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Created September 3, 2014 07:31
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flying colours — http://tmblr.co/ZOLwww1PtWsW-
// 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);
smooth(8);
noFill();
colorMode(HSB);
}
float r = 85;
float aa;
float x, y, tt;
float th1, th2;
float sp = 2;
int N = 120, n = 18;
float th;
void draw_() {
background(29, 40, 30);
pushMatrix();
translate(width/2, height/2-20, 60);
rotateX(-.5);
for (int a=0; a<n; a++) {
aa = a+2*t;
pushMatrix();
rotateY(aa*TWO_PI/n);
translate(0, 0, -1.15*r);
rotateY(-HALF_PI*.75);
tt = t + aa/float(n);
th1 = TWO_PI*tt;
th2 = TWO_PI*tt + PI;
beginShape();
for (int i=0; i<N; i++) {
stroke((aa/float(n)*256+.5) % 255, 240, 255);
th = lerp(th1, th2, i/float(N));
strokeWeight(map(pow(i, 2), 0, pow(N, 2), 0, 10));
vertex(r*cos(th), -r*sin(th), 0);
}
endShape();
popMatrix();
}
popMatrix();
}
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