| // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef UI_GL_GL_CONTEXT_CGL_H_ |
| #define UI_GL_GL_CONTEXT_CGL_H_ |
| |
| #include <OpenGL/CGLTypes.h> |
| |
| #include "base/memory/scoped_generic_obj.h" |
| #include "ui/gl/gl_context.h" |
| |
| namespace gfx { |
| |
| class GLSurface; |
| |
| // Encapsulates a CGL OpenGL context. |
| class GLContextCGL : public GLContext { |
| public: |
| explicit GLContextCGL(GLShareGroup* share_group); |
| |
| // Implement GLContext. |
| virtual bool Initialize(GLSurface* compatible_surface, |
| GpuPreference gpu_preference) OVERRIDE; |
| virtual void Destroy() OVERRIDE; |
| virtual bool MakeCurrent(GLSurface* surface) OVERRIDE; |
| virtual void ReleaseCurrent(GLSurface* surface) OVERRIDE; |
| virtual bool IsCurrent(GLSurface* surface) OVERRIDE; |
| virtual void* GetHandle() OVERRIDE; |
| virtual void SetSwapInterval(int interval) OVERRIDE; |
| virtual bool GetTotalGpuMemory(size_t* bytes) OVERRIDE; |
| |
| // Helper for dual-GPU support on systems where this is necessary |
| // for stability reasons. |
| static void ForceUseOfDiscreteGPU(); |
| |
| protected: |
| virtual ~GLContextCGL(); |
| |
| private: |
| GpuPreference GetGpuPreference(); |
| |
| void* context_; |
| GpuPreference gpu_preference_; |
| |
| CGLPixelFormatObj discrete_pixelformat_; |
| |
| DISALLOW_COPY_AND_ASSIGN(GLContextCGL); |
| }; |
| |
| class ScopedCGLDestroyRendererInfo { |
| public: |
| void operator()(CGLRendererInfoObj x) const; |
| }; |
| |
| typedef ScopedGenericObj<CGLRendererInfoObj, ScopedCGLDestroyRendererInfo> |
| ScopedCGLRendererInfoObj; |
| |
| } // namespace gfx |
| |
| #endif // UI_GL_GL_CONTEXT_CGL_H_ |