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// 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;
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_
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