iznax/MiniPedeGame.html

## Readme.md

      
    Raw
  

              Readme.md
            
          
    Mini-Pede Package

Repackage javascript that can be run directly from github
Play Game

  
## MiniPedeGame.html
<!DOCTYPE html>
<!--
Created using JS Bin
http://jsbin.com

Copyright (c) 2018 by anonymous (http://jsbin.com/elupif/25/edit)

Released under the MIT license: http://jsbin.mit-license.org
-->
<meta name="robots" content="noindex">
<html>
<head>
<meta charset=utf-8 />
<title>JS Bin</title>
<style>body{ font-family: monospace; font-size: 20px; text-align: center; }</style>
</head>
<body>
  <b>Mini-Pede</b>
  <br><br>
  <div id="out"></div>
  <br><a href="https://gist.github.com">Source</a>
<script id="jsbin-javascript">
var W=16,R=W-1,M=W/2;
var H=12,B=H-1;
var x=M,y=B;    // Player position x,y
var g=[];       // Grid of mushrooms
var w=[];       // List of worms
var b=-1;       // Bullet position array index
var o=1;        // Number of mushroom columns to drop
var t=0;

// Clear mushrooms with left side blocked.
for (var i=W*H+1; i--;) g[i]=i%W?0:2;

var F=[];F[H-1]=+1;F[H-3]=-1; // mark bounds for centipede bottom box

for (var i=W*H; i--;)
{
  var j=(i/W)&63; F[i]=(j==H-1)?W:(j==H-3)?-W:0;
}

var notes = "*";

function Input(k)
{
   // Ignore key if player is dead.
   //k *= !p;
   // Move left/right?
   x -= k==37 & x>1;
   x += k==39 & x<R;
   // Move up/down?
   y -= k==38 & y>(B-2);
   y += k==40 & y<B;
   // Fire bullet?
   if (k==32 & b<0) b=x+y*W-W;
}

var drop = [2,1,2,2,1,3,1,2]
var Z = parseInt(101101011101001110110,2);

var Update=function(k,m,n)
{
  if (!w[0])
  {
    // Drop a column of mushrooms
    m = new Date&7;
    var i = 0;
    for (k=0; k<7; k++)
    {
      i += (Z>>(m+k)*2)&3;
      //i += drop[(m+k)&7]
      n = W+(i&1)*W;
      //var i = (0x34862CA9>>(k+m))&15;
      var pp=255;
      for (;pp>>=1;n+=W)
        {
          //notes += "n="+n+" ";
          g[n+i]|=pp&2;
        }
    }
    //for(;k>>=1;n+=W) g[n]|=2*(k&1);
    // Launch centipede after all mushrooms spawned
    //if (!--o)
      for (k=6;k--;)
        w[k]=[k+1,1,W]; // position, left/right, up/down
  }

  // Check if bullet hits centipede?
  for (k in w) //=0; k<w.length; ++k)
  {
    m = w[k];
    if (b==m[0]) // bullet position == worm position?
    {
      g[b] = 2;
      b=-1;
      w.splice(k,1);
      //o=6*!w[0];//.length;
    }
    // Kill player upon touching centipede.
    y=m[0]==x+y*W?H:y;
  }

  // Check if bullet hit a mushroom?
  // Decrement or clear mushroom?
  // Move down or (-1) if bullet hit.
    g[b]?g[b]+=b=-1:b-=W;
  // Risk: always subtracting could wrap around for dead bullets?

  if (++t % 3 < 1)
  for (k in w) //=0; k<w.length; ++k)
  {
    m = w[k];

    //m[0] = worm position
    //m[1] = direction
    //m[2] = up/down

    // if (InBounds)MoveLeftRight; else MoveUpDown;
    g[n=m[0]+m[1]]
     ?
      (n=m[2],n=F[m[0]]==n?-n:n,w[k]=[m[0]+n,-m[1],n])
     :
      m[0]=n
  }
  //notes += "<br>";
}

function Draw()
{
  var view = "";
  var d=[];
  for (var k in w)//=0; k<w.length; ++k)
  {
    var m=w[k];
    d[ m[0] ] = 3; // Worm
  }
  for (var j=0; j<H; j++)
  {
    for (var i=0; i<W; i++)
    {
      var n = i+j*W;
      var c = g[n];                // Bullet?
      if (b==i+j*W) c=g[n]?6:5; // Explosion?
      c = i==x&j==y?4:c;           // Player?
      if (d[n]) c=d[n];
      c=y>B?3:c;                   // Game Over?
      view += ".tTQ^|@"[c];
    }
    view += "<br>";
  }
  document.getElementById('out').innerHTML = view+"<br>"+notes;
}

document.onkeydown = function()
{
    Input(event.keyCode);
    Draw();
}

function Main()
{
  Draw();
  Update(0,0,0);
  setTimeout(Main, 100);
}

Main();

