// Premultiplied alpha
extern const char * const PREMULTIPLIED_ALPHA;
+// Mix color
+extern const char * const MIX_COLOR;
+extern const char * const OPACITY;
+
// Image visual
extern const char * const IMAGE_URL_NAME;
extern const char * const ATLAS_RECT_UNIFORM_NAME;
+extern const char * const PIXEL_AREA_UNIFORM_NAME;
+extern const char * const WRAP_MODE_UNIFORM_NAME;
+extern const char * const IMAGE_WRAP_MODE_U;
+extern const char * const IMAGE_WRAP_MODE_V;
// Text visual
extern const char * const TEXT_PROPERTY;