight=function(){return this._light},t.prototype.getTransformMatrix=function(){var t=this._scene;if(this._currentRenderID===t.getRenderId()&&this._currentFaceIndexCache===this._currentFaceIndex)return this._transformMatrix;this._currentRenderID=t.getRenderId(),this._currentFaceIndexCache=this._currentFaceIndex;var i=this._light.position;return e.Vector3.NormalizeToRef(this._light.getShadowDirection(this._currentFaceIndex),this._lightDirection),1===Math.abs(e.Vector3.Dot(this._lightDirection,e.Vector3.Up()))&&(this._lightDirection.z=1e-13),this._light.computeTransformedPosition()&&(i=this._light.transformedPosition),!this._light.needRefreshPerFrame()&&this._cachedPosition&&this._cachedDirection&&i.equals(this._cachedPosition)&&this._lightDirection.equals(this._cachedDirection)||(this._cachedPosition=i.clone(),this._cachedDirection=this._lightDirection.clone(),e.Matrix.LookAtLHToRef(i,i.add(this._lightDirection),e.Vector3.Up(),this._viewMatrix),this._light.setShadowProjectionMatrix(this._projectionMatrix,this._viewMatrix,this.getShadowMap().renderList),this._viewMatrix.multiplyToRef(this._projectionMatrix,this._transformMatrix)),this._transformMatrix},t.prototype.getDarkness=function(){return this._darkness},t.prototype.setDarkness=function(e){this._darkness=e>=1?1:e<=0?0:e},t.prototype.setTransparencyShadow=function(e){this._transparencyShadow=e},t.prototype._packHalf=function(t){var i=255*t,r=i-Math.floor(i);return new e.Vector2(t-r/255,r)},t.prototype.dispose=function(){this._shadowMap.dispose(),this._shadowMap2&&this._shadowMap2.dispose(),this._downSamplePostprocess&&this._downSamplePostprocess.dispose(),this._boxBlurPostprocess&&this._boxBlurPostprocess.dispose()},t.prototype.serialize=function(){var e={};e.lightId=this._light.id,e.mapSize=this.getShadowMap().getRenderSize(),e.useVarianceShadowMap=this.useVarianceShadowMap,e.usePoissonSampling=this.usePoissonSampling,e.forceBackFacesOnly=this.forceBackFacesOnly,e.renderList=[];for(var t=0;t<this.getShadowMap().renderList.length;t++){var i=this.getShadowMap().renderList[t];e.renderList.push(i.id)}return e},t.Parse=function(e,i){for(var r=i.getLightByID(e.lightId),n=new t(e.mapSize,r),o=0;o<e.renderList.length;o++){i.getMeshesByID(e.renderList[o]).forEach(function(e){n.getShadowMap().renderList.push(e)})}return e.usePoissonSampling?n.usePoissonSampling=!0:e.useVarianceShadowMap?n.useVarianceShadowMap=!0:e.useBlurVarianceShadowMap&&(n.useBlurVarianceShadowMap=!0,e.blurScale&&(n.blurScale=e.blurScale),e.blurBoxOffset&&(n.blurBoxOffset=e.blurBoxOffset)),void 0!==e.bias&&(n.bias=e.bias),n.forceBackFacesOnly=e.forceBackFacesOnly,n},t._FILTER_NONE=0,t._FILTER_VARIANCESHADOWMAP=1,t._FILTER_POISSONSAMPLING=2,t._FILTER_BLURVARIANCESHADOWMAP=3,t}();e.ShadowGenerator=t}(s||(s={})),function(e){var t=function(){var e={root:0,found:!1};return function(t,i,r,n){e.root=0,e.found=!1;var o=i*i-4*t*r;if(o<0)return e;var s=Math.sqrt(o),a=(-i-s)/(2*t),c=(-i+s)/(2*t);if(a>c){var h=c;c=a,a=h}return a>0&&a<n?(e.root=a,e.found=!0,e):c>0&&c<n?(e.root=c,e.found=!0,e):e}}(),i=function(){function i(){this.radius=new e.Vector3(1,1,1),this.retry=0,this.basePointWorld=e.Vector3.Zero(),this.velocityWorld=e.Vector3.Zero(),this.normalizedVelocity=e.Vector3.Zero(),this._collisionPoint=e.Vector3.Zero(),this._planeIntersectionPoint=e.Vector3.Zero(),this._tempVector=e.Vector3.Zero(),this._tempVector2=e.Vector3.Zero(),this._tempVector3=e.Vector3.Zero(),this._tempVector4=e.Vector3.Zero(),this._edge=e.Vector3.Zero(),this._baseToVertex=e.Vector3.Zero(),this._destinationPoint=e.Vector3.Zero(),this._slidePlaneNormal=e.Vector3.Zero(),this._displacementVector=e.Vector3.Zero()}return i.prototype._initialize=function(t,i,r){this.velocity=i,e.Vector3.NormalizeToRef(i,this.normalizedVelocity),this.basePoint=t,t.multiplyToRef(this.radius,this.basePointWorld),i.multiplyToRef(this.radius,this.velocityWorld),this.velocityWorldLength=this.velocityWorld.length(),this.epsilon=r,this.collisionFound=!1},i.prototype._checkPointInTriangle=function(t,i,r,n,o){i.subtractToRef(t,this._tempVector),r.subtractToRef(t,this._tempVector2),e.Vector3.CrossToRef(this._tempVector,this._tempVector2,this._tempVector4);var s=e.Vector3.Dot(this._tempVector4,o);return!(s<0)&&(n.subtractToRef(t,this._tempVector3),e.Vector3.CrossToRef(this._tempVector2,this._tempVector3,this._tempVector4),!((s=e.Vector3.Dot(this._tempVector4,o))<0)&&(e.Vector3.CrossToRef(this._tempVector3,this._tempVector,this._tempVector4),(s=e.Vector3.Dot(this._tempVector4,o))>=0))},i.prototype._canDoCollision=function(t,i,r,n){var o=e.Vector3.Distance(this.basePointWorld,t),s=Math.max(this.radius.x,this.radius.y,this.radius.z);return!(o>this.velocityWorldLength+s+i||!function(e,t,i,r){return!(e.x>i.x+r||i.x-r>t.x||e.y>i.y+r||i.y-r>t.y||e.z>i.z+r||i.z-r>t.z)}(r,n,this.basePointWorld,this.velocityWorldLength+s))},i.prototype._testTriangle=function(i,r,n,o,s,a){var c,h=!1;r||(r=[]),r[i]||(r[i]=new e.Plane(0,0,0,0),r[i].copyFromPoints(n,o,s));var u=r[i];if(a||u.isFrontFacingTo(this.normalizedVelocity,0)){var l=u.signedDistanceTo(this.basePoint),f=e.Vector3.Dot(u.normal,this.velocity);if(0==f){if(Math.abs(l)>=1)return;h=!0,c=0}else{var d=(1-l)/f;if((c=(-1-l)/f)>d){var p=d;d=c,c=p}if(c>1||d<0)return;c<0&&(c=0),c>1&&(c=1)}this._collisionPoint.copyFromFloats(0,0,0);var m=!1,g=1;if(h||(this.basePoint.subtractToRef(u.normal,this._planeIntersectionPoint),this.velocity.scaleToRef(c,this._tempVector),this._planeIntersectionPoint.addInPlace(this._tempVector),this._checkPointInTriangle(this._planeIntersectionPoint,n,o,s,u.normal)&&(m=!0,g=c,this._collisionPoint.copyFrom(this._planeIntersectionPoint))),!m){var _=this.velocity.lengthSquared(),v=_;this.basePoint.subtractToRef(n,this._tempVector);var y=2*e.Vector3.Dot(this.velocity,this._tempVector),b=this._tempVector.lengthSquared()-1,x=t(v,y,b,g);x.found&&(g=x.root,m=!0,this._collisionPoint.copyFrom(n)),this.basePoint.subtractToRef(o,this._tempVector),y=2*e.Vector3.Dot(this.velocity,this._tempVector),b=this._tempVector.lengthSquared()-1,(x=t(v,y,b,g)).found&&(g=x.root,m=!0,this._collisionPoint.copyFrom(o)),this.basePoint.subtractToRef(s,this._tempVector),y=2*e.Vector3.Dot(this.velocity,this._tempVector),b=this._tempVector.lengthSquared()-1,(x=t(v,y,b,g)).found&&(g=x.root,m=!0,this._collisionPoint.copyFrom(s)),o.subtractToRef(n,this._edge),n.subtractToRef(this.basePoint,this._baseToVertex);var w=this._edge.lengthSquared(),S=e.Vector3.Dot(this._edge,this.velocity),T=e.Vector3.Dot(this._edge,this._baseToVertex);if(v=w*-_+S*S,y=w*(2*e.Vector3.Dot(this.velocity,this._baseToVertex))-2*S*T,b=w*(1-this._baseToVertex.lengthSquared())+T*T,(x=t(v,y,b,g)).found){var A=(S*x.root-T)/w;A>=0&&A<=1&&(g=x.root,m=!0,this._edge.scaleInPlace(A),n.addToRef(this._edge,this._collisionPoint))}s.subtractToRef(o,this._edge),o.subtractToRef(this.basePoint,this._baseToVertex),w=this._edge.lengthSquared(),S=e.Vector3.Dot(this._edge,this.velocity),T=e.Vector3.Dot(this._edge,this._baseToVertex),v=w*-_+S*S,y=w*(2*e.Vector3.Dot(this.velocity,this._baseToVertex))-2*S*T,b=w*(1-this._baseToVertex.lengthSquared())+T*T,(x=t(v,y,b,g)).found&&((A=(S*x.root-T)/w)>=0&&A<=1&&(g=x.root,m=!0,this._edge.scaleInPlace(A),o.addToRef(this._edge,this._collisionPoint))),n.subtractToRef(s,this._edge),s.subtractToRef(this.basePoint,this._baseToVertex),w=this._edge.lengthSquared(),S=e.Vector3.Dot(this._edge,this.velocity),T=e.Vector3.Dot(this._edge,this._baseToVertex),v=w*-_+S*S,y=w*(2*e.Vector3.Dot(this.velocity,this._baseToVertex))-2*S*T,b=w*(1-this._baseToVertex.lengthSquared())+T*T,(x=t(v,y,b,g)).found&&((A=(S*x.root-T)/w)>=0&&A<=1&&(g=x.root,m=!0,this._edge.scaleInPlace(A),s.addToRef(this._edge,this._collisionPoint)))}if(m){var M=g*this.velocity.length();(!this.collisionFound||M<this.nearestDistance)&&(this.intersectionPoint?this.intersectionPoint.copyFrom(this._collisionPoint):this.intersectionPoint=this._collisionPoint.clone(),this.nearestDistance=M,this.collisionFound=!0)}}},i.prototype._collide=function(e,t,i,r,n,o,s){for(var a=r;a<n;a+=3){var c=t[i[a]-o],h=t[i[a+1]-o],u=t[i[a+2]-o];this._testTriangle(a,e,u,h,c,s)}},i.prototype._getResponse=function(t,i){t.addToRef(i,this._destinationPoint),i.scaleInPlace(this.nearestDistance/i.length()),this.basePoint.addToRef(i,t),t.subtractToRef(this.intersectionPoint,this._slidePlaneNormal),this._slidePlaneNormal.normalize(),this._slidePlaneNormal.scaleToRef(this.epsilon,this._displacementVector),t.addInPlace(this._displacementVector),this.intersectionPoint.addInPlace(this._displacementVector),this._slidePlaneNormal.scaleInPlace(e.Plane.SignedDistanceToPlaneFromPositionAndNormal(this.intersectionPoint,this._slidePlaneNormal,this._destinationPoint)),this._destinationPoint.subtractInPlace(this._slidePlaneNormal),this._destinationPoint.subtractToRef(this.intersectionPoint,i)},i}();e.Collider=i}(s||(s={})),function(e){e.CollisionWorker="",function(e){e[e.INIT=0]="INIT",e[e.UPDATE=1]="UPDATE",e[e.COLLIDE=2]="COLLIDE"}(e.WorkerTaskType||(e.WorkerTaskType={}));var t=e.WorkerTaskType;!function(e){e[e.SUCCESS=0]="SUCCESS",e[e.UNKNOWN_ERROR=1]="UNKNOWN_ERROR"}(e.WorkerReplyType||(e.WorkerReplyType={}));var i=e.WorkerReplyType,r=function(){function r(){var n=this;this._scaledPosition=e.Vector3.Zero(),this._scaledVelocity=e.Vector3.Zero(),this.onMeshUpdated=function(e){n._addUpdateMeshesList[e.uniqueId]=r.SerializeMesh(e)},this.onGeometryUpdated=function(e){n._addUpdateGeometriesList[e.id]=r.SerializeGeometry(e)},this._afterRender=function(){if(n._init&&!(0==n._toRemoveGeometryArray.length&&0==n._toRemoveMeshesArray.length&&0==Object.keys(n._addUpdateGeometriesList).length&&0==Object.keys(n._addUpdateMeshesList).length||n._runningUpdated>4)){++n._runningUpdated;var e={updatedMeshes:n._addUpdateMeshesList,updatedGeometries:n._addUpdateGeometriesList,removedGeometries:n._toRemoveGeometryArray,removedMeshes:n._toRemoveMeshesArray},i={payload:e,taskType:t.UPDATE},r=[];for(var o in e.updatedGeometries)e.updatedGeometries.hasOwnProperty(o)&&(r.push(i.payload.updatedGeometries[o].indices.buffer),r.push(i.payload.updatedGeometries[o].normals.buffer),r.push(i.payload.updatedGeometries[o].positions.buffer));n._worker.postMessage(i,r),n._addUpdateMeshesList={},n._addUpdateGeometriesList={},n._toRemoveGeometryArray=[],n._toRemoveMeshesArray=[]}},this._onMessageFromWorker=function(r){var o=r.data;if(o.error==i.SUCCESS)switch(o.taskType){case t.INIT:n._init=!0,n._scene.meshes.forEach(function(e){n.onMeshAdded(e)}),n._scene.getGeometries().forEach(function(e){n.onGeometryAdded(e)});break;case t.UPDATE:n._runningUpdated--;break;case t.COLLIDE:n._runningCollisionTask=!1;var s=o.payload;if(!n._collisionsCallbackArray[s.collisionId])return;n._collisionsCallbackArray[s.collisionId](s.collisionId,e.Vector3.FromArray(s.newPosition),n._scene.getMeshByUniqueID(s.collidedMeshUniqueId)),n._collisionsCallbackArray[s.collisionId]=void 0}else e.Tools.Warn("error returned from worker!")},this._collisionsCallbackArray=[],this._init=!1,this._runningUpdated=0,this._runningCollisionTask=!1,this._addUpdateMeshesList={},this._addUpdateGeometriesList={},this._toRemoveGeometryArray=[],this._toRemoveMeshesArray=[]}return r.prototype.getNewPosition=function(e,i,r,n,o,s,a){if(this._init&&!this._collisionsCallbackArray[a]&&!this._collisionsCallbackArray[a+1e5]){e.divideToRef(r.radius,this._scaledPosition),i.divideToRef(r.radius,this._scaledVelocity),this._collisionsCallbackArray[a]=s;var c={payload:{collider:{position:this._scaledPosition.asArray(),velocity:this._scaledVelocity.asArray(),radius:r.radius.asArray()},collisionId:a,excludedMeshUniqueId:o?o.uniqueId:null,maximumRetry:n},taskType:t.COLLIDE};this._worker.postMessage(c)}},r.prototype.init=function(i){this._scene=i,this._scene.registerAfterRender(this._afterRender);var r=e.WorkerIncluded?e.Engine.CodeRepository+"Collisions/babylon.collisionWorker.js":URL.createObjectURL(new Blob([e.CollisionWorker],{type:"application/javascript"}));this._worker=new Worker(r),this._worker.onmessage=this._onMessageFromWorker;var n={payload:{},taskType:t.INIT};this._worker.postMessage(n)},r.prototype.destroy=function(){this._scene.unregisterAfterRender(this._afterRender),this._worker.terminate()},r.prototype.onMeshAdded=function(e){e.registerAfterWorldMatrixUpdate(this.onMeshUpdated),this.onMeshUpdated(e)},r.prototype.onMeshRemoved=function(e){this._toRemoveMeshesArray.push(e.uniqueId)},r.prototype.onGeometryAdded=function(e){e.onGeometryUpdated=this.onGeometryUpdated,this.onGeometryUpdated(e)},r.prototype.onGeometryDeleted=function(e){this._toRemoveGeometryArray.push(e.id)},r.SerializeMesh=function(t){var i=[];t.subMeshes&&(i=t.subMeshes.map(function(e,t){return{position:t,verticesStart:e.verticesStart,verticesCount:e.verticesCount,indexStart:e.indexStart,indexCount:e.indexCount,hasMaterial:!!e.getMaterial(),sphereCenter:e.getBoundingInfo().boundingSphere.centerWorld.asArray(),sphereRadius:e.getBoundingInfo().boundingSphere.radiusWorld,boxMinimum:e.getBoundingInfo().boundingBox.minimumWorld.asArray(),boxMaximum:e.getBoundingInfo().boundingBox.maximumWorld.asArray()}}));var r=null;return t instanceof e.Mesh?r=t.geometry?t.geometry.id:null:t instanceof e.InstancedMesh&&(r=t.sourceMesh&&t.sourceMesh.geometry?t.sourceMesh.geometry.id:null),{uniqueId:t.uniqueId,id:t.id,name:t.name,geometryId:r,sphereCenter:t.getBoundingInfo().boundingSphere.centerWorld.asArray(),sphereRadius:t.getBoundingInfo().boundingSphere.radiusWorld,boxMinimum:t.getBoundingInfo().boundingBox.minimumWorld.asArray(),boxMaximum:t.getBoundingInfo().boundingBox.maximumWorld.asArray(),worldMatrixFromCache:t.worldMatrixFromCache.asArray(),subMeshes:i,checkCollisions:t.checkCollisions}},r.SerializeGeometry=function(t){return{id:t.id,positions:new Float32Array(t.getVerticesData(e.VertexBuffer.PositionKind)||[]),normals:new Float32Array(t.getVerticesData(e.VertexBuffer.NormalKind)||[]),indices:new Int32Array(t.getIndices()||[])}},r}();e.CollisionCoordinatorWorker=r;var n=function(){function t(){this._scaledPosition=e.Vector3.Zero(),this._scaledVelocity=e.Vector3.Zero(),this._finalPosition=e.Vector3.Zero()}return t.prototype.getNewPosition=function(e,t,i,r,n,o,s){e.divideToRef(i.radius,this._scaledPosition),t.divideToRef(i.radius,this._scaledVelocity),i.collidedMesh=null,i.retry=0,i.initialVelocity=this._scaledVelocity,i.initialPosition=this._scaledPosition,this._collideWithWorld(this._scaledPosition,this._scaledVelocity,i,r,this._finalPosition,n),this._finalPosition.multiplyInPlace(i.radius),o(s,this._finalPosition,i.collidedMesh)},t.prototype.init=function(e){this._scene=e},t.prototype.destroy=function(){},t.prototype.onMeshAdded=function(e){},t.prototype.onMeshUpdated=function(e){},t.prototype.onMeshRemoved=function(e){},t.prototype.onGeometryAdded=function(e){},t.prototype.onGeometryUpdated=function(e){},t.prototype.onGeometryDeleted=function(e){},t.prototype._collideWithWorld=function(t,i,r,n,o,s){void 0===s&&(s=null);var a=10*e.Engine.CollisionsEpsilon;if(!(r.retry>=n)){r._initialize(t,i,a);for(var c=0;c<this._scene.meshes.length;c++){var h=this._scene.meshes[c];h.isEnabled()&&h.checkCollisions&&h.subMeshes&&h!==s&&h._checkCollision(r)}return r.collisionFound?(0===i.x&&0===i.y&&0===i.z||r._getResponse(t,i),i.length()<=a?void o.copyFrom(t):(r.retry++,void this._collideWithWorld(t,i,r,n,o,s))):void t.addToRef(i,o)}o.copyFrom(t)},t}();e.CollisionCoordinatorLegacy=n}(s||(s={})),function(e){var t=function(t){function i(r,n,o){t.call(this,r,o),this.upVector=e.Vector3.Up(),this.orthoLeft=null,this.orthoRight=null,this.orthoBottom=null,this.orthoTop=null,this.fov=.8,this.minZ=1,this.maxZ=1e4,this.inertia=.9,this.mode=i.PERSPECTIVE_CAMERA,this.isIntermediate=!1,this.viewport=new e.Viewport(0,0,1,1),this.layerMask=268435455,this.fovMode=i.FOVMODE_VERTICAL_FIXED,this.cameraRigMode=i.RIG_MODE_NONE,this._rigCameras=new Array,this._computedViewMatrix=e.Matrix.Identity(),this._projectionMatrix=new e.Matrix,this._doNotComputeProjectionMatrix=!1,this._postProcesses=new Array,this._transformMatrix=e.Matrix.Zero(),this._webvrViewMatrix=e.Matrix.Identity(),this._activeMeshes=new e.SmartArray(256),this._globalPosition=e.Vector3.Zero(),this._refreshFrustumPlanes=!0,o.addCamera(this),o.activeCamera||(o.activeCamera=this),this.position=n}return c(i,t),Object.defineProperty(i,"PERSPECTIVE_CAMERA",{get:function(){return i._PERSPECTIVE_CAMERA},enumerable:!0,configurable:!0}),Object.defineProperty(i,"ORTHOGRAPHIC_CAMERA",{get:function(){return i._ORTHOGRAPHIC_CAMERA},enumerable:!0,configurable:!0}),Object.defineProperty(i,"FOVMODE_VERTICAL_FIXED",{get:function(){return i._FOVMODE_VERTICAL_FIXED},enumerable:!0,configurable:!0}),Object.defineProperty(i,"FOVMODE_HORIZONTAL_FIXED",{get:function(){return i._FOVMODE_HORIZONTAL_FIXED},enumerable:!0,configurable:!0}),Object.defineProperty(i,"RIG_MODE_NONE",{get:function(){return i._RIG_MODE_NONE},enumerable:!0,configurable:!0}),Object.defineProperty(i,"RIG_MODE_STEREOSCOPIC_ANAGLYPH",{get:function(){return i._RIG_MODE_STEREOSCOPIC_ANAGLYPH},enumerable:!0,configurable:!0}),Object.defineProperty(i,"RIG_MODE_STEREOSCOPIC_SIDEBYSIDE_PARALLEL",{get:function(){return i._RIG_MODE_STEREOSCOPIC_SIDEBYSIDE_PARALLEL},enumerable:!0,configurable:!0}),Object.defineProperty(i,"RIG_MODE_STEREOSCOPIC_SIDEBYSIDE_CROSSEYED",{get:function(){return i._RIG_MODE_STEREOSCOPIC_SIDEBYSIDE_CROSSEYED},enumerable:!0,configurable:!0}),Object.defineProperty(i,"RIG_MODE_STEREOSCOPIC_OVERUNDER",{get:function(){return i._RIG_MODE_STEREOSCOPIC_OVERUNDER},enumerable:!0,configurable:!0}),Object.defineProperty(i,"RIG_MODE_VR",{get:function(){return i._RIG_MODE_VR},enumerable:!0,configurable:!0}),Object.defineProperty(i,"RIG_MODE_WEBVR",{get:function(){return i._RIG_MODE_WEBVR},enumerable:!0,configurable:!0}),i.prototype.toString=function(e){var t="Name: "+this.name;if(t+=", type: "+this.getTypeName(),this.animations)for(var i=0;i<this.animations.length;i++)t+=", animation[0]: "+this.animations[i].toString(e);return t},Object.defineProperty(i.prototype,"globalPosition",{get:function(){return this._globalPosition},enumerable:!0,configurable:!0}),i.prototype.getActiveMeshes=function(){return this._activeMeshes},i.prototype.isActiveMesh=function(e){return-1!==this._activeMeshes.indexOf(e)},i.prototype._initCache=function(){t.prototype._initCache.call(this),this._cache.position=new e.Vector3(Number.MAX_VALUE,Number.MAX_VALUE,Number.MAX_VALUE),this._cache.upVector=new e.Vector3(Number.MAX_VALUE,Number.MAX_VALUE,Number.MAX_VALUE),this._cache.mode=void 0,this._cache.minZ=void 0,this._cache.maxZ=void 0,this._cache.fov=void 0,this._cache.fovMode=void 0,this._cache.aspectRatio=void 0,this._cache.orthoLeft=void 0,this._cache.orthoRight=void 0,this._cache.orthoBottom=void 0,this._cache.orthoTop=void 0,this._cache.renderWidth=void 0,this._cache.renderHeight=void 0},i.prototype._updateCache=function(e){e||t.prototype._updateCache.call(this);var i=this.getEngine();this._cache.position.copyFrom(this.position),this._cache.upVector.copyFrom(this.upVector),this._cache.mode=this.mode,this._cache.minZ=this.minZ,this._cache.maxZ=this.maxZ,this._cache.fov=this.fov,this._cache.fovMode=this.fovMode,this._cache.aspectRatio=i.getAspectRatio(this),this._cache.orthoLeft=this.orthoLeft,this._cache.orthoRight=this.orthoRight,this._cache.orthoBottom=this.orthoBottom,this._cache.orthoTop=this.orthoTop,this._cache.renderWidth=i.getRenderWidth(),this._cache.renderHeight=i.getRenderHeight()},i.prototype._updateFromScene=function(){this.updateCache(),this.update()},i.prototype._isSynchronized=function(){return this._isSynchronizedViewMatrix()&&this._isSynchronizedProjectionMatrix()},i.prototype._isSynchronizedViewMatrix=function(){return!!t.prototype._isSynchronized.call(this)&&this._cache.position.equals(this.position)&&this._cache.upVector.equals(this.upVector)&&this.isSynchronizedWithParent()},i.prototype._isSynchronizedProjectionMatrix=function(){var e=this._cache.mode===this.mode&&this._cache.minZ===this.minZ&&this._cache.maxZ===this.maxZ;if(!e)return!1;var t=this.getEngine();return this.mode===i.PERSPECTIVE_CAMERA?this._cache.fov===this.fov&&this._cache.fovMode===this.fovMode&&this._cache.aspectRatio===t.getAspectRatio(this):this._cache.orthoLeft===this.orthoLeft&&this._cache.orthoRight===this.orthoRight&&this._cache.orthoBottom===this.orthoBottom&&this._cache.orthoTop===this.orthoTop&&this._cache.renderWidth===t.getRenderWidth()&&this._cache.renderHeight===t.getRenderHeight()},i.prototype.attachControl=function(e,t){},i.prototype.detachControl=function(e){},i.prototype.update=function(){this.cameraRigMode!==i.RIG_MODE_NONE&&this._updateRigCameras(),this._checkInputs()},i.prototype._checkInputs=function(){},i.prototype._cascadePostProcessesToRigCams=function(){this._postProcesses.length>0&&this._postProcesses[0].markTextureDirty();for(var t=0,i=this._rigCameras.length;t<i;t++){var r=this._rigCameras[t],n=r._rigPostProcess;if(n)n instanceof e.PassPostProcess&&(r.isIntermediate=0===this._postProcesses.length),r._postProcesses=this._postProcesses.slice(0).concat(n),n.markTextureDirty();else r._postProcesses=this._postProcesses.slice(0)}},i.prototype.attachPostProcess=function(t,i){return void 0===i&&(i=null),!t.isReusable()&&this._postProcesses.indexOf(t)>-1?(e.Tools.Error("You're trying to reuse a post process not defined as reusable."),0):(null==i||i<0?this._postProcesses.push(t):this._postProcesses.splice(i,0,t),this._cascadePostProcessesToRigCams(),this._postProcesses.indexOf(t))},i.prototype.detachPostProcess=function(e,t){void 0===t&&(t=null);var i,r=[];if(t)for(i=(t=t instanceof Array?t:[t]).length-1;i>=0;i--)this._postProcesses[t[i]]===e?this._postProcesses.splice(void 0,1):r.push(i);else{var n=this._postProcesses.indexOf(e);-1!==n&&this._postProcesses.splice(n,1)}return this._cascadePostProcessesToRigCams(),r},i.prototype.getWorldMatrix=function(){return this._worldMatrix||(this._worldMatrix=e.Matrix.Identity()),this.getViewMatrix().invertToRef(this._worldMatrix),this._worldMatrix},i.prototype._getViewMatrix=function(){return e.Matrix.Identity()},i.prototype.getViewMatrix=function(t){return this._computedViewMatrix=this._computeViewMatrix(t),!t&&this._isSynchronizedViewMatrix()?this._computedViewMatrix:(this._refreshFrustumPlanes=!0,this.parent&&this.parent.getWorldMatrix?(this._worldMatrix||(this._worldMatrix=e.Matrix.Identity()),this._computedViewMatrix.invertToRef(this._worldMatrix),this._worldMatrix.multiplyToRef(this.parent.getWorldMatrix(),this._computedViewMatrix),this._globalPosition.copyFromFloats(this._computedViewMatrix.m[12],this._computedViewMatrix.m[13],this._computedViewMatrix.m[14]),this._computedViewMatrix.invert(),this._markSyncedWithParent()):this._globalPosition.copyFrom(this.position),this._currentRenderId=this.getScene().getRenderId(),this._computedViewMatrix)},i.prototype._computeViewMatrix=function(e){return!e&&this._isSynchronizedViewMatrix()?this._computedViewMatrix:(this._computedViewMatrix=this._getViewMatrix(),this._currentRenderId=this.getScene().getRenderId(),this._computedViewMatrix)},i.prototype.freezeProjectionMatrix=function(e){this._doNotComputeProjectionMatrix=!0,void 0!==e&&(this._projectionMatrix=e)},i.prototype.unfreezeProjectionMatrix=function(){this._doNotComputeProjectionMatrix=!1},i.prototype.getProjectionMatrix=function(t){if(this._doNotComputeProjectionMatrix||!t&&this._isSynchronizedProjectionMatrix())return this._projectionMatrix;this._refreshFrustumPlanes=!0;var r=this.getEngine(),n=this.getScene();if(this.mode===i.PERSPECTIVE_CAMERA)return this.minZ<=0&&(this.minZ=.1),n.useRightHandedSystem?e.Matrix.PerspectiveFovRHToRef(this.fov,r.getAspectRatio(this),this.minZ,this.maxZ,this._projectionMatrix,this.fovMode===i.FOVMODE_VERTICAL_FIXED):e.Matrix.PerspectiveFovLHToRef(this.fov,r.getAspectRatio(this),this.minZ,this.maxZ,this._projectionMatrix,this.fovMode===i.FOVMODE_VERTICAL_FIXED),this._projectionMatrix;var o=r.getRenderWidth()/2,s=r.getRenderHeight()/2;return n.useRightHandedSystem?e.Matrix.OrthoOffCenterRHToRef(this.orthoLeft||-o,this.orthoRight||o,this.orthoBottom||-s,this.orthoTop||s,this.minZ,this.maxZ,this._projectionMatrix):e.Matrix.OrthoOffCenterLHToRef(this.orthoLeft||-o,this.orthoRight||o,this.orthoBottom||-s,this.orthoTop||s,this.minZ,this.maxZ,this._projectionMatrix),this._projectionMatrix},i.prototype.getTranformationMatrix=function(){return this._computedViewMatrix.multiplyToRef(this._projectionMatrix,this._transformMatrix),this._transformMatrix},i.prototype.updateFrustumPlanes=function(){this._refreshFrustumPlanes&&(this.getTranformationMatrix(),this._frustumPlanes?e.Frustum.GetPlanesToRef(this._transformMatrix,this._frustumPlanes):this._frustumPlanes=e.Frustum.GetPlanes(this._transformMatrix),this._refreshFrustumPlanes=!1)},i.prototype.isInFrustum=function(e){return this.updateFrustumPlanes(),e.isInFrustum(this._frustumPlanes)},i.prototype.isCompletelyInFrustum=function(e){return this.updateFrustumPlanes(),e.isCompletelyInFrustum(this._frustumPlanes)},i.prototype.dispose=function(){for(this.getScene().stopAnimation(this),this.getScene().removeCamera(this);this._rigCameras.length>0;)this._rigCameras.pop().dispose();for(var e=0;e<this._postProcesses.length;++e)this._postProcesses[e].dispose(this);t.prototype.dispose.call(this)},i.prototype.setCameraRigMode=function(t,r){for(;this._rigCameras.length>0;)this._rigCameras.pop().dispose();switch(this.cameraRigMode=t,this._cameraRigParams={},this._cameraRigParams.interaxialDistance=r.interaxialDistance||.0637,this._cameraRigParams.stereoHalfAngle=e.Tools.ToRadians(this._cameraRigParams.interaxialDistance/.0637),this.cameraRigMode!==i.RIG_MODE_NONE&&(this._rigCameras.push(this.createRigCamera(this.name+"_L",0)),this._rigCameras.push(this.createRigCamera(this.name+"_R",1))),this.cameraRigMode){case i.RIG_MODE_STEREOSCOPIC_ANAGLYPH:this._rigCameras[0]._rigPostProcess=new e.PassPostProcess(this.name+"_passthru",1,this._rigCameras[0]),this._rigCameras[1]._rigPostProcess=new e.AnaglyphPostProcess(this.name+"_anaglyph",1,this._rigCameras);break;case i.RIG_MODE_STEREOSCOPIC_SIDEBYSIDE_PARALLEL:case i.RIG_MODE_STEREOSCOPIC_SIDEBYSIDE_CROSSEYED:case i.RIG_MODE_STEREOSCOPIC_OVERUNDER:var n=this.cameraRigMode===i.RIG_MODE_STEREOSCOPIC_SIDEBYSIDE_PARALLEL||this.cameraRigMode===i.RIG_MODE_STEREOSCOPIC_SIDEBYSIDE_CROSSEYED;this._rigCameras[0]._rigPostProcess=new e.PassPostProcess(this.name+"_passthru",1,this._rigCameras[0]),this._rigCameras[1]._rigPostProcess=new e.StereoscopicInterlacePostProcess(this.name+"_stereoInterlace",this._rigCameras,n);break;case i.RIG_MODE_VR:var o=r.vrCameraMetrics||e.VRCameraMetrics.GetDefault();this._rigCameras[0]._cameraRigParams.vrMetrics=o,this._rigCameras[0].viewport=new e.Viewport(0,0,.5,1),this._rigCameras[0]._cameraRigParams.vrWorkMatrix=new e.Matrix,this._rigCameras[0]._cameraRigParams.vrHMatrix=o.leftHMatrix,this._rigCameras[0]._cameraRigParams.vrPreViewMatrix=o.leftPreViewMatrix,this._rigCameras[0].getProjectionMatrix=this._rigCameras[0]._getVRProjectionMatrix,this._rigCameras[1]._cameraRigParams.vrMetrics=o,this._rigCameras[1].viewport=new e.Viewport(.5,0,.5,1),this._rigCameras[1]._cameraRigParams.vrWorkMatrix=new e.Matrix,this._rigCameras[1]._cameraRigParams.vrHMatrix=o.rightHMatrix,this._rigCameras[1]._cameraRigParams.vrPreViewMatrix=o.rightPreViewMatrix,this._rigCameras[1].getProjectionMatrix=this._rigCameras[1]._getVRProjectionMatrix,o.compensateDistortion&&(this._rigCameras[0]._rigPostProcess=new e.VRDistortionCorrectionPostProcess("VR_Distort_Compensation_Left",this._rigCameras[0],!1,o),this._rigCameras[1]._rigPostProcess=new e.VRDistortionCorrectionPostProcess("VR_Distort_Compensation_Right",this._rigCameras[1],!0,o));break;case i.RIG_MODE_WEBVR:r.vrDisplay&&(this._rigCameras[0].viewport=new e.Viewport(0,0,.5,1),this._rigCameras[0].setCameraRigParameter("left",!0),this._rigCameras[0].setCameraRigParameter("frameData",r.frameData),this._rigCameras[0]._cameraRigParams.vrWorkMatrix=new e.Matrix,this._rigCameras[0].getProjectionMatrix=this._getWebVRProjectionMatrix,this._rigCameras[1].viewport=new e.Viewport(.5,0,.5,1),this._rigCameras[1].setCameraRigParameter("frameData",r.frameData),this._rigCameras[1]._cameraRigParams.vrWorkMatrix=new e.Matrix,this._rigCameras[1].getProjectionMatrix=this._getWebVRProjectionMatrix)}this._cascadePostProcessesToRigCams(),this.update()},i.prototype._getVRProjectionMatrix=function(){return e.Matrix.PerspectiveFovLHToRef(this._cameraRigParams.vrMetrics.aspectRatioFov,this._cameraRigParams.vrMetrics.aspectRatio,this.minZ,this.maxZ,this._cameraRigParams.vrWorkMatrix),this._cameraRigParams.vrWorkMatrix.multiplyToRef(this._cameraRigParams.vrHMatrix,this._projectionMatrix),this._projectionMatrix},i.prototype._getWebVRProjectionMatrix=function(){var t=this._cameraRigParams.left?this._cameraRigParams.frameData.leftProjectionMatrix:this._cameraRigParams.frameData.rightProjectionMatrix;return[8,9,10,11].forEach(function(e){t[e]*=-1}),e.Matrix.FromArrayToRef(t,0,this._projectionMatrix),this._projectionMatrix},i.prototype._getWebVRViewMatrix=function(){var t=this._cameraRigParams.left?this._cameraRigParams.frameData.leftViewMatrix:this._cameraRigParams.frameData.rightViewMatrix;return[8,9,10,11].forEach(function(e){t[e]*=-1}),e.Matrix.FromArrayToRef(t,0,this._webvrViewMatrix),this._webvrViewMatrix},i.prototype.setCameraRigParameter=function(t,i){this._cameraRigParams||(this._cameraRigParams={}),this._cameraRigParams[t]=i,"interaxialDistance"===t&&(this._cameraRigParams.stereoHalfAngle=e.Tools.ToRadians(i/.0637))},i.prototype.createRigCamera=function(e,t){return null},i.prototype._updateRigCameras=function(){for(var e=0;e<this._rigCameras.length;e++)this._rigCameras[e].minZ=this.minZ,this._rigCameras[e].maxZ=this.maxZ,this._rigCameras[e].fov=this.fov;this.cameraRigMode===i.RIG_MODE_STEREOSCOPIC_ANAGLYPH&&(this._rigCameras[0].viewport=this._rigCameras[1].viewport=this.viewport)},i.prototype._setupInputs=function(){},i.prototype.serialize=function(){var t=e.SerializationHelper.Serialize(this);return t.type=this.getTypeName(),this.parent&&(t.parentId=this.parent.id),this.inputs&&this.inputs.serialize(t),e.Animation.AppendSerializedAnimations(this,t),t.ranges=this.serializeAnimationRanges(),t},i.prototype.getTypeName=function(){return"Camera"},i.prototype.clone=function(t){return e.SerializationHelper.Clone(i.GetConstructorFromName(this.getTypeName(),t,this.getScene(),this.interaxialDistance,this.isStereoscopicSideBySide),this)},i.prototype.getDirection=function(t){var i=e.Vector3.Zero();return this.getDirectionToRef(t,i),i},i.prototype.getDirectionToRef=function(t,i){e.Vector3.TransformNormalToRef(t,this.getWorldMatrix(),i)},i.GetConstructorFromName=function(t,i,r,n,o){switch(void 0===n&&(n=0),void 0===o&&(o=!0),t){case"ArcRotateCamera":return function(){return new e.ArcRotateCamera(i,0,0,1,e.Vector3.Zero(),r)};case"DeviceOrientationCamera":return function(){return new e.DeviceOrientationCamera(i,e.Vector3.Zero(),r)};case"FollowCamera":return function(){return new e.FollowCamera(i,e.Vector3.Zero(),r)};case"ArcFollowCamera":return function(){return new e.ArcFollowCamera(i,0,0,1,null,r)};case"GamepadCamera":return function(){return new e.GamepadCamera(i,e.Vector3.Zero(),r)};case"TouchCamera":return function(){return new e.TouchCamera(i,e.Vector3.Zero(),r)};case"VirtualJoysticksCamera":return function(){return new e.VirtualJoysticksCamera(i,e.Vector3.Zero(),r)};case"WebVRFreeCamera":return function(){return new e.WebVRFreeCamera(i,e.Vector3.Zero(),r)};case"VRDeviceOrientationFreeCamera":return function(){return new e.VRDeviceOrientationFreeCamera(i,e.Vector3.Zero(),r)};case"AnaglyphArcRotateCamera":return function(){return new e.AnaglyphArcRotateCamera(i,0,0,1,e.Vector3.Zero(),n,r)};case"AnaglyphFreeCamera":return function(){return new e.AnaglyphFreeCamera(i,e.Vector3.Zero(),n,r)};case"AnaglyphGamepadCamera":return function(){return new e.AnaglyphGamepadCamera(i,e.Vector3.Zero(),n,r)};case"AnaglyphUniversalCamera":return function(){return new e.AnaglyphUniversalCamera(i,e.Vector3.Zero(),n,r)};case"StereoscopicArcRotateCamera":return function(){return new e.StereoscopicArcRotateCamera(i,0,0,1,e.Vector3.Zero(),n,o,r)};case"StereoscopicFreeCamera":return function(){return new e.StereoscopicFreeCamera(i,e.Vector3.Zero(),n,o,r)};case"StereoscopicGamepadCamera":return function(){return new e.StereoscopicGamepadCamera(i,e.Vector3.Zero(),n,o,r)};case"StereoscopicUniversalCamera":return function(){return new e.StereoscopicUniversalCamera(i,e.Vector3.Zero(),n,o,r)};case"FreeCamera":default:return function(){return new e.UniversalCamera(i,e.Vector3.Zero(),r)}}},i.Parse=function(t,r){var n=t.type,o=i.GetConstructorFromName(n,t.name,r,t.interaxial_distance,t.isStereoscopicSideBySide),s=e.SerializationHelper.Parse(o,t,r);if(t.parentId&&(s._waitingParentId=t.parentId),s.inputs&&(s.inputs.parse(t),s._setupInputs()),t.target&&s.setTarget&&s.setTarget(e.Vector3.FromArray(t.target)),t.cameraRigMode){var a=t.interaxial_distance?{interaxialDistance:t.interaxial_distance}:{};s.setCameraRigMode(t.cameraRigMode,a)}if(t.animations){for(var c=0;c<t.animations.length;c++){var h=t.animations[c];s.animations.push(e.Animation.Parse(h))}e.Node.ParseAnimationRanges(s,t,r)}return t.autoAnimate&&r.beginAnimation(s,t.autoAnimateFrom,t.autoAnimateTo,t.autoAnimateLoop,t.autoAnimateSpeed||1),s},i._PERSPECTIVE_CAMERA=0,i._ORTHOGRAPHIC_CAMERA=1,i._FOVMODE_VERTICAL_FIXED=0,i._FOVMODE_HORIZONTAL_FIXED=1,i._RIG_MODE_NONE=0,i._RIG_MODE_STEREOSCOPIC_ANAGLYPH=10,i._RIG_MODE_STEREOSCOPIC_SIDEBYSIDE_PARALLEL=11,i._RIG_MODE_STEREOSCOPIC_SIDEBYSIDE_CROSSEYED=12,i._RIG_MODE_STEREOSCOPIC_OVERUNDER=13,i._RIG_MODE_VR=20,i._RIG_MODE_WEBVR=21,i.ForceAttachControlToAlwaysPreventDefault=!1,a([e.serializeAsVector3()],i.prototype,"position",void 0),a([e.serializeAsVector3()],i.prototype,"upVector",void 0),a([e.serialize()],i.prototype,"orthoLeft",void 0),a([e.serialize()],i.prototype,"orthoRight",void 0),a([e.serialize()],i.prototype,"orthoBottom",void 0),a([e.serialize()],i.prototype,"orthoTop",void 0),a([e.serialize()],i.prototype,"fov",void 0),a([e.serialize()],i.prototype,"minZ",void 0),a([e.serialize()],i.prototype,"maxZ",void 0),a([e.serialize()],i.prototype,"inertia",void 0),a([e.serialize()],i.prototype,"mode",void 0),a([e.serialize()],i.prototype,"layerMask",void 0),a([e.serialize()],i.prototype,"fovMode",void 0),a([e.serialize()],i.prototype,"cameraRigMode",void 0),a([e.serialize()],i.prototype,"interaxialDistance",void 0),a([e.serialize()],i.prototype,"isStereoscopicSideBySide",void 0),i}(e.Node);e.Camera=t}(s||(s={})),function(e){e.CameraInputTypes={};var t=function(){function t(e){this.attached={},this.camera=e,this.checkInputs=function(){}}return t.prototype.add=function(t){var i=t.getSimpleName();return this.attached[i]?void e.Tools.Warn("camera input of type "+i+" already exists on camera"):(this.attached[i]=t,t.camera=this.camera,t.checkInputs&&(this.checkInputs=this._addCheckInputs(t.checkInputs.bind(t))),void(this.attachedElement&&t.attachControl(this.attachedElement)))},t.prototype.remove=function(e){for(var t in this.attached){var i=this.attached[t];i===e&&(i.detachControl(this.attachedElement),delete this.attached[t],this.rebuildInputCheck())}},t.prototype.removeByType=function(e){for(var t in this.attached){var i=this.attached[t];i.getTypeName()===e&&(i.detachControl(this.attachedElement),delete this.attached[t],this.rebuildInputCheck())}},t.prototype._addCheckInputs=function(e){var t=this.checkInputs;return function(){t(),e()}},t.prototype.attachInput=function(e){e.attachControl(this.attachedElement,this.noPreventDefault)},t.prototype.attachElement=function(t,i){if(!this.attachedElement)for(var r in i=!e.Camera.ForceAttachControlToAlwaysPreventDefault&&i,this.attachedElement=t,this.noPreventDefault=i,this.attached)this.attached[r],this.attached[r].attachControl(t,i)},t.prototype.detachElement=function(e){if(this.attachedElement===e){for(var t in this.attached)this.attached[t],this.attached[t].detachControl(e);this.attachedElement=null}},t.prototype.rebuildInputCheck=function(){for(var e in this.checkInputs=function(){},this.attached){var t=this.attached[e];t.checkInputs&&(this.checkInputs=this._addCheckInputs(t.checkInputs.bind(t)))}},t.prototype.clear=function(){this.attachedElement&&this.detachElement(this.attachedElement),this.attached={},this.attachedElement=null,this.checkInputs=function(){}},t.prototype.serialize=function(t){var i={};for(var r in this.attached){var n=this.attached[r],o=e.SerializationHelper.Serialize(n);i[n.getTypeName()]=o}t.inputsmgr=i},t.prototype.parse=function(t){var i=t.inputsmgr;if(i)for(var r in this.clear(),i){if(s=e.CameraInputTypes[r]){var n=i[r],o=e.SerializationHelper.Parse(function(){return new s},n,null);this.add(o)}}else for(var r in this.attached){var s;if(s=e.CameraInputTypes[this.attached[r].getTypeName()]){o=e.SerializationHelper.Parse(function(){return new s},t,null);this.remove(this.attached[r]),this.add(o)}}},t}();e.CameraInputsManager=t}(s||(s={})),function(e){var t=function(){function t(e){void 0===e&&(e=!0),this.touchEnabled=e,this.buttons=[0,1,2],this.angularSensibility=2e3}return t.prototype.attachControl=function(t,i){var r=this,n=this.camera.getEngine();this._pointerInput||(this._pointerInput=function(o,s){var a=o.event;if((r.touchEnabled||"touch"!==a.pointerType)&&(o.type===e.PointerEventTypes.POINTERMOVE||-1!