void setup(){
  size(600, 600);
  background(100,50,255);
  stroke(255);
  smooth();
  colorMode(HSB, 400);
  fill(400,400,200);
}

void draw(){
  //translate(width/2, height/2);
  translate(mouseX, mouseY);
  //rect(-50,-50,100,100);
  int x = 5;
  int y = 200;
  //while(y>5){
    rotate(radians(mouseX));
    triangle(-y*2, -y*2, y*2, y*2, mouseX, mouseY);
    //ellipse(-y, -y, y*2, y*2);
    //rect(-y, -y, mouseX/2, mouseY/2);
    fill(mouseY,mouseX,300);
    x = x+1;
    y = y-1;
  //}
}