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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 #include "ui/ozone/platform/dri/dri_surface.h" | 5 #include "ui/ozone/platform/dri/dri_surface.h" |
6 | 6 |
7 #include "base/logging.h" | 7 #include "base/logging.h" |
8 #include "base/message_loop/message_loop.h" | 8 #include "base/message_loop/message_loop.h" |
9 #include "third_party/skia/include/core/SkCanvas.h" | 9 #include "third_party/skia/include/core/SkCanvas.h" |
10 #include "third_party/skia/include/core/SkSurface.h" | 10 #include "third_party/skia/include/core/SkSurface.h" |
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64 buffers_[i] = AllocateBuffer(dri_, mode_size); | 64 buffers_[i] = AllocateBuffer(dri_, mode_size); |
65 } | 65 } |
66 | 66 |
67 void DriSurface::PresentCanvas(const gfx::Rect& damage) { | 67 void DriSurface::PresentCanvas(const gfx::Rect& damage) { |
68 DCHECK(base::MessageLoopForUI::IsCurrent()); | 68 DCHECK(base::MessageLoopForUI::IsCurrent()); |
69 DCHECK(buffers_[front_buffer_ ^ 1]); | 69 DCHECK(buffers_[front_buffer_ ^ 1]); |
70 | 70 |
71 if (!controller_) | 71 if (!controller_) |
72 return; | 72 return; |
73 | 73 |
74 std::vector<OverlayPlane> planes( | 74 controller_->QueueOverlayPlane(OverlayPlane(buffers_[front_buffer_ ^ 1])); |
75 1, OverlayPlane(buffers_[front_buffer_ ^ 1])); | |
76 | 75 |
77 UpdateNativeSurface(damage); | 76 UpdateNativeSurface(damage); |
78 controller_->SchedulePageFlip(planes); | 77 controller_->SchedulePageFlip(); |
79 controller_->WaitForPageFlipEvent(); | 78 controller_->WaitForPageFlipEvent(); |
80 | 79 |
81 // Update our front buffer pointer. | 80 // Update our front buffer pointer. |
82 front_buffer_ ^= 1; | 81 front_buffer_ ^= 1; |
83 } | 82 } |
84 | 83 |
85 scoped_ptr<gfx::VSyncProvider> DriSurface::CreateVSyncProvider() { | 84 scoped_ptr<gfx::VSyncProvider> DriSurface::CreateVSyncProvider() { |
86 return scoped_ptr<gfx::VSyncProvider>(new DriVSyncProvider(controller_)); | 85 return scoped_ptr<gfx::VSyncProvider>(new DriVSyncProvider(controller_)); |
87 } | 86 } |
88 | 87 |
89 void DriSurface::UpdateNativeSurface(const gfx::Rect& damage) { | 88 void DriSurface::UpdateNativeSurface(const gfx::Rect& damage) { |
90 SkCanvas* canvas = buffers_[front_buffer_ ^ 1]->GetCanvas(); | 89 SkCanvas* canvas = buffers_[front_buffer_ ^ 1]->GetCanvas(); |
91 | 90 |
92 // The DriSurface is double buffered, so the current back buffer is | 91 // The DriSurface is double buffered, so the current back buffer is |
93 // missing the previous update. Expand damage region. | 92 // missing the previous update. Expand damage region. |
94 SkRect real_damage = RectToSkRect(UnionRects(damage, last_damage_)); | 93 SkRect real_damage = RectToSkRect(UnionRects(damage, last_damage_)); |
95 | 94 |
96 // Copy damage region. | 95 // Copy damage region. |
97 skia::RefPtr<SkImage> image = skia::AdoptRef(surface_->newImageSnapshot()); | 96 skia::RefPtr<SkImage> image = skia::AdoptRef(surface_->newImageSnapshot()); |
98 image->draw(canvas, &real_damage, real_damage, NULL); | 97 image->draw(canvas, &real_damage, real_damage, NULL); |
99 | 98 |
100 last_damage_ = damage; | 99 last_damage_ = damage; |
101 } | 100 } |
102 | 101 |
103 } // namespace ui | 102 } // namespace ui |
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