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_OSMESA_H_ 6 #define UI_GL_GL_CONTEXT_OSMESA_H_ 7 8 #include "base/basictypes.h" 9 #include "base/compiler_specific.h" 10 #include "ui/gl/gl_context.h" 11 12 typedef struct osmesa_context* OSMesaContext; 13 14 namespace gfx { 15 16 class GLShareGroup; 17 class GLSurface; 18 19 // Encapsulates an OSMesa OpenGL context that uses software rendering. 20 class GLContextOSMesa : public GLContextReal { 21 public: 22 explicit GLContextOSMesa(GLShareGroup* share_group); 23 24 // Implement GLContext. 25 virtual bool Initialize(GLSurface* compatible_surface, 26 GpuPreference gpu_preference) OVERRIDE; 27 virtual void Destroy() OVERRIDE; 28 virtual bool MakeCurrent(GLSurface* surface) OVERRIDE; 29 virtual void ReleaseCurrent(GLSurface* surface) OVERRIDE; 30 virtual bool IsCurrent(GLSurface* surface) OVERRIDE; 31 virtual void* GetHandle() OVERRIDE; 32 virtual void SetSwapInterval(int interval) OVERRIDE; 33 34 protected: 35 virtual ~GLContextOSMesa(); 36 37 private: 38 OSMesaContext context_; 39 40 DISALLOW_COPY_AND_ASSIGN(GLContextOSMesa); 41 }; 42 43 } // namespace gfx 44 45 #endif // UI_GL_GL_CONTEXT_OSMESA_H_ 46