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| 1 // Copyright 2012 The Chromium Authors. All rights reserved. | 1 // Copyright 2012 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/layers/layer_impl.h" | 5 #include "cc/layers/layer_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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| 59 user_scrollable_vertical_(true), | 59 user_scrollable_vertical_(true), |
| 60 should_flatten_transform_from_property_tree_(false), | 60 should_flatten_transform_from_property_tree_(false), |
| 61 layer_property_changed_(false), | 61 layer_property_changed_(false), |
| 62 may_contain_video_(false), | 62 may_contain_video_(false), |
| 63 masks_to_bounds_(false), | 63 masks_to_bounds_(false), |
| 64 contents_opaque_(false), | 64 contents_opaque_(false), |
| 65 use_parent_backface_visibility_(false), | 65 use_parent_backface_visibility_(false), |
| 66 use_local_transform_for_backface_visibility_(false), | 66 use_local_transform_for_backface_visibility_(false), |
| 67 should_check_backface_visibility_(false), | 67 should_check_backface_visibility_(false), |
| 68 draws_content_(false), | 68 draws_content_(false), |
| 69 is_drawn_render_surface_layer_list_member_(false), | 69 contributes_to_drawn_render_surface_(false), |
| 70 was_ever_ready_since_last_transform_animation_(true), | 70 was_ever_ready_since_last_transform_animation_(true), |
| 71 background_color_(0), | 71 background_color_(0), |
| 72 safe_opaque_background_color_(0), | 72 safe_opaque_background_color_(0), |
| 73 transform_tree_index_(TransformTree::kInvalidNodeId), | 73 transform_tree_index_(TransformTree::kInvalidNodeId), |
| 74 effect_tree_index_(EffectTree::kInvalidNodeId), | 74 effect_tree_index_(EffectTree::kInvalidNodeId), |
| 75 clip_tree_index_(ClipTree::kInvalidNodeId), | 75 clip_tree_index_(ClipTree::kInvalidNodeId), |
| 76 scroll_tree_index_(ScrollTree::kInvalidNodeId), | 76 scroll_tree_index_(ScrollTree::kInvalidNodeId), |
| 77 current_draw_mode_(DRAW_MODE_NONE), | 77 current_draw_mode_(DRAW_MODE_NONE), |
| 78 mutable_properties_(MutableProperty::kNone), | 78 mutable_properties_(MutableProperty::kNone), |
| 79 debug_info_(nullptr), | 79 debug_info_(nullptr), |
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| 859 } | 859 } |
| 860 | 860 |
| 861 size_t LayerImpl::GPUMemoryUsageInBytes() const { return 0; } | 861 size_t LayerImpl::GPUMemoryUsageInBytes() const { return 0; } |
| 862 | 862 |
| 863 void LayerImpl::RunMicroBenchmark(MicroBenchmarkImpl* benchmark) { | 863 void LayerImpl::RunMicroBenchmark(MicroBenchmarkImpl* benchmark) { |
| 864 benchmark->RunOnLayer(this); | 864 benchmark->RunOnLayer(this); |
| 865 } | 865 } |
| 866 | 866 |
| 867 gfx::Transform LayerImpl::DrawTransform() const { | 867 gfx::Transform LayerImpl::DrawTransform() const { |
| 868 // Only drawn layers have up-to-date draw properties. | 868 // Only drawn layers have up-to-date draw properties. |
| 869 if (!is_drawn_render_surface_layer_list_member()) { | 869 if (!contributes_to_drawn_render_surface()) { |
| 870 if (GetPropertyTrees()->non_root_surfaces_enabled) { | 870 if (GetPropertyTrees()->non_root_surfaces_enabled) { |
| 871 return draw_property_utils::DrawTransform(this, GetTransformTree(), | 871 return draw_property_utils::DrawTransform(this, GetTransformTree(), |
| 872 GetEffectTree()); | 872 GetEffectTree()); |
| 873 } else { | 873 } else { |
| 874 return draw_property_utils::ScreenSpaceTransform(this, | 874 return draw_property_utils::ScreenSpaceTransform(this, |
| 875 GetTransformTree()); | 875 GetTransformTree()); |
| 876 } | 876 } |
| 877 } | 877 } |
| 878 | 878 |
| 879 return draw_properties().target_space_transform; | 879 return draw_properties().target_space_transform; |
| 880 } | 880 } |
| 881 | 881 |
| 882 gfx::Transform LayerImpl::ScreenSpaceTransform() const { | 882 gfx::Transform LayerImpl::ScreenSpaceTransform() const { |
| 883 // Only drawn layers have up-to-date draw properties. | 883 // Only drawn layers have up-to-date draw properties. |
| 884 if (!is_drawn_render_surface_layer_list_member()) { | 884 if (!contributes_to_drawn_render_surface()) { |
| 885 return draw_property_utils::ScreenSpaceTransform(this, GetTransformTree()); | 885 return draw_property_utils::ScreenSpaceTransform(this, GetTransformTree()); |
| 886 } | 886 } |
| 887 | 887 |
| 888 return draw_properties().screen_space_transform; | 888 return draw_properties().screen_space_transform; |
| 889 } | 889 } |
| 890 | 890 |
| 891 bool LayerImpl::CanUseLCDText() const { | 891 bool LayerImpl::CanUseLCDText() const { |
| 892 if (layer_tree_impl()->settings().layers_always_allowed_lcd_text) | 892 if (layer_tree_impl()->settings().layers_always_allowed_lcd_text) |
| 893 return true; | 893 return true; |
| 894 if (!layer_tree_impl()->settings().can_use_lcd_text) | 894 if (!layer_tree_impl()->settings().can_use_lcd_text) |
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| 980 | 980 |
| 981 ScrollTree& LayerImpl::GetScrollTree() const { | 981 ScrollTree& LayerImpl::GetScrollTree() const { |
| 982 return GetPropertyTrees()->scroll_tree; | 982 return GetPropertyTrees()->scroll_tree; |
| 983 } | 983 } |
| 984 | 984 |
| 985 TransformTree& LayerImpl::GetTransformTree() const { | 985 TransformTree& LayerImpl::GetTransformTree() const { |
| 986 return GetPropertyTrees()->transform_tree; | 986 return GetPropertyTrees()->transform_tree; |
| 987 } | 987 } |
| 988 | 988 |
| 989 } // namespace cc | 989 } // namespace cc |
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