Monday, November 23, 2009

int t=0;
float r1=random(-0.2,0.2);
float r2=random(-0.2,0.2);
float r3=random(-0.2,0.2);
float g1=random(-0.2,0.2);
float g2=random(-0.2,0.2);
float g3=random(-0.2,0.2);
float b1=random(-0.2,0.2);
float b2=random(-0.2,0.2);
float b3=random(-0.2,0.2);

void setup(){
  size(400,200);
  background(0);
}
  
void draw(){
  ++t;
  for (int i=0; i<=width; ++i) {
    int red=255*0.25*(2+sin(i*r1)*0.5+sin((i-t)*r2)*0.5+cos(t*r3-1.4));
    int green=255*0.25*(2+sin(i*g1)*0.5+sin((i-t)*g2)*0.5+cos(t*g3-1.1));
    int blue=255*0.25*(2+sin(i*b1)*0.5+sin((i-t)*b2)*0.5+cos(t*b3-0.5));
    stroke(red,green,blue);
    line(i,0,i,height);
  }
}

Tags: color, trigonometry

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