ComputeBackgroundAnchorPoint() to correctly calculate tile offset that is a multiple of the tile git-svn-id: svn://10.0.0.236/trunk@41286 18797224-902f-48f8-a5cc-f745e15eee43
ComputeBackgroundAnchorPoint() to correctly calculate tile offset that is a multiple of the tile git-svn-id: svn://10.0.0.236/trunk@41286 18797224-902f-48f8-a5cc-f745e15eee43