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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 COMPONENTS_DISPLAY_COMPOSITOR_BUFFER_QUEUE_H_ | 5 #ifndef COMPONENTS_VIZ_DISPLAY_COMPOSITOR_BUFFER_QUEUE_H_ |
| 6 #define COMPONENTS_DISPLAY_COMPOSITOR_BUFFER_QUEUE_H_ | 6 #define COMPONENTS_VIZ_DISPLAY_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 <memory> |
| 12 #include <vector> | 12 #include <vector> |
| 13 | 13 |
| 14 #include "base/macros.h" | 14 #include "base/macros.h" |
| 15 #include "base/memory/ref_counted.h" | 15 #include "base/memory/ref_counted.h" |
| 16 #include "components/display_compositor/display_compositor_export.h" | 16 #include "components/viz/viz_export.h" |
| 17 #include "gpu/ipc/common/surface_handle.h" | 17 #include "gpu/ipc/common/surface_handle.h" |
| 18 #include "ui/gfx/buffer_types.h" | 18 #include "ui/gfx/buffer_types.h" |
| 19 #include "ui/gfx/color_space.h" | 19 #include "ui/gfx/color_space.h" |
| 20 #include "ui/gfx/geometry/rect.h" | 20 #include "ui/gfx/geometry/rect.h" |
| 21 #include "ui/gfx/geometry/size.h" | 21 #include "ui/gfx/geometry/size.h" |
| 22 | 22 |
| 23 namespace gfx { | 23 namespace gfx { |
| 24 class GpuMemoryBuffer; | 24 class GpuMemoryBuffer; |
| 25 } | 25 } |
| 26 | 26 |
| 27 namespace gpu { | 27 namespace gpu { |
| 28 class GpuMemoryBufferManager; | 28 class GpuMemoryBufferManager; |
| 29 | 29 |
| 30 namespace gles2 { | 30 namespace gles2 { |
| 31 class GLES2Interface; | 31 class GLES2Interface; |
| 32 } | 32 } |
| 33 } | 33 } |
| 34 | 34 |
| 35 namespace display_compositor { | 35 namespace viz { |
| 36 | 36 |
| 37 class GLHelper; | 37 class GLHelper; |
| 38 | 38 |
| 39 // Provides a surface that manages its own buffers, backed by GpuMemoryBuffers | 39 // Provides a surface that manages its own buffers, backed by GpuMemoryBuffers |
| 40 // created using CHROMIUM_image. Double/triple buffering is implemented | 40 // created using CHROMIUM_image. Double/triple buffering is implemented |
| 41 // internally. Doublebuffering occurs if PageFlipComplete is called before the | 41 // internally. Doublebuffering occurs if PageFlipComplete is called before the |
| 42 // next BindFramebuffer call, otherwise it creates extra buffers. | 42 // next BindFramebuffer call, otherwise it creates extra buffers. |
| 43 class DISPLAY_COMPOSITOR_EXPORT BufferQueue { | 43 class VIZ_EXPORT BufferQueue { |
| 44 public: | 44 public: |
| 45 BufferQueue(gpu::gles2::GLES2Interface* gl, | 45 BufferQueue(gpu::gles2::GLES2Interface* gl, |
| 46 uint32_t texture_target, | 46 uint32_t texture_target, |
| 47 uint32_t internal_format, | 47 uint32_t internal_format, |
| 48 gfx::BufferFormat format, | 48 gfx::BufferFormat format, |
| 49 GLHelper* gl_helper, | 49 GLHelper* gl_helper, |
| 50 gpu::GpuMemoryBufferManager* gpu_memory_buffer_manager, | 50 gpu::GpuMemoryBufferManager* gpu_memory_buffer_manager, |
| 51 gpu::SurfaceHandle surface_handle); | 51 gpu::SurfaceHandle surface_handle); |
| 52 virtual ~BufferQueue(); | 52 virtual ~BufferQueue(); |
| 53 | 53 |
| 54 void Initialize(); | 54 void Initialize(); |
