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winex11: Use logical co-ords to call GdiAlphaBlend().

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Signed-off-by: Huw Davies <huw@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Huw Davies 2017-06-27 16:40:36 +01:00 committed by Alexandre Julliard
parent 84bc9c3d56
commit daae0d6adc
1 changed files with 7 additions and 5 deletions
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12
dlls/winex11.drv/window.c
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@ -2583,7 +2583,7 @@ BOOL CDECL X11DRV_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;
@ -2631,11 +2631,13 @@ BOOL CDECL X11DRV_UpdateLayeredWindow( HWND hwnd, const UPDATELAYEREDWINDOWINFO
memcpy( src_bits, dst_bits, bmi->bmiHeader.biSizeImage );
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 );
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,
(info->dwFlags & ULW_ALPHA) ? *info->pblend : blend );
if (ret)
{