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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 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 | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #ifndef UI_GL_GL_SURFACE_GLX_H_ | 5 #ifndef UI_GL_GL_SURFACE_GLX_H_ |
6 #define UI_GL_GL_SURFACE_GLX_H_ | 6 #define UI_GL_GL_SURFACE_GLX_H_ |
7 | 7 |
8 #include <string> | 8 #include <string> |
9 | 9 |
10 #include "base/compiler_specific.h" | 10 #include "base/compiler_specific.h" |
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62 virtual void* GetHandle() OVERRIDE; | 62 virtual void* GetHandle() OVERRIDE; |
63 virtual std::string GetExtensions() OVERRIDE; | 63 virtual std::string GetExtensions() OVERRIDE; |
64 virtual void* GetConfig() OVERRIDE; | 64 virtual void* GetConfig() OVERRIDE; |
65 virtual bool PostSubBuffer(int x, int y, int width, int height) OVERRIDE; | 65 virtual bool PostSubBuffer(int x, int y, int width, int height) OVERRIDE; |
66 virtual VSyncProvider* GetVSyncProvider() OVERRIDE; | 66 virtual VSyncProvider* GetVSyncProvider() OVERRIDE; |
67 | 67 |
68 protected: | 68 protected: |
69 NativeViewGLSurfaceGLX(); | 69 NativeViewGLSurfaceGLX(); |
70 virtual ~NativeViewGLSurfaceGLX(); | 70 virtual ~NativeViewGLSurfaceGLX(); |
71 | 71 |
72 gfx::AcceleratedWidget window_; | 72 private: |
| 73 // The handle for the drawable to make current or swap. |
| 74 gfx::AcceleratedWidget GetDrawableHandle() const; |
73 | 75 |
74 private: | 76 // Window passed in at creation. Always valid. |
| 77 gfx::AcceleratedWidget parent_window_; |
| 78 |
| 79 #if defined(TOOLKIT_GTK) |
| 80 // Some NVIDIA drivers don't allow deleting GLX windows separately from their |
| 81 // parent X windows. Work around this by creating a child X window to the |
| 82 // window passed in to the constructor, creating the GLX window against the |
| 83 // child window, and then destroying the child window to destroy the GLX |
| 84 // window. |
| 85 // http://crbug.com/145600 |
| 86 void CreateChildWindow(); |
| 87 void DestroyChildWindow(); |
| 88 |
| 89 // Destroy the child window when both the front and back buffers are |
| 90 // deallocated. |
| 91 virtual bool SetBackbufferAllocation(bool allocated) OVERRIDE; |
| 92 virtual void SetFrontbufferAllocation(bool allocated) OVERRIDE; |
| 93 void AdjustBufferAllocation(); |
| 94 |
| 95 // Child window which is used with GLX, and is discarded when it is |
| 96 // backgrounded. |
| 97 gfx::AcceleratedWidget child_window_; |
| 98 |
| 99 // Dummy 1x1 window which is supplied to glXMakeCurrent when making |
| 100 // the context current while its output surface is destroyed. |
| 101 gfx::AcceleratedWidget dummy_window_; |
| 102 |
| 103 bool backbuffer_allocated_; |
| 104 bool frontbuffer_allocated_; |
| 105 #endif |
| 106 |
75 void* config_; | 107 void* config_; |
76 gfx::Size size_; | 108 gfx::Size size_; |
77 | 109 |
78 scoped_ptr<VSyncProvider> vsync_provider_; | 110 scoped_ptr<VSyncProvider> vsync_provider_; |
79 | 111 |
80 DISALLOW_COPY_AND_ASSIGN(NativeViewGLSurfaceGLX); | 112 DISALLOW_COPY_AND_ASSIGN(NativeViewGLSurfaceGLX); |
81 }; | 113 }; |
82 | 114 |
83 // A surface used to render to an offscreen pbuffer. | 115 // A surface used to render to an offscreen pbuffer. |
84 class GL_EXPORT PbufferGLSurfaceGLX : public GLSurfaceGLX { | 116 class GL_EXPORT PbufferGLSurfaceGLX : public GLSurfaceGLX { |
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101 gfx::Size size_; | 133 gfx::Size size_; |
102 void* config_; | 134 void* config_; |
103 XID pbuffer_; | 135 XID pbuffer_; |
104 | 136 |
105 DISALLOW_COPY_AND_ASSIGN(PbufferGLSurfaceGLX); | 137 DISALLOW_COPY_AND_ASSIGN(PbufferGLSurfaceGLX); |
106 }; | 138 }; |
107 | 139 |
108 } // namespace gfx | 140 } // namespace gfx |
109 | 141 |
110 #endif // UI_GL_GL_SURFACE_GLX_H_ | 142 #endif // UI_GL_GL_SURFACE_GLX_H_ |
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