42 lines
928 B
Plaintext
42 lines
928 B
Plaintext
// Daniel Shiffman
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// The Nature of Code
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// http://natureofcode.com
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float increment = 0.02;
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void setup() {
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size(640,360);
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noLoop();
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}
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void draw() {
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background(0);
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// Optional: adjust noise detail here
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// noiseDetail(8,0.65f);
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loadPixels();
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float xoff = 0.0; // Start xoff at 0
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// For every x,y coordinate in a 2D space, calculate a noise value and produce a brightness value
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for (int x = 0; x < width; x++) {
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xoff += increment; // Increment xoff
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float yoff = 0.0; // For every xoff, start yoff at 0
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for (int y = 0; y < height; y++) {
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yoff += increment; // Increment yoff
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// Calculate noise and scale by 255
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float bright = noise(xoff,yoff)*255;
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// Try using this line instead
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//float bright = random(0,255);
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// Set each pixel onscreen to a grayscale value
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pixels[x+y*width] = color(bright);
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}
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}
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updatePixels();
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}
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