Add Chromium-only Blender WebEngine parity work

blender-5.2.0/extern/opensubdiv-source/examples/common/d3d11ControlMeshDisplay.h

@@ -0,0 +1,48 @@
+//
+//   Copyright 2015 Pixar
+//
+//   Licensed under the terms set forth in the LICENSE.txt file available at
+//   https://opensubdiv.org/license.
+//
+
+#ifndef OPENSUBDIV_EXAMPLES_D3D11_CONTROL_MESH_DISPLAY_H
+#define OPENSUBDIV_EXAMPLES_D3D11_CONTROL_MESH_DISPLAY_H
+
+#include <d3d11.h>
+#include <opensubdiv/far/topologyLevel.h>
+
+class D3D11ControlMeshDisplay {
+public:
+    D3D11ControlMeshDisplay(ID3D11DeviceContext *deviceContext);
+    ~D3D11ControlMeshDisplay();
+
+    void Draw(ID3D11Buffer *buffer, int stride,
+              const float *modelViewProjectionMatrix);
+
+    void SetTopology(OpenSubdiv::Far::TopologyLevel const &level);
+
+    bool GetEdgesDisplay() const { return _displayEdges; }
+    void SetEdgesDisplay(bool display) { _displayEdges = display; }
+    bool GetVerticesDisplay() const { return _displayVertices; }
+    void SetVerticesDisplay(bool display) { _displayVertices = display; }
+
+private:
+    bool createProgram();
+
+    bool _displayEdges;
+    bool _displayVertices;
+
+    ID3D11DeviceContext *_deviceContext;
+    ID3D11InputLayout *_inputLayout;
+    ID3D11VertexShader *_vertexShader;
+    ID3D11PixelShader *_pixelShader;
+    ID3D11RasterizerState *_rasterizerState;
+    ID3D11Buffer *_constantBuffer;
+    ID3D11ShaderResourceView *_edgeSharpnessSRV;
+    ID3D11Buffer *_edgeSharpness;
+    ID3D11Buffer *_edgeIndices;
+
+    int _numEdges, _numPoints;
+};
+
+#endif  // OPENSUBDIV_EXAMPLES_D3D11_CONTROL_MESH_DISPLAY_H