| // 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_SCOPED_BINDERS_H_ |
| #define UI_GL_SCOPED_BINDERS_H_ |
| |
| #include "base/basictypes.h" |
| #include "ui/gl/gl_export.h" |
| |
| namespace gfx { |
| class GLStateRestorer; |
| |
| class GL_EXPORT ScopedFrameBufferBinder { |
| public: |
| explicit ScopedFrameBufferBinder(unsigned int fbo); |
| ~ScopedFrameBufferBinder(); |
| |
| private: |
| // Whenever possible we prefer to use the current GLContext's |
| // GLStateRestorer to maximize driver compabitility. |
| GLStateRestorer* state_restorer_; |
| |
| // Failing that we use GL calls to save and restore state. |
| int old_fbo_; |
| |
| DISALLOW_COPY_AND_ASSIGN(ScopedFrameBufferBinder); |
| }; |
| |
| |
| class GL_EXPORT ScopedTextureBinder { |
| public: |
| ScopedTextureBinder(unsigned int target, unsigned int id); |
| ~ScopedTextureBinder(); |
| |
| private: |
| // Whenever possible we prefer to use the current GLContext's |
| // GLStateRestorer to maximize driver compabitility. |
| GLStateRestorer* state_restorer_; |
| |
| // Failing that we use GL calls to save and restore state. |
| int target_; |
| int old_id_; |
| |
| DISALLOW_COPY_AND_ASSIGN(ScopedTextureBinder); |
| }; |
| |
| } // namespace gfx |
| |
| #endif // UI_GL_SCOPED_BINDERS_H_ |