code: public void setAmbientLight(int i, Color color, boolean enableColor) {
  	    float ambient[] = {
              (float)color.getRed(),
              (float)color.getGreen(),
              (float)color.getBlue(),
              (float)color.getAlpha()
          };
  		gl.glEnable(GL2.GL_LIGHTING);
  		gl.glEnable(GL2.GL_LIGHT0 + i);
  		if(enableColor)
  		    gl.glLightfv(GL2.GL_LIGHT0 + i, GL2.GL_AMBIENT, ambient, 0);
  	}
docs: Sets the color value of the No.i ambientLight