TV Static Code

void setup() {
  size(600,600);
  background(#ffffff);
}

void draw() {
  background(#000000);
  staticDots(1, 5, 255, 0, 0, 0, 200, 0, 600, 10);
  staticDots(1, 5, 0, 255, 0, 200, 400, 0, 600, 20);
  staticDots(1, 5, 0, 0, 255, 400, 600, 0, 600, 30);
}

// Creates TV Static Effect.
// Arguments in order: Stroke min and max weight, RGB color, XY bounds,
// and density of static.
void staticDots(int strokeMin, int strokeMax, int r, int g, int b, int xmin, int xmax, int ymin, int ymax, int density) {
   int dotCount = 0;
  while (dotCount <= density) {
    strokeWeight(random(strokeMin, strokeMax));
    stroke(r,g,b);
    point(random(xmin,xmax), random(ymin,ymax));
    dotCount++;
  }
}