95 lines
2.2 KiB
Plaintext
95 lines
2.2 KiB
Plaintext
color rgbMixRandom(color base, float w) {
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float r, g, b;
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/* Check bounds for weight parameter */
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w = w > 1 ? 1 : w;
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w = w < 0 ? 0 : w;
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/* Generate components for a random RGB color */
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r = random(256);
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g = random(256);
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b = random(256);
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/* Mix user-specified color using given weight */
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r = (1-w) * r + w * red(base);
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g = (1-w) * g + w * green(base);
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b = (1-w) * b + w * blue(base);
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return color(r, g, b);
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}
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void sample08()
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{
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// gradiant from http://www.gradients.io/
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background(#14136C);
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color colora = #2120B4;
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NoiseGenerator ngen = new NoiseGenerator(0.01, 1.0);
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ngen.setNoiseOctaveParam(4, 0.5);
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//ngen.setZNoise( 0.0,0.01);
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runner.sampleName = "sample08";
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runner.addLayer( new ParticlesLayer(500,200, colora, ngen) {
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public void draw(Particle p)
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{
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float r = 1.0 - ((float)p.lifeTime/(float)p.startLifeTime);
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r *= 40;
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color tmp = rgbMixRandom(p.c, 0.9);
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stroke(tmp, 50);
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//stroke(#000000, 255);
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strokeWeight( r );
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line(p.prev.x, p.prev.y, p.pos.x, p.pos.y);
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}
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});
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colora = #4D4CB4;
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runner.addLayer( new ParticlesLayer(1000,100, colora, ngen) {
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public void draw(Particle p)
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{
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float r = 1.0 - ((float)p.lifeTime/(float)p.startLifeTime);
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r *= 30;
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color tmp = rgbMixRandom(p.c, 0.9);
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stroke(tmp, 50);
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//stroke(#000000, 255);
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strokeWeight( r );
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line(p.prev.x, p.prev.y, p.pos.x, p.pos.y);
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}
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});
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colora = #7978B4;
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runner.addLayer( new ParticlesLayer(1200,50, colora, ngen) {
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public void draw(Particle p)
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{
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float r = 1.0 - ((float)p.lifeTime/(float)p.startLifeTime);
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r *= 10;
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color tmp = rgbMixRandom(p.c, 0.9);
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stroke(tmp, 50);
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//stroke(#000000, 255);
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strokeWeight( r );
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line(p.prev.x, p.prev.y, p.pos.x, p.pos.y);
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}
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});
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colora = #FFFFFF;
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runner.addLayer( new ParticlesLayer(1200,50, colora, ngen) {
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public void draw(Particle p)
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{
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float r = 1.0 - ((float)p.lifeTime/(float)p.startLifeTime);
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r *= 5;
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color tmp = rgbMixRandom(p.c, 0.9);
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stroke(tmp, 50);
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//stroke(#000000, 255);
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strokeWeight( r );
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line(p.prev.x, p.prev.y, p.pos.x, p.pos.y);
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}
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});
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} |