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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_gl.h" | |
| 10 #include "ui/gfx/rect.h" | |
| 11 #include "ui/gfx/transform.h" | |
| 12 | |
| 13 namespace { | |
| 14 | |
| 15 class AcceleratedSurfaceContainerLinuxGL | |
| 16 : public AcceleratedSurfaceContainerLinux, public ui::TextureGL { | |
| 17 public: | |
| 18 explicit AcceleratedSurfaceContainerLinuxGL(const gfx::Size& size) | |
| 19 : ui::TextureGL(size) { | |
| 20 } | |
| 21 | |
| 22 virtual ~AcceleratedSurfaceContainerLinuxGL() { } | |
| 23 virtual void AddRef() { ui::TextureGL::AddRef(); } | |
| 24 virtual void Release() { ui::TextureGL::Release(); } | |
| 25 | |
| 26 virtual bool Initialize(uint64* surface_handle) OVERRIDE { | |
| 27 ui::SharedResourcesGL* instance = ui::SharedResourcesGL::GetInstance(); | |
| 28 DCHECK(instance); | |
| 29 image_transport_client_.reset( | |
| 30 ImageTransportClient::Create(instance, size_)); | |
| 31 if (!image_transport_client_.get()) | |
| 32 return false; | |
| 33 | |
| 34 texture_id_ = image_transport_client_->Initialize(surface_handle); | |
| 35 if (!texture_id_) { | |
| 36 image_transport_client_.reset(); | |
| 37 return false; | |
| 38 } | |
| 39 return true; | |
| 40 } | |
| 41 | |
| 42 virtual const gfx::Size& GetSize() { | |
| 43 return ui::TextureGL::size(); | |
| 44 } | |
| 45 | |
| 46 // TextureGL implementation | |
| 47 virtual void SetCanvas(const SkCanvas& canvas, | |
| 48 const gfx::Point& origin, | |
| 49 const gfx::Size& overall_size) OVERRIDE { | |
| 50 NOTREACHED(); | |
| 51 } | |
| 52 | |
| 53 virtual void Draw(const ui::TextureDrawParams& params, | |
| 54 const gfx::Rect& clip_bounds_in_texture) OVERRIDE { | |
| 55 image_transport_client_->Acquire(); | |
| 56 | |
| 57 ui::TextureDrawParams modified_params = params; | |
| 58 if (image_transport_client_->Flipped()) | |
| 59 modified_params.vertically_flipped = true; | |
| 60 | |
| 61 ui::SharedResourcesGL* instance = ui::SharedResourcesGL::GetInstance(); | |
| 62 DrawInternal(*instance->program_no_swizzle(), | |
| 63 modified_params, | |
| 64 clip_bounds_in_texture); | |
| 65 | |
| 66 image_transport_client_->Release(); | |
| 67 } | |
| 68 | |
| 69 virtual TransportDIB::Handle Handle() const { | |
| 70 return image_transport_client_->Handle(); | |
| 71 } | |
| 72 | |
| 73 virtual ui::Texture* GetTexture() { return this; } | |
| 74 | |
| 75 private: | |
| 76 scoped_ptr<ImageTransportClient> image_transport_client_; | |
| 77 DISALLOW_COPY_AND_ASSIGN(AcceleratedSurfaceContainerLinuxGL); | |
| 78 }; | |
| 79 | |
| 80 } // namespace | |
| 81 | |
| 82 // static | |
| 83 AcceleratedSurfaceContainerLinux* | |
| 84 AcceleratedSurfaceContainerLinux::Create(const gfx::Size& size) { | |
| 85 return new AcceleratedSurfaceContainerLinuxGL(size); | |
| 86 } | |
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