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// 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_
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