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gecko-dev/gfx/layers/CompositorAnimationStorage.cpp

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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "CompositorAnimationStorage.h"
#include "AnimationHelper.h"
#include "mozilla/gfx/MatrixFwd.h"
#include "mozilla/layers/APZSampler.h" // for APZSampler
#include "mozilla/layers/CompositorBridgeParent.h" // for CompositorBridgeParent
#include "mozilla/layers/CompositorThread.h" // for CompositorThreadHolder
#include "mozilla/layers/LayerManagerComposite.h" // for LayerComposite, etc
#include "mozilla/layers/LayerMetricsWrapper.h" // for LayerMetricsWrapper
#include "mozilla/layers/OMTAController.h" // for OMTAController
#include "mozilla/ScopeExit.h"
#include "mozilla/ServoStyleConsts.h"
#include "mozilla/webrender/WebRenderTypes.h" // for ToWrTransformProperty, etc
#include "nsDeviceContext.h" // for AppUnitsPerCSSPixel
#include "nsDisplayList.h" // for nsDisplayTransform, etc
#include "nsLayoutUtils.h"
#include "TreeTraversal.h" // for ForEachNode, BreadthFirstSearch
namespace mozilla {
namespace layers {
using gfx::Matrix4x4;
void CompositorAnimationStorage::Clear() {
MOZ_ASSERT(CompositorThreadHolder::IsInCompositorThread());
// This function should only be called via the non Webrender version of
// SampleAnimations.
mLock.AssertCurrentThreadOwns();
mAnimatedValues.Clear();
mAnimations.clear();
}
void CompositorAnimationStorage::ClearById(const uint64_t& aId) {
MOZ_ASSERT(CompositorThreadHolder::IsInCompositorThread());
MutexAutoLock lock(mLock);
mAnimatedValues.Remove(aId);
mAnimations.erase(aId);
}
bool CompositorAnimationStorage::HasAnimations() const {
MOZ_ASSERT(CompositorThreadHolder::IsInCompositorThread());
MutexAutoLock lock(mLock);
return !mAnimations.empty();
}
AnimatedValue* CompositorAnimationStorage::GetAnimatedValue(
const uint64_t& aId) const {
mLock.AssertCurrentThreadOwns();
return mAnimatedValues.Get(aId);
}
OMTAValue CompositorAnimationStorage::GetOMTAValue(const uint64_t& aId) const {
MutexAutoLock lock(mLock);
OMTAValue omtaValue = mozilla::null_t();
auto animatedValue = GetAnimatedValue(aId);
if (!animatedValue) {
return omtaValue;
}
animatedValue->Value().match(
[&](const AnimationTransform& aTransform) {
gfx::Matrix4x4 transform = aTransform.mFrameTransform;
const TransformData& data = aTransform.mData;
float scale = data.appUnitsPerDevPixel();
gfx::Point3D transformOrigin = data.transformOrigin();
// Undo the rebasing applied by
// nsDisplayTransform::GetResultingTransformMatrixInternal
transform.ChangeBasis(-transformOrigin);
// Convert to CSS pixels (this undoes the operations performed by
// nsStyleTransformMatrix::ProcessTranslatePart which is called from
// nsDisplayTransform::GetResultingTransformMatrix)
double devPerCss = double(scale) / double(AppUnitsPerCSSPixel());
transform._41 *= devPerCss;
transform._42 *= devPerCss;
transform._43 *= devPerCss;
omtaValue = transform;
},
[&](const float& aOpacity) { omtaValue = aOpacity; },
[&](const nscolor& aColor) { omtaValue = aColor; });
return omtaValue;
}
void CompositorAnimationStorage::SetAnimatedValueForWebRender(
uint64_t aId, AnimatedValue* aPreviousValue,
const gfx::Matrix4x4& aFrameTransform, const TransformData& aData) {
mLock.AssertCurrentThreadOwns();
if (!aPreviousValue) {
MOZ_ASSERT(!mAnimatedValues.Contains(aId));
mAnimatedValues.Put(aId, MakeUnique<AnimatedValue>(gfx::Matrix4x4(),
aFrameTransform, aData));
return;
}
MOZ_ASSERT(aPreviousValue->Is<AnimationTransform>());
MOZ_ASSERT(aPreviousValue == GetAnimatedValue(aId));
aPreviousValue->SetTransformForWebRender(aFrameTransform, aData);
}
void CompositorAnimationStorage::SetAnimatedValue(
uint64_t aId, AnimatedValue* aPreviousValue,
const gfx::Matrix4x4& aTransformInDevSpace,
const gfx::Matrix4x4& aFrameTransform, const TransformData& aData) {
mLock.AssertCurrentThreadOwns();
if (!aPreviousValue) {
MOZ_ASSERT(!mAnimatedValues.Contains(aId));
mAnimatedValues.Put(aId, MakeUnique<AnimatedValue>(aTransformInDevSpace,
aFrameTransform, aData));
return;
}
MOZ_ASSERT(aPreviousValue->Is<AnimationTransform>());
MOZ_ASSERT(aPreviousValue == GetAnimatedValue(aId));
aPreviousValue->SetTransform(aTransformInDevSpace, aFrameTransform, aData);
}
void CompositorAnimationStorage::SetAnimatedValue(uint64_t aId,
AnimatedValue* aPreviousValue,
nscolor aColor) {
mLock.AssertCurrentThreadOwns();
if (!aPreviousValue) {
MOZ_ASSERT(!mAnimatedValues.Contains(aId));
mAnimatedValues.Put(aId, MakeUnique<AnimatedValue>(aColor));
return;
}
MOZ_ASSERT(aPreviousValue->Is<nscolor>());
MOZ_ASSERT(aPreviousValue == GetAnimatedValue(aId));
aPreviousValue->SetColor(aColor);
}
void CompositorAnimationStorage::SetAnimatedValue(uint64_t aId,
AnimatedValue* aPreviousValue,
float aOpacity) {
mLock.AssertCurrentThreadOwns();
if (!aPreviousValue) {
MOZ_ASSERT(!mAnimatedValues.Contains(aId));
mAnimatedValues.Put(aId, MakeUnique<AnimatedValue>(aOpacity));
return;
}
MOZ_ASSERT(aPreviousValue->Is<float>());
MOZ_ASSERT(aPreviousValue == GetAnimatedValue(aId));
aPreviousValue->SetOpacity(aOpacity);
}
void CompositorAnimationStorage::SetAnimations(uint64_t aId,
const LayersId& aLayersId,
const AnimationArray& aValue) {
MOZ_ASSERT(CompositorThreadHolder::IsInCompositorThread());
MutexAutoLock lock(mLock);
mAnimations[aId] = std::make_unique<AnimationStorageData>(
AnimationHelper::ExtractAnimations(aLayersId, aValue));
// If there is the last animated value, then we need to store the id to remove
// the value if the new animation doesn't produce any animated data (i.e. in
// the delay phase) when we sample this new animation.
if (mAnimatedValues.Contains(aId)) {
mNewAnimations.insert(aId);
}
}
// Returns clip rect in the scroll frame's coordinate space.
static ParentLayerRect GetClipRectForPartialPrerender(
const LayersId aLayersId, const PartialPrerenderData& aPartialPrerenderData,
const RefPtr<APZSampler>& aSampler) {
if (aSampler &&
aPartialPrerenderData.scrollId() != ScrollableLayerGuid::NULL_SCROLL_ID) {
return aSampler->GetCompositionBounds(aLayersId,
aPartialPrerenderData.scrollId());
}
return aPartialPrerenderData.clipRect();
}
bool CompositorAnimationStorage::SampleAnimations(
const OMTAController* aOMTAController, TimeStamp aPreviousFrameTime,
TimeStamp aCurrentFrameTime) {
MutexAutoLock lock(mLock);
bool isAnimating = false;
auto cleanup = MakeScopeExit([&] { mNewAnimations.clear(); });
// Do nothing if there are no compositor animations
if (mAnimations.empty()) {
return isAnimating;
}
std::unordered_map<LayersId, nsTArray<uint64_t>, LayersId::HashFn> janked;
RefPtr<APZSampler> apzSampler = mCompositorBridge->GetAPZSampler();
for (const auto& iter : mAnimations) {
const auto& animationStorageData = iter.second;
if (animationStorageData->mAnimation.IsEmpty()) {
continue;
}
isAnimating = true;
AutoTArray<RefPtr<RawServoAnimationValue>, 1> animationValues;
AnimatedValue* previousValue = GetAnimatedValue(iter.first);
AnimationHelper::SampleResult sampleResult =
AnimationHelper::SampleAnimationForEachNode(
aPreviousFrameTime, aCurrentFrameTime, previousValue,
animationStorageData->mAnimation, animationValues);
if (sampleResult != AnimationHelper::SampleResult::Sampled) {
if (mNewAnimations.find(iter.first) != mNewAnimations.end()) {
mAnimatedValues.Remove(iter.first);
}
continue;
}
const PropertyAnimationGroup& lastPropertyAnimationGroup =
animationStorageData->mAnimation.LastElement();
// Store the AnimatedValue
switch (lastPropertyAnimationGroup.mProperty) {
case eCSSProperty_background_color: {
SetAnimatedValue(iter.first, previousValue,
Servo_AnimationValue_GetColor(animationValues[0],
NS_RGBA(0, 0, 0, 0)));
break;
}
case eCSSProperty_opacity: {
MOZ_ASSERT(animationValues.Length() == 1);
SetAnimatedValue(iter.first, previousValue,
Servo_AnimationValue_GetOpacity(animationValues[0]));
break;
}
case eCSSProperty_rotate:
case eCSSProperty_scale:
case eCSSProperty_translate:
case eCSSProperty_transform:
case eCSSProperty_offset_path:
case eCSSProperty_offset_distance:
case eCSSProperty_offset_rotate:
case eCSSProperty_offset_anchor: {
MOZ_ASSERT(animationStorageData->mTransformData);
const TransformData& transformData =
*animationStorageData->mTransformData;
MOZ_ASSERT(transformData.origin() == nsPoint());
gfx::Matrix4x4 frameTransform =
AnimationHelper::ServoAnimationValueToMatrix4x4(
animationValues, transformData,
animationStorageData->mCachedMotionPath);
if (const Maybe<PartialPrerenderData>& partialPrerenderData =
transformData.partialPrerenderData()) {
gfx::Matrix4x4 transform = frameTransform;
transform.PostTranslate(
partialPrerenderData->position().ToUnknownPoint());
gfx::Matrix4x4 transformInClip =
partialPrerenderData->transformInClip();
if (apzSampler && partialPrerenderData->scrollId() !=
ScrollableLayerGuid::NULL_SCROLL_ID) {
AsyncTransform asyncTransform =
apzSampler->GetCurrentAsyncTransform(
animationStorageData->mLayersId,
partialPrerenderData->scrollId(), LayoutAndVisual);
transformInClip.PostTranslate(
asyncTransform.mTranslation.ToUnknownPoint());
}
transformInClip = transform * transformInClip;
ParentLayerRect clipRect =
GetClipRectForPartialPrerender(animationStorageData->mLayersId,
*partialPrerenderData, apzSampler);
if (AnimationHelper::ShouldBeJank(
partialPrerenderData->rect(),
partialPrerenderData->overflowedSides(), transformInClip,
clipRect)) {
if (previousValue) {
frameTransform = previousValue->Transform().mFrameTransform;
}
janked[animationStorageData->mLayersId].AppendElement(iter.first);
}
}
SetAnimatedValueForWebRender(iter.first, previousValue, frameTransform,
transformData);
break;
}
default:
MOZ_ASSERT_UNREACHABLE("Unhandled animated property");
}
}
if (!janked.empty() && aOMTAController) {
aOMTAController->NotifyJankedAnimations(std::move(janked));
}
return isAnimating;
}
WrAnimations CompositorAnimationStorage::CollectWebRenderAnimations() const {
MutexAutoLock lock(mLock);
WrAnimations animations;
for (auto iter = mAnimatedValues.ConstIter(); !iter.Done(); iter.Next()) {
AnimatedValue* value = iter.UserData();
value->Value().match(
[&](const AnimationTransform& aTransform) {
animations.mTransformArrays.AppendElement(wr::ToWrTransformProperty(
iter.Key(), aTransform.mFrameTransform));
},
[&](const float& aOpacity) {
animations.mOpacityArrays.AppendElement(
wr::ToWrOpacityProperty(iter.Key(), aOpacity));
},
[&](const nscolor& aColor) {
animations.mColorArrays.AppendElement(wr::ToWrColorProperty(
iter.Key(), ToDeviceColor(gfx::sRGBColor::FromABGR(aColor))));
});
}
return animations;
}
static gfx::Matrix4x4 FrameTransformToTransformInDevice(
const gfx::Matrix4x4& aFrameTransform, Layer* aLayer,
const TransformData& aTransformData) {
gfx::Matrix4x4 transformInDevice = aFrameTransform;
// If our parent layer is a perspective layer, then the offset into reference
// frame coordinates is already on that layer. If not, then we need to ask
// for it to be added here.
if (!aLayer->GetParent() ||
!aLayer->GetParent()->GetTransformIsPerspective()) {
nsLayoutUtils::PostTranslate(
transformInDevice, aTransformData.origin(),
aTransformData.appUnitsPerDevPixel(),
aLayer->GetContentFlags() & Layer::CONTENT_SNAP_TO_GRID);
}
if (ContainerLayer* c = aLayer->AsContainerLayer()) {
transformInDevice.PostScale(c->GetInheritedXScale(),
c->GetInheritedYScale(), 1);
}
return transformInDevice;
}
static Matrix4x4 GetTransformForPartialPrerender(
Layer* aLayer, const LayersId aLayersId,
const ScrollableLayerGuid::ViewID& aScrollId,
const RefPtr<APZSampler>& aSampler) {
MOZ_ASSERT(aLayer);
ParentLayerPoint translationByApz;
Matrix4x4 transform;
for (Layer* layer = aLayer; layer; layer = layer->GetParent()) {
if (layer->AsRefLayer()) {
MOZ_ASSERT(layer->AsRefLayer()->GetReferentId() == aLayersId);
break;
}
// Accumulate static transforms.
if (layer != aLayer) {
Matrix4x4 baseTransform = layer->GetBaseTransform();
if (ContainerLayer* container = layer->AsContainerLayer()) {
baseTransform.PostScale(container->GetPreXScale(),
container->GetPreYScale(), 1);
}
transform *= baseTransform;
}
if (!layer->GetIsStickyPosition() && !layer->GetIsFixedPosition()) {
bool hasSameScrollId = false;
for (uint32_t i = 0; i < layer->GetScrollMetadataCount(); i++) {
// Factor APZ translation if there exists.
if (aSampler) {
LayerMetricsWrapper wrapper = LayerMetricsWrapper(layer, i);
AsyncTransform asyncTransform =
aSampler->GetCurrentAsyncTransform(wrapper, LayoutAndVisual);
translationByApz += asyncTransform.mTranslation;
}
if (layer->GetFrameMetrics(i).GetScrollId() == aScrollId) {
hasSameScrollId = true;
}
}
if (hasSameScrollId) {
break;
}
} else {
// Bug 1642547: Fix for position:sticky layers.
}
}
transform.PostTranslate(translationByApz.ToUnknownPoint());
return transform;
}
bool CompositorAnimationStorage::ApplyAnimatedValue(
CompositorBridgeParent* aCompositorBridge, Layer* aLayer,
nsCSSPropertyID aProperty, AnimatedValue* aPreviousValue,
const nsTArray<RefPtr<RawServoAnimationValue>>& aValues) {
mLock.AssertCurrentThreadOwns();
MOZ_ASSERT(!aValues.IsEmpty());
bool janked = false;
HostLayer* layerCompositor = aLayer->AsHostLayer();
switch (aProperty) {
case eCSSProperty_background_color: {
MOZ_ASSERT(aValues.Length() == 1);
// We don't support 'color' animations on the compositor yet so we never
// meet currentColor on the compositor.
nscolor color =
Servo_AnimationValue_GetColor(aValues[0], NS_RGBA(0, 0, 0, 0));
aLayer->AsColorLayer()->SetColor(gfx::ToDeviceColor(color));
SetAnimatedValue(aLayer->GetCompositorAnimationsId(), aPreviousValue,
color);
layerCompositor->SetShadowOpacity(aLayer->GetOpacity());
layerCompositor->SetShadowOpacitySetByAnimation(false);
layerCompositor->SetShadowBaseTransform(aLayer->GetBaseTransform());
layerCompositor->SetShadowTransformSetByAnimation(false);
break;
}
case eCSSProperty_opacity: {
MOZ_ASSERT(aValues.Length() == 1);
float opacity = Servo_AnimationValue_GetOpacity(aValues[0]);
layerCompositor->SetShadowOpacity(opacity);
layerCompositor->SetShadowOpacitySetByAnimation(true);
SetAnimatedValue(aLayer->GetCompositorAnimationsId(), aPreviousValue,
opacity);
layerCompositor->SetShadowBaseTransform(aLayer->GetBaseTransform());
layerCompositor->SetShadowTransformSetByAnimation(false);
break;
}
case eCSSProperty_rotate:
case eCSSProperty_scale:
case eCSSProperty_translate:
case eCSSProperty_transform:
case eCSSProperty_offset_path:
case eCSSProperty_offset_distance:
case eCSSProperty_offset_rotate:
case eCSSProperty_offset_anchor: {
MOZ_ASSERT(aLayer->GetTransformData());
const TransformData& transformData = *aLayer->GetTransformData();
gfx::Matrix4x4 frameTransform =
AnimationHelper::ServoAnimationValueToMatrix4x4(
aValues, transformData, aLayer->CachedMotionPath());
gfx::Matrix4x4 transform = FrameTransformToTransformInDevice(
frameTransform, aLayer, transformData);
if (const Maybe<PartialPrerenderData>& partialPrerenderData =
transformData.partialPrerenderData()) {
Matrix4x4 transformInClip = GetTransformForPartialPrerender(
aLayer, aLayer->GetAnimationLayersId(),
partialPrerenderData->scrollId(),
aCompositorBridge->GetAPZSampler());
transformInClip = transform * transformInClip;
ParentLayerRect clipRect = GetClipRectForPartialPrerender(
aLayer->GetAnimationLayersId(), *partialPrerenderData,
aCompositorBridge->GetAPZSampler());
if (AnimationHelper::ShouldBeJank(
partialPrerenderData->rect(),
partialPrerenderData->overflowedSides(), transformInClip,
clipRect)) {
// It's possible that we don't have the previous value and we don't
// either have enough area to composite in the first composition,
// e.g. a translate animation with a step timing function. In such
// cases we use the base transform value which was calculated on the
// main-thread as a fallback value.
transform = aPreviousValue
? aPreviousValue->Transform().mTransformInDevSpace
: aLayer->GetBaseTransform();
janked = true;
}
}
layerCompositor->SetShadowBaseTransform(transform);
layerCompositor->SetShadowTransformSetByAnimation(true);
SetAnimatedValue(aLayer->GetCompositorAnimationsId(), aPreviousValue,
transform, frameTransform, transformData);
layerCompositor->SetShadowOpacity(aLayer->GetOpacity());
layerCompositor->SetShadowOpacitySetByAnimation(false);
break;
}
default:
MOZ_ASSERT_UNREACHABLE("Unhandled animated property");
}
return !janked;
}
bool CompositorAnimationStorage::SampleAnimations(
Layer* aRoot, CompositorBridgeParent* aCompositorBridge,
TimeStamp aPreviousFrameTime, TimeStamp aCurrentFrameTime) {
MutexAutoLock lock(mLock);
bool isAnimating = false;
auto autoClearAnimationStorage = MakeScopeExit([&] {
if (!isAnimating) {
// Clean up the CompositorAnimationStorage because
// there are no active animations running
Clear();
}
});
std::unordered_map<LayersId, nsTArray<uint64_t>, LayersId::HashFn> janked;
ForEachNode<ForwardIterator>(aRoot, [&](Layer* layer) {
auto& propertyAnimationGroups = layer->GetPropertyAnimationGroups();
if (propertyAnimationGroups.IsEmpty()) {
return;
}
isAnimating = true;
AnimatedValue* previousValue =
GetAnimatedValue(layer->GetCompositorAnimationsId());
AutoTArray<RefPtr<RawServoAnimationValue>, 1> animationValues;
AnimationHelper::SampleResult sampleResult =
AnimationHelper::SampleAnimationForEachNode(
aPreviousFrameTime, aCurrentFrameTime, previousValue,
propertyAnimationGroups, animationValues);
const PropertyAnimationGroup& lastPropertyAnimationGroup =
propertyAnimationGroups.LastElement();
switch (sampleResult) {
case AnimationHelper::SampleResult::Sampled:
// We assume all transform like properties (on the same frame) live in
// a single same layer, so using the transform data of the last element
// should be fine.
if (!ApplyAnimatedValue(aCompositorBridge, layer,
lastPropertyAnimationGroup.mProperty,
previousValue, animationValues)) {
// Reset the last composition values in cases of jank so that we will
// never mis-compare in a sanity check in the case of
// SampleResult::Skipped below in this function.
//
// An example;
// a translateX(0px) -> translateX(100px) animation with step(2,start)
// and if the animation janked at translateX(50px) and in a later
// frame if the calculated transform value is going to be still
// translateX(50px) (i.e. at the same timing portion calculated by the
// step timing function), we skip sampling. That's correct ideally.
// But we have an assertion to do a sanity check for the skip sampling
// case that the check compares the calculated value translateX(50px)
// with the previous composited value. In this case the previous
// composited value is translateX(0px).
//
// NOTE: Ideally we shouldn't update the last composition values when
// we met janks, but it's quite hard to tell whether the jank will
// happen or not when we calculate each transform like properties'
// value (i.e. when we set the last composition value) since janks are
// caused by a result of the combinations of all transform like
// properties (e.g. `transform: translateX(50px)` and
// `translate: -50px` results `translateX(0px)`.
for (PropertyAnimationGroup& group : propertyAnimationGroups) {
group.ResetLastCompositionValues();
}
janked[layer->GetAnimationLayersId()].AppendElement(
layer->GetCompositorAnimationsId());
}
break;
case AnimationHelper::SampleResult::Skipped:
switch (lastPropertyAnimationGroup.mProperty) {
case eCSSProperty_background_color:
case eCSSProperty_opacity: {
if (lastPropertyAnimationGroup.mProperty == eCSSProperty_opacity) {
MOZ_ASSERT(
layer->AsHostLayer()->GetShadowOpacitySetByAnimation());
#ifdef DEBUG
// Disable this assertion until the root cause is fixed in bug
// 1459775.
// MOZ_ASSERT(FuzzyEqualsMultiplicative(
// Servo_AnimationValue_GetOpacity(animationValue),
// *(GetAnimationOpacity(layer->GetCompositorAnimationsId()))));
#endif
}
// Even if opacity or background-color animation value has
// unchanged, we have to set the shadow base transform value
// here since the value might have been changed by APZC.
HostLayer* layerCompositor = layer->AsHostLayer();
layerCompositor->SetShadowBaseTransform(layer->GetBaseTransform());
layerCompositor->SetShadowTransformSetByAnimation(false);
break;
}
case eCSSProperty_rotate:
case eCSSProperty_scale:
case eCSSProperty_translate:
case eCSSProperty_transform:
case eCSSProperty_offset_path:
case eCSSProperty_offset_distance:
case eCSSProperty_offset_rotate:
case eCSSProperty_offset_anchor: {
MOZ_ASSERT(
layer->AsHostLayer()->GetShadowTransformSetByAnimation());
MOZ_ASSERT(previousValue);
MOZ_ASSERT(layer->GetTransformData());
#ifdef DEBUG
gfx::Matrix4x4 frameTransform =
AnimationHelper::ServoAnimationValueToMatrix4x4(
animationValues, *layer->GetTransformData(),
layer->CachedMotionPath());
gfx::Matrix4x4 transformInDevice =
FrameTransformToTransformInDevice(frameTransform, layer,
*layer->GetTransformData());
MOZ_ASSERT(previousValue->Transform()
.mTransformInDevSpace.FuzzyEqualsMultiplicative(
transformInDevice));
#endif
// In the case of transform we have to set the unchanged
// transform value again because APZC might have modified the
// previous shadow base transform value.
HostLayer* layerCompositor = layer->AsHostLayer();
layerCompositor->SetShadowBaseTransform(
// FIXME: Bug 1459775: It seems possible that we somehow try
// to sample animations and skip it even if the previous value
// has been discarded from the animation storage when we enable
// layer tree cache. So for the safety, in the case where we
// have no previous animation value, we set non-animating value
// instead.
previousValue ? previousValue->Transform().mTransformInDevSpace
: layer->GetBaseTransform());
break;
}
default:
MOZ_ASSERT_UNREACHABLE("Unsupported properties");
break;
}
break;
case AnimationHelper::SampleResult::None: {
HostLayer* layerCompositor = layer->AsHostLayer();
layerCompositor->SetShadowBaseTransform(layer->GetBaseTransform());
layerCompositor->SetShadowTransformSetByAnimation(false);
layerCompositor->SetShadowOpacity(layer->GetOpacity());
layerCompositor->SetShadowOpacitySetByAnimation(false);
break;
}
default:
break;
}
});
if (!janked.empty()) {
aCompositorBridge->NotifyJankedAnimations(janked);
}
return isAnimating;
}
} // namespace layers
} // namespace mozilla
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