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Unified Diff: cc/trees/layer_tree_host_common_unittest.cc

Issue 226283004: Rasterize at maximum scale for scale animations on CPU-rasterized layers (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src
Patch Set: Fix android build Created 6 years, 8 months ago
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« cc/trees/layer_tree_host_common.cc ('K') | « cc/trees/layer_tree_host_common.cc ('k') | cc/trees/layer_tree_host_unittest.cc » ('j') | no next file with comments »
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Index: cc/trees/layer_tree_host_common_unittest.cc
diff --git a/cc/trees/layer_tree_host_common_unittest.cc b/cc/trees/layer_tree_host_common_unittest.cc
index 72fa449cff6a60fafdb9303500540c43796aaf08..f9e69d0361f30a1a45f84a289dd4ecd4f8331675 100644
--- a/cc/trees/layer_tree_host_common_unittest.cc
+++ b/cc/trees/layer_tree_host_common_unittest.cc
@@ -7,6 +7,7 @@
#include <set>
#include "cc/animation/layer_animation_controller.h"
+#include "cc/animation/transform_operations.h"
#include "cc/base/math_util.h"
#include "cc/layers/content_layer.h"
#include "cc/layers/content_layer_client.h"
@@ -5999,6 +6000,7 @@ class NoScaleContentLayer : public ContentLayer {
virtual void CalculateContentsScale(float ideal_contents_scale,
float device_scale_factor,
float page_scale_factor,
+ float maximum_animation_scale_factor,
bool animating_transform_to_screen,
float* contents_scale_x,
float* contents_scale_y,
@@ -6007,6 +6009,7 @@ class NoScaleContentLayer : public ContentLayer {
Layer::CalculateContentsScale(ideal_contents_scale,
device_scale_factor,
page_scale_factor,
+ maximum_animation_scale_factor,
animating_transform_to_screen,
contents_scale_x,
contents_scale_y,
@@ -9737,5 +9740,207 @@ TEST_F(LayerTreeHostCommonTest, ScrollCompensationWithRounding) {
}
}
+class AnimationScaleFactorTrackingLayer : public Layer {
+ public:
+ static scoped_refptr<AnimationScaleFactorTrackingLayer> Create() {
+ return make_scoped_refptr(new AnimationScaleFactorTrackingLayer());
+ }
+
+ virtual void CalculateContentsScale(float ideal_contents_scale,
+ float device_scale_factor,
+ float page_scale_factor,
+ float maximum_animation_scale_factor,
+ bool animating_transform_to_screen,
+ float* contents_scale_x,
+ float* contents_scale_y,
+ gfx::Size* content_bounds) OVERRIDE {
+ last_maximum_animation_scale_factor_ = maximum_animation_scale_factor;
+ Layer::CalculateContentsScale(ideal_contents_scale,
+ device_scale_factor,
+ page_scale_factor,
+ maximum_animation_scale_factor,
+ animating_transform_to_screen,
+ contents_scale_x,
+ contents_scale_y,
+ content_bounds);
+ }
+
+ float last_maximum_animation_scale_factor() {
+ return last_maximum_animation_scale_factor_;
+ }
+
+ virtual bool DrawsContent() const OVERRIDE { return true; }
+
+ private:
+ AnimationScaleFactorTrackingLayer()
+ : last_maximum_animation_scale_factor_(0.f) {}
+ virtual ~AnimationScaleFactorTrackingLayer() {}
+
+ float last_maximum_animation_scale_factor_;
+};
+
+TEST_F(LayerTreeHostCommonTest, MaximumAnimationScaleFactor) {
+ gfx::Transform identity_matrix;
+ scoped_refptr<AnimationScaleFactorTrackingLayer> grand_parent =
+ AnimationScaleFactorTrackingLayer::Create();
