If pixelFormatDefined, change masks and offsets for all visuals; not
just the rootVisual. This fixes several OpenGL problems in depth 16.


git-svn-id: svn://svn.code.sf.net/p/tigervnc/code/trunk@296 3789f03b-4d11-0410-bbf8-ca57d06f2519
1 file changed