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| 1 // Copyright 2014 The Chromium Authors. All rights reserved. | 1 // Copyright 2014 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 #ifndef CONTENT_BROWSER_COMPOSITOR_BUFFER_QUEUE_H_ | 5 #ifndef CONTENT_BROWSER_COMPOSITOR_BUFFER_QUEUE_H_ |
| 6 #define CONTENT_BROWSER_COMPOSITOR_BUFFER_QUEUE_H_ | 6 #define CONTENT_BROWSER_COMPOSITOR_BUFFER_QUEUE_H_ |
| 7 | 7 |
| 8 #include <stddef.h> | 8 #include <stddef.h> |
| 9 | 9 |
| 10 #include <deque> | 10 #include <deque> |
| 11 #include <memory> |
| 11 #include <vector> | 12 #include <vector> |
| 12 | 13 |
| 13 #include "base/macros.h" | 14 #include "base/macros.h" |
| 14 #include "base/memory/ref_counted.h" | 15 #include "base/memory/ref_counted.h" |
| 15 #include "base/memory/scoped_ptr.h" | |
| 16 #include "content/common/content_export.h" | 16 #include "content/common/content_export.h" |
| 17 #include "ui/gfx/geometry/rect.h" | 17 #include "ui/gfx/geometry/rect.h" |
| 18 #include "ui/gfx/geometry/size.h" | 18 #include "ui/gfx/geometry/size.h" |
| 19 | 19 |
| 20 namespace cc { | 20 namespace cc { |
| 21 class ContextProvider; | 21 class ContextProvider; |
| 22 } | 22 } |
| 23 | 23 |
| 24 namespace gfx { | 24 namespace gfx { |
| 25 class GpuMemoryBuffer; | 25 class GpuMemoryBuffer; |
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| 60 return current_surface_ ? current_surface_->texture : 0; | 60 return current_surface_ ? current_surface_->texture : 0; |
| 61 } | 61 } |
| 62 unsigned int fbo() const { return fbo_; } | 62 unsigned int fbo() const { return fbo_; } |
| 63 | 63 |
| 64 private: | 64 private: |
| 65 friend class BufferQueueTest; | 65 friend class BufferQueueTest; |
| 66 friend class AllocatedSurface; | 66 friend class AllocatedSurface; |
| 67 | 67 |
| 68 struct CONTENT_EXPORT AllocatedSurface { | 68 struct CONTENT_EXPORT AllocatedSurface { |
| 69 AllocatedSurface(BufferQueue* buffer_queue, | 69 AllocatedSurface(BufferQueue* buffer_queue, |
| 70 scoped_ptr<gfx::GpuMemoryBuffer> buffer, | 70 std::unique_ptr<gfx::GpuMemoryBuffer> buffer, |
| 71 unsigned int texture, | 71 unsigned int texture, |
| 72 unsigned int image, | 72 unsigned int image, |
| 73 const gfx::Rect& rect); | 73 const gfx::Rect& rect); |
| 74 ~AllocatedSurface(); | 74 ~AllocatedSurface(); |
| 75 BufferQueue* const buffer_queue; | 75 BufferQueue* const buffer_queue; |
| 76 scoped_ptr<gfx::GpuMemoryBuffer> buffer; | 76 std::unique_ptr<gfx::GpuMemoryBuffer> buffer; |
| 77 const unsigned int texture; | 77 const unsigned int texture; |
| 78 const unsigned int image; | 78 const unsigned int image; |
| 79 gfx::Rect damage; // This is the damage for this frame from the previous. | 79 gfx::Rect damage; // This is the damage for this frame from the previous. |
| 80 }; | 80 }; |
| 81 | 81 |
| 82 void FreeAllSurfaces(); | 82 void FreeAllSurfaces(); |
| 83 | 83 |
| 84 void FreeSurfaceResources(AllocatedSurface* surface); | 84 void FreeSurfaceResources(AllocatedSurface* surface); |
| 85 | 85 |
| 86 // Copy everything that is in |copy_rect|, except for what is in | 86 // Copy everything that is in |copy_rect|, except for what is in |
| 87 // |exclude_rect| from |source_texture| to |texture|. | 87 // |exclude_rect| from |source_texture| to |texture|. |
