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ASSERT parameter assumptions in IntEngStretchBlt() and IntEngMaskBlt()

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svn path=/trunk/; revision=12107
This commit is contained in:
Royce Mitchell III 2004-12-14 03:36:46 +00:00
parent adf92baa5e
commit 6484c7e5b5
1 changed files with 10 additions and 3 deletions
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13
reactos/subsys/win32k/eng/bitblt.c
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@ -16,7 +16,7 @@
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
/* $Id: bitblt.c,v 1.63 2004/12/14 03:28:34 royce Exp $
/* $Id: bitblt.c,v 1.64 2004/12/14 03:36:46 royce Exp $
*
* COPYRIGHT: See COPYING in the top level directory
* PROJECT: ReactOS kernel
@ -746,23 +746,29 @@ IntEngStretchBlt(BITMAPOBJ *DestObj,
BOOLEAN ret;
COLORADJUSTMENT ca;
POINT MaskOrigin;
SURFOBJ *DestSurf = &DestObj->SurfObj;
SURFOBJ *DestSurf;
SURFOBJ *SourceSurf = SourceObj ? &SourceObj->SurfObj : NULL;
SURFOBJ *MaskSurf = MaskObj ? &MaskObj->SurfObj : NULL;
ASSERT(DestObj);
DestSurf = &DestObj->SurfObj;
ASSERT(DestSurf);
if (pMaskOrigin != NULL)
{
MaskOrigin.x = pMaskOrigin->x; MaskOrigin.y = pMaskOrigin->y;
}
if (NULL != SourceObj)
if (NULL != SourceSurf)
{
ASSERT(SourceRect);
MouseSafetyOnDrawStart(SourceSurf, SourceRect->left, SourceRect->top,
SourceRect->right, SourceRect->bottom);
}
/* No success yet */
ret = FALSE;
ASSERT(DestRect);
MouseSafetyOnDrawStart(DestSurf, DestRect->left, DestRect->top,
DestRect->right, DestRect->bottom);
@ -1109,6 +1115,7 @@ IntEngMaskBlt(SURFOBJ *DestObj,
/* No success yet */
ret = FALSE;
ASSERT(DestObj);
MouseSafetyOnDrawStart(DestObj, OutputRect.left, OutputRect.top,
OutputRect.right, OutputRect.bottom);