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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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1025 const RenderSurfaceImpl* occlusion_surface = | 1025 const RenderSurfaceImpl* occlusion_surface = |
1026 occlusion_tracker.OcclusionSurfaceForContributingSurface(); | 1026 occlusion_tracker.OcclusionSurfaceForContributingSurface(); |
1027 gfx::Transform draw_transform; | 1027 gfx::Transform draw_transform; |
1028 if (occlusion_surface) { | 1028 if (occlusion_surface) { |
1029 // We are calculating transform between two render surfaces. So, we | 1029 // We are calculating transform between two render surfaces. So, we |
1030 // need to apply the surface contents scale at target and remove the | 1030 // need to apply the surface contents scale at target and remove the |
1031 // surface contents scale at source. | 1031 // surface contents scale at source. |
1032 property_trees()->ComputeTransformToTarget( | 1032 property_trees()->ComputeTransformToTarget( |
1033 it->render_surface()->TransformTreeIndex(), | 1033 it->render_surface()->TransformTreeIndex(), |
1034 occlusion_surface->EffectTreeIndex(), &draw_transform); | 1034 occlusion_surface->EffectTreeIndex(), &draw_transform); |
1035 // We don't have to apply surface contents scale when target is root. | 1035 const EffectNode* occlusion_effect_node = |
1036 if (occlusion_surface->EffectTreeIndex() != | 1036 property_trees()->effect_tree.Node( |
1037 EffectTree::kContentsRootNodeId) { | 1037 occlusion_surface->EffectTreeIndex()); |
1038 const EffectNode* occlusion_effect_node = | 1038 draw_property_utils::PostConcatSurfaceContentsScale( |
1039 property_trees()->effect_tree.Node( | 1039 occlusion_effect_node, &draw_transform); |
1040 occlusion_surface->EffectTreeIndex()); | |
1041 draw_property_utils::PostConcatSurfaceContentsScale( | |
1042 occlusion_effect_node, &draw_transform); | |
1043 } | |
1044 const EffectNode* effect_node = property_trees()->effect_tree.Node( | 1040 const EffectNode* effect_node = property_trees()->effect_tree.Node( |
1045 it->render_surface()->EffectTreeIndex()); | 1041 it->render_surface()->EffectTreeIndex()); |
1046 draw_property_utils::ConcatInverseSurfaceContentsScale( | 1042 draw_property_utils::ConcatInverseSurfaceContentsScale( |
1047 effect_node, &draw_transform); | 1043 effect_node, &draw_transform); |
1048 } | 1044 } |
1049 | 1045 |
1050 Occlusion occlusion = | 1046 Occlusion occlusion = |
1051 occlusion_tracker.GetCurrentOcclusionForContributingSurface( | 1047 occlusion_tracker.GetCurrentOcclusionForContributingSurface( |
1052 draw_transform); | 1048 draw_transform); |
1053 it->render_surface()->set_occlusion_in_content_space(occlusion); | 1049 it->render_surface()->set_occlusion_in_content_space(occlusion); |
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2073 | 2069 |
2074 void LayerTreeImpl::ResetAllChangeTracking() { | 2070 void LayerTreeImpl::ResetAllChangeTracking() { |
2075 layers_that_should_push_properties_.clear(); | 2071 layers_that_should_push_properties_.clear(); |
2076 // Iterate over all layers, including masks. | 2072 // Iterate over all layers, including masks. |
2077 for (auto& layer : *layers_) | 2073 for (auto& layer : *layers_) |
2078 layer->ResetChangeTracking(); | 2074 layer->ResetChangeTracking(); |
2079 property_trees_.ResetAllChangeTracking(); | 2075 property_trees_.ResetAllChangeTracking(); |
2080 } | 2076 } |
2081 | 2077 |
2082 } // namespace cc | 2078 } // namespace cc |
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