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@naikrovek
Forked from anonymous/gist:42dce7fc0be89680c969
Last active January 25, 2016 19:07
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// yikes not the prettiest code. by dw @ bees & bombs
int[][] result;
float t;
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 int[width*height][3];
}
void draw() {
if (!recording) {
t = mouseX*1.0/width;
draw_();
} else {
for (int i=0; i<width*height; i++)
for (int a=0; a<3; a++)
result[i][a] = 0;
for (int sa=0; sa<samplesPerFrame; sa++) {
t = map(frameCount-1 + sa*shutterAngle/samplesPerFrame, 0, numFrames, 0, 1);
draw_();
loadPixels();
for (int i=0; i<pixels.length; i++) {
result[i][0] += pixels[i] >> 16 & 0xff;
result[i][1] += pixels[i] >> 8 & 0xff;
result[i][2] += pixels[i] & 0xff;
}
}
loadPixels();
for (int i=0; i<pixels.length; i++)
pixels[i] = 0xff << 24 |
int(result[i][0]*1.0/samplesPerFrame) << 16 |
int(result[i][1]*1.0/samplesPerFrame) << 8 |
int(result[i][2]*1.0/samplesPerFrame);
updatePixels();
saveFrame("f###.gif");
if (frameCount==numFrames)
exit();
}
}
//////////////////////////////////////////////////////////////////////////////
int samplesPerFrame = 8;
int numFrames = 120;
float shutterAngle = .8;
boolean recording = false;
void setup_() {
size(500, 500, P3D);
rectMode(CENTER);
smooth(8);
fill(128);
stroke(0, 128, 255);
noStroke();
}
float x1, y1, x2, y2, tt;
int N = 100;
float l = 5;
float dd;
float h = 60;
int v = 4;
float z(float x, float y) {
dd = .0001*(x*x+y*y);
return h*sin(TWO_PI*t - dd)*exp(-.125*dd);
}
void draw_() {
background(250);
pushMatrix();
translate(250, 200);
rotateX(0.66);
beginShape(TRIANGLES);
for (int i=-N; i<=N; i++) {
for (int j=-N; j<=N; j++) {
fill(28);
if ((j+N+2)/4 % 2 == 0)
fill(250);
x1 = i*l;
x2 = (i+1)*l;
y1 = (j+2*v*t)*l;
y2 = (j+1+2*v*t)*l;
vertex(x1, y1, z(x1, y1));
vertex(x1, y2, z(x1, y2));
vertex(x2, y2, z(x2, y2));
vertex(x1, y1, z(x1, y1));
vertex(x2, y1, z(x2, y1));
vertex(x2, y2, z(x2, y2));
}
}
endShape();
popMatrix();
}
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