+#define MATERIALFLAG_TRANSDEPTH 0x01000000
+// like refraction, but doesn't distort etc.
+#define MATERIALFLAG_CAMERA 0x02000000
+// disable rtlight on surface - does not disable other types of lighting (LIGHTMAP, MODELLIGHT)
+#define MATERIALFLAG_NORTLIGHT 0x04000000
+// alphagen vertex
+#define MATERIALFLAG_ALPHAGEN_VERTEX 0x08000000
+// use occlusion buffer for corona
+#define MATERIALFLAG_OCCLUDE 0x10000000
+// use vertex color instead of lighting (e.g. particles and other glowy stuff), use with MATERIALFLAG_FULLBRIGHT
+#define MATERIALFLAG_VERTEXCOLOR 0x20000000