==r.buttons.indexOf(a.button)))if(o.type===e.PointerEventTypes.POINTERDOWN){try{a.srcElement.setPointerCapture(a.pointerId)}catch(e){}r.previousPosition={x:a.clientX,y:a.clientY},i||(a.preventDefault(),t.focus())}else if(o.type===e.PointerEventTypes.POINTERUP){try{a.srcElement.releasePointerCapture(a.pointerId)}catch(e){}r.previousPosition=null,i||a.preventDefault()}else if(o.type===e.PointerEventTypes.POINTERMOVE){if(!r.previousPosition||n.isPointerLock)return;var c=a.clientX-r.previousPosition.x,h=a.clientY-r.previousPosition.y;r.camera.getScene().useRightHandedSystem?r.camera.cameraRotation.y-=c/r.angularSensibility:r.camera.cameraRotation.y+=c/r.angularSensibility,r.camera.cameraRotation.x+=h/r.angularSensibility,r.previousPosition={x:a.clientX,y:a.clientY},i||a.preventDefault()}}),this._onMouseMove=function(e){if(n.isPointerLock){var t=e.movementX||e.mozMovementX||e.webkitMovementX||e.msMovementX||0,o=e.movementY||e.mozMovementY||e.webkitMovementY||e.msMovementY||0;r.camera.getScene().useRightHandedSystem?r.camera.cameraRotation.y-=t/r.angularSensibility:r.camera.cameraRotation.y+=t/r.angularSensibility,r.camera.cameraRotation.x+=o/r.angularSensibility,r.previousPosition=null,i||e.preventDefault()}},this._observer=this.camera.getScene().onPointerObservable.add(this._pointerInput,e.PointerEventTypes.POINTERDOWN|e.PointerEventTypes.POINTERUP|e.PointerEventTypes.POINTERMOVE),t.addEventListener("mousemove",this._onMouseMove,!1)},t.prototype.detachControl=function(e){this._observer&&e&&(this.camera.getScene().onPointerObservable.remove(this._observer),e.removeEventListener("mousemove",this._onMouseMove),this._observer=null,this._onMouseMove=null,this.previousPosition=null)},t.prototype.getTypeName=function(){return"FreeCameraMouseInput"},t.prototype.getSimpleName=function(){return"mouse"},a([e.serialize()],t.prototype,"buttons",void 0),a([e.serialize()],t.prototype,"angularSensibility",void 0),t}();e.FreeCameraMouseInput=t,e.CameraInputTypes.FreeCameraMouseInput=t}(s||(s={})),function(e){var t=function(){function t(){this._keys=[],this.keysUp=[38],this.keysDown=[40],this.keysLeft=[37],this.keysRight=[39]}return t.prototype.attachControl=function(t,i){var r=this;this._onKeyDown||(t.tabIndex=1,this._onKeyDown=function(e){-1===r.keysUp.indexOf(e.keyCode)&&-1===r.keysDown.indexOf(e.keyCode)&&-1===r.keysLeft.indexOf(e.keyCode)&&-1===r.keysRight.indexOf(e.keyCode)||(-1===r._keys.indexOf(e.keyCode)&&r._keys.push(e.keyCode),i||e.preventDefault())},this._onKeyUp=function(e){if(-1!==r.keysUp.indexOf(e.keyCode)||-1!==r.keysDown.indexOf(e.keyCode)||-1!==r.keysLeft.indexOf(e.keyCode)||-1!==r.keysRight.indexOf(e.keyCode)){var t=r._keys.indexOf(e.keyCode);t>=0&&r._keys.splice(t,1),i||e.preventDefault()}},t.addEventListener("keydown",this._onKeyDown,!1),t.addEventListener("keyup",this._onKeyUp,!1),e.Tools.RegisterTopRootEvents([{name:"blur",handler:this._onLostFocus}]))},t.prototype.detachControl=function(t){this._onKeyDown&&(t.removeEventListener("keydown",this._onKeyDown),t.removeEventListener("keyup",this._onKeyUp),e.Tools.UnregisterTopRootEvents([{name:"blur",handler:this._onLostFocus}]),this._keys=[],this._onKeyDown=null,this._onKeyUp=null)},t.prototype.checkInputs=function(){if(this._onKeyDown)for(var t=this.camera,i=0;i<this._keys.length;i++){var r=this._keys[i],n=t._computeLocalCameraSpeed();-1!==this.keysLeft.indexOf(r)?t._localDirection.copyFromFloats(-n,0,0):-1!==this.keysUp.indexOf(r)?t._localDirection.copyFromFloats(0,0,n):-1!==this.keysRight.indexOf(r)?t._localDirection.copyFromFloats(n,0,0):-1!==this.keysDown.indexOf(r)&&t._localDirection.copyFromFloats(0,0,-n),t.getScene().useRightHandedSystem&&(t._localDirection.z*=-1),t.getViewMatrix().invertToRef(t._cameraTransformMatrix),e.Vector3.TransformNormalToRef(t._localDirection,t._cameraTransformMatrix,t._transformedDirection),t.cameraDirection.addInPlace(t._transformedDirection)}},t.prototype.getTypeName=function(){return"FreeCameraKeyboardMoveInput"},t.prototype._onLostFocus=function(e){this._keys=[]},t.prototype.getSimpleName=function(){return"keyboard"},a([e.serialize()],t.prototype,"keysUp",void 0),a([e.serialize()],t.prototype,"keysDown",void 0),a([e.serialize()],t.prototype,"keysLeft",void 0),a([e.serialize()],t.prototype,"keysRight",void 0),t}();e.FreeCameraKeyboardMoveInput=t,e.CameraInputTypes.FreeCameraKeyboardMoveInput=t}(s||(s={})),function(e){var t=function(){function t(){this._offsetX=null,this._offsetY=null,this._pointerCount=0,this._pointerPressed=[],this.touchAngularSensibility=2e5,this.touchMoveSensibility=250}return t.prototype.attachControl=function(t,i){var r,n=this;void 0===this._pointerInput&&(this._onLostFocus=function(e){n._offsetX=null,n._offsetY=null},this._pointerInput=function(t,o){var s=t.event;if("mouse"!==s.pointerType)if(t.type===e.PointerEventTypes.POINTERDOWN){if(i||s.preventDefault(),n._pointerPressed.push(s.pointerId),1!==n._pointerPressed.length)return;r={x:s.clientX,y:s.clientY}}else if(t.type===e.PointerEventTypes.POINTERUP){if(i||s.preventDefault(),-1===(a=n._pointerPressed.indexOf(s.pointerId)))return;if(n._pointerPressed.splice(a,1),0!=a)return;r=null,n._offsetX=null,n._offsetY=null}else if(t.type===e.PointerEventTypes.POINTERMOVE){if(i||s.preventDefault(),!r)return;var a;if(0!=(a=n._pointerPressed.indexOf(s.pointerId)))return;n._offsetX=s.clientX-r.x,n._offsetY=-(s.clientY-r.y)}}),this._observer=this.camera.getScene().onPointerObservable.add(this._pointerInput,e.PointerEventTypes.POINTERDOWN|e.PointerEventTypes.POINTERUP|e.PointerEventTypes.POINTERMOVE),t.addEventListener("blur",this._onLostFocus)},t.prototype.detachControl=function(e){this._pointerInput&&e&&(this.camera.getScene().onPointerObservable.remove(this._observer),this._observer=null,e.removeEventListener("blur",this._onLostFocus),this._onLostFocus=null,this._pointerPressed=[],this._offsetX=null,this._offsetY=null,this._pointerCount=0)},t.prototype.checkInputs=function(){if(this._offsetX){var t=this.camera;if(t.cameraRotation.y+=this._offsetX/this.touchAngularSensibility,this._pointerPressed.length>1)t.cameraRotation.x+=-this._offsetY/this.touchAngularSensibility;else{var i=t._computeLocalCameraSpeed(),r=new e.Vector3(0,0,i*this._offsetY/this.touchMoveSensibility);e.Matrix.RotationYawPitchRollToRef(t.rotation.y,t.rotation.x,0,t._cameraRotationMatrix),t.cameraDirection.addInPlace(e.Vector3.TransformCoordinates(r,t._cameraRotationMatrix))}}},t.prototype.getTypeName=function(){return"FreeCameraTouchInput"},t.prototype.getSimpleName=function(){return"touch"},a([e.serialize()],t.prototype,"touchAngularSensibility",void 0),a([e.serialize()],t.prototype,"touchMoveSensibility",void 0),t}();e.FreeCameraTouchInput=t,e.CameraInputTypes.FreeCameraTouchInput=t}(s||(s={})),function(e){var t=function(){function t(){var t=this;this._screenOrientationAngle=0,this._screenQuaternion=new e.Quaternion,this._alpha=0,this._beta=0,this._gamma=0,this._orientationChanged=function(){t._screenOrientationAngle=void 0!==window.orientation?+window.orientation:window.screen.orientation&&window.screen.orientation.angle?window.screen.orientation.angle:0,t._screenOrientationAngle=-e.Tools.ToRadians(t._screenOrientationAngle/2),t._screenQuaternion.copyFromFloats(0,Math.sin(t._screenOrientationAngle),0,Math.cos(t._screenOrientationAngle))},this._deviceOrientation=function(e){t._alpha=e.alpha,t._beta=e.beta,t._gamma=e.gamma},this._constantTranform=new e.Quaternion(-Math.sqrt(.5),0,0,Math.sqrt(.5)),this._orientationChanged()}return Object.defineProperty(t.prototype,"camera",{get:function(){return this._camera},set:function(t){this._camera=t,this._camera.rotationQuaternion||(this._camera.rotationQuaternion=new e.Quaternion)},enumerable:!0,configurable:!0}),t.prototype.attachControl=function(e,t){window.addEventListener("orientationchange",this._orientationChanged),window.addEventListener("deviceorientation",this._deviceOrientation),this._orientationChanged()},t.prototype.detachControl=function(e){window.removeEventListener("orientationchange",this._orientationChanged),window.removeEventListener("deviceorientation",this._deviceOrientation)},t.prototype.checkInputs=function(){this._alpha&&(e.Quaternion.RotationYawPitchRollToRef(e.Tools.ToRadians(this._alpha),e.Tools.ToRadians(this._beta),-e.Tools.ToRadians(this._gamma),this.camera.rotationQuaternion),this._camera.rotationQuaternion.multiplyInPlace(this._screenQuaternion),this._camera.rotationQuaternion.multiplyInPlace(this._constantTranform),this._camera.rotationQuaternion.z*=-1,this._camera.rotationQuaternion.w*=-1)},t.prototype.getTypeName=function(){return"FreeCameraDeviceOrientationInput"},t.prototype.getSimpleName=function(){return"deviceOrientation"},t}();e.FreeCameraDeviceOrientationInput=t,e.CameraInputTypes.FreeCameraDeviceOrientationInput=t}(s||(s={})),function(e){var t=function(){function t(){this.gamepadAngularSensibility=200,this.gamepadMoveSensibility=40}return t.prototype.attachControl=function(t,i){var r=this;this._gamepads=new e.Gamepads(function(e){r._onNewGameConnected(e)})},t.prototype.detachControl=function(e){this._gamepads&&this._gamepads.dispose(),this.gamepad=null},t.prototype.checkInputs=function(){if(this.gamepad){var t=this.camera,i=this.gamepad.leftStick,r=i.x/this.gamepadMoveSensibility,n=i.y/this.gamepadMoveSensibility;i.x=Math.abs(r)>.005?0+r:0,i.y=Math.abs(n)>.005?0+n:0;var o=this.gamepad.rightStick,s=o.x/this.gamepadAngularSensibility,a=o.y/this.gamepadAngularSensibility;o.x=Math.abs(s)>.001?0+s:0,o.y=Math.abs(a)>.001?0+a:0;var c=e.Matrix.RotationYawPitchRoll(t.rotation.y,t.rotation.x,0),h=50*t._computeLocalCameraSpeed(),u=e.Vector3.TransformCoordinates(new e.Vector3(i.x*h,0,-i.y*h),c);t.cameraDirection=t.cameraDirection.add(u),t.cameraRotation=t.cameraRotation.add(new e.Vector2(o.y,o.x))}},t.prototype._onNewGameConnected=function(e){0===e.index&&(this.gamepad=e)},t.prototype.getTypeName=function(){return"FreeCameraGamepadInput"},t.prototype.getSimpleName=function(){return"gamepad"},a([e.serialize()],t.prototype,"gamepadAngularSensibility",void 0),a([e.serialize()],t.prototype,"gamepadMoveSensibility",void 0),t}();e.FreeCameraGamepadInput=t,e.CameraInputTypes.FreeCameraGamepadInput=t}(s||(s={})),function(e){var t=function(){function t(){this._keys=[],this.keysUp=[38],this.keysDown=[40],this.keysLeft=[37],this.keysRight=[39]}return t.prototype.attachControl=function(t,i){var r=this;t.tabIndex=1,this._onKeyDown=function(e){-1===r.keysUp.indexOf(e.keyCode)&&-1===r.keysDown.indexOf(e.keyCode)&&-1===r.keysLeft.indexOf(e.keyCode)&&-1===r.keysRight.indexOf(e.keyCode)||(-1===r._keys.indexOf(e.keyCode)&&r._keys.push(e.keyCode),e.preventDefault&&(i||e.preventDefault()))},this._onKeyUp=function(e){if(-1!==r.keysUp.indexOf(e.keyCode)||-1!==r.keysDown.indexOf(e.keyCode)||-1!==r.keysLeft.indexOf(e.keyCode)||-1!==r.keysRight.indexOf(e.keyCode)){var t=r._keys.indexOf(e.keyCode);t>=0&&r._keys.splice(t,1),e.preventDefault&&(i||e.preventDefault())}},this._onLostFocus=function(){r._keys=[]},t.addEventListener("keydown",this._onKeyDown,!1),t.addEventListener("keyup",this._onKeyUp,!1),e.Tools.RegisterTopRootEvents([{name:"blur",handler:this._onLostFocus}])},t.prototype.detachControl=function(t){t&&(t.removeEventListener("keydown",this._onKeyDown),t.removeEventListener("keyup",this._onKeyUp)),e.Tools.UnregisterTopRootEvents([{name:"blur",handler:this._onLostFocus}]),this._keys=[],this._onKeyDown=null,this._onKeyUp=null,this._onLostFocus=null},t.prototype.checkInputs=function(){if(this._onKeyDown)for(var e=this.camera,t=0;t<this._keys.length;t++){var i=this._keys[t];-1!==this.keysLeft.indexOf(i)?e.inertialAlphaOffset-=.01:-1!==this.keysUp.indexOf(i)?e.inertialBetaOffset-=.01:-1!==this.keysRight.indexOf(i)?e.inertialAlphaOffset+=.01:-1!==this.keysDown.indexOf(i)&&(e.inertialBetaOffset+=.01)}},t.prototype.getTypeName=function(){return"ArcRotateCameraKeyboardMoveInput"},t.prototype.getSimpleName=function(){return"keyboard"},a([e.serialize()],t.prototype,"keysUp",void 0),a([e.serialize()],t.prototype,"keysDown",void 0),a([e.serialize()],t.prototype,"keysLeft",void 0),a([e.serialize()],t.prototype,"keysRight",void 0),t}();e.ArcRotateCameraKeyboardMoveInput=t,e.CameraInputTypes.ArcRotateCameraKeyboardMoveInput=t}(s||(s={})),function(e){var t=function(){function t(){this.wheelPrecision=3}return t.prototype.attachControl=function(t,i){var r=this;this._wheel=function(t,n){if(t.type===e.PointerEventTypes.POINTERWHEEL){var o=t.event,s=0;o.wheelDelta?s=o.wheelDelta/(40*r.wheelPrecision):o.detail&&(s=-o.detail/r.wheelPrecision),s&&(r.camera.inertialRadiusOffset+=s),o.preventDefault&&(i||o.preventDefault())}},this._observer=this.camera.getScene().onPointerObservable.add(this._wheel,e.PointerEventTypes.POINTERWHEEL)},t.prototype.detachControl=function(e){this._observer&&e&&(this.camera.getScene().onPointerObservable.remove(this._observer),this._observer=null,this._wheel=null)},t.prototype.getTypeName=function(){return"ArcRotateCameraMouseWheelInput"},t.prototype.getSimpleName=function(){return"mousewheel"},a([e.serialize()],t.prototype,"wheelPrecision",void 0),t}();e.ArcRotateCameraMouseWheelInput=t,e.CameraInputTypes.ArcRotateCameraMouseWheelInput=t}(s||(s={})),function(e){var t=(e.Tools.GetPointerPrefix(),function(){function t(){this.buttons=[0,1,2],this.angularSensibilityX=1e3,this.angularSensibilityY=1e3,this.pinchPrecision=6,this.panningSensibility=50,this._isPanClick=!1,this.pinchInwards=!0}return t.prototype.attachControl=function(t,i){var r,n,o,s=this,a=this.camera.getEngine(),c=0;this._pointerInput=function(a,h){var u=a.event;if(a.type===e.PointerEventTypes.POINTERMOVE||-1!==s.buttons.indexOf(u.button))if(a.type===e.PointerEventTypes.POINTERDOWN){try{u.srcElement.setPointerCapture(u.pointerId)}catch(e){}s._isPanClick=u.button===s.camera._panningMouseButton,r={x:u.clientX,y:u.clientY,pointerId:u.pointerId,type:u.pointerType},void 0===n?n=r:void 0===o&&(o=r),i||(u.preventDefault(),t.focus())}else if(a.type===e.PointerEventTypes.POINTERUP){try{u.srcElement.releasePointerCapture(u.pointerId)}catch(e){}r=null,c=0,n=o=void 0,i||u.preventDefault()}else if(a.type===e.PointerEventTypes.POINTERMOVE)if(i||u.preventDefault(),n&&void 0===o){if(0!==s.panningSensibility&&(u.ctrlKey&&s.camera._useCtrlForPanning||!s.camera._useCtrlForPanning&&s._isPanClick))s.camera.inertialPanningX+=-(u.clientX-r.x)/s.panningSensibility,s.camera.inertialPanningY+=(u.clientY-r.y)/s.panningSensibility;else{var l=u.clientX-r.x,f=u.clientY-r.y;s.camera.inertialAlphaOffset-=l/s.angularSensibilityX,s.camera.inertialBetaOffset-=f/s.angularSensibilityY}r.x=u.clientX,r.y=u.clientY}else if(n&&o){var d=n.pointerId===u.pointerId?n:o;d.x=u.clientX,d.y=u.clientY;var p=s.pinchInwards?1:-1,m=n.x-o.x,g=n.y-o.y,_=m*m+g*g;if(0===c)return void(c=_);_!==c&&(s.camera.inertialRadiusOffset+=(_-c)/(s.pinchPrecision*((s.angularSensibilityX+s.angularSensibilityY)/2)*p),c=_)}},this._observer=this.camera.getScene().onPointerObservable.add(this._pointerInput,e.PointerEventTypes.POINTERDOWN|e.PointerEventTypes.POINTERUP|e.PointerEventTypes.POINTERMOVE),this._onContextMenu=function(e){e.preventDefault()},this.camera._useCtrlForPanning||t.addEventListener("contextmenu",this._onContextMenu,!1),this._onLostFocus=function(){n=o=void 0,c=0,r=null},this._onMouseMove=function(e){if(a.isPointerLock){var t=e.movementX||e.mozMovementX||e.webkitMovementX||e.msMovementX||0,r=e.movementY||e.mozMovementY||e.webkitMovementY||e.msMovementY||0;s.camera.inertialAlphaOffset-=t/s.angularSensibilityX,s.camera.inertialBetaOffset-=r/s.angularSensibilityY,i||e.preventDefault()}},this._onGestureStart=function(e){void 0!==window.MSGesture&&(s._MSGestureHandler||(s._MSGestureHandler=new MSGesture,s._MSGestureHandler.target=t),s._MSGestureHandler.addPointer(e.pointerId))},this._onGesture=function(e){s.camera.radius*=e.scale,e.preventDefault&&(i||(e.stopPropagation(),e.preventDefault()))},t.addEventListener("mousemove",this._onMouseMove,!1),t.addEventListener("MSPointerDown",this._onGestureStart,!1),t.addEventListener("MSGestureChange",this._onGesture,!1),t.addEventListener("keydown",this._onKeyDown,!1),t.addEventListener("keyup",this._onKeyUp,!1),e.Tools.RegisterTopRootEvents([{name:"blur",handler:this._onLostFocus}])},t.prototype.detachControl=function(t){t&&this._observer&&(this.camera.getScene().onPointerObservable.remove(this._observer),this._observer=null,t.removeEventListener("contextmenu",this._onContextMenu),t.removeEventListener("mousemove",this._onMouseMove),t.removeEventListener("MSPointerDown",this._onGestureStart),t.removeEventListener("MSGestureChange",this._onGesture),t.removeEventListener("keydown",this._onKeyDown),t.removeEventListener("keyup",this._onKeyUp),this._isPanClick=!1,this.pinchInwards=!0,this._onKeyDown=null,this._onKeyUp=null,this._onMouseMove=null,this._onGestureStart=null,this._onGesture=null,this._MSGestureHandler=null,this._onLostFocus=null,this._onContextMenu=null),e.Tools.UnregisterTopRootEvents([{name:"blur",handler:this._onLostFocus}])},t.prototype.getTypeName=function(){return"ArcRotateCameraPointersInput"},t.prototype.getSimpleName=function(){return"pointers"},a([e.serialize()],t.prototype,"buttons",void 0),a([e.serialize()],t.prototype,"angularSensibilityX",void 0),a([e.serialize()],t.prototype,"angularSensibilityY",void 0),a([e.serialize()],t.prototype,"pinchPrecision",void 0),a([e.serialize()],t.prototype,"panningSensibility",void 0),t}());e.ArcRotateCameraPointersInput=t,e.CameraInputTypes.ArcRotateCameraPointersInput=t}(s||(s={})),function(e){var t=function(){function t(){this.gamepadRotationSensibility=80,this.gamepadMoveSensibility=40}return t.prototype.attachControl=function(t,i){var r=this;this._gamepads=new e.Gamepads(function(e){r._onNewGameConnected(e)})},t.prototype.detachControl=function(e){this._gamepads&&this._gamepads.dispose(),this.gamepad=null},t.prototype.checkInputs=function(){if(this.gamepad){var e=this.camera,t=this.gamepad.rightStick;if(0!=t.x){var i=t.x/this.gamepadRotationSensibility;0!=i&&Math.abs(i)>.005&&(e.inertialAlphaOffset+=i)}if(0!=t.y){var r=t.y/this.gamepadRotationSensibility;0!=r&&Math.abs(r)>.005&&(e.inertialBetaOffset+=r)}var n=this.gamepad.leftStick;if(0!=n.y){var o=n.y/this.gamepadMoveSensibility;0!=o&&Math.abs(o)>.005&&(this.camera.inertialRadiusOffset-=o)}}},t.prototype._onNewGameConnected=function(e){0===e.index&&(this.gamepad=e)},t.prototype.getTypeName=function(){return"ArcRotateCameraGamepadInput"},t.prototype.getSimpleName=function(){return"gamepad"},a([e.serialize()],t.prototype,"gamepadRotationSensibility",void 0),a([e.serialize()],t.prototype,"gamepadMoveSensibility",void 0),t}();e.ArcRotateCameraGamepadInput=t,e.CameraInputTypes.ArcRotateCameraGamepadInput=t}(s||(s={})),function(e){var t=function(){function e(){this.alphaCorrection=1,this.betaCorrection=1,this.gammaCorrection=1,this._alpha=0,this._beta=0,this._gamma=0,this._dirty=!1,this._deviceOrientationHandler=this._onOrientationEvent.bind(this)}return e.prototype.attachControl=function(e,t){this.camera.attachControl(e,t),window.addEventListener("deviceorientation",this._deviceOrientationHandler)},e.prototype._onOrientationEvent=function(e){this.camera,this._alpha=0|+e.alpha,this._beta=0|+e.beta,this._gamma=0|+e.gamma,this._dirty=!0},e.prototype.checkInputs=function(){this._dirty&&(this._dirty=!1,this._gamma<0&&(this._gamma=180+this._gamma),this.camera.alpha=-this._alpha/180*Math.PI%Math.PI*2,this.camera.beta=this._gamma/180*Math.PI)},e.prototype.detachControl=function(e){window.removeEventListener("deviceorientation",this._deviceOrientationHandler)},e.prototype.getTypeName=function(){return"ArcRotateCameraVRDeviceOrientationInput"},e.prototype.getSimpleName=function(){return"VRDeviceOrientation"},e}();e.ArcRotateCameraVRDeviceOrientationInput=t,e.CameraInputTypes.ArcRotateCameraVRDeviceOrientationInput=t}(s||(s={})),function(e){var t=function(t){function i(i,r,n){t.call(this,i,r,n),this.cameraDirection=new e.Vector3(0,0,0),this.cameraRotation=new e.Vector2(0,0),this.rotation=new e.Vector3(0,0,0),this.speed=2,this.noRotationConstraint=!1,this.lockedTarget=null,this._currentTarget=e.Vector3.Zero(),this._viewMatrix=e.Matrix.Zero(),this._camMatrix=e.Matrix.Zero(),this._cameraTransformMatrix=e.Matrix.Zero(),this._cameraRotationMatrix=e.Matrix.Zero(),this._referencePoint=new e.Vector3(0,0,1),this._defaultUpVector=new e.Vector3(0,1,0),this._transformedReferencePoint=e.Vector3.Zero(),this._lookAtTemp=e.Matrix.Zero(),this._tempMatrix=e.Matrix.Zero()}return c(i,t),i.prototype.getFrontPosition=function(e){var t=this.getTarget().subtract(this.position);return t.normalize(),t.scaleInPlace(e),this.globalPosition.add(t)},i.prototype._getLockedTargetPosition=function(){return this.lockedTarget?(this.lockedTarget.absolutePosition&&this.lockedTarget.computeWorldMatrix(),this.lockedTarget.absolutePosition||this.lockedTarget):null},i.prototype._initCache=function(){t.prototype._initCache.call(this),this._cache.lockedTarget=new e.Vector3(Number.MAX_VALUE,Number.MAX_VALUE,Number.MAX_VALUE),this._cache.rotation=new e.Vector3(Number.MAX_VALUE,Number.MAX_VALUE,Number.MAX_VALUE),this._cache.rotationQuaternion=new e.Quaternion(Number.MAX_VALUE,Number.MAX_VALUE,Number.MAX_VALUE,Number.MAX_VALUE)},i.prototype._updateCache=function(e){e||t.prototype._updateCache.call(this);var i=this._getLockedTargetPosition();i?this._cache.lockedTarget?this._cache.lockedTarget.copyFrom(i):this._cache.lockedTarget=i.clone():this._cache.lockedTarget=null,this._cache.rotation.copyFrom(this.rotation),this.rotationQuaternion&&this._cache.rotationQuaternion.copyFrom(this.rotationQuaternion)},i.prototype._isSynchronizedViewMatrix=function(){if(!t.prototype._isSynchronizedViewMatrix.call(this))return!1;var e=this._getLockedTargetPosition();return(this._cache.lockedTarget?this._cache.lockedTarget.equals(e):!e)&&(this.rotationQuaternion?this.rotationQuaternion.equals(this._cache.rotationQuaternion):this._cache.rotation.equals(this.rotation))},i.prototype._computeLocalCameraSpeed=function(){var e=this.getEngine();return this.speed*Math.sqrt(e.getDeltaTime()/(100*e.getFps()))},i.prototype.setTarget=function(t){this.upVector.normalize(),e.Matrix.LookAtLHToRef(this.position,t,this._defaultUpVector,this._camMatrix),this._camMatrix.invert(),this.rotation.x=Math.atan(this._camMatrix.m[6]/this._camMatrix.m[10]);var i=t.subtract(this.position);i.x>=0?this.rotation.y=-Math.atan(i.z/i.x)+Math.PI/2:this.rotation.y=-Math.atan(i.z/i.x)-Math.PI/2,this.rotation.z=0,isNaN(this.rotation.x)&&(this.rotation.x=0),isNaN(this.rotation.y)&&(this.rotation.y=0),isNaN(this.rotation.z)&&(this.rotation.z=0),this.rotationQuaternion&&e.Quaternion.RotationYawPitchRollToRef(this.rotation.y,this.rotation.x,this.rotation.z,this.rotationQuaternion)},i.prototype.getTarget=function(){return this._currentTarget},i.prototype._decideIfNeedsToMove=function(){return Math.abs(this.cameraDirection.x)>0||Math.abs(this.cameraDirection.y)>0||Math.abs(this.cameraDirection.z)>0},i.prototype._updatePosition=function(){this.position.addInPlace(this.cameraDirection)},i.prototype._checkInputs=function(){var i=this._decideIfNeedsToMove(),r=Math.abs(this.cameraRotation.x)>0||Math.abs(this.cameraRotation.y)>0;if(i&&this._updatePosition(),r&&(this.rotation.x+=this.cameraRotation.x,this.rotation.y+=this.cameraRotation.y,!this.noRotationConstraint)){var n=Math.PI/2*.95;this.rotation.x>n&&(this.rotation.x=n),this.rotation.x<-n&&(this.rotation.x=-n)}i&&(Math.abs(this.cameraDirection.x)<e.Epsilon&&(this.cameraDirection.x=0),Math.abs(this.cameraDirection.y)<e.Epsilon&&(this.cameraDirection.y=0),Math.abs(this.cameraDirection.z)<e.Epsilon&&(this.cameraDirection.z=0),this.cameraDirection.scaleInPlace(this.inertia)),r&&(Math.abs(this.cameraRotation.x)<e.Epsilon&&(this.cameraRotation.x=0),Math.abs(this.cameraRotation.y)<e.Epsilon&&(this.cameraRotation.y=0),this.cameraRotation.scaleInPlace(this.inertia)),t.prototype._checkInputs.call(this)},i.prototype._updateCameraRotationMatrix=function(){this.rotationQuaternion?(this.rotationQuaternion.toRotationMatrix(this._cameraRotationMatrix),e.Vector3.TransformNormalToRef(this._defaultUpVector,this._cameraRotationMatrix,this.upVector)):e.Matrix.RotationYawPitchRollToRef(this.rotation.y,this.rotation.x,this.rotation.z,this._cameraRotationMatrix)},i.prototype._getViewMatrix=function(){return this.lockedTarget?this._currentTarget.copyFrom(this._getLockedTargetPosition()):(this._updateCameraRotationMatrix(),e.Vector3.TransformCoordinatesToRef(this._referencePoint,this._cameraRotationMatrix,this._transformedReferencePoint),this.position.addToRef(this._transformedReferencePoint,this._currentTarget)),this.getScene().useRightHandedSystem?e.Matrix.LookAtRHToRef(this.position,this._currentTarget,this.upVector,this._viewMatrix):e.Matrix.LookAtLHToRef(this.position,this._currentTarget,this.upVector,this._viewMatrix),this._viewMatrix},i.prototype.createRigCamera=function(t,r){if(this.cameraRigMode!==e.Camera.RIG_MODE_NONE){var n=new i(t,this.position.clone(),this.getScene());return this.cameraRigMode!==e.Camera.RIG_MODE_VR&&this.cameraRigMode!==e.Camera.RIG_MODE_WEBVR||(this.rotationQuaternion||(this.rotationQuaternion=new e.Quaternion),n._cameraRigParams={},n.rotationQuaternion=new e.Quaternion),n}return null},i.prototype._updateRigCameras=function(){var i=this._rigCameras[0],r=this._rigCameras[1];switch(this.cameraRigMode){case e.Camera.RIG_MODE_STEREOSCOPIC_ANAGLYPH:case e.Camera.RIG_MODE_STEREOSCOPIC_SIDEBYSIDE_PARALLEL:case e.Camera.RIG_MODE_STEREOSCOPIC_SIDEBYSIDE_CROSSEYED:case e.Camera.RIG_MODE_STEREOSCOPIC_OVERUNDER:var n=this.cameraRigMode===e.Camera.RIG_MODE_STEREOSCOPIC_SIDEBYSIDE_CROSSEYED?1:-1,o=this.cameraRigMode===e.Camera.RIG_MODE_STEREOSCOPIC_SIDEBYSIDE_CROSSEYED?-1:1;this._getRigCamPosition(this._cameraRigParams.stereoHalfAngle*n,i.position),this._getRigCamPosition(this._cameraRigParams.stereoHalfAngle*o,r.position),i.setTarget(this.getTarget()),r.setTarget(this.getTarget());break;case e.Camera.RIG_MODE_VR:case e.Camera.RIG_MODE_WEBVR:i.rotationQuaternion?(i.rotationQuaternion.copyFrom(this.rotationQuaternion),r.rotationQuaternion.copyFrom(this.rotationQuaternion)):(i.rotation.copyFrom(this.rotation),r.rotation.copyFrom(this.rotation)),i.position.copyFrom(this.position),r.position.copyFrom(this.position)}t.prototype._updateRigCameras.call(this)},i.prototype._getRigCamPosition=function(t,i){this._rigCamTransformMatrix||(this._rigCamTransformMatrix=new e.Matrix);var r=this.getTarget();e.Matrix.Translation(-r.x,-r.y,-r.z).multiplyToRef(e.Matrix.RotationY(t),this._rigCamTransformMatrix),this._rigCamTransformMatrix=this._rigCamTransformMatrix.multiply(e.Matrix.Translation(r.x,r.y,r.z)),e.Vector3.TransformCoordinatesToRef(this.position,this._rigCamTransformMatrix,i)},i.prototype.getTypeName=function(){return"TargetCamera"},a([e.serializeAsVector3()],i.prototype,"rotation",void 0),a([e.serialize()],i.prototype,"speed",void 0),a([e.serializeAsMeshReference("lockedTargetId")],i.prototype,"lockedTarget",void 0),i}(e.Camera);e.TargetCamera=t}(s||(s={})),function(e){var t=function(t){function i(i,r,n){var o=this;t.call(this,i,r,n),this.ellipsoid=new e.Vector3(.5,1,.5),this.checkCollisions=!1,this.applyGravity=!1,this._collider=new e.Collider,this._needMoveForGravity=!1,this._oldPosition=e.Vector3.Zero(),this._diffPosition=e.Vector3.Zero(),this._newPosition=e.Vector3.Zero(),this._onCollisionPositionChange=function(t,i,r){void 0===r&&(r=null),o.getScene().workerCollisions&&i.multiplyInPlace(o._collider.radius);!function(t){o._newPosition.copyFrom(t),o._newPosition.subtractToRef(o._oldPosition,o._diffPosition),o.position.clone(),o._diffPosition.length()>e.Engine.CollisionsEpsilon&&(o.position.addInPlace(o._diffPosition),o.onCollide&&r&&o.onCollide(r))}(i)},this.inputs=new e.FreeCameraInputsManager(this),this.inputs.addKeyboard().addMouse()}return c(i,t),Object.defineProperty(i.prototype,"angularSensibility",{get:function(){var e=this.inputs.attached.mouse;if(e)return e.angularSensibility},set:function(e){var t=this.inputs.attached.mouse;t&&(t.angularSensibility=e)},enumerable:!0,configurable:!0}),Object.defineProperty(i.prototype,"keysUp",{get:function(){var e=this.inputs.attached.keyboard;if(e)return e.keysUp},set:function(e){var t=this.inputs.attached.keyboard;t&&(t.keysUp=e)},enumerable:!0,configurable:!0}),Object.defineProperty(i.prototype,"keysDown",{get:function(){var e=this.inputs.attached.keyboard;if(e)return e.keysDown},set:function(e){var t=this.inputs.attached.keyboard;t&&(t.keysDown=e)},enumerable:!0,configurable:!0}),Object.defineProperty(i.prototype,"keysLeft",{get:function(){var e=this.inputs.attached.keyboard;if(e)return e.keysLeft},set:function(e){var t=this.inputs.attached.keyboard;t&&(t.keysLeft=e)},enumerable:!0,configurable:!0}),Object.defineProperty(i.prototype,"keysRight",{get:function(){var e=this.inputs.attached.keyboard;if(e)return e.keysRight},set:function(e){var t=this.inputs.attached.keyboard;t&&(t.keysRight=e)},enumerable:!0,configurable:!0}),i.prototype.attachControl=function(e,t){this.inputs.attachElement(e,t)},i.prototype.detachControl=function(t){this.inputs.detachElement(t),this.cameraDirection=new e.Vector3(0,0,0),this.cameraRotation=new e.Vector2(0,0)},i.prototype._collideWithWorld=function(t){(this.parent?e.Vector3.TransformCoordinates(this.position,this.parent.getWorldMatrix()):this.position).subtractFromFloatsToRef(0,this.ellipsoid.y,0,this._oldPosition),this._collider.radius=this.ellipsoid;var i=t;this.applyGravity&&(i=t.add(this.getScene().gravity)),this.getScene().collisionCoordinator.getNewPosition(this._oldPosition,i,this._collider,3,null,this._onCollisionPositionChange,this.uniqueId)},i.prototype._checkInputs=function(){this._localDirection||(this._localDirection=e.Vector3.Zero(),this._transformedDirection=e.Vector3.Zero()),this.inputs.checkInputs(),t.prototype._checkInputs.call(this)},i.prototype._decideIfNeedsToMove=function(){return this._needMoveForGravity||Math.abs(this.cameraDirection.x)>0||Math.abs(this.cameraDirection.y)>0||Math.abs(this.cameraDirection.z)>0},i.prototype._updatePosition=function(){this.checkCollisions&&this.getScene().collisionsEnabled?this._collideWithWorld(this.cameraDirection):this.position.addInPlace(this.cameraDirection)},i.prototype.dispose=function(){this.inputs.clear(),t.prototype.dispose.call(this)},i.prototype.getTypeName=function(){return"FreeCamera"},a([e.serializeAsVector3()],i.prototype,"ellipsoid",void 0),a([e.serialize()],i.prototype,"checkCollisions",void 0),a([e.serialize()],i.prototype,"applyGravity",void 0),i}(e.TargetCamera);e.FreeCamera=t}(s||(s={})),function(e){var t=function(t){function i(e){t.call(this,e)}return c(i,t),i.prototype.addKeyboard=function(){return this.add(new e.FreeCameraKeyboardMoveInput),this},i.prototype.addMouse=function(t){return void 0===t&&(t=!0),this.add(new e.FreeCameraMouseInput(t)),this},i.prototype.addGamepad=function(){return this.add(new e.FreeCameraGamepadInput),this},i.prototype.addDeviceOrientation=function(){return this.add(new e.FreeCameraDeviceOrientationInput),this},i.prototype.addTouch=function(){return this.add(new e.FreeCameraTouchInput),this},i.prototype.addVirtualJoystick=function(){return this.add(new e.FreeCameraVirtualJoystickInput),this},i}(e.CameraInputsManager);e.FreeCameraInputsManager=t}(s||(s={})),function(e){var t=function(t){function i(e,i,r,n){t.call(this,e,i,r),this.radius=12,this.rotationOffset=0,this.heightOffset=4,this.cameraAcceleration=.05,this.maxCameraSpeed=20,this.lockedTarget=n}return c(i,t),i.prototype.getRadians=function(e){return e*Math.PI/180},i.prototype.follow=function(t){if(t){var i;if(t.rotationQuaternion){var r=new e.Matrix;t.rotationQuaternion.toRotationMatrix(r),i=Math.atan2(r.m[8],r.m[10])}else i=t.rotation.y;var n=this.getRadians(this.rotationOffset)+i,o=t.position.x+Math.sin(n)*this.radius,s=t.position.z+Math.cos(n)*this.radius,a=o-this.position.x,c=t.position.y+this.heightOffset-this.position.y,h=s-this.position.z,u=a*this.cameraAcceleration*2,l=c*this.cameraAcceleration,f=h*this.cameraAcceleration*2;(u>this.maxCameraSpeed||u<-this.maxCameraSpeed)&&(u=u<1?-this.maxCameraSpeed:this.maxCameraSpeed),(l>this.maxCameraSpeed||l<-this.maxCameraSpeed)&&(l=l<1?-this.maxCameraSpeed:this.maxCameraSpeed),(f>this.maxCameraSpeed||f<-this.maxCameraSpeed)&&(f=f<1?-this.maxCameraSpeed:this.maxCameraSpeed),this.position=new e.Vector3(this.position.x+u,this.position.y+l,this.position.z+f),this.setTarget(t.position)}},i.prototype._checkInputs=function(){t.prototype._checkInputs.call(this),this.follow(this.lockedTarget)},i.prototype.getTypeName=function(){return"FollowCamera"},a([e.serialize()],i.prototype,"radius",void 0),a([e.serialize()],i.prototype,"rotationOffset",void 0),a([e.serialize()],i.prototype,"heightOffset",void 0),a([e.serialize()],i.prototype,"cameraAcceleration",void 0),a([e.serialize()],i.prototype,"maxCameraSpeed",void 0),a([e.serializeAsMeshReference("lockedTargetId")],i.prototype,"lockedTarget",void 0),i}(e.TargetCamera);e.FollowCamera=t;var i=function(t){function i(i,r,n,o,s,a){t.call(this,i,e.Vector3.Zero(),a),this.alpha=r,this.beta=n,this.radius=o,this.target=s,this._cartesianCoordinates=e.Vector3.Zero(),this.follow()}return c(i,t),i.prototype.follow=function(){this._cartesianCoordinates.x=this.radius*Math.cos(this.alpha)*Math.cos(this.beta),this._cartesianCoordinates.y=this.radius*Math.sin(this.beta),this._cartesianCoordinates.z=this.radius*Math.sin(this.alpha)*Math.cos(this.beta),this.position=this.target.position.add(this._cartesianCoordinates),this.setTarget(this.target.position)},i.prototype._checkInputs=function(){t.prototype._checkInputs.call(this),this.follow()},i.prototype.getTypeName=function(){return"ArcFollowCamera"},i}(e.TargetCamera);e.ArcFollowCamera=i}(s||(s={})),function(e){var t=function(e){function t(t,i,r){e.call(this,t,i,r),this.inputs.addTouch(),this._setupInputs()}return c(t,e),Object.defineProperty(t.prototype,"touchAngularSensibility",{get:function(){var e=this.inputs.attached.touch;if(e)return e.touchAngularSensibility},set:function(e){var t=this.inputs.attached.touch;t&&(t.touchAngularSensibility=e)},enumerable:!0,configurable:!0}),Object.defineProperty(t.prototype,"touchMoveSensibility",{get:function(){var e=this.inputs.attached.touch;if(e)return e.touchMoveSensibility},set:function(e){var t=this.inputs.attached.touch;t&&(t.touchMoveSensibility=e)},enumerable:!0,configurable:!0}),t.prototype.getTypeName=function(){return"TouchCamera"},t.prototype._setupInputs=function(){var e=this.inputs.attached.mouse;e&&(e.touchEnabled=!1)},t}(e.FreeCamera);e.TouchCamera=t}(s||(s={})),function(e){var t=function(t){function i(i,r,n,o,s,a){var c=this;t.call(this,i,e.Vector3.Zero(),a),this.inertialAlphaOffset=0,this.inertialBetaOffset=0,this.inertialRadiusOffset=0,this.lowerAlphaLimit=null,this.upperAlphaLimit=null,this.lowerBetaLimit=.01,this.upperBetaLimit=Math.PI,this.lowerRadiusLimit=null,this.upperRadiusLimit=null,this.inertialPanningX=0,this.inertialPanningY=0,this.zoomOnFactor=1,this.targetScreenOffset=e.Vector2.Zero(),this.allowUpsideDown=!0,this._viewMatrix=new e.Matrix,this.panningAxis=new e.Vector3(1,1,0),this.checkCollisions=!1,this.collisionRadius=new e.Vector3(.5,.5,.5),this._collider=new e.Collider,this._previousPosition=e.Vector3.Zero(),this._collisionVelocity=e.Vector3.Zero(),this._newPosition=e.Vector3.Zero(),this._onCollisionPositionChange=function(t,i,r){void 0===r&&(r=null),c.getScene().workerCollisions&&c.checkCollisions&&i.multiplyInPlace(c._collider.radius),r?