func RenderMode(mode uint32) int32 {
	ret := C.glowRenderMode(gpRenderMode, (C.GLenum)(mode))
	return (int32)(ret)
}
func RenderMode(mode uint32) int32 {
	ret := C.glowRenderMode(gpRenderMode, (C.GLenum)(mode))
	return (int32)(ret)
}
func RenderMode ( mode uint32 ) int32 { ret := C . glowRenderMode ( gpRenderMode , ( C . GLenum ) ( mode ) ) return ( int32 ) ( ret ) }
// set rasterization mode
set rasterization mode