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32 lines
539 B
Plaintext
32 lines
539 B
Plaintext
/**
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* Edge Detection
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*
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* Change the default shader to apply a simple, custom edge detection filter.
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*
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* Press the mouse to switch between the custom and default shader.
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*/
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PShader edges;
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PImage img;
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boolean enabled = true;
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void setup() {
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size(640, 360, P2D);
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img = loadImage("leaves.jpg");
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edges = loadShader("edges.glsl");
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}
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void draw() {
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if (enabled == true) {
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shader(edges);
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}
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image(img, 0, 0);
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}
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void mousePressed() {
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enabled = !enabled;
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if (!enabled == true) {
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resetShader();
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}
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}
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