Add Chromium-only Blender WebEngine parity work

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

@@ -0,0 +1,46 @@
+//
+//   Copyright 2013 Pixar
+//
+//   Licensed under the terms set forth in the LICENSE.txt file available at
+//   https://opensubdiv.org/license.
+//
+
+#ifndef OPENSUBDIV_EXAMPLES_GL_HUD_H
+#define OPENSUBDIV_EXAMPLES_GL_HUD_H
+
+#include "glLoader.h"
+
+#include "hud.h"
+
+class GLhud : public Hud {
+
+public:
+    GLhud();
+    ~GLhud();
+
+    virtual void Init(int width, int height, int framebufferWidth, int framebufferHeight);
+
+    virtual void Rebuild(int width, int height,
+                         int framebufferWidth, int framebufferHeight);
+
+    virtual bool Flush();
+
+    GLuint GetFontTexture() const {
+        return _fontTexture;
+    }
+
+    void FillBackground();
+
+private:
+    GLuint _fontTexture;
+    GLuint _vbo, _staticVbo;
+    GLuint _vao, _staticVao, _bgVao;
+    int _staticVboSize;
+
+    GLint _program;
+    GLint _mvpMatrix;
+    GLint _aPosition, _aColor, _aUV;
+    GLint _bgProgram;
+};
+
+#endif  // OPENSUBDIV_EXAMPLES_GL_HUD_H