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float[][] result; | |
float t, c; | |
float ease(float p) { | |
return 3*p*p - 2*p*p*p; | |
} | |
float ease(float p, float g) { | |
if (p < 0.5) | |
return 0.5 * pow(2*p, g); | |
else | |
return 1 - 0.5 * pow(2*(1 - p), g); | |
} | |
float mn = .5*sqrt(3); | |
void setup() { | |
setup_(); | |
result = new float[width*height][3]; | |
} | |
final float sqrtTwoPi = 2.50662827463f; | |
float normal(int i, int range, float devs) { | |
float x = 0.5f + float(i) - float(range) / 2.0f; | |
float sigma = float(range) / (devs * 2.0f); | |
return exp(-(x * x) / (2 * sigma * sigma)) / (sigma * sqrtTwoPi); | |
} | |
void draw() { | |
if(!recording){ | |
t = mouseX*1.0/width; | |
c = mouseY*1.0/height; | |
if(mousePressed) | |
println(c); | |
draw_(); | |
} | |
else { | |
for (int i=0; i<width*height; i++) | |
for (int a=0; a<3; a++) | |
result[i][a] = 0; | |
c = 0; | |
for (int sa=0; sa<samplesPerFrame; sa++) { | |
t = map(frameCount-1 + sa*shutterAngle/samplesPerFrame, 0, numFrames, 0, 1); | |
draw_(); | |
loadPixels(); | |
float scale = normal(sa, samplesPerFrame, 2.5f); | |
for (int i=0; i<pixels.length; i++) { | |
result[i][0] += scale * float(pixels[i] >> 16 & 0xff); | |
result[i][1] += scale * float(pixels[i] >> 8 & 0xff); | |
result[i][2] += scale * float(pixels[i] & 0xff); | |
} | |
} | |
loadPixels(); | |
for (int i=0; i<pixels.length; i++) | |
pixels[i] = 0xff << 24 | | |
int(result[i][0]) << 16 | | |
int(result[i][1]) << 8 | | |
int(result[i][2]); | |
updatePixels(); | |
saveFrame("f###.png"); | |
if (frameCount==numFrames) | |
exit(); | |
} | |
} | |
////////////////////////////////////////////////////////////////////////////// | |
int samplesPerFrame = 64; | |
int numFrames = 240; | |
float shutterAngle = 12.0; | |
boolean recording = true; | |
void setup_() { | |
size(800,600,P3D); | |
rectMode(CENTER); | |
stroke(250); | |
strokeWeight(3.5); | |
smooth(8); | |
ortho(); | |
noFill(); | |
} | |
void ver(float xx, float yy, float zz){ | |
tt = ease(constrain(1.4*((3*t)%1)-map(yy,-l/2,l/2,0,.4),0,1),2.5); | |
vertex(xx*cos(HALF_PI*tt) + zz*sin(HALF_PI*tt), yy, zz*cos(HALF_PI*tt) - xx*sin(HALF_PI*tt)); | |
} | |
float x, y, z, tt; | |
float l = 195; | |
float ww = 1; | |
float xrot = atan(sqrt(.5)); | |
void draw_() { | |
background(#B55EB2); | |
pushMatrix(); | |
translate(width/2, height/2); | |
rotateX(xrot); | |
rotateY(QUARTER_PI); | |
if(3*t<=1) | |
rotateX(HALF_PI); | |
else if(3*t <= 2) | |
rotateZ(HALF_PI); | |
for(int i=0; i<4; i++){ | |
for(int j=0; j<4; j++){ | |
x = map(i,0,3,-l/2,l/2); | |
y = map(j,0,3,-l/2,l/2); | |
beginShape(); | |
for(int a=0; a<100; a++){ | |
z = map(a,0,99,-l/2-ww,l/2+ww); | |
ver(x,y,z); | |
} | |
endShape(); | |
} | |
} | |
for(int i=0; i<4; i++){ | |
for(int j=0; j<4; j++){ | |
x = map(i,0,3,-l/2,l/2); | |
z = map(j,0,3,-l/2,l/2); | |
beginShape(); | |
for(int a=0; a<100; a++){ | |
y = map(a,0,99,-l/2-ww,l/2+ww); | |
ver(x,y,z); | |
} | |
endShape(); | |
} | |
} | |
for(int i=0; i<4; i++){ | |
for(int j=0; j<4; j++){ | |
y = map(i,0,3,-l/2,l/2); | |
z = map(j,0,3,-l/2,l/2); | |
beginShape(); | |
for(int a=0; a<100; a++){ | |
x = map(a,0,99,-l/2-ww,l/2+ww); | |
ver(x,y,z); | |
} | |
endShape(); | |
} | |
} | |
popMatrix(); | |
} |
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