</script>
</body>
</html>
	<!DOCTYPE html>
	<!--
	Created using JS Bin
	http://jsbin.com

	Copyright (c) 2018 by anonymous (http://jsbin.com/elupif/25/edit)

	Released under the MIT license: http://jsbin.mit-license.org
	-->
	<meta name="robots" content="noindex">
	<html>
	<head>
	<meta charset=utf-8 />
	<title>JS Bin</title>
	<style>body{ font-family: monospace; font-size: 20px; text-align: center; }</style>
	</head>
	<body>
	<b>Mini-Pede</b>
	<br><br>
	<div id="out"></div>
	<br><a href="https://gist.github.com">Source</a>
	<script id="jsbin-javascript">
	var W=16,R=W-1,M=W/2;
	var H=12,B=H-1;
	var x=M,y=B; // Player position x,y
	var g=[]; // Grid of mushrooms
	var w=[]; // List of worms
	var b=-1; // Bullet position array index
	var o=1; // Number of mushroom columns to drop
	var t=0;

	// Clear mushrooms with left side blocked.
	for (var i=W*H+1; i--;) g[i]=i%W?0:2;

	var F=[];F[H-1]=+1;F[H-3]=-1; // mark bounds for centipede bottom box

	for (var i=W*H; i--;)
	{
	var j=(i/W)&63; F[i]=(j==H-1)?W:(j==H-3)?-W:0;
	}

	var notes = "*";

	function Input(k)
	{
	// Ignore key if player is dead.
	//k *= !p;
	// Move left/right?
	x -= k==37 & x>1;
	x += k==39 & x<R;
	// Move up/down?
	y -= k==38 & y>(B-2);
	y += k==40 & y<B;
	// Fire bullet?
	if (k==32 & b<0) b=x+y*W-W;
	}

	var drop = [2,1,2,2,1,3,1,2]
	var Z = parseInt(101101011101001110110,2);

	var Update=function(k,m,n)
	{
	if (!w[0])
	{
	// Drop a column of mushrooms
	m = new Date&7;
	var i = 0;
	for (k=0; k<7; k++)
	{
	i += (Z>>(m+k)*2)&3;
	//i += drop[(m+k)&7]
	n = W+(i&1)*W;
	//var i = (0x34862CA9>>(k+m))&15;
	var pp=255;
	for (;pp>>=1;n+=W)
	{
	//notes += "n="+n+" ";
	g[n+i]\|=pp&2;
	}
	}
	//for(;k>>=1;n+=W) g[n]\|=2*(k&1);
	// Launch centipede after all mushrooms spawned
	//if (!--o)
	for (k=6;k--;)
	w[k]=[k+1,1,W]; // position, left/right, up/down
	}

	// Check if bullet hits centipede?
	for (k in w) //=0; k<w.length; ++k)
	{
	m = w[k];
	if (b==m[0]) // bullet position == worm position?
	{
	g[b] = 2;
	b=-1;
	w.splice(k,1);
	//o=6*!w[0];//.length;
	}
	// Kill player upon touching centipede.
	y=m[0]==x+y*W?H:y;
	}

	// Check if bullet hit a mushroom?
	// Decrement or clear mushroom?
	// Move down or (-1) if bullet hit.
	g[b]?g[b]+=b=-1:b-=W;
	// Risk: always subtracting could wrap around for dead bullets?

	if (++t % 3 < 1)
	for (k in w) //=0; k<w.length; ++k)
	{
	m = w[k];

	//m[0] = worm position
	//m[1] = direction
	//m[2] = up/down

	// if (InBounds)MoveLeftRight; else MoveUpDown;
	g[n=m[0]+m[1]]
	?
	(n=m[2],n=F[m[0]]==n?-n:n,w[k]=[m[0]+n,-m[1],n])
	:
	m[0]=n
	}
	//notes += "<br>";
	}

	function Draw()
	{
	var view = "";
	var d=[];
	for (var k in w)//=0; k<w.length; ++k)
	{
	var m=w[k];
	d[ m[0] ] = 3; // Worm
	}
	for (var j=0; j<H; j++)
	{
	for (var i=0; i<W; i++)
	{
	var n = i+j*W;
	var c = g[n]; // Bullet?
	if (b==i+j*W) c=g[n]?6:5; // Explosion?
	c = i==x&j==y?4:c; // Player?
	if (d[n]) c=d[n];
	c=y>B?3:c; // Game Over?
	view += ".tTQ^\|@"[c];
	}
	view += "<br>";
	}
	document.getElementById('out').innerHTML = view+"<br>"+notes;
	}

	document.onkeydown = function()
	{
	Input(event.keyCode);
	Draw();
	}

	function Main()
	{
	Draw();
	Update(0,0,0);
	setTimeout(Main, 100);
	}

	Main();

	</script>
	</body>
	</html>