Ticket #22011: svga3d_d3d11_clear_flag-7.0.14.patch

src/VBox/Devices/Graphics/DevVGA-SVGA3d-dx-dx11.cpp

@@ -7902 +7902 @@
         int rc = dxDefineDepthStencilView(pThisCC, pDXContext, depthStencilViewId, pEntry);
         AssertRCReturn(rc, rc);
     }
-    pDevice->pImmediateContext->ClearDepthStencilView(pDXView->u.pDepthStencilView, flags, depth, stencil);
+        
+    /* Flag values: https://learn.microsoft.com/en-us/windows/win32/api/d3d11/ne-d3d11-d3d11_clear_flag */
+    UINT dxflags = 0;
+    if(flags & SVGA3D_CLEAR_DEPTH)   dxflags |= D3D11_CLEAR_DEPTH;
+    if(flags & SVGA3D_CLEAR_STENCIL) dxflags |= D3D11_CLEAR_STENCIL;
+
+    pDevice->pImmediateContext->ClearDepthStencilView(pDXView->u.pDepthStencilView, dxflags, depth, stencil);
     return VINF_SUCCESS;
 }