| // 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_SURFACE_OSMESA_H_ |
| #define UI_GL_GL_SURFACE_OSMESA_H_ |
| |
| #include "base/memory/scoped_ptr.h" |
| #include "ui/gfx/size.h" |
| #include "ui/gl/gl_surface.h" |
| |
| namespace gfx { |
| |
| // A surface that the Mesa software renderer draws to. This is actually just a |
| // buffer in system memory. GetHandle returns a pointer to the buffer. These |
| // surfaces can be resized and resizing preserves the contents. |
| class GL_EXPORT GLSurfaceOSMesa : public GLSurface { |
| public: |
| GLSurfaceOSMesa(unsigned format, const gfx::Size& size); |
| |
| // Implement GLSurface. |
| virtual bool Initialize() OVERRIDE; |
| virtual void Destroy() OVERRIDE; |
| virtual bool Resize(const gfx::Size& new_size) OVERRIDE; |
| virtual bool IsOffscreen() OVERRIDE; |
| virtual bool SwapBuffers() OVERRIDE; |
| virtual gfx::Size GetSize() OVERRIDE; |
| virtual void* GetHandle() OVERRIDE; |
| virtual unsigned GetFormat() OVERRIDE; |
| |
| protected: |
| virtual ~GLSurfaceOSMesa(); |
| |
| private: |
| unsigned format_; |
| gfx::Size size_; |
| scoped_array<int32> buffer_; |
| |
| DISALLOW_COPY_AND_ASSIGN(GLSurfaceOSMesa); |
| }; |
| |
| } // namespace gfx |
| |
| #endif // UI_GL_GL_SURFACE_OSMESA_H_ |