FSOSS 2010/processing.js/example3

/*
  FSOSS 2010
*/

void setup(){
  size(500, 500);
  background(0);

  // Don't draw outlines around rectangles, ellipses, etc.
  noStroke();
}

/*
  Processing.js will call this every frame
*/
void draw(){

  // If one of the mouse buttons are down
  if(mousePressed){
    // Set the fill style to black
    fill(0);
  }
  else{
    // Set the fill style to white
    fill(255);
  }

  // ellipse( x, y, width, height)
  ellipse(mouseX, mouseY, 40, 40);
}

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