1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
5 #ifndef UI_GL_GL_CONTEXT_CGL_H_
6 #define UI_GL_GL_CONTEXT_CGL_H_
8 #include <OpenGL/CGLTypes.h>
10 #include "ui/gl/gl_context.h"
16 // Encapsulates a CGL OpenGL context.
17 class GLContextCGL : public GLContextReal {
19 explicit GLContextCGL(GLShareGroup* share_group);
21 // Implement GLContext.
22 virtual bool Initialize(GLSurface* compatible_surface,
23 GpuPreference gpu_preference) OVERRIDE;
24 virtual void Destroy() OVERRIDE;
25 virtual bool MakeCurrent(GLSurface* surface) OVERRIDE;
26 virtual void ReleaseCurrent(GLSurface* surface) OVERRIDE;
27 virtual bool IsCurrent(GLSurface* surface) OVERRIDE;
28 virtual void* GetHandle() OVERRIDE;
29 virtual void SetSwapInterval(int interval) OVERRIDE;
30 virtual bool GetTotalGpuMemory(size_t* bytes) OVERRIDE;
31 virtual void SetSafeToForceGpuSwitch() OVERRIDE;
34 virtual ~GLContextCGL();
37 GpuPreference GetGpuPreference();
40 GpuPreference gpu_preference_;
42 CGLPixelFormatObj discrete_pixelformat_;
46 bool safe_to_force_gpu_switch_;
48 DISALLOW_COPY_AND_ASSIGN(GLContextCGL);
53 #endif // UI_GL_GL_CONTEXT_CGL_H_