Take viewport X & Y coordinates into account during validation (#174)

crosire · Sep 9, 2024 · d3d0ee4 · d3d0ee4
1 parent 46f8e4b
commit d3d0ee4
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/source/d3d8to9_device.cpp b/source/d3d8to9_device.cpp
@@ -652,7 +652,7 @@ HRESULT STDMETHODCALLTYPE Direct3DDevice8::SetViewport(const D3DVIEWPORT8 *pView
 	{
 		D3DSURFACE_DESC Desc;
 
-		if (SUCCEEDED(pCurrentRenderTarget->GetDesc(&Desc)) && (pViewport->Height > Desc.Height || pViewport->Width > Desc.Width))
+		if (SUCCEEDED(pCurrentRenderTarget->GetDesc(&Desc)) && (pViewport->Y + pViewport->Height > Desc.Height || pViewport->X + pViewport->Width > Desc.Width))
 			return D3DERR_INVALIDCALL;
 	}