Add Chromium-only Blender WebEngine parity work

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

@@ -0,0 +1,46 @@
+//
+//   Copyright 2015 Pixar
+//
+//   Licensed under the terms set forth in the LICENSE.txt file available at
+//   https://opensubdiv.org/license.
+//
+
+#ifndef OPENSUBDIV_EXAMPLES_GL_SHADER_CACHE_H
+#define OPENSUBDIV_EXAMPLES_GL_SHADER_CACHE_H
+
+#include "glLoader.h"
+
+#include <map>
+#include <string>
+#include "./shaderCache.h"
+
+class GLDrawConfig {
+public:
+    explicit GLDrawConfig(const std::string &version);
+    ~GLDrawConfig();
+
+    bool CompileAndAttachShader(GLenum shaderType, const std::string &source);
+    bool Link();
+
+    GLuint GetProgram() const {
+        return _program;
+    }
+
+private:
+    GLuint _program;
+    std::string _version;
+    int _numShaders;
+};
+
+// workaround for template alias
+#if 0
+template <typename DESC_TYPE>
+using GLShaderCache = ShaderCacheT<DESC_TYPE, GLDrawConfig>;
+#else
+template <typename DESC_TYPE>
+class GLShaderCache : public ShaderCacheT<DESC_TYPE, GLDrawConfig> {
+};
+#endif
+
+
+#endif  // OPENSUBDIV_EXAMPLES_GL_SHADER_CACHE_H