15821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Copyright (c) 2012 The Chromium Authors. All rights reserved. 25821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Use of this source code is governed by a BSD-style license that can be 35821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// found in the LICENSE file. 45821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 55821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// This file contains the GLStateRestorerImpl class. 65821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 75821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#ifndef GPU_COMMAND_BUFFER_SERVICE_GL_STATE_RESTORER_IMPL_H_ 85821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#define GPU_COMMAND_BUFFER_SERVICE_GL_STATE_RESTORER_IMPL_H_ 95821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "base/compiler_specific.h" 112a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include "base/memory/weak_ptr.h" 125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "gpu/gpu_export.h" 135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "ui/gl/gl_state_restorer.h" 145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)namespace gpu { 165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)namespace gles2 { 175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)class GLES2Decoder; 185d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)struct ContextState; 195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// This class implements a GLStateRestorer that forwards to a GLES2Decoder. 225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)class GPU_EXPORT GLStateRestorerImpl : public gfx::GLStateRestorer { 235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) public: 242a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) explicit GLStateRestorerImpl(base::WeakPtr<gles2::GLES2Decoder> decoder); 255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) virtual ~GLStateRestorerImpl(); 265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2790dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) virtual bool IsInitialized() OVERRIDE; 285d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) virtual void RestoreState(const gfx::GLStateRestorer* prev_state) OVERRIDE; 29a93a17c8d99d686bd4a1511e5504e5e6cc9fcadfTorne (Richard Coles) virtual void RestoreAllTextureUnitBindings() OVERRIDE; 30effb81e5f8246d0db0270817048dc992db66e9fbBen Murdoch virtual void RestoreActiveTextureUnitBinding(unsigned int target) OVERRIDE; 31a93a17c8d99d686bd4a1511e5504e5e6cc9fcadfTorne (Richard Coles) virtual void RestoreFramebufferBindings() OVERRIDE; 325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) private: 345d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) const gles2::ContextState* GetContextState() const; 352a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) base::WeakPtr<gles2::GLES2Decoder> decoder_; 365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DISALLOW_COPY_AND_ASSIGN(GLStateRestorerImpl); 385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)}; 395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} // namespace gpu 415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#endif // GPU_COMMAND_BUFFER_SERVICE_GL_STATE_RESTORER_IMPL_H_ 43