(c.setPosition(i),c.onCollide&&c.onCollide(r)):c._previousPosition.copyFrom(c.position);var n=Math.cos(c.alpha),o=Math.sin(c.alpha),s=Math.cos(c.beta),a=Math.sin(c.beta);0===a&&(a=1e-4);var h=c._getTargetPosition();h.addToRef(new e.Vector3(c.radius*n*a,c.radius*s,c.radius*o*a),c._newPosition),c.position.copyFrom(c._newPosition);var u=c.upVector;c.allowUpsideDown&&c.beta<0&&(u=(u=u.clone()).negate()),e.Matrix.LookAtLHToRef(c.position,h,u,c._viewMatrix),c._viewMatrix.m[12]+=c.targetScreenOffset.x,c._viewMatrix.m[13]+=c.targetScreenOffset.y,c._collisionTriggered=!1},this.target=s||e.Vector3.Zero(),this.alpha=r,this.beta=n,this.radius=o,this.getViewMatrix(),this.inputs=new e.ArcRotateCameraInputsManager(this),this.inputs.addKeyboard().addMouseWheel().addPointers().addGamepad()}return c(i,t),Object.defineProperty(i.prototype,"angularSensibilityX",{get:function(){var e=this.inputs.attached.pointers;if(e)return e.angularSensibilityX},set:function(e){var t=this.inputs.attached.pointers;t&&(t.angularSensibilityX=e)},enumerable:!0,configurable:!0}),Object.defineProperty(i.prototype,"angularSensibilityY",{get:function(){var e=this.inputs.attached.pointers;if(e)return e.angularSensibilityY},set:function(e){var t=this.inputs.attached.pointers;t&&(t.angularSensibilityY=e)},enumerable:!0,configurable:!0}),Object.defineProperty(i.prototype,"pinchPrecision",{get:function(){var e=this.inputs.attached.pointers;if(e)return e.pinchPrecision},set:function(e){var t=this.inputs.attached.pointers;t&&(t.pinchPrecision=e)},enumerable:!0,configurable:!0}),Object.defineProperty(i.prototype,"panningSensibility",{get:function(){var e=this.inputs.attached.pointers;if(e)return e.panningSensibility},set:function(e){var t=this.inputs.attached.pointers;t&&(t.panningSensibility=e)},enumerable:!0,configurable:!0}),Object.defineProperty(i.prototype,"keysUp",{get:function(){var e=this.inputs.attached.keyboard;if(e)return e.keysUp},set:function(e){var t=this.inputs.attached.keyboard;t&&(t.keysUp=e)},enumerable:!0,configurable:!0}),Object.defineProperty(i.prototype,"keysDown",{get:function(){var e=this.inputs.attached.keyboard;if(e)return e.keysDown},set:function(e){var t=this.inputs.attached.keyboard;t&&(t.keysDown=e)},enumerable:!0,configurable:!0}),Object.defineProperty(i.prototype,"keysLeft",{get:function(){var e=this.inputs.attached.keyboard;if(e)return e.keysLeft},set:function(e){var t=this.inputs.attached.keyboard;t&&(t.keysLeft=e)},enumerable:!0,configurable:!0}),Object.defineProperty(i.prototype,"keysRight",{get:function(){var e=this.inputs.attached.keyboard;if(e)return e.keysRight},set:function(e){var t=this.inputs.attached.keyboard;t&&(t.keysRight=e)},enumerable:!0,configurable:!0}),Object.defineProperty(i.prototype,"wheelPrecision",{get:function(){var e=this.inputs.attached.mousewheel;if(e)return e.wheelPrecision},set:function(e){var t=this.inputs.attached.mousewheel;t&&(t.wheelPrecision=e)},enumerable:!0,configurable:!0}),i.prototype._initCache=function(){t.prototype._initCache.call(this),this._cache.target=new e.Vector3(Number.MAX_VALUE,Number.MAX_VALUE,Number.MAX_VALUE),this._cache.alpha=void 0,this._cache.beta=void 0,this._cache.radius=void 0,this._cache.targetScreenOffset=e.Vector2.Zero()},i.prototype._updateCache=function(e){e||t.prototype._updateCache.call(this),this._cache.target.copyFrom(this._getTargetPosition()),this._cache.alpha=this.alpha,this._cache.beta=this.beta,this._cache.radius=this.radius,this._cache.targetScreenOffset.copyFrom(this.targetScreenOffset)},i.prototype._getTargetPosition=function(){if(this.target.getAbsolutePosition){var e=this.target.getAbsolutePosition();return this._targetBoundingCenter?e.add(this._targetBoundingCenter):e}return this.target},i.prototype._isSynchronizedViewMatrix=function(){return!!t.prototype._isSynchronizedViewMatrix.call(this)&&this._cache.target.equals(this.target)&&this._cache.alpha===this.alpha&&this._cache.beta===this.beta&&this._cache.radius===this.radius&&this._cache.targetScreenOffset.equals(this.targetScreenOffset)},i.prototype.attachControl=function(e,t,i,r){var n=this;void 0===i&&(i=!0),void 0===r&&(r=2),this._useCtrlForPanning=i,this._panningMouseButton=r,this.inputs.attachElement(e,t),this._reset=function(){n.inertialAlphaOffset=0,n.inertialBetaOffset=0,n.inertialRadiusOffset=0}},i.prototype.detachControl=function(e){this.inputs.detachElement(e),this._reset&&this._reset()},i.prototype._checkInputs=function(){this._collisionTriggered||(this.inputs.checkInputs(),0===this.inertialAlphaOffset&&0===this.inertialBetaOffset&&0===this.inertialRadiusOffset||(this.getScene().useRightHandedSystem?this.alpha-=this.beta<=0?-this.inertialAlphaOffset:this.inertialAlphaOffset:this.alpha+=this.beta<=0?-this.inertialAlphaOffset:this.inertialAlphaOffset,this.beta+=this.inertialBetaOffset,this.radius-=this.inertialRadiusOffset,this.inertialAlphaOffset*=this.inertia,this.inertialBetaOffset*=this.inertia,this.inertialRadiusOffset*=this.inertia,Math.abs(this.inertialAlphaOffset)<e.Epsilon&&(this.inertialAlphaOffset=0),Math.abs(this.inertialBetaOffset)<e.Epsilon&&(this.inertialBetaOffset=0),Math.abs(this.inertialRadiusOffset)<e.Epsilon&&(this.inertialRadiusOffset=0)),0===this.inertialPanningX&&0===this.inertialPanningY||(this._localDirection||(this._localDirection=e.Vector3.Zero(),this._transformedDirection=e.Vector3.Zero()),this.inertialPanningX*=this.inertia,this.inertialPanningY*=this.inertia,Math.abs(this.inertialPanningX)<e.Epsilon&&(this.inertialPanningX=0),Math.abs(this.inertialPanningY)<e.Epsilon&&(this.inertialPanningY=0),this._localDirection.copyFromFloats(this.inertialPanningX,this.inertialPanningY,this.inertialPanningY),this._localDirection.multiplyInPlace(this.panningAxis),this._viewMatrix.invertToRef(this._cameraTransformMatrix),e.Vector3.TransformNormalToRef(this._localDirection,this._cameraTransformMatrix,this._transformedDirection),this.panningAxis.y||(this._transformedDirection.y=0),this.target.getAbsolutePosition||this.target.addInPlace(this._transformedDirection)),this._checkLimits(),t.prototype._checkInputs.call(this))},i.prototype._checkLimits=function(){null===this.lowerBetaLimit||void 0===this.lowerBetaLimit?this.allowUpsideDown&&this.beta>Math.PI&&(this.beta=this.beta-2*Math.PI):this.beta<this.lowerBetaLimit&&(this.beta=this.lowerBetaLimit),null===this.upperBetaLimit||void 0===this.upperBetaLimit?this.allowUpsideDown&&this.beta<-Math.PI&&(this.beta=this.beta+2*Math.PI):this.beta>this.upperBetaLimit&&(this.beta=this.upperBetaLimit),this.lowerAlphaLimit&&this.alpha<this.lowerAlphaLimit&&(this.alpha=this.lowerAlphaLimit),this.upperAlphaLimit&&this.alpha>this.upperAlphaLimit&&(this.alpha=this.upperAlphaLimit),this.lowerRadiusLimit&&this.radius<this.lowerRadiusLimit&&(this.radius=this.lowerRadiusLimit),this.upperRadiusLimit&&this.radius>this.upperRadiusLimit&&(this.radius=this.upperRadiusLimit)},i.prototype.rebuildAnglesAndRadius=function(){var e=this.position.subtract(this._getTargetPosition());this.radius=e.length(),this.alpha=Math.acos(e.x/Math.sqrt(Math.pow(e.x,2)+Math.pow(e.z,2))),e.z<0&&(this.alpha=2*Math.PI-this.alpha),this.beta=Math.acos(e.y/this.radius),this._checkLimits()},i.prototype.setPosition=function(e){this.position.equals(e)||(this.position.copyFrom(e),this.rebuildAnglesAndRadius())},i.prototype.setTarget=function(e,t){void 0===t&&(t=!1),this._getTargetPosition().equals(e)||(t&&e.getBoundingInfo?this._targetBoundingCenter=e.getBoundingInfo().boundingBox.center.clone():this._targetBoundingCenter=null,this.target=e,this.rebuildAnglesAndRadius())},i.prototype._getViewMatrix=function(){var t=Math.cos(this.alpha),i=Math.sin(this.alpha),r=Math.cos(this.beta),n=Math.sin(this.beta);0===n&&(n=1e-4);var o=this._getTargetPosition();if(o.addToRef(new e.Vector3(this.radius*t*n,this.radius*r,this.radius*i*n),this._newPosition),this.getScene().collisionsEnabled&&this.checkCollisions)this._collider.radius=this.collisionRadius,this._newPosition.subtractToRef(this.position,this._collisionVelocity),this._collisionTriggered=!0,this.getScene().collisionCoordinator.getNewPosition(this.position,this._collisionVelocity,this._collider,3,null,this._onCollisionPositionChange,this.uniqueId);else{this.position.copyFrom(this._newPosition);var s=this.upVector;this.allowUpsideDown&&this.beta<0&&(s=(s=s.clone()).negate()),this.getScene().useRightHandedSystem?e.Matrix.LookAtRHToRef(this.position,o,s,this._viewMatrix):e.Matrix.LookAtLHToRef(this.position,o,s,this._viewMatrix),this._viewMatrix.m[12]+=this.targetScreenOffset.x,this._viewMatrix.m[13]+=this.targetScreenOffset.y}return this._currentTarget=o,this._viewMatrix},i.prototype.zoomOn=function(t,i){void 0===i&&(i=!1),t=t||this.getScene().meshes;var r=e.Mesh.MinMax(t),n=e.Vector3.Distance(r.min,r.max);this.radius=n*this.zoomOnFactor,this.focusOn({min:r.min,max:r.max,distance:n},i)},i.prototype.focusOn=function(t,i){var r,n;void 0===i&&(i=!1),void 0===t.min?(r=t||this.getScene().meshes,r=e.Mesh.MinMax(r),n=e.Vector3.Distance(r.min,r.max)):(r=t,n=t.distance),this.target=e.Mesh.Center(r),i||(this.maxZ=2*n)},i.prototype.createRigCamera=function(t,r){var n;switch(this.cameraRigMode){case e.Camera.RIG_MODE_STEREOSCOPIC_ANAGLYPH:case e.Camera.RIG_MODE_STEREOSCOPIC_SIDEBYSIDE_PARALLEL:case e.Camera.RIG_MODE_STEREOSCOPIC_OVERUNDER:case e.Camera.RIG_MODE_VR:n=this._cameraRigParams.stereoHalfAngle*(0===r?1:-1);break;case e.Camera.RIG_MODE_STEREOSCOPIC_SIDEBYSIDE_CROSSEYED:n=this._cameraRigParams.stereoHalfAngle*(0===r?-1:1)}var o=new i(t,this.alpha+n,this.beta,this.radius,this.target,this.getScene());return o._cameraRigParams={},o},i.prototype._updateRigCameras=function(){var i=this._rigCameras[0],r=this._rigCameras[1];switch(i.beta=r.beta=this.beta,i.radius=r.radius=this.radius,this.cameraRigMode){case e.Camera.RIG_MODE_STEREOSCOPIC_ANAGLYPH:case e.Camera.RIG_MODE_STEREOSCOPIC_SIDEBYSIDE_PARALLEL:case e.Camera.RIG_MODE_STEREOSCOPIC_OVERUNDER:case e.Camera.RIG_MODE_VR:i.alpha=this.alpha-this._cameraRigParams.stereoHalfAngle,r.alpha=this.alpha+this._cameraRigParams.stereoHalfAngle;break;case e.Camera.RIG_MODE_STEREOSCOPIC_SIDEBYSIDE_CROSSEYED:i.alpha=this.alpha+this._cameraRigParams.stereoHalfAngle,r.alpha=this.alpha-this._cameraRigParams.stereoHalfAngle}t.prototype._updateRigCameras.call(this)},i.prototype.dispose=function(){this.inputs.clear(),t.prototype.dispose.call(this)},i.prototype.getTypeName=function(){return"ArcRotateCamera"},a([e.serialize()],i.prototype,"alpha",void 0),a([e.serialize()],i.prototype,"beta",void 0),a([e.serialize()],i.prototype,"radius",void 0),a([e.serializeAsVector3()],i.prototype,"target",void 0),a([e.serialize()],i.prototype,"inertialAlphaOffset",void 0),a([e.serialize()],i.prototype,"inertialBetaOffset",void 0),a([e.serialize()],i.prototype,"inertialRadiusOffset",void 0),a([e.serialize()],i.prototype,"lowerAlphaLimit",void 0),a([e.serialize()],i.prototype,"upperAlphaLimit",void 0),a([e.serialize()],i.prototype,"lowerBetaLimit",void 0),a([e.serialize()],i.prototype,"upperBetaLimit",void 0),a([e.serialize()],i.prototype,"lowerRadiusLimit",void 0),a([e.serialize()],i.prototype,"upperRadiusLimit",void 0),a([e.serialize()],i.prototype,"inertialPanningX",void 0),a([e.serialize()],i.prototype,"inertialPanningY",void 0),a([e.serialize()],i.prototype,"zoomOnFactor",void 0),a([e.serialize()],i.prototype,"allowUpsideDown",void 0),i}(e.TargetCamera);e.ArcRotateCamera=t}(s||(s={})),function(e){var t=function(t){function i(e){t.call(this,e)}return c(i,t),i.prototype.addMouseWheel=function(){return this.add(new e.ArcRotateCameraMouseWheelInput),this},i.prototype.addPointers=function(){return this.add(new e.ArcRotateCameraPointersInput),this},i.prototype.addKeyboard=function(){return this.add(new e.ArcRotateCameraKeyboardMoveInput),this},i.prototype.addGamepad=function(){return this.add(new e.ArcRotateCameraGamepadInput),this},i.prototype.addVRDeviceOrientation=function(){return this.add(new e.ArcRotateCameraVRDeviceOrientationInput),this},i}(e.CameraInputsManager);e.ArcRotateCameraInputsManager=t}(s||(s={})),function(e){var t=function(){function t(e){this._renderingGroups=new Array,this._autoClearDepthStencil={},this._customOpaqueSortCompareFn={},this._customAlphaTestSortCompareFn={},this._customTransparentSortCompareFn={},this._renderinGroupInfo=null,this._scene=e;for(var i=t.MIN_RENDERINGGROUPS;i<t.MAX_RENDERINGGROUPS;i++)this._autoClearDepthStencil[i]=!0}return t.prototype._renderParticles=function(e,t){if(0!==this._scene._activeParticleSystems.length){var i=this._scene.activeCamera;this._scene._particlesDuration.beginMonitoring();for(var r=0;r<this._scene._activeParticleSystems.length;r++){var n=this._scene._activeParticleSystems.data[r];n.renderingGroupId===e&&0!=(i.layerMask&n.layerMask)&&(this._clearDepthStencilBuffer(),n.emitter.position&&t&&-1===t.indexOf(n.emitter)||this._scene._activeParticles.addCount(n.render(),!1))}this._scene._particlesDuration.endMonitoring(!1)}},t.prototype._renderSprites=function(e){if(this._scene.spritesEnabled&&0!==this._scene.spriteManagers.length){var t=this._scene.activeCamera;this._scene._spritesDuration.beginMonitoring();for(var i=0;i<this._scene.spriteManagers.length;i++){var r=this._scene.spriteManagers[i];r.renderingGroupId===e&&0!=(t.layerMask&r.layerMask)&&(this._clearDepthStencilBuffer(),r.render())}this._scene._spritesDuration.endMonitoring(!1)}},t.prototype._clearDepthStencilBuffer=function(){this._depthStencilBufferAlreadyCleaned||(this._scene.getEngine().clear(0,!1,!0,!0),this._depthStencilBufferAlreadyCleaned=!0)},t.prototype._renderSpritesAndParticles=function(){this._currentRenderSprites&&this._renderSprites(this._currentIndex),this._currentRenderParticles&&this._renderParticles(this._currentIndex,this._currentActiveMeshes)},t.prototype.render=function(i,r,n,o){var s=this._scene.onRenderingGroupObservable.hasObservers()?this._scene.onRenderingGroupObservable:null,a=null;s&&(this._renderinGroupInfo||(this._renderinGroupInfo=new e.RenderingGroupInfo),(a=this._renderinGroupInfo).scene=this._scene,a.camera=this._scene.activeCamera),this._currentActiveMeshes=r,this._currentRenderParticles=n,this._currentRenderSprites=o;for(var c=t.MIN_RENDERINGGROUPS;c<t.MAX_RENDERINGGROUPS;c++){this._depthStencilBufferAlreadyCleaned=c===t.MIN_RENDERINGGROUPS;var h=this._renderingGroups[c],u=!1;if(this._currentIndex=c,h){var l=0;s&&(l=Math.pow(2,c),a.renderStage=e.RenderingGroupInfo.STAGE_PRECLEAR,a.renderingGroupId=c,s.notifyObservers(a,l)),this._autoClearDepthStencil[c]&&this._clearDepthStencilBuffer(),s&&(a.renderStage=e.RenderingGroupInfo.STAGE_PREOPAQUE,s.notifyObservers(a,l)),h.onBeforeTransparentRendering||(h.onBeforeTransparentRendering=this._renderSpritesAndParticles.bind(this)),s&&(a.renderStage=e.RenderingGroupInfo.STAGE_PRETRANSPARENT,s.notifyObservers(a,l)),h.render(i)||(this._renderingGroups.splice(c,1),u=!0,this._renderSpritesAndParticles()),s&&(a.renderStage=e.RenderingGroupInfo.STAGE_POSTTRANSPARENT,s.notifyObservers(a,l))}else if(this._renderSpritesAndParticles(),s){l=Math.pow(2,c);a.renderStage=e.RenderingGroupInfo.STAGE_PRECLEAR,a.renderingGroupId=c,s.notifyObservers(a,l),a.renderStage=e.RenderingGroupInfo.STAGE_POSTTRANSPARENT,s.notifyObservers(a,l)}u&&c--}},t.prototype.reset=function(){for(var e=t.MIN_RENDERINGGROUPS;e<t.MAX_RENDERINGGROUPS;e++){var i=this._renderingGroups[e];i&&i.prepare()}},t.prototype.dispatch=function(t){var i=t.getMesh().renderingGroupId||0;this._renderingGroups[i]||(this._renderingGroups[i]=new e.RenderingGroup(i,this._scene,this._customOpaqueSortCompareFn[i],this._customAlphaTestSortCompareFn[i],this._customTransparentSortCompareFn[i])),this._renderingGroups[i].dispatch(t)},t.prototype.setRenderingOrder=function(e,t,i,r){if(void 0===t&&(t=null),void 0===i&&(i=null),void 0===r&&(r=null),this._customOpaqueSortCompareFn[e]=t,this._customAlphaTestSortCompareFn[e]=i,this._customTransparentSortCompareFn[e]=r,this._renderingGroups[e]){var n=this._renderingGroups[e];n.opaqueSortCompareFn=this._customOpaqueSortCompareFn[e],n.alphaTestSortCompareFn=this._customAlphaTestSortCompareFn[e],n.transparentSortCompareFn=this._customTransparentSortCompareFn[e]}},t.prototype.setRenderingAutoClearDepthStencil=function(e,t){this._autoClearDepthStencil[e]=t},t.MAX_RENDERINGGROUPS=4,t.MIN_RENDERINGGROUPS=0,t}();e.RenderingManager=t}(s||(s={})),function(e){var t=function(){function t(t,i,r,n,o){void 0===r&&(r=null),void 0===n&&(n=null),void 0===o&&(o=null),this.index=t,this._opaqueSubMeshes=new e.SmartArray(256),this._transparentSubMeshes=new e.SmartArray(256),this._alphaTestSubMeshes=new e.SmartArray(256),this._scene=i,this.opaqueSortCompareFn=r,this.alphaTestSortCompareFn=n,this.transparentSortCompareFn=o}return Object.defineProperty(t.prototype,"opaqueSortCompareFn",{set:function(e){this._opaqueSortCompareFn=e,this._renderOpaque=e?this.renderOpaqueSorted:t.renderUnsorted},enumerable:!0,configurable:!0}),Object.defineProperty(t.prototype,"alphaTestSortCompareFn",{set:function(e){this._alphaTestSortCompareFn=e,this._renderAlphaTest=e?this.renderAlphaTestSorted:t.renderUnsorted},enumerable:!0,configurable:!0}),Object.defineProperty(t.prototype,"transparentSortCompareFn",{set:function(e){this._transparentSortCompareFn=e||t.defaultTransparentSortCompare,this._renderTransparent=this.renderTransparentSorted},enumerable:!0,configurable:!0}),t.prototype.render=function(t){if(t)return t(this._opaqueSubMeshes,this._alphaTestSubMeshes,this._transparentSubMeshes),!0;if(0===this._opaqueSubMeshes.length&&0===this._alphaTestSubMeshes.length&&0===this._transparentSubMeshes.length)return this.onBeforeTransparentRendering&&this.onBeforeTransparentRendering(),!1;var i=this._scene.getEngine();return this._renderOpaque(this._opaqueSubMeshes),i.setAlphaTesting(!0),this._renderAlphaTest(this._alphaTestSubMeshes),i.setAlphaTesting(!1),this.onBeforeTransparentRendering&&this.onBeforeTransparentRendering(),this._renderTransparent(this._transparentSubMeshes),i.setAlphaMode(e.Engine.ALPHA_DISABLE),!0},t.prototype.renderOpaqueSorted=function(e){return t.renderSorted(e,this._opaqueSortCompareFn,this._scene.activeCamera.globalPosition,!1)},t.prototype.renderAlphaTestSorted=function(e){return t.renderSorted(e,this._alphaTestSortCompareFn,this._scene.activeCamera.globalPosition,!1)},t.prototype.renderTransparentSorted=function(e){return t.renderSorted(e,this._transparentSortCompareFn,this._scene.activeCamera.globalPosition,!0)},t.renderSorted=function(e,t,i,r){for(var n,o=0;o<e.length;o++)(n=e.data[o])._alphaIndex=n.getMesh().alphaIndex,n._distanceToCamera=n.getBoundingInfo().boundingSphere.centerWorld.subtract(i).length();var s=e.data.slice(0,e.length);for(s.sort(t),o=0;o<s.length;o++)(n=s[o]).render(r)},t.renderUnsorted=function(e){for(var t=0;t<e.length;t++){e.data[t].render(!1)}},t.defaultTransparentSortCompare=function(e,i){return e._alphaIndex>i._alphaIndex?1:e._alphaIndex<i._alphaIndex?-1:t.backToFrontSortCompare(e,i)},t.backToFrontSortCompare=function(e,t){return e._distanceToCamera<t._distanceToCamera?1:e._distanceToCamera>t._distanceToCamera?-1:0},t.frontToBackSortCompare=function(e,t){return e._distanceToCamera<t._distanceToCamera?-1:e._distanceToCamera>t._distanceToCamera?1:0},t.prototype.prepare=function(){this._opaqueSubMeshes.reset(),this._transparentSubMeshes.reset(),this._alphaTestSubMeshes.reset()},t.prototype.dispatch=function(e){var t=e.getMaterial(),i=e.getMesh();t.needAlphaBlending()||i.visibility<1||i.hasVertexAlpha?this._transparentSubMeshes.push(e):t.needAlphaTesting()?this._alphaTestSubMeshes.push(e):this._opaqueSubMeshes.push(e)},t}();e.RenderingGroup=t}(s||(s={})),function(e){var t=function(){function e(){}return Object.defineProperty(e,"POINTERDOWN",{get:function(){return e._POINTERDOWN},enumerable:!0,configurable:!0}),Object.defineProperty(e,"POINTERUP",{get:function(){return e._POINTERUP},enumerable:!0,configurable:!0}),Object.defineProperty(e,"POINTERMOVE",{get:function(){return e._POINTERMOVE},enumerable:!0,configurable:!0}),Object.defineProperty(e,"POINTERWHEEL",{get:function(){return e._POINTERWHEEL},enumerable:!0,configurable:!0}),Object.defineProperty(e,"POINTERPICK",{get:function(){return e._POINTERPICK},enumerable:!0,configurable:!0}),e._POINTERDOWN=1,e._POINTERUP=2,e._POINTERMOVE=4,e._POINTERWHEEL=8,e._POINTERPICK=16,e}();e.PointerEventTypes=t;var i=function(){return function(e,t){this.type=e,this.event=t}}();e.PointerInfoBase=i;var r=function(t){function i(i,r,n,o){t.call(this,i,r),this.skipOnPointerObservable=!1,this.localPosition=new e.Vector2(n,o)}return c(i,t),i}(i);e.PointerInfoPre=r;var n=function(e){function t(t,i,r){e.call(this,t,i),this.pickInfo=r}return c(t,e),t}(i);e.PointerInfo=n;var o=function(){function e(){}return e.STAGE_PRECLEAR=1,e.STAGE_PREOPAQUE=2,e.STAGE_PRETRANSPARENT=3,e.STAGE_POSTTRANSPARENT=4,e}();e.RenderingGroupInfo=o;var s=function(){function i(t){this.autoClear=!0,this.clearColor=new e.Color3(.2,.2,.3),this.ambientColor=new e.Color3(0,0,0),this.forceWireframe=!1,this.forcePointsCloud=!1,this.forceShowBoundingBoxes=!1,this.animationsEnabled=!0,this.constantlyUpdateMeshUnderPointer=!1,this.useRightHandedSystem=!1,this.hoverCursor="pointer",this.metadata=null,this.onDisposeObservable=new e.Observable,this.onBeforeRenderObservable=new e.Observable,this.onAfterRenderObservable=new e.Observable,this.onReadyObservable=new e.Observable,this.onBeforeCameraRenderObservable=new e.Observable,this.onAfterCameraRenderObservable=new e.Observable,this.onNewCameraAddedObservable=new e.Observable,this.onCameraRemovedObservable=new e.Observable,this.onNewLightAddedObservable=new e.Observable,this.onLightRemovedObservable=new e.Observable,this.onNewGeometryAddedObservable=new e.Observable,this.onGeometryRemovedObservable=new e.Observable,this.onNewMeshAddedObservable=new e.Observable,this.onMeshRemovedObservable=new e.Observable,this.onRenderingGroupObservable=new e.Observable,this.animations=[],this.onPrePointerObservable=new e.Observable,this.onPointerObservable=new e.Observable,this.cameraToUseForPointers=null,this._startingPointerPosition=new e.Vector2(0,0),this._startingPointerTime=0,this.fogEnabled=!0,this.fogMode=i.FOGMODE_NONE,this.fogColor=new e.Color3(.2,.2,.3),this.fogDensity=.1,this.fogStart=0,this.fogEnd=1e3,this.shadowsEnabled=!0,this.lightsEnabled=!0,this.lights=new Array,this.cameras=new Array,this.activeCameras=new Array,this.meshes=new Array,this._geometries=new Array,this.materials=new Array,this.multiMaterials=new Array,this.texturesEnabled=!0,this.textures=new Array,this.particlesEnabled=!0,this.particleSystems=new Array,this.spritesEnabled=!0,this.spriteManagers=new Array,this.layers=new Array,this.highlightLayers=new Array,this.skeletonsEnabled=!0,this.skeletons=new Array,this.lensFlaresEnabled=!0,this.lensFlareSystems=new Array,this.collisionsEnabled=!0,this.gravity=new e.Vector3(0,-9.807,0),this.postProcessesEnabled=!0,this.renderTargetsEnabled=!0,this.dumpNextRenderTargets=!1,this.customRenderTargets=new Array,this.importedMeshesFiles=new Array,this.probesEnabled=!0,this.reflectionProbes=new Array,this._actionManagers=new Array,this._meshesForIntersections=new e.SmartArray(256),this.proceduralTexturesEnabled=!0,this._proceduralTextures=new Array,this.soundTracks=new Array,this._audioEnabled=!0,this._headphone=!1,this._totalMeshesCounter=new e.PerfCounter,this._totalLightsCounter=new e.PerfCounter,this._totalMaterialsCounter=new e.PerfCounter,this._totalTexturesCounter=new e.PerfCounter,this._totalVertices=new e.PerfCounter,this._activeIndices=new e.PerfCounter,this._activeParticles=new e.PerfCounter,this._lastFrameDuration=new e.PerfCounter,this._evaluateActiveMeshesDuration=new e.PerfCounter,this._renderTargetsDuration=new e.PerfCounter,this._particlesDuration=new e.PerfCounter,this._renderDuration=new e.PerfCounter,this._spritesDuration=new e.PerfCounter,this._activeBones=new e.PerfCounter,this._renderId=0,this._executeWhenReadyTimeoutId=-1,this._intermediateRendering=!1,this._toBeDisposed=new e.SmartArray(256),this._pendingData=[],this._activeMeshes=new e.SmartArray(256),this._processedMaterials=new e.SmartArray(256),this._renderTargets=new e.SmartArray(256),this._activeParticleSystems=new e.SmartArray(256),this._activeSkeletons=new e.SmartArray(32),this._softwareSkinnedMeshes=new e.SmartArray(32),this._activeAnimatables=new Array,this._transformMatrix=e.Matrix.Zero(),this._edgesRenderers=new e.SmartArray(16),this._uniqueIdCounter=0,this._engine=t,t.scenes.push(this),this._externalData=new e.StringDictionary,this._uid=null,this._renderingManager=new e.RenderingManager(this),this.postProcessManager=new e.PostProcessManager(this),this.postProcessRenderPipelineManager=new e.PostProcessRenderPipelineManager,this._boundingBoxRenderer=new e.BoundingBoxRenderer(this),e.OutlineRenderer&&(this._outlineRenderer=new e.OutlineRenderer(this)),this.attachControl(),e.SoundTrack&&(this.mainSoundTrack=new e.SoundTrack(this,{mainTrack:!0})),e.SimplificationQueue&&(this.simplificationQueue=new e.SimplificationQueue),this.workerCollisions=!1}return Object.defineProperty(i,"FOGMODE_NONE",{get:function(){return i._FOGMODE_NONE},enumerable:!0,configurable:!0}),Object.defineProperty(i,"FOGMODE_EXP",{get:function(){return i._FOGMODE_EXP},enumerable:!0,configurable:!0}),Object.defineProperty(i,"FOGMODE_EXP2",{get:function(){return i._FOGMODE_EXP2},enumerable:!0,configurable:!0}),Object.defineProperty(i,"FOGMODE_LINEAR",{get:function(){return i._FOGMODE_LINEAR},enumerable:!0,configurable:!0}),Object.defineProperty(i.prototype,"onDispose",{set:function(e){this._onDisposeObserver&&this.onDisposeObservable.remove(this._onDisposeObserver),this._onDisposeObserver=this.onDisposeObservable.add(e)},enumerable:!0,configurable:!0}),Object.defineProperty(i.prototype,"beforeRender",{set:function(e){this._onBeforeRenderObserver&&this.onBeforeRenderObservable.remove(this._onBeforeRenderObserver),this._onBeforeRenderObserver=this.onBeforeRenderObservable.add(e)},enumerable:!0,configurable:!0}),Object.defineProperty(i.prototype,"afterRender",{set:function(e){this._onAfterRenderObserver&&this.onAfterRenderObservable.remove(this._onAfterRenderObserver),this._onAfterRenderObserver=this.onAfterRenderObservable.add(e)},enumerable:!0,configurable:!0}),Object.defineProperty(i.prototype,"beforeCameraRender",{set:function(e){this._onBeforeCameraRenderObserver&&this.onBeforeCameraRenderObservable.remove(this._onBeforeCameraRenderObserver),this._onBeforeCameraRenderObserver=this.onBeforeCameraRenderObservable.add(e)},enumerable:!0,configurable:!0}),Object.defineProperty(i.prototype,"afterCameraRender",{set:function(e){this._onAfterCameraRenderObserver&&this.onAfterCameraRenderObservable.remove(this._onAfterCameraRenderObserver),this._onAfterCameraRenderObserver=this.onAfterCameraRenderObservable.add(e)},enumerable:!0,configurable:!0}),Object.defineProperty(i.prototype,"unTranslatedPointer",{get:function(){return new e.Vector2(this._unTranslatedPointerX,this._unTranslatedPointerY)},enumerable:!0,configurable:!0}),Object.defineProperty(i.prototype,"defaultMaterial",{get:function(){return this._defaultMaterial||(this._defaultMaterial=new e.StandardMaterial("default material",this)),this._defaultMaterial},enumerable:!0,configurable:!0}),Object.defineProperty(i.prototype,"debugLayer",{get:function(){return this._debugLayer||(this._debugLayer=new e.DebugLayer(this)),this._debugLayer},enumerable:!0,configurable:!0}),Object.defineProperty(i.prototype,"workerCollisions",{get:function(){return this._workerCollisions},set:function(t){t=t&&!!Worker,this._workerCollisions=t,this.collisionCoordinator&&this.collisionCoordinator.destroy(),this.collisionCoordinator=t?new e.CollisionCoordinatorWorker:new e.CollisionCoordinatorLegacy,this.collisionCoordinator.init(this)},enumerable:!0,configurable:!0}),Object.defineProperty(i.prototype,"SelectionOctree",{get:function(){return this._selectionOctree},enumerable:!0,configurable:!0}),Object.defineProperty(i.prototype,"meshUnderPointer",{get:function(){return this._pointerOverMesh},enumerable:!0,configurable:!0}),Object.defineProperty(i.prototype,"pointerX",{get:function(){return this._pointerX},enumerable:!0,configurable:!0}),Object.defineProperty(i.prototype,"pointerY",{get:function(){return this._pointerY},enumerable:!0,configurable:!0}),i.prototype.getCachedMaterial=function(){return this._cachedMaterial},i.prototype.getBoundingBoxRenderer=function(){return this._boundingBoxRenderer},i.prototype.getOutlineRenderer=function(){return this._outlineRenderer},i.prototype.getEngine=function(){return this._engine},i.prototype.getTotalVertices=function(){return this._totalVertices.current},Object.defineProperty(i.prototype,"totalVerticesPerfCounter",{get:function(){return this._totalVertices},enumerable:!0,configurable:!0}),i.prototype.getActiveIndices=function(){return this._activeIndices.current},Object.defineProperty(i.prototype,"totalActiveIndicesPerfCounter",{get:function(){return this._activeIndices},enumerable:!0,configurable:!0}),i.prototype.getActiveParticles=function(){return this._activeParticles.current},Object.defineProperty(i.prototype,"activeParticlesPerfCounter",{get:function(){return this._activeParticles},enumerable:!0,configurable:!0}),i.prototype.getActiveBones=function(){return this._activeBones.current},Object.defineProperty(i.prototype,"activeBonesPerfCounter",{get:function(){return this._activeBones},enumerable:!0,configurable:!0}),i.prototype.getLastFrameDuration=function(){return this._lastFrameDuration.current},Object.defineProperty(i.prototype,"lastFramePerfCounter",{get:function(){return this._lastFrameDuration},enumerable:!0,configurable:!0}),i.prototype.getEvaluateActiveMeshesDuration=function(){return this._evaluateActiveMeshesDuration.current},Object.defineProperty(i.prototype,"evaluateActiveMeshesDurationPerfCounter",{get:function(){return this._evaluateActiveMeshesDuration},enumerable:!0,configurable:!0}),i.prototype.getActiveMeshes=function(){return this._activeMeshes},i.prototype.getRenderTargetsDuration=function(){return this._renderTargetsDuration.current},i.prototype.getRenderDuration=function(){return this._renderDuration.current},Object.defineProperty(i.prototype,"renderDurationPerfCounter",{get:function(){return this._renderDuration},enumerable:!0,configurable:!0}),i.prototype.getParticlesDuration=function(){return this._particlesDuration.current},Object.defineProperty(i.prototype,"particlesDurationPerfCounter",{get:function(){return this._particlesDuration},enumerable:!0,configurable:!0}),i.prototype.getSpritesDuration=function(){return this._spritesDuration.current},Object.defineProperty(i.prototype,"spriteDuractionPerfCounter",{get:function(){return this._spritesDuration},enumerable:!0,configurable:!0}),i.prototype.getAnimationRatio=function(){return this._animationRatio},i.prototype.getRenderId=function(){return this._renderId},i.prototype.incrementRenderId=function(){this._renderId++},i.prototype._updatePointerPosition=function(e){var t=this._engine.getRenderingCanvasClientRect();this._pointerX=e.clientX-t.left,this._pointerY=e.clientY-t.top,this._unTranslatedPointerX=this._pointerX,this._unTranslatedPointerY=this._pointerY,this.cameraToUseForPointers&&(this._pointerX=this._pointerX-this.cameraToUseForPointers.viewport.x*this._engine.getRenderWidth(),this._pointerY=this._pointerY-this.cameraToUseForPointers.viewport.y*this._engine.getRenderHeight())},i.prototype.attachControl=function(i,o,s){var a=this;void 0===i&&(i=!0),void 0===o&&(o=!0),void 0===s&&(s=!0);var c=function(e){return e.isPickable&&e.actionManager&&e.actionManager.hasPointerTriggers};this._onPointerMove=function(e){if(a._updatePointerPosition(e),a.onPrePointerObservable.hasObservers()){var i="mousewheel"===e.type||"DOMMouseScroll"===e.type?t.POINTERWHEEL:t.POINTERMOVE,o=new r(i,e,a._unTranslatedPointerX,a._unTranslatedPointerY);if(a.onPrePointerObservable.notifyObservers(o,i),o.skipOnPointerObservable)return}if(a.cameraToUseForPointers||a.activeCamera){var s=a._engine.getRenderingCanvas();a.pointerMovePredicate||(a.pointerMovePredicate=function(e){return e.isPickable&&e.isVisible&&e.isReady()&&(a.constantlyUpdateMeshUnderPointer||null!==e.actionManager&&void 0!==e.actionManager)});var h=a.pick(a._unTranslatedPointerX,a._unTranslatedPointerY,a.pointerMovePredicate,!1,a.cameraToUseForPointers);if(h.hit&&h.pickedMesh?(a.setPointerOverSprite(null),a.setPointerOverMesh(h.pickedMesh),a._pointerOverMesh.actionManager&&a._pointerOverMesh.actionManager.hasPointerTriggers?a._pointerOverMesh.actionManager.hoverCursor?s.style.cursor=a._pointerOverMesh.actionManager.hoverCursor:s.style.cursor=a.hoverCursor:s.style.cursor=""):(a.setPointerOverMesh(null),(h=a.pickSprite(a._unTranslatedPointerX,a._unTranslatedPointerY,c,!1,a.cameraToUseForPointers)).hit&&h.pickedSprite?(a.setPointerOverSprite(h.pickedSprite),a._pointerOverSprite.actionManager&&a._pointerOverSprite.actionManager.hoverCursor?s.style.cursor=a._pointerOverSprite.actionManager.hoverCursor:s.style.cursor=a.hoverCursor):(a.setPointerOverSprite(null),s.style.cursor="")),a.onPointerMove&&a.onPointerMove(e,h),a.onPointerObservable.hasObservers()){i="mousewheel"===e.type||"DOMMouseScroll"===e.type?t.POINTERWHEEL:t.POINTERMOVE,o=new n(i,e,h);a.onPointerObservable.notifyObservers(o,i)}}},this._onPointerDown=function(i){if(a._updatePointerPosition(i),a.onPrePointerObservable.hasObservers()){var o=t.POINTERDOWN,s=new r(o,i,a._unTranslatedPointerX,a._unTranslatedPointerY);if(a.onPrePointerObservable.notifyObservers(s,o),s.skipOnPointerObservable)return}if(a.cameraToUseForPointers||a.activeCamera){a._startingPointerPosition.x=a._pointerX,a._startingPointerPosition.y=a._pointerY,a._startingPointerTime=(new Date).getTime(),a.pointerDownPredicate||(a.pointerDownPredicate=function(e){return e.isPickable&&e.isVisible&&e.isReady()}),a._pickedDownMesh=null;var h=a.pick(a._unTranslatedPointerX,a._unTranslatedPointerY,a.pointerDownPredicate,!1,a.cameraToUseForPointers);if(h.hit&&h.pickedMesh&&h.pickedMesh.actionManager){if(a._pickedDownMesh=h.pickedMesh,h.pickedMesh.actionManager.hasPickTriggers){switch(i.button){case 0:h.pickedMesh.actionManager.processTrigger(e.ActionManager.OnLeftPickTrigger,e.ActionEvent.CreateNew(h.pickedMesh,i));break;case 1:h.pickedMesh.actionManager.processTrigger(e.ActionManager.OnCenterPickTrigger,e.ActionEvent.CreateNew(h.pickedMesh,i));break;case 2:h.pickedMesh.actionManager.processTrigger(e.ActionManager.OnRightPickTrigger,e.ActionEvent.CreateNew(h.pickedMesh,i))}h.pickedMesh.actionManager&&h.pickedMesh.actionManager.processTrigger(e.ActionManager.OnPickDownTrigger,e.ActionEvent.CreateNew(h.pickedMesh,i))}if(h.pickedMesh.actionManager&&h.pickedMesh.actionManager.hasSpecificTrigger(e.ActionManager.OnLongPressTrigger)){var u=a;window.setTimeout(function(){var t=u.pick(u._unTranslatedPointerX,u._unTranslatedPointerY,function(t){return t.isPickable&&t.isVisible&&t.isReady()&&t.actionManager&&t.actionManager.hasSpecificTrigger(e.ActionManager.OnLongPressTrigger)},!1,u.cameraToUseForPointers);t.hit&&t.pickedMesh&&t.pickedMesh.actionManager&&0!==u._startingPointerTime&&(new Date).getTime()-u._startingPointerTime>e.ActionManager.LongPressDelay&&Math.abs(u._startingPointerPosition.x-u._pointerX)<e.ActionManager.DragMovementThreshold&&Math.abs(u._startingPointerPosition.y-u._pointerY)<e.ActionManager.DragMovementThreshold&&(u._startingPointerTime=0,t.pickedMesh.actionManager.processTrigger(e.ActionManager.OnLongPressTrigger,e.ActionEvent.CreateNew(t.pickedMesh,i)))},e.ActionManager.LongPressDelay)}}if(a.onPointerDown&&a.onPointerDown(i,h),a.onPointerObservable.hasObservers()){o=t.POINTERDOWN,s=new n(o,i,h);a.onPointerObservable.notifyObservers(s,o)}if(a._pickedDownSprite=null,a.spriteManagers.length>0&&((h=a.pickSprite(a._unTranslatedPointerX,a._unTranslatedPointerY,c,!1,a.cameraToUseForPointers)).hit&&h.pickedSprite&&h.pickedSprite.actionManager)){switch(a._pickedDownSprite=h.pickedSprite,i.button){case 0:h.pickedSprite.actionManager.processTrigger(e.ActionManager.OnLeftPickTrigger,e.ActionEvent.CreateNewFromSprite(h.pickedSprite,a,i));break;case 1:h.pickedSprite.actionManager.processTrigger(e.ActionManager.OnCenterPickTrigger,e.ActionEvent.CreateNewFromSprite(h.pickedSprite,a,i));break;case 2:h.pickedSprite.actionManager.processTrigger(e.ActionManager.OnRightPickTrigger,e.ActionEvent.CreateNewFromSprite(h.pickedSprite,a,i))}h.pickedSprite.actionManager&&h.pickedSprite.actionManager.processTrigger(e.ActionManager.OnPickDownTrigger,e.ActionEvent.CreateNewFromSprite(h.pickedSprite,a,i))}}},this._onPointerUp=function(i){if(a._updatePointerPosition(i),a.onPrePointerObservable.hasObservers()){var o=t.POINTERUP,s=new r(o,i,a._unTranslatedPointerX,a._unTranslatedPointerY);if(a.onPrePointerObservable.notifyObservers(s,o),s.skipOnPointerObservable)return}if(a.cameraToUseForPointers||a.activeCamera){a.pointerUpPredicate||(a.pointerUpPredicate=function(e){return e.isPickable&&e.isVisible&&e.isReady()});var h=a.pick(a._unTranslatedPointerX,a._unTranslatedPointerY,a.pointerUpPredicate,!1,a.cameraToUseForPointers);if(h.hit&&h.pickedMesh){if(null!=a._pickedDownMesh&&h.pickedMesh==a._pickedDownMesh&&(a.onPointerPick&&a.onPointerPick(i,h),a.onPointerObservable.hasObservers())){o=t.POINTERPICK,s=new n(o,i,h);a.onPointerObservable.notifyObservers(s,o)}h.pickedMesh.actionManager&&(h.pickedMesh.actionManager.processTrigger(e.ActionManager.OnPickUpTrigger,e.ActionEvent.CreateNew(h.pickedMesh,i)),h.pickedMesh.actionManager&&Math.abs(a._startingPointerPosition.x-a._pointerX)<e.ActionManager.DragMovementThreshold&&Math.abs(a._startingPointerPosition.y-a._pointerY)<e.ActionManager.DragMovementThreshold&&h.pickedMesh.actionManager.processTrigger(e.ActionManager.OnPickTrigger,e.ActionEvent.CreateNew(h.pickedMesh,i)))}if(a._pickedDownMesh&&a._pickedDownMesh.actionManager&&a._pickedDownMesh!==h.pickedMesh&&a._pickedDownMesh.actionManager.processTrigger(e.ActionManager.OnPickOutTrigger,e.ActionEvent.CreateNew(a._pickedDownMesh,i)),a.onPointerUp&&a.onPointerUp(i,h),a.onPointerObservable.hasObservers()){o=t.POINTERUP,s=new n(o,i,h);a.onPointerObservable.notifyObservers(s,o)}a._startingPointerTime=0,a.spriteManagers.length>0&&((h=a.pickSprite(a._unTranslatedPointerX,a._unTranslatedPointerY,c,!1,a.cameraToUseForPointers)).hit&&h.pickedSprite&&h.pickedSprite.actionManager&&(h.pickedSprite.actionManager.processTrigger(e.ActionManager.OnPickUpTrigger,e.ActionEvent.CreateNewFromSprite(h.pickedSprite,a,i)),h.pickedSprite.actionManager&&Math.abs(a._startingPointerPosition.x-a._pointerX)<e.ActionManager.DragMovementThreshold&&Math.abs(a._startingPointerPosition.y-a._pointerY)<e.ActionManager.DragMovementThreshold&&h.pickedSprite.actionManager.processTrigger(e.ActionManager.OnPickTrigger,e.ActionEvent.CreateNewFromSprite(h.pickedSprite,a,i))),a._pickedDownSprite&&a._pickedDownSprite.actionManager&&a._pickedDownSprite!