Method background

core/src/processing/core/PGraphics.java:7350–7364

( begin auto-generated from background.xml ) The background() function sets the color used for the background of the Processing window. The default background is light gray. In the draw() function, the background color is used to clear the display window at the beginning of each frame

(int rgb)

   * @see PGraphics#colorMode(int)
   */
  public void background(int rgb) {
//    if (((rgb & 0xff000000) == 0) && (rgb <= colorModeX)) {
//      background((float) rgb);
//
//    } else {
//      if (format == RGB) {
//        rgb |= 0xff000000;  // ignore alpha for main drawing surface
//      }
//      colorCalcARGB(rgb, colorModeA);
//      backgroundFromCalc();
//      backgroundImpl();
//    }
    colorCalc(rgb);
    backgroundFromCalc();
  }


  /**