Rendering context information added to SharedQuadState

cc/layers/layer_impl.cc

 // Copyright 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "cc/layers/layer_impl.h"
 
 #include "base/debug/trace_event.h"
 #include "base/json/json_reader.h"
 #include "base/strings/stringprintf.h"
 #include "cc/animation/animation_registrar.h"
@@ skipping 43 matching lines @@
       masks_to_bounds_(false),
       contents_opaque_(false),
       is_root_for_isolated_group_(false),
       use_parent_backface_visibility_(false),
       draw_checkerboard_for_missing_tiles_(false),
       draws_content_(false),
       hide_layer_and_subtree_(false),
       force_render_surface_(false),
       transform_is_invertible_(true),
       is_container_for_fixed_position_layers_(false),
-      is_3d_sorted_(false),
       background_color_(0),
       opacity_(1.0),
       blend_mode_(SkXfermode::kSrcOver_Mode),
       draw_depth_(0.f),
       needs_push_properties_(false),
       num_dependents_need_push_properties_(0),
+      sorting_context_id_(0),
       current_draw_mode_(DRAW_MODE_NONE) {
   DCHECK_GT(layer_id_, 0);
   DCHECK(layer_tree_impl_);
   layer_tree_impl_->RegisterLayer(this);
   AnimationRegistrar* registrar = layer_tree_impl_->animationRegistrar();
   layer_animation_controller_ =
       registrar->GetAnimationControllerForId(layer_id_);
   layer_animation_controller_->AddValueObserver(this);
   if (IsActive())
     layer_animation_controller_->set_value_provider(this);
@@ skipping 160 matching lines @@
     draw_properties_.render_surface->layer_list().clear();
 }
 
 void LayerImpl::PopulateSharedQuadState(SharedQuadState* state) const {
   state->SetAll(draw_properties_.target_space_transform,
                 draw_properties_.content_bounds,
                 draw_properties_.visible_content_rect,
                 draw_properties_.clip_rect,
                 draw_properties_.is_clipped,
                 draw_properties_.opacity,
-                blend_mode_);
+                blend_mode_,
+                sorting_context_id_);
 }
 
 bool LayerImpl::WillDraw(DrawMode draw_mode,
                          ResourceProvider* resource_provider) {
   // WillDraw/DidDraw must be matched.
   DCHECK_NE(DRAW_MODE_NONE, draw_mode);
   DCHECK_EQ(DRAW_MODE_NONE, current_draw_mode_);
   current_draw_mode_ = draw_mode;
   return true;
 }
@@ skipping 247 matching lines @@
   layer->SetTouchEventHandlerRegion(touch_event_handler_region_);
   layer->SetContentsOpaque(contents_opaque_);
   layer->SetOpacity(opacity_);
   layer->SetBlendMode(blend_mode_);
   layer->SetIsRootForIsolatedGroup(is_root_for_isolated_group_);
   layer->SetPosition(position_);
   layer->SetIsContainerForFixedPositionLayers(
       is_container_for_fixed_position_layers_);
   layer->SetPositionConstraint(position_constraint_);
   layer->SetShouldFlattenTransform(should_flatten_transform_);
-  layer->SetIs3dSorted(is_3d_sorted_);
   layer->SetUseParentBackfaceVisibility(use_parent_backface_visibility_);
   layer->SetTransformAndInvertibility(transform_, transform_is_invertible_);
 
   layer->SetScrollClipLayer(scroll_clip_layer_ ? scroll_clip_layer_->id()
                                                : Layer::INVALID_ID);
   layer->set_user_scrollable_horizontal(user_scrollable_horizontal_);
   layer->set_user_scrollable_vertical(user_scrollable_vertical_);
   layer->SetScrollOffsetAndDelta(
       scroll_offset_, layer->ScrollDelta() - layer->sent_scroll_delta());
   layer->SetSentScrollDelta(gfx::Vector2d());
+  layer->Set3dSortingContextId(sorting_context_id_);
 
   LayerImpl* scroll_parent = NULL;
   if (scroll_parent_) {
     scroll_parent = layer->layer_tree_impl()->LayerById(scroll_parent_->id());
     DCHECK(scroll_parent);
   }
 
   layer->SetScrollParent(scroll_parent);
   if (scroll_children_) {
     std::set<LayerImpl*>* scroll_children = new std::set<LayerImpl*>;
@@ skipping 88 matching lines @@
 
   const gfx::Transform& gfx_transform = draw_properties_.target_space_transform;
   double transform[16];
   gfx_transform.matrix().asColMajord(transform);
   list = new base::ListValue;
   for (int i = 0; i < 16; ++i)
     list->AppendDouble(transform[i]);
   result->Set("DrawTransform", list);
 
   result->SetBoolean("DrawsContent", draws_content_);
-  result->SetBoolean("Is3DSorted", is_3d_sorted_);
+  result->SetBoolean("Is3dSorted", Is3dSorted());
   result->SetDouble("Opacity", opacity());
   result->SetBoolean("ContentsOpaque", contents_opaque_);
 
   if (scrollable())
     result->SetBoolean("Scrollable", true);
 
   if (have_wheel_event_handlers_)
     result->SetBoolean("WheelHandler", have_wheel_event_handlers_);
   if (have_scroll_event_handlers_)
     result->SetBoolean("ScrollHandler", have_scroll_event_handlers_);
@@ skipping 322 matching lines @@
 }
 
 void LayerImpl::SetShouldFlattenTransform(bool flatten) {
   if (should_flatten_transform_ == flatten)
     return;
 
   should_flatten_transform_ = flatten;
   NoteLayerPropertyChangedForSubtree();
 }
 
-void LayerImpl::SetIs3dSorted(bool sorted) {
-  if (is_3d_sorted_ == sorted)
+void LayerImpl::Set3dSortingContextId(int id) {
+  if (id == sorting_context_id_)
     return;
-
-  is_3d_sorted_ = sorted;
+  sorting_context_id_ = id;
   NoteLayerPropertyChangedForSubtree();
 }
 
 void LayerImpl::SetTransform(const gfx::Transform& transform) {
   if (transform_ == transform)
     return;
 
   transform_ = transform;
   transform_is_invertible_ = transform_.IsInvertible();
   NoteLayerPropertyChangedForSubtree();
@@ skipping 505 matching lines @@
 scoped_ptr<base::Value> LayerImpl::AsValue() const {
   scoped_ptr<base::DictionaryValue> state(new base::DictionaryValue());
   AsValueInto(state.get());
   return state.PassAs<base::Value>();
 }
 
 void LayerImpl::RunMicroBenchmark(MicroBenchmarkImpl* benchmark) {
   benchmark->RunOnLayer(this);
 }
 }  // namespace cc