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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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1137 | 1137 |
1138 // Resourceless draw do not need tiles and should not affect existing tile | 1138 // Resourceless draw do not need tiles and should not affect existing tile |
1139 // priorities. | 1139 // priorities. |
1140 if (!is_in_resourceless_software_draw_mode()) { | 1140 if (!is_in_resourceless_software_draw_mode()) { |
1141 TRACE_EVENT_BEGIN2("cc", "LayerTreeImpl::UpdateDrawProperties::UpdateTiles", | 1141 TRACE_EVENT_BEGIN2("cc", "LayerTreeImpl::UpdateDrawProperties::UpdateTiles", |
1142 "IsActive", IsActiveTree(), "SourceFrameNumber", | 1142 "IsActive", IsActiveTree(), "SourceFrameNumber", |
1143 source_frame_number_); | 1143 source_frame_number_); |
1144 size_t layers_updated_count = 0; | 1144 size_t layers_updated_count = 0; |
1145 bool tile_priorities_updated = false; | 1145 bool tile_priorities_updated = false; |
1146 for (PictureLayerImpl* layer : picture_layers_) { | 1146 for (PictureLayerImpl* layer : picture_layers_) { |
1147 if (!layer->contributes_to_drawn_render_surface()) | 1147 if (!layer->HasValidTilePriorities()) |
1148 continue; | 1148 continue; |
1149 ++layers_updated_count; | 1149 ++layers_updated_count; |
1150 tile_priorities_updated |= layer->UpdateTiles(); | 1150 tile_priorities_updated |= layer->UpdateTiles(); |
1151 } | 1151 } |
1152 | 1152 |
1153 if (tile_priorities_updated) | 1153 if (tile_priorities_updated) |
1154 DidModifyTilePriorities(); | 1154 DidModifyTilePriorities(); |
1155 | 1155 |
1156 TRACE_EVENT_END1("cc", "LayerTreeImpl::UpdateDrawProperties::UpdateTiles", | 1156 TRACE_EVENT_END1("cc", "LayerTreeImpl::UpdateDrawProperties::UpdateTiles", |
1157 "layers_updated_count", layers_updated_count); | 1157 "layers_updated_count", layers_updated_count); |
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2117 | 2117 |
2118 void LayerTreeImpl::ResetAllChangeTracking() { | 2118 void LayerTreeImpl::ResetAllChangeTracking() { |
2119 layers_that_should_push_properties_.clear(); | 2119 layers_that_should_push_properties_.clear(); |
2120 // Iterate over all layers, including masks. | 2120 // Iterate over all layers, including masks. |
2121 for (auto& layer : *layers_) | 2121 for (auto& layer : *layers_) |
2122 layer->ResetChangeTracking(); | 2122 layer->ResetChangeTracking(); |
2123 property_trees_.ResetAllChangeTracking(); | 2123 property_trees_.ResetAllChangeTracking(); |
2124 } | 2124 } |
2125 | 2125 |
2126 } // namespace cc | 2126 } // namespace cc |
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