Marcus Meissner : x11drv:
GdiAlphaBlend fix for X errors if width or height is 0.
Alexandre Julliard
julliard at wine.codeweavers.com
Wed May 24 04:00:19 CDT 2006
Module: wine
Branch: refs/heads/master
Commit: ff8306882085eab17daf61b7e89d406cd99e6afb
URL: http://source.winehq.org/git/?p=wine.git;a=commit;h=ff8306882085eab17daf61b7e89d406cd99e6afb
Author: Marcus Meissner <marcus at jet.franken.de>
Date: Wed May 24 08:35:12 2006 +0200
x11drv: GdiAlphaBlend fix for X errors if width or height is 0.
---
dlls/x11drv/xrender.c | 1 +
1 files changed, 1 insertions(+), 0 deletions(-)
diff --git a/dlls/x11drv/xrender.c b/dlls/x11drv/xrender.c
index 44dbe62..de12029 100644
--- a/dlls/x11drv/xrender.c
+++ b/dlls/x11drv/xrender.c
@@ -1526,6 +1526,7 @@ BOOL X11DRV_AlphaBlend(X11DRV_PDEVICE *d
ySrc = pts[0].y;
widthSrc = pts[1].x - pts[0].x;
heightSrc = pts[1].y - pts[0].y;
+ if (!widthDst || !heightDst || !widthSrc || !heightSrc) return TRUE;
#ifndef HAVE_XRENDERSETPICTURETRANSFORM
if(widthDst != widthSrc || heightDst != heightSrc)
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