Elpato0_AMA_Processing/TargetBoard/TargetBoard.pde
void setup(){
  size(400,400);
  face(200, 200);
}

void draw(){
  if (mousePressed){
    fill(0);
    ellipse(mouseX, mouseY, 10, 10);
  }
}

void face(int x, int y){
  for(int i = 10; i > 0; i--){
    ellipse(x, y, i * 20, i * 20);
    if (i % 2 == 0){
      fill(255, 0, 0);
    }
    else{
      fill(255);
    }
  }
}