# HG changeset patch
# User bsmith@81767d24-ef19-dc11-ae90-00e081727c95
# Date 1301963731 0
# Node ID fe7a8dc9392cfa0bd0dcc27ca0beacac27254200
# Parent  13debcad9757d14803c09ce6c7df5fbea4ccf48b
Dynamically set the video memory backing location, only if there is a render control.
So we don't waste video memory on windows that won't get benefit from it.

diff -r 13debcad9757 -r fe7a8dc9392c mac/dw.m
--- a/mac/dw.m	Mon Apr 04 22:40:42 2011 +0000
+++ b/mac/dw.m	Tue Apr 05 00:35:31 2011 +0000
@@ -2199,6 +2199,12 @@
                 DWRender *render = (DWRender *)handle;
                 NSSize oldsize = [render size];
                 NSSize newsize = [render frame].size;
+                NSWindow *window = [render window];
+                
+                if([window preferredBackingLocation] != NSWindowBackingLocationVideoMemory)
+                {
+                    [window setPreferredBackingLocation:NSWindowBackingLocationVideoMemory];
+                }
                 
                 /* Eliminate duplicate configure requests */
                 if(oldsize.width != newsize.width || oldsize.height != newsize.height)
@@ -6303,7 +6309,6 @@
                         backing:NSBackingStoreBuffered
                         defer:false];
 
-    [window setPreferredBackingLocation:NSWindowBackingLocationVideoMemory];
     [window setTitle:[ NSString stringWithUTF8String:title ]];
 
     DWView *view = [[DWView alloc] init];