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squares n rods
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();
}
float c01(float g) {
return constrain(g, 0, 1);
}
void draw() {
if (recording) {
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("f###.gif");
if (frameCount==numFrames)
exit();
} else if (preview) {
c = mouseY*1.0/height;
if (mousePressed)
println(c);
t = (millis()/(20.0*numFrames))%1;
draw_();
} else {
t = mouseX*1.0/width;
c = mouseY*1.0/height;
if (mousePressed)
println(c);
draw_();
}
}
//////////////////////////////////////////////////////////////////////////////
int samplesPerFrame = 4;
int numFrames = 140;
float shutterAngle = .6;
boolean recording = true,
preview = true;
void setup() {
size(750, 750, P3D);
smooth(8);
rectMode(CENTER);
pixelDensity(recording ? 1 : 2);
result = new int[width*height][3];
fill(32);
noStroke();
ortho();
}
float x, y, z, tt;
int N = 12;
float ii;
color c1 = #140249, c2 = #8bd1cd;
void draw_() {
stroke(c1);
fill(c2);
strokeWeight(3);
background(c2);
push();
translate(width/2, height/2);
push();
rotate(PI*.07);
for (int i=-4; i<5; i++) {
ii = i + t;
push();
translate(100*ii, 0);
rect(0, 0, 32, height*2);
for (int j=-8; j<9; j++) {
tt = (t + 100 - .125*j - .05*ii)%1;
push();
translate(40*sin(TWO_PI*tt), 80*j, 30*cos(TWO_PI*tt));
rotate(PI*tt);
rect(0, 0, 30, 30);
pop();
}
pop();
}
pop();
push();
translate(0, 0, 100);
noFill();
rect(0, 0, 450, 450);
pop();
push();
translate(0, 0, 99);
noStroke();
for (int i=0; i<4; i++) {
push();
rotate(HALF_PI*i);
rect(0, -450, 900, 450);
pop();
}
pop();
pop();
}
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