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crystal
int[][] 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), ia = atan(sqrt(.5));
void push() {
pushMatrix();
pushStyle();
}
void pop(){
popStyle();
popMatrix();
}
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();
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("t###.gif");
if (frameCount==numFrames)
exit();
}
}
//////////////////////////////////////////////////////////////////////////////
int samplesPerFrame = 4;
int numFrames = 250;
float shutterAngle = .6;
boolean recording = false;
void setup() {
size(960,960,P2D);
smooth(8);
result = new int[width*height][3];
rectMode(CENTER);
stroke(20);
noFill();
strokeWeight(3.2);
}
float x, y, z, tt;
int N = 6;
float R = 320, r = 108;
float x(int in){
return R*cos(TWO_PI*in/N) + r*cos(-TWO_PI*t + TWO_PI*in/2);
}
float y(int in){
return R*sin(TWO_PI*in/N) + r*sin(-TWO_PI*t + TWO_PI*in/2);
}
int n = 32;
void draw_() {
background(250);
push();
translate(width/2, height/2);
scale(-1,1);
scale(.9);
for(int i=0; i<N; i++){
push();
rotate(TWO_PI*i/N);
push();
translate(R,0);
rotate(-TWO_PI*i/N);
for(int j=0; j<n; j++){
arc(0,0,2*r,2*r,TWO_PI*(j-.15)/n,TWO_PI*(j+.15)/n);
}
pop();
pop();
}
for(int i=0; i<N-1; i++){
for(int j=i+1; j<N; j++){
line(x(i),y(i),x(j),y(j));
}
}
pop();
}
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