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winemac: Use logical co-ords to call GdiAlphaBlend(). 

Signed-off-by: Huw Davies <huw@codeweavers.com>
Signed-off-by: Ken Thomases <ken@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Huw Davies 2017-06-27 16:40:37 +01:00 committed by Alexandre Julliard
parent 817cd2ac59
commit 97546cfbb7
1 changed files with 7 additions and 5 deletions
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12
dlls/winemac.drv/window.c
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@ -1837,7 +1837,7 @@ BOOL CDECL macdrv_UpdateLayeredWindow(HWND hwnd, const UPDATELAYEREDWINDOWINFO *
char buffer[FIELD_OFFSET(BITMAPINFO, bmiColors[256])];
BITMAPINFO *bmi = (BITMAPINFO *)buffer;
void *src_bits, *dst_bits;
RECT rect;
RECT rect, src_rect;
HDC hdc = 0;
HBITMAP dib;
BOOL ret = FALSE;
@ -1899,11 +1899,13 @@ BOOL CDECL macdrv_UpdateLayeredWindow(HWND hwnd, const UPDATELAYEREDWINDOWINFO *
surface->funcs->unlock(surface);
PatBlt(hdc, rect.left, rect.top, rect.right - rect.left, rect.bottom - rect.top, BLACKNESS);
}
src_rect = rect;
if (info->pptSrc) OffsetRect( &src_rect, info->pptSrc->x, info->pptSrc->y );
DPtoLP( info->hdcSrc, (POINT *)&src_rect, 2 );
if (!(ret = GdiAlphaBlend(hdc, rect.left, rect.top, rect.right - rect.left, rect.bottom - rect.top,
info->hdcSrc,
rect.left + (info->pptSrc ? info->pptSrc->x : 0),
rect.top + (info->pptSrc ? info->pptSrc->y : 0),
rect.right - rect.left, rect.bottom - rect.top,
info->hdcSrc, src_rect.left, src_rect.top,
src_rect.right - src_rect.left, src_rect.bottom - src_rect.top,
blend)))
goto done;