is a pointer and not a color by value. This allows it to be NULL if the caller wants a transparency mask to be created git-svn-id: svn://10.0.0.236/trunk@5680 18797224-902f-48f8-a5cc-f745e15eee43
is a pointer and not a color by value. This allows it to be NULL if the caller wants a transparency mask to be created git-svn-id: svn://10.0.0.236/trunk@5680 18797224-902f-48f8-a5cc-f745e15eee43