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wined3d: Fix UpdateSurface for sourceRect != sourceWidth.

This commit is contained in:
Fabian Bieler 2007-03-31 13:01:48 +02:00 committed by Alexandre Julliard
parent 65479a2424
commit fd6395f0c7
1 changed files with 2 additions and 2 deletions
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4
dlls/wined3d/device.c
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@ -4823,14 +4823,14 @@ static HRESULT WINAPI IWineD3DDeviceImpl_UpdateSurface(IWineD3DDevice *iface,
/* This function doesn't support compressed textures
the pitch is just bytesPerPixel * width */
if(srcWidth != srcSurfaceWidth || srcLeft ){
rowoffset = (srcSurfaceWidth - srcWidth) * pSrcSurface->bytesPerPixel;
rowoffset = srcSurfaceWidth * pSrcSurface->bytesPerPixel;
offset += srcLeft * pSrcSurface->bytesPerPixel;
/* TODO: do we ever get 3bpp?, would a shift and an add be quicker than a mul (well maybe a cycle or two) */
}
/* TODO DXT formats */
if(pSourceRect != NULL && pSourceRect->top != 0){
offset += pSourceRect->top * srcWidth * pSrcSurface->bytesPerPixel;
offset += pSourceRect->top * srcSurfaceWidth * pSrcSurface->bytesPerPixel;
}
TRACE("(%p) glTexSubImage2D, Level %d, left %d, top %d, width %d, height %d , ftm %d, type %d, memory %p\n"
,This