--- a/ldtypes.h	Sat Mar 16 15:45:20 2013 +0200
+++ b/ldtypes.h	Sat Mar 16 16:59:16 2013 +0200
@@ -181,6 +181,9 @@
 	
 	short dColor;
 	vertex vaCoords[4];
+	
+	// Split this quad into two triangles
+	void splitToTriangles ();
 };
 
 // =============================================================================