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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_host.h" | 5 #include "cc/trees/layer_tree_host.h" |
6 | 6 |
7 #include <algorithm> | 7 #include <algorithm> |
8 #include <stack> | 8 #include <stack> |
9 #include <string> | 9 #include <string> |
10 | 10 |
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772 Layer* root_scroll = FindFirstScrollableLayer(root_layer); | 772 Layer* root_scroll = FindFirstScrollableLayer(root_layer); |
773 Layer* page_scale_layer = page_scale_layer_.get(); | 773 Layer* page_scale_layer = page_scale_layer_.get(); |
774 if (!page_scale_layer && root_scroll) | 774 if (!page_scale_layer && root_scroll) |
775 page_scale_layer = root_scroll->parent(); | 775 page_scale_layer = root_scroll->parent(); |
776 | 776 |
777 if (hud_layer_.get()) { | 777 if (hud_layer_.get()) { |
778 hud_layer_->PrepareForCalculateDrawProperties(device_viewport_size(), | 778 hud_layer_->PrepareForCalculateDrawProperties(device_viewport_size(), |
779 device_scale_factor_); | 779 device_scale_factor_); |
780 } | 780 } |
781 | 781 |
782 bool can_render_to_separate_surface = true; | |
783 | 782 |
784 TRACE_EVENT0("cc", "LayerTreeHost::UpdateLayers::CalcDrawProps"); | 783 TRACE_EVENT0("cc", "LayerTreeHost::UpdateLayers::CalcDrawProps"); |
785 | 784 |
786 LayerTreeHostCommon::PreCalculateMetaInformation(root_layer); | 785 LayerTreeHostCommon::PreCalculateMetaInformation(root_layer); |
787 | 786 |
788 bool preserves_2d_axis_alignment = false; | |
789 gfx::Transform identity_transform; | 787 gfx::Transform identity_transform; |
790 LayerList update_layer_list; | 788 LayerList update_layer_list; |
791 | 789 |
792 LayerTreeHostCommon::UpdateRenderSurfaces( | |
793 root_layer, can_render_to_separate_surface, identity_transform, | |
794 preserves_2d_axis_alignment); | |
795 { | 790 { |
796 TRACE_EVENT0(TRACE_DISABLED_BY_DEFAULT("cc.debug.cdp-perf"), | 791 TRACE_EVENT0(TRACE_DISABLED_BY_DEFAULT("cc.debug.cdp-perf"), |
797 "LayerTreeHostCommon::ComputeVisibleRectsWithPropertyTrees"); | 792 "LayerTreeHostCommon::ComputeVisibleRectsWithPropertyTrees"); |
| 793 bool can_render_to_separate_surface = true; |
798 BuildPropertyTreesAndComputeVisibleRects( | 794 BuildPropertyTreesAndComputeVisibleRects( |
799 root_layer, page_scale_layer, inner_viewport_scroll_layer_.get(), | 795 root_layer, page_scale_layer, inner_viewport_scroll_layer_.get(), |
800 outer_viewport_scroll_layer_.get(), overscroll_elasticity_layer_.get(), | 796 outer_viewport_scroll_layer_.get(), overscroll_elasticity_layer_.get(), |
801 elastic_overscroll_, page_scale_factor_, device_scale_factor_, | 797 elastic_overscroll_, page_scale_factor_, device_scale_factor_, |
802 gfx::Rect(device_viewport_size_), identity_transform, | 798 gfx::Rect(device_viewport_size_), identity_transform, |
803 can_render_to_separate_surface, &property_trees_, &update_layer_list); | 799 can_render_to_separate_surface, &property_trees_, &update_layer_list); |
804 } | 800 } |
805 | 801 |
806 for (const auto& layer : update_layer_list) | 802 for (const auto& layer : update_layer_list) |
807 layer->SavePaintProperties(); | 803 layer->SavePaintProperties(); |
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1259 return compositor_mode_ == CompositorMode::SingleThreaded; | 1255 return compositor_mode_ == CompositorMode::SingleThreaded; |
1260 } | 1256 } |
1261 | 1257 |
1262 bool LayerTreeHost::IsThreaded() const { | 1258 bool LayerTreeHost::IsThreaded() const { |
1263 DCHECK(compositor_mode_ != CompositorMode::Threaded || | 1259 DCHECK(compositor_mode_ != CompositorMode::Threaded || |
1264 task_runner_provider_->HasImplThread()); | 1260 task_runner_provider_->HasImplThread()); |
1265 return compositor_mode_ == CompositorMode::Threaded; | 1261 return compositor_mode_ == CompositorMode::Threaded; |
1266 } | 1262 } |
1267 | 1263 |
1268 } // namespace cc | 1264 } // namespace cc |
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