rendering context for better damage management. git-svn-id: svn://10.0.0.236/trunk@16415 18797224-902f-48f8-a5cc-f745e15eee43
rendering context for better damage management. git-svn-id: svn://10.0.0.236/trunk@16415 18797224-902f-48f8-a5cc-f745e15eee43