// // Copyright 2016 Pixar // // Licensed under the Apache License, Version 2.0 (the "Apache License") // with the following modification; you may not use this file except in // compliance with the Apache License and the following modification to it: // Section 6. Trademarks. is deleted and replaced with: // // 6. Trademarks. This License does not grant permission to use the trade // names, trademarks, service marks, or product names of the Licensor // and its affiliates, except as required to comply with Section 4(c) of // the License and to reproduce the content of the NOTICE file. // // You may obtain a copy of the Apache License at // // http://www.apache.org/licenses/LICENSE-2.0 // // Unless required by applicable law or agreed to in writing, software // distributed under the Apache License with the above modification is // distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY // KIND, either express or implied. See the Apache License for the specific // language governing permissions and limitations under the Apache License. // #ifndef PXR_IMAGING_GLF_GL_CONTEXT_REGISTRY_H #define PXR_IMAGING_GLF_GL_CONTEXT_REGISTRY_H /// \file glf/glContextRegistry.h #include "pxr/pxr.h" #include "pxr/imaging/glf/glContext.h" #include "pxr/base/tf/singleton.h" #include #include PXR_NAMESPACE_OPEN_SCOPE struct GlfGLContextRegistry_Data; typedef std::shared_ptr GlfGLContextSharedPtr; /// \class GlfGLContextRegistry /// /// Registry of GlfGLContexts. /// class GlfGLContextRegistry { public: static GlfGLContextRegistry& GetInstance() { return TfSingleton::GetInstance(); } /// Returns whether the registry has any registered interfaces. bool IsInitialized() const; /// Add a registration object to the registry. This takes ownership /// of the object. void Add(GlfGLContextRegistrationInterface*); /// Returns the shared context, if any. GlfGLContextSharedPtr GetShared(); /// Returns the context that matches the raw context, if any. GlfGLContextSharedPtr GetCurrent(); /// Registers this context. It must be current. void DidMakeCurrent(const GlfGLContextSharedPtr& context); /// Removes the context. void Remove(const GlfGLContext* context); private: GlfGLContextRegistry(); ~GlfGLContextRegistry(); // Non-copyable GlfGLContextRegistry(const GlfGLContextRegistry &) = delete; GlfGLContextRegistry &operator=(const GlfGLContextRegistry &) = delete; friend class TfSingleton; private: std::vector> _interfaces; bool _sharedContextInitialized; GlfGLContextSharedPtr _shared; std::unique_ptr _data; }; PXR_NAMESPACE_CLOSE_SCOPE #endif // PXR_IMAGING_GLF_GL_CONTEXT_REGISTRY_H