| 55 | 55 |
| 56 void BindFramebuffer(); | 56 void BindFramebuffer(); |
| 57 void SwapBuffers(const gfx::Rect& damage); | 57 void SwapBuffers(const gfx::Rect& damage); |
| 58 void PageFlipComplete(); | 58 void PageFlipComplete(); |
| 59 void Reshape(const gfx::Size& size, | 59 void Reshape(const gfx::Size& size, |
| 60 float scale_factor, | 60 float scale_factor, |
| 61 const gfx::ColorSpace& color_space, | 61 const gfx::ColorSpace& color_space, |
| 62 bool use_stencil); | 62 bool use_stencil); |
| 63 void RecreateBuffers(); | 63 void RecreateBuffers(); |
| 64 uint32_t GetCurrentTextureId() const; | 64 uint32_t GetCurrentTextureId() const; |
| 65 | 65 |
| 66 uint32_t fbo() const { return fbo_; } | 66 uint32_t fbo() const { return fbo_; } |
| 67 uint32_t internal_format() const { return internal_format_; } | 67 uint32_t internal_format() const { return internal_format_; } |
| 68 | 68 |
| 69 private: | 69 private: |
| 70 friend class BufferQueueTest; | 70 friend class BufferQueueTest; |
| 71 friend class AllocatedSurface; | 71 friend class AllocatedSurface; |
| 72 | 72 |
| 73 struct DISPLAY_COMPOSITOR_EXPORT AllocatedSurface { | 73 struct VIZ_EXPORT AllocatedSurface { |
| 74 AllocatedSurface(BufferQueue* buffer_queue, | 74 AllocatedSurface(BufferQueue* buffer_queue, |
| 75 std::unique_ptr<gfx::GpuMemoryBuffer> buffer, | 75 std::unique_ptr<gfx::GpuMemoryBuffer> buffer, |
| 76 uint32_t texture, | 76 uint32_t texture, |
| 77 uint32_t image, | 77 uint32_t image, |
| 78 uint32_t stencil, | 78 uint32_t stencil, |
| 79 const gfx::Rect& rect); | 79 const gfx::Rect& rect); |
| 80 ~AllocatedSurface(); | 80 ~AllocatedSurface(); |
| 81 BufferQueue* const buffer_queue; | 81 BufferQueue* const buffer_queue; |
| 82 std::unique_ptr<gfx::GpuMemoryBuffer> buffer; | 82 std::unique_ptr<gfx::GpuMemoryBuffer> buffer; |
| 83 const uint32_t texture; | 83 const uint32_t texture; |
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| 124 // These have been swapped but are not displayed yet. Entries of this deque | 124 // These have been swapped but are not displayed yet. Entries of this deque |
| 125 // may be nullptr, if they represent frames that have been destroyed. | 125 // may be nullptr, if they represent frames that have been destroyed. |
| 126 std::deque<std::unique_ptr<AllocatedSurface>> in_flight_surfaces_; | 126 std::deque<std::unique_ptr<AllocatedSurface>> in_flight_surfaces_; |
| 127 GLHelper* gl_helper_; | 127 GLHelper* gl_helper_; |
| 128 gpu::GpuMemoryBufferManager* gpu_memory_buffer_manager_; | 128 gpu::GpuMemoryBufferManager* gpu_memory_buffer_manager_; |
| 129 gpu::SurfaceHandle surface_handle_; | 129 gpu::SurfaceHandle surface_handle_; |
| 130 | 130 |
| 131 DISALLOW_COPY_AND_ASSIGN(BufferQueue); | 131 DISALLOW_COPY_AND_ASSIGN(BufferQueue); |
| 132 }; | 132 }; |
| 133 | 133 |
| 134 } // namespace display_compositor | 134 } // namespace viz |
| 135 | 135 |
| 136 #endif // COMPONENTS_DISPLAY_COMPOSITOR_BUFFER_QUEUE_H_ | 136 #endif // COMPONENTS_VIZ_DISPLAY_COMPOSITOR_BUFFER_QUEUE_H_ |
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