+ scoped_refptr<AnimationScaleFactorTrackingLayer> parent =
+ AnimationScaleFactorTrackingLayer::Create();
+ scoped_refptr<AnimationScaleFactorTrackingLayer> child =
+ AnimationScaleFactorTrackingLayer::Create();
+ scoped_refptr<AnimationScaleFactorTrackingLayer> grand_child =
+ AnimationScaleFactorTrackingLayer::Create();
+ grand_parent->AddChild(parent);
+ parent->AddChild(child);
+ child->AddChild(grand_child);
+
+ scoped_ptr<FakeLayerTreeHost> host = FakeLayerTreeHost::Create();
+ host->SetRootLayer(grand_parent);
+
+ SetLayerPropertiesForTesting(grand_parent.get(),
+ identity_matrix,
+ gfx::PointF(),
+ gfx::PointF(),
+ gfx::Size(1, 2),
+ true,
+ false);
+ SetLayerPropertiesForTesting(parent.get(),
+ identity_matrix,
+ gfx::PointF(),
+ gfx::PointF(),
+ gfx::Size(1, 2),
+ true,
+ false);
+ SetLayerPropertiesForTesting(child.get(),
+ identity_matrix,
+ gfx::PointF(),
+ gfx::PointF(),
+ gfx::Size(1, 2),
+ true,
+ false);
+ SetLayerPropertiesForTesting(grand_child.get(),
+ identity_matrix,
+ gfx::PointF(),
+ gfx::PointF(),
+ gfx::Size(1, 2),
+ true,
+ false);
+
+ ExecuteCalculateDrawProperties(grand_parent.get());
+
+ // No layers have animations.
+ EXPECT_EQ(1.f, grand_parent->last_maximum_animation_scale_factor());
+ EXPECT_EQ(1.f, parent->last_maximum_animation_scale_factor());
+ EXPECT_EQ(1.f, child->last_maximum_animation_scale_factor());
+ EXPECT_EQ(1.f, grand_child->last_maximum_animation_scale_factor());
+
+ TransformOperations translation;
+ translation.AppendTranslate(1.f, 2.f, 3.f);
+
+ AddAnimatedTransformToLayer(parent, 1.0, TransformOperations(), translation);
+
+ // No layers have scale-affecting animations.
+ EXPECT_EQ(1.f, grand_parent->last_maximum_animation_scale_factor());
+ EXPECT_EQ(1.f, parent->last_maximum_animation_scale_factor());
+ EXPECT_EQ(1.f, child->last_maximum_animation_scale_factor());
+ EXPECT_EQ(1.f, grand_child->last_maximum_animation_scale_factor());
+
+ TransformOperations scale;
+ scale.AppendScale(5.f, 4.f, 3.f);
+
+ AddAnimatedTransformToLayer(child, 1.0, TransformOperations(), scale);
+ ExecuteCalculateDrawProperties(grand_parent.get());
+
+ // Only |child| has a scale-affecting animation.
+ EXPECT_EQ(1.f, grand_parent->last_maximum_animation_scale_factor());
+ EXPECT_EQ(1.f, parent->last_maximum_animation_scale_factor());
+ EXPECT_EQ(5.f, child->last_maximum_animation_scale_factor());
+ EXPECT_EQ(5.f, grand_child->last_maximum_animation_scale_factor());
+
+ AddAnimatedTransformToLayer(grand_parent, 1.0, TransformOperations(), scale);
+ ExecuteCalculateDrawProperties(grand_parent.get());
+
+ // |grand_parent| and |child| have scale-affecting animations.
+ EXPECT_EQ(5.f, grand_parent->last_maximum_animation_scale_factor());
+ EXPECT_EQ(5.f, parent->last_maximum_animation_scale_factor());
+ // We don't support combining animated scales from two nodes; 0.f means
+ // that the maximum scale could not be computed.
+ EXPECT_EQ(0.f, child->last_maximum_animation_scale_factor());
+ EXPECT_EQ(0.f, grand_child->last_maximum_animation_scale_factor());
+
+ AddAnimatedTransformToLayer(parent, 1.0, TransformOperations(), scale);
+ ExecuteCalculateDrawProperties(grand_parent.get());
+
+ // |grand_parent|, |parent|, and |child| have scale-affecting animations.
