extern const char * const CUSTOM_SUBDIVIDE_GRID_Y;
extern const char * const CUSTOM_SHADER_HINTS;
-//Transform
+// Transform
extern const char * const TRANSFORM;
extern const char * const SIZE;
extern const char * const OFFSET;
extern const char * const ORIGIN;
extern const char * const ANCHOR_POINT;
+// Premultiplied alpha
+extern const char * const PREMULTIPLIED_ALPHA;
// Image visual
extern const char * const IMAGE_URL_NAME;