public override void SetColorBufferWriteEnabled( bool red, bool green, bool blue, bool alpha ) { OpenGL.ColorMask( red, green, blue, alpha ); GLESConfig.GlCheckError( this ); // record this _colorWrite[ 0 ] = red; _colorWrite[ 1 ] = blue; _colorWrite[ 2 ] = green; _colorWrite[ 3 ] = alpha; }