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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 "cc/surfaces/frame_sink_manager.h" | 5 #include "cc/surfaces/frame_sink_manager.h" |
6 | 6 |
7 #include <stddef.h> | 7 #include <stddef.h> |
8 #include <stdint.h> | 8 #include <stdint.h> |
9 | 9 |
10 #include "base/logging.h" | 10 #include "base/logging.h" |
11 #include "cc/surfaces/frame_sink_manager_client.h" | 11 #include "cc/surfaces/frame_sink_manager_client.h" |
12 #include "cc/surfaces/surface_factory_client.h" | |
13 | 12 |
14 #if DCHECK_IS_ON() | 13 #if DCHECK_IS_ON() |
15 #include <sstream> | 14 #include <sstream> |
16 #endif | 15 #endif |
17 | 16 |
18 namespace cc { | 17 namespace cc { |
19 | 18 |
20 FrameSinkManager::FrameSinkSourceMapping::FrameSinkSourceMapping() | 19 FrameSinkManager::FrameSinkSourceMapping::FrameSinkSourceMapping() |
21 : source(nullptr) {} | 20 : source(nullptr) {} |
22 | 21 |
23 FrameSinkManager::FrameSinkSourceMapping::FrameSinkSourceMapping( | 22 FrameSinkManager::FrameSinkSourceMapping::FrameSinkSourceMapping( |
24 const FrameSinkSourceMapping& other) = default; | 23 const FrameSinkSourceMapping& other) = default; |
25 | 24 |
26 FrameSinkManager::FrameSinkSourceMapping::~FrameSinkSourceMapping() {} | 25 FrameSinkManager::FrameSinkSourceMapping::~FrameSinkSourceMapping() {} |
27 | 26 |
28 FrameSinkManager::FrameSinkManager() {} | 27 FrameSinkManager::FrameSinkManager() {} |
29 | 28 |
30 FrameSinkManager::~FrameSinkManager() { | 29 FrameSinkManager::~FrameSinkManager() { |
31 // All surface factory clients should be unregistered prior to SurfaceManager | 30 // All CompositorFrameSinks should be unregistered prior to |
32 // destruction. | 31 // SurfaceManager destruction. |
33 DCHECK_EQ(clients_.size(), 0u); | 32 DCHECK_EQ(clients_.size(), 0u); |
34 DCHECK_EQ(registered_sources_.size(), 0u); | 33 DCHECK_EQ(registered_sources_.size(), 0u); |
35 } | 34 } |
36 | 35 |
37 void FrameSinkManager::RegisterFrameSinkId(const FrameSinkId& frame_sink_id) { | 36 void FrameSinkManager::RegisterFrameSinkId(const FrameSinkId& frame_sink_id) { |
38 bool inserted = valid_frame_sink_ids_.insert(frame_sink_id).second; | 37 bool inserted = valid_frame_sink_ids_.insert(frame_sink_id).second; |
39 DCHECK(inserted); | 38 DCHECK(inserted); |
40 } | 39 } |
41 | 40 |
42 void FrameSinkManager::InvalidateFrameSinkId(const FrameSinkId& frame_sink_id) { | 41 void FrameSinkManager::InvalidateFrameSinkId(const FrameSinkId& frame_sink_id) { |
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120 | 119 |
121 void FrameSinkManager::RecursivelyDetachBeginFrameSource( | 120 void FrameSinkManager::RecursivelyDetachBeginFrameSource( |
122 const FrameSinkId& frame_sink_id, | 121 const FrameSinkId& frame_sink_id, |
123 BeginFrameSource* source) { | 122 BeginFrameSource* source) { |
124 auto iter = frame_sink_source_map_.find(frame_sink_id); | 123 auto iter = frame_sink_source_map_.find(frame_sink_id); |
125 if (iter == frame_sink_source_map_.end()) | 124 if (iter == frame_sink_source_map_.end()) |
126 return; | 125 return; |
127 if (iter->second.source == source) { | 126 if (iter->second.source == source) { |
128 iter->second.source = nullptr; | 127 iter->second.source = nullptr; |
129 auto client_iter = clients_.find(frame_sink_id); | 128 auto client_iter = clients_.find(frame_sink_id); |
130 if (client_iter != clients_.end()) | 129 if (client_iter != clients_.end()) { |
danakj
2017/05/03 16:08:39
unrelated diff
Alex Z.
2017/05/03 18:07:37
Done.
| |
131 client_iter->second->SetBeginFrameSource(nullptr); | 130 client_iter->second->SetBeginFrameSource(nullptr); |
131 } | |
132 } | 132 } |
133 | 133 |
134 if (!iter->second.has_children() && !clients_.count(frame_sink_id)) { | 134 if (!iter->second.has_children() && !clients_.count(frame_sink_id)) { |
135 frame_sink_source_map_.erase(iter); | 135 frame_sink_source_map_.erase(iter); |
136 return; | 136 return; |
137 } | 137 } |
138 | 138 |
139 std::vector<FrameSinkId>& children = iter->second.children; | 139 std::vector<FrameSinkId>& children = iter->second.children; |
140 for (size_t i = 0; i < children.size(); ++i) { | 140 for (size_t i = 0; i < children.size(); ++i) { |
141 RecursivelyDetachBeginFrameSource(children[i], source); | 141 RecursivelyDetachBeginFrameSource(children[i], source); |
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200 for (size_t i = 0; i < children.size(); ++i) { | 200 for (size_t i = 0; i < children.size(); ++i) { |
201 if (children[i] == child_frame_sink_id) { | 201 if (children[i] == child_frame_sink_id) { |
202 found_child = true; | 202 found_child = true; |
203 children[i] = children.back(); | 203 children[i] = children.back(); |
204 children.resize(children.size() - 1); | 204 children.resize(children.size() - 1); |
205 break; | 205 break; |
206 } | 206 } |
207 } | 207 } |
208 DCHECK(found_child); | 208 DCHECK(found_child); |
209 | 209 |
210 // The SurfaceFactoryClient and hierarchy can be registered/unregistered | 210 // The CompositorFrameSinkSupport and hierarchy can be registered/unregistered |
211 // in either order, so empty frame_sink_source_map entries need to be | 211 // in either order, so empty frame_sink_source_map entries need to be |
212 // checked when removing either clients or relationships. | 212 // checked when removing either clients or relationships. |
213 if (!iter->second.has_children() && !clients_.count(parent_frame_sink_id) && | 213 if (!iter->second.has_children() && !clients_.count(parent_frame_sink_id) && |
214 !iter->second.source) { | 214 !iter->second.source) { |
215 frame_sink_source_map_.erase(iter); | 215 frame_sink_source_map_.erase(iter); |
216 return; | 216 return; |
217 } | 217 } |
218 | 218 |
219 // If the parent does not have a begin frame source, then disconnecting it | 219 // If the parent does not have a begin frame source, then disconnecting it |
220 // will not change any of its children. | 220 // will not change any of its children. |
221 BeginFrameSource* parent_source = iter->second.source; | 221 BeginFrameSource* parent_source = iter->second.source; |
222 if (!parent_source) | 222 if (!parent_source) |
223 return; | 223 return; |
224 | 224 |
225 // TODO(enne): these walks could be done in one step. | 225 // TODO(enne): these walks could be done in one step. |
226 RecursivelyDetachBeginFrameSource(child_frame_sink_id, parent_source); | 226 RecursivelyDetachBeginFrameSource(child_frame_sink_id, parent_source); |
227 for (auto source_iter : registered_sources_) | 227 for (auto source_iter : registered_sources_) |
228 RecursivelyAttachBeginFrameSource(source_iter.second, source_iter.first); | 228 RecursivelyAttachBeginFrameSource(source_iter.second, source_iter.first); |
229 } | 229 } |
230 | 230 |
231 } // namespace cc | 231 } // namespace cc |
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