# HG changeset patch
# User bsmith@81767d24-ef19-dc11-ae90-00e081727c95
# Date 1300932432 0
# Node ID 1a0bbb2aa9dd8dee1c3f7742cf24b991eb682341
# Parent  5b4a831af8fac3bd72286ddfc603083b81d03fe0
Added flag to set window's prefered backing location to be video memory to see if it helps bitblt performance.
If it does... I should optimize this to only do so when a render window gets packed into a window.

diff -r 5b4a831af8fa -r 1a0bbb2aa9dd mac/dw.m
--- a/mac/dw.m	Wed Mar 23 20:59:38 2011 +0000
+++ b/mac/dw.m	Thu Mar 24 02:07:12 2011 +0000
@@ -5924,6 +5924,7 @@
                         backing:NSBackingStoreBuffered
                         defer:false];
 
+    [window setPreferredBackingLocation:NSWindowBackingLocationVideoMemory];
     [window setTitle:[ NSString stringWithUTF8String:title ]];
 
     DWView *view = [[DWView alloc] init];