==h.pickedSprite&&a._pickedDownSprite.actionManager.processTrigger(e.ActionManager.OnPickOutTrigger,e.ActionEvent.CreateNewFromSprite(a._pickedDownSprite,a,i)))}},this._onKeyDown=function(t){a.actionManager&&a.actionManager.processTrigger(e.ActionManager.OnKeyDownTrigger,e.ActionEvent.CreateNewFromScene(a,t))},this._onKeyUp=function(t){a.actionManager&&a.actionManager.processTrigger(e.ActionManager.OnKeyUpTrigger,e.ActionEvent.CreateNewFromScene(a,t))};var h=e.Tools.GetPointerPrefix(),u=this._engine.getRenderingCanvas();s&&(u.addEventListener(h+"move",this._onPointerMove,!1),u.addEventListener("mousewheel",this._onPointerMove,!1),u.addEventListener("DOMMouseScroll",this._onPointerMove,!1)),o&&u.addEventListener(h+"down",this._onPointerDown,!1),i&&u.addEventListener(h+"up",this._onPointerUp,!1),u.tabIndex=1,u.addEventListener("keydown",this._onKeyDown,!1),u.addEventListener("keyup",this._onKeyUp,!1)},i.prototype.detachControl=function(){var t=e.Tools.GetPointerPrefix(),i=this._engine.getRenderingCanvas();i.removeEventListener(t+"move",this._onPointerMove),i.removeEventListener(t+"down",this._onPointerDown),i.removeEventListener(t+"up",this._onPointerUp),i.removeEventListener("mousewheel",this._onPointerMove),i.removeEventListener("DOMMouseScroll",this._onPointerMove),i.removeEventListener("keydown",this._onKeyDown),i.removeEventListener("keyup",this._onKeyUp)},i.prototype.isReady=function(){if(this._pendingData.length>0)return!1;var t;for(t=0;t<this._geometries.length;t++){if(this._geometries[t].delayLoadState===e.Engine.DELAYLOADSTATE_LOADING)return!1}for(t=0;t<this.meshes.length;t++){var i=this.meshes[t];if(!i.isReady())return!1;var r=i.material;if(r&&!r.isReady(i))return!1}return!0},i.prototype.resetCachedMaterial=function(){this._cachedMaterial=null},i.prototype.registerBeforeRender=function(e){this.onBeforeRenderObservable.add(e)},i.prototype.unregisterBeforeRender=function(e){this.onBeforeRenderObservable.removeCallback(e)},i.prototype.registerAfterRender=function(e){this.onAfterRenderObservable.add(e)},i.prototype.unregisterAfterRender=function(e){this.onAfterRenderObservable.removeCallback(e)},i.prototype._addPendingData=function(e){this._pendingData.push(e)},i.prototype._removePendingData=function(e){var t=this._pendingData.indexOf(e);-1!==t&&this._pendingData.splice(t,1)},i.prototype.getWaitingItemsCount=function(){return this._pendingData.length},i.prototype.executeWhenReady=function(e){var t=this;this.onReadyObservable.add(e),-1===this._executeWhenReadyTimeoutId&&(this._executeWhenReadyTimeoutId=setTimeout(function(){t._checkIsReady()},150))},i.prototype._checkIsReady=function(){var e=this;return this.isReady()?(this.onReadyObservable.notifyObservers(this),this.onReadyObservable.clear(),void(this._executeWhenReadyTimeoutId=-1)):void(this._executeWhenReadyTimeoutId=setTimeout(function(){e._checkIsReady()},150))},i.prototype.beginAnimation=function(t,i,r,n,o,s,a){if(void 0===o&&(o=1),this.stopAnimation(t),a||(a=new e.Animatable(this,t,i,r,n,o,s)),t.animations&&a.appendAnimations(t,t.animations),t.getAnimatables)for(var c=t.getAnimatables(),h=0;h<c.length;h++)this.beginAnimation(c[h],i,r,n,o,s,a);return a.reset(),a},i.prototype.beginDirectAnimation=function(t,i,r,n,o,s,a){return void 0===s&&(s=1),new e.Animatable(this,t,r,n,o,s,a,i)},i.prototype.getAnimatableByTarget=function(e){for(var t=0;t<this._activeAnimatables.length;t++)if(this._activeAnimatables[t].target===e)return this._activeAnimatables[t];return null},Object.defineProperty(i.prototype,"Animatables",{get:function(){return this._activeAnimatables},enumerable:!0,configurable:!0}),i.prototype.stopAnimation=function(e,t){var i=this.getAnimatableByTarget(e);i&&i.stop(t)},i.prototype._animate=function(){if(this.animationsEnabled&&0!==this._activeAnimatables.length){if(!this._animationStartDate){if(this._pendingData.length>0)return;this._animationStartDate=e.Tools.Now}for(var t=e.Tools.Now-this._animationStartDate,i=0;i<this._activeAnimatables.length;i++)this._activeAnimatables[i]._animate(t)}},i.prototype.getViewMatrix=function(){return this._viewMatrix},i.prototype.getProjectionMatrix=function(){return this._projectionMatrix},i.prototype.getTransformMatrix=function(){return this._transformMatrix},i.prototype.setTransformMatrix=function(t,i){this._viewMatrix=t,this._projectionMatrix=i,this._viewMatrix.multiplyToRef(this._projectionMatrix,this._transformMatrix),this._frustumPlanes?e.Frustum.GetPlanesToRef(this._transformMatrix,this._frustumPlanes):this._frustumPlanes=e.Frustum.GetPlanes(this._transformMatrix)},i.prototype.addMesh=function(e){e.uniqueId=this._uniqueIdCounter++,this.meshes.push(e),this.collisionCoordinator.onMeshAdded(e),this.onNewMeshAddedObservable.notifyObservers(e)},i.prototype.removeMesh=function(e){var t=this.meshes.indexOf(e);return-1!==t&&this.meshes.splice(t,1),this.collisionCoordinator.onMeshRemoved(e),this.onMeshRemovedObservable.notifyObservers(e),t},i.prototype.removeSkeleton=function(e){var t=this.skeletons.indexOf(e);return-1!==t&&this.skeletons.splice(t,1),t},i.prototype.removeLight=function(e){var t=this.lights.indexOf(e);return-1!==t&&this.lights.splice(t,1),this.onLightRemovedObservable.notifyObservers(e),t},i.prototype.removeCamera=function(e){var t=this.cameras.indexOf(e);-1!==t&&this.cameras.splice(t,1);var i=this.activeCameras.indexOf(e);return-1!==i&&this.activeCameras.splice(i,1),this.activeCamera===e&&(this.cameras.length>0?this.activeCamera=this.cameras[0]:this.activeCamera=null),this.onCameraRemovedObservable.notifyObservers(e),t},i.prototype.addLight=function(e){e.uniqueId=this._uniqueIdCounter++,this.lights.push(e),this.onNewLightAddedObservable.notifyObservers(e)},i.prototype.addCamera=function(e){e.uniqueId=this._uniqueIdCounter++,this.cameras.push(e),this.onNewCameraAddedObservable.notifyObservers(e)},i.prototype.switchActiveCamera=function(e,t){void 0===t&&(t=!0);var i=this._engine.getRenderingCanvas();this.activeCamera.detachControl(i),this.activeCamera=e,t&&e.attachControl(i)},i.prototype.setActiveCameraByID=function(e){var t=this.getCameraByID(e);return t?(this.activeCamera=t,t):null},i.prototype.setActiveCameraByName=function(e){var t=this.getCameraByName(e);return t?(this.activeCamera=t,t):null},i.prototype.getMaterialByID=function(e){for(var t=0;t<this.materials.length;t++)if(this.materials[t].id===e)return this.materials[t];return null},i.prototype.getMaterialByName=function(e){for(var t=0;t<this.materials.length;t++)if(this.materials[t].name===e)return this.materials[t];return null},i.prototype.getLensFlareSystemByName=function(e){for(var t=0;t<this.lensFlareSystems.length;t++)if(this.lensFlareSystems[t].name===e)return this.lensFlareSystems[t];return null},i.prototype.getLensFlareSystemByID=function(e){for(var t=0;t<this.lensFlareSystems.length;t++)if(this.lensFlareSystems[t].id===e)return this.lensFlareSystems[t];return null},i.prototype.getCameraByID=function(e){for(var t=0;t<this.cameras.length;t++)if(this.cameras[t].id===e)return this.cameras[t];return null},i.prototype.getCameraByUniqueID=function(e){for(var t=0;t<this.cameras.length;t++)if(this.cameras[t].uniqueId===e)return this.cameras[t];return null},i.prototype.getCameraByName=function(e){for(var t=0;t<this.cameras.length;t++)if(this.cameras[t].name===e)return this.cameras[t];return null},i.prototype.getBoneByID=function(e){for(var t=0;t<this.skeletons.length;t++)for(var i=this.skeletons[t],r=0;r<i.bones.length;r++)if(i.bones[r].id===e)return i.bones[r];return null},i.prototype.getBoneByName=function(e){for(var t=0;t<this.skeletons.length;t++)for(var i=this.skeletons[t],r=0;r<i.bones.length;r++)if(i.bones[r].name===e)return i.bones[r];return null},i.prototype.getLightByName=function(e){for(var t=0;t<this.lights.length;t++)if(this.lights[t].name===e)return this.lights[t];return null},i.prototype.getLightByID=function(e){for(var t=0;t<this.lights.length;t++)if(this.lights[t].id===e)return this.lights[t];return null},i.prototype.getLightByUniqueID=function(e){for(var t=0;t<this.lights.length;t++)if(this.lights[t].uniqueId===e)return this.lights[t];return null},i.prototype.getParticleSystemByID=function(e){for(var t=0;t<this.particleSystems.length;t++)if(this.particleSystems[t].id===e)return this.particleSystems[t];return null},i.prototype.getGeometryByID=function(e){for(var t=0;t<this._geometries.length;t++)if(this._geometries[t].id===e)return this._geometries[t];return null},i.prototype.pushGeometry=function(e,t){return!(!t&&this.getGeometryByID(e.id)||(this._geometries.push(e),this.collisionCoordinator.onGeometryAdded(e),this.onNewGeometryAddedObservable.notifyObservers(e),0))},i.prototype.removeGeometry=function(e){var t=this._geometries.indexOf(e);return t>-1&&(this._geometries.splice(t,1),this.collisionCoordinator.onGeometryDeleted(e),this.onGeometryRemovedObservable.notifyObservers(e),!0)},i.prototype.getGeometries=function(){return this._geometries},i.prototype.getMeshByID=function(e){for(var t=0;t<this.meshes.length;t++)if(this.meshes[t].id===e)return this.meshes[t];return null},i.prototype.getMeshesByID=function(e){return this.meshes.filter(function(t){return t.id===e})},i.prototype.getMeshByUniqueID=function(e){for(var t=0;t<this.meshes.length;t++)if(this.meshes[t].uniqueId===e)return this.meshes[t];return null},i.prototype.getLastMeshByID=function(e){for(var t=this.meshes.length-1;t>=0;t--)if(this.meshes[t].id===e)return this.meshes[t];return null},i.prototype.getLastEntryByID=function(e){var t;for(t=this.meshes.length-1;t>=0;t--)if(this.meshes[t].id===e)return this.meshes[t];for(t=this.cameras.length-1;t>=0;t--)if(this.cameras[t].id===e)return this.cameras[t];for(t=this.lights.length-1;t>=0;t--)if(this.lights[t].id===e)return this.lights[t];return null},i.prototype.getNodeByID=function(e){var t=this.getMeshByID(e);if(t)return t;var i=this.getLightByID(e);if(i)return i;var r=this.getCameraByID(e);return r||this.getBoneByID(e)},i.prototype.getNodeByName=function(e){var t=this.getMeshByName(e);if(t)return t;var i=this.getLightByName(e);if(i)return i;var r=this.getCameraByName(e);return r||this.getBoneByName(e)},i.prototype.getMeshByName=function(e){for(var t=0;t<this.meshes.length;t++)if(this.meshes[t].name===e)return this.meshes[t];return null},i.prototype.getSoundByName=function(t){var i;if(e.AudioEngine){for(i=0;i<this.mainSoundTrack.soundCollection.length;i++)if(this.mainSoundTrack.soundCollection[i].name===t)return this.mainSoundTrack.soundCollection[i];for(var r=0;r<this.soundTracks.length;r++)for(i=0;i<this.soundTracks[r].soundCollection.length;i++)if(this.soundTracks[r].soundCollection[i].name===t)return this.soundTracks[r].soundCollection[i]}return null},i.prototype.getLastSkeletonByID=function(e){for(var t=this.skeletons.length-1;t>=0;t--)if(this.skeletons[t].id===e)return this.skeletons[t];return null},i.prototype.getSkeletonById=function(e){for(var t=0;t<this.skeletons.length;t++)if(this.skeletons[t].id===e)return this.skeletons[t];return null},i.prototype.getSkeletonByName=function(e){for(var t=0;t<this.skeletons.length;t++)if(this.skeletons[t].name===e)return this.skeletons[t];return null},i.prototype.isActiveMesh=function(e){return-1!==this._activeMeshes.indexOf(e)},Object.defineProperty(i.prototype,"uid",{get:function(){return this._uid||(this._uid=e.Tools.RandomId()),this._uid},enumerable:!0,configurable:!0}),i.prototype.addExternalData=function(e,t){return this._externalData.add(e,t)},i.prototype.getExternalData=function(e){return this._externalData.get(e)},i.prototype.getOrAddExternalDataWithFactory=function(e,t){return this._externalData.getOrAddWithFactory(e,t)},i.prototype.removeExternalData=function(e){return this._externalData.remove(e)},i.prototype._evaluateSubMesh=function(e,t){if(t.alwaysSelectAsActiveMesh||1===t.subMeshes.length||e.isInFrustum(this._frustumPlanes)){var i=e.getMaterial();t.showSubMeshesBoundingBox&&this._boundingBoxRenderer.renderList.push(e.getBoundingInfo().boundingBox),i&&(i.getRenderTargetTextures&&-1===this._processedMaterials.indexOf(i)&&(this._processedMaterials.push(i),this._renderTargets.concatWithNoDuplicate(i.getRenderTargetTextures())),this._activeIndices.addCount(e.indexCount,!1),this._renderingManager.dispatch(e))}},i.prototype._isInIntermediateRendering=function(){return this._intermediateRendering},i.prototype._evaluateActiveMeshes=function(){var t,i;if(this.activeCamera._activeMeshes.reset(),this._activeMeshes.reset(),this._renderingManager.reset(),this._processedMaterials.reset(),this._activeParticleSystems.reset(),this._activeSkeletons.reset(),this._softwareSkinnedMeshes.reset(),this._boundingBoxRenderer.reset(),this._edgesRenderers.reset(),this._selectionOctree){var r=this._selectionOctree.select(this._frustumPlanes);t=r.data,i=r.length}else i=this.meshes.length,t=this.meshes;for(var n=0;n<i;n++){var o=t[n];if(!o.isBlocked&&(this._totalVertices.addCount(o.getTotalVertices(),!1),o.isReady()&&o.isEnabled())){o.computeWorldMatrix(),o.actionManager&&o.actionManager.hasSpecificTriggers([e.ActionManager.OnIntersectionEnterTrigger,e.ActionManager.OnIntersectionExitTrigger])&&this._meshesForIntersections.pushNoDuplicate(o);var s=o.getLOD(this.activeCamera);s&&(o._preActivate(),(o.alwaysSelectAsActiveMesh||o.isVisible&&o.visibility>0&&0!=(o.layerMask&this.activeCamera.layerMask)&&o.isInFrustum(this._frustumPlanes))&&(this._activeMeshes.push(o),this.activeCamera._activeMeshes.push(o),o._activate(this._renderId),this._activeMesh(o,s)))}}if(this._particlesDuration.beginMonitoring(),e.Tools.Now,this.particlesEnabled){e.Tools.StartPerformanceCounter("Particles",this.particleSystems.length>0);for(var a=0;a<this.particleSystems.length;a++){var c=this.particleSystems[a];c.isStarted()&&(!c.emitter.position||c.emitter&&c.emitter.isEnabled())&&(this._activeParticleSystems.push(c),c.animate())}e.Tools.EndPerformanceCounter("Particles",this.particleSystems.length>0)}this._particlesDuration.endMonitoring(!1)},i.prototype._activeMesh=function(e,t){if(t.skeleton&&this.skeletonsEnabled&&(this._activeSkeletons.pushNoDuplicate(t.skeleton)&&t.skeleton.prepare(),t.computeBonesUsingShaders||this._softwareSkinnedMeshes.pushNoDuplicate(t)),(e.showBoundingBox||this.forceShowBoundingBoxes)&&this._boundingBoxRenderer.renderList.push(e.getBoundingInfo().boundingBox),e._edgesRenderer&&this._edgesRenderers.push(e._edgesRenderer),t&&t.subMeshes){var i,r;if(t._submeshesOctree&&t.useOctreeForRenderingSelection){var n=t._submeshesOctree.select(this._frustumPlanes);i=n.length,r=n.data}else i=(r=t.subMeshes).length;for(var o=0;o<i;o++){var s=r[o];this._evaluateSubMesh(s,t)}}},i.prototype.updateTransformMatrix=function(e){this.setTransformMatrix(this.activeCamera.getViewMatrix(),this.activeCamera.getProjectionMatrix(e))},i.prototype._renderForCamera=function(t){var i=this._engine;if(e.Tools.Now,this.activeCamera=t,!this.activeCamera)throw new Error("Active camera not set");e.Tools.StartPerformanceCounter("Rendering camera "+this.activeCamera.name),i.setViewport(this.activeCamera.viewport),this.resetCachedMaterial(),this._renderId++,this.updateTransformMatrix(),this.onBeforeCameraRenderObservable.notifyObservers(this.activeCamera),this._evaluateActiveMeshesDuration.beginMonitoring(),e.Tools.StartPerformanceCounter("Active meshes evaluation"),this._evaluateActiveMeshes(),this._evaluateActiveMeshesDuration.endMonitoring(!1),e.Tools.EndPerformanceCounter("Active meshes evaluation");for(var r=0;r<this._softwareSkinnedMeshes.length;r++){var n=this._softwareSkinnedMeshes.data[r];n.applySkeleton(n.skeleton)}this._renderTargetsDuration.beginMonitoring();var o=!1;if(e.Tools.Now,this.renderTargetsEnabled&&this._renderTargets.length>0){this._intermediateRendering=!0,e.Tools.StartPerformanceCounter("Render targets",this._renderTargets.length>0);for(var s=0;s<this._renderTargets.length;s++){if((d=this._renderTargets.data[s])._shouldRender()){this._renderId++;var a=d.activeCamera&&d.activeCamera!==this.activeCamera;d.render(a,this.dumpNextRenderTargets)}}e.Tools.EndPerformanceCounter("Render targets",this._renderTargets.length>0),this._intermediateRendering=!1,this._renderId++,o=!0}var c,h,u=this._engine.getStencilBuffer(),l=!1;if(this.renderTargetsEnabled&&this.highlightLayers&&this.highlightLayers.length>0){this._intermediateRendering=!0;for(var f=0;f<this.highlightLayers.length;f++){var d,p=this.highlightLayers[f];if(p.shouldRender()&&(!p.camera||p.camera.cameraRigMode===e.Camera.RIG_MODE_NONE&&t===p.camera||p.camera.cameraRigMode!==e.Camera.RIG_MODE_NONE&&p.camera._rigCameras.indexOf(t)>-1))l=!0,(d=p._mainTexture)._shouldRender()&&(this._renderId++,d.render(!1,!1),o=!0)}this._intermediateRendering=!1,this._renderId++}if(o&&i.restoreDefaultFramebuffer(),this._renderTargetsDuration.endMonitoring(!1),this.postProcessManager._prepareFrame(),this._renderDuration.beginMonitoring(),this.layers.length){for(i.setDepthBuffer(!1),c=0;c<this.layers.length;c++)(h=this.layers[c]).isBackground&&h.render();i.setDepthBuffer(!0)}e.Tools.StartPerformanceCounter("Main render"),l&&this._engine.setStencilBuffer(!0),this._renderingManager.render(null,null,!0,!0),l&&this._engine.setStencilBuffer(u),e.Tools.EndPerformanceCounter("Main render"),this._boundingBoxRenderer.render();for(var m=0;m<this._edgesRenderers.length;m++)this._edgesRenderers.data[m].render();if(this.lensFlaresEnabled){e.Tools.StartPerformanceCounter("Lens flares",this.lensFlareSystems.length>0);for(var g=0;g<this.lensFlareSystems.length;g++){var _=this.lensFlareSystems[g];0!=(t.layerMask&_.layerMask)&&_.render()}e.Tools.EndPerformanceCounter("Lens flares",this.lensFlareSystems.length>0)}if(this.layers.length){for(i.setDepthBuffer(!1),c=0;c<this.layers.length;c++)(h=this.layers[c]).isBackground||h.render();i.setDepthBuffer(!0)}if(l){i.setDepthBuffer(!1);for(f=0;f<this.highlightLayers.length;f++)this.highlightLayers[f].shouldRender()&&this.highlightLayers[f].render();i.setDepthBuffer(!0)}this._renderDuration.endMonitoring(!1),this.postProcessManager._finalizeFrame(t.isIntermediate),this.activeCamera._updateFromScene(),this._renderTargets.reset(),this.onAfterCameraRenderObservable.notifyObservers(this.activeCamera),e.Tools.EndPerformanceCounter("Rendering camera "+this.activeCamera.name)},i.prototype._processSubCameras=function(t){if(t.cameraRigMode!==e.Camera.RIG_MODE_NONE){for(var i=0;i<t._rigCameras.length;i++)this._renderForCamera(t._rigCameras[i]);this.activeCamera=t,this.setTransformMatrix(this.activeCamera.getViewMatrix(),this.activeCamera.getProjectionMatrix()),this.activeCamera._updateFromScene()}else this._renderForCamera(t)},i.prototype._checkIntersections=function(){for(var t=0;t<this._meshesForIntersections.length;t++)for(var i=this._meshesForIntersections.data[t],r=0;r<i.actionManager.actions.length;r++){var n=i.actionManager.actions[r];if(n.trigger===e.ActionManager.OnIntersectionEnterTrigger||n.trigger===e.ActionManager.OnIntersectionExitTrigger){var o=n.getTriggerParameter(),s=o instanceof e.AbstractMesh?o:o.mesh,a=s.intersectsMesh(i,o.usePreciseIntersection),c=i._intersectionsInProgress.indexOf(s);a&&-1===c?n.trigger===e.ActionManager.OnIntersectionEnterTrigger?(n._executeCurrent(e.ActionEvent.CreateNew(i,null,s)),i._intersectionsInProgress.push(s)):n.trigger===e.ActionManager.OnIntersectionExitTrigger&&i._intersectionsInProgress.push(s):!a&&c>-1&&(n.trigger===e.ActionManager.OnIntersectionExitTrigger&&n._executeCurrent(e.ActionEvent.CreateNew(i,null,s)),i.actionManager.hasSpecificTrigger(e.ActionManager.OnIntersectionExitTrigger)&&n.trigger!==e.ActionManager.OnIntersectionExitTrigger||i._intersectionsInProgress.splice(c,1))}}},i.prototype.render=function(){this._lastFrameDuration.beginMonitoring(),this._particlesDuration.fetchNewFrame(),this._spritesDuration.fetchNewFrame(),this._activeParticles.fetchNewFrame(),this._renderDuration.fetchNewFrame(),this._renderTargetsDuration.fetchNewFrame(),this._evaluateActiveMeshesDuration.fetchNewFrame(),this._totalVertices.fetchNewFrame(),this._activeIndices.fetchNewFrame(),this._activeBones.fetchNewFrame(),this.getEngine().drawCallsPerfCounter.fetchNewFrame(),this._meshesForIntersections.reset(),this.resetCachedMaterial(),e.Tools.StartPerformanceCounter("Scene rendering"),this.actionManager&&this.actionManager.processTrigger(e.ActionManager.OnEveryFrameTrigger,null),this.simplificationQueue&&!this.simplificationQueue.running&&this.simplificationQueue.executeNext();var t=Math.max(i.MinDeltaTime,Math.min(this._engine.getDeltaTime(),i.MaxDeltaTime));this._animationRatio=.06*t,this._animate(),this._physicsEngine&&(e.Tools.StartPerformanceCounter("Physics"),this._physicsEngine._step(t/1e3),e.Tools.EndPerformanceCounter("Physics")),this.onBeforeRenderObservable.notifyObservers(this),this._renderTargetsDuration.beginMonitoring();var r=(e.Tools.Now,this.getEngine()),n=this.activeCamera;if(this.renderTargetsEnabled){e.Tools.StartPerformanceCounter("Custom render targets",this.customRenderTargets.length>0);for(var o=0;o<this.customRenderTargets.length;o++){var s=this.customRenderTargets[o];if(s._shouldRender()){if(this._renderId++,this.activeCamera=s.activeCamera||this.activeCamera,!this.activeCamera)throw new Error("Active camera not set");r.setViewport(this.activeCamera.viewport),this.updateTransformMatrix(),s.render(n!==this.activeCamera,this.dumpNextRenderTargets)}}e.Tools.EndPerformanceCounter("Custom render targets",this.customRenderTargets.length>0),this._renderId++}if(this.customRenderTargets.length>0&&r.restoreDefaultFramebuffer(),this._renderTargetsDuration.endMonitoring(),this.activeCamera=n,this.proceduralTexturesEnabled){e.Tools.StartPerformanceCounter("Procedural textures",this._proceduralTextures.length>0);for(var a=0;a<this._proceduralTextures.length;a++){var c=this._proceduralTextures[a];c._shouldRender()&&c.render()}e.Tools.EndPerformanceCounter("Procedural textures",this._proceduralTextures.length>0)}if(this._engine.clear(this.clearColor,this.autoClear||this.forceWireframe||this.forcePointsCloud,!0,!0),this.shadowsEnabled)for(var h=0;h<this.lights.length;h++){var u=this.lights[h],l=u.getShadowGenerator();u.isEnabled()&&l&&-1!==l.getShadowMap().getScene().textures.indexOf(l.getShadowMap())&&this._renderTargets.push(l.getShadowMap())}if(this._depthRenderer&&this._renderTargets.push(this._depthRenderer.getDepthMap()),this.postProcessRenderPipelineManager.update(),this.activeCameras.length>0)for(var f=0;f<this.activeCameras.length;f++)f>0&&this._engine.clear(0,!1,!0,!0),this._processSubCameras(this.activeCameras[f]);else{if(!this.activeCamera)throw new Error("No camera defined");this._processSubCameras(this.activeCamera)}this._checkIntersections(),e.AudioEngine&&this._updateAudioParameters(),this.afterRender&&this.afterRender(),this.onAfterRenderObservable.notifyObservers(this);for(var d=0;d<this._toBeDisposed.length;d++)this._toBeDisposed.data[d].dispose(),this._toBeDisposed[d]=null;this._toBeDisposed.reset(),this.dumpNextRenderTargets&&(this.dumpNextRenderTargets=!1),e.Tools.EndPerformanceCounter("Scene rendering"),this._lastFrameDuration.endMonitoring(),this._totalMeshesCounter.addCount(this.meshes.length,!0),this._totalLightsCounter.addCount(this.lights.length,!0),this._totalMaterialsCounter.addCount(this.materials.length,!0),this._totalTexturesCounter.addCount(this.textures.length,!0),this._activeBones.addCount(0,!0),this._activeIndices.addCount(0,!0),this._activeParticles.addCount(0,!0)},i.prototype._updateAudioParameters=function(){if(this.audioEnabled&&(0!==this.mainSoundTrack.soundCollection.length||1!==this.soundTracks.length)){var t,i=e.Engine.audioEngine;if((t=this.activeCameras.length>0?this.activeCameras[0]:this.activeCamera)&&i.canUseWebAudio){i.audioContext.listener.setPosition(t.position.x,t.position.y,t.position.z);var r,n=e.Matrix.Invert(t.getViewMatrix()),o=e.Vector3.TransformNormal(new e.Vector3(0,0,-1),n);for(o.normalize(),i.audioContext.listener.setOrientation(o.x,o.y,o.z,0,1,0),r=0;r<this.mainSoundTrack.soundCollection.length;r++){var s=this.mainSoundTrack.soundCollection[r];s.useCustomAttenuation&&s.updateDistanceFromListener()}for(r=0;r<this.soundTracks.length;r++)for(var a=0;a<this.soundTracks[r].soundCollection.length;a++)(s=this.soundTracks[r].soundCollection[a]).useCustomAttenuation&&s.updateDistanceFromListener()}}},Object.defineProperty(i.prototype,"audioEnabled",{get:function(){return this._audioEnabled},set:function(t){this._audioEnabled=t,e.AudioEngine&&(this._audioEnabled?this._enableAudio():this._disableAudio())},enumerable:!0,configurable:!0}),i.prototype._disableAudio=function(){var e;for(e=0;e<this.mainSoundTrack.soundCollection.length;e++)this.mainSoundTrack.soundCollection[e].pause();for(e=0;e<this.soundTracks.length;e++)for(var t=0;t<this.soundTracks[e].soundCollection.length;t++)this.soundTracks[e].soundCollection[t].pause()},i.prototype._enableAudio=function(){var e;for(e=0;e<this.mainSoundTrack.soundCollection.length;e++)this.mainSoundTrack.soundCollection[e].isPaused&&this.mainSoundTrack.soundCollection[e].play();for(e=0;e<this.soundTracks.length;e++)for(var t=0;t<this.soundTracks[e].soundCollection.length;t++)this.soundTracks[e].soundCollection[t].isPaused&&this.soundTracks[e].soundCollection[t].play()},Object.defineProperty(i.prototype,"headphone",{get:function(){return this._headphone},set:function(t){this._headphone=t,e.AudioEngine&&(this._headphone?this._switchAudioModeForHeadphones():this._switchAudioModeForNormalSpeakers())},enumerable:!0,configurable:!0}),i.prototype._switchAudioModeForHeadphones=function(){this.mainSoundTrack.switchPanningModelToHRTF();for(var e=0;e<this.soundTracks.length;e++)this.soundTracks[e].switchPanningModelToHRTF()},i.prototype._switchAudioModeForNormalSpeakers=function(){this.mainSoundTrack.switchPanningModelToEqualPower();for(var e=0;e<this.soundTracks.length;e++)this.soundTracks[e].switchPanningModelToEqualPower()},i.prototype.enableDepthRenderer=function(){return this._depthRenderer?this._depthRenderer:(this._depthRenderer=new e.DepthRenderer(this),this._depthRenderer)},i.prototype.disableDepthRenderer=function(){this._depthRenderer&&(this._depthRenderer.dispose(),this._depthRenderer=null)},i.prototype.freezeMaterials=function(){for(var e=0;e<this.materials.length;e++)this.materials[e].freeze()},i.prototype.unfreezeMaterials=function(){for(var e=0;e<this.materials.length;e++)this.materials[e].unfreeze()},i.prototype.dispose=function(){this.beforeRender=null,this.afterRender=null,this.skeletons=[],this._boundingBoxRenderer.dispose(),this._depthRenderer&&this._depthRenderer.dispose(),this._debugLayer&&this._debugLayer.hide(),this.onDisposeObservable.notifyObservers(this),this.onDisposeObservable.clear(),this.onBeforeRenderObservable.clear(),this.onAfterRenderObservable.clear(),this.detachControl(),e.AudioEngine&&this.disposeSounds();var t,i=this._engine.getRenderingCanvas();for(t=0;t<this.cameras.length;t++)this.cameras[t].detachControl(i);for(;this.lights.length;)this.lights[0].dispose();for(;this.meshes.length;)this.meshes[0].dispose(!0);for(;this.cameras.length;)this.cameras[0].dispose();for(;this.materials.length;)this.materials[0].dispose();for(;this.particleSystems.length;)this.particleSystems[0].dispose();for(;this.spriteManagers.length;)this.spriteManagers[0].dispose();for(;this.layers.length;)this.layers[0].dispose();for(;this.highlightLayers.length;)this.highlightLayers[0].dispose();for(;this.textures.length;)this.textures[0].dispose();this.postProcessManager.dispose(),this._physicsEngine&&this.disablePhysicsEngine(),(t=this._engine.scenes.indexOf(this))>-1&&this._engine.scenes.splice(t,1),this._engine.wipeCaches()},i.prototype.disposeSounds=function(){this.mainSoundTrack.dispose();for(var e=0;e<this.soundTracks.length;e++)this.soundTracks[e].dispose()},i.prototype.getWorldExtends=function(){for(var t=new e.Vector3(Number.MAX_VALUE,Number.MAX_VALUE,Number.MAX_VALUE),i=new e.Vector3(-Number.MAX_VALUE,-Number.MAX_VALUE,-Number.MAX_VALUE),r=0;r<this.meshes.length;r++){var n=this.meshes[r];n.computeWorldMatrix(!0);var o=n.getBoundingInfo().boundingBox.minimumWorld,s=n.getBoundingInfo().boundingBox.maximumWorld;e.Tools.CheckExtends(o,t,i),e.Tools.CheckExtends(s,t,i)}return{min:t,max:i}},i.prototype.createOrUpdateSelectionOctree=function(t,i){void 0===t&&(t=64),void 0===i&&(i=2),this._selectionOctree||(this._selectionOctree=new e.Octree(e.Octree.CreationFuncForMeshes,t,i));var r=this.getWorldExtends();return this._selectionOctree.update(r.min,r.max,this.meshes),this._selectionOctree},i.prototype.createPickingRay=function(t,i,r,n,o){void 0===o&&(o=!1);var s=this._engine;if(!n){if(!this.activeCamera)throw new Error("Active camera not set");n=this.activeCamera}var a=n.viewport.toGlobal(s.getRenderWidth(),s.getRenderHeight());return t=t/this._engine.getHardwareScalingLevel()-a.x,i=i/this._engine.getHardwareScalingLevel()-(this._engine.getRenderHeight()-a.y-a.height),e.Ray.CreateNew(t,i,a.width,a.height,r||e.Matrix.Identity(),o?e.Matrix.Identity():n.getViewMatrix(),n.getProjectionMatrix())},i.prototype.createPickingRayInCameraSpace=function(t,i,r){var n=this._engine;if(!r){if(!this.activeCamera)throw new Error("Active camera not set");r=this.activeCamera}var o=r.viewport.toGlobal(n.getRenderWidth(),n.getRenderHeight()),s=e.Matrix.Identity();return t=t/this._engine.getHardwareScalingLevel()-o.x,i=i/this._engine.getHardwareScalingLevel()-(this._engine.getRenderHeight()-o.y-o.height),e.Ray.CreateNew(t,i,o.width,o.height,s,s,r.getProjectionMatrix())},i.prototype._internalPick=function(t,i,r){for(var n=null,o=0;o<this.meshes.length;o++){var s=this.meshes[o];if(i){if(!i(s))continue}else if(!s.isEnabled()||!s.isVisible||!s.isPickable)continue;var a=t(s.getWorldMatrix()),c=s.intersects(a,r);if(c&&c.hit&&(r||null==n||!(c.distance>=n.distance))&&(n=c,r))break}return n||new e.PickingInfo},i.prototype._internalMultiPick=function(e,t){for(var i=new Array,r=0;r<this.meshes.length;r++){var n=this.meshes[r];if(t){if(!t(n))continue}else if(!n.isEnabled()||!n.isVisible||!n.isPickable)continue;var o=e(n.getWorldMatrix()),s=n.intersects(o,!1);s&&s.hit&&i.push(s)}return i},i.prototype._internalPickSprites=function(t,i,r,n){var o=null;if(n=n||this.activeCamera,this.spriteManagers.length>0)for(var s=0;s<this.spriteManagers.length;s++){var a=this.spriteManagers[s];if(a.isPickable){var c=a.intersects(t,n,i,r);if(c&&c.hit&&(r||null==o||!(c.distance>=o.distance))&&(o=c,r))break}}return o||new e.PickingInfo},i.prototype.pick=function(e,t,i,r,n){var o=this;return this._internalPick(function(i){return o.createPickingRay(e,t,i,n)},i,r)},i.prototype.pickSprite=function(e,t,i,r,n){return this._internalPickSprites(this.createPickingRayInCameraSpace(e,t,n),i,r,n)},i.prototype.pickWithRay=function(t,i,r){var n=this;return this._internalPick(function(i){return n._pickWithRayInverseMatrix||(n._pickWithRayInverseMatrix=e.Matrix.Identity()),i.invertToRef(n._pickWithRayInverseMatrix),e.Ray.Transform(t,n._pickWithRayInverseMatrix)},i,r)},i.prototype.multiPick=function(e,t,i,r){var n=this;return this._internalMultiPick(function(i){return n.createPickingRay(e,t,i,r)},i)},i.prototype.multiPickWithRay=function(t,i){var r=this;return this._internalMultiPick(function(i){return r._pickWithRayInverseMatrix||(r._pickWithRayInverseMatrix=e.Matrix.Identity()),i.invertToRef(r._pickWithRayInverseMatrix),e.Ray.Transform(t,r._pickWithRayInverseMatrix)},i)},i.prototype.setPointerOverMesh=function(t){this._pointerOverMesh!==t&&(this._pointerOverMesh&&this._pointerOverMesh.actionManager&&this._pointerOverMesh.actionManager.processTrigger(e.ActionManager.OnPointerOutTrigger,e.ActionEvent.CreateNew(this._pointerOverMesh)),this._pointerOverMesh=t,this._pointerOverMesh&&this._pointerOverMesh.actionManager&&this._pointerOverMesh.actionManager.processTrigger(e.ActionManager.OnPointerOverTrigger,e.ActionEvent.CreateNew(this._pointerOverMesh)))},i.prototype.getPointerOverMesh=function(){return this._pointerOverMesh},i.prototype.setPointerOverSprite=function(t){this._pointerOverSprite!==t&&(this._pointerOverSprite&&this._pointerOverSprite.actionManager&&this._pointerOverSprite.actionManager.processTrigger(e.ActionManager.OnPointerOutTrigger,e.ActionEvent.CreateNewFromSprite(this._pointerOverSprite,this)),this._pointerOverSprite=t,this._pointerOverSprite&&this._pointerOverSprite.actionManager&&this._pointerOverSprite.actionManager.processTrigger(e.ActionManager.OnPointerOverTrigger,e.ActionEvent.CreateNewFromSprite(this._pointerOverSprite,this)))},i.prototype.getPointerOverSprite=function(){return this._pointerOverSprite},i.prototype.getPhysicsEngine=function(){return this._physicsEngine},i.prototype.enablePhysics=function(t,i){if(this._physicsEngine)return!0;try{return this._physicsEngine=new e.PhysicsEngine(t,i),!0}catch(t){return e.Tools.Error(t.message),!1}},i.prototype.disablePhysicsEngine=function(){this._physicsEngine&&(this._physicsEngine.dispose(),this._physicsEngine=void 0)},i.prototype.isPhysicsEnabled=function(){return void 0!==this._physicsEngine},i.prototype.setGravity=function(t){e.Tools.Warn("Deprecated, please use 'scene.getPhysicsEngine().setGravity()'"),this._physicsEngine&&this._physicsEngine.setGravity(t)},i.prototype.createCompoundImpostor=function(t,i){e.Tools.Warn("Scene.createCompoundImpostor is deprecated. Please use PhysicsImpostor parent/child"),t.parts&&(i=t,t=t.parts);var r=t[0].mesh;r.physicsImpostor=new e.PhysicsImpostor(r,t[0].impostor,i,this);for(var n=1;n<t.length;n++){var o=t[n].mesh;o.parent!==r&&(o.position=o.position.subtract(r.position),o.parent=r),o.physicsImpostor=new e.PhysicsImpostor(o,t[n].impostor,i,this)}r.physicsImpostor.forceUpdate()},i.prototype.deleteCompoundImpostor=function(e){var t=e.parts[0].mesh;t.physicsImpostor.dispose(),t.physicsImpostor=null},i.prototype.createDefaultCameraOrLight=function(){if(0===this.lights.length&&new e.HemisphericLight("default light",e.Vector3.Up(),this),!this.activeCamera){var t=new e.FreeCamera("default camera",e.Vector3.Zero(),this),i=this.getWorldExtends(),r=i.min.add(i.max.subtract(i.min).scale(.5));t.position=new e.Vector3(r.x,r.y,i.min.z-(i.max.z-i.min.z)),t.setTarget(r),this.activeCamera=t}},i.prototype._getByTags=function(t,i,r){if(void 0===i)return t;var n=[];for(var o in r=r||function(e){},t){var s=t[o];e.Tags.MatchesQuery(s,i)&&(n.push(s),r(s))}return n},i.prototype.getMeshesByTags=function(e,t){return this._getByTags(this.meshes,e,t)},i.prototype.getCamerasByTags=function(e,t){return this._getByTags(this.cameras,e,t)},i.prototype.getLightsByTags=function(e,t){return this._getByTags(this.lights,e,t)},i.prototype.getMaterialByTags=function(e,t){return this._getByTags(this.materials,e,t).concat(this._getByTags(this.multiMaterials,e,t))},i.prototype.setRenderingOrder=function(e,t,i,r){void 0===t&&(t=null),void 0===i&&(i=null),void 0===r&&(r=null),this._renderingManager.setRenderingOrder(e,t,i,r)},i.prototype.setRenderingAutoClearDepthStencil=function(e,t){this._renderingManager.setRenderingAutoClearDepthStencil(e,t)},i._FOGMODE_NONE=0,i._FOGMODE_EXP=1,i._FOGMODE_EXP2=2,i._FOGMODE_LINEAR=3,i.MinDeltaTime=1,i.MaxDeltaTime=1e3,i}();e.Scene=s}(s||(s={})),function(e){var t=function(){function t(t,i,r,n,o,s){t instanceof e.Mesh?this._engine=t.getScene().getEngine():this._engine=t,this._updatable=r,this._data=i,this._strideSize=n,o||this.create(),this._instanced=s}return t.prototype.createVertexBuffer=function(t,i,r,n){return new e.VertexBuffer(this._engine,this,t,this._updatable,!0,n||this._strideSize,this._instanced,i,r)},t.prototype.isUpdatable=function(){return this._updatable},t.prototype.getData=function(){return this._data},t.prototype.getBuffer=function(){return this._buffer},t.prototype.getStrideSize=function(){return this._strideSize},t.prototype.getIsInstanced=function(){return this._instanced},t.prototype.create=function(e){!e&&this._buffer||(e=e||this._data,this._buffer?this._updatable&&(this._engine.updateDynamicVertexBuffer(this._buffer,e),this._data=e):this._updatable?(this._buffer=this._engine.createDynamicVertexBuffer(e),this._data=e):this._buffer=this._engine.createVertexBuffer(e))},t.prototype.update=function(e){this.create(e)},t.prototype.updateDirectly=function(e,t,i){this._buffer&&this._updatable&&(this._engine.updateDynamicVertexBuffer(this._buffer,e,t,i?i*this.getStrideSize():void 0),this._data=null)},t.prototype.dispose=function(){this._buffer&&this._engine._releaseBuffer(this._buffer)&&(this._buffer=null)},t}();e.Buffer=t}(s||(s={})),function(e){var t=function(){function t(i,r,n,o,s,a,c,h,u){if(!a)switch(n){case t.PositionKind:case t.NormalKind:a=3;break;case t.UVKind:case t.UV2Kind:case t.UV3Kind:case t.UV4Kind:case t.UV5Kind:case t.UV6Kind:a=2;break;case t.ColorKind:a=4;break;case t.MatricesIndicesKind:case t.MatricesIndicesExtraKind:a=4;break;case t.MatricesWeightsKind:case t.MatricesWeightsExtraKind:a=4}r instanceof e.Buffer?