glx: Implement GLX_PRESERVED_CONTENTS drawable attribute
authorAdam Jackson <ajax@redhat.com>
Fri, 9 Nov 2012 22:52:12 +0000 (17:52 -0500)
committerAdam Jackson <ajax@redhat.com>
Wed, 11 Sep 2013 18:37:32 +0000 (14:37 -0400)
commit22fbfdcb31f335c22053a0e29f0e73c03cd70a76
tree73b3f1e440cd31856446e61a4a3e3c428983282e
parent2e20b8382cdf37ae5a2802f85b8f06a370f9645d
glx: Implement GLX_PRESERVED_CONTENTS drawable attribute

We back pixmaps with pbuffers so they're never actually clobbered.  Say
so when asked.

Reviewed-by: Eric Anholt <eric@anholt.net>
Signed-off-by: Adam Jackson <ajax@redhat.com>
glx/glxcmds.c