Get rid of graphics layer anchor points, and replace with transform origin.

cc/layers/layer_impl_unittest.cc

 // Copyright 2011 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 "cc/output/filter_operation.h"
 #include "cc/output/filter_operations.h"
 #include "cc/test/fake_impl_proxy.h"
 #include "cc/test/fake_layer_tree_host_impl.h"
@@ skipping 103 matching lines @@
 
   root->SetScrollClipLayer(root_clip->id());
 
   // Adding children is an internal operation and should not mark layers as
   // changed.
   EXPECT_FALSE(root->LayerPropertyChanged());
   EXPECT_FALSE(child->LayerPropertyChanged());
   EXPECT_FALSE(grand_child->LayerPropertyChanged());
 
   gfx::PointF arbitrary_point_f = gfx::PointF(0.125f, 0.25f);
+  gfx::Point3F arbitrary_point_3f = gfx::Point3F(0.125f, 0.25f, 0.f);
   float arbitrary_number = 0.352f;
   gfx::Size arbitrary_size = gfx::Size(111, 222);
   gfx::Point arbitrary_point = gfx::Point(333, 444);
   gfx::Vector2d arbitrary_vector2d = gfx::Vector2d(111, 222);
   gfx::Rect arbitrary_rect = gfx::Rect(arbitrary_point, arbitrary_size);
   gfx::RectF arbitrary_rect_f =
       gfx::RectF(arbitrary_point_f, gfx::SizeF(1.234f, 5.678f));
   SkColor arbitrary_color = SkColorSetRGB(10, 20, 30);
   gfx::Transform arbitrary_transform;
   arbitrary_transform.Scale3d(0.1f, 0.2f, 0.3f);
   FilterOperations arbitrary_filters;
   arbitrary_filters.Append(FilterOperation::CreateOpacityFilter(0.5f));
   SkXfermode::Mode arbitrary_blend_mode = SkXfermode::kMultiply_Mode;
 
   // These properties are internal, and should not be considered "change" when
   // they are used.
   EXECUTE_AND_VERIFY_NEEDS_PUSH_PROPERTIES_AND_SUBTREE_DID_NOT_CHANGE(
       root->SetUpdateRect(arbitrary_rect_f));
   EXECUTE_AND_VERIFY_ONLY_LAYER_CHANGED(root->SetBounds(arbitrary_size));
 
   // Changing these properties affects the entire subtree of layers.
-  EXECUTE_AND_VERIFY_SUBTREE_CHANGED(root->SetAnchorPoint(arbitrary_point_f));
-  EXECUTE_AND_VERIFY_SUBTREE_CHANGED(root->SetAnchorPointZ(arbitrary_number));
+  EXECUTE_AND_VERIFY_SUBTREE_CHANGED(
+      root->SetTransformOrigin(arbitrary_point_3f));
   EXECUTE_AND_VERIFY_SUBTREE_CHANGED(root->SetFilters(arbitrary_filters));
   EXECUTE_AND_VERIFY_SUBTREE_CHANGED(root->SetFilters(FilterOperations()));
   EXECUTE_AND_VERIFY_SUBTREE_CHANGED(
       root->SetMaskLayer(LayerImpl::Create(host_impl.active_tree(), 9)));
   EXECUTE_AND_VERIFY_SUBTREE_CHANGED(root->SetMasksToBounds(true));
   EXECUTE_AND_VERIFY_SUBTREE_CHANGED(root->SetContentsOpaque(true));
   EXECUTE_AND_VERIFY_SUBTREE_CHANGED(
       root->SetReplicaLayer(LayerImpl::Create(host_impl.active_tree(), 10)));
   EXECUTE_AND_VERIFY_SUBTREE_CHANGED(root->SetPosition(arbitrary_point_f));
   EXECUTE_AND_VERIFY_SUBTREE_CHANGED(root->SetShouldFlattenTransform(false));
@@ skipping 38 matching lines @@
   EXECUTE_AND_VERIFY_NEEDS_PUSH_PROPERTIES_AND_SUBTREE_DID_NOT_CHANGE(
       root->SetScrollChildren(scroll_children));
   EXECUTE_AND_VERIFY_NEEDS_PUSH_PROPERTIES_AND_SUBTREE_DID_NOT_CHANGE(
       root->SetClipParent(clip_parent.get()));
   EXECUTE_AND_VERIFY_NEEDS_PUSH_PROPERTIES_AND_SUBTREE_DID_NOT_CHANGE(
       root->SetClipChildren(clip_children));
 