(a||(a=r.getStrideSize()),this._buffer=r,this._ownsBuffer=!1):(this._buffer=new e.Buffer(i,r,o,a,s,c),this._ownsBuffer=!0),this._stride=a,this._offset=h||0,this._size=u||a,this._kind=n}return t.prototype.getKind=function(){return this._kind},t.prototype.isUpdatable=function(){return this._buffer.isUpdatable()},t.prototype.getData=function(){return this._buffer.getData()},t.prototype.getBuffer=function(){return this._buffer.getBuffer()},t.prototype.getStrideSize=function(){return this._stride},t.prototype.getOffset=function(){return this._offset},t.prototype.getSize=function(){return this._size},t.prototype.getIsInstanced=function(){return this._buffer.getIsInstanced()},t.prototype.create=function(e){return this._buffer.create(e)},t.prototype.update=function(e){return this._buffer.update(e)},t.prototype.updateDirectly=function(e,t){return this._buffer.updateDirectly(e,t)},t.prototype.dispose=function(){this._ownsBuffer&&this._buffer.dispose()},Object.defineProperty(t,"PositionKind",{get:function(){return t._PositionKind},enumerable:!0,configurable:!0}),Object.defineProperty(t,"NormalKind",{get:function(){return t._NormalKind},enumerable:!0,configurable:!0}),Object.defineProperty(t,"UVKind",{get:function(){return t._UVKind},enumerable:!0,configurable:!0}),Object.defineProperty(t,"UV2Kind",{get:function(){return t._UV2Kind},enumerable:!0,configurable:!0}),Object.defineProperty(t,"UV3Kind",{get:function(){return t._UV3Kind},enumerable:!0,configurable:!0}),Object.defineProperty(t,"UV4Kind",{get:function(){return t._UV4Kind},enumerable:!0,configurable:!0}),Object.defineProperty(t,"UV5Kind",{get:function(){return t._UV5Kind},enumerable:!0,configurable:!0}),Object.defineProperty(t,"UV6Kind",{get:function(){return t._UV6Kind},enumerable:!0,configurable:!0}),Object.defineProperty(t,"ColorKind",{get:function(){return t._ColorKind},enumerable:!0,configurable:!0}),Object.defineProperty(t,"MatricesIndicesKind",{get:function(){return t._MatricesIndicesKind},enumerable:!0,configurable:!0}),Object.defineProperty(t,"MatricesWeightsKind",{get:function(){return t._MatricesWeightsKind},enumerable:!0,configurable:!0}),Object.defineProperty(t,"MatricesIndicesExtraKind",{get:function(){return t._MatricesIndicesExtraKind},enumerable:!0,configurable:!0}),Object.defineProperty(t,"MatricesWeightsExtraKind",{get:function(){return t._MatricesWeightsExtraKind},enumerable:!0,configurable:!0}),t._PositionKind="position",t._NormalKind="normal",t._UVKind="uv",t._UV2Kind="uv2",t._UV3Kind="uv3",t._UV4Kind="uv4",t._UV5Kind="uv5",t._UV6Kind="uv6",t._ColorKind="color",t._MatricesIndicesKind="matricesIndices",t._MatricesWeightsKind="matricesWeights",t._MatricesIndicesExtraKind="matricesIndicesExtra",t._MatricesWeightsExtraKind="matricesWeightsExtra",t}();e.VertexBuffer=t}(s||(s={})),function(e){var t=function(t){function i(e,i){t.call(this,e,i.getScene()),i.instances.push(this),this._sourceMesh=i,this.position.copyFrom(i.position),this.rotation.copyFrom(i.rotation),this.scaling.copyFrom(i.scaling),i.rotationQuaternion&&(this.rotationQuaternion=i.rotationQuaternion.clone()),this.infiniteDistance=i.infiniteDistance,this.setPivotMatrix(i.getPivotMatrix()),this.refreshBoundingInfo(),this._syncSubMeshes()}return c(i,t),Object.defineProperty(i.prototype,"receiveShadows",{get:function(){return this._sourceMesh.receiveShadows},enumerable:!0,configurable:!0}),Object.defineProperty(i.prototype,"material",{get:function(){return this._sourceMesh.material},enumerable:!0,configurable:!0}),Object.defineProperty(i.prototype,"visibility",{get:function(){return this._sourceMesh.visibility},enumerable:!0,configurable:!0}),Object.defineProperty(i.prototype,"skeleton",{get:function(){return this._sourceMesh.skeleton},enumerable:!0,configurable:!0}),Object.defineProperty(i.prototype,"renderingGroupId",{get:function(){return this._sourceMesh.renderingGroupId},enumerable:!0,configurable:!0}),i.prototype.getTotalVertices=function(){return this._sourceMesh.getTotalVertices()},Object.defineProperty(i.prototype,"sourceMesh",{get:function(){return this._sourceMesh},enumerable:!0,configurable:!0}),i.prototype.getVerticesData=function(e,t){return this._sourceMesh.getVerticesData(e,t)},i.prototype.isVerticesDataPresent=function(e){return this._sourceMesh.isVerticesDataPresent(e)},i.prototype.getIndices=function(){return this._sourceMesh.getIndices()},Object.defineProperty(i.prototype,"_positions",{get:function(){return this._sourceMesh._positions},enumerable:!0,configurable:!0}),i.prototype.refreshBoundingInfo=function(){var t=this._sourceMesh.getBoundingInfo();this._boundingInfo=new e.BoundingInfo(t.minimum.clone(),t.maximum.clone()),this._updateBoundingInfo()},i.prototype._preActivate=function(){this._currentLOD&&this._currentLOD._preActivate()},i.prototype._activate=function(e){this._currentLOD&&this._currentLOD._registerInstanceForRenderId(this,e)},i.prototype.getLOD=function(e){return this._currentLOD=this.sourceMesh.getLOD(this.getScene().activeCamera,this.getBoundingInfo().boundingSphere),this._currentLOD===this.sourceMesh?this:this._currentLOD},i.prototype._syncSubMeshes=function(){if(this.releaseSubMeshes(),this._sourceMesh.subMeshes)for(var e=0;e<this._sourceMesh.subMeshes.length;e++)this._sourceMesh.subMeshes[e].clone(this,this._sourceMesh)},i.prototype._generatePointsArray=function(){return this._sourceMesh._generatePointsArray()},i.prototype.clone=function(t,i,r){var n=this._sourceMesh.createInstance(t);if(e.Tools.DeepCopy(this,n,["name","subMeshes"],[]),this.refreshBoundingInfo(),i&&(n.parent=i),!r)for(var o=0;o<this.getScene().meshes.length;o++){var s=this.getScene().meshes[o];s.parent===this&&s.clone(s.name,n)}return n.computeWorldMatrix(!0),n},i.prototype.dispose=function(e){var i=this._sourceMesh.instances.indexOf(this);this._sourceMesh.instances.splice(i,1),t.prototype.dispose.call(this,e)},i}(e.AbstractMesh);e.InstancedMesh=t}(s||(s={})),function(e){var t=function(){return function(){this.mustReturn=!1,this.visibleInstances=new Array,this.renderSelf=new Array}}();e._InstancesBatch=t;var i=function(i){function r(n,o,s,a,c,h){if(void 0===s&&(s=null),void 0===h&&(h=!0),i.call(this,n,o),this.onBeforeRenderObservable=new e.Observable,this.onAfterRenderObservable=new e.Observable,this.onBeforeDrawObservable=new e.Observable,this.delayLoadState=e.Engine.DELAYLOADSTATE_NONE,this.instances=new Array,this._LODLevels=new Array,this._visibleInstances={},this._renderIdForInstances=new Array,this._batchCache=new t,this._instancesBufferSize=2048,this._sideOrientation=r._DEFAULTSIDE,this._areNormalsFrozen=!1,a){var u;if(a._geometry&&a._geometry.applyToMesh(this),e.Tools.DeepCopy(a,this,["name","material","skeleton","instances","parent"],["_poseMatrix"]),this.parent=a.parent,this.setPivotMatrix(a.getPivotMatrix()),this.id=n+"."+a.id,this.material=a.material,!c)for(u=0;u<o.meshes.length;u++){var l=o.meshes[u];l.parent===a&&l.clone(n+"."+l.name,this,c)}var f=this.getScene().getPhysicsEngine();if(h&&f){var d=f.getImpostorForPhysicsObject(a);d&&(this.physicsImpostor=d.clone(this))}for(u=0;u<o.particleSystems.length;u++){var p=o.particleSystems[u];p.emitter===a&&p.clone(p.name,this)}this.computeWorldMatrix(!0)}null!==s&&(this.parent=s)}return c(r,i),Object.defineProperty(r,"FRONTSIDE",{get:function(){return r._FRONTSIDE},enumerable:!0,configurable:!0}),Object.defineProperty(r,"BACKSIDE",{get:function(){return r._BACKSIDE},enumerable:!0,configurable:!0}),Object.defineProperty(r,"DOUBLESIDE",{get:function(){return r._DOUBLESIDE},enumerable:!0,configurable:!0}),Object.defineProperty(r,"DEFAULTSIDE",{get:function(){return r._DEFAULTSIDE},enumerable:!0,configurable:!0}),Object.defineProperty(r,"NO_CAP",{get:function(){return r._NO_CAP},enumerable:!0,configurable:!0}),Object.defineProperty(r,"CAP_START",{get:function(){return r._CAP_START},enumerable:!0,configurable:!0}),Object.defineProperty(r,"CAP_END",{get:function(){return r._CAP_END},enumerable:!0,configurable:!0}),Object.defineProperty(r,"CAP_ALL",{get:function(){return r._CAP_ALL},enumerable:!0,configurable:!0}),Object.defineProperty(r.prototype,"onBeforeDraw",{set:function(e){this._onBeforeDrawObserver&&this.onBeforeDrawObservable.remove(this._onBeforeDrawObserver),this._onBeforeDrawObserver=this.onBeforeDrawObservable.add(e)},enumerable:!0,configurable:!0}),r.prototype.toString=function(t){var r=i.prototype.toString.call(this,t);if(r+=", n vertices: "+this.getTotalVertices(),r+=", parent: "+(this._waitingParentId?this._waitingParentId:this.parent?this.parent.name:"NONE"),this.animations)for(var n=0;n<this.animations.length;n++)r+=", animation[0]: "+this.animations[n].toString(t);return t&&(r+=", flat shading: "+(this._geometry?this.getVerticesData(e.VertexBuffer.PositionKind).length/3===this.getIndices().length?"YES":"NO":"UNKNOWN")),r},Object.defineProperty(r.prototype,"hasLODLevels",{get:function(){return this._LODLevels.length>0},enumerable:!0,configurable:!0}),r.prototype._sortLODLevels=function(){this._LODLevels.sort(function(e,t){return e.distance<t.distance?1:e.distance>t.distance?-1:0})},r.prototype.addLODLevel=function(t,i){if(i&&i._masterMesh)return e.Tools.Warn("You cannot use a mesh as LOD level twice"),this;var r=new e.Internals.MeshLODLevel(t,i);return this._LODLevels.push(r),i&&(i._masterMesh=this),this._sortLODLevels(),this},r.prototype.getLODLevelAtDistance=function(e){for(var t=0;t<this._LODLevels.length;t++){var i=this._LODLevels[t];if(i.distance===e)return i.mesh}return null},r.prototype.removeLODLevel=function(e){for(var t=0;t<this._LODLevels.length;t++)this._LODLevels[t].mesh===e&&(this._LODLevels.splice(t,1),e&&(e._masterMesh=null));return this._sortLODLevels(),this},r.prototype.getLOD=function(e,t){if(!this._LODLevels||0===this._LODLevels.length)return this;var i=(t||this.getBoundingInfo().boundingSphere).centerWorld.subtract(e.globalPosition).length();if(this._LODLevels[this._LODLevels.length-1].distance>i)return this.onLODLevelSelection&&this.onLODLevelSelection(i,this,this._LODLevels[this._LODLevels.length-1].mesh),this;for(var r=0;r<this._LODLevels.length;r++){var n=this._LODLevels[r];if(n.distance<i)return n.mesh&&(n.mesh._preActivate(),n.mesh._updateSubMeshesBoundingInfo(this.worldMatrixFromCache)),this.onLODLevelSelection&&this.onLODLevelSelection(i,this,n.mesh),n.mesh}return this.onLODLevelSelection&&this.onLODLevelSelection(i,this,this),this},Object.defineProperty(r.prototype,"geometry",{get:function(){return this._geometry},enumerable:!0,configurable:!0}),r.prototype.getTotalVertices=function(){return this._geometry?this._geometry.getTotalVertices():0},r.prototype.getVerticesData=function(e,t){return this._geometry?this._geometry.getVerticesData(e,t):null},r.prototype.getVertexBuffer=function(e){if(this._geometry)return this._geometry.getVertexBuffer(e)},r.prototype.isVerticesDataPresent=function(e){return this._geometry?this._geometry.isVerticesDataPresent(e):!!this._delayInfo&&-1!==this._delayInfo.indexOf(e)},r.prototype.getVerticesDataKinds=function(){if(!this._geometry){var e=[];return this._delayInfo&&this._delayInfo.forEach(function(t,i,r){e.push(t)}),e}return this._geometry.getVerticesDataKinds()},r.prototype.getTotalIndices=function(){return this._geometry?this._geometry.getTotalIndices():0},r.prototype.getIndices=function(e){return this._geometry?this._geometry.getIndices(e):[]},Object.defineProperty(r.prototype,"isBlocked",{get:function(){return null!==this._masterMesh&&void 0!==this._masterMesh},enumerable:!0,configurable:!0}),r.prototype.isReady=function(){return this.delayLoadState!==e.Engine.DELAYLOADSTATE_LOADING&&i.prototype.isReady.call(this)},r.prototype.isDisposed=function(){return this._isDisposed},Object.defineProperty(r.prototype,"sideOrientation",{get:function(){return this._sideOrientation},set:function(e){this._sideOrientation=e},enumerable:!0,configurable:!0}),Object.defineProperty(r.prototype,"areNormalsFrozen",{get:function(){return this._areNormalsFrozen},enumerable:!0,configurable:!0}),r.prototype.freezeNormals=function(){this._areNormalsFrozen=!0},r.prototype.unfreezeNormals=function(){this._areNormalsFrozen=!1},Object.defineProperty(r.prototype,"overridenInstanceCount",{set:function(e){this._overridenInstanceCount=e},enumerable:!0,configurable:!0}),r.prototype._preActivate=function(){var e=this.getScene().getRenderId();this._preActivateId!==e&&(this._preActivateId=e,this._visibleInstances=null)},r.prototype._preActivateForIntermediateRendering=function(e){this._visibleInstances&&(this._visibleInstances.intermediateDefaultRenderId=e)},r.prototype._registerInstanceForRenderId=function(e,t){this._visibleInstances||(this._visibleInstances={},this._visibleInstances.defaultRenderId=t,this._visibleInstances.selfDefaultRenderId=this._renderId),this._visibleInstances[t]||(this._visibleInstances[t]=new Array),this._visibleInstances[t].push(e)},r.prototype.refreshBoundingInfo=function(){if(!this._boundingInfo.isLocked){var t=this.getVerticesData(e.VertexBuffer.PositionKind);if(t){var i=e.Tools.ExtractMinAndMax(t,0,this.getTotalVertices());this._boundingInfo=new e.BoundingInfo(i.minimum,i.maximum)}if(this.subMeshes)for(var r=0;r<this.subMeshes.length;r++)this.subMeshes[r].refreshBoundingInfo();this._updateBoundingInfo()}},r.prototype._createGlobalSubMesh=function(){var t=this.getTotalVertices();return t&&this.getIndices()?(this.releaseSubMeshes(),new e.SubMesh(0,0,t,0,this.getTotalIndices(),this)):null},r.prototype.subdivide=function(t){if(!(t<1)){for(var i=this.getTotalIndices(),r=i/t|0,n=0;r%3!=0;)r++;this.releaseSubMeshes();for(var o=0;o<t&&!(n>=i);o++)e.SubMesh.CreateFromIndices(0,n,Math.min(r,i-n),this),n+=r;this.synchronizeInstances()}},r.prototype.setVerticesData=function(t,i,r,n){if(this._geometry)this._geometry.setVerticesData(t,i,r,n);else{var o=new e.VertexData;o.set(i,t);var s=this.getScene();new e.Geometry(e.Geometry.RandomId(),s,o,r,this)}},r.prototype.setVerticesBuffer=function(t){if(!this._geometry){var i=this.getScene();new e.Geometry(e.Geometry.RandomId(),i).applyToMesh(this)}this._geometry.setVerticesBuffer(t)},r.prototype.updateVerticesData=function(e,t,i,r){this._geometry&&(r?(this.makeGeometryUnique(),this.updateVerticesData(e,t,i,!1)):this._geometry.updateVerticesData(e,t,i))},r.prototype.updateVerticesDataDirectly=function(t,i,r,n){e.Tools.Warn("Mesh.updateVerticesDataDirectly deprecated since 2.3."),this._geometry&&(n?(this.makeGeometryUnique(),this.updateVerticesDataDirectly(t,i,r,!1)):this._geometry.updateVerticesDataDirectly(t,i,r))},r.prototype.updateMeshPositions=function(t,i){void 0===i&&(i=!0);var r=this.getVerticesData(e.VertexBuffer.PositionKind);if(t(r),this.updateVerticesData(e.VertexBuffer.PositionKind,r,!1,!1),i){var n=this.getIndices(),o=this.getVerticesData(e.VertexBuffer.NormalKind);e.VertexData.ComputeNormals(r,n,o),this.updateVerticesData(e.VertexBuffer.NormalKind,o,!1,!1)}},r.prototype.makeGeometryUnique=function(){if(this._geometry){var t=this._geometry,i=this._geometry.copy(e.Geometry.RandomId());t.releaseForMesh(this,!0),i.applyToMesh(this)}},r.prototype.setIndices=function(t,i){if(this._geometry)this._geometry.setIndices(t,i);else{var r=new e.VertexData;r.indices=t;var n=this.getScene();new e.Geometry(e.Geometry.RandomId(),n,r,!1,this)}},r.prototype.toLeftHanded=function(){this._geometry&&this._geometry.toLeftHanded()},r.prototype._bind=function(t,i,r){var n,o=this.getScene().getEngine();if(this._unIndexed)n=null;else switch(r){case e.Material.PointFillMode:n=null;break;case e.Material.WireFrameFillMode:n=t.getLinesIndexBuffer(this.getIndices(),o);break;default:case e.Material.TriangleFillMode:n=this._unIndexed?null:this._geometry.getIndexBuffer()}o.bindBuffers(this._geometry.getVertexBuffers(),n,i)},r.prototype._draw=function(t,i,r){if(this._geometry&&this._geometry.getVertexBuffers()&&this._geometry.getIndexBuffer()){this.onBeforeDrawObservable.notifyObservers(this);var n=this.getScene().getEngine();switch(i){case e.Material.PointFillMode:n.drawPointClouds(t.verticesStart,t.verticesCount,r);break;case e.Material.WireFrameFillMode:this._unIndexed?n.drawUnIndexed(!1,t.verticesStart,t.verticesCount,r):n.draw(!1,0,r>0?t.linesIndexCount/2:t.linesIndexCount,r);break;default:this._unIndexed?n.drawUnIndexed(!0,t.verticesStart,t.verticesCount,r):n.draw(!0,t.indexStart,t.indexCount,r)}}},r.prototype.registerBeforeRender=function(e){this.onBeforeRenderObservable.add(e)},r.prototype.unregisterBeforeRender=function(e){this.onBeforeRenderObservable.removeCallback(e)},r.prototype.registerAfterRender=function(e){this.onAfterRenderObservable.add(e)},r.prototype.unregisterAfterRender=function(e){this.onAfterRenderObservable.removeCallback(e)},r.prototype._getInstancesRenderList=function(e){var t=this.getScene();if(this._batchCache.mustReturn=!1,this._batchCache.renderSelf[e]=this.isEnabled()&&this.isVisible,this._batchCache.visibleInstances[e]=null,this._visibleInstances){var i=t.getRenderId(),r=t._isInIntermediateRendering()?this._visibleInstances.intermediateDefaultRenderId:this._visibleInstances.defaultRenderId;this._batchCache.visibleInstances[e]=this._visibleInstances[i];var n=this._renderId;if(!this._batchCache.visibleInstances[e]&&r&&(this._batchCache.visibleInstances[e]=this._visibleInstances[r],i=Math.max(r,i),n=Math.max(this._visibleInstances.selfDefaultRenderId,i)),this._batchCache.visibleInstances[e]&&this._batchCache.visibleInstances[e].length){if(this._renderIdForInstances[e]===i)return this._batchCache.mustReturn=!0,this._batchCache;i!==n&&(this._batchCache.renderSelf[e]=!1)}this._renderIdForInstances[e]=i}return this._batchCache},r.prototype._renderWithInstances=function(t,i,r,n,o){for(var s=r.visibleInstances[t._id],a=16*(s.length+1)*4,c=this._instancesBufferSize,h=this._instancesBuffer;this._instancesBufferSize<a;)this._instancesBufferSize*=2;this._instancesData&&c==this._instancesBufferSize||(this._instancesData=new Float32Array(this._instancesBufferSize/4));var u=0,l=0,f=this.getWorldMatrix();if(r.renderSelf[t._id]&&(f.copyToArray(this._instancesData,u),u+=16,l++),s)for(var d=0;d<s.length;d++){s[d].getWorldMatrix().copyToArray(this._instancesData,u),u+=16,l++}h&&c==this._instancesBufferSize?h.updateDirectly(this._instancesData,0,l):(h&&h.dispose(),h=new e.Buffer(o,this._instancesData,!0,16,!1,!0),this._instancesBuffer=h,this.setVerticesBuffer(h.createVertexBuffer("world0",0,4)),this.setVerticesBuffer(h.createVertexBuffer("world1",4,4)),this.setVerticesBuffer(h.createVertexBuffer("world2",8,4)),this.setVerticesBuffer(h.createVertexBuffer("world3",12,4))),o.bindBuffers(this.geometry.getVertexBuffers(),this.geometry.getIndexBuffer(),n),this._draw(t,i,l),o.unbindInstanceAttributes()},r.prototype._processRendering=function(e,t,i,r,n,o,s){var a=this.getScene().getEngine();if(n)this._renderWithInstances(e,i,r,t,a);else if(r.renderSelf[e._id]&&(o&&o(!1,this.getWorldMatrix(),s),this._draw(e,i,this._overridenInstanceCount)),r.visibleInstances[e._id])for(var c=0;c<r.visibleInstances[e._id].length;c++){var h=r.visibleInstances[e._id][c].getWorldMatrix();o&&o(!0,h,s),this._draw(e,i)}},r.prototype.render=function(t,i){var r=this.getScene(),n=this._getInstancesRenderList(t._id);if(!n.mustReturn&&this._geometry&&this._geometry.getVertexBuffers()&&this._geometry.getIndexBuffer()){this.onBeforeRenderObservable.notifyObservers(this);var o=r.getEngine(),s=null!==o.getCaps().instancedArrays&&null!==n.visibleInstances[t._id]&&void 0!==n.visibleInstances[t._id],a=t.getMaterial();if(a&&a.isReady(this,s)){var c=o.getDepthWrite();this.renderOutline&&(o.setDepthWrite(!1),r.getOutlineRenderer().render(t,n),o.setDepthWrite(c)),a._preBind();var h=a.getEffect(),u=r.forcePointsCloud?e.Material.PointFillMode:r.forceWireframe?e.Material.WireFrameFillMode:a.fillMode;this._bind(t,h,u);var l=this.getWorldMatrix();if(a.bind(l,this),i&&o.setAlphaMode(a.alphaMode),this._processRendering(t,h,u,n,s,this._onBeforeDraw,a),a.unbind(),this.renderOutline&&c&&(o.setDepthWrite(!0),o.setColorWrite(!1),r.getOutlineRenderer().render(t,n),o.setColorWrite(!0)),this.renderOverlay){var f=o.getAlphaMode();o.setAlphaMode(e.Engine.ALPHA_COMBINE),r.getOutlineRenderer().render(t,n,!0),o.setAlphaMode(f)}this.onAfterRenderObservable.notifyObservers(this)}}},r.prototype._onBeforeDraw=function(e,t,i){e&&i.bindOnlyWorldMatrix(t)},r.prototype.getEmittedParticleSystems=function(){for(var e=new Array,t=0;t<this.getScene().particleSystems.length;t++){var i=this.getScene().particleSystems[t];i.emitter===this&&e.push(i)}return e},r.prototype.getHierarchyEmittedParticleSystems=function(){var e=new Array,t=this.getDescendants();t.push(this);for(var i=0;i<this.getScene().particleSystems.length;i++){var r=this.getScene().particleSystems[i];-1!==t.indexOf(r.emitter)&&e.push(r)}return e},r.prototype._checkDelayState=function(){var t=this.getScene();this._geometry?this._geometry.load(t):this.delayLoadState===e.Engine.DELAYLOADSTATE_NOTLOADED&&(this.delayLoadState=e.Engine.DELAYLOADSTATE_LOADING,this._queueLoad(this,t))},r.prototype._queueLoad=function(t,i){var r=this;i._addPendingData(t);var n=-1!==this.delayLoadingFile.indexOf(".babylonbinarymeshdata");e.Tools.LoadFile(this.delayLoadingFile,function(t){t instanceof ArrayBuffer?r._delayLoadingFunction(t,r):r._delayLoadingFunction(JSON.parse(t),r),r.delayLoadState=e.Engine.DELAYLOADSTATE_LOADED,i._removePendingData(r)},function(){},i.database,n)},r.prototype.isInFrustum=function(t){return this.delayLoadState!==e.Engine.DELAYLOADSTATE_LOADING&&!!i.prototype.isInFrustum.call(this,t)&&(this._checkDelayState(),!0)},r.prototype.setMaterialByID=function(e){var t,i=this.getScene().materials;for(t=0;t<i.length;t++)if(i[t].id===e)return void(this.material=i[t]);var r=this.getScene().multiMaterials;for(t=0;t<r.length;t++)if(r[t].id===e)return void(this.material=r[t])},r.prototype.getAnimatables=function(){var e=[];return this.material&&e.push(this.material),this.skeleton&&e.push(this.skeleton),e},r.prototype.bakeTransformIntoVertices=function(t){if(this.isVerticesDataPresent(e.VertexBuffer.PositionKind)){var i=this.subMeshes.splice(0);this._resetPointsArrayCache();var r,n=this.getVerticesData(e.VertexBuffer.PositionKind),o=[];for(r=0;r<n.length;r+=3)e.Vector3.TransformCoordinates(e.Vector3.FromArray(n,r),t).toArray(o,r);if(this.setVerticesData(e.VertexBuffer.PositionKind,o,this.getVertexBuffer(e.VertexBuffer.PositionKind).isUpdatable()),this.isVerticesDataPresent(e.VertexBuffer.NormalKind)){for(n=this.getVerticesData(e.VertexBuffer.NormalKind),o=[],r=0;r<n.length;r+=3)e.Vector3.TransformNormal(e.Vector3.FromArray(n,r),t).normalize().toArray(o,r);this.setVerticesData(e.VertexBuffer.NormalKind,o,this.getVertexBuffer(e.VertexBuffer.NormalKind).isUpdatable()),t.m[0]*t.m[5]*t.m[10]<0&&this.flipFaces(),this.releaseSubMeshes(),this.subMeshes=i}}},r.prototype.bakeCurrentTransformIntoVertices=function(){this.bakeTransformIntoVertices(this.computeWorldMatrix(!0)),this.scaling.copyFromFloats(1,1,1),this.position.copyFromFloats(0,0,0),this.rotation.copyFromFloats(0,0,0),this.rotationQuaternion&&(this.rotationQuaternion=e.Quaternion.Identity()),this._worldMatrix=e.Matrix.Identity()},r.prototype._resetPointsArrayCache=function(){this._positions=null},r.prototype._generatePointsArray=function(){if(this._positions)return!0;this._positions=[];var t=this.getVerticesData(e.VertexBuffer.PositionKind);if(!t)return!1;for(var i=0;i<t.length;i+=3)this._positions.push(e.Vector3.FromArray(t,i));return!0},r.prototype.clone=function(e,t,i,n){return void 0===n&&(n=!0),new r(e,this.getScene(),t,this,i,n)},r.prototype.dispose=function(e){for(this._geometry&&this._geometry.releaseForMesh(this,!0),this._instancesBuffer&&(this._instancesBuffer.dispose(),this._instancesBuffer=null);this.instances.length;)this.instances[0].dispose();for(var t=this.getScene().highlightLayers,r=0;r<t.length;r++){var n=t[r];n&&(n.removeMesh(this),n.removeExcludedMesh(this))}i.prototype.dispose.call(this,e)},r.prototype.applyDisplacementMap=function(t,i,r,n){var o=this,s=this.getScene();e.Tools.LoadImage(t,function(e){var t=document.createElement("canvas"),s=t.getContext("2d"),a=e.width,c=e.height;t.width=a,t.height=c,s.drawImage(e,0,0);var h=s.getImageData(0,0,a,c).data;o.applyDisplacementMapFromBuffer(h,a,c,i,r),n&&n(o)},function(){},s.database)},r.prototype.applyDisplacementMapFromBuffer=function(t,i,r,n,o){if(this.isVerticesDataPresent(e.VertexBuffer.PositionKind)&&this.isVerticesDataPresent(e.VertexBuffer.NormalKind)&&this.isVerticesDataPresent(e.VertexBuffer.UVKind)){for(var s=this.getVerticesData(e.VertexBuffer.PositionKind),a=this.getVerticesData(e.VertexBuffer.NormalKind),c=this.getVerticesData(e.VertexBuffer.UVKind),h=e.Vector3.Zero(),u=e.Vector3.Zero(),l=e.Vector2.Zero(),f=0;f<s.length;f+=3){e.Vector3.FromArrayToRef(s,f,h),e.Vector3.FromArrayToRef(a,f,u),e.Vector2.FromArrayToRef(c,f/3*2,l);var d=4*((Math.abs(l.x)*i%i|0)+(Math.abs(l.y)*r%r|0)*i),p=.3*(t[d]/255)+.59*(t[d+1]/255)+.11*(t[d+2]/255);u.normalize(),u.scaleInPlace(n+(o-n)*p),(h=h.add(u)).toArray(s,f)}e.VertexData.ComputeNormals(s,this.getIndices(),a),this.updateVerticesData(e.VertexBuffer.PositionKind,s),this.updateVerticesData(e.VertexBuffer.NormalKind,a)}else e.Tools.Warn("Cannot call applyDisplacementMap: Given mesh is not complete. Position, Normal or UV are missing")},r.prototype.convertToFlatShadedMesh=function(){var t,i,r=this.getVerticesDataKinds(),n=[],o=[],s=[],a=!1;for(t=0;t<r.length;t++){i=r[t];var c=this.getVertexBuffer(i);i!==e.VertexBuffer.NormalKind?(n[i]=c,o[i]=n[i].getData(),s[i]=[]):(a=c.isUpdatable(),r.splice(t,1),t--)}var h,u=this.subMeshes.slice(0),l=this.getIndices(),f=this.getTotalIndices();for(h=0;h<f;h++){var d=l[h];for(t=0;t<r.length;t++)for(var p=n[i=r[t]].getStrideSize(),m=0;m<p;m++)s[i].push(o[i][d*p+m])}var g=[],_=s[e.VertexBuffer.PositionKind];for(h=0;h<f;h+=3){l[h]=h,l[h+1]=h+1,l[h+2]=h+2;for(var v=e.Vector3.FromArray(_,3*h),y=e.Vector3.FromArray(_,3*(h+1)),b=e.Vector3.FromArray(_,3*(h+2)),x=v.subtract(y),w=b.subtract(y),S=e.Vector3.Normalize(e.Vector3.Cross(x,w)),T=0;T<3;T++)g.push(S.x),g.push(S.y),g.push(S.z)}for(this.setIndices(l),this.setVerticesData(e.VertexBuffer.NormalKind,g,a),t=0;t<r.length;t++)i=r[t],this.setVerticesData(i,s[i],n[i].isUpdatable());this.releaseSubMeshes();for(var A=0;A<u.length;A++){var M=u[A];new e.SubMesh(M.materialIndex,M.indexStart,M.indexCount,M.indexStart,M.indexCount,this)}this.synchronizeInstances()},r.prototype.convertToUnIndexedMesh=function(){var t,i,r=this.getVerticesDataKinds(),n=[],o=[],s=[];for(t=0;t<r.length;t++){i=r[t];var a=this.getVertexBuffer(i);n[i]=a,o[i]=n[i].getData(),s[i]=[]}var c,h=this.subMeshes.slice(0),u=this.getIndices(),l=this.getTotalIndices();for(c=0;c<l;c++){var f=u[c];for(t=0;t<r.length;t++)for(var d=n[i=r[t]].getStrideSize(),p=0;p<d;p++)s[i].push(o[i][f*d+p])}for(c=0;c<l;c+=3)u[c]=c,u[c+1]=c+1,u[c+2]=c+2;for(this.setIndices(u),t=0;t<r.length;t++)i=r[t],this.setVerticesData(i,s[i],n[i].isUpdatable());this.releaseSubMeshes();for(var m=0;m<h.length;m++){var g=h[m];new e.SubMesh(g.materialIndex,g.indexStart,g.indexCount,g.indexStart,g.indexCount,this)}this._unIndexed=!0,this.synchronizeInstances()},r.prototype.flipFaces=function(t){void 0===t&&(t=!1);var i,r,n=e.VertexData.ExtractFromMesh(this);if(t&&this.isVerticesDataPresent(e.VertexBuffer.NormalKind))for(i=0;i<n.normals.length;i++)n.normals[i]*=-1;for(i=0;i<n.indices.length;i+=3)r=n.indices[i+1],n.indices[i+1]=n.indices[i+2],n.indices[i+2]=r;n.applyToMesh(this)},r.prototype.createInstance=function(t){return new e.InstancedMesh(t,this)},r.prototype.synchronizeInstances=function(){for(var e=0;e<this.instances.length;e++){this.instances[e]._syncSubMeshes()}},r.prototype.simplify=function(t,i,r,n){void 0===i&&(i=!0),void 0===r&&(r=e.SimplificationType.QUADRATIC),this.getScene().simplificationQueue.addTask({settings:t,parallelProcessing:i,mesh:this,simplificationType:r,successCallback:n})},r.prototype.optimizeIndices=function(t){for(var i=this,r=this.getIndices(),n=this.getVerticesData(e.VertexBuffer.PositionKind),o=[],s=0;s<n.length;s+=3)o.push(e.Vector3.FromArray(n,s));var a=[];e.AsyncLoop.SyncAsyncForLoop(o.length,40,function(e){for(var t=o.length-1-e,i=o[t],r=0;r<t;++r){var n=o[r];if(i.equals(n)){a[t]=r;break}}},function(){for(var e=0;e<r.length;++e)r[e]=a[r[e]]||r[e];var n=i.subMeshes.slice(0);i.setIndices(r),i.subMeshes=n,t&&t(i)})},r.Parse=function(t,i,n){var o=new r(t.name,i);if(o.id=t.id,e.Tags.AddTagsTo(o,t.tags),o.position=e.Vector3.FromArray(t.position),void 0!==t.metadata&&(o.metadata=t.metadata),t.rotationQuaternion?o.rotationQuaternion=e.Quaternion.FromArray(t.rotationQuaternion):t.rotation&&(o.rotation=e.Vector3.FromArray(t.rotation)),o.scaling=e.Vector3.FromArray(t.scaling),t.localMatrix?o.setPivotMatrix(e.Matrix.FromArray(t.localMatrix)):t.pivotMatrix&&o.setPivotMatrix(e.Matrix.FromArray(t.pivotMatrix)),o.setEnabled(t.isEnabled),o.isVisible=t.isVisible,o.infiniteDistance=t.infiniteDistance,o.showBoundingBox=t.showBoundingBox,o.showSubMeshesBoundingBox=t.showSubMeshesBoundingBox,void 0!==t.applyFog&&(o.applyFog=t.applyFog),void 0!==t.pickable&&(o.isPickable=t.pickable),void 0!==t.alphaIndex&&(o.alphaIndex=t.alphaIndex),o.receiveShadows=t.receiveShadows,o.billboardMode=t.billboardMode,void 0!==t.visibility&&(o.visibility=t.visibility),o.checkCollisions=t.checkCollisions,void 0!==t.isBlocker&&(o.isBlocker=t.isBlocker),o._shouldGenerateFlatShading=t.useFlatShading,t.freezeWorldMatrix&&(o._waitingFreezeWorldMatrix=t.freezeWorldMatrix),t.parentId&&(o._waitingParentId=t.parentId),void 0!==t.actions&&(o._waitingActions=t.actions),void 0!==t.overlayAlpha&&(o.overlayAlpha=t.overlayAlpha),void 0!==t.overlayColor&&(o.overlayColor=e.Color3.FromArray(t.overlayColor)),void 0!==t.renderOverlay&&(o.renderOverlay=t.renderOverlay),o.hasVertexAlpha=t.hasVertexAlpha,t.delayLoadingFile?(o.delayLoadState=e.Engine.DELAYLOADSTATE_NOTLOADED,o.delayLoadingFile=n+t.delayLoadingFile,o._boundingInfo=new e.BoundingInfo(e.Vector3.FromArray(t.boundingBoxMinimum),e.Vector3.FromArray(t.boundingBoxMaximum)),t._binaryInfo&&(o._binaryInfo=t._binaryInfo),o._delayInfo=[],t.hasUVs&&o._delayInfo.push(e.VertexBuffer.UVKind),t.hasUVs2&&o._delayInfo.push(e.VertexBuffer.UV2Kind),t.hasUVs3&&o._delayInfo.push(e.VertexBuffer.UV3Kind),t.hasUVs4&&o._delayInfo.push(e.VertexBuffer.UV4Kind),t.hasUVs5&&o._delayInfo.push(e.VertexBuffer.UV5Kind),t.hasUVs6&&o._delayInfo.push(e.VertexBuffer.UV6Kind),t.hasColors&&o._delayInfo.push(e.VertexBuffer.ColorKind),t.hasMatricesIndices&&o._delayInfo.push(e.VertexBuffer.MatricesIndicesKind),t.hasMatricesWeights&&o._delayInfo.push(e.VertexBuffer.MatricesWeightsKind),o._delayLoadingFunction=e.Geometry.ImportGeometry,e.SceneLoader.ForceFullSceneLoadingForIncremental&&o._checkDelayState()):e.Geometry.ImportGeometry(t,o),t.materialId?o.setMaterialByID(t.materialId):o.material=null,t.skeletonId>-1&&(o.skeleton=i.getLastSkeletonByID(t.skeletonId),t.numBoneInfluencers&&(o.numBoneInfluencers=t.numBoneInfluencers)),t.animations){for(var s=0;s<t.animations.length;s++){var a=t.animations[s];o.animations.push(e.Animation.Parse(a))}e.Node.ParseAnimationRanges(o,t,i)}if(t.autoAnimate&&i.beginAnimation(o,t.autoAnimateFrom,t.autoAnimateTo,t.autoAnimateLoop,t.autoAnimateSpeed||1),t.layerMask&&!isNaN(t.layerMask)?o.layerMask=Math.abs(parseInt(t.layerMask)):o.layerMask=268435455,t.physicsImpostor&&(o.physicsImpostor=new e.PhysicsImpostor(o,t.physicsImpostor,{mass:t.physicsMass,friction:t.physicsFriction,restitution:t.physicsRestitution},i)),t.instances)for(var c=0;c<t.instances.length;c++){var h=t.instances[c],u=o.createInstance(h.name);if(e.Tags.AddTagsTo(u,h.tags),u.position=e.Vector3.FromArray(h.position),h.parentId&&(u._waitingParentId=h.parentId),h.rotationQuaternion?u.rotationQuaternion=e.Quaternion.FromArray(h.rotationQuaternion):h.rotation&&(u.rotation=e.Vector3.FromArray(h.rotation)),u.scaling=e.Vector3.FromArray(h.scaling),u.checkCollisions=o.checkCollisions,t.animations){for(s=0;s<t.animations.length;s++)a=t.animations[s],u.animations.push(e.Animation.Parse(a));e.Node.ParseAnimationRanges(u,t,i)}}return o},r.CreateRibbon=function(t,i,r,n,o,s,a,c,h){return e.MeshBuilder.CreateRibbon(t,{pathArray:i,closeArray:r,closePath:n,offset:o,updatable:a,sideOrientation:c,instance:h},s)},r.CreateDisc=function(t,i,r,n,o,s){var a={radius:i,tessellation:r,sideOrientation:s,updatable:o};return e.MeshBuilder.CreateDisc(t,a,n)},r.CreateBox=function(t,i,r,n,o){var s={size:i,sideOrientation:o,updatable:n};return e.MeshBuilder.CreateBox(t,s,r)},r.CreateSphere=function(t,i,r,n,o,s){var a={segments:i,diameterX:r,diameterY:r,diameterZ:r,sideOrientation:s,updatable:o};return e.MeshBuilder.CreateSphere(t,a,n)},r.CreateCylinder=function(t,i,n,o,s,a,c,h,u){void 0!==c&&c instanceof e.Scene||(void 0!==c&&(u=h||r.DEFAULTSIDE,h=c),c=a,a=1);var l={height:i,diameterTop:n,diameterBottom:o,tessellation:s,subdivisions:a,sideOrientation:u,updatable:h};return e.MeshBuilder.CreateCylinder(t,l,c)},r.CreateTorus=function(t,i,r,n,o,s,a){var c={diameter:i,thickness:r,tessellation:n,sideOrientation:a,updatable:s};return e.MeshBuilder.CreateTorus(t,c,o)},r.CreateTorusKnot=function(t,i,r,n,o,s,a,c,h,u){var l={radius:i,tube:r,radialSegments:n,tubularSegments:o,p:s,q:a,sideOrientation:u,updatable:h};return e.MeshBuilder.CreateTorusKnot(t,l,c)},r.CreateLines=function(t,i,r,n,o){var s={points:i,updatable:n,instance:o};return e.MeshBuilder.CreateLines(t,s,r)},r.CreateDashedLines=function(t,i,r,n,o,s,a,c){var h={points:i,dashSize:r,gapSize:n,dashNb:o,updatable:a,instance:c};return e.MeshBuilder.CreateDashedLines(t,h,s)},r.ExtrudeShape=function(t,i,n,o,s,a,c,h,u,l){var f={shape:i,path:n,scale:o,rotation:s,cap:0===a?0:a||r.NO_CAP,sideOrientation:u,instance:l,updatable:h};return e.MeshBuilder.ExtrudeShape(t,f,c)},r.ExtrudeShapeCustom=function(t,i,n,o,s,a,c,h,u,l,f,d){var p={shape:i,path:n,scaleFunction:o,rotationFunction:s,ribbonCloseArray:a,ribbonClosePath:c,cap:0===h?0:h||r.NO_CAP,sideOrientation:f,instance:d,updatable:l};return e.MeshBuilder.ExtrudeShapeCustom(t,p,u)},r.CreateLathe=function(t,i,r,n,o,s,a){var c={shape:i,radius:r,tessellation:n,sideOrientation:a,updatable:s};return e.MeshBuilder.CreateLathe(t,c,o)},r.CreatePlane=function(t,i,r,n,o){var s={size:i,width:i,height:i,sideOrientation:o,updatable:n};return e.MeshBuilder.CreatePlane(t,s,r)},r.CreateGround=function(t,i,r,n,o,s){var a={width:i,height:r,subdivisions:n,updatable:s};return e.MeshBuilder.CreateGround(t,a,o)},r.CreateTiledGround=function(t,i,r,n,o,s,a,c,h){var u={xmin:i,zmin:r,xmax:n,zmax:o,subdivisions:s,precision:a,updatable:h};return e.MeshBuilder.CreateTiledGround(t,u,c)},r.CreateGroundFromHeightMap=function(t,i,r,n,o,s,a,c,h,u){var l={width:r,height:n,subdivisions:o,minHeight:s,maxHeight:a,updatable:h,onReady:u};return e.MeshBuilder.CreateGroundFromHeightMap(t,i,l,c)},r.CreateTube=function(t,i,r,n,o,s,a,c,h,u){var l={path:i,radius:r,tessellation:n,radiusFunction:o,arc:1,cap:s,updatable:c,sideOrientation:h,instance:u};return e.MeshBuilder.CreateTube(t,l,a)},r.CreatePolyhedron=function(t,i,r){return e.MeshBuilder.CreatePolyhedron(t,i,r)},r.CreateIcoSphere=function(t,i,r){return e.MeshBuilder.CreateIcoSphere(t,i,r)},r.CreateDecal=function(t,i,r,n,o,s){var a={position:r,normal:n,size:o,angle:s};return e.MeshBuilder.CreateDecal(t,i,a)},r.prototype.setPositionsForCPUSkinning=function(){var t;return this._sourcePositions||(t=this.getVerticesData(e.VertexBuffer.PositionKind),this._sourcePositions=new Float32Array(t),this.getVertexBuffer(e.VertexBuffer.PositionKind).isUpdatable()||this.setVerticesData(e.VertexBuffer.PositionKind,t,!0)),this._sourcePositions},r.prototype.setNormalsForCPUSkinning=function(){var t;return this._sourceNormals||(t=this.getVerticesData(e.VertexBuffer.NormalKind),this._sourceNormals=new Float32Array(t),this.getVertexBuffer(e.VertexBuffer.NormalKind).isUpdatable()||this.setVerticesData(e.VertexBuffer.NormalKind,t,!0)),this._sourceNormals},r.prototype.applySkeleton=function(t){if(this.geometry&&this.geometry._softwareSkinningRenderId!=this.getScene().getRenderId()){if(this.geometry._softwareSkinningRenderId=this.getScene().getRenderId(),!this.isVerticesDataPresent(e.VertexBuffer.PositionKind))return this;if(!this.isVerticesDataPresent(e.VertexBuffer.NormalKind))return this;if(!this.isVerticesDataPresent(e.VertexBuffer.MatricesIndicesKind))return this;if(!this.isVerticesDataPresent(e.VertexBuffer.MatricesWeightsKind))return this;if(!this._sourcePositions){var i=this.subMeshes.slice();this.setPositionsForCPUSkinning(),this.subMeshes=i}this._sourceNormals||this.setNormalsForCPUSkinning();var r=this.getVerticesData(e.VertexBuffer.PositionKind);r instanceof Float32Array||(r=new Float32Array(r));var n=this.getVerticesData(e.VertexBuffer.NormalKind);n instanceof Float32Array||(n=new Float32Array(n));for(var o,s=this.getVerticesData(e.VertexBuffer.MatricesIndicesKind),a=this.getVerticesData(e.VertexBuffer.MatricesWeightsKind),c=this.numBoneInfluencers>4,h=c?this.getVerticesData(e.VertexBuffer.MatricesIndicesExtraKind):null,u=c?this.getVerticesData(e.VertexBuffer.MatricesWeightsExtraKind):null,l=t.getTransformMatrices(this),f=e.Vector3.Zero(),d=new e.Matrix,p=new e.Matrix,m=0,g=0;g<r.length;g+=3,m+=4){var _;for(o=0;o<4&&(_=a[m+o])>0;o++)e.Matrix.FromFloat32ArrayToRefScaled(l,16*s[m+o],_,p),d.addToSelf(p);if(c)for(o=0;o<4&&(_=u[m+o])>0;o++)e.Matrix.FromFloat32ArrayToRefScaled(l,16*h[m+o],_,p),d.addToSelf(p);e.Vector3.TransformCoordinatesFromFloatsToRef(this._sourcePositions[g],this._sourcePositions[g+1],this._sourcePositions[g+2],d,f),f.toArray(r,g),e.Vector3.TransformNormalFromFloatsToRef(this._sourceNormals[g],this._sourceNormals[g+1],this._sourceNormals[g+2],d,f),f.toArray(n,g),d.reset()}return this.updateVerticesData(e.VertexBuffer.PositionKind,r),this.updateVerticesData(e.VertexBuffer.NormalKind,n),this}},r.MinMax=function(e){var t=null,i=null;return e.forEach(function(e,r,n){var o=e.getBoundingInfo().boundingBox;t?(t.MinimizeInPlace(o.minimumWorld),i.MaximizeInPlace(o.maximumWorld)):(t=o.minimumWorld,i=o.maximumWorld)}),{min:t,max:i}},r.Center=function(t){var i=t instanceof Array?e.Mesh.MinMax(t):t;return e.Vector3.Center(i.min,i.max)},r.MergeMeshes=function(t,i,n,o){var s,a,c,h;if(void 0===i&&(i=!0),!n){var u=0;for(s=0;s<t.length;s++)if(t[s]&&(u+=t[s].getTotalVertices())>65536)return e.Tools.Warn("Cannot merge meshes because resulting mesh will have more than 65536 vertices. Please use allow32BitsIndices = true to use 32 bits indices"),null}for(s=0;s<t.length;s++)t[s]&&(t[s].computeWorldMatrix(!0),(c=e.VertexData.ExtractFromMesh(t[s],!0)).transform(t[s].getWorldMatrix()),a?a.merge(c):(a=c,h=t[s]));if(o||(o=new r(h.name+"_merged",h.getScene())),a.applyToMesh(o),o.material=h.material,o.checkCollisions=h.checkCollisions,i)for(s=0;s<t.length;s++)t[s]&&t[s].dispose();return o},r._FRONTSIDE=0,r._BACKSIDE=1,r._DOUBLESIDE=2,r._DEFAULTSIDE=0,r._NO_CAP=0,r._CAP_START=1,r._CAP_END=2,r._CAP_ALL=3,r}(e.AbstractMesh);e.Mesh=i}(s||(s={})),function(e){var t=function(){function t(e,t,i,r,n,o,s,a){void 0===a&&(a=!0),this.materialIndex=e,this.verticesStart=t,this.verticesCount=i,this.indexStart=r,this.indexCount=n,this._renderId=0,this._mesh=o,this._renderingMesh=s||o,o.subMeshes.push(this),this._trianglePlanes=[],this._id=o.subMeshes.length-1,a&&(this.refreshBoundingInfo(),o.computeWorldMatrix(!0))}return Object.defineProperty(t.prototype,"IsGlobal",{get:function(){return 0===this.verticesStart&&this.verticesCount==this._mesh.getTotalVertices()},enumerable:!0,configurable:!0}),t.prototype.getBoundingInfo=function(){return this.IsGlobal?this._mesh.getBoundingInfo():this._boundingInfo},t.prototype.getMesh=function(){return this._mesh},t.prototype.getRenderingMesh=function(){return this._renderingMesh},t.prototype.getMaterial=function(){var t=this._renderingMesh.material;return t&&t instanceof e.MultiMaterial?t.getSubMaterial(this.materialIndex):t||this._mesh.getScene().defaultMaterial},t.prototype.refreshBoundingInfo=function(){if(this._lastColliderWorldVertices=null,!this.IsGlobal){var t=this._renderingMesh.getVerticesData(e.VertexBuffer.PositionKind);if(!t)return void(this._boundingInfo=this._mesh._boundingInfo);var i,r=this._renderingMesh.getIndices();i=0===this.indexStart&&this.indexCount===r.length?