| 88 virtual void CopyBufferDamage(int texture, | 88 virtual void CopyBufferDamage(int texture, |
| 89 int source_texture, | 89 int source_texture, |
| 90 const gfx::Rect& new_damage, | 90 const gfx::Rect& new_damage, |
| 91 const gfx::Rect& old_damage); | 91 const gfx::Rect& old_damage); |
| 92 | 92 |
| 93 void UpdateBufferDamage(const gfx::Rect& damage); | 93 void UpdateBufferDamage(const gfx::Rect& damage); |
| 94 | 94 |
| 95 // Return a surface, available to be drawn into. | 95 // Return a surface, available to be drawn into. |
| 96 scoped_ptr<AllocatedSurface> GetNextSurface(); | 96 std::unique_ptr<AllocatedSurface> GetNextSurface(); |
| 97 | 97 |
| 98 scoped_ptr<AllocatedSurface> RecreateBuffer( | 98 std::unique_ptr<AllocatedSurface> RecreateBuffer( |
| 99 scoped_ptr<AllocatedSurface> surface); | 99 std::unique_ptr<AllocatedSurface> surface); |
| 100 | 100 |
| 101 gfx::Size size_; | 101 gfx::Size size_; |
| 102 scoped_refptr<cc::ContextProvider> context_provider_; | 102 scoped_refptr<cc::ContextProvider> context_provider_; |
| 103 unsigned int fbo_; | 103 unsigned int fbo_; |
| 104 size_t allocated_count_; | 104 size_t allocated_count_; |
| 105 unsigned int texture_target_; | 105 unsigned int texture_target_; |
| 106 unsigned int internal_format_; | 106 unsigned int internal_format_; |
| 107 // This surface is currently bound. This may be nullptr if no surface has | 107 // This surface is currently bound. This may be nullptr if no surface has |
| 108 // been bound, or if allocation failed at bind. | 108 // been bound, or if allocation failed at bind. |
| 109 scoped_ptr<AllocatedSurface> current_surface_; | 109 std::unique_ptr<AllocatedSurface> current_surface_; |
| 110 // The surface currently on the screen, if any. | 110 // The surface currently on the screen, if any. |
| 111 scoped_ptr<AllocatedSurface> displayed_surface_; | 111 std::unique_ptr<AllocatedSurface> displayed_surface_; |
| 112 // These are free for use, and are not nullptr. | 112 // These are free for use, and are not nullptr. |
| 113 std::vector<scoped_ptr<AllocatedSurface>> available_surfaces_; | 113 std::vector<std::unique_ptr<AllocatedSurface>> available_surfaces_; |
| 114 // These have been swapped but are not displayed yet. Entries of this deque | 114 // These have been swapped but are not displayed yet. Entries of this deque |
| 115 // may be nullptr, if they represent frames that have been destroyed. | 115 // may be nullptr, if they represent frames that have been destroyed. |
| 116 std::deque<scoped_ptr<AllocatedSurface>> in_flight_surfaces_; | 116 std::deque<std::unique_ptr<AllocatedSurface>> in_flight_surfaces_; |
| 117 GLHelper* gl_helper_; | 117 GLHelper* gl_helper_; |
| 118 gpu::GpuMemoryBufferManager* gpu_memory_buffer_manager_; | 118 gpu::GpuMemoryBufferManager* gpu_memory_buffer_manager_; |
| 119 int surface_id_; | 119 int surface_id_; |
| 120 | 120 |
| 121 DISALLOW_COPY_AND_ASSIGN(BufferQueue); | 121 DISALLOW_COPY_AND_ASSIGN(BufferQueue); |
| 122 }; | 122 }; |
| 123 | 123 |
| 124 } // namespace content | 124 } // namespace content |
| 125 | 125 |
| 126 #endif // CONTENT_BROWSER_COMPOSITOR_BUFFER_QUEUE_H_ | 126 #endif // CONTENT_BROWSER_COMPOSITOR_BUFFER_QUEUE_H_ |
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