   // After setting all these properties already, setting to the exact same
   // values again should not cause any change.
   EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(
-      root->SetAnchorPoint(arbitrary_point_f));
-  EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(
-      root->SetAnchorPointZ(arbitrary_number));
+      root->SetTransformOrigin(arbitrary_point_3f));
   EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(root->SetMasksToBounds(true));
   EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(
       root->SetPosition(arbitrary_point_f));
   EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(
       root->SetShouldFlattenTransform(false));
   EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(root->SetIs3dSorted(true));
   EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(
       root->SetTransform(arbitrary_transform));
   EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(
       root->SetDoubleSided(false));  // constructor initializes it to "true".
@@ skipping 71 matching lines @@
   VERIFY_NEEDS_UPDATE_DRAW_PROPERTIES(
       layer->SetScrollDelta(arbitrary_vector2d));
   VERIFY_NO_NEEDS_UPDATE_DRAW_PROPERTIES(
       layer->SetScrollDelta(arbitrary_vector2d));
   VERIFY_NEEDS_UPDATE_DRAW_PROPERTIES(
       layer->SetScrollOffset(arbitrary_vector2d));
   VERIFY_NO_NEEDS_UPDATE_DRAW_PROPERTIES(
       layer->SetScrollOffset(arbitrary_vector2d));
 
   // Unrelated functions, always set to new values, always set needs update.
-  VERIFY_NEEDS_UPDATE_DRAW_PROPERTIES(layer->SetAnchorPointZ(arbitrary_number));
   VERIFY_NEEDS_UPDATE_DRAW_PROPERTIES(
       layer->SetMaskLayer(LayerImpl::Create(host_impl.active_tree(), 4)));
   VERIFY_NEEDS_UPDATE_DRAW_PROPERTIES(layer->SetMasksToBounds(true));
   VERIFY_NEEDS_UPDATE_DRAW_PROPERTIES(layer->SetContentsOpaque(true));
   VERIFY_NEEDS_UPDATE_DRAW_PROPERTIES(
       layer->SetReplicaLayer(LayerImpl::Create(host_impl.active_tree(), 5)));
   VERIFY_NEEDS_UPDATE_DRAW_PROPERTIES(layer->SetPosition(arbitrary_point_f));
   VERIFY_NEEDS_UPDATE_DRAW_PROPERTIES(layer->SetShouldFlattenTransform(false));
   VERIFY_NEEDS_UPDATE_DRAW_PROPERTIES(layer->SetIs3dSorted(true));
 
   VERIFY_NEEDS_UPDATE_DRAW_PROPERTIES(
       layer->SetDoubleSided(false));  // constructor initializes it to "true".
   VERIFY_NEEDS_UPDATE_DRAW_PROPERTIES(layer->SetContentBounds(arbitrary_size));
   VERIFY_NEEDS_UPDATE_DRAW_PROPERTIES(
       layer->SetContentsScale(arbitrary_number, arbitrary_number));
   VERIFY_NEEDS_UPDATE_DRAW_PROPERTIES(layer->SetDrawsContent(true));
   VERIFY_NEEDS_UPDATE_DRAW_PROPERTIES(
       layer->SetBackgroundColor(arbitrary_color));
   VERIFY_NEEDS_UPDATE_DRAW_PROPERTIES(
       layer->SetBackgroundFilters(arbitrary_filters));
   VERIFY_NEEDS_UPDATE_DRAW_PROPERTIES(layer->SetOpacity(arbitrary_number));
   VERIFY_NEEDS_UPDATE_DRAW_PROPERTIES(
       layer->SetBlendMode(arbitrary_blend_mode));
   VERIFY_NEEDS_UPDATE_DRAW_PROPERTIES(layer->SetTransform(arbitrary_transform));
   VERIFY_NEEDS_UPDATE_DRAW_PROPERTIES(layer->SetBounds(arbitrary_size));
 
   // Unrelated functions, set to the same values, no needs update.
   VERIFY_NO_NEEDS_UPDATE_DRAW_PROPERTIES(
-      layer->SetAnchorPointZ(arbitrary_number));
-  VERIFY_NO_NEEDS_UPDATE_DRAW_PROPERTIES(
       layer->SetIsRootForIsolatedGroup(true));
   VERIFY_NO_NEEDS_UPDATE_DRAW_PROPERTIES(layer->SetFilters(arbitrary_filters));
   VERIFY_NO_NEEDS_UPDATE_DRAW_PROPERTIES(layer->SetMasksToBounds(true));
   VERIFY_NO_NEEDS_UPDATE_DRAW_PROPERTIES(layer->SetContentsOpaque(true));
   VERIFY_NO_NEEDS_UPDATE_DRAW_PROPERTIES(layer->SetPosition(arbitrary_point_f));
   VERIFY_NO_NEEDS_UPDATE_DRAW_PROPERTIES(layer->SetIs3dSorted(true));
   VERIFY_NO_NEEDS_UPDATE_DRAW_PROPERTIES(
       layer->SetDoubleSided(false));  // constructor initializes it to "true".
   VERIFY_NO_NEEDS_UPDATE_DRAW_PROPERTIES(
       layer->SetContentBounds(arbitrary_size));
@@ skipping 318 matching lines @@
   layer()->set_user_scrollable_vertical(false);
   layer()->SetScrollOffset(scroll_offset);
   gfx::Vector2dF unscrolled = layer()->ScrollBy(scroll_delta);
 
   EXPECT_VECTOR_EQ(gfx::Vector2dF(0, 8.5f), unscrolled);
   EXPECT_VECTOR_EQ(gfx::Vector2dF(30.5f, 5), layer()->TotalScrollOffset());
 }
 
 }  // namespace
 }  // namespace cc