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Created June 4, 2014 21:14
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processing motion blur
// Processing motion blur
// 'time' runs from 0 to 1
// ignore everything above the /////////
// by Dave @ beesandbombs
int[][] result;
float time;
void setup() {
setup_();
result = new int[width*height][3];
}
void draw() {
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++) {
time = 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 | (result[i][0]/samplesPerFrame) << 16 |
(result[i][1]/samplesPerFrame) << 8 | (result[i][2]/samplesPerFrame);
updatePixels();
saveFrame("f###.gif");
if (frameCount==numFrames)
exit();
}
//////////////////////////////////////////////////////////////////////////////
int samplesPerFrame = 32;
int numFrames = 48;
float shutterAngle = .6;
void setup_() {
// your usual setup() goes here!
}
void draw_() {
// your usual draw() goes here!
}
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