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1 // Copyright 2016 The Chromium Authors. All rights reserved. | 1 // Copyright 2016 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 "content/browser/renderer_host/offscreen_canvas_surface_impl.h" | 5 #include "content/browser/renderer_host/offscreen_canvas_surface_impl.h" |
6 | 6 |
7 #include "base/bind_helpers.h" | 7 #include "base/bind_helpers.h" |
8 #include "cc/surfaces/surface.h" | 8 #include "cc/surfaces/surface.h" |
9 #include "cc/surfaces/surface_manager.h" | 9 #include "cc/surfaces/surface_manager.h" |
10 #include "content/browser/compositor/surface_utils.h" | 10 #include "content/browser/compositor/surface_utils.h" |
11 #include "content/public/browser/browser_thread.h" | 11 #include "content/public/browser/browser_thread.h" |
12 #include "mojo/public/cpp/bindings/strong_binding.h" | 12 #include "mojo/public/cpp/bindings/strong_binding.h" |
13 | 13 |
14 namespace content { | 14 namespace content { |
15 | 15 |
16 OffscreenCanvasSurfaceImpl::OffscreenCanvasSurfaceImpl() | 16 OffscreenCanvasSurfaceImpl::OffscreenCanvasSurfaceImpl() |
17 : id_allocator_(new cc::SurfaceIdAllocator(AllocateSurfaceClientId())) { | 17 : id_allocator_(new cc::SurfaceIdAllocator(AllocateSurfaceClientId())) {} |
18 GetSurfaceManager()->RegisterSurfaceClientId(id_allocator_->client_id()); | |
19 } | |
20 | 18 |
21 OffscreenCanvasSurfaceImpl::~OffscreenCanvasSurfaceImpl() { | 19 OffscreenCanvasSurfaceImpl::~OffscreenCanvasSurfaceImpl() {} |
22 if (!GetSurfaceManager()) { | |
23 // Inform both members that SurfaceManager's no longer alive to | |
24 // avoid their destruction errors. | |
25 if (surface_factory_) | |
26 surface_factory_->DidDestroySurfaceManager(); | |
27 } else { | |
28 GetSurfaceManager()->InvalidateSurfaceClientId(id_allocator_->client_id()); | |
29 } | |
30 surface_factory_->Destroy(surface_id_); | |
31 } | |
32 | 20 |
33 // static | 21 // static |
34 void OffscreenCanvasSurfaceImpl::Create( | 22 void OffscreenCanvasSurfaceImpl::Create( |
35 mojo::InterfaceRequest<blink::mojom::OffscreenCanvasSurface> request) { | 23 mojo::InterfaceRequest<blink::mojom::OffscreenCanvasSurface> request) { |
36 mojo::MakeStrongBinding(base::MakeUnique<OffscreenCanvasSurfaceImpl>(), | 24 mojo::MakeStrongBinding(base::MakeUnique<OffscreenCanvasSurfaceImpl>(), |
37 std::move(request)); | 25 std::move(request)); |
38 } | 26 } |
39 | 27 |
40 void OffscreenCanvasSurfaceImpl::GetSurfaceId( | 28 void OffscreenCanvasSurfaceImpl::GetSurfaceId( |
41 const GetSurfaceIdCallback& callback) { | 29 const GetSurfaceIdCallback& callback) { |
42 DCHECK_CURRENTLY_ON(BrowserThread::UI); | 30 DCHECK_CURRENTLY_ON(BrowserThread::UI); |
43 | 31 |
44 surface_id_ = id_allocator_->GenerateId(); | 32 surface_id_ = id_allocator_->GenerateId(); |
45 | 33 |
46 callback.Run(surface_id_); | 34 callback.Run(surface_id_); |
47 } | 35 } |
48 | 36 |
49 void OffscreenCanvasSurfaceImpl::RequestSurfaceCreation( | |
50 const cc::SurfaceId& surface_id) { | |
51 cc::SurfaceManager* manager = GetSurfaceManager(); | |
52 if (!surface_factory_) { | |
53 surface_factory_ = base::MakeUnique<cc::SurfaceFactory>(manager, this); | |
54 } | |
55 surface_factory_->Create(surface_id); | |
56 } | |
57 | |
58 void OffscreenCanvasSurfaceImpl::Require(const cc::SurfaceId& surface_id, | 37 void OffscreenCanvasSurfaceImpl::Require(const cc::SurfaceId& surface_id, |
59 const cc::SurfaceSequence& sequence) { | 38 const cc::SurfaceSequence& sequence) { |
60 cc::SurfaceManager* manager = GetSurfaceManager(); | 39 cc::SurfaceManager* manager = GetSurfaceManager(); |
61 cc::Surface* surface = manager->GetSurfaceForId(surface_id); | 40 cc::Surface* surface = manager->GetSurfaceForId(surface_id); |
62 if (!surface) { | 41 if (!surface) { |
63 DLOG(ERROR) << "Attempting to require callback on nonexistent surface"; | 42 DLOG(ERROR) << "Attempting to require callback on nonexistent surface"; |
64 return; | 43 return; |
65 } | 44 } |
66 surface->AddDestructionDependency(sequence); | 45 surface->AddDestructionDependency(sequence); |
67 } | 46 } |
68 | 47 |
69 void OffscreenCanvasSurfaceImpl::Satisfy(const cc::SurfaceSequence& sequence) { | 48 void OffscreenCanvasSurfaceImpl::Satisfy(const cc::SurfaceSequence& sequence) { |
70 std::vector<uint32_t> sequences; | 49 std::vector<uint32_t> sequences; |
71 sequences.push_back(sequence.sequence); | 50 sequences.push_back(sequence.sequence); |
72 cc::SurfaceManager* manager = GetSurfaceManager(); | 51 cc::SurfaceManager* manager = GetSurfaceManager(); |
73 manager->DidSatisfySequences(sequence.client_id, &sequences); | 52 manager->DidSatisfySequences(sequence.client_id, &sequences); |
74 } | 53 } |
75 | 54 |
76 // TODO(619136): Implement cc::SurfaceFactoryClient functions for resources | |
77 // return. | |
78 void OffscreenCanvasSurfaceImpl::ReturnResources( | |
79 const cc::ReturnedResourceArray& resources) {} | |
80 | |
81 void OffscreenCanvasSurfaceImpl::WillDrawSurface(const cc::SurfaceId& id, | |
82 const gfx::Rect& damage_rect) { | |
83 } | |
84 | |
85 void OffscreenCanvasSurfaceImpl::SetBeginFrameSource( | |
86 cc::BeginFrameSource* begin_frame_source) {} | |
87 | |
88 } // namespace content | 55 } // namespace content |
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