float xa = 0;
float ya = 0;
float vx = .007;
float vy = .00773;
float ra = 0;
float vr = .0213;
float Red = 0;
float Green = 0;
float Blue = 0;
float vRed = random(.01);
float vGreen = random(.01);
float vBlue = random(.01);
void setup(){
  size(600, 600);
  background(0, 0, 0);
}
void loop(){
  color c;
  fill(0, 0, 0, 1);
  rect(0, 0, 600, 600);
  for(int t=0; t<20; t++){
    vx = (300-mouseX) *.0001;
    vy = (300-mouseY) *.0001;
    vx += random(-.0001, .0001);
    vy += random(-.0001, .0001);
    float xc = 300 + cos(xa+=vx)*250;
    float yc = 300 + sin(ya+=vy)*250;
    float xr = 20 + cos(ra)*5;
    float yr = 20 + sin(ra)*5;
    ra += vr;
    float r = sin(Red += vRed)*40+128;
    float g = sin(Green += vGreen)*40+128;
    float b = sin(Blue += vBlue)*40+128;

    for(float i=0; i<TWO_PI; i+=.01){
      float x = xc + cos(i)*xr;
      float y = yc + sin(i)*yr;
      c = color(r, g, b);
      set(int(x), int(y), c);
      c = color(r+50, g+50, b+50);
      set(int(x-1), int(y), c);
      set(int(x-1), int(y-1), c);
      c = color(r-50, g-50, b-50);
      set(int(x+1), int(y), c);
      set(int(x+1), int(y+1), c);
    }
  }
}
void mousePressed(){
  background(0,0,0);
}