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| 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. | |
| 4 | |
| 5 #include "content/browser/renderer_host/accelerated_surface_container_linux.h" | |
| 6 | |
| 7 #include "base/memory/scoped_ptr.h" | |
| 8 #include "content/browser/renderer_host/image_transport_client.h" | |
| 9 #include "ui/gfx/compositor/compositor_cc.h" | |
| 10 #include "ui/gfx/gl/gl_bindings.h" | |
| 11 #include "ui/gfx/gl/scoped_make_current.h" | |
| 12 #include "ui/gfx/rect.h" | |
| 13 #include "ui/gfx/transform.h" | |
| 14 | |
| 15 namespace { | |
| 16 | |
| 17 class AcceleratedSurfaceContainerLinuxCC | |
| 18 : public AcceleratedSurfaceContainerLinux, public ui::TextureCC { | |
| 19 public: | |
| 20 explicit AcceleratedSurfaceContainerLinuxCC(const gfx::Size& size) | |
| 21 : acquired_(false) { | |
| 22 size_ = size; | |
| 23 } | |
| 24 | |
| 25 virtual ~AcceleratedSurfaceContainerLinuxCC() { | |
| 26 if (texture_id_) { | |
| 27 ui::SharedResourcesCC* instance = ui::SharedResourcesCC::GetInstance(); | |
| 28 DCHECK(instance); | |
| 29 scoped_ptr<gfx::ScopedMakeCurrent> bind(instance->GetScopedMakeCurrent()); | |
| 30 glDeleteTextures(1, &texture_id_); | |
| 31 } | |
| 32 | |
| 33 if (image_transport_client_.get()) | |
| 34 image_transport_client_->Release(); | |
| 35 } | |
| 36 | |
| 37 virtual void AddRef() { ui::TextureCC::AddRef(); } | |
| 38 virtual void Release() { ui::TextureCC::Release(); } | |
| 39 | |
| 40 virtual bool Initialize(uint64* surface_handle) OVERRIDE { | |
| 41 ui::SharedResourcesCC* instance = ui::SharedResourcesCC::GetInstance(); | |
| 42 DCHECK(instance); | |
| 43 image_transport_client_.reset( | |
| 44 ImageTransportClient::Create(instance, size_)); | |
| 45 if (!image_transport_client_.get()) | |
| 46 return false; | |
| 47 | |
| 48 texture_id_ = image_transport_client_->Initialize(surface_handle); | |
| 49 if (!texture_id_) { | |
| 50 image_transport_client_.reset(); | |
| 51 return false; | |
| 52 } | |
| 53 flipped_ = image_transport_client_->Flipped(); | |
| 54 return true; | |
| 55 } | |
| 56 | |
| 57 virtual const gfx::Size& GetSize() { | |
| 58 return ui::TextureCC::size(); | |
| 59 } | |
| 60 | |
| 61 // TextureCC implementation | |
| 62 virtual void Update() OVERRIDE { | |
| 63 ui::SharedResourcesCC* instance = ui::SharedResourcesCC::GetInstance(); | |
| 64 DCHECK(instance); | |
| 65 scoped_ptr<gfx::ScopedMakeCurrent> bind(instance->GetScopedMakeCurrent()); | |
| 66 if (acquired_) | |
| 67 image_transport_client_->Release(); | |
| 68 else | |
| 69 acquired_ = true; | |
| 70 image_transport_client_->Acquire(); | |
| 71 } | |
| 72 | |
| 73 virtual TransportDIB::Handle Handle() const { | |
| 74 return image_transport_client_->Handle(); | |
| 75 } | |
| 76 | |
| 77 virtual ui::Texture* GetTexture() { return this; } | |
| 78 | |
| 79 private: | |
| 80 scoped_ptr<ImageTransportClient> image_transport_client_; | |
| 81 bool acquired_; | |
| 82 DISALLOW_COPY_AND_ASSIGN(AcceleratedSurfaceContainerLinuxCC); | |
| 83 }; | |
| 84 | |
| 85 } // namespace | |
| 86 | |
| 87 // static | |
| 88 AcceleratedSurfaceContainerLinux* | |
| 89 AcceleratedSurfaceContainerLinux::Create(const gfx::Size& size) { | |
| 90 return new AcceleratedSurfaceContainerLinuxCC(size); | |
| 91 } | |
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