Maarten Lankhorst : x11drv: Fix AlphaBlend read boundaries.
Alexandre Julliard
julliard at wine.codeweavers.com
Mon Jan 30 08:04:11 CST 2006
Module: wine
Branch: refs/heads/master
Commit: 0cbf8062a1818ab1f7bc8f9a06c5f7812eee87f9
URL: http://source.winehq.org/git/?p=wine.git;a=commit;h=0cbf8062a1818ab1f7bc8f9a06c5f7812eee87f9
Author: Maarten Lankhorst <m.b.lankhorst at gmail.com>
Date: Mon Jan 30 14:57:08 2006 +0100
x11drv: Fix AlphaBlend read boundaries.
---
dlls/x11drv/xrender.c | 6 +++---
1 files changed, 3 insertions(+), 3 deletions(-)
diff --git a/dlls/x11drv/xrender.c b/dlls/x11drv/xrender.c
index 81e7398..a782ea5 100644
--- a/dlls/x11drv/xrender.c
+++ b/dlls/x11drv/xrender.c
@@ -1554,14 +1554,14 @@ BOOL X11DRV_AlphaBlend(X11DRV_PDEVICE *d
top_down = TRUE;
dstbits += widthSrc * (heightSrc - 1) * 4;
y2 = ySrc;
- y = y2 + heightSrc;
+ y = y2 + heightSrc - 1;
}
else
{
y = dib.dsBmih.biHeight - ySrc - 1;
- y2 = y - heightSrc;
+ y2 = y - heightSrc + 1;
}
- for(; y > y2; y--) {
+ for(; y >= y2; y--) {
memcpy(dstbits, (char *)dib.dsBm.bmBits + y * dib.dsBm.bmWidthBytes + xSrc * 4,
widthSrc * 4);
dstbits += (top_down ? -1 : 1) * widthSrc * 4;
More information about the wine-cvs
mailing list