{minimum:this._renderingMesh.getBoundingInfo().minimum.clone(),maximum:this._renderingMesh.getBoundingInfo().maximum.clone()}:e.Tools.ExtractMinAndMaxIndexed(t,r,this.indexStart,this.indexCount,this._renderingMesh.geometry.boundingBias),this._boundingInfo=new e.BoundingInfo(i.minimum,i.maximum)}},t.prototype._checkCollision=function(e){return this.getBoundingInfo()._checkCollision(e)},t.prototype.updateBoundingInfo=function(e){this.getBoundingInfo()||this.refreshBoundingInfo(),this.getBoundingInfo().update(e)},t.prototype.isInFrustum=function(e){return this.getBoundingInfo().isInFrustum(e)},t.prototype.isCompletelyInFrustum=function(e){return this.getBoundingInfo().isCompletelyInFrustum(e)},t.prototype.render=function(e){this._renderingMesh.render(this,e)},t.prototype.getLinesIndexBuffer=function(e,t){if(!this._linesIndexBuffer){for(var i=[],r=this.indexStart;r<this.indexStart+this.indexCount;r+=3)i.push(e[r],e[r+1],e[r+1],e[r+2],e[r+2],e[r]);this._linesIndexBuffer=t.createIndexBuffer(i),this.linesIndexCount=i.length}return this._linesIndexBuffer},t.prototype.canIntersects=function(e){return e.intersectsBox(this.getBoundingInfo().boundingBox)},t.prototype.intersects=function(t,i,r,n){var o=null;if(this._mesh instanceof e.LinesMesh)for(var s=this._mesh,a=this.indexStart;a<this.indexStart+this.indexCount;a+=2){var c=i[r[a]],h=i[r[a+1]],u=t.intersectionSegment(c,h,s.intersectionThreshold);if(!(u<0)&&(n||!o||u<o.distance)&&(o=new e.IntersectionInfo(null,null,u),n))break}else for(a=this.indexStart;a<this.indexStart+this.indexCount;a+=3){c=i[r[a]],h=i[r[a+1]];var l=i[r[a+2]],f=t.intersectsTriangle(c,h,l);if(f){if(f.distance<0)continue;if((n||!o||f.distance<o.distance)&&((o=f).faceId=a/3,n))break}}return o},t.prototype.clone=function(i,r){var n=new t(this.materialIndex,this.verticesStart,this.verticesCount,this.indexStart,this.indexCount,i,r,!1);return this.IsGlobal||(n._boundingInfo=new e.BoundingInfo(this.getBoundingInfo().minimum,this.getBoundingInfo().maximum)),n},t.prototype.dispose=function(){this._linesIndexBuffer&&(this._mesh.getScene().getEngine()._releaseBuffer(this._linesIndexBuffer),this._linesIndexBuffer=null);var e=this._mesh.subMeshes.indexOf(this);this._mesh.subMeshes.splice(e,1)},t.CreateFromIndices=function(e,i,r,n,o){for(var s=Number.MAX_VALUE,a=-Number.MAX_VALUE,c=(o=o||n).getIndices(),h=i;h<i+r;h++){var u=c[h];u<s&&(s=u),u>a&&(a=u)}return new t(e,s,a-s+1,i,r,n,o)},t}();e.SubMesh=t}(s||(s={})),function(e){var t=function(){function t(){}return t.updateSideOrientation=function(t,i){return t==e.Mesh.DOUBLESIDE?e.Mesh.DOUBLESIDE:null==t?e.Mesh.FRONTSIDE:t},t.CreateBox=function(t,i,r){var n=new e.Mesh(t,r);return i.sideOrientation=this.updateSideOrientation(i.sideOrientation,r),e.VertexData.CreateBox(i).applyToMesh(n,i.updatable),n},t.CreateSphere=function(t,i,r){var n=new e.Mesh(t,r);return i.sideOrientation=this.updateSideOrientation(i.sideOrientation,r),e.VertexData.CreateSphere(i).applyToMesh(n,i.updatable),n},t.CreateDisc=function(t,i,r){var n=new e.Mesh(t,r);return i.sideOrientation=this.updateSideOrientation(i.sideOrientation,r),e.VertexData.CreateDisc(i).applyToMesh(n,i.updatable),n},t.CreateIcoSphere=function(t,i,r){var n=new e.Mesh(t,r);return i.sideOrientation=this.updateSideOrientation(i.sideOrientation,r),e.VertexData.CreateIcoSphere(i).applyToMesh(n,i.updatable),n},t.CreateRibbon=function(t,i,r){var n=i.pathArray,o=i.closeArray,s=i.closePath,a=(i.offset,this.updateSideOrientation(i.sideOrientation,r)),c=i.instance,h=i.updatable;if(c){e.Vector3.FromFloatsToRef(Number.MAX_VALUE,Number.MAX_VALUE,Number.MAX_VALUE,e.Tmp.Vector3[0]),e.Vector3.FromFloatsToRef(-Number.MAX_VALUE,-Number.MAX_VALUE,-Number.MAX_VALUE,e.Tmp.Vector3[1]);var u=c.getVerticesData(e.VertexBuffer.PositionKind);if(function(t){for(var i=n[0].length,r=0,o=c.sideOrientation===e.Mesh.DOUBLESIDE?2:1,s=1;s<=o;s++)for(var a=0;a<n.length;a++){var h=n[a],u=h.length;i=i<u?i:u;for(var l=0;l<i;)t[r]=h[l].x,t[r+1]=h[l].y,t[r+2]=h[l].z,h[l].x<e.Tmp.Vector3[0].x&&(e.Tmp.Vector3[0].x=h[l].x),h[l].x>e.Tmp.Vector3[1].x&&(e.Tmp.Vector3[1].x=h[l].x),h[l].y<e.Tmp.Vector3[0].y&&(e.Tmp.Vector3[0].y=h[l].y),h[l].y>e.Tmp.Vector3[1].y&&(e.Tmp.Vector3[1].y=h[l].y),h[l].z<e.Tmp.Vector3[0].z&&(e.Tmp.Vector3[0].z=h[l].z),h[l].z>e.Tmp.Vector3[1].z&&(e.Tmp.Vector3[1].z=h[l].z),l++,r+=3;c._closePath&&(t[r]=h[0].x,t[r+1]=h[0].y,t[r+2]=h[0].z,r+=3)}}(u),c._boundingInfo=new e.BoundingInfo(e.Tmp.Vector3[0],e.Tmp.Vector3[1]),c._boundingInfo.update(c._worldMatrix),c.updateVerticesData(e.VertexBuffer.PositionKind,u,!1,!1),!c.areNormalsFrozen){var l=c.getIndices(),f=c.getVerticesData(e.VertexBuffer.NormalKind);if(e.VertexData.ComputeNormals(u,l,f),c._closePath)for(var d=0,p=0,m=0;m<n.length;m++)d=3*c._idx[m],p=m+1<n.length?3*(c._idx[m+1]-1):f.length-3,f[d]=.5*(f[d]+f[p]),f[d+1]=.5*(f[d+1]+f[p+1]),f[d+2]=.5*(f[d+2]+f[p+2]),f[p]=f[d],f[p+1]=f[d+1],f[p+2]=f[d+2];c.updateVerticesData(e.VertexBuffer.NormalKind,f,!1,!1)}return c}var g=new e.Mesh(t,r);g.sideOrientation=a;var _=e.VertexData.CreateRibbon(i);return s&&(g._idx=_._idx),g._closePath=s,g._closeArray=o,_.applyToMesh(g,h),g},t.CreateCylinder=function(t,i,r){var n=new e.Mesh(t,r);return i.sideOrientation=this.updateSideOrientation(i.sideOrientation,r),e.VertexData.CreateCylinder(i).applyToMesh(n,i.updatable),n},t.CreateTorus=function(t,i,r){var n=new e.Mesh(t,r);return i.sideOrientation=this.updateSideOrientation(i.sideOrientation,r),e.VertexData.CreateTorus(i).applyToMesh(n,i.updatable),n},t.CreateTorusKnot=function(t,i,r){var n=new e.Mesh(t,r);return i.sideOrientation=this.updateSideOrientation(i.sideOrientation,r),e.VertexData.CreateTorusKnot(i).applyToMesh(n,i.updatable),n},t.CreateLineSystem=function(t,i,r){var n=i.instance,o=i.lines;if(n){return n.updateMeshPositions(function(e){for(var t=0,i=0;i<o.length;i++)for(var r=o[i],n=0;n<r.length;n++)e[t]=r[n].x,e[t+1]=r[n].y,e[t+2]=r[n].z,t+=3},!1),n}var s=new e.LinesMesh(t,r);return e.VertexData.CreateLineSystem(i).applyToMesh(s,i.updatable),s},t.CreateLines=function(e,i,r){return t.CreateLineSystem(e,{lines:[i.points],updatable:i.updatable,instance:i.instance},r)},t.CreateDashedLines=function(t,i,r){var n=i.points,o=i.instance,s=i.gapSize,a=(i.dashNb,i.dashSize);if(o){return o.updateMeshPositions(function(t){var i,r=e.Vector3.Zero(),s=t.length/6,a=0,c=0,h=0,u=0,l=0,f=0,d=0;for(f=0;f<n.length-1;f++)n[f+1].subtractToRef(n[f],r),a+=r.length();for(h=a/s,i=o.dashSize*h/(o.dashSize+o.gapSize),f=0;f<n.length-1;f++)for(n[f+1].subtractToRef(n[f],r),c=Math.floor(r.length()/h),r.normalize(),d=0;d<c&&l<t.length;)u=h*d,t[l]=n[f].x+u*r.x,t[l+1]=n[f].y+u*r.y,t[l+2]=n[f].z+u*r.z,t[l+3]=n[f].x+(u+i)*r.x,t[l+4]=n[f].y+(u+i)*r.y,t[l+5]=n[f].z+(u+i)*r.z,l+=6,d++;for(;l<t.length;)t[l]=n[f].x,t[l+1]=n[f].y,t[l+2]=n[f].z,l+=3},!1),o}var c=new e.LinesMesh(t,r);return e.VertexData.CreateDashedLines(i).applyToMesh(c,i.updatable),c.dashSize=a,c.gapSize=s,c},t.ExtrudeShape=function(i,r,n){var o=r.path,s=r.shape,a=r.scale||1,c=r.rotation||0,h=0===r.cap?0:r.cap||e.Mesh.NO_CAP,u=r.updatable,l=this.updateSideOrientation(r.sideOrientation,n),f=r.instance,d=r.invertUV||!1;return t._ExtrudeShapeGeneric(i,s,o,a,c,null,null,!1,!1,h,!1,n,u,l,f,d)},t.ExtrudeShapeCustom=function(i,r,n){var o=r.path,s=r.shape,a=r.scaleFunction||function(){return 1},c=r.rotationFunction||function(){return 0},h=r.ribbonCloseArray||!1,u=r.ribbonClosePath||!1,l=0===r.cap?0:r.cap||e.Mesh.NO_CAP,f=r.updatable,d=this.updateSideOrientation(r.sideOrientation,n),p=r.instance,m=r.invertUV||!1;return t._ExtrudeShapeGeneric(i,s,o,null,null,a,c,h,u,l,!0,n,f,d,p,m)},t.CreateLathe=function(i,r,n){var o,s=r.arc<=0||r.arc>1?1:r.arc||1,a=void 0===r.closed||r.closed,c=r.shape,h=r.radius||1,u=r.tessellation||64,l=r.updatable,f=this.updateSideOrientation(r.sideOrientation,n),d=r.cap||e.Mesh.NO_CAP,p=2*Math.PI,m=new Array,g=r.invertUV||!1,_=0,v=0,y=p/u*s,b=new Array;for(_=0;_<=u;_++){b=[];for(d!=e.Mesh.CAP_START&&d!=e.Mesh.CAP_ALL||(b.push(new e.Vector3(0,c[0].y,0)),b.push(new e.Vector3(Math.cos(_*y)*c[0].x*h,c[0].y,Math.sin(_*y)*c[0].x*h))),v=0;v<c.length;v++)o=new e.Vector3(Math.cos(_*y)*c[v].x*h,c[v].y,Math.sin(_*y)*c[v].x*h),b.push(o);d!=e.Mesh.CAP_END&&d!=e.Mesh.CAP_ALL||(b.push(new e.Vector3(Math.cos(_*y)*c[c.length-1].x*h,c[c.length-1].y,Math.sin(_*y)*c[c.length-1].x*h)),b.push(new e.Vector3(0,c[c.length-1].y,0))),m.push(b)}return t.CreateRibbon(i,{pathArray:m,closeArray:a,sideOrientation:f,updatable:l,invertUV:g},n)},t.CreatePlane=function(t,i,r){var n=new e.Mesh(t,r);if(i.sideOrientation=this.updateSideOrientation(i.sideOrientation,r),e.VertexData.CreatePlane(i).applyToMesh(n,i.updatable),i.sourcePlane){n.translate(i.sourcePlane.normal,i.sourcePlane.d);var o=Math.acos(e.Vector3.Dot(i.sourcePlane.normal,e.Axis.Z)),s=e.Vector3.Cross(e.Axis.Z,i.sourcePlane.normal);n.rotate(s,o)}return n},t.CreateGround=function(t,i,r){var n=new e.GroundMesh(t,r);return n._setReady(!1),n._subdivisionsX=i.subdivisionsX||i.subdivisions||1,n._subdivisionsY=i.subdivisionsY||i.subdivisions||1,n._width=i.width||1,n._height=i.height||1,n._maxX=n._width/2,n._maxZ=n._height/2,n._minX=-n._maxX,n._minZ=-n._maxZ,e.VertexData.CreateGround(i).applyToMesh(n,i.updatable),n._setReady(!0),n},t.CreateTiledGround=function(t,i,r){var n=new e.Mesh(t,r);return e.VertexData.CreateTiledGround(i).applyToMesh(n,i.updatable),n},t.CreateGroundFromHeightMap=function(t,i,r,n){var o=r.width||10,s=r.height||10,a=r.subdivisions||1,c=r.minHeight||0,h=r.maxHeight||10,u=r.updatable,l=r.onReady,f=new e.GroundMesh(t,n);f._subdivisionsX=a,f._subdivisionsY=a,f._width=o,f._height=s,f._maxX=f._width/2,f._maxZ=f._height/2,f._minX=-f._maxX,f._minZ=-f._maxZ,f._setReady(!1);return e.Tools.LoadImage(i,function(t){var i=document.createElement("canvas"),r=i.getContext("2d"),n=t.width,d=t.height;i.width=n,i.height=d,r.drawImage(t,0,0);var p=r.getImageData(0,0,n,d).data;e.VertexData.CreateGroundFromHeightMap({width:o,height:s,subdivisions:a,minHeight:c,maxHeight:h,buffer:p,bufferWidth:n,bufferHeight:d}).applyToMesh(f,u),f._setReady(!0),l&&l(f)},function(){},n.database),f},t.CreateTube=function(i,r,n){var o=r.path,s=r.radius||1,a=r.tessellation||64,c=r.radiusFunction,h=r.cap||e.Mesh.NO_CAP,u=r.invertUV||!1,l=r.updatable,f=this.updateSideOrientation(r.sideOrientation,n),d=r.instance;r.arc=r.arc<=0||r.arc>1?1:r.arc||1;var p,m,g=function(t,i,r,n,o,s,a,c){for(var h,u,l,f,d=i.getTangents(),p=i.getNormals(),m=i.getDistances(),g=2*Math.PI,_=g/o*c,v=s||function(){return n},y=e.Tmp.Matrix[0],b=a===e.Mesh._NO_CAP||a===e.Mesh.CAP_END?0:2,x=0;x<t.length;x++){u=v(x,m[x]),h=Array(),l=p[x];for(var w=0;w<o;w++)e.Matrix.RotationAxisToRef(d[x],_*w,y),f=h[w]?h[w]:e.Vector3.Zero(),e.Vector3.TransformCoordinatesToRef(l,y,f),f.scaleInPlace(u).addInPlace(t[x]),h[w]=f;r[b]=h,b++}var S=function(e,i){for(var r=Array(),n=0;n<e;n++)r.push(t[i]);return r};switch(a){case e.Mesh.NO_CAP:break;case e.Mesh.CAP_START:r[0]=S(o,0),r[1]=r[2].slice(0);break;case e.Mesh.CAP_END:r[b]=r[b-1].slice(0),r[b+1]=S(o,t.length-1);break;case e.Mesh.CAP_ALL:r[0]=S(o,0),r[1]=r[2].slice(0),r[b]=r[b-1].slice(0),r[b+1]=S(o,t.length-1)}return r};if(d){var _=r.arc||d.arc;return m=g(o,p=d.path3D.update(o),d.pathArray,s,d.tessellation,c,d.cap,_),(d=t.CreateRibbon(null,{pathArray:m,instance:d})).path3D=p,d.pathArray=m,d.arc=_,d}m=g(o,p=new e.Path3D(o),new Array,s,a,c,h=h<0||h>3?0:h,r.arc);var v=t.CreateRibbon(i,{pathArray:m,closePath:!0,closeArray:!1,updatable:l,sideOrientation:f,invertUV:u},n);return v.pathArray=m,v.path3D=p,v.tessellation=a,v.cap=h,v.arc=r.arc,v},t.CreatePolyhedron=function(t,i,r){var n=new e.Mesh(t,r);return i.sideOrientation=this.updateSideOrientation(i.sideOrientation,r),e.VertexData.CreatePolyhedron(i).applyToMesh(n,i.updatable),n},t.CreateDecal=function(t,i,r){var n=i.getIndices(),o=i.getVerticesData(e.VertexBuffer.PositionKind),s=i.getVerticesData(e.VertexBuffer.NormalKind),a=r.position||e.Vector3.Zero(),c=r.normal||e.Vector3.Up(),h=r.size||new e.Vector3(1,1,1),u=r.angle||0;if(!c){var l=new e.Vector3(0,0,1),f=i.getScene().activeCamera,d=e.Vector3.TransformCoordinates(l,f.getWorldMatrix());c=f.globalPosition.subtract(d)}var p=-Math.atan2(c.z,c.x)-Math.PI/2,m=Math.sqrt(c.x*c.x+c.z*c.z),g=Math.atan2(c.y,m),_=e.Matrix.RotationYawPitchRoll(p,g,u).multiply(e.Matrix.Translation(a.x,a.y,a.z)),v=e.Matrix.Invert(_),y=i.getWorldMatrix().multiply(v),b=new e.VertexData;b.indices=[],b.positions=[],b.normals=[],b.uvs=[];for(var x=0,w=function(t){var i=n[t],r=new e.PositionNormalVertex;return r.position=new e.Vector3(o[3*i],o[3*i+1],o[3*i+2]),r.position=e.Vector3.TransformCoordinates(r.position,y),r.normal=new e.Vector3(s[3*i],s[3*i+1],s[3*i+2]),r},S=function(t,i){if(0===t.length)return t;for(var r=.5*Math.abs(e.Vector3.Dot(h,i)),n=function(t,n){var o=e.Vector3.GetClipFactor(t.position,n.position,i,r);return new e.PositionNormalVertex(e.Vector3.Lerp(t.position,n.position,o),e.Vector3.Lerp(t.normal,n.normal,o))},o=new Array,s=0;s<t.length;s+=3){var a,c,u,l,f,d,p;switch(((a=e.Vector3.Dot(t[s].position,i)-r>0)?1:0)+((c=e.Vector3.Dot(t[s+1].position,i)-r>0)?1:0)+((u=e.Vector3.Dot(t[s+2].position,i)-r>0)?1:0)){case 0:o.push(t[s]),o.push(t[s+1]),o.push(t[s+2]);break;case 1:if(a&&(l=t[s+1],f=t[s+2],d=n(t[s],l),p=n(t[s],f)),c){l=t[s],f=t[s+2],d=n(t[s+1],l),p=n(t[s+1],f),o.push(d),o.push(f.clone()),o.push(l.clone()),o.push(f.clone()),o.push(d.clone()),o.push(p);break}u&&(l=t[s],f=t[s+1],d=n(t[s+2],l),p=n(t[s+2],f)),o.push(l.clone()),o.push(f.clone()),o.push(d),o.push(p),o.push(d.clone()),o.push(f.clone());break;case 2:a||(f=n(l=t[s].clone(),t[s+1]),d=n(l,t[s+2]),o.push(l),o.push(f),o.push(d)),c||(f=n(l=t[s+1].clone(),t[s+2]),d=n(l,t[s]),o.push(l),o.push(f),o.push(d)),u||(f=n(l=t[s+2].clone(),t[s]),d=n(l,t[s+1]),o.push(l),o.push(f),o.push(d))}}return o},T=0;T<n.length;T+=3){var A=new Array;if(A.push(w(T)),A.push(w(T+1)),A.push(w(T+2)),A=S(A,new e.Vector3(1,0,0)),A=S(A,new e.Vector3(-1,0,0)),A=S(A,new e.Vector3(0,1,0)),A=S(A,new e.Vector3(0,-1,0)),A=S(A,new e.Vector3(0,0,1)),0!==(A=S(A,new e.Vector3(0,0,-1))).length)for(var M=0;M<A.length;M++){var E=A[M];b.indices.push(x),E.position.toArray(b.positions,3*x),E.normal.toArray(b.normals,3*x),b.uvs.push(.5+E.position.x/h.x),b.uvs.push(.5+E.position.y/h.y),x++}}var P=new e.Mesh(t,i.getScene());return b.applyToMesh(P),P.position=a.clone(),P.rotation=new e.Vector3(g,p,u),P},t._ExtrudeShapeGeneric=function(i,r,n,o,s,a,c,h,u,l,f,d,p,m,g,_){var v,y,b=function(t,i,r,n,o,s,a,c,h,u){for(var l=r.getTangents(),f=r.getNormals(),d=r.getBinormals(),p=r.getDistances(),m=0,g=u?c:function(){return s},_=u?a:function(){return o},v=h===e.Mesh.NO_CAP||h===e.Mesh.CAP_END?0:2,y=e.Tmp.Matrix[0],b=0;b<i.length;b++){for(var x=new Array,w=g(b,p[b]),S=_(b,p[b]),T=0;T<t.length;T++){e.Matrix.RotationAxisToRef(l[b],m,y);var A=l[b].scale(t[T].z).add(f[b].scale(t[T].x)).add(d[b].scale(t[T].y)),M=x[T]?x[T]:e.Vector3.Zero();e.Vector3.TransformCoordinatesToRef(A,y,M),M.scaleInPlace(S).addInPlace(i[b]),x[T]=M}n[v]=x,m+=w,v++}var E=function(t){var i,r=Array(),n=e.Vector3.Zero();for(i=0;i<t.length;i++)n.addInPlace(t[i]);for(n.scaleInPlace(1/t.length),i=0;i<t.length;i++)r.push(n);return r};switch(h){case e.Mesh.NO_CAP:break;case e.Mesh.CAP_START:n[0]=E(n[2]),n[1]=n[2].slice(0);break;case e.Mesh.CAP_END:n[v]=n[v-1],n[v+1]=E(n[v-1]);break;case e.Mesh.CAP_ALL:n[0]=E(n[2]),n[1]=n[2].slice(0),n[v]=n[v-1],n[v+1]=E(n[v-1])}return n};if(g)return v=g.path3D.update(n),y=b(r,n,g.path3D,g.pathArray,o,s,a,c,g.cap,f),e.Mesh.CreateRibbon(null,y,null,null,null,d,null,null,g);y=b(r,n,v=new e.Path3D(n),new Array,o,s,a,c,l=l<0||l>3?0:l,f);var x=t.CreateRibbon(i,{pathArray:y,closeArray:h,closePath:u,updatable:p,sideOrientation:m,invertUV:_},d);return x.pathArray=y,x.path3D=v,x.cap=l,x},t}();e.MeshBuilder=t}(s||(s={})),function(e){var t=function(){function t(t){this.hasAlpha=!1,this.getAlphaFromRGB=!1,this.level=1,this.coordinatesIndex=0,this.coordinatesMode=e.Texture.EXPLICIT_MODE,this.wrapU=e.Texture.WRAP_ADDRESSMODE,this.wrapV=e.Texture.WRAP_ADDRESSMODE,this.anisotropicFilteringLevel=4,this.isCube=!1,this.isRenderTarget=!1,this.animations=new Array,this.onDisposeObservable=new e.Observable,this.delayLoadState=e.Engine.DELAYLOADSTATE_NONE,this._scene=t,this._scene.textures.push(this),this._uid=null}return Object.defineProperty(t.prototype,"uid",{get:function(){return this._uid||(this._uid=e.Tools.RandomId()),this._uid},enumerable:!0,configurable:!0}),t.prototype.toString=function(){return this.name},Object.defineProperty(t.prototype,"onDispose",{set:function(e){this._onDisposeObserver&&this.onDisposeObservable.remove(this._onDisposeObserver),this._onDisposeObserver=this.onDisposeObservable.add(e)},enumerable:!0,configurable:!0}),t.prototype.getScene=function(){return this._scene},t.prototype.getTextureMatrix=function(){return null},t.prototype.getReflectionTextureMatrix=function(){return null},t.prototype.getInternalTexture=function(){return this._texture},t.prototype.isReady=function(){return this.delayLoadState===e.Engine.DELAYLOADSTATE_NOTLOADED||!!this._texture&&this._texture.isReady},t.prototype.getSize=function(){return this._texture._width?new e.Size(this._texture._width,this._texture._height):this._texture._size?new e.Size(this._texture._size,this._texture._size):e.Size.Zero()},t.prototype.getBaseSize=function(){return this.isReady()&&this._texture?this._texture._size?new e.Size(this._texture._size,this._texture._size):new e.Size(this._texture._baseWidth,this._texture._baseHeight):e.Size.Zero()},t.prototype.scale=function(e){},Object.defineProperty(t.prototype,"canRescale",{get:function(){return!1},enumerable:!0,configurable:!0}),t.prototype._removeFromCache=function(e,t){for(var i=this._scene.getEngine().getLoadedTexturesCache(),r=0;r<i.length;r++){var n=i[r];if(n.url===e&&n.noMipmap===t)return void i.splice(r,1)}},t.prototype._getFromCache=function(e,t,i){for(var r=this._scene.getEngine().getLoadedTexturesCache(),n=0;n<r.length;n++){var o=r[n];if(o.url===e&&o.noMipmap===t&&(!i||i===o.samplingMode))return o.references++,o}return null},t.prototype.delayLoad=function(){},t.prototype.clone=function(){return null},t.prototype.releaseInternalTexture=function(){this._texture&&(this._scene.getEngine().releaseInternalTexture(this._texture),delete this._texture)},t.prototype.dispose=function(){this.getScene().stopAnimation(this);var e=this._scene.textures.indexOf(this);e>=0&&this._scene.textures.splice(e,1),void 0!==this._texture&&(this.releaseInternalTexture(),this.onDisposeObservable.notifyObservers(this),this.onDisposeObservable.clear())},t.prototype.serialize=function(){if(!this.name)return null;var t=e.SerializationHelper.Serialize(this);return e.Animation.AppendSerializedAnimations(this,t),t},a([e.serialize()],t.prototype,"name",void 0),a([e.serialize()],t.prototype,"hasAlpha",void 0),a([e.serialize()],t.prototype,"getAlphaFromRGB",void 0),a([e.serialize()],t.prototype,"level",void 0),a([e.serialize()],t.prototype,"coordinatesIndex",void 0),a([e.serialize()],t.prototype,"coordinatesMode",void 0),a([e.serialize()],t.prototype,"wrapU",void 0),a([e.serialize()],t.prototype,"wrapV",void 0),a([e.serialize()],t.prototype,"anisotropicFilteringLevel",void 0),a([e.serialize()],t.prototype,"isCube",void 0),a([e.serialize()],t.prototype,"isRenderTarget",void 0),t}();e.BaseTexture=t}(s||(s={})),function(e){var t=function(t){function i(r,n,o,s,a,c,h,u,l){var f=this;if(void 0===o&&(o=!1),void 0===s&&(s=!0),void 0===a&&(a=i.TRILINEAR_SAMPLINGMODE),void 0===c&&(c=null),void 0===h&&(h=null),void 0===u&&(u=null),void 0===l&&(l=!1),t.call(this,n),this.uOffset=0,this.vOffset=0,this.uScale=1,this.vScale=1,this.uAng=0,this.vAng=0,this.wAng=0,this.name=r,this.url=r,this._noMipmap=o,this._invertY=s,this._samplingMode=a,this._buffer=u,this._deleteBuffer=l,r){this._texture=this._getFromCache(r,o,a);var d=function(){f._onLoadObservarble&&f._onLoadObservarble.hasObservers()&&f.onLoadObservable.notifyObservers(!0),c&&c()};this._texture?this._texture.isReady?e.Tools.SetImmediate(function(){return d()}):this._texture.onLoadedCallbacks.push(d):n.useDelayedTextureLoading?(this.delayLoadState=e.Engine.DELAYLOADSTATE_NOTLOADED,this._delayedOnLoad=d,this._delayedOnError=h):(this._texture=n.getEngine().createTexture(r,o,s,n,this._samplingMode,d,h,this._buffer),l&&delete this._buffer)}}return c(i,t),Object.defineProperty(i.prototype,"noMipmap",{get:function(){return this._noMipmap},enumerable:!0,configurable:!0}),i.prototype.delayLoad=function(){this.delayLoadState===e.Engine.DELAYLOADSTATE_NOTLOADED&&(this.delayLoadState=e.Engine.DELAYLOADSTATE_LOADED,this._texture=this._getFromCache(this.url,this._noMipmap,this._samplingMode),this._texture||(this._texture=this.getScene().getEngine().createTexture(this.url,this._noMipmap,this._invertY,this.getScene(),this._samplingMode,this._delayedOnLoad,this._delayedOnError,this._buffer),this._deleteBuffer&&delete this._buffer))},i.prototype.updateSamplingMode=function(e){this._texture&&(this._samplingMode=e,this.getScene().getEngine().updateTextureSamplingMode(e,this._texture))},i.prototype._prepareRowForTextureGeneration=function(t,i,r,n){t*=this.uScale,i*=this.vScale,t-=.5*this.uScale,i-=.5*this.vScale,r-=.5,e.Vector3.TransformCoordinatesFromFloatsToRef(t,i,r,this._rowGenerationMatrix,n),n.x+=.5*this.uScale+this.uOffset,n.y+=.5*this.vScale+this.vOffset,n.z+=.5},i.prototype.getTextureMatrix=function(){return this.uOffset===this._cachedUOffset&&this.vOffset===this._cachedVOffset&&this.uScale===this._cachedUScale&&this.vScale===this._cachedVScale&&this.uAng===this._cachedUAng&&this.vAng===this._cachedVAng&&this.wAng===this._cachedWAng?this._cachedTextureMatrix:(this._cachedUOffset=this.uOffset,this._cachedVOffset=this.vOffset,this._cachedUScale=this.uScale,this._cachedVScale=this.vScale,this._cachedUAng=this.uAng,this._cachedVAng=this.vAng,this._cachedWAng=this.wAng,this._cachedTextureMatrix||(this._cachedTextureMatrix=e.Matrix.Zero(),this._rowGenerationMatrix=new e.Matrix,this._t0=e.Vector3.Zero(),this._t1=e.Vector3.Zero(),this._t2=e.Vector3.Zero()),e.Matrix.RotationYawPitchRollToRef(this.vAng,this.uAng,this.wAng,this._rowGenerationMatrix),this._prepareRowForTextureGeneration(0,0,0,this._t0),this._prepareRowForTextureGeneration(1,0,0,this._t1),this._prepareRowForTextureGeneration(0,1,0,this._t2),this._t1.subtractInPlace(this._t0),this._t2.subtractInPlace(this._t0),e.Matrix.IdentityToRef(this._cachedTextureMatrix),this._cachedTextureMatrix.m[0]=this._t1.x,this._cachedTextureMatrix.m[1]=this._t1.y,this._cachedTextureMatrix.m[2]=this._t1.z,this._cachedTextureMatrix.m[4]=this._t2.x,this._cachedTextureMatrix.m[5]=this._t2.y,this._cachedTextureMatrix.m[6]=this._t2.z,this._cachedTextureMatrix.m[8]=this._t0.x,this._cachedTextureMatrix.m[9]=this._t0.y,this._cachedTextureMatrix.m[10]=this._t0.z,this._cachedTextureMatrix)},i.prototype.getReflectionTextureMatrix=function(){if(this.uOffset===this._cachedUOffset&&this.vOffset===this._cachedVOffset&&this.uScale===this._cachedUScale&&this.vScale===this._cachedVScale&&this.coordinatesMode===this._cachedCoordinatesMode)return this._cachedTextureMatrix;switch(this._cachedTextureMatrix||(this._cachedTextureMatrix=e.Matrix.Zero(),this._projectionModeMatrix=e.Matrix.Zero()),this._cachedCoordinatesMode=this.coordinatesMode,this.coordinatesMode){case i.PLANAR_MODE:e.Matrix.IdentityToRef(this._cachedTextureMatrix),this._cachedTextureMatrix[0]=this.uScale,this._cachedTextureMatrix[5]=this.vScale,this._cachedTextureMatrix[12]=this.uOffset,this._cachedTextureMatrix[13]=this.vOffset;break;case i.PROJECTION_MODE:e.Matrix.IdentityToRef(this._projectionModeMatrix),this._projectionModeMatrix.m[0]=.5,this._projectionModeMatrix.m[5]=-.5,this._projectionModeMatrix.m[10]=0,this._projectionModeMatrix.m[12]=.5,this._projectionModeMatrix.m[13]=.5,this._projectionModeMatrix.m[14]=1,this._projectionModeMatrix.m[15]=1,this.getScene().getProjectionMatrix().multiplyToRef(this._projectionModeMatrix,this._cachedTextureMatrix);break;default:e.Matrix.IdentityToRef(this._cachedTextureMatrix)}return this._cachedTextureMatrix},i.prototype.clone=function(){var t=this;return e.SerializationHelper.Clone(function(){return new i(t._texture.url,t.getScene(),t._noMipmap,t._invertY,t._samplingMode)},this)},Object.defineProperty(i.prototype,"onLoadObservable",{get:function(){return this._onLoadObservarble||(this._onLoadObservarble=new e.Observable),this._onLoadObservarble},enumerable:!0,configurable:!0}),i.CreateFromBase64String=function(e,t,r,n,o,s,a,c){return void 0===s&&(s=i.TRILINEAR_SAMPLINGMODE),void 0===a&&(a=null),void 0===c&&(c=null),new i("data:"+t,r,n,o,s,a,c,e)},i.Parse=function(t,r,n){if(t.customType)return e.Tools.Instantiate(t.customType).Parse(t,r,n);if(t.isCube)return e.CubeTexture.Parse(t,r,n);if(!t.name&&!t.isRenderTarget)return null;var o=e.SerializationHelper.Parse(function(){if(t.mirrorPlane){var o=new e.MirrorTexture(t.name,t.renderTargetSize,r);return o._waitingRenderList=t.renderList,o.mirrorPlane=e.Plane.FromArray(t.mirrorPlane),o}if(t.isRenderTarget){var s=new e.RenderTargetTexture(t.name,t.renderTargetSize,r);return s._waitingRenderList=t.renderList,s}return t.base64String?i.CreateFromBase64String(t.base64String,t.name,r):new i(n+t.name,r)},t,r);if(t.animations)for(var s=0;s<t.animations.length;s++){var a=t.animations[s];o.animations.push(e.Animation.Parse(a))}return o},i.LoadFromDataString=function(e,t,r,n,o,s,a,c,h){return void 0===n&&(n=!1),void 0===o&&(o=!1),void 0===s&&(s=!0),void 0===a&&(a=i.TRILINEAR_SAMPLINGMODE),void 0===c&&(c=null),void 0===h&&(h=null),"data:"!==e.substr(0,5)&&(e="data:"+e),new i(e,r,o,s,a,c,h,t,n)},i.NEAREST_SAMPLINGMODE=1,i.BILINEAR_SAMPLINGMODE=2,i.TRILINEAR_SAMPLINGMODE=3,i.EXPLICIT_MODE=0,i.SPHERICAL_MODE=1,i.PLANAR_MODE=2,i.CUBIC_MODE=3,i.PROJECTION_MODE=4,i.SKYBOX_MODE=5,i.INVCUBIC_MODE=6,i.EQUIRECTANGULAR_MODE=7,i.FIXED_EQUIRECTANGULAR_MODE=8,i.CLAMP_ADDRESSMODE=0,i.WRAP_ADDRESSMODE=1,i.MIRROR_ADDRESSMODE=2,a([e.serialize()],i.prototype,"url",void 0),a([e.serialize()],i.prototype,"uOffset",void 0),a([e.serialize()],i.prototype,"vOffset",void 0),a([e.serialize()],i.prototype,"uScale",void 0),a([e.serialize()],i.prototype,"vScale",void 0),a([e.serialize()],i.prototype,"uAng",void 0),a([e.serialize()],i.prototype,"vAng",void 0),a([e.serialize()],i.prototype,"wAng",void 0),i}(e.BaseTexture);e.Texture=t}(s||(s={})),function(e){var t=function(t){function i(i,r,n,o,s,a,c){if(void 0===a&&(a=null),void 0===c&&(c=null),t.call(this,r),this.coordinatesMode=e.Texture.CUBIC_MODE,this.name=i,this.url=i,this._noMipmap=o,this.hasAlpha=!1,i||s){if(this._texture=this._getFromCache(i,o),!s){n||(n=["_px.jpg","_py.jpg","_pz.jpg","_nx.jpg","_ny.jpg","_nz.jpg"]),s=[];for(var h=0;h<n.length;h++)s.push(i+n[h]);this._extensions=n}this._files=s,this._texture?a&&(this._texture.isReady?e.Tools.SetImmediate(function(){return a()}):this._texture.onLoadedCallbacks.push(a)):r.useDelayedTextureLoading?this.delayLoadState=e.Engine.DELAYLOADSTATE_NOTLOADED:this._texture=r.getEngine().createCubeTexture(i,r,s,o,a,c),this.isCube=!0,this._textureMatrix=e.Matrix.Identity()}}return c(i,t),i.CreateFromImages=function(e,t,r){return new i("",t,null,r,e)},i.prototype.delayLoad=function(){this.delayLoadState===e.Engine.DELAYLOADSTATE_NOTLOADED&&(this.delayLoadState=e.Engine.DELAYLOADSTATE_LOADED,this._texture=this._getFromCache(this.url,this._noMipmap),this._texture||(this._texture=this.getScene().getEngine().createCubeTexture(this.url,this.getScene(),this._files,this._noMipmap)))},i.prototype.getReflectionTextureMatrix=function(){return this._textureMatrix},i.Parse=function(t,i,r){var n=e.SerializationHelper.Parse(function(){return new e.CubeTexture(r+t.name,i,t.extensions)},t,i);if(t.animations)for(var o=0;o<t.animations.length;o++){var s=t.animations[o];n.animations.push(e.Animation.Parse(s))}return n},i.prototype.clone=function(){var t=this;return e.SerializationHelper.Clone(function(){return new i(t.url,t.getScene(),t._extensions,t._noMipmap,t._files)},this)},i}(e.BaseTexture);e.CubeTexture=t}(s||(s={})),function(e){var t=function(t){function i(i,r,n,o,s,a,c,h,u,l){void 0===s&&(s=!0),void 0===a&&(a=e.Engine.TEXTURETYPE_UNSIGNED_INT),void 0===c&&(c=!1),void 0===h&&(h=e.Texture.TRILINEAR_SAMPLINGMODE),void 0===u&&(u=!0),void 0===l&&(l=!1),t.call(this,null,n,!o),this.isCube=c,this.renderList=new Array,this.renderParticles=!0,this.renderSprites=!1,this.coordinatesMode=e.Texture.PROJECTION_MODE,this.onAfterUnbindObservable=new e.Observable,this.onBeforeRenderObservable=new e.Observable,this.onAfterRenderObservable=new e.Observable,this.onClearObservable=new e.Observable,this._currentRefreshId=-1,this._refreshRate=1,this.name=i,this.isRenderTarget=!0,this._size=r,this._generateMipMaps=o,this._doNotChangeAspectRatio=s,h===e.Texture.NEAREST_SAMPLINGMODE&&(this.wrapU=e.Texture.CLAMP_ADDRESSMODE,this.wrapV=e.Texture.CLAMP_ADDRESSMODE),c?(this._texture=n.getEngine().createRenderTargetCubeTexture(r,{generateMipMaps:o,samplingMode:h,generateDepthBuffer:u,generateStencilBuffer:l}),this.coordinatesMode=e.Texture.INVCUBIC_MODE,this._textureMatrix=e.Matrix.Identity()):this._texture=n.getEngine().createRenderTargetTexture(r,{generateMipMaps:o,type:a,samplingMode:h,generateDepthBuffer:u,generateStencilBuffer:l}),this._renderingManager=new e.RenderingManager(n)}return c(i,t),Object.defineProperty(i,"REFRESHRATE_RENDER_ONCE",{get:function(){return i._REFRESHRATE_RENDER_ONCE},enumerable:!0,configurable:!0}),Object.defineProperty(i,"REFRESHRATE_RENDER_ONEVERYFRAME",{get:function(){return i._REFRESHRATE_RENDER_ONEVERYFRAME},enumerable:!0,configurable:!0}),Object.defineProperty(i,"REFRESHRATE_RENDER_ONEVERYTWOFRAMES",{get:function(){return i._REFRESHRATE_RENDER_ONEVERYTWOFRAMES},enumerable:!0,configurable:!0}),Object.defineProperty(i.prototype,"onAfterUnbind",{set:function(e){this._onAfterUnbindObserver&&this.onAfterUnbindObservable.remove(this._onAfterUnbindObserver),this._onAfterUnbindObserver=this.onAfterUnbindObservable.add(e)},enumerable:!0,configurable:!0}),Object.defineProperty(i.prototype,"onBeforeRender",{set:function(e){this._onBeforeRenderObserver&&this.onBeforeRenderObservable.remove(this._onBeforeRenderObserver),this._onBeforeRenderObserver=this.onBeforeRenderObservable.add(e)},enumerable:!0,configurable:!0}),Object.defineProperty(i.prototype,"onAfterRender",{set:function(e){this._onAfterRenderObserver&&this.onAfterRenderObservable.remove(this._onAfterRenderObserver),this._onAfterRenderObserver=this.onAfterRenderObservable.add(e)},enumerable:!0,configurable:!0}),Object.defineProperty(i.prototype,"onClear",{set:function(e){this._onClearObserver&&this.onClearObservable.remove(this._onClearObserver),this._onClearObserver=this.onClearObservable.add(e)},enumerable:!0,configurable:!0}),i.prototype.resetRefreshCounter=function(){this._currentRefreshId=-1},Object.defineProperty(i.prototype,"refreshRate",{get:function(){return this._refreshRate},set:function(e){this._refreshRate=e,this.resetRefreshCounter()},enumerable:!0,configurable:!0}),i.prototype._shouldRender=function(){return-1===this._currentRefreshId?(this._currentRefreshId=1,!0):this.refreshRate===this._currentRefreshId?(this._currentRefreshId=1,!0):(this._currentRefreshId++,!1)},i.prototype.isReady=function(){return!!this.getScene().renderTargetsEnabled&&t.prototype.isReady.call(this)},i.prototype.getRenderSize=function(){return this._size},Object.defineProperty(i.prototype,"canRescale",{get:function(){return!0},enumerable:!0,configurable:!0}),i.prototype.scale=function(e){var t=this._size*e;this.resize(t,this._generateMipMaps)},i.prototype.getReflectionTextureMatrix=function(){return this.isCube?this._textureMatrix:t.prototype.getReflectionTextureMatrix.call(this)},i.prototype.resize=function(e,t){this.releaseInternalTexture(),this.isCube?this._texture=this.getScene().getEngine().createRenderTargetCubeTexture(e):this._texture=this.getScene().getEngine().createRenderTargetTexture(e,t)},i.prototype.render=function(e,t){var i=this.getScene();if(void 0!==this.useCameraPostProcesses&&(e=this.useCameraPostProcesses),this.activeCamera&&this.activeCamera!==i.activeCamera&&i.setTransformMatrix(this.activeCamera.getViewMatrix(),this.activeCamera.getProjectionMatrix(!0)),this._waitingRenderList){this.renderList=[];for(var r=0;r<this._waitingRenderList.length;r++){var n=this._waitingRenderList[r];this.renderList.push(i.getMeshByID(n))}delete this._waitingRenderList}if(this.renderListPredicate){this.renderList.splice(0);var o=this.getScene().meshes;for(r=0;r<o.length;r++){var s=o[r];this.renderListPredicate(s)&&this.renderList.push(s)}}if(!this.renderList||0!==this.renderList.length){this._renderingManager.reset();for(var a=this.renderList?this.renderList:i.getActiveMeshes().data,c=this.renderList?this.renderList.length:i.getActiveMeshes().length,h=i.getRenderId(),u=0;u<c;u++){if(s=a[u]){if(!s.isReady()){this.resetRefreshCounter();continue}if(s._preActivateForIntermediateRendering(h),s.isEnabled()&&s.isVisible&&s.subMeshes&&0!=(s.layerMask&i.activeCamera.layerMask)){s._activate(h);for(var l=0;l<s.subMeshes.length;l++){var f=s.subMeshes[l];i._activeIndices.addCount(f.indexCount,!1),this._renderingManager.dispatch(f)}}}}if(this.isCube)for(var d=0;d<6;d++)this.renderToTarget(d,a,c,e,t),i.incrementRenderId(),i.resetCachedMaterial();else this.renderToTarget(0,a,c,e,t);this.onAfterUnbindObservable.notifyObservers(this),this.activeCamera&&this.activeCamera!==i.activeCamera&&i.setTransformMatrix(i.activeCamera.getViewMatrix(),i.activeCamera.getProjectionMatrix(!0)),i.resetCachedMaterial()}},i.prototype.renderToTarget=function(t,i,r,n,o){var s=this.getScene(),a=s.getEngine();n&&s.postProcessManager._prepareFrame(this._texture)||(this.isCube?a.bindFramebuffer(this._texture,t):a.bindFramebuffer(this._texture)),this.onBeforeRenderObservable.notifyObservers(t),this.onClearObservable.hasObservers()?this.onClearObservable.notifyObservers(a):a.clear(s.clearColor,!0,!0,!0),this._doNotChangeAspectRatio||s.updateTransformMatrix(!0),this._renderingManager.render(this.customRenderFunction,i,this.renderParticles,this.renderSprites),n&&s.postProcessManager._finalizeFrame(!1,this._texture,t),this._doNotChangeAspectRatio||s.updateTransformMatrix(!0),this.onAfterRenderObservable.notifyObservers(t),o&&e.Tools.DumpFramebuffer(this._size,this._size,a),this.isCube&&5!==t||(this.isCube&&5===t&&a.generateMipMapsForCubemap(this._texture),a.unBindFramebuffer(this._texture,this.isCube))},i.prototype.setRenderingOrder=function(e,t,i,r){void 0===t&&(t=null),void 0===i&&(i=null),void 0===r&&(r=null),this._renderingManager.setRenderingOrder(e,t,i,r)},i.prototype.setRenderingAutoClearDepthStencil=function(e,t){this._renderingManager.setRenderingAutoClearDepthStencil(e,t)},i.prototype.clone=function(){var e=this.getSize(),t=new i(this.name,e.width,this.getScene(),this._generateMipMaps);return t.hasAlpha=this.hasAlpha,t.level=this.level,t.coordinatesMode=this.coordinatesMode,t.renderList=this.renderList.slice(0),t},i.prototype.serialize=function(){if(!this.name)return null;var e=t.prototype.serialize.call(this);e.renderTargetSize=this.getRenderSize(),e.renderList=[];for(var i=0;i<this.renderList.length;i++)e.renderList.push(this.renderList[i].id);return e},i._REFRESHRATE_RENDER_ONCE=0,i._REFRESHRATE_RENDER_ONEVERYFRAME=1,i._REFRESHRATE_RENDER_ONEVERYTWOFRAMES=2,i}(e.Texture);e.RenderTargetTexture=t}(s||(s={})),function(e){var t=function(t){function i(i,r,n,o,s,a,c){void 0===a&&(a=!0),void 0===c&&(c=!1),t.call(this,null,o,!a),this.isCube=c,this.isEnabled=!0,this._currentRefreshId=-1,this._refreshRate=1,this._vertexBuffers={},this._uniforms=new Array,this._samplers=new Array,this._textures=new Array,this._floats=new Array,this._floatsArrays={},this._colors3=new Array,this._colors4=new Array,this._vectors2=new Array,this._vectors3=new Array,this._matrices=new Array,this._fallbackTextureUsed=!1,o._proceduralTextures.push(this),this.name=i,this.isRenderTarget=!0,this._size=r,this._generateMipMaps=a,this.setFragment(n),this._fallbackTexture=s;var h=o.getEngine();c?(this._texture=h.createRenderTargetCubeTexture(r,{generateMipMaps:a}),this.setFloat("face",0)):this._texture=h.createRenderTargetTexture(r,a);var u=[];u.push(1,1),u.push(-1,1),u.push(-1,-1),u.push(1,-1),this._vertexBuffers[e.VertexBuffer.PositionKind]=new e.VertexBuffer(h,u,e.VertexBuffer.PositionKind,!1,!1,2);var l=[];l.push(0),l.push(1),l.push(2),l.push(0),l.push(2),l.push(3),this._indexBuffer=h.createIndexBuffer(l)}return c(i,t),i.prototype.reset=function(){void 0!