code: public void setBackgroundColor(int color) {
          setBackgroundColorR(Colors.byteToGl(Color.red(color)));
          setBackgroundColorG(Colors.byteToGl(Color.green(color)));
          setBackgroundColorB(Colors.byteToGl(Color.blue(color)));
          setBackgroundColorA(Colors.byteToGl(Color.alpha(color)));
      }
docs: Set the background color.
  
  If you don't set the background color, the default is an opaque black:
  {@link Color#BLACK}, 0xff000000.
  
  @param color
  An Android 32-bit (ARGB) {@link Color}, such as you get from
  {@link Resources#getColor(int)}