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Fix AddDirtyRect uncorrect behavior (crash in some cases). Based on a

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patch from Roderick Colenbrander.
This commit is contained in:
Raphael Junqueira 2003-06-16 20:20:25 +00:00 committed by Alexandre Julliard
parent 3f27fecd25
commit bf2121a312
1 changed files with 11 additions and 4 deletions
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15
dlls/d3d8/surface.c
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@ -598,9 +598,16 @@ HRESULT WINAPI IDirect3DSurface8Impl_CleanDirtyRect(LPDIRECT3DSURFACE8 iface) {
extern HRESULT WINAPI IDirect3DSurface8Impl_AddDirtyRect(LPDIRECT3DSURFACE8 iface, CONST RECT* pDirtyRect) {
ICOM_THIS(IDirect3DSurface8Impl,iface);
This->Dirty = TRUE;
This->dirtyRect.left = min(This->dirtyRect.left, pDirtyRect->left);
This->dirtyRect.top = min(This->dirtyRect.top, pDirtyRect->top);
This->dirtyRect.right = max(This->dirtyRect.right, pDirtyRect->right);
This->dirtyRect.bottom = max(This->dirtyRect.bottom, pDirtyRect->bottom);
if (NULL != pDirtyRect) {
This->dirtyRect.left = min(This->dirtyRect.left, pDirtyRect->left);
This->dirtyRect.top = min(This->dirtyRect.top, pDirtyRect->top);
This->dirtyRect.right = max(This->dirtyRect.right, pDirtyRect->right);
This->dirtyRect.bottom = max(This->dirtyRect.bottom, pDirtyRect->bottom);
} else {
This->dirtyRect.left = 0;
This->dirtyRect.top = 0;
This->dirtyRect.right = This->myDesc.Width;
This->dirtyRect.bottom = This->myDesc.Height;
}
return D3D_OK;
}