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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_SCOPED_BINDERS_H_ | 5 #ifndef UI_GL_SCOPED_BINDERS_H_ |
| 6 #define UI_GL_SCOPED_BINDERS_H_ | 6 #define UI_GL_SCOPED_BINDERS_H_ |
| 7 | 7 |
| 8 #include "base/macros.h" | 8 #include "base/macros.h" |
| 9 #include "ui/gl/gl_export.h" | 9 #include "ui/gl/gl_export.h" |
| 10 | 10 |
| 11 namespace gl { | 11 namespace gl { |
| 12 class GLStateRestorer; | 12 class GLStateRestorer; |
| 13 | 13 |
| 14 class GL_EXPORT ScopedFrameBufferBinder { | 14 class GL_EXPORT ScopedFramebufferBinder { |
| 15 public: | 15 public: |
| 16 explicit ScopedFrameBufferBinder(unsigned int fbo); | 16 explicit ScopedFramebufferBinder(unsigned int fbo); |
| 17 ~ScopedFrameBufferBinder(); | 17 ~ScopedFramebufferBinder(); |
| 18 | 18 |
| 19 private: | 19 private: |
| 20 // Whenever possible we prefer to use the current GLContext's | 20 // Whenever possible we prefer to use the current GLContext's |
| 21 // GLStateRestorer to maximize driver compabitility. | 21 // GLStateRestorer to maximize driver compabitility. |
| 22 GLStateRestorer* state_restorer_; | 22 GLStateRestorer* state_restorer_; |
| 23 | 23 |
| 24 // Failing that we use GL calls to save and restore state. | 24 // Failing that we use GL calls to save and restore state. |
| 25 int old_fbo_; | 25 int old_fbo_; |
| 26 | 26 |
| 27 DISALLOW_COPY_AND_ASSIGN(ScopedFrameBufferBinder); | 27 DISALLOW_COPY_AND_ASSIGN(ScopedFramebufferBinder); |
| 28 }; | 28 }; |
| 29 | 29 |
| 30 class GL_EXPORT ScopedActiveTexture { | 30 class GL_EXPORT ScopedActiveTexture { |
| 31 public: | 31 public: |
| 32 ScopedActiveTexture(unsigned int texture); | 32 ScopedActiveTexture(unsigned int texture); |
| 33 ~ScopedActiveTexture(); | 33 ~ScopedActiveTexture(); |
| 34 | 34 |
| 35 private: | 35 private: |
| 36 // TODO(dcastagna): Use GLStateRestorer. | 36 // TODO(dcastagna): Use GLStateRestorer. |
| 37 int old_texture_; | 37 int old_texture_; |
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| 149 private: | 149 private: |
| 150 unsigned capability_; | 150 unsigned capability_; |
| 151 unsigned char enabled_; | 151 unsigned char enabled_; |
| 152 | 152 |
| 153 DISALLOW_COPY_AND_ASSIGN(ScopedCapability); | 153 DISALLOW_COPY_AND_ASSIGN(ScopedCapability); |
| 154 }; | 154 }; |
| 155 | 155 |
| 156 } // namespace gl | 156 } // namespace gl |
| 157 | 157 |
| 158 #endif // UI_GL_SCOPED_BINDERS_H_ | 158 #endif // UI_GL_SCOPED_BINDERS_H_ |
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