+ EXPECT_EQ(5.f, grand_parent->last_maximum_animation_scale_factor());
+ EXPECT_EQ(0.f, parent->last_maximum_animation_scale_factor());
+ EXPECT_EQ(0.f, child->last_maximum_animation_scale_factor());
+ EXPECT_EQ(0.f, grand_child->last_maximum_animation_scale_factor());
+
+ grand_parent->layer_animation_controller()->AbortAnimations(
+ Animation::Transform);
+ parent->layer_animation_controller()->AbortAnimations(Animation::Transform);
+ child->layer_animation_controller()->AbortAnimations(Animation::Transform);
+
+ TransformOperations perspective;
+ perspective.AppendPerspective(10.f);
+
+ AddAnimatedTransformToLayer(child, 1.0, TransformOperations(), perspective);
+ ExecuteCalculateDrawProperties(grand_parent.get());
+
+ // |child| has a scale-affecting animation but computing the maximum of this
+ // animation is not supported.
+ EXPECT_EQ(1.f, grand_parent->last_maximum_animation_scale_factor());
+ EXPECT_EQ(1.f, parent->last_maximum_animation_scale_factor());
+ EXPECT_EQ(0.f, child->last_maximum_animation_scale_factor());
+ EXPECT_EQ(0.f, grand_child->last_maximum_animation_scale_factor());
+
+ child->layer_animation_controller()->AbortAnimations(Animation::Transform);
+
+ gfx::Transform scale_matrix;
+ scale_matrix.Scale(1.f, 2.f);
+ parent->SetTransform(scale_matrix);
+ AddAnimatedTransformToLayer(parent, 1.0, TransformOperations(), scale);
+ ExecuteCalculateDrawProperties(grand_parent.get());
+
+ // |parent| has scale 2.f and a scale animation with maximum scale 5.f.
+ EXPECT_EQ(1.f, grand_parent->last_maximum_animation_scale_factor());
+ EXPECT_EQ(2.5f, parent->last_maximum_animation_scale_factor());
+ EXPECT_EQ(2.5f, child->last_maximum_animation_scale_factor());
+ EXPECT_EQ(2.5f, grand_child->last_maximum_animation_scale_factor());
+
+ gfx::Transform perspective_matrix;
+ perspective_matrix.ApplyPerspectiveDepth(2.f);
+ child->SetTransform(perspective_matrix);
+ ExecuteCalculateDrawProperties(grand_parent.get());
+
+ // |child| has a transform that's neither a translation nor a scale.
+ EXPECT_EQ(1.f, grand_parent->last_maximum_animation_scale_factor());
+ EXPECT_EQ(2.5f, parent->last_maximum_animation_scale_factor());
+ EXPECT_EQ(0.f, child->last_maximum_animation_scale_factor());
+ EXPECT_EQ(0.f, grand_child->last_maximum_animation_scale_factor());
+
+ parent->SetTransform(perspective_matrix);
+ ExecuteCalculateDrawProperties(grand_parent.get());
+
+ // |parent| and |child| have transforms that are neither translations nor
+ // scales.
+ EXPECT_EQ(1.f, grand_parent->last_maximum_animation_scale_factor());
+ EXPECT_EQ(0.f, parent->last_maximum_animation_scale_factor());
+ EXPECT_EQ(0.f, child->last_maximum_animation_scale_factor());
+ EXPECT_EQ(0.f, grand_child->last_maximum_animation_scale_factor());
+
+ parent->SetTransform(identity_matrix);
+ child->SetTransform(identity_matrix);
+ grand_parent->SetTransform(perspective_matrix);
+
+ ExecuteCalculateDrawProperties(grand_parent.get());
+
+ // |grand_parent| has a transform that's neither a translation nor a scale.
+ EXPECT_EQ(0.f, grand_parent->last_maximum_animation_scale_factor());
+ EXPECT_EQ(0.f, parent->last_maximum_animation_scale_factor());
+ EXPECT_EQ(0.f, child->last_maximum_animation_scale_factor());
+ EXPECT_EQ(0.f, grand_child->last_maximum_animation_scale_factor());
+}
+
} // namespace
} // namespace cc
« cc/trees/layer_tree_host_common.cc ('K') | « cc/trees/layer_tree_host_common.cc ('k') | cc/trees/layer_tree_host_unittest.cc » ('j') | no next file with comments »

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