+#define BLENDMODE_NORMAL 0
+#define BLENDMODE_NORMAL2 1
+#define BLENDMODE_LAYER 2
+#define BLENDMODE_MULTIPLY 3
+#define BLENDMODE_SCREEN 4
+#define BLENDMODE_LIGHTEN 5
+#define BLENDMODE_DARKEN 6
+#define BLENDMODE_ADD 7
+#define BLENDMODE_SUBSTRACT 8
+#define BLENDMODE_DIFFERENCE 9
+#define BLENDMODE_INVERT 10
+#define BLENDMODE_ALPHA 11
+#define BLENDMODE_ERASE 12
+#define BLENDMODE_OVERLAY 13
+#define BLENDMODE_HARDLIGHT 14
+