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.
5 // This file contains the GLStateRestorerImpl class.
7 #ifndef GPU_COMMAND_BUFFER_SERVICE_GL_STATE_RESTORER_IMPL_H_
8 #define GPU_COMMAND_BUFFER_SERVICE_GL_STATE_RESTORER_IMPL_H_
10 #include "base/compiler_specific.h"
11 #include "base/memory/weak_ptr.h"
12 #include "gpu/gpu_export.h"
13 #include "ui/gl/gl_state_restorer.h"
21 // This class implements a GLStateRestorer that forwards to a GLES2Decoder.
22 class GPU_EXPORT GLStateRestorerImpl
: public gfx::GLStateRestorer
{
24 explicit GLStateRestorerImpl(base::WeakPtr
<gles2::GLES2Decoder
> decoder
);
25 ~GLStateRestorerImpl() override
;
27 bool IsInitialized() override
;
28 void RestoreState(const gfx::GLStateRestorer
* prev_state
) override
;
29 void RestoreAllTextureUnitBindings() override
;
30 void RestoreActiveTextureUnitBinding(unsigned int target
) override
;
31 void RestoreFramebufferBindings() override
;
32 void PauseQueries() override
;
33 void ResumeQueries() override
;
36 const gles2::ContextState
* GetContextState() const;
37 base::WeakPtr
<gles2::GLES2Decoder
> decoder_
;
39 DISALLOW_COPY_AND_ASSIGN(GLStateRestorerImpl
);
44 #endif // GPU_COMMAND_BUFFER_SERVICE_GL_STATE_RESTORER_IMPL_H_