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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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