Skip to content

Instantly share code, notes, and snippets.

Embed
What would you like to do?
hexTickers.pde
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));
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 = 330;
float shutterAngle = 1;
boolean recording = false,
preview = true;
void setup() {
size(866, 750, P3D);
smooth(8);
rectMode(CENTER);
pixelDensity(recording ? 1 : 2);
result = new int[width*height][3];
fill(255);
noStroke();
}
float x, y, z, tt;
int N = 10;
float sp = 36, w, h, th, hexDist;
float maxDist = 249.5;
float easing = 4.5;
float wavelength = 2.5;
void draw_() {
background(30);
push();
translate(width/2, height/2);
for (int a=-1; a<2; a++) {
for (int i=-N; i<N; i++) {
for (int j=-N; j<N; j++) {
x = i*sp;
y = (j+a*2/3.0)*mn*sp;
if (j%2 != 0)
x += .5*sp;
hexDist = max(abs(y), abs(mn*x + .5*y), abs(mn*x - .5*y))/maxDist;
if (hexDist <= 1) {
w = lerp(3, 4, sq(hexDist));
h = lerp(sp/mn, w, sq(hexDist));
tt = (t + 100 - hexDist/wavelength)%1;
th = TWO_PI*a/3;
for (int k=0; k<3; k++) {
th += TWO_PI/6*ease(c01(3*tt-k), easing);
}
push();
translate(x, y);
rotate(th);
ellipse(0, 0, w, h);
pop();
}
}
}
}
pop();
}
Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment