1662 lines
68 KiB
C++
1662 lines
68 KiB
C++
/*
|
|
* Copyright (c) Meta Platforms, Inc. and affiliates.
|
|
*
|
|
* This source code is licensed under the MIT license found in the
|
|
* LICENSE file in the root directory of this source tree.
|
|
*/
|
|
|
|
#include "LayoutAnimationKeyFrameManager.h"
|
|
|
|
#include <algorithm>
|
|
#include <sstream>
|
|
#include <utility>
|
|
|
|
#include <react/debug/flags.h>
|
|
#include <react/debug/react_native_assert.h>
|
|
|
|
#include <react/renderer/animations/conversions.h>
|
|
#include <react/renderer/animations/utils.h>
|
|
#include <react/renderer/componentregistry/ComponentDescriptorFactory.h>
|
|
#include <react/renderer/components/image/ImageProps.h>
|
|
#include <react/renderer/components/view/ViewProps.h>
|
|
#include <react/renderer/core/ComponentDescriptor.h>
|
|
#include <react/renderer/core/LayoutMetrics.h>
|
|
#include <react/renderer/core/Props.h>
|
|
#include <react/renderer/core/PropsParserContext.h>
|
|
#include <react/renderer/core/RawValue.h>
|
|
#include <react/renderer/mounting/MountingCoordinator.h>
|
|
#include <react/renderer/mounting/ShadowView.h>
|
|
#include <react/renderer/mounting/ShadowViewMutation.h>
|
|
|
|
#include <glog/logging.h>
|
|
|
|
namespace facebook::react {
|
|
|
|
#ifdef LAYOUT_ANIMATION_VERBOSE_LOGGING
|
|
static std::string GetMutationInstructionString(
|
|
ShadowViewMutation const &mutation) {
|
|
Tag tag = mutation.type == ShadowViewMutation::Type::Insert ||
|
|
mutation.type == ShadowViewMutation::Type::Create
|
|
? mutation.newChildShadowView.tag
|
|
: mutation.oldChildShadowView.tag;
|
|
return getDebugName(mutation) + " [" + std::to_string(tag) + "]->[" +
|
|
std::to_string(mutation.parentShadowView.tag) + "] @" +
|
|
std::to_string(mutation.index);
|
|
}
|
|
|
|
void PrintMutationInstruction(
|
|
std::string message,
|
|
ShadowViewMutation const &mutation) {
|
|
[&](std::ostream &stream) -> std::ostream & {
|
|
stream << message
|
|
<< " Mutation: " << GetMutationInstructionString(mutation);
|
|
if (mutation.oldChildShadowView.tag != 0) {
|
|
stream << " old hash: ##"
|
|
<< std::hash<ShadowView>{}(mutation.oldChildShadowView);
|
|
}
|
|
if (mutation.newChildShadowView.tag != 0) {
|
|
stream << " new hash: ##"
|
|
<< std::hash<ShadowView>{}(mutation.newChildShadowView);
|
|
}
|
|
return stream;
|
|
}(LOG(ERROR));
|
|
}
|
|
|
|
void PrintMutationInstructionRelative(
|
|
std::string message,
|
|
ShadowViewMutation const &mutation,
|
|
ShadowViewMutation const &relativeMutation) {
|
|
LOG(ERROR) << message
|
|
<< " Mutation: " << GetMutationInstructionString(mutation)
|
|
<< " RelativeMutation: "
|
|
<< GetMutationInstructionString(relativeMutation);
|
|
}
|
|
#endif
|
|
|
|
static inline Float
|
|
interpolateFloats(Float coefficient, Float oldValue, Float newValue) {
|
|
return oldValue + (newValue - oldValue) * coefficient;
|
|
}
|
|
|
|
#pragma mark -
|
|
|
|
LayoutAnimationKeyFrameManager::LayoutAnimationKeyFrameManager(
|
|
RuntimeExecutor runtimeExecutor,
|
|
ContextContainer::Shared &contextContainer,
|
|
LayoutAnimationStatusDelegate *delegate)
|
|
: runtimeExecutor_(std::move(runtimeExecutor)),
|
|
contextContainer_(contextContainer),
|
|
layoutAnimationStatusDelegate_(delegate),
|
|
now_([]() {
|
|
return std::chrono::duration_cast<std::chrono::milliseconds>(
|
|
std::chrono::high_resolution_clock::now().time_since_epoch())
|
|
.count();
|
|
}) {}
|
|
|
|
#pragma mark UIManagerAnimationDelegate methods
|
|
|
|
/**
|
|
* Globally configure next LayoutAnimation.
|
|
* This is guaranteed to be called only on the JS thread.
|
|
*/
|
|
void LayoutAnimationKeyFrameManager::uiManagerDidConfigureNextLayoutAnimation(
|
|
jsi::Runtime &runtime,
|
|
RawValue const &config,
|
|
const jsi::Value &successCallbackValue,
|
|
const jsi::Value &failureCallbackValue) const {
|
|
bool hasSuccessCallback = successCallbackValue.isObject() &&
|
|
successCallbackValue.getObject(runtime).isFunction(runtime);
|
|
bool hasFailureCallback = failureCallbackValue.isObject() &&
|
|
failureCallbackValue.getObject(runtime).isFunction(runtime);
|
|
LayoutAnimationCallbackWrapper successCallback = hasSuccessCallback
|
|
? LayoutAnimationCallbackWrapper(
|
|
successCallbackValue.getObject(runtime).getFunction(runtime))
|
|
: LayoutAnimationCallbackWrapper();
|
|
LayoutAnimationCallbackWrapper failureCallback = hasFailureCallback
|
|
? LayoutAnimationCallbackWrapper(
|
|
failureCallbackValue.getObject(runtime).getFunction(runtime))
|
|
: LayoutAnimationCallbackWrapper();
|
|
|
|
auto layoutAnimationConfig =
|
|
parseLayoutAnimationConfig((folly::dynamic)config);
|
|
|
|
if (layoutAnimationConfig) {
|
|
std::lock_guard<std::mutex> lock(currentAnimationMutex_);
|
|
|
|
uiManagerDidConfigureNextLayoutAnimation(LayoutAnimation{
|
|
-1,
|
|
0,
|
|
false,
|
|
*layoutAnimationConfig,
|
|
successCallback,
|
|
failureCallback,
|
|
{}});
|
|
} else {
|
|
LOG(ERROR) << "Parsing LayoutAnimationConfig failed: "
|
|
<< (folly::dynamic)config;
|
|
|
|
callCallback(failureCallback);
|
|
}
|
|
}
|
|
|
|
void LayoutAnimationKeyFrameManager::setComponentDescriptorRegistry(
|
|
const SharedComponentDescriptorRegistry &componentDescriptorRegistry) {
|
|
componentDescriptorRegistry_ = componentDescriptorRegistry;
|
|
}
|
|
|
|
void LayoutAnimationKeyFrameManager::setReduceDeleteCreateMutation(
|
|
const bool reduceDeleteCreateMutation) {
|
|
reduceDeleteCreateMutation_ = reduceDeleteCreateMutation;
|
|
}
|
|
|
|
bool LayoutAnimationKeyFrameManager::shouldAnimateFrame() const {
|
|
std::lock_guard<std::mutex> lock(currentAnimationMutex_);
|
|
return currentAnimation_ || !inflightAnimations_.empty();
|
|
}
|
|
|
|
void LayoutAnimationKeyFrameManager::stopSurface(SurfaceId surfaceId) {
|
|
std::lock_guard<std::mutex> lock(surfaceIdsToStopMutex_);
|
|
surfaceIdsToStop_.insert(surfaceId);
|
|
}
|
|
|
|
#pragma mark - MountingOverrideDelegate methods
|
|
|
|
bool LayoutAnimationKeyFrameManager::shouldOverridePullTransaction() const {
|
|
return shouldAnimateFrame();
|
|
}
|
|
|
|
std::optional<MountingTransaction>
|
|
LayoutAnimationKeyFrameManager::pullTransaction(
|
|
SurfaceId surfaceId,
|
|
MountingTransaction::Number transactionNumber,
|
|
TransactionTelemetry const &telemetry,
|
|
ShadowViewMutationList mutations) const {
|
|
// Current time in milliseconds
|
|
uint64_t now = now_();
|
|
|
|
bool inflightAnimationsExistInitially = !inflightAnimations_.empty();
|
|
deleteAnimationsForStoppedSurfaces();
|
|
|
|
if (!mutations.empty()) {
|
|
#ifdef RN_SHADOW_TREE_INTROSPECTION
|
|
{
|
|
std::stringstream ss(getDebugDescription(mutations, {}));
|
|
std::string to;
|
|
while (std::getline(ss, to, '\n')) {
|
|
LOG(ERROR)
|
|
<< "LayoutAnimationKeyFrameManager.cpp: got mutation list: Line: "
|
|
<< to;
|
|
}
|
|
};
|
|
#endif
|
|
|
|
// DEBUG ONLY: list existing inflight animations
|
|
#ifdef LAYOUT_ANIMATION_VERBOSE_LOGGING
|
|
LOG(ERROR) << "BEGINNING DISPLAYING ONGOING inflightAnimations_!";
|
|
int i = 0;
|
|
int j = 0;
|
|
for (auto const &inflightAnimation : inflightAnimations_) {
|
|
i++;
|
|
j = 0;
|
|
if (inflightAnimation.completed) {
|
|
continue;
|
|
}
|
|
for (auto &keyframe : inflightAnimation.keyFrames) {
|
|
j++;
|
|
if (keyframe.invalidated) {
|
|
continue;
|
|
}
|
|
for (const auto &finalMutationForKeyFrame :
|
|
keyframe.finalMutationsForKeyFrame) {
|
|
if (finalMutationForKeyFrame.mutatedViewIsVirtual()) {
|
|
std::string msg = "Animation " + std::to_string(i) + " keyframe " +
|
|
std::to_string(j) + ": Final Animation";
|
|
PrintMutationInstruction(msg, finalMutationForKeyFrame);
|
|
} else {
|
|
LOG(ERROR) << "Animation " << i << " keyframe " << j
|
|
<< ": on tag: [" << keyframe.viewStart.tag << "]";
|
|
}
|
|
}
|
|
}
|
|
}
|
|
LOG(ERROR) << "BEGINNING DONE DISPLAYING ONGOING inflightAnimations_!";
|
|
#endif
|
|
|
|
PropsParserContext propsParserContext{surfaceId, *contextContainer_};
|
|
|
|
// What to do if we detect a conflict? Get current value and make
|
|
// that the baseline of the next animation. Scale the remaining time
|
|
// in the animation
|
|
// Types of conflicts and how we handle them:
|
|
// Update -> update: remove the previous update, make it the baseline of the
|
|
// next update (with current progress) Update -> remove: same, with final
|
|
// mutation being a remove Insert -> update: treat as update->update Insert
|
|
// -> remove: same, as update->remove Remove -> update/insert: not possible
|
|
// We just collect pairs here of <Mutation, AnimationConfig> and delete them
|
|
// from active animations. If another animation is queued up from the
|
|
// current mutations then these deleted mutations will serve as the baseline
|
|
// for the next animation. If not, the current mutations are executed
|
|
// immediately without issues.
|
|
std::vector<AnimationKeyFrame> conflictingAnimations{};
|
|
getAndEraseConflictingAnimations(
|
|
surfaceId, mutations, conflictingAnimations);
|
|
|
|
// Are we animating this list of mutations?
|
|
std::optional<LayoutAnimation> currentAnimation{};
|
|
{
|
|
std::lock_guard<std::mutex> lock(currentAnimationMutex_);
|
|
if (currentAnimation_) {
|
|
currentAnimation = std::move(currentAnimation_);
|
|
currentAnimation_.reset();
|
|
}
|
|
}
|
|
|
|
if (currentAnimation.has_value()) {
|
|
LayoutAnimation animation = std::move(currentAnimation).value();
|
|
animation.surfaceId = surfaceId;
|
|
animation.startTime = now;
|
|
|
|
// Pre-process list to:
|
|
// Catch remove+reinsert (reorders)
|
|
// Catch delete+create (reparenting) (this should be optimized away at
|
|
// the diffing level eventually?)
|
|
// TODO: to prevent this step we could tag Remove/Insert mutations as
|
|
// being moves on the Differ level, since we know that there? We could use
|
|
// TinyMap here, but it's not exposed by Differentiator (yet).
|
|
butter::set<Tag> insertedTags;
|
|
butter::set<Tag> deletedTags;
|
|
butter::set<Tag> reparentedTags; // tags that are deleted and recreated
|
|
std::unordered_map<Tag, ShadowViewMutation> movedTags;
|
|
for (const auto &mutation : mutations) {
|
|
if (mutation.type == ShadowViewMutation::Type::Insert) {
|
|
insertedTags.insert(mutation.newChildShadowView.tag);
|
|
}
|
|
if (mutation.type == ShadowViewMutation::Type::Delete) {
|
|
deletedTags.insert(mutation.oldChildShadowView.tag);
|
|
}
|
|
if (mutation.type == ShadowViewMutation::Type::Create) {
|
|
if (deletedTags.find(mutation.newChildShadowView.tag) !=
|
|
deletedTags.end()) {
|
|
reparentedTags.insert(mutation.newChildShadowView.tag);
|
|
}
|
|
}
|
|
}
|
|
|
|
// Process mutations list into operations that can be sent to platform
|
|
// immediately, and those that need to be animated Deletions, removals,
|
|
// updates are delayed and animated. Creations and insertions are sent to
|
|
// platform and then "animated in" with opacity updates. Upon completion,
|
|
// removals and deletions are sent to platform
|
|
ShadowViewMutation::List immediateMutations;
|
|
|
|
// Remove operations that are actually moves should be copied to
|
|
// "immediate mutations". The corresponding "insert" will also be executed
|
|
// immediately and animated as an update.
|
|
std::vector<AnimationKeyFrame> keyFramesToAnimate;
|
|
auto const layoutAnimationConfig = animation.layoutAnimationConfig;
|
|
for (auto const &mutation : mutations) {
|
|
if (mutation.type == ShadowViewMutation::Type::RemoveDeleteTree) {
|
|
continue;
|
|
}
|
|
|
|
ShadowView baselineShadowView =
|
|
(mutation.type == ShadowViewMutation::Type::Delete ||
|
|
mutation.type == ShadowViewMutation::Type::Remove ||
|
|
mutation.type == ShadowViewMutation::Type::Update
|
|
? mutation.oldChildShadowView
|
|
: mutation.newChildShadowView);
|
|
react_native_assert(baselineShadowView.tag > 0);
|
|
bool haveComponentDescriptor =
|
|
hasComponentDescriptorForShadowView(baselineShadowView);
|
|
|
|
// Immediately execute any mutations on a root node
|
|
if (baselineShadowView.traits.check(
|
|
ShadowNodeTraits::Trait::RootNodeKind)) {
|
|
immediateMutations.push_back(mutation);
|
|
continue;
|
|
}
|
|
|
|
std::optional<ShadowViewMutation> executeMutationImmediately{};
|
|
|
|
bool isRemoveReinserted =
|
|
mutation.type == ShadowViewMutation::Type::Remove &&
|
|
insertedTags.find(mutation.oldChildShadowView.tag) !=
|
|
insertedTags.end();
|
|
|
|
// Reparenting can result in a node being removed, inserted (moved) and
|
|
// also deleted and created in the same frame, with the same props etc.
|
|
// This should eventually be optimized out of the diffing algorithm, but
|
|
// for now we detect reparenting and prevent the corresponding
|
|
// Delete/Create instructions from being animated.
|
|
bool isReparented =
|
|
reparentedTags.find(baselineShadowView.tag) != reparentedTags.end();
|
|
|
|
if (isRemoveReinserted) {
|
|
movedTags.insert({mutation.oldChildShadowView.tag, mutation});
|
|
}
|
|
|
|
// Inserts that follow a "remove" of the same tag should be treated as
|
|
// an update (move) animation.
|
|
bool wasInsertedTagRemoved = false;
|
|
auto movedIt = movedTags.end();
|
|
if (mutation.type == ShadowViewMutation::Type::Insert) {
|
|
// If this is a move, we actually don't want to copy this insert
|
|
// instruction to animated instructions - we want to
|
|
// generate an Update mutation for Remove+Insert pairs to animate
|
|
// the layout.
|
|
// The corresponding Remove and Insert instructions will instead
|
|
// be treated as "immediate" instructions.
|
|
movedIt = movedTags.find(mutation.newChildShadowView.tag);
|
|
wasInsertedTagRemoved = movedIt != movedTags.end();
|
|
}
|
|
|
|
auto const &mutationConfig =
|
|
(mutation.type == ShadowViewMutation::Type::Delete ||
|
|
(mutation.type == ShadowViewMutation::Type::Remove &&
|
|
!wasInsertedTagRemoved)
|
|
? layoutAnimationConfig.deleteConfig
|
|
: (mutation.type == ShadowViewMutation::Type::Insert &&
|
|
!wasInsertedTagRemoved
|
|
? layoutAnimationConfig.createConfig
|
|
: layoutAnimationConfig.updateConfig));
|
|
bool haveConfiguration =
|
|
mutationConfig.animationType != AnimationType::None;
|
|
|
|
// Creates and inserts should also be executed immediately.
|
|
// Mutations that would otherwise be animated, but have no
|
|
// configuration, are also executed immediately.
|
|
if (isRemoveReinserted || !haveConfiguration || isReparented ||
|
|
mutation.type == ShadowViewMutation::Type::Create ||
|
|
mutation.type == ShadowViewMutation::Type::Insert) {
|
|
executeMutationImmediately = mutation;
|
|
|
|
// It is possible, especially in the case of "moves", that we have a
|
|
// sequence of operations like:
|
|
// UPDATE X
|
|
// REMOVE X
|
|
// INSERT X
|
|
// In these cases, we will have queued up an animation for the UPDATE
|
|
// and delayed its execution; the REMOVE and INSERT will be executed
|
|
// first; and then the UPDATE will be animating to/from ShadowViews
|
|
// that are out-of-sync with what's on the mounting layer. Thus, for
|
|
// any UPDATE animations already queued up for this tag, we adjust the
|
|
// "previous" ShadowView.
|
|
if (mutation.type == ShadowViewMutation::Type::Insert) {
|
|
for (auto &keyframe : keyFramesToAnimate) {
|
|
if (keyframe.tag == baselineShadowView.tag) {
|
|
// If there's already an animation queued up, followed by this
|
|
// Insert, it *must* be an Update mutation animation. Other
|
|
// sequences should not be possible.
|
|
react_native_assert(
|
|
keyframe.type == AnimationConfigurationType::Update);
|
|
|
|
// The mutation is an "insert", so it must have a
|
|
// "newChildShadowView"
|
|
react_native_assert(mutation.newChildShadowView.tag > 0);
|
|
|
|
// Those asserts don't run in prod. If there's some edge-case
|
|
// that we haven't caught yet, we'd crash in debug; make sure we
|
|
// don't mutate the prevView in prod.
|
|
if (keyframe.type == AnimationConfigurationType::Update &&
|
|
mutation.newChildShadowView.tag > 0) {
|
|
keyframe.viewPrev = mutation.newChildShadowView;
|
|
}
|
|
}
|
|
}
|
|
} else if (mutation.type == ShadowViewMutation::Type::Remove) {
|
|
for (auto &keyframe : keyFramesToAnimate) {
|
|
if (keyframe.tag == baselineShadowView.tag) {
|
|
// If there's already an animation queued up, followed by this
|
|
// Insert, it *must* be an Update mutation animation. Other
|
|
// sequences should not be possible.
|
|
react_native_assert(
|
|
keyframe.type == AnimationConfigurationType::Update);
|
|
|
|
// The mutation is a "remove", so it must have a
|
|
// "oldChildShadowView"
|
|
react_native_assert(mutation.oldChildShadowView.tag > 0);
|
|
|
|
// Those asserts don't run in prod. If there's some edge-case
|
|
// that we haven't caught yet, we'd crash in debug; make sure we
|
|
// don't mutate the prevView in prod.
|
|
// Since normally the UPDATE would have been executed first and
|
|
// now it's deferred, we need to change the `oldChildShadowView`
|
|
// that is being referenced by the REMOVE mutation.
|
|
if (keyframe.type == AnimationConfigurationType::Update &&
|
|
mutation.oldChildShadowView.tag > 0) {
|
|
executeMutationImmediately =
|
|
ShadowViewMutation::RemoveMutation(
|
|
mutation.parentShadowView,
|
|
keyframe.viewPrev,
|
|
mutation.index);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
// Deletes, non-move inserts, updates get animated
|
|
if (!wasInsertedTagRemoved && !isRemoveReinserted && !isReparented &&
|
|
haveConfiguration &&
|
|
mutation.type != ShadowViewMutation::Type::Create) {
|
|
ShadowView viewStart = ShadowView(
|
|
mutation.type == ShadowViewMutation::Type::Insert
|
|
? mutation.newChildShadowView
|
|
: mutation.oldChildShadowView);
|
|
react_native_assert(viewStart.tag > 0);
|
|
ShadowView viewFinal = ShadowView(
|
|
mutation.type == ShadowViewMutation::Type::Update
|
|
? mutation.newChildShadowView
|
|
: viewStart);
|
|
react_native_assert(viewFinal.tag > 0);
|
|
ShadowView parent = mutation.parentShadowView;
|
|
react_native_assert(
|
|
parent.tag > 0 ||
|
|
mutation.type == ShadowViewMutation::Type::Update ||
|
|
mutation.type == ShadowViewMutation::Type::Delete);
|
|
Tag tag = viewStart.tag;
|
|
|
|
AnimationKeyFrame keyFrame{};
|
|
if (mutation.type == ShadowViewMutation::Type::Insert) {
|
|
if (mutationConfig.animationProperty ==
|
|
AnimationProperty::Opacity &&
|
|
haveComponentDescriptor) {
|
|
auto props =
|
|
getComponentDescriptorForShadowView(baselineShadowView)
|
|
.cloneProps(propsParserContext, viewStart.props, {});
|
|
|
|
if (baselineShadowView.traits.check(
|
|
ShadowNodeTraits::Trait::ViewKind)) {
|
|
auto const &viewProps =
|
|
*std::static_pointer_cast<ViewProps const>(props);
|
|
const_cast<ViewProps &>(viewProps).opacity = 0;
|
|
}
|
|
|
|
react_native_assert(props != nullptr);
|
|
if (props != nullptr) {
|
|
viewStart.props = props;
|
|
}
|
|
}
|
|
bool isScaleX =
|
|
mutationConfig.animationProperty == AnimationProperty::ScaleX ||
|
|
mutationConfig.animationProperty == AnimationProperty::ScaleXY;
|
|
bool isScaleY =
|
|
mutationConfig.animationProperty == AnimationProperty::ScaleY ||
|
|
mutationConfig.animationProperty == AnimationProperty::ScaleXY;
|
|
if ((isScaleX || isScaleY) && haveComponentDescriptor) {
|
|
auto props =
|
|
getComponentDescriptorForShadowView(baselineShadowView)
|
|
.cloneProps(propsParserContext, viewStart.props, {});
|
|
if (baselineShadowView.traits.check(
|
|
ShadowNodeTraits::Trait::ViewKind)) {
|
|
auto const &viewProps =
|
|
*std::static_pointer_cast<ViewProps const>(props);
|
|
const_cast<ViewProps &>(viewProps).transform =
|
|
Transform::Scale(isScaleX ? 0 : 1, isScaleY ? 0 : 1, 1);
|
|
}
|
|
|
|
react_native_assert(props != nullptr);
|
|
if (props != nullptr) {
|
|
viewStart.props = props;
|
|
}
|
|
}
|
|
|
|
PrintMutationInstruction(
|
|
"Setting up animation KeyFrame for INSERT mutation (Create animation)",
|
|
mutation);
|
|
|
|
keyFrame = AnimationKeyFrame{
|
|
/* .finalMutationsForKeyFrame = */ {},
|
|
/* .type = */ AnimationConfigurationType::Create,
|
|
/* .tag = */ tag,
|
|
/* .parentView = */ parent,
|
|
/* .viewStart = */ viewStart,
|
|
/* .viewEnd = */ viewFinal,
|
|
/* .viewPrev = */ baselineShadowView,
|
|
/* .initialProgress = */ 0};
|
|
} else if (mutation.type == ShadowViewMutation::Type::Delete) {
|
|
// This is just for assertion purposes.
|
|
// The NDEBUG check here is to satisfy the compiler in certain environments
|
|
// complaining about correspondingRemoveIt being unused.
|
|
#ifdef REACT_NATIVE_DEBUG
|
|
#ifndef NDEBUG
|
|
// This block is temporarily disabled to fix some internal builds.
|
|
// In some build configurations, we get a compiler error that
|
|
// `correspondingRemoveIt` is unused.
|
|
/* Tag deleteTag = mutation.oldChildShadowView.tag;
|
|
auto correspondingRemoveIt = std::find_if(
|
|
mutations.begin(),
|
|
mutations.end(),
|
|
[&deleteTag](auto &mutation) {
|
|
return mutation.type == ShadowViewMutation::Type::Remove &&
|
|
mutation.oldChildShadowView.tag == deleteTag;
|
|
});
|
|
react_native_assert(correspondingRemoveIt != mutations.end());
|
|
*/
|
|
#endif
|
|
#endif
|
|
continue;
|
|
} else if (mutation.type == ShadowViewMutation::Type::Update) {
|
|
viewFinal = ShadowView(mutation.newChildShadowView);
|
|
|
|
PrintMutationInstruction(
|
|
"Setting up animation KeyFrame for UPDATE mutation (Update animation)",
|
|
mutation);
|
|
|
|
keyFrame = AnimationKeyFrame{
|
|
/* .finalMutationsForKeyFrame = */ {mutation},
|
|
/* .type = */ AnimationConfigurationType::Update,
|
|
/* .tag = */ tag,
|
|
/* .parentView = */ parent,
|
|
/* .viewStart = */ viewStart,
|
|
/* .viewEnd = */ viewFinal,
|
|
/* .viewPrev = */ baselineShadowView,
|
|
/* .initialProgress = */ 0};
|
|
} else {
|
|
// This should just be "Remove" instructions that are not animated
|
|
// (either this is a "move", or there's a corresponding "Delete"
|
|
// that is animated).
|
|
react_native_assert(
|
|
mutation.type == ShadowViewMutation::Type::Remove);
|
|
|
|
Tag removeTag = mutation.oldChildShadowView.tag;
|
|
auto correspondingInsertIt = std::find_if(
|
|
mutations.begin(),
|
|
mutations.end(),
|
|
[&removeTag](auto &mutation) {
|
|
return mutation.type == ShadowViewMutation::Type::Insert &&
|
|
mutation.newChildShadowView.tag == removeTag;
|
|
});
|
|
if (correspondingInsertIt == mutations.end()) {
|
|
// This is a REMOVE not paired with an INSERT (move), so it must
|
|
// be paired with a DELETE.
|
|
auto correspondingDeleteIt = std::find_if(
|
|
mutations.begin(),
|
|
mutations.end(),
|
|
[&removeTag](auto &mutation) {
|
|
return mutation.type == ShadowViewMutation::Type::Delete &&
|
|
mutation.oldChildShadowView.tag == removeTag;
|
|
});
|
|
react_native_assert(correspondingDeleteIt != mutations.end());
|
|
|
|
auto deleteMutation = *correspondingDeleteIt;
|
|
|
|
if (mutationConfig.animationProperty ==
|
|
AnimationProperty::Opacity &&
|
|
haveComponentDescriptor) {
|
|
auto props =
|
|
getComponentDescriptorForShadowView(baselineShadowView)
|
|
.cloneProps(propsParserContext, viewFinal.props, {});
|
|
|
|
if (baselineShadowView.traits.check(
|
|
ShadowNodeTraits::Trait::ViewKind)) {
|
|
auto const &viewProps =
|
|
*std::static_pointer_cast<ViewProps const>(props);
|
|
const_cast<ViewProps &>(viewProps).opacity = 0;
|
|
}
|
|
|
|
react_native_assert(props != nullptr);
|
|
if (props != nullptr) {
|
|
viewFinal.props = props;
|
|
}
|
|
}
|
|
bool isScaleX = mutationConfig.animationProperty ==
|
|
AnimationProperty::ScaleX ||
|
|
mutationConfig.animationProperty ==
|
|
AnimationProperty::ScaleXY;
|
|
bool isScaleY = mutationConfig.animationProperty ==
|
|
AnimationProperty::ScaleY ||
|
|
mutationConfig.animationProperty ==
|
|
AnimationProperty::ScaleXY;
|
|
if ((isScaleX || isScaleY) && haveComponentDescriptor) {
|
|
auto props =
|
|
getComponentDescriptorForShadowView(baselineShadowView)
|
|
.cloneProps(propsParserContext, viewFinal.props, {});
|
|
|
|
if (baselineShadowView.traits.check(
|
|
ShadowNodeTraits::Trait::ViewKind)) {
|
|
auto const &viewProps =
|
|
*std::static_pointer_cast<ViewProps const>(props);
|
|
const_cast<ViewProps &>(viewProps).transform =
|
|
Transform::Scale(isScaleX ? 0 : 1, isScaleY ? 0 : 1, 1);
|
|
}
|
|
|
|
react_native_assert(props != nullptr);
|
|
if (props != nullptr) {
|
|
viewFinal.props = props;
|
|
}
|
|
}
|
|
|
|
PrintMutationInstruction(
|
|
"Setting up animation KeyFrame for REMOVE mutation (Delete animation)",
|
|
mutation);
|
|
|
|
keyFrame = AnimationKeyFrame{
|
|
/* .finalMutationsForKeyFrame */ {mutation, deleteMutation},
|
|
/* .type */ AnimationConfigurationType::Delete,
|
|
/* .tag */ tag,
|
|
/* .parentView */ parent,
|
|
/* .viewStart */ viewStart,
|
|
/* .viewEnd */ viewFinal,
|
|
/* .viewPrev */ baselineShadowView,
|
|
/* .initialProgress */ 0};
|
|
} else {
|
|
PrintMutationInstruction(
|
|
"Executing Remove Immediately, due to reordering operation",
|
|
mutation);
|
|
immediateMutations.push_back(mutation);
|
|
continue;
|
|
}
|
|
}
|
|
|
|
// Handle conflicting animations
|
|
for (auto &conflictingKeyFrame : conflictingAnimations) {
|
|
auto const &conflictingMutationBaselineShadowView =
|
|
conflictingKeyFrame.viewStart;
|
|
|
|
// We've found a conflict.
|
|
if (conflictingMutationBaselineShadowView.tag == tag) {
|
|
conflictingKeyFrame.generateFinalSyntheticMutations = false;
|
|
|
|
// Do NOT update viewStart for a CREATE animation.
|
|
if (keyFrame.type == AnimationConfigurationType::Create) {
|
|
break;
|
|
}
|
|
|
|
#ifdef LAYOUT_ANIMATION_VERBOSE_LOGGING
|
|
LOG(ERROR)
|
|
<< "Due to conflict, replacing 'viewStart' of animated keyframe: ["
|
|
<< conflictingKeyFrame.viewPrev.tag << "] with ##"
|
|
<< std::hash<ShadowView>{}(conflictingKeyFrame.viewPrev);
|
|
#endif
|
|
// Pick a Prop or layout property, depending on the current
|
|
// animation configuration. Figure out how much progress we've
|
|
// already made in the current animation, and start the animation
|
|
// from this point.
|
|
keyFrame.viewPrev = conflictingKeyFrame.viewPrev;
|
|
keyFrame.viewStart = conflictingKeyFrame.viewPrev;
|
|
react_native_assert(keyFrame.viewStart.tag > 0);
|
|
keyFrame.initialProgress = 0;
|
|
|
|
// We're guaranteed that a tag only has one animation associated
|
|
// with it, so we can break here. If we support multiple
|
|
// animations and animation curves over the same tag in the
|
|
// future, this will need to be modified to support that.
|
|
break;
|
|
}
|
|
}
|
|
|
|
#ifdef LAYOUT_ANIMATION_VERBOSE_LOGGING
|
|
LOG(ERROR) << "Checking validity of keyframe: ["
|
|
<< keyFrame.viewStart.tag << "] [" << keyFrame.viewEnd.tag
|
|
<< "] [" << keyFrame.viewPrev.tag
|
|
<< "] animation type: " << (int)keyFrame.type;
|
|
#endif
|
|
react_native_assert(keyFrame.viewStart.tag > 0);
|
|
react_native_assert(keyFrame.viewEnd.tag > 0);
|
|
react_native_assert(keyFrame.viewPrev.tag > 0);
|
|
keyFramesToAnimate.push_back(keyFrame);
|
|
}
|
|
|
|
if (executeMutationImmediately.has_value()) {
|
|
PrintMutationInstruction(
|
|
"Queue Up For Immediate Execution", *executeMutationImmediately);
|
|
immediateMutations.push_back(*executeMutationImmediately);
|
|
}
|
|
}
|
|
|
|
#ifdef RN_SHADOW_TREE_INTROSPECTION
|
|
#ifdef LAYOUT_ANIMATION_VERBOSE_LOGGING
|
|
{
|
|
int idx = 0;
|
|
for (auto &mutation : immediateMutations) {
|
|
PrintMutationInstruction(
|
|
std::string("IMMEDIATE list: ") + std::to_string(idx) + "/" +
|
|
std::to_string(immediateMutations.size()),
|
|
mutation);
|
|
idx++;
|
|
}
|
|
}
|
|
|
|
{
|
|
int idx = 0;
|
|
for (const auto &keyframe : keyFramesToAnimate) {
|
|
for (const auto &finalMutationForKeyFrame :
|
|
keyframe.finalMutationsForKeyFrame) {
|
|
PrintMutationInstruction(
|
|
std::string("FINAL list: ") + std::to_string(idx) + "/" +
|
|
std::to_string(keyFramesToAnimate.size()),
|
|
finalMutationForKeyFrame);
|
|
}
|
|
idx++;
|
|
}
|
|
}
|
|
#endif
|
|
#endif
|
|
|
|
auto finalConflictingMutations = ShadowViewMutationList{};
|
|
for (auto &keyFrame : conflictingAnimations) {
|
|
// Special-case: if the next conflicting animation contain "delete",
|
|
// while the final mutation has the same tag with "create", we should
|
|
// remove both the delete and create as they have no effect when
|
|
// combined in the same frame. The Fabric mount layer assumes no such
|
|
// combinations in the final mutations either.
|
|
if (reduceDeleteCreateMutation_) {
|
|
for (auto itMutation = immediateMutations.begin();
|
|
itMutation != immediateMutations.end();) {
|
|
auto &mutation = *itMutation;
|
|
bool hasCreateMutationDeletedWithSameTag = false;
|
|
if (mutation.newChildShadowView.tag == keyFrame.tag &&
|
|
mutation.type == ShadowViewMutation::Create) {
|
|
for (auto itKeyFrame = keyFrame.finalMutationsForKeyFrame.begin();
|
|
itKeyFrame != keyFrame.finalMutationsForKeyFrame.end();) {
|
|
auto &conflictFinalMutation = *itKeyFrame;
|
|
if (conflictFinalMutation.type == ShadowViewMutation::Delete) {
|
|
itKeyFrame =
|
|
keyFrame.finalMutationsForKeyFrame.erase(itKeyFrame);
|
|
hasCreateMutationDeletedWithSameTag = true;
|
|
break;
|
|
} else {
|
|
itKeyFrame++;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (hasCreateMutationDeletedWithSameTag) {
|
|
itMutation = immediateMutations.erase(itMutation);
|
|
} else {
|
|
itMutation++;
|
|
}
|
|
}
|
|
}
|
|
|
|
// Special-case: if we have some (1) ongoing UPDATE animation,
|
|
// (2) it conflicted with a new MOVE operation (REMOVE+INSERT)
|
|
// without another corresponding UPDATE, we should re-queue the
|
|
// keyframe so that its position/props don't suddenly "jump".
|
|
if (keyFrame.type == AnimationConfigurationType::Update) {
|
|
auto movedIt = movedTags.find(keyFrame.tag);
|
|
if (movedIt != movedTags.end()) {
|
|
auto newKeyFrameForUpdate = std::find_if(
|
|
keyFramesToAnimate.begin(),
|
|
keyFramesToAnimate.end(),
|
|
[&](auto const &newKeyFrame) {
|
|
return newKeyFrame.type ==
|
|
AnimationConfigurationType::Update &&
|
|
newKeyFrame.tag == keyFrame.tag;
|
|
});
|
|
if (newKeyFrameForUpdate == keyFramesToAnimate.end()) {
|
|
keyFrame.invalidated = false;
|
|
|
|
// The animation will continue from the current position - we
|
|
// restart viewStart to make sure there are no sudden jumps
|
|
keyFrame.viewStart = keyFrame.viewPrev;
|
|
|
|
// Find the insert mutation that conflicted with this update
|
|
for (auto &mutation : immediateMutations) {
|
|
if (mutation.newChildShadowView.tag == keyFrame.tag &&
|
|
(mutation.type == ShadowViewMutation::Insert ||
|
|
mutation.type == ShadowViewMutation::Create)) {
|
|
keyFrame.viewPrev = mutation.newChildShadowView;
|
|
keyFrame.viewEnd = mutation.newChildShadowView;
|
|
}
|
|
}
|
|
keyFramesToAnimate.push_back(keyFrame);
|
|
continue;
|
|
}
|
|
}
|
|
}
|
|
|
|
// If the "final" mutation is already accounted for, by previously
|
|
// setting the correct "viewPrev" of the next conflicting animation, we
|
|
// don't want to queue up any final UPDATE mutations here.
|
|
bool shouldGenerateSyntheticMutations =
|
|
keyFrame.generateFinalSyntheticMutations;
|
|
auto numFinalMutations = keyFrame.finalMutationsForKeyFrame.size();
|
|
bool onlyMutationIsUpdate =
|
|
(numFinalMutations == 1 &&
|
|
keyFrame.finalMutationsForKeyFrame[0].type ==
|
|
ShadowViewMutation::Update);
|
|
if (!shouldGenerateSyntheticMutations &&
|
|
(numFinalMutations == 0 || onlyMutationIsUpdate)) {
|
|
continue;
|
|
}
|
|
|
|
queueFinalMutationsForCompletedKeyFrame(
|
|
keyFrame,
|
|
finalConflictingMutations,
|
|
true,
|
|
"KeyFrameManager: Finished Conflicting Keyframe");
|
|
}
|
|
|
|
// Make sure that all operations execute in the proper order, since
|
|
// conflicting animations are not sorted in any reasonable way.
|
|
std::stable_sort(
|
|
finalConflictingMutations.begin(),
|
|
finalConflictingMutations.end(),
|
|
&shouldFirstComeBeforeSecondMutation);
|
|
|
|
std::stable_sort(
|
|
immediateMutations.begin(),
|
|
immediateMutations.end(),
|
|
&shouldFirstComeBeforeSecondRemovesOnly);
|
|
|
|
animation.keyFrames = keyFramesToAnimate;
|
|
inflightAnimations_.push_back(std::move(animation));
|
|
|
|
// At this point, we have the following information and knowledge graph:
|
|
// Knowledge Graph:
|
|
// [ImmediateMutations] -> assumes [FinalConflicting], [FrameDelayed],
|
|
// [Delayed] already executed [FrameDelayed] -> assumes
|
|
// [FinalConflicting], [Delayed] already executed [FinalConflicting] ->
|
|
// is adjusted based on [Delayed], no dependency on [FinalConflicting],
|
|
// [FrameDelayed] [Delayed] -> assumes [FinalConflicting],
|
|
// [ImmediateMutations] not executed yet
|
|
|
|
// Adjust [Delayed] based on [FinalConflicting]
|
|
// Knowledge Graph:
|
|
// [ImmediateMutations] -> assumes [FinalConflicting], [FrameDelayed],
|
|
// [Delayed] already executed [FrameDelayed] -> assumes
|
|
// [FinalConflicting], [Delayed] already executed [FinalConflicting] ->
|
|
// is adjusted based on [Delayed], no dependency on [FinalConflicting],
|
|
// [FrameDelayed] [Delayed] -> adjusted for [FinalConflicting]; assumes
|
|
// [ImmediateMutations] not executed yet
|
|
#ifdef LAYOUT_ANIMATION_VERBOSE_LOGGING
|
|
LOG(ERROR) << "Adjust [Delayed] based on [FinalConflicting]";
|
|
#endif
|
|
for (auto &mutation : finalConflictingMutations) {
|
|
if (mutation.type == ShadowViewMutation::Type::Insert ||
|
|
mutation.type == ShadowViewMutation::Type::Remove) {
|
|
adjustDelayedMutationIndicesForMutation(surfaceId, mutation, true);
|
|
}
|
|
}
|
|
|
|
// Adjust [FrameDelayed] based on [Delayed]
|
|
// Knowledge Graph:
|
|
// [ImmediateExecutions] -> assumes [FinalConflicting], [Delayed],
|
|
// [FrameDelayed] already executed [FrameDelayed] -> adjusted for
|
|
// [Delayed]; assumes [FinalConflicting] already executed
|
|
// [FinalConflicting] -> is adjusted based on [Delayed], no dependency
|
|
// on [FinalConflicting], [FrameDelayed] [Delayed] -> adjusted for
|
|
// [FinalConflicting]; assumes [ImmediateExecutions] not executed yet
|
|
#ifdef LAYOUT_ANIMATION_VERBOSE_LOGGING
|
|
LOG(ERROR) << "Adjust [FrameDelayed] based on [Delayed]";
|
|
#endif
|
|
for (auto &keyframe : inflightAnimations_.back().keyFrames) {
|
|
for (auto &finalMutation : keyframe.finalMutationsForKeyFrame) {
|
|
if (finalMutation.type == ShadowViewMutation::Type::Insert ||
|
|
finalMutation.type == ShadowViewMutation::Type::Remove) {
|
|
// When adjusting, skip adjusting against last animation - because
|
|
// all `mutation`s here come from the last animation, so we can't
|
|
// adjust a batch against itself.
|
|
adjustImmediateMutationIndicesForDelayedMutations(
|
|
surfaceId, finalMutation, true);
|
|
}
|
|
}
|
|
}
|
|
|
|
// Adjust [ImmediateExecutions] based on [Delayed]
|
|
// Knowledge Graph:
|
|
// [ImmediateExecutions] -> adjusted for [FrameDelayed], [Delayed];
|
|
// assumes [FinalConflicting] already executed [FrameDelayed] ->
|
|
// adjusted for [Delayed]; assumes [FinalConflicting] already executed
|
|
// [FinalConflicting] -> is adjusted based on [Delayed], no dependency
|
|
// on [FinalConflicting], [FrameDelayed] [Delayed] -> adjusted for
|
|
// [FinalConflicting]; assumes [ImmediateExecutions] not executed yet
|
|
//
|
|
// THEN,
|
|
// Adjust [Delayed] based on [ImmediateExecutions] and
|
|
// [FinalConflicting] Knowledge Graph: [ImmediateExecutions] -> adjusted
|
|
// for [FrameDelayed], [Delayed]; assumes [FinalConflicting] already
|
|
// executed [FrameDelayed] -> adjusted for [Delayed]; assumes
|
|
// [FinalConflicting] already executed [FinalConflicting] -> is adjusted
|
|
// based on [Delayed], no dependency on [FinalConflicting],
|
|
// [FrameDelayed] [Delayed] -> adjusted for [FinalConflicting],
|
|
// [ImmediateExecutions]
|
|
//
|
|
// We do these in the same loop because each immediate execution is
|
|
// impacted by each delayed mutation, and also can impact each delayed
|
|
// mutation, and these effects compound.
|
|
#ifdef LAYOUT_ANIMATION_VERBOSE_LOGGING
|
|
LOG(ERROR)
|
|
<< "Adjust each [ImmediateExecution] based on [Delayed] and [Delayed] based on each [ImmediateExecution]";
|
|
#endif
|
|
for (auto &mutation : immediateMutations) {
|
|
// Note: when adjusting [ImmediateExecutions] based on [FrameDelayed],
|
|
// we need only adjust Inserts. Since inserts are executed
|
|
// highest-index-first, lower indices being delayed does not impact
|
|
// