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Unified Diff: cc/animation/layer_animation_controller.cc

Issue 465853004: Moving RenderSurface creation outside of CalcDrawProps (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: Created 6 years ago
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Index: cc/animation/layer_animation_controller.cc
diff --git a/cc/animation/layer_animation_controller.cc b/cc/animation/layer_animation_controller.cc
index c9d81cf0e9d29249993b44f26846aaec709b5f3e..97a53b7b1ba1a3d6cdb90d55b2fbcef4d44780d3 100644
--- a/cc/animation/layer_animation_controller.cc
+++ b/cc/animation/layer_animation_controller.cc
@@ -501,6 +501,20 @@ bool LayerAnimationController::HasOnlyTranslationTransforms() const {
return true;
}
+bool LayerAnimationController::AnimationsPreserveAxisAlignment() const {
+ for (size_t i = 0; i < animations_.size(); ++i) {
+ if (animations_[i]->is_finished() ||
+ animations_[i]->target_property() != Animation::Transform)
+ continue;
+
+ const TransformAnimationCurve* transform_animation_curve =
+ animations_[i]->curve()->ToTransformAnimationCurve();
+ if (!transform_animation_curve->PreservesAxisAlignment()) return false;
+ }
+
+ return true;
+}
+
bool LayerAnimationController::MaximumTargetScale(float* max_scale) const {
*max_scale = 0.f;
for (size_t i = 0; i < animations_.size(); ++i) {

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