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* Improve sanity checking in IntEngAlphaBlend(). Brought to you by Huw Campbell (huw .dot. campbell @at@ gmail .dot. com)
CORE-7458 #resolve #comment Committed in r60448. Thanks ;)

svn path=/trunk/; revision=60448
This commit is contained in:
Amine Khaldi 2013-09-29 14:33:09 +00:00
parent 7e91fba005
commit 8f2aedbc45
1 changed files with 1 additions and 3 deletions
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4
reactos/win32ss/gdi/eng/alphablend.c
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@ -118,7 +118,7 @@ EngAlphaBlend(
OutputRect.top += Translate.y;
OutputRect.bottom += Translate.y;
ASSERT(InputRect.left < InputRect.right && InputRect.top < InputRect.bottom);
ASSERT(InputRect.left <= InputRect.right && InputRect.top <= InputRect.bottom);
Ret = FALSE;
ClippingType = (ClipRegion == NULL) ? DC_TRIVIAL : ClipRegion->iDComplexity;
@ -141,7 +141,6 @@ EngAlphaBlend(
Rect.right = InputRect.right + (CombinedRect.right - OutputRect.right) * (InputRect.right - InputRect.left) / (OutputRect.right - OutputRect.left);
Rect.top = InputRect.top + (CombinedRect.top - OutputRect.top) * (InputRect.bottom - InputRect.top) / (OutputRect.bottom - OutputRect.top);
Rect.bottom = InputRect.bottom + (CombinedRect.bottom - OutputRect.bottom) * (InputRect.bottom - InputRect.top) / (OutputRect.bottom - OutputRect.top);
ASSERT(InputRect.left < InputRect.right && InputRect.top < InputRect.bottom);
/* Aplha blend one rect */
Ret = DibFunctionsForBitmapFormat[OutputObj->iBitmapFormat].DIB_AlphaBlend(
@ -170,7 +169,6 @@ EngAlphaBlend(
Rect.right = InputRect.right + (CombinedRect.right - OutputRect.right) * (InputRect.right - InputRect.left) / (OutputRect.right - OutputRect.left);
Rect.top = InputRect.top + (CombinedRect.top - OutputRect.top) * (InputRect.bottom - InputRect.top) / (OutputRect.bottom - OutputRect.top);
Rect.bottom = InputRect.bottom + (CombinedRect.bottom - OutputRect.bottom) * (InputRect.bottom - InputRect.top) / (OutputRect.bottom - OutputRect.top);
ASSERT(InputRect.left < InputRect.right && InputRect.top < InputRect.bottom);
/* Alpha blend one rect */
Ret = DibFunctionsForBitmapFormat[OutputObj->iBitmapFormat].DIB_AlphaBlend(