wined3d: Don't record dirty areas in a readonly lock.

8625f0cd · Stefan Dösinger · Alexandre Julliard · 454fb3c1 · 8625f0cd
Commit 8625f0cd authored Feb 08, 2010 by Stefan Dösinger Committed by Alexandre Julliard Feb 09, 2010
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buffer.c dlls/wined3d/buffer.c +4 -1

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--- a/dlls/wined3d/buffer.c
+++ b/dlls/wined3d/buffer.c
@@ -1086,7 +1086,10 @@ static HRESULT STDMETHODCALLTYPE buffer_Map(IWineD3DBuffer *iface, UINT offset, 
    TRACE("iface %p, offset %u, size %u, data %p, flags %#x\n", iface, offset, size, data, flags);
    flags = buffer_sanitize_flags(flags);
-    if (!buffer_add_dirty_area(This, offset, size)) return E_OUTOFMEMORY;
+    if (!(flags & WINED3DLOCK_READONLY))
+    {
+        if (!buffer_add_dirty_area(This, offset, size)) return E_OUTOFMEMORY;
+    }
    count = InterlockedIncrement(&This->lock_count);