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.
4
5#ifndef UI_GL_GL_CONTEXT_EGL_H_
6#define UI_GL_GL_CONTEXT_EGL_H_
7
8#include <string>
9
10#include "base/compiler_specific.h"
11#include "ui/gl/gl_context.h"
12
13typedef void* EGLContext;
14typedef void* EGLDisplay;
15typedef void* EGLConfig;
16
17namespace gfx {
18
19class GLSurface;
20
21// Encapsulates an EGL OpenGL ES context.
22class GLContextEGL : public GLContextReal {
23 public:
24  explicit GLContextEGL(GLShareGroup* share_group);
25
26  // Implement GLContext.
27  virtual bool Initialize(
28      GLSurface* compatible_surface, GpuPreference gpu_preference) OVERRIDE;
29  virtual void Destroy() OVERRIDE;
30  virtual bool MakeCurrent(GLSurface* surface) OVERRIDE;
31  virtual void ReleaseCurrent(GLSurface* surface) OVERRIDE;
32  virtual bool IsCurrent(GLSurface* surface) OVERRIDE;
33  virtual void* GetHandle() OVERRIDE;
34  virtual void SetSwapInterval(int interval) OVERRIDE;
35  virtual std::string GetExtensions() OVERRIDE;
36  virtual bool WasAllocatedUsingRobustnessExtension() OVERRIDE;
37  virtual bool GetTotalGpuMemory(size_t* bytes) OVERRIDE;
38  virtual void SetUnbindFboOnMakeCurrent() OVERRIDE;
39
40 protected:
41  virtual ~GLContextEGL();
42
43 private:
44  EGLContext context_;
45  EGLDisplay display_;
46  EGLConfig config_;
47  bool unbind_fbo_on_makecurrent_;
48
49  DISALLOW_COPY_AND_ASSIGN(GLContextEGL);
50};
51
52}  // namespace gfx
53
54#endif  // UI_GL_GL_CONTEXT_EGL_H_
55