==this._effect&&this.getScene().getEngine()._releaseEffect(this._effect)},i.prototype.isReady=function(){var t,i=this,r=this.getScene().getEngine();return!!this._fragment&&(!!this._fallbackTextureUsed||(t=void 0!==this._fragment.fragmentElement?{vertex:"procedural",fragmentElement:this._fragment.fragmentElement}:{vertex:"procedural",fragment:this._fragment},this._effect=r.createEffect(t,[e.VertexBuffer.PositionKind],this._uniforms,this._samplers,"",null,null,function(){i.releaseInternalTexture(),i._fallbackTexture&&(i._texture=i._fallbackTexture._texture,i._texture.references++),i._fallbackTextureUsed=!0}),this._effect.isReady()))},i.prototype.resetRefreshCounter=function(){this._currentRefreshId=-1},i.prototype.setFragment=function(e){this._fragment=e},Object.defineProperty(i.prototype,"refreshRate",{get:function(){return this._refreshRate},set:function(e){this._refreshRate=e,this.resetRefreshCounter()},enumerable:!0,configurable:!0}),i.prototype._shouldRender=function(){return!(!(this.isEnabled&&this.isReady()&&this._texture)||this._fallbackTextureUsed||(-1===this._currentRefreshId?(this._currentRefreshId=1,0):this.refreshRate===this._currentRefreshId?(this._currentRefreshId=1,0):(this._currentRefreshId++,1)))},i.prototype.getRenderSize=function(){return this._size},i.prototype.resize=function(e,t){this._fallbackTextureUsed||(this.releaseInternalTexture(),this._texture=this.getScene().getEngine().createRenderTargetTexture(e,t))},i.prototype._checkUniform=function(e){-1===this._uniforms.indexOf(e)&&this._uniforms.push(e)},i.prototype.setTexture=function(e,t){return-1===this._samplers.indexOf(e)&&this._samplers.push(e),this._textures[e]=t,this},i.prototype.setFloat=function(e,t){return this._checkUniform(e),this._floats[e]=t,this},i.prototype.setFloats=function(e,t){return this._checkUniform(e),this._floatsArrays[e]=t,this},i.prototype.setColor3=function(e,t){return this._checkUniform(e),this._colors3[e]=t,this},i.prototype.setColor4=function(e,t){return this._checkUniform(e),this._colors4[e]=t,this},i.prototype.setVector2=function(e,t){return this._checkUniform(e),this._vectors2[e]=t,this},i.prototype.setVector3=function(e,t){return this._checkUniform(e),this._vectors3[e]=t,this},i.prototype.setMatrix=function(e,t){return this._checkUniform(e),this._matrices[e]=t,this},i.prototype.render=function(e){var t=this.getScene(),i=t.getEngine();for(var r in i.enableEffect(this._effect),i.setState(!1),this._textures)this._effect.setTexture(r,this._textures[r]);for(r in this._floats)this._effect.setFloat(r,this._floats[r]);for(r in this._floatsArrays)this._effect.setArray(r,this._floatsArrays[r]);for(r in this._colors3)this._effect.setColor3(r,this._colors3[r]);for(r in this._colors4){var n=this._colors4[r];this._effect.setFloat4(r,n.r,n.g,n.b,n.a)}for(r in this._vectors2)this._effect.setVector2(r,this._vectors2[r]);for(r in this._vectors3)this._effect.setVector3(r,this._vectors3[r]);for(r in this._matrices)this._effect.setMatrix(r,this._matrices[r]);if(i.bindBuffers(this._vertexBuffers,this._indexBuffer,this._effect),this.isCube)for(var o=0;o<6;o++)i.bindFramebuffer(this._texture,o),this._effect.setFloat("face",o),i.clear(t.clearColor,!0,!0,!0),i.draw(!0,0,6),5===o&&i.generateMipMapsForCubemap(this._texture);else i.bindFramebuffer(this._texture),i.clear(t.clearColor,!0,!0,!0),i.draw(!0,0,6);i.unBindFramebuffer(this._texture,this.isCube),this.onGenerated&&this.onGenerated()},i.prototype.clone=function(){var e=this.getSize(),t=new i(this.name,e.width,this._fragment,this.getScene(),this._fallbackTexture,this._generateMipMaps);return t.hasAlpha=this.hasAlpha,t.level=this.level,t.coordinatesMode=this.coordinatesMode,t},i.prototype.dispose=function(){var i=this.getScene()._proceduralTextures.indexOf(this);i>=0&&this.getScene()._proceduralTextures.splice(i,1);var r=this._vertexBuffers[e.VertexBuffer.PositionKind];r&&(r.dispose(),this._vertexBuffers[e.VertexBuffer.PositionKind]=null),this._indexBuffer&&this.getScene().getEngine()._releaseBuffer(this._indexBuffer)&&(this._indexBuffer=null),t.prototype.dispose.call(this)},i}(e.Texture);e.ProceduralTexture=t}(s||(s={})),function(e){var t=function(t){function i(i,r,n,o){var s=this;t.call(this,i,r,n,o,!0),this.mirrorPlane=new e.Plane(0,1,0,1),this._transformMatrix=e.Matrix.Zero(),this._mirrorMatrix=e.Matrix.Zero(),this.onBeforeRenderObservable.add(function(){e.Matrix.ReflectionToRef(s.mirrorPlane,s._mirrorMatrix),s._savedViewMatrix=n.getViewMatrix(),s._mirrorMatrix.multiplyToRef(s._savedViewMatrix,s._transformMatrix),n.setTransformMatrix(s._transformMatrix,n.getProjectionMatrix()),n.clipPlane=s.mirrorPlane,n.getEngine().cullBackFaces=!1,n._mirroredCameraPosition=e.Vector3.TransformCoordinates(n.activeCamera.position,s._mirrorMatrix)}),this.onAfterRenderObservable.add(function(){n.setTransformMatrix(s._savedViewMatrix,n.getProjectionMatrix()),n.getEngine().cullBackFaces=!0,n._mirroredCameraPosition=null,delete n.clipPlane})}return c(i,t),i.prototype.clone=function(){var e=this.getSize(),t=new i(this.name,e.width,this.getScene(),this._generateMipMaps);return t.hasAlpha=this.hasAlpha,t.level=this.level,t.mirrorPlane=this.mirrorPlane.clone(),t.renderList=this.renderList.slice(0),t},i.prototype.serialize=function(){if(!this.name)return null;var e=t.prototype.serialize.call(this);return e.mirrorPlane=this.mirrorPlane.asArray(),e},i}(e.RenderTargetTexture);e.MirrorTexture=t}(s||(s={})),function(e){var t=function(t){function i(i,r,n,o){var s=this;t.call(this,i,r,n,o,!0),this.refractionPlane=new e.Plane(0,1,0,1),this.depth=2,this.onBeforeRenderObservable.add(function(){n.clipPlane=s.refractionPlane}),this.onAfterRenderObservable.add(function(){delete n.clipPlane})}return c(i,t),i.prototype.clone=function(){var e=this.getSize(),t=new i(this.name,e.width,this.getScene(),this._generateMipMaps);return t.hasAlpha=this.hasAlpha,t.level=this.level,t.refractionPlane=this.refractionPlane.clone(),t.renderList=this.renderList.slice(0),t.depth=this.depth,t},i.prototype.serialize=function(){if(!this.name)return null;var e=t.prototype.serialize.call(this);return e.mirrorPlane=this.refractionPlane.asArray(),e.depth=this.depth,e},i}(e.RenderTargetTexture);e.RefractionTexture=t}(s||(s={})),function(e){var t=function(t){function i(i,r,n,o,s){void 0===s&&(s=e.Texture.TRILINEAR_SAMPLINGMODE),t.call(this,null,n,!o),this.name=i,this.wrapU=e.Texture.CLAMP_ADDRESSMODE,this.wrapV=e.Texture.CLAMP_ADDRESSMODE,this._generateMipMaps=o,r.getContext?(this._canvas=r,this._texture=n.getEngine().createDynamicTexture(r.width,r.height,o,s)):(this._canvas=document.createElement("canvas"),r.width?this._texture=n.getEngine().createDynamicTexture(r.width,r.height,o,s):this._texture=n.getEngine().createDynamicTexture(r,r,o,s));var a=this.getSize();this._canvas.width=a.width,this._canvas.height=a.height,this._context=this._canvas.getContext("2d")}return c(i,t),Object.defineProperty(i.prototype,"canRescale",{get:function(){return!0},enumerable:!0,configurable:!0}),i.prototype.scale=function(e){var t=this.getSize();t.width*=e,t.height*=e,this._canvas.width=t.width,this._canvas.height=t.height,this.releaseInternalTexture(),this._texture=this.getScene().getEngine().createDynamicTexture(t.width,t.height,this._generateMipMaps,this._samplingMode)},i.prototype.getContext=function(){return this._context},i.prototype.clear=function(){var e=this.getSize();this._context.fillRect(0,0,e.width,e.height)},i.prototype.update=function(e){this.getScene().getEngine().updateDynamicTexture(this._texture,this._canvas,void 0===e||e)},i.prototype.drawText=function(e,t,i,r,n,o,s,a){void 0===a&&(a=!0);var c=this.getSize();if(o&&(this._context.fillStyle=o,this._context.fillRect(0,0,c.width,c.height)),this._context.font=r,null===t){var h=this._context.measureText(e);t=(c.width-h.width)/2}this._context.fillStyle=n,this._context.fillText(e,t,i),a&&this.update(s)},i.prototype.clone=function(){var e=this.getSize(),t=new i(this.name,e,this.getScene(),this._generateMipMaps);return t.hasAlpha=this.hasAlpha,t.level=this.level,t.wrapU=this.wrapU,t.wrapV=this.wrapV,t},i}(e.Texture);e.DynamicTexture=t}(s||(s={})),function(e){var t=function(t){function i(i,r,n,o,s,a){var c,h=this;void 0===o&&(o=!1),void 0===s&&(s=!1),void 0===a&&(a=e.Texture.TRILINEAR_SAMPLINGMODE),t.call(this,null,n,!o,s),this._autoLaunch=!0,this.name=i,r instanceof HTMLVideoElement?this.video=r:(c=r,this.video=document.createElement("video"),this.video.autoplay=!1,this.video.loop=!0),this._generateMipMaps=o,this._samplingMode=a,e.Tools.IsExponentOfTwo(this.video.videoWidth)&&e.Tools.IsExponentOfTwo(this.video.videoHeight)?(this.wrapU=e.Texture.WRAP_ADDRESSMODE,this.wrapV=e.Texture.WRAP_ADDRESSMODE):(this.wrapU=e.Texture.CLAMP_ADDRESSMODE,this.wrapV=e.Texture.CLAMP_ADDRESSMODE,this._generateMipMaps=!1),c?(this.video.addEventListener("canplaythrough",function(){h._createTexture()}),c.forEach(function(e){var t=document.createElement("source");t.src=e,h.video.appendChild(t)})):this._createTexture(),this._lastUpdate=e.Tools.Now}return c(i,t),i.prototype._createTexture=function(){this._texture=this.getScene().getEngine().createDynamicTexture(this.video.videoWidth,this.video.videoHeight,this._generateMipMaps,this._samplingMode),this._texture.isReady=!0},i.prototype.update=function(){this._autoLaunch&&(this._autoLaunch=!1,this.video.play());var t=e.Tools.Now;return!(t-this._lastUpdate<15||this.video.readyState!==this.video.HAVE_ENOUGH_DATA||(this._lastUpdate=t,this.getScene().getEngine().updateVideoTexture(this._texture,this.video,this._invertY),0))},i}(e.Texture);e.VideoTexture=t}(s||(s={})),function(e){var t=function(t){function i(e,i,r,n,o,s){t.call(this,e,r,null,n,o,s),this._animate=!0,this._time=0,this._texturePath=i,this.loadJson(i),this.refreshRate=1}return c(i,t),i.prototype.loadJson=function(t){function i(){e.Tools.Log("No config file found in "+t+" trying to use ShadersStore or DOM element");try{n.setFragment(n._texturePath)}catch(t){e.Tools.Error("No json or ShaderStore or DOM element found for CustomProceduralTexture")}}var r=this,n=this,o=t+"/config.json",s=new XMLHttpRequest;s.open("GET",o,!0),s.addEventListener("load",function(){if(200===s.status||e.Tools.ValidateXHRData(s,1))try{r._config=JSON.parse(s.response),r.updateShaderUniforms(),r.updateTextures(),r.setFragment(r._texturePath+"/custom"),r._animate=r._config.animate,r.refreshRate=r._config.refreshrate}catch(e){i()}else i()},!1),s.addEventListener("error",function(){i()},!1);try{s.send()}catch(t){e.Tools.Error("CustomProceduralTexture: Error on XHR send request.")}},i.prototype.isReady=function(){if(!t.prototype.isReady.call(this))return!1;for(var e in this._textures){if(!this._textures[e].isReady())return!1}return!0},i.prototype.render=function(e){this._animate&&(this._time+=.03*this.getScene().getAnimationRatio(),this.updateShaderUniforms()),t.prototype.render.call(this,e)},i.prototype.updateTextures=function(){for(var t=0;t<this._config.sampler2Ds.length;t++)this.setTexture(this._config.sampler2Ds[t].sample2Dname,new e.Texture(this._texturePath+"/"+this._config.sampler2Ds[t].textureRelativeUrl,this.getScene()))},i.prototype.updateShaderUniforms=function(){if(this._config)for(var t=0;t<this._config.uniforms.length;t++){var i=this._config.uniforms[t];switch(i.type){case"float":this.setFloat(i.name,i.value);break;case"color3":this.setColor3(i.name,new e.Color3(i.r,i.g,i.b));break;case"color4":this.setColor4(i.name,new e.Color4(i.r,i.g,i.b,i.a));break;case"vector2":this.setVector2(i.name,new e.Vector2(i.x,i.y));break;case"vector3":this.setVector3(i.name,new e.Vector3(i.x,i.y,i.z))}}this.setFloat("time",this._time)},Object.defineProperty(i.prototype,"animate",{get:function(){return this._animate},set:function(e){this._animate=e},enumerable:!0,configurable:!0}),i}(e.ProceduralTexture);e.CustomProceduralTexture=t}(s||(s={})),function(e){var t=function(){function t(){this._defines={},this._currentRank=32,this._maxRank=-1}return t.prototype.addFallback=function(e,t){this._defines[e]||(e<this._currentRank&&(this._currentRank=e),e>this._maxRank&&(this._maxRank=e),this._defines[e]=new Array),this._defines[e].push(t)},t.prototype.addCPUSkinningFallback=function(e,t){this._meshRank=e,this._mesh=t,e>this._maxRank&&(this._maxRank=e)},Object.defineProperty(t.prototype,"isMoreFallbacks",{get:function(){return this._currentRank<=this._maxRank},enumerable:!0,configurable:!0}),t.prototype.reduce=function(t){for(var i=this._defines[this._currentRank],r=0;r<i.length;r++)t=t.replace("#define "+i[r],"");return this._mesh&&this._currentRank===this._meshRank&&(this._mesh.computeBonesUsingShaders=!1,t=t.replace("#define NUM_BONE_INFLUENCERS "+this._mesh.numBoneInfluencers,"#define NUM_BONE_INFLUENCERS 0"),e.Tools.Log("Falling back to CPU skinning for "+this._mesh.name)),this._currentRank++,t},t}();e.EffectFallbacks=t;var i=function(){function t(e,t,i,r,n,o,s,a,c,h){var u,l,f=this;this._isReady=!1,this._compilationError="",this._valueCache={},this._engine=n,this.name=e,this.defines=o,this._uniformsNames=i.concat(r),this._samplers=r,this._attributesNames=t,this.onError=c,this.onCompiled=a,this._indexParameters=h,e.vertexElement?(u=document.getElementById(e.vertexElement))||(u=e.vertexElement):u=e.vertex||e,e.fragmentElement?(l=document.getElementById(e.fragmentElement))||(l=e.fragmentElement):l=e.fragment||e,this._loadVertexShader(u,function(e){f._processIncludes(e,function(e){f._loadFragmentShader(l,function(i){f._processIncludes(i,function(i){f._prepareEffect(e,i,t,o,s)})})})})}return t.prototype.isReady=function(){return this._isReady},t.prototype.getProgram=function(){return this._program},t.prototype.getAttributesNames=function(){return this._attributesNames},t.prototype.getAttributeLocation=function(e){return this._attributes[e]},t.prototype.getAttributeLocationByName=function(e){var t=this._attributesNames.indexOf(e);return this._attributes[t]},t.prototype.getAttributesCount=function(){return this._attributes.length},t.prototype.getUniformIndex=function(e){return this._uniformsNames.indexOf(e)},t.prototype.getUniform=function(e){return this._uniforms[this._uniformsNames.indexOf(e)]},t.prototype.getSamplers=function(){return this._samplers},t.prototype.getCompilationError=function(){return this._compilationError},t.prototype.getVertexShaderSource=function(){return this._engine.getVertexShaderSource(this._program)},t.prototype.getFragmentShaderSource=function(){return this._engine.getFragmentShaderSource(this._program)},t.prototype._loadVertexShader=function(i,r){var n;i instanceof HTMLElement?r(e.Tools.GetDOMTextContent(i)):"base64:"!==i.substr(0,7)?t.ShadersStore[i+"VertexShader"]?r(t.ShadersStore[i+"VertexShader"]):(n="."===i[0]||"/"===i[0]||i.indexOf("http")>-1?i:e.Engine.ShadersRepository+i,e.Tools.LoadFile(n+".vertex.fx",r)):r(window.atob(i.substr(7)))},t.prototype._loadFragmentShader=function(i,r){var n;i instanceof HTMLElement?r(e.Tools.GetDOMTextContent(i)):"base64:"!==i.substr(0,7)?t.ShadersStore[i+"PixelShader"]?r(t.ShadersStore[i+"PixelShader"]):t.ShadersStore[i+"FragmentShader"]?r(t.ShadersStore[i+"FragmentShader"]):(n="."===i[0]||"/"===i[0]||i.indexOf("http")>-1?i:e.Engine.ShadersRepository+i,e.Tools.LoadFile(n+".fragment.fx",r)):r(window.atob(i.substr(7)))},t.prototype._dumpShadersName=function(){this.name.vertexElement?(e.Tools.Error("Vertex shader:"+this.name.vertexElement),e.Tools.Error("Fragment shader:"+this.name.fragmentElement)):this.name.vertex?(e.Tools.Error("Vertex shader:"+this.name.vertex),e.Tools.Error("Fragment shader:"+this.name.fragment)):(e.Tools.Error("Vertex shader:"+this.name),e.Tools.Error("Fragment shader:"+this.name))},t.prototype._processIncludes=function(i,r){for(var n=this,o=/#include<(.+)>(\((.*)\))*(\[(.*)\])*/g,s=o.exec(i),a=new String(i);null!=s;){var c=s[1];if(!t.IncludesShadersStore[c]){var h=e.Engine.ShadersRepository+"ShadersInclude/"+c+".fx";return void e.Tools.LoadFile(h,function(e){t.IncludesShadersStore[c]=e,n._processIncludes(a,r)})}var u=t.IncludesShadersStore[c];if(s[2])for(var l=s[3].split(","),f=0;f<l.length;f+=2){var d=new RegExp(l[f],"g"),p=l[f+1];u=u.replace(d,p)}if(s[4]){var m=s[5];if(-1!==m.indexOf("..")){var g=m.split(".."),_=parseInt(g[0]),v=parseInt(g[1]),y=u.slice(0);u="",isNaN(v)&&(v=this._indexParameters[g[1]]);for(var b=_;b<=v;b++)u+=y.replace(/\{X\}/g,b)+"\n"}else u=u.replace(/\{X\}/g,m)}a=a.replace(s[0],u),s=o.exec(i)}r(a)},t.prototype._processPrecision=function(e){return-1===e.indexOf("precision highp float")?e=this._engine.getCaps().highPrecisionShaderSupported?"precision highp float;\n"+e:"precision mediump float;\n"+e:this._engine.getCaps().highPrecisionShaderSupported||(e=e.replace("precision highp float","precision mediump float")),e},t.prototype._prepareEffect=function(t,i,r,n,o){try{var s,a=this._engine;for(t=this._processPrecision(t),i=this._processPrecision(i),this._program=a.createShaderProgram(t,i,n),this._uniforms=a.getUniforms(this._program,this._uniformsNames),this._attributes=a.getAttributes(this._program,r),s=0;s<this._samplers.length;s++){null==this.getUniform(this._samplers[s])&&(this._samplers.splice(s,1),s--)}a.bindSamplers(this),this._compilationError="",this._isReady=!0,this.onCompiled&&this.onCompiled(this)}catch(s){this._compilationError=s.message,e.Tools.Error("Unable to compile effect: "),e.Tools.Error("Defines: "+n),e.Tools.Error("Error: "+this._compilationError),this._dumpShadersName(),o&&o.isMoreFallbacks?(e.Tools.Error("Trying next fallback."),n=o.reduce(n),this._prepareEffect(t,i,r,n,o)):this.onError&&this.onError(this,this._compilationError)}},Object.defineProperty(t.prototype,"isSupported",{get:function(){return""===this._compilationError},enumerable:!0,configurable:!0}),t.prototype._bindTexture=function(e,t){this._engine._bindTexture(this._samplers.indexOf(e),t)},t.prototype.setTexture=function(e,t){this._engine.setTexture(this._samplers.indexOf(e),this.getUniform(e),t)},t.prototype.setTextureArray=function(e,t){if(-1===this._samplers.indexOf(e+"Ex"))for(var i=this._samplers.indexOf(e),r=1;r<t.length;r++)this._samplers.splice(i+r,0,e+"Ex");this._engine.setTextureArray(this._samplers.indexOf(e),this.getUniform(e),t)},t.prototype.setTextureFromPostProcess=function(e,t){this._engine.setTextureFromPostProcess(this._samplers.indexOf(e),t)},t.prototype._cacheMatrix=function(t,i){var r=!1,n=this._valueCache[t];n&&n instanceof e.Matrix||(r=!0,n=new e.Matrix);for(var o=n.m,s=i.m,a=0;a<16;a++)o[a]!==s[a]&&(o[a]=s[a],r=!0);return this._valueCache[t]=n,r},t.prototype._cacheFloat2=function(e,t,i){var r=this._valueCache[e];if(!r)return r=[t,i],this._valueCache[e]=r,!0;var n=!1;return r[0]!==t&&(r[0]=t,n=!0),r[1]!==i&&(r[1]=i,n=!0),n},t.prototype._cacheFloat3=function(e,t,i,r){var n=this._valueCache[e];if(!n)return n=[t,i,r],this._valueCache[e]=n,!0;var o=!1;return n[0]!==t&&(n[0]=t,o=!0),n[1]!==i&&(n[1]=i,o=!0),n[2]!==r&&(n[2]=r,o=!0),o},t.prototype._cacheFloat4=function(e,t,i,r,n){var o=this._valueCache[e];if(!o)return o=[t,i,r,n],this._valueCache[e]=o,!0;var s=!1;return o[0]!==t&&(o[0]=t,s=!0),o[1]!==i&&(o[1]=i,s=!0),o[2]!==r&&(o[2]=r,s=!0),o[3]!==n&&(o[3]=n,s=!0),s},t.prototype.setIntArray=function(e,t){return this._valueCache[e]=null,this._engine.setIntArray(this.getUniform(e),t),this},t.prototype.setIntArray2=function(e,t){return this._valueCache[e]=null,this._engine.setIntArray2(this.getUniform(e),t),this},t.prototype.setIntArray3=function(e,t){return this._valueCache[e]=null,this._engine.setIntArray3(this.getUniform(e),t),this},t.prototype.setIntArray4=function(e,t){return this._valueCache[e]=null,this._engine.setIntArray4(this.getUniform(e),t),this},t.prototype.setFloatArray=function(e,t){return this._valueCache[e]=null,this._engine.setFloatArray(this.getUniform(e),t),this},t.prototype.setFloatArray2=function(e,t){return this._valueCache[e]=null,this._engine.setFloatArray2(this.getUniform(e),t),this},t.prototype.setFloatArray3=function(e,t){return this._valueCache[e]=null,this._engine.setFloatArray3(this.getUniform(e),t),this},t.prototype.setFloatArray4=function(e,t){return this._valueCache[e]=null,this._engine.setFloatArray4(this.getUniform(e),t),this},t.prototype.setArray=function(e,t){return this._valueCache[e]=null,this._engine.setArray(this.getUniform(e),t),this},t.prototype.setArray2=function(e,t){return this._valueCache[e]=null,this._engine.setArray2(this.getUniform(e),t),this},t.prototype.setArray3=function(e,t){return this._valueCache[e]=null,this._engine.setArray3(this.getUniform(e),t),this},t.prototype.setArray4=function(e,t){return this._valueCache[e]=null,this._engine.setArray4(this.getUniform(e),t),this},t.prototype.setMatrices=function(e,t){return this._valueCache[e]=null,this._engine.setMatrices(this.getUniform(e),t),this},t.prototype.setMatrix=function(e,t){return this._cacheMatrix(e,t)&&this._engine.setMatrix(this.getUniform(e),t),this},t.prototype.setMatrix3x3=function(e,t){return this._valueCache[e]=null,this._engine.setMatrix3x3(this.getUniform(e),t),this},t.prototype.setMatrix2x2=function(e,t){return this._valueCache[e]=null,this._engine.setMatrix2x2(this.getUniform(e),t),this},t.prototype.setFloat=function(e,t){var i=this._valueCache[e];return void 0!==i&&i===t?this:(this._valueCache[e]=t,this._engine.setFloat(this.getUniform(e),t),this)},t.prototype.setBool=function(e,t){var i=this._valueCache[e];return void 0!==i&&i===t?this:(this._valueCache[e]=t,this._engine.setBool(this.getUniform(e),t?1:0),this)},t.prototype.setVector2=function(e,t){return this._cacheFloat2(e,t.x,t.y)&&this._engine.setFloat2(this.getUniform(e),t.x,t.y),this},t.prototype.setFloat2=function(e,t,i){return this._cacheFloat2(e,t,i)&&this._engine.setFloat2(this.getUniform(e),t,i),this},t.prototype.setVector3=function(e,t){return this._cacheFloat3(e,t.x,t.y,t.z)&&this._engine.setFloat3(this.getUniform(e),t.x,t.y,t.z),this},t.prototype.setFloat3=function(e,t,i,r){return this._cacheFloat3(e,t,i,r)&&this._engine.setFloat3(this.getUniform(e),t,i,r),this},t.prototype.setVector4=function(e,t){return this._cacheFloat4(e,t.x,t.y,t.z,t.w)&&this._engine.setFloat4(this.getUniform(e),t.x,t.y,t.z,t.w),this},t.prototype.setFloat4=function(e,t,i,r,n){return this._cacheFloat4(e,t,i,r,n)&&this._engine.setFloat4(this.getUniform(e),t,i,r,n),this},t.prototype.setColor3=function(e,t){return this._cacheFloat3(e,t.r,t.g,t.b)&&this._engine.setColor3(this.getUniform(e),t),this},t.prototype.setColor4=function(e,t,i){return this._cacheFloat4(e,t.r,t.g,t.b,i)&&this._engine.setColor4(this.getUniform(e),t,i),this},t.ShadersStore={},t.IncludesShadersStore={},t}();e.Effect=i}(s||(s={})),function(e){var t=function(){function t(){}return t.PrepareDefinesForLights=function(t,i,r,n){void 0===n&&(n=4);for(var o=0,s=!1,a=!1,c=!1,h=!1,u=0;u<t.lights.length;u++){var l=t.lights[u];if(l.isEnabled()){if(l._excludedMeshesIds.length>0){for(var f=0;f<l._excludedMeshesIds.length;f++){var d=t.getMeshByID(l._excludedMeshesIds[f]);d&&l.excludedMeshes.push(d)}l._excludedMeshesIds=[]}if(l._includedOnlyMeshesIds.length>0){for(var p=0;p<l._includedOnlyMeshesIds.length;p++){var m=t.getMeshByID(l._includedOnlyMeshesIds[p]);m&&l.includedOnlyMeshes.push(m)}l._includedOnlyMeshesIds=[]}if(l.canAffectMesh(i)){var g;if(s=!0,void 0===r["LIGHT"+o]&&(a=!0),r["LIGHT"+o]=!0,void 0===r[g=l instanceof e.SpotLight?"SPOTLIGHT"+o:l instanceof e.HemisphericLight?"HEMILIGHT"+o:l instanceof e.PointLight?"POINTLIGHT"+o:"DIRLIGHT"+o]&&(a=!0),r[g]=!0,l.specular.equalsFloats(0,0,0)||void 0===r.SPECULARTERM||(r.SPECULARTERM=!0),t.shadowsEnabled){var _=l.getShadowGenerator();i&&i.receiveShadows&&_&&(void 0===r["SHADOW"+o]&&(a=!0),r["SHADOW"+o]=!0,r.SHADOWS=!0,(_.useVarianceShadowMap||_.useBlurVarianceShadowMap)&&(void 0===r["SHADOWVSM"+o]&&(a=!0),r["SHADOWVSM"+o]=!0),_.usePoissonSampling&&(void 0===r["SHADOWPCF"+o]&&(a=!0),r["SHADOWPCF"+o]=!0),c=!0)}if(l.lightmapMode!=e.Light.LIGHTMAP_DEFAULT&&(h=!0,void 0===r["LIGHTMAPEXCLUDED"+o]&&(a=!0),void 0===r["LIGHTMAPNOSPECULAR"+o]&&(a=!0),r["LIGHTMAPEXCLUDED"+o]=!0,l.lightmapMode==e.Light.LIGHTMAP_SHADOWSONLY&&(r["LIGHTMAPNOSPECULAR"+o]=!0)),++o===n)break}}}var v=t.getEngine().getCaps();return c&&v.textureFloat&&v.textureFloatLinearFiltering&&v.textureFloatRender&&(void 0===r.SHADOWFULLFLOAT&&(a=!0),r.SHADOWFULLFLOAT=!0),void 0===r.LIGHTMAPEXCLUDED&&(a=!0),h&&(r.LIGHTMAPEXCLUDED=!0),a&&r.rebuild(),s},t.PrepareUniformsAndSamplersList=function(e,t,i,r){void 0===r&&(r=4);for(var n=0;n<r&&i["LIGHT"+n];n++)e.push("vLightData"+n,"vLightDiffuse"+n,"vLightSpecular"+n,"vLightDirection"+n,"vLightGround"+n,"lightMatrix"+n,"shadowsInfo"+n),t.push("shadowSampler"+n)},t.HandleFallbacksForShadows=function(e,t,i){void 0===i&&(i=4);for(var r=0;r<i&&e["LIGHT"+r];r++)r>0&&t.addFallback(r,"LIGHT"+r),e["SHADOW"+r]&&t.addFallback(0,"SHADOW"+r),e["SHADOWPCF"+r]&&t.addFallback(0,"SHADOWPCF"+r),e["SHADOWVSM"+r]&&t.addFallback(0,"SHADOWVSM"+r)},t.PrepareAttributesForBones=function(t,i,r,n){r.NUM_BONE_INFLUENCERS>0&&(n.addCPUSkinningFallback(0,i),t.push(e.VertexBuffer.MatricesIndicesKind),t.push(e.VertexBuffer.MatricesWeightsKind),r.NUM_BONE_INFLUENCERS>4&&(t.push(e.VertexBuffer.MatricesIndicesExtraKind),t.push(e.VertexBuffer.MatricesWeightsExtraKind)))},t.PrepareAttributesForInstances=function(e,t){t.INSTANCES&&(e.push("world0"),e.push("world1"),e.push("world2"),e.push("world3"))},t.BindLightShadow=function(e,t,i,r,n,o){var s=e.getShadowGenerator();return i.receiveShadows&&s&&(e.needCube()?o||(o=!0,n.setFloat2("depthValues",t.activeCamera.minZ,t.activeCamera.maxZ)):n.setMatrix("lightMatrix"+r,s.getTransformMatrix()),n.setTexture("shadowSampler"+r,s.getShadowMapForRendering()),n.setFloat3("shadowsInfo"+r,s.getDarkness(),s.blurScale/s.getShadowMap().getSize().width,s.bias)),o},t.BindLightProperties=function(t,i,r){t instanceof e.PointLight?t.transferToEffect(i,"vLightData"+r):t instanceof e.DirectionalLight?t.transferToEffect(i,"vLightData"+r):t instanceof e.SpotLight?t.transferToEffect(i,"vLightData"+r,"vLightDirection"+r):t instanceof e.HemisphericLight&&t.transferToEffect(i,"vLightData"+r,"vLightGround"+r)},t.BindLights=function(i,r,n,o,s){void 0===s&&(s=4);for(var a=0,c=!1,h=0;h<i.lights.length;h++){var u=i.lights[h];if(u.isEnabled()&&u.canAffectMesh(r)&&(t.BindLightProperties(u,n,a),u.diffuse.scaleToRef(u.intensity,e.Tmp.Color3[0]),n.setColor4("vLightDiffuse"+a,e.Tmp.Color3[0],u.range),o.SPECULARTERM&&(u.specular.scaleToRef(u.intensity,e.Tmp.Color3[1]),n.setColor3("vLightSpecular"+a,e.Tmp.Color3[1])),i.shadowsEnabled&&(c=this.BindLightShadow(u,i,r,a,n,c)),++a===s))break}},t.BindFogParameters=function(t,i,r){t.fogEnabled&&i.applyFog&&t.fogMode!==e.Scene.FOGMODE_NONE&&(r.setFloat4("vFogInfos",t.fogMode,t.fogStart,t.fogEnd,t.fogDensity),r.setColor3("vFogColor",t.fogColor))},t.BindBonesParameters=function(e,t){if(e&&e.useBones&&e.computeBonesUsingShaders){var i=e.skeleton.getTransformMatrices(e);i&&t.setMatrices("mBones",i)}},t.BindLogDepth=function(e,t,i){e.LOGARITHMICDEPTH&&t.setFloat("logarithmicDepthConstant",2/(Math.log(i.activeCamera.maxZ+1)/Math.LN2))},t.BindClipPlane=function(e,t){if(t.clipPlane){var i=t.clipPlane;e.setFloat4("vClipPlane",i.normal.x,i.normal.y,i.normal.z,i.d)}},t}();e.MaterialHelper=t}(s||(s={})),function(e){var t=function(){function t(){this.isEnabled=!0,this.leftColor=e.Color3.White(),this.rightColor=e.Color3.Black(),this.bias=0,this.power=1}return t.prototype.clone=function(){var i=new t;return e.Tools.DeepCopy(this,i),i},t.prototype.serialize=function(){var e={};return e.isEnabled=this.isEnabled,e.leftColor=this.leftColor,e.rightColor=this.rightColor,e.bias=this.bias,e.power=this.power,e},t.Parse=function(i){var r=new t;return r.isEnabled=i.isEnabled,r.leftColor=e.Color3.FromArray(i.leftColor),r.rightColor=e.Color3.FromArray(i.rightColor),r.bias=i.bias,r.power=i.power||1,r},t}();e.FresnelParameters=t}(s||(s={})),function(e){var t=function(){function e(){}return e.prototype.rebuild=function(){this._keys&&delete this._keys,this._keys=Object.keys(this)},e.prototype.isEqual=function(e){if(this._keys.length!==e._keys.length)return!1;for(var t=0;t<this._keys.length;t++){var i=this._keys[t];if(this[i]!==e[i])return!1}return!0},e.prototype.cloneTo=function(e){this._keys.length!==e._keys.length&&(e._keys=this._keys.slice(0));for(var t=0;t<this._keys.length;t++){var i=this._keys[t];e[i]=this[i]}},e.prototype.reset=function(){for(var e=0;e<this._keys.length;e++){var t=this._keys[e];"number"==typeof this[t]?this[t]=0:this[t]=!1}},e.prototype.toString=function(){for(var e="",t=0;t<this._keys.length;t++){var i=this._keys[t];"number"==typeof this[i]?e+="#define "+i+" "+this[i]+"\n":this[i]&&(e+="#define "+i+"\n")}return e},e}();e.MaterialDefines=t;var i=function(){function t(i,r,n){this.checkReadyOnEveryCall=!1,this.checkReadyOnlyOnce=!1,this.state="",this.alpha=1,this.backFaceCulling=!0,this.doNotSerialize=!1,this.onDisposeObservable=new e.Observable,this.onBindObservable=new e.Observable,this.onUnBindObservable=new e.Observable,this.alphaMode=e.Engine.ALPHA_COMBINE,this.disableDepthWrite=!1,this.fogEnabled=!0,this.pointSize=1,this.zOffset=0,this._wasPreviouslyReady=!1,this._fillMode=t.TriangleFillMode,this.name=i,this.id=i,this._scene=r,r.useRightHandedSystem?this.sideOrientation=t.ClockWiseSideOrientation:this.sideOrientation=t.CounterClockWiseSideOrientation,n||r.materials.push(this)}return Object.defineProperty(t,"TriangleFillMode",{get:function(){return t._TriangleFillMode},enumerable:!0,configurable:!0}),Object.defineProperty(t,"WireFrameFillMode",{get:function(){return t._WireFrameFillMode},enumerable:!0,configurable:!0}),Object.defineProperty(t,"PointFillMode",{get:function(){return t._PointFillMode},enumerable:!0,configurable:!0}),Object.defineProperty(t,"ClockWiseSideOrientation",{get:function(){return t._ClockWiseSideOrientation},enumerable:!0,configurable:!0}),Object.defineProperty(t,"CounterClockWiseSideOrientation",{get:function(){return t._CounterClockWiseSideOrientation},enumerable:!0,configurable:!0}),Object.defineProperty(t.prototype,"onDispose",{set:function(e){this._onDisposeObserver&&this.onDisposeObservable.remove(this._onDisposeObserver),this._onDisposeObserver=this.onDisposeObservable.add(e)},enumerable:!0,configurable:!0}),Object.defineProperty(t.prototype,"onBind",{set:function(e){this._onBindObserver&&this.onBindObservable.remove(this._onBindObserver),this._onBindObserver=this.onBindObservable.add(e)},enumerable:!0,configurable:!0}),Object.defineProperty(t.prototype,"wireframe",{get:function(){return this._fillMode===t.WireFrameFillMode},set:function(e){this._fillMode=e?t.WireFrameFillMode:t.TriangleFillMode},enumerable:!0,configurable:!0}),Object.defineProperty(t.prototype,"pointsCloud",{get:function(){return this._fillMode===t.PointFillMode},set:function(e){this._fillMode=e?t.PointFillMode:t.TriangleFillMode},enumerable:!0,configurable:!0}),Object.defineProperty(t.prototype,"fillMode",{get:function(){return this._fillMode},set:function(e){this._fillMode=e},enumerable:!0,configurable:!0}),t.prototype.toString=function(e){return"Name: "+this.name},Object.defineProperty(t.prototype,"isFrozen",{get:function(){return this.checkReadyOnlyOnce},enumerable:!0,configurable:!0}),t.prototype.freeze=function(){this.checkReadyOnlyOnce=!0},t.prototype.unfreeze=function(){this.checkReadyOnlyOnce=!1},t.prototype.isReady=function(e,t){return!0},t.prototype.getEffect=function(){return this._effect},t.prototype.getScene=function(){return this._scene},t.prototype.needAlphaBlending=function(){return this.alpha<1},t.prototype.needAlphaTesting=function(){return!1},t.prototype.getAlphaTestTexture=function(){return null},t.prototype.markDirty=function(){this._wasPreviouslyReady=!1},t.prototype._preBind=function(){var e=this._scene.getEngine(),i=this.sideOrientation===t.ClockWiseSideOrientation;e.enableEffect(this._effect),e.setState(this.backFaceCulling,this.zOffset,!1,i)},t.prototype.bind=function(e,t){if(this._scene._cachedMaterial=this,this.onBindObservable.notifyObservers(t),this.disableDepthWrite){var i=this._scene.getEngine();this._cachedDepthWriteState=i.getDepthWrite(),i.setDepthWrite(!1)}},t.prototype.bindOnlyWorldMatrix=function(e){},t.prototype.unbind=function(){(this.onUnBindObservable.notifyObservers(this),this.disableDepthWrite)&&this._scene.getEngine().setDepthWrite(this._cachedDepthWriteState)},t.prototype.clone=function(e){return null},t.prototype.getBindedMeshes=function(){for(var e=new Array,t=0;t<this._scene.meshes.length;t++){var i=this._scene.meshes[t];i.material===this&&e.push(i)}return e},t.prototype.dispose=function(e,t){this.getScene().stopAnimation(this);var i=this._scene.materials.indexOf(this);for(i>=0&&this._scene.materials.splice(i,1),e&&this._effect&&(this._scene.getEngine()._releaseEffect(this._effect),this._effect=null),i=0;i<this._scene.meshes.length;i++){var r=this._scene.meshes[i];r.material===this&&(r.material=null)}this.onDisposeObservable.notifyObservers(this),this.onDisposeObservable.clear(),this.onBindObservable.clear(),this.onUnBindObservable.clear()},t.prototype.serialize=function(){return e.SerializationHelper.Serialize(this)},t.ParseMultiMaterial=function(t,i){var r=new e.MultiMaterial(t.name,i);r.id=t.id,e.Tags.AddTagsTo(r,t.tags);for(var n=0;n<t.materials.length;n++){var o=t.materials[n];o?r.subMaterials.push(i.getMaterialByID(o)):r.subMaterials.push(null)}return r},t.Parse=function(t,i,r){return t.customType?e.Tools.Instantiate(t.customType).Parse(t,i,r):e.StandardMaterial.Parse(t,i,r)},t._TriangleFillMode=0,t._WireFrameFillMode=1,t._PointFillMode=2,t._ClockWiseSideOrientation=0,t._CounterClockWiseSideOrientation=1,a([e.serialize()],t.prototype,"id",void 0),a([e.serialize()],t.prototype,"name",void 0),a([e.serialize()],t.prototype,"checkReadyOnEveryCall",void 0),a([e.serialize()],t.prototype,"checkReadyOnlyOnce",void 0),a([e.serialize()],t.prototype,"state",void 0),a([e.serialize()],t.prototype,"alpha",void 0),a([e.serialize()],t.prototype,"backFaceCulling",void 0),a([e.serialize()],t.prototype,"sideOrientation",void 0),a([e.serialize()],t.prototype,"alphaMode",void 0),a([e.serialize()],t.prototype,"disableDepthWrite",void 0),a([e.serialize()],t.prototype,"fogEnabled",void 0),a([e.serialize()],t.prototype,"pointSize",void 0),a([e.serialize()],t.prototype,"zOffset",void 0),a([e.serialize()],t.prototype,"wireframe",null),a([e.serialize()],t.prototype,"pointsCloud",null),a([e.serialize()],t.prototype,"fillMode",null),t}();e.Material=i}(s||(s={})),function(e){var t=function(e){function t(){e.call(this),this.DIFFUSE=!1,this.AMBIENT=!1,this.OPACITY=!1,this.OPACITYRGB=!1,this.REFLECTION=!1,this.EMISSIVE=!1,this.SPECULAR=!1,this.BUMP=!1,this.PARALLAX=!1,this.PARALLAXOCCLUSION=!1,this.SPECULAROVERALPHA=!1,this.CLIPPLANE=!1,this.ALPHATEST=!1,this.ALPHAFROMDIFFUSE=!1,this.POINTSIZE=!1,this.FOG=!1,this.SPECULARTERM=!1,this.DIFFUSEFRESNEL=!1,this.OPACITYFRESNEL=!1,this.REFLECTIONFRESNEL=!1,this.REFRACTIONFRESNEL=!1,this.EMISSIVEFRESNEL=!1,this.FRESNEL=!1,this.NORMAL=!1,this.UV1=!1,this.UV2=!1,this.VERTEXCOLOR=!1,this.VERTEXALPHA=!1,this.NUM_BONE_INFLUENCERS=0,this.BonesPerMesh=0,this.INSTANCES=!1,this.GLOSSINESS=!1,this.ROUGHNESS=!1,this.EMISSIVEASILLUMINATION=!1,this.LINKEMISSIVEWITHDIFFUSE=!1,this.REFLECTIONFRESNELFROMSPECULAR=!1,this.LIGHTMAP=!1,this.USELIGHTMAPASSHADOWMAP=!1,this.REFLECTIONMAP_3D=!1,this.REFLECTIONMAP_SPHERICAL=!1,this.REFLECTIONMAP_PLANAR=!1,this.REFLECTIONMAP_CUBIC=!1,this.REFLECTIONMAP_PROJECTION=!1,this.REFLECTIONMAP_SKYBOX=!1,this.REFLECTIONMAP_EXPLICIT=!1,this.REFLECTIONMAP_EQUIRECTANGULAR=!1,this.REFLECTIONMAP_EQUIRECTANGULAR_FIXED=!1,this.INVERTCUBICMAP=!1,this.LOGARITHMICDEPTH=!1,this.REFRACTION=!1,this.REFRACTIONMAP_3D=!1,this.REFLECTIONOVERALPHA=!1,this.INVERTNORMALMAPX=!1,this.INVERTNORMALMAPY=!1,this.SHADOWFULLFLOAT=!1,this.CAMERACOLORGRADING=!1,this.CAMERACOLORCURVES=!1,this.rebuild()}return c(t,e),t}(e.MaterialDefines),i=function(i){function r(r,n){var o=this;i.call(this,r,n),this.ambientColor=new e.Color3(0,0,0),this.diffuseColor=new e.Color3(1,1,1),this.specularColor=new e.Color3(1,1,1),this.emissiveColor=new e.Color3(0,0,0),this.specularPower=64,this.useAlphaFromDiffuseTexture=!1,this.useEmissiveAsIllumination=!1,this.linkEmissiveWithDiffuse=!1,this.useReflectionFresnelFromSpecular=!1,this.useSpecularOverAlpha=!1,this.useReflectionOverAlpha=!1,this.disableLighting=!1,this.useParallax=!1,this.useParallaxOcclusion=!1,this.parallaxScaleBias=.05,this.roughness=0,this.indexOfRefraction=.98,this.invertRefractionY=!0,this.useLightmapAsShadowmap=!1,this.useGlossinessFromSpecularMapAlpha=!1,this.maxSimultaneousLights=4,this.invertNormalMapX=!1,this.invertNormalMapY=!1,this.cameraColorGradingTexture=null,this.cameraColorCurves=null,this._renderTargets=new e.SmartArray(16),this._worldViewProjectionMatrix=e.Matrix.Zero(),this._globalAmbientColor=new e.Color3(0,0,0),this._defines=new t,this._cachedDefines=new t,this._cachedDefines.BonesPerMesh=-1,this.getRenderTargetTextures=function(){return o._renderTargets.reset(),o.reflectionTexture&&o.reflectionTexture.isRenderTarget&&o._renderTargets.push(o.reflectionTexture),o.refractionTexture&&o.refractionTexture.isRenderTarget&&o._renderTargets.push(o.refractionTexture),o._renderTargets}}return c(r,i),Object.defineProperty(r.prototype,"useLogarithmicDepth",{get:function(){return this._useLogarithmicDepth},set:function(e){this._useLogarithmicDepth=e&&this.getScene().getEngine().getCaps().fragmentDepthSupported},enumerable:!0,configurable:!0}),r.prototype.needAlphaBlending=function(){return this.alpha<1||null!=this.opacityTexture||this._shouldUseAlphaFromDiffuseTexture()||this.opacityFresnelParameters&&this.opacityFresnelParameters.isEnabled},r.prototype.needAlphaTesting=function(){return null!=this.diffuseTexture&&this.diffuseTexture.hasAlpha},r.prototype._shouldUseAlphaFromDiffuseTexture=function(){return null!=this.diffuseTexture&&this.diffuseTexture.hasAlpha&&this.useAlphaFromDiffuseTexture},r.prototype.getAlphaTestTexture=function(){return this.diffuseTexture},r.prototype._checkCache=function(e,t,i){return!t||this._defines.INSTANCES===i&&!(!t._materialDefines||!t._materialDefines.isEqual(this._defines))},r.prototype.isReady=function(i,n){if(this.isFrozen&&this._wasPreviouslyReady)return!0;var o=this.getScene(),s=o.getEngine(),a=!1,c=!1;if(this._defines.reset(),o.lightsEnabled&&!this.disableLighting&&(c=e.MaterialHelper.PrepareDefinesForLights(o,i,this._defines,this.maxSimultaneousLights)),!this.checkReadyOnEveryCall&&this._renderId===o.getRenderId()&&this._checkCache(o,i,n))return!0;if(o.texturesEnabled){if(this.diffuseTexture&&r.DiffuseTextureEnabled){if(!this.diffuseTexture.isReady())return!1;a=!0,this._defines.DIFFUSE=!0}if(this.ambientTexture&&r.AmbientTextureEnabled){if(!this.ambientTexture.isReady())return!1;a=!0,this._defines.AMBIENT=!0}if(this.opacityTexture&&r.OpacityTextureEnabled){if(!this.opacityTexture.isReady())return!1;a=!0,this._defines.OPACITY=!0,this.opacityTexture.getAlphaFromRGB&&(this._defines.OPACITYRGB=!0)}if(this.reflectionTexture&&r.ReflectionTextureEnabled){if(!this.reflectionTexture.isReady())return!1;switch(c=!0,this._defines.REFLECTION=!0,this.roughness>0&&(this._defines.ROUGHNESS=!0),this.useReflectionOverAlpha&&(this._defines.REFLECTIONOVERALPHA=!0),this.reflectionTexture.coordinatesMode===e.Texture.INVCUBIC_MODE&&(this._defines.INVERTCUBICMAP=!0),this._defines.REFLECTIONMAP_3D=this.reflectionTexture.isCube,this.reflectionTexture.coordinatesMode){case e.Texture.CUBIC_MODE:case e.Texture.INVCUBIC_MODE:this._defines.REFLECTIONMAP_CUBIC=!0;break;case e.Texture.EXPLICIT_MODE:this._defines.REFLECTIONMAP_EXPLICIT=!0;break;case e.Texture.PLANAR_MODE:this._defines.REFLECTIONMAP_PLANAR=!0;break;case e.Texture.PROJECTION_MODE:this._defines.REFLECTIONMAP_PROJECTION=!0;break;case e.Texture.SKYBOX_MODE:this._defines.REFLECTIONMAP_SKYBOX=!0;break;case e.Texture.SPHERICAL_MODE:this._defines.REFLECTIONMAP_SPHERICAL=!0;break;case e.Texture.EQUIRECTANGULAR_MODE:this._defines.REFLECTIONMAP_EQUIRECTANGULAR=!0;break;case e.Texture.FIXED_EQUIRECTANGULAR_MODE:this._defines.REFLECTIONMAP_EQUIRECTANGULAR_FIXED=!0}}if(this.emissiveTexture&&r.EmissiveTextureEnabled){if(!this.emissiveTexture.isReady())return!1;a=!0,this._defines.EMISSIVE=!0}if(this.lightmapTexture&&r.LightmapTextureEnabled){if(!this.lightmapTexture.isReady())return!1;a=!0,this._defines.LIGHTMAP=!0,this._defines.USELIGHTMAPASSHADOWMAP=this.useLightmapAsShadowmap}if(this.specularTexture&&r.SpecularTextureEnabled){if(!this.specularTexture.isReady())return!1;a=!0,this._defines.SPECULAR=!0,this._defines.GLOSSINESS=this.useGlossinessFromSpecularMapAlpha}if(o.getEngine().getCaps().standardDerivatives&&this.bumpTexture&&r.BumpTextureEnabled){if(!this.bumpTexture.isReady())return!1;a=!0,this._defines.BUMP=!0,this.useParallax&&(this._defines.PARALLAX=!0,this.useParallaxOcclusion&&(this._defines.PARALLAXOCCLUSION=!0)),this.invertNormalMapX&&(this._defines.INVERTNORMALMAPX=!0),this.invertNormalMapY&&(this._defines.INVERTNORMALMAPY=!0)}if(this.refractionTexture&&r.RefractionTextureEnabled){if(!this.refractionTexture.isReady())return!1;a=!0,this._defines.REFRACTION=!0,this._defines.REFRACTIONMAP_3D=this.refractionTexture.isCube}if(this.cameraColorGradingTexture&&r.ColorGradingTextureEnabled){if(!this.cameraColorGradingTexture.isReady())return!1;this._defines.CAMERACOLORGRADING=!0}}if(o.clipPlane&&(this._defines.CLIPPLANE=!0),s.getAlphaTesting()&&(this._defines.ALPHATEST=!0),this._shouldUseAlphaFromDiffuseTexture()&&(this._defines.ALPHAFROMDIFFUSE=!0),this.useEmissiveAsIllumination&&(this._defines.EMISSIVEASILLUMINATION=!0),this.linkEmissiveWithDiffuse&&(this._defines.LINKEMISSIVEWITHDIFFUSE=!0),this.useLogarithmicDepth&&(this._defines.LOGARITHMICDEPTH=!0),this.cameraColorCurves&&(this._defines.CAMERACOLORCURVES=!0),(this.pointsCloud||o.forcePointsCloud)&&(this._defines.POINTSIZE=!0),o.fogEnabled&&i&&i.applyFog&&o.fogMode!==e.Scene.FOGMODE_NONE&&this.fogEnabled&&(this._defines.FOG=!0),r.FresnelEnabled&&(this.diffuseFresnelParameters&&this.diffuseFresnelParameters.isEnabled||this.opacityFresnelParameters&&this.opacityFresnelParameters.isEnabled||this.emissiveFresnelParameters&&this.emissiveFresnelParameters.isEnabled||this.refractionFresnelParameters&&this.refractionFresnelParameters.isEnabled||this.reflectionFresnelParameters&&this.reflectionFresnelParameters.isEnabled)&&(this.diffuseFresnelParameters&&this.diffuseFresnelParameters.isEnabled&&(this._defines.DIFFUSEFRESNEL=!0),this.opacityFresnelParameters&&this.opacityFresnelParameters.isEnabled&&(this._defines.OPACITYFRESNEL=!0),this.reflectionFresnelParameters&&this.reflectionFresnelParameters.isEnabled&&(this._defines.REFLECTIONFRESNEL=!0,this.useReflectionFresnelFromSpecular&&(this._defines.REFLECTIONFRESNELFROMSPECULAR=!0)),this.refractionFresnelParameters&&this.refractionFresnelParameters.isEnabled&&(this._defines.REFRACTIONFRESNEL=!0),this.emissiveFresnelParameters&&this.emissiveFresnelParameters.isEnabled&&(this._defines.EMISSIVEFRESNEL=!0),c=!0,this._defines.FRESNEL=!0),this._defines.SPECULARTERM&&this.useSpecularOverAlpha&&(this._defines.SPECULAROVERALPHA=!0),i&&(c&&i.isVerticesDataPresent(e.VertexBuffer.NormalKind)&&(this._defines.NORMAL=!0),a&&(i.isVerticesDataPresent(e.VertexBuffer.UVKind)&&(this._defines.UV1=!0),i.isVerticesDataPresent(e.VertexBuffer.UV2Kind)&&(this._defines.UV2=!0)),i.useVertexColors&&i.isVerticesDataPresent(e.VertexBuffer.ColorKind)&&(this._defines.VERTEXCOLOR=!0,i.hasVertexAlpha&&(this._defines.VERTEXALPHA=!0)),i.useBones&&i.computeBonesUsingShaders&&(this._defines.NUM_BONE_INFLUENCERS=i.numBoneInfluencers,this._defines.BonesPerMesh=i.skeleton.bones.length+1),n&&(this._defines.INSTANCES=!0)),!this._defines.isEqual(this._cachedDefines)){this._defines.cloneTo(this._cachedDefines),o.resetCachedMaterial();var h=new e.EffectFallbacks;this._defines.REFLECTION&&h.addFallback(0,"REFLECTION"),this._defines.SPECULAR&&h.addFallback(0,"SPECULAR"),this._defines.BUMP&&h.addFallback(0,"BUMP"),this._defines.PARALLAX&&h.addFallback(1,"PARALLAX"),this._defines.PARALLAXOCCLUSION&&h.addFallback(0,"PARALLAXOCCLUSION"),this._defines.SPECULAROVERALPHA&&h.addFallback(0,"SPECULAROVERALPHA"),this._defines.FOG&&h.addFallback(1,"FOG"),this._defines.POINTSIZE&&h.addFallback(0,"POINTSIZE"),this._defines.LOGARITHMICDEPTH&&h.addFallback(0,"LOGARITHMICDEPTH"),e.MaterialHelper.HandleFallbacksForShadows(this._defines,h,this.maxSimultaneousLights),this._defines.SPECULARTERM&&h.addFallback(0,"SPECULARTERM"),this._defines.DIFFUSEFRESNEL&&h.addFallback(1,"DIFFUSEFRESNEL"),this._defines.OPACITYFRESNEL&&h.addFallback(2,"OPACITYFRESNEL"),this._defines.REFLECTIONFRESNEL&&h.addFallback(3,"REFLECTIONFRESNEL"),this._defines.EMISSIVEFRESNEL&&h.addFallback(4,"EMISSIVEFRESNEL"),this._defines.FRESNEL&&h.addFallback(4,"FRESNEL");var u=[e.VertexBuffer.PositionKind];this._defines.NORMAL&&u.push(e.VertexBuffer.NormalKind),this._defines.UV1&&u.push(e.VertexBuffer.UVKind),this._defines.UV2&&u.push(e.VertexBuffer.UV2Kind),this._defines.VERTEXCOLOR&&u.push(e.VertexBuffer.ColorKind),e.MaterialHelper.PrepareAttributesForBones(u,i,this._defines,h),e.MaterialHelper.PrepareAttributesForInstances(u,this._defines);var l=this._defines.toString(),f=["world","view","viewProjection","vEyePosition","vLightsType","vAmbientColor","vDiffuseColor","vSpecularColor","vEmissiveColor","vFogInfos","vFogColor","pointSize","vDiffuseInfos","vAmbientInfos","vOpacityInfos","vReflectionInfos","vEmissiveInfos","vSpecularInfos","vBumpInfos","vLightmapInfos","vRefractionInfos","mBones","vClipPlane","diffuseMatrix","ambientMatrix","opacityMatrix","reflectionMatrix","emissiveMatrix","specularMatrix","bumpMatrix","lightmapMatrix","refractionMatrix","depthValues","diffuseLeftColor","diffuseRightColor","opacityParts","reflectionLeftColor","reflectionRightColor","emissiveLeftColor","emissiveRightColor","refractionLeftColor","refractionRightColor","logarithmicDepthConstant"],d=["diffuseSampler","ambientSampler","opacitySampler","reflectionCubeSampler","reflection2DSampler","emissiveSampler","specularSampler","bumpSampler","lightmapSampler","refractionCubeSampler","refraction2DSampler"];this._defines.CAMERACOLORCURVES&&e.ColorCurves.PrepareUniforms(f),this._defines.CAMERACOLORGRADING&&e.ColorGradingTexture.PrepareUniformsAndSamplers(f,d),e.MaterialHelper.PrepareUniformsAndSamplersList(f,d,this._defines,this.maxSimultaneousLights),this._effect=o.getEngine().createEffect("default",u,f,d,l,h,this.onCompiled,this.onError,{maxSimultaneousLights:this.maxSimultaneousLights-1})}return!!this._effect.isReady()&&(this._renderId=o.getRenderId(),this._wasPreviouslyReady=!0,i&&(i._materialDefines||(i._materialDefines=new t),this._defines.cloneTo(i._materialDefines)),!0)},r.prototype.unbind=function(){this.reflectionTexture&&this.reflectionTexture.isRenderTarget&&this._effect.setTexture("reflection2DSampler",null),this.refractionTexture&&this.refractionTexture.isRenderTarget&&this._effect.setTexture("refraction2DSampler",null),i.prototype.unbind.call(this)},r.prototype.bindOnlyWorldMatrix=function(e){this._effect.setMatrix("world",e)},r.prototype.bind=function(t,n){var o=this.getScene();if(this.bindOnlyWorldMatrix(t),e.MaterialHelper.BindBonesParameters(n,this._effect),o.getCachedMaterial()!==this){if(this._effect.setMatrix("viewProjection",o.getTransformMatrix()),r.FresnelEnabled&&(this.diffuseFresnelParameters&&this.diffuseFresnelParameters.isEnabled&&(this._effect.setColor4("diffuseLeftColor",this.diffuseFresnelParameters.leftColor,this.diffuseFresnelParameters.power),this._effect.setColor4("diffuseRightColor",this.diffuseFresnelParameters.rightColor,this.diffuseFresnelParameters.bias)),this.opacityFresnelParameters&&this.opacityFresnelParameters.isEnabled&&this._effect.setColor4("opacityParts",new e.Color3(this.opacityFresnelParameters.leftColor.toLuminance(),this.opacityFresnelParameters.rightColor.toLuminance(),this.opacityFresnelParameters.bias),this.opacityFresnelParameters.power),this.reflectionFresnelParameters&&this.reflectionFresnelParameters.isEnabled&&(this._effect.setColor4("reflectionLeftColor",this.reflectionFresnelParameters.leftColor,this.reflectionFresnelParameters.power),this._effect.setColor4("reflectionRightColor",this.reflectionFresnelParameters.rightColor,this.reflectionFresnelParameters.bias)),this.refractionFresnelParameters&&this.refractionFresnelParameters.isEnabled&&(this._effect.setColor4("refractionLeftColor",this.refractionFresnelParameters.leftColor,this.refractionFresnelParameters.power),this._effect.setColor4("refractionRightColor",this.refractionFresnelParameters.rightColor,this.refractionFresnelParameters.bias)),this.emissiveFresnelParameters&&this.emissiveFresnelParameters.isEnabled&&(this._effect.setColor4("emissiveLeftColor",this.emissiveFresnelParameters.leftColor,this.emissiveFresnelParameters.power),this._effect.setColor4("emissiveRightColor",this.emissiveFresnelParameters.rightColor,this.emissiveFresnelParameters.bias))),o.texturesEnabled){if(this.diffuseTexture&&r.DiffuseTextureEnabled&&(this._effect.setTexture("diffuseSampler",this.diffuseTexture),this._effect.setFloat2("vDiffuseInfos",this.diffuseTexture.coordinatesIndex,this.diffuseTexture.level),this._effect.setMatrix("diffuseMatrix",this.diffuseTexture.getTextureMatrix())),this.ambientTexture&&r.AmbientTextureEnabled&&(this._effect.setTexture("ambientSampler",this.ambientTexture),this._effect.setFloat2("vAmbientInfos",this.ambientTexture.coordinatesIndex,this.ambientTexture.level),this._effect.setMatrix("ambientMatrix",this.ambientTexture.getTextureMatrix())),this.opacityTexture&&r.OpacityTextureEnabled&&(this._effect.setTexture("opacitySampler",this.opacityTexture),this._effect.setFloat2("vOpacityInfos",this.opacityTexture.coordinatesIndex,this.opacityTexture.level),this._effect.setMatrix("opacityMatrix",this.opacityTexture.getTextureMatrix())),this.reflectionTexture&&r.ReflectionTextureEnabled&&(this.reflectionTexture.isCube?this._effect.setTexture("reflectionCubeSampler",this.reflectionTexture):this._effect.setTexture("reflection2DSampler",this.reflectionTexture),this._effect.setMatrix("reflectionMatrix",this.reflectionTexture.getReflectionTextureMatrix()),this._effect.setFloat2("vReflectionInfos",this.reflectionTexture.level,this.roughness)),this.emissiveTexture&&r.EmissiveTextureEnabled&&(this._effect.setTexture("emissiveSampler",this.emissiveTexture),this._effect.setFloat2("vEmissiveInfos",this.emissiveTexture.coordinatesIndex,this.emissiveTexture.level),this._effect.setMatrix("emissiveMatrix",this.emissiveTexture.getTextureMatrix())),this.lightmapTexture&&r.LightmapTextureEnabled&&(this._effect.setTexture("lightmapSampler",this.lightmapTexture),this._effect.setFloat2("vLightmapInfos",this.lightmapTexture.coordinatesIndex,this.lightmapTexture.level),this._effect.setMatrix("lightmapMatrix",this.lightmapTexture.getTextureMatrix())),this.specularTexture&&r.SpecularTextureEnabled&&(this._effect.setTexture("specularSampler",this.specularTexture),this._effect.setFloat2("vSpecularInfos",this.specularTexture.coordinatesIndex,this.specularTexture.level),this._effect.setMatrix("specularMatrix",this.specularTexture.getTextureMatrix())),this.bumpTexture&&o.getEngine().getCaps().standardDerivatives&&r.BumpTextureEnabled&&(this._effect.setTexture("bumpSampler",this.bumpTexture),this._effect.setFloat3("vBumpInfos",this.bumpTexture.coordinatesIndex,1/this.bumpTexture.level,this.parallaxScaleBias),this._effect.setMatrix("bumpMatrix",this.bumpTexture.getTextureMatrix())),this.refractionTexture&&r.RefractionTextureEnabled){var s=1;this.refractionTexture.isCube?this._effect.setTexture("refractionCubeSampler",this.refractionTexture):(this._effect.setTexture("refraction2DSampler",this.refractionTexture),this._effect.setMatrix("refractionMatrix",this.refractionTexture.getReflectionTextureMatrix()),this.refractionTexture.depth&&(s=this.refractionTexture.depth)),this._effect.setFloat4("vRefractionInfos",this.refractionTexture.level,this.indexOfRefraction,s,this.invertRefractionY?-1:1)}this.cameraColorGradingTexture&&r.ColorGradingTextureEnabled&&e.ColorGradingTexture.Bind(this.cameraColorGradingTexture,this._effect)}e.MaterialHelper.BindClipPlane(this._effect,o),this.pointsCloud&&this._effect.setFloat("pointSize",this.pointSize),o.ambientColor.multiplyToRef(this.ambientColor,this._globalAmbientColor),this._effect.setVector3("vEyePosition",o._mirroredCameraPosition?o._mirroredCameraPosition:o.activeCamera.position),this._effect.setColor3("vAmbientColor",this._globalAmbientColor),this._defines.SPECULARTERM&&this._effect.setColor4("vSpecularColor",this.specularColor,this.specularPower),this._effect.setColor3("vEmissiveColor",this.emissiveColor)}o.getCachedMaterial()===this&&this.isFrozen||(this._effect.setColor4("vDiffuseColor",this.diffuseColor,this.alpha*n.visibility),o.lightsEnabled&&!this.disableLighting&&e.MaterialHelper.BindLights(o,n,this._effect,this._defines,this.maxSimultaneousLights),(o.fogEnabled&&n.applyFog&&o.fogMode!==e.Scene.FOGMODE_NONE||this.reflectionTexture||this.refractionTexture)&&this._effect.setMatrix("view",o.getViewMatrix()),e.MaterialHelper.BindFogParameters(o,n,this._effect),e.MaterialHelper.BindLogDepth(this._defines,this._effect,o),this.cameraColorCurves&&e.ColorCurves.Bind(this.cameraColorCurves,this._effect)),i.prototype.bind.call(this,t,n)},r.prototype.getAnimatables=function(){var e=[];return this.diffuseTexture&&this.diffuseTexture.animations&&this.diffuseTexture.animations.length>0&&e.push(this.diffuseTexture),this.ambientTexture&&this.ambientTexture.animations&&this.ambientTexture.animations.length>0&&e.push(this.ambientTexture),this.opacityTexture&&this.opacityTexture.animations&&this.opacityTexture.animations.length>0&&e.push(this.opacityTexture),this.reflectionTexture&&this.reflectionTexture.animations&&this.reflectionTexture.animations.length>0&&e.push(this.reflectionTexture),this.emissiveTexture&&this.emissiveTexture.animations&&this.emissiveTexture.animations.length>0&&e.push(this.emissiveTexture),this.specularTexture&&this.specularTexture.animations&&this.specularTexture.animations.length>0&&e.push(this.specularTexture),this.bumpTexture&&this.bumpTexture.animations&&this.bumpTexture.animations.length>0&&e.push(this.bumpTexture),this.lightmapTexture&&this.lightmapTexture.animations&&this.lightmapTexture.animations.length>0&&e.push(this.lightmapTexture),this.refractionTexture&&this.refractionTexture.animations&&this.refractionTexture.animations.length>0&&e.push(this.refractionTexture),this.cameraColorGradingTexture&&this.cameraColorGradingTexture.animations&&this.cameraColorGradingTexture.animations.length>0&&e.push(this.cameraColorGradingTexture),e},r.prototype.dispose=function(e,t){t&&(this.diffuseTexture&&this.diffuseTexture.dispose(),this.ambientTexture&&this.ambientTexture.dispose(),this.opacityTexture&&this.opacityTexture.dispose(),this.reflectionTexture&&this.reflectionTexture.dispose(),this.emissiveTexture&&this.emissiveTexture.dispose(),this.specularTexture&&this.specularTexture.dispose(),this.bumpTexture&&this.bumpTexture.dispose(),this.lightmapTexture&&this.lightmapTexture.dispose(),this.refractionTexture&&this.refractionTexture.dispose(),this.cameraColorGradingTexture&&this.cameraColorGradingTexture.dispose()),i.prototype.dispose.call(this,e,t)},r.prototype.clone=function(t){var i=this;return e.SerializationHelper.Clone(function(){return new r(t,i.getScene())},this)},r.prototype.serialize=function(){return e.SerializationHelper.Serialize(this)},r.Parse=function(t,i,n){return e.SerializationHelper.Parse(function(){return new r(t.name,i)},t,i,n)},r.DiffuseTextureEnabled=!0,r.AmbientTextureEnabled=!0,r.OpacityTextureEnabled=!0,r.ReflectionTextureEnabled=!0,r.EmissiveTextureEnabled=!0,r.SpecularTextureEnabled=!0,r.BumpTextureEnabled=!0,r.FresnelEnabled=!0,r.LightmapTextureEnabled=!0,r.RefractionTextureEnabled=!0,r.ColorGradingTextureEnabled=!0,a([e.serializeAsTexture()],r.prototype,"diffuseTexture",void 0),a([e.serializeAsTexture()],r.prototype,"ambientTexture",void 0),a([e.serializeAsTexture()],r.prototype,"opacityTexture",void 0),a([e.serializeAsTexture()],r.prototype,"reflectionTexture",void 0),a([e.serializeAsTexture()],r.prototype,"emissiveTexture",void 0),a([e.serializeAsTexture()],r.prototype,"specularTexture",void 0),a([e.serializeAsTexture()],r.prototype,"bumpTexture",void 0),a([e.serializeAsTexture()],r.prototype,"lightmapTexture",void 0),a([e.serializeAsTexture()],r.prototype,"refractionTexture",void 0),a([e.serializeAsColor3("ambient")],r.prototype,"ambientColor",void 0),a([e.serializeAsColor3("diffuse")],r.prototype,"diffuseColor",void 0),a([e.serializeAsColor3("specular")],r.prototype,"specularColor",void 0),a([e.serializeAsColor3("emissive")],r.prototype,"emissiveColor",void 0),a([e.serialize()],r.prototype,"specularPower",void 0),a([e.serialize()],r.prototype,"useAlphaFromDiffuseTexture",void 0),a([e.serialize()],r.prototype,"useEmissiveAsIllumination",void 0),a([e.serialize()],r.prototype,"linkEmissiveWithDiffuse",void 0),a([e.serialize()],r.prototype,"useReflectionFresnelFromSpecular",void 0),a([e.serialize()],r.prototype,"useSpecularOverAlpha",void 0),a([e.serialize()],r.prototype,"useReflectionOverAlpha",void 0),a([e.serialize()],r.prototype,"disableLighting",void 0),a([e.serialize()],r.prototype,"useParallax",void 0),a([e.serialize()],r.prototype,"useParallaxOcclusion",void 0),a([e.serialize()],r.prototype,"parallaxScaleBias",void 0),a([e.serialize()],r.prototype,"roughness",void 0),a([e.serialize()],r.prototype,"indexOfRefraction",void 0),a([e.serialize()],r.prototype,"invertRefractionY",void 0),a([e.serialize()],r.prototype,"useLightmapAsShadowmap",void 0),a([e.serializeAsFresnelParameters()],r.prototype,"diffuseFresnelParameters",void 0),a([e.serializeAsFresnelParameters()],r.prototype,"opacityFresnelParameters",void 0),a([e.serializeAsFresnelParameters()],r.prototype,"reflectionFresnelParameters",void 0),a([e.serializeAsFresnelParameters()],r.prototype,"refractionFresnelParameters",void 0),a([e.serializeAsFresnelParameters()],r.prototype,"emissiveFresnelParameters",void 0),a([e.serialize()],r.prototype,"useGlossinessFromSpecularMapAlpha",void 0),a([e.serialize()],r.prototype,"maxSimultaneousLights",void 0),a([e.serialize()],r.prototype,"invertNormalMapX",void 0),a([e.serialize()],r.prototype,"invertNormalMapY",void 0),a([e.serializeAsTexture()],r.prototype,"cameraColorGradingTexture",void 0),a([e.serializeAsColorCurves()],r.prototype,"cameraColorCurves",void 0),a([e.serialize()],r.prototype,"useLogarithmicDepth",null),r}(e.Material);e.StandardMaterial=i}(s||(s={})),function(e){var t=function(t){function i(e,i){t.call(this,e,i,!0),this.subMaterials=new Array,i.multiMaterials.push(this)}return c(i,t),i.prototype.getSubMaterial=function(e){return e<0||e>=this.subMaterials.length?this.getScene().defaultMaterial:this.subMaterials[e]},i.prototype.isReady=function(e){for(var t=0;t<this.subMaterials.length;t++){if(this.subMaterials[t]&&!this.subMaterials[t].isReady(e))return!1}return!0},i.prototype.clone=function(e,t){for(var r=new i(e,this.getScene()),n=0;n<this.subMaterials.length;n++){var o;o=t?this.subMaterials[n].clone(e+"-"+this.subMaterials[n].name):this.subMaterials[n],r.subMaterials.push(o)}return r},i.prototype.serialize=function(){var t={};t.name=this.name,t.id=this.id,t.tags=e.Tags.GetTags(this),t.materials=[];for(var i=0;i<this.subMaterials.length;i++){var r=this.subMaterials[i];r?t.materials.push(r.id):t.materials.push(null)}return t},i}(e.Material);e.MultiMaterial=t}(s||(s={})),function(e){var t=function(){function t(){}return Object.defineProperty(t,"NO_LOGGING",{get:function(){return 0},enumerable:!0,configurable:!0}),Object.defineProperty(t,"MINIMAL_LOGGING",{get:function(){return 1},enumerable:!0,configurable:!0}),Object.defineProperty(t,"SUMMARY_LOGGING",{get:function(){return 2},enumerable:!0,configurable:!0}),Object.defineProperty(t,"DETAILED_LOGGING",{get:function(){return 3},enumerable:!0,configurable:!0}),Object.defineProperty(t,"ForceFullSceneLoadingForIncremental",{get:function(){return t._ForceFullSceneLoadingForIncremental},set:function(e){t._ForceFullSceneLoadingForIncremental=e},enumerable:!0,configurable:!0}),Object.defineProperty(t,"ShowLoadingScreen",{get:function(){return t._ShowLoadingScreen},set:function(e){t._ShowLoadingScreen=e},enumerable:!0,configurable:!0}),Object.defineProperty(t,"loggingLevel",{get:function(){return t._loggingLevel},set:function(e){t._loggingLevel=e},enumerable:!0,configurable:!0}),t._getDefaultPlugin=function(){return t._registeredPlugins[".babylon"]},t._getPluginForExtension=function(e){var i=t._registeredPlugins[e];return i||t._getDefaultPlugin()},t._getPluginForFilename=function(e){e.name&&(e=e.name);var i=e.lastIndexOf("."),r=e.indexOf("?");-1===r&&(r=e.length);var n=e.substring(i,r).toLowerCase();return t._getPluginForExtension(n)},t._getDirectLoad=function(e){return e.substr&&"data:"===e.substr(0,5)?e.substr(5):null},t.GetPluginForExtension=function(e){return t._getPluginForExtension(e).plugin},t.RegisterPlugin=function(e){if("string"==typeof e.extensions){var i=e.extensions;t._registeredPlugins[i.toLowerCase()]={plugin:e,isBinary:!1}}else{var r=e.extensions;Object.keys(r).forEach(function(i){t._registeredPlugins[i.toLowerCase()]={plugin:e,isBinary:r[i].isBinary}})}},t.ImportMesh=function(i,r,n,o,s,a,c){if(n.substr&&"/"===n.substr(0,1))e.Tools.Error("Wrong sceneFilename parameter");else if(n.substr&&"/"===n.substr(0,1))e.Tools.Error("Wrong sceneFilename parameter");else{var h=t._getDirectLoad(n),u={};o._addPendingData(u);var l=function(l){o.database=f;var d=h?t._getDefaultPlugin():t._getPluginForFilename(n),p=d.plugin,m=d.isBinary,g=function(e){var t=[],a=[],h=[];try{if(p.importMesh){if(!p.importMesh(i,o,e,r,t,a,h))return c&&c(o,"Unable to import meshes from "+r+n),void o._removePendingData(u);s&&(o.importedMeshesFiles.push(r+n),s(t,a,h),o._removePendingData(u))}else{p.importMeshAsync(i,o,e,r,function(e,t,i){s&&(o.importedMeshesFiles.push(r+n),s(e,t,i),o._removePendingData(u))},function(){c&&c(o,"Unable to import meshes from "+r+n),o._removePendingData(u)})}}catch(e){c&&c(o,"Unable to import meshes from "+r+n,e),o._removePendingData(u)}};return h?void g(h):void e.Tools.LoadFile(r+n,function(e){g(e)},a,f,m)};if(o.getEngine().enableOfflineSupport&&!h)var f=new e.Database(r+n,l);else l()}},t.Load=function(i,r,n,o,s,a){t.Append(i,r,new e.Scene(n),o,s,a)},t.Append=function(i,r,n,o,s,a){if(!r.substr||"/"!==r.substr(0,1)){var c,h=t._getDirectLoad(r),u=h?t._getDefaultPlugin():t._getPluginForFilename(r),l=u.plugin,f=u.isBinary,d={};n._addPendingData(d),t.ShowLoadingScreen&&n.getEngine().displayLoadingUI();var p=function(e){if(n.database=c,l.load){if(!l.load(n,e,i))return a&&a(n),n._removePendingData(d),void n.getEngine().hideLoadingUI();o&&o(n),n._removePendingData(d)}else{l.loadAsync(n,e,i,function(){o&&o(n),n._removePendingData(d)},function(){a&&a(n),n._removePendingData(d),n.getEngine().hideLoadingUI()})}t.ShowLoadingScreen&&n.executeWhenReady(function(){n.getEngine().hideLoadingUI()})},m=function(t){e.Tools.LoadFile(i+r,p,s,c,f)};return h?void p(h):void(-1===i.indexOf("file:")?n.getEngine().enableOfflineSupport?c=new e.Database(i+r,m):m():e.Tools.ReadFile(r,p,s,f))}e.Tools.Error("Wrong sceneFilename parameter")},t._ForceFullSceneLoadingForIncremental=!1,t._ShowLoadingScreen=!0,t._loggingLevel=t.NO_LOGGING,t._registeredPlugins={},t}();e.SceneLoader=t}(s||(s={})),function(e){var t,i,r;e.Internals||(e.Internals={}),t=function(t,i,r,n){for(var o=0,s=i.materials.length;o<s;o++){var a=i.materials[o];if(a.id===t)return e.Material.Parse(a,r,n)}return null},i=function(e,t,i){for(var r in t=t instanceof Array?t:[t])if(e.name===t[r])return i.push(e.id),!0;return!(!e.parentId||-1===i.indexOf(e.parentId)||(i.push(e.id),0))},r=function(e,t){return e+" of "+(t?t.file+" from "+t.name+" version: "+t.version+", exporter version: "+t.exporter_version:"unknown")},e.SceneLoader.RegisterPlugin({extensions:".babylon",importMesh:function(n,o,s,a,c,h,u){var l="importMesh has failed JSON parse";try{var f=JSON.parse(s);l="";var d,p,m,g=e.SceneLoader.loggingLevel===e.SceneLoader.DETAILED_LOGGING,_=[],v=[],y=[];for(d=0,p=f.meshes.length;d<p;d++){var b=f.meshes[d];if(!n||i(b,n,y)){if(n instanceof Array&&delete n[n.indexOf(b.name)],b.geometryId&&f.geometries){var x=!1;["boxes","spheres","cylinders","toruses","grounds","planes","torusKnots","vertexData"].forEach(function(t){!x&&f.geometries[t]&&f.geometries[t]instanceof Array&&f.geometries[t].forEach(function(i){if(i.id===b.geometryId){switch(t){case"boxes":e.Geometry.Primitives.Box.Parse(i,o);break;case"spheres":e.Geometry.Primitives.Sphere.Parse(i,o);break;case"cylinders":e.Geometry.Primitives.Cylinder.Parse(i,o);break;case"toruses":e.Geometry.Primitives.Torus.Parse(i,o);break;case"grounds":e.Geometry.Primitives.Ground.Parse(i,o);break;case"planes":e.Geometry.Primitives.Plane.Parse(i,o);break;case"torusKnots":e.Geometry.Primitives.TorusKnot.Parse(i,o);break;case"vertexData":e.Geometry.Parse(i,o,a)}x=!0}})}),x||e.Tools.Warn("Geometry not found for mesh "+b.id)}if(b.materialId){var w=-1!==v.indexOf(b.materialId);if(!w&&f.multiMaterials)for(var S=0,T=f.multiMaterials.length;S<T;S++){var A=f.multiMaterials[S];if(A.id===b.materialId){for(var M=0,E=A.materials.length;M<E;M++){var P,C=A.materials[M];v.push(C),l+="\n\tMaterial "+(P=t(C,f,o,a)).toString(g)}v.push(A.id);var R=e.Material.ParseMultiMaterial(A,o);w=!0,l+="\n\tMulti-Material "+R.toString(g);break}}w||(v.push(b.materialId),(P=t(b.materialId,f,o,a))?l+="\n\tMaterial "+P.toString(g):e.Tools.Warn("Material not found for mesh "+b.id))}if(b.skeletonId>-1&&o.skeletons&&!(_.indexOf(b.skeletonId)>-1))for(var I=0,D=f.skeletons.length;I<D;I++){var O=f.skeletons[I];if(O.id===b.skeletonId){var L=e.Skeleton.Parse(O,o);u.push(L),_.push(O.id),l+="\n\tSkeleton "+L.toString(g)}}var F=e.Mesh.Parse(b,o,a);c.push(F),l+="\n\tMesh "+F.toString(g)}}for(d=0,p=o.meshes.length;d<p;d++)(m=o.meshes[d])._waitingParentId&&(m.parent=o.getLastEntryByID(m._waitingParentId),m._waitingParentId=void 0);for(d=0,p=o.meshes.length;d<p;d++)(m=o.meshes[d])._waitingFreezeWorldMatrix?(m.freezeWorldMatrix(),m._waitingFreezeWorldMatrix=void 0):m.computeWorldMatrix(!0);if(f.particleSystems)for(d=0,p=f.particleSystems.length;d<p;d++){var B=f.particleSystems[d];-1!==y.indexOf(B.emitterId)&&h.push(e.ParticleSystem.Parse(B,o,a))}return!0}catch(t){throw e.Tools.Log(r("importMesh",f?f.producer:"Unknown")+l),l=null,t}finally{null!==l&&e.SceneLoader.loggingLevel!==e.SceneLoader.NO_LOGGING&&e.Tools.Log(r("importMesh",f?f.producer:"Unknown")+(e.SceneLoader.loggingLevel!==e.SceneLoader.MINIMAL_LOGGING?l:""))}},load:function(t,i,n){var o="importScene has failed JSON parse";try{var s=JSON.parse(i);o="";var a,c,h=e.SceneLoader.loggingLevel===e.SceneLoader.DETAILED_LOGGING;if(t.useDelayedTextureLoading=s.useDelayedTextureLoading&&!e.SceneLoader.ForceFullSceneLoadingForIncremental,t.autoClear=s.autoClear,t.clearColor=e.Color4.FromArray(s.clearColor),t.ambientColor=e.Color3.FromArray(s.ambientColor),s.gravity&&(t.gravity=e.Vector3.FromArray(s.gravity)),s.fogMode&&0!==s.fogMode)switch(t.fogMode=s.fogMode,t.fogColor=e.Color3.FromArray(s.fogColor),t.fogStart=s.fogStart,t.fogEnd=s.fogEnd,t.fogDensity=s.fogDensity,o+="\tFog mode for scene:  ",t.fogMode){case 1:o+="exp\n";break;case 2:o+="exp2\n";break;case 3:o+="linear\n"}if(s.physicsEnabled){var u;"cannon"===s.physicsEngine?u=new e.CannonJSPlugin:"oimo"===s.physicsEngine&&(u=new e.OimoJSPlugin),o="\tPhysics engine "+(s.physicsEngine?s.physicsEngine:"oimo")+" enabled\n";var l=s.physicsGravity?e.Vector3.FromArray(s.physicsGravity):null;t.enablePhysics(l,u)}for(void 0!==s.metadata&&(t.metadata=s.metadata),null!=s.collisionsEnabled&&(t.collisionsEnabled=s.collisionsEnabled),t.workerCollisions=!!s.workerCollisions,a=0,c=s.lights.length;a<c;a++){var f=s.lights[a],d=e.Light.Parse(f,t);o+=0===a?"\n\tLights:":"",o+="\n\t\t"+d.toString(h)}if(s.animations)for(a=0,c=s.animations.length;a<c;a++){var p=s.animations[a],m=e.Animation.Parse(p);t.animations.push(m),o+=0===a?"\n\tAnimations:":"",o+="\n\t\t"+m.toString(h)}if(s.autoAnimate&&t.beginAnimation(t,s.autoAnimateFrom,s.autoAnimateTo,s.autoAnimateLoop,s.autoAnimateSpeed||1),s.materials)for(a=0,c=s.materials.length;a<c;a++){var g=s.materials[a],_=e.Material.Parse(g,t,n);o+=0===a?"\n\tMaterials:":"",o+="\n\t\t"+_.toString(h)}if(s.multiMaterials)for(a=0,c=s.multiMaterials.length;a<c;a++){var v=s.multiMaterials[a],y=e.Material.ParseMultiMaterial(v,t);o+=0===a?"\n\tMultiMaterials:":"",o+="\n\t\t"+y.toString(h)}if(s.skeletons)for(a=0,c=s.skeletons.length;a<c;a++){var b=s.skeletons[a],x=e.Skeleton.Parse(b,t);o+=0===a?"\n\tSkeletons:":"",o+="\n\t\t"+x.toString(h)}var w=s.geometries;if(w){var S=w.boxes;if(S)for(a=0,c=S.length;a<c;a++){var T=S[a];e.Geometry.Primitives.Box.Parse(T,t)}var A=w.spheres;if(A)for(a=0,c=A.length;a<c;a++){var M=A[a];e.Geometry.Primitives.Sphere.Parse(M,t)}var E=w.cylinders;if(E)for(a=0,c=E.length;a<c;a++){var P=E[a];e.Geometry.Primitives.Cylinder.Parse(P,t)}var C=w.toruses;if(C)for(a=0,c=C.length;a<c;a++){var R=C[a];e.Geometry.Primitives.Torus.Parse(R,t)}var I=w.grounds;if(I)for(a=0,c=I.length;a<c;a++){var D=I[a];e.Geometry.Primitives.Ground.Parse(D,t)}var O=w.planes;if(O)for(a=0,c=O.length;a<c;a++){var L=O[a];e.Geometry.Primitives.Plane.Parse(L,t)}var F=w.torusKnots;if(F)for(a=0,c=F.length;a<c;a++){var B=F[a];e.Geometry.Primitives.TorusKnot.Parse(B,t)}var k=w.vertexData;if(k)for(a=0,c=k.length;a<c;a++){var V=k[a];e.Geometry.Parse(V,t,n)}}for(a=0,c=s.meshes.length;a<c;a++){var N=s.meshes[a],z=e.Mesh.Parse(N,t,n);o+=0===a?"\n\tMeshes:":"",o+="\n\t\t"+z.toString(h)}for(a=0,c=s.cameras.length;a<c;a++){var U=s.cameras[a],G=e.Camera.Parse(U,t);o+=0===a?"\n\tCameras:":"",o+="\n\t\t"+G.toString(h)}for(s.activeCameraID&&t.setActiveCameraByID(s.activeCameraID),a=0,c=t.cameras.length;a<c;a++)(G=t.cameras[a])._waitingParentId&&(G.parent=t.getLastEntryByID(G._waitingParentId),G._waitingParentId=void 0);for(a=0,c=t.lights.length;a<c;a++)(d=t.lights[a])._waitingParentId&&(d.parent=t.getLastEntryByID(d._waitingParentId),d._waitingParentId=void 0);var W,j=[];if(e.AudioEngine&&s.sounds)for(a=0,c=s.sounds.length;a<c;a++){var H=s.sounds[a];e.Engine.audioEngine.canUseWebAudio?(H.url||(H.url=H.name),j[H.url]?e.Sound.Parse(H,t,n,j[H.url]):(W=e.Sound.Parse(H,t,n),j[H.url]=W)):new e.Sound(H.name,null,t)}for(j=[],a=0,c=t.meshes.length;a<c;a++)(z=t.meshes[a])._waitingParentId&&(z.parent=t.getLastEntryByID(z._waitingParentId),z._waitingParentId=void 0),z._waitingActions&&(e.ActionManager.Parse(z._waitingActions,z,t),z._waitingActions=void 0);for(a=0,c=t.meshes.length;a<c;a++){var X=t.meshes[a];X._waitingFreezeWorldMatrix?(X.freezeWorldMatrix(),X._waitingFreezeWorldMatrix=void 0):X.computeWorldMatrix(!0)}if(s.particleSystems)for(a=0,c=s.particleSystems.length;a<c;a++){var Y=s.particleSystems[a];e.ParticleSystem.Parse(Y,t,n)}if(s.lensFlareSystems)for(a=0,c=s.lensFlareSystems.length;a<c;a++){var K=s.lensFlareSystems[a];e.LensFlareSystem.Parse(K,t,n)}if(s.shadowGenerators)for(a=0,c=s.shadowGenerators.length;a<c;a++){var q=s.shadowGenerators[a];e.ShadowGenerator.Parse(q,t)}return s.actions&&e.ActionManager.Parse(s.actions,null,t),!0}catch(t){throw e.Tools.Log(r("importScene",s?s.producer:"Unknown")+o),o=null,t}finally{null!==o&&e.SceneLoader.loggingLevel!==e.SceneLoader.NO_LOGGING&&e.Tools.Log(r("importScene",s?s.producer:"Unknown")+(e.SceneLoader.loggingLevel!==e.SceneLoader.MINIMAL_LOGGING?o:""))}}})}(s||(s={})),function(e){var t=function(){function t(t,i,r,n,o,s,a){if(void 0===s&&(s=.01),void 0===a&&(a=e.Texture.TRILINEAR_SAMPLINGMODE),this.name=t,this.sprites=new Array,this.renderingGroupId=0,this.layerMask=268435455,this.fogEnabled=!0,this.isPickable=!1,this.onDisposeObservable=new e.Observable,this._vertexBuffers={},this._capacity=r,this._spriteTexture=new e.Texture(i,o,!0,!1,a),this._spriteTexture.wrapU=e.Texture.CLAMP_ADDRESSMODE,this._spriteTexture.wrapV=e.Texture.CLAMP_ADDRESSMODE,n.width&&n.height)this.cellWidth=n.width,this.cellHeight=n.height;else{if(void 0===n)return;this.cellWidth=n,this.cellHeight=n}this._epsilon=s,this._scene=o,this._scene.spriteManagers.push(this);for(var c=[],h=0,u=0;u<r;u++)c.push(h),c.push(h+1),c.push(h+2),c.push(h),c.push(h+2),c.push(h+3),h+=4;this._indexBuffer=o.getEngine().createIndexBuffer(c),this._vertexData=new Float32Array(16*r*4),this._buffer=new e.Buffer(o.getEngine(),this._vertexData,!0,16);var l=this._buffer.createVertexBuffer(e.VertexBuffer.PositionKind,0,4),f=this._buffer.createVertexBuffer("options",4,4),d=this._buffer.createVertexBuffer("cellInfo",8,4),p=this._buffer.createVertexBuffer(e.VertexBuffer.ColorKind,12,4);this._vertexBuffers[e.VertexBuffer.PositionKind]=l,this._vertexBuffers.options=f,this._vertexBuffers.cellInfo=d,this._vertexBuffers[e.VertexBuffer.ColorKind]=p,this._effectBase=this._scene.getEngine().createEffect("sprites",[e.VertexBuffer.PositionKind,"options","cellInfo",e.VertexBuffer.ColorKind],["view","projection","textureInfos","alphaTest"],["diffuseSampler"],""),this._effectFog=this._scene.getEngine().createEffect("sprites",[e.VertexBuffer.PositionKind,"options","cellInfo",e.VertexBuffer.ColorKind],["view","projection","textureInfos","alphaTest","vFogInfos","vFogColor"],["diffuseSampler"],"#define FOG")}return Object.defineProperty(t.prototype,"onDispose",{set:function(e){this._onDisposeObserver&&this.onDisposeObservable.remove(this._onDisposeObserver),this._onDisposeObserver=this.onDisposeObservable.add(e)},enumerable:!0,configurable:!0}),Object.defineProperty(t.prototype,"texture",{get:function(){return this._spriteTexture},set:function(e){this._spriteTexture=e},enumerable:!0,configurable:!0}),t.prototype._appendSpriteVertex=function(e,t,i,r,n){var o=16*e;0===i?i=this._epsilon:1===i&&(i=1-this._epsilon),0===r?r=this._epsilon:1===r&&(r=1-this._epsilon),this._vertexData[o]=t.position.x,this._vertexData[o+1]=t.position.y,this._vertexData[o+2]=t.position.z,this._vertexData[o+3]=t.angle,this._vertexData[o+4]=t.width,this._vertexData[o+5]=t.height,this._vertexData[o+6]=i,this._vertexData[o+7]=r,this._vertexData[o+8]=t.invertU?1:0,this._vertexData[o+9]=t.invertV?1:0;var s=t.cellIndex/n>>0;this._vertexData[o+10]=t.cellIndex-s*n,this._vertexData[o+11]=s,this._vertexData[o+12]=t.color.r,this._vertexData[o+13]=t.color.g,this._vertexData[o+14]=t.color.b,this._vertexData[o+15]=t.color.a},t.prototype.intersects=function(t,i,r,n){for(var o,s=Math.min(this._capacity,this.sprites.length),a=e.Vector3.Zero(),c=e.Vector3.Zero(),h=Number.MAX_VALUE,u=e.Vector3.Zero(),l=i.getViewMatrix(),f=0;f<s;f++){var d=this.sprites[f];if(d){if(r){if(!r(d))continue}else if(!d.isPickable)continue;if(e.Vector3.TransformCoordinatesToRef(d.position,l,u),a.copyFromFloats(u.x-d.width/2,u.y-d.height/2,u.z),c.copyFromFloats(u.x+d.width/2,u.y+d.height/2,u.z),t.intersectsBoxMinMax(a,c)){var p=e.Vector3.Distance(u,t.origin);if(h>p&&(h=p,o=d,n))break}}}if(o){var m=new e.PickingInfo;return m.hit=!0,m.pickedSprite=o,m.distance=h,m}return null},t.prototype.render=function(){if(this._effectBase.isReady()&&this._effectFog.isReady()&&this._spriteTexture&&thi