@Override
    public void glColorMask(boolean red, boolean green, boolean blue, boolean alpha) {
        JmeIosGLES.glColorMask(red, green, blue, alpha);
    }
Implements OpenGL ES 2.0 and 3.0 for iOS. 

@author Kirill Vainer, Jesus Oliver
jme3-ios/src/main/java/com/jme3/renderer/ios/IosGL.java