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1 // Copyright 2011 The Chromium Authors. All rights reserved. | 1 // Copyright 2011 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/trees/layer_tree_impl.h" | 5 #include "cc/trees/layer_tree_impl.h" |
6 | 6 |
7 #include <stddef.h> | 7 #include <stddef.h> |
8 #include <stdint.h> | 8 #include <stdint.h> |
9 | 9 |
10 #include <algorithm> | 10 #include <algorithm> |
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1172 | 1172 |
1173 // Resourceless draw do not need tiles and should not affect existing tile | 1173 // Resourceless draw do not need tiles and should not affect existing tile |
1174 // priorities. | 1174 // priorities. |
1175 if (!is_in_resourceless_software_draw_mode()) { | 1175 if (!is_in_resourceless_software_draw_mode()) { |
1176 TRACE_EVENT_BEGIN2("cc", "LayerTreeImpl::UpdateDrawProperties::UpdateTiles", | 1176 TRACE_EVENT_BEGIN2("cc", "LayerTreeImpl::UpdateDrawProperties::UpdateTiles", |
1177 "IsActive", IsActiveTree(), "SourceFrameNumber", | 1177 "IsActive", IsActiveTree(), "SourceFrameNumber", |
1178 source_frame_number_); | 1178 source_frame_number_); |
1179 size_t layers_updated_count = 0; | 1179 size_t layers_updated_count = 0; |
1180 bool tile_priorities_updated = false; | 1180 bool tile_priorities_updated = false; |
1181 for (PictureLayerImpl* layer : picture_layers_) { | 1181 for (PictureLayerImpl* layer : picture_layers_) { |
1182 if (!layer->contributes_to_drawn_render_surface()) | 1182 if (!layer->HasValidTilePriorities()) |
1183 continue; | 1183 continue; |
1184 ++layers_updated_count; | 1184 ++layers_updated_count; |
1185 tile_priorities_updated |= layer->UpdateTiles(); | 1185 tile_priorities_updated |= layer->UpdateTiles(); |
1186 } | 1186 } |
1187 | 1187 |
1188 if (tile_priorities_updated) | 1188 if (tile_priorities_updated) |
1189 DidModifyTilePriorities(); | 1189 DidModifyTilePriorities(); |
1190 | 1190 |
1191 TRACE_EVENT_END1("cc", "LayerTreeImpl::UpdateDrawProperties::UpdateTiles", | 1191 TRACE_EVENT_END1("cc", "LayerTreeImpl::UpdateDrawProperties::UpdateTiles", |
1192 "layers_updated_count", layers_updated_count); | 1192 "layers_updated_count", layers_updated_count); |
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2134 | 2134 |
2135 void LayerTreeImpl::ResetAllChangeTracking() { | 2135 void LayerTreeImpl::ResetAllChangeTracking() { |
2136 layers_that_should_push_properties_.clear(); | 2136 layers_that_should_push_properties_.clear(); |
2137 // Iterate over all layers, including masks. | 2137 // Iterate over all layers, including masks. |
2138 for (auto& layer : *layers_) | 2138 for (auto& layer : *layers_) |
2139 layer->ResetChangeTracking(); | 2139 layer->ResetChangeTracking(); |
2140 property_trees_.ResetAllChangeTracking(); | 2140 property_trees_.ResetAllChangeTracking(); |
2141 } | 2141 } |
2142 | 2142 |
2143 } // namespace cc | 2143 } // namespace cc |
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