Created
October 6, 2014 20:10
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wave — http://drbl.in/myRa
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| // by d whyte | |
| 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 = 16; | |
| int numFrames = 96; | |
| float shutterAngle = .5; | |
| boolean recording = true; | |
| void setup_() { | |
| size(800, 600, P3D); | |
| smooth(8); | |
| rectMode(CENTER); | |
| stroke(70,150,200); | |
| noFill(); | |
| strokeWeight(2); | |
| } | |
| float x, y, z, tt; | |
| int N = 24, M = 16; | |
| float l = 500, w = 320; | |
| int n = 120; | |
| float h = 120; | |
| float q = 0.00011, ll = .000035; | |
| void draw_() { | |
| background(250); | |
| pushMatrix(); | |
| translate(width/2, height/2 - 25); | |
| rotateX(PI*.24); | |
| for (int i=0; i<N; i++) { | |
| x = map(i, 0, N-1, -l/2, l/2); | |
| strokeWeight(1.6); | |
| if(i==0 || i==N-1) | |
| strokeWeight(4); | |
| beginShape(); | |
| for (int j=0; j<n; j++) { | |
| y = map(j, 0, n-1, -w/2-1, w/2+1); | |
| z = h*sin(TWO_PI*t - q*(x*x + y*y))*exp(-ll*(x*x + y*y)); | |
| vertex(x, y, z); | |
| } | |
| endShape(); | |
| } | |
| for (int i=0; i<M; i++) { | |
| y = map(i, 0, M-1, -w/2, w/2); | |
| strokeWeight(1.6); | |
| if(i==0 || i==M-1) | |
| strokeWeight(4); | |
| beginShape(); | |
| for (int j=0; j<n; j++) { | |
| x = map(j, 0, n-1, -l/2-1, l/2+1); | |
| z = h*sin(TWO_PI*t - q*(x*x + y*y))*exp(-ll*(x*x + y*y)); | |
| vertex(x, y, z); | |
| } | |
| endShape(); | |
| } | |
| popMatrix(); | |
| } |
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