Alexandre Julliard : gdi32: Compute the line parameters using the cropped coordinates to avoid overflows .
Alexandre Julliard
julliard at winehq.org
Tue Jul 31 12:04:15 CDT 2012
Module: wine
Branch: master
Commit: 747d1631d5da53755119632ab035a0c32009a557
URL: http://source.winehq.org/git/wine.git/?a=commit;h=747d1631d5da53755119632ab035a0c32009a557
Author: Alexandre Julliard <julliard at winehq.org>
Date: Tue Jul 31 16:52:02 2012 +0200
gdi32: Compute the line parameters using the cropped coordinates to avoid overflows.
---
dlls/gdi32/dibdrv/objects.c | 6 +++---
1 files changed, 3 insertions(+), 3 deletions(-)
diff --git a/dlls/gdi32/dibdrv/objects.c b/dlls/gdi32/dibdrv/objects.c
index f9736f6..4712dc1 100644
--- a/dlls/gdi32/dibdrv/objects.c
+++ b/dlls/gdi32/dibdrv/objects.c
@@ -616,7 +616,7 @@ static BOOL solid_pen_line(dibdrv_physdev *pdev, POINT *start, POINT *end, DWORD
struct line_params line_params;
POINT p1 = crop_coords( *start ), p2 = crop_coords( *end );
- init_bres_params( start, end, &clip_params, &line_params, &rect );
+ init_bres_params( &p1, &p2, &clip_params, &line_params, &rect );
if (!get_clipped_rects( &pdev->dib, &rect, pdev->clip, &clipped_rects )) return TRUE;
for (i = 0; i < clipped_rects.count; i++)
{
@@ -762,7 +762,7 @@ static BOOL solid_pen_line_region( dibdrv_physdev *pdev, POINT *start, POINT *en
struct line_params line_params;
POINT p1 = crop_coords( *start ), p2 = crop_coords( *end );
- init_bres_params( start, end, &clip_params, &line_params, &rect );
+ init_bres_params( &p1, &p2, &clip_params, &line_params, &rect );
if (clip_rect_to_dib( &pdev->dib, &rect ))
{
POINT clipped_start, clipped_end;
@@ -1030,7 +1030,7 @@ static BOOL dashed_pen_line(dibdrv_physdev *pdev, POINT *start, POINT *end)
struct line_params line_params;
POINT p1 = crop_coords( *start ), p2 = crop_coords( *end );
- init_bres_params( start, end, &clip_params, &line_params, &rect );
+ init_bres_params( &p1, &p2, &clip_params, &line_params, &rect );
get_clipped_rects( &pdev->dib, &rect, pdev->clip, &clipped_rects );
for (i = 0; i < clipped_rects.count; i++)
{
More information about the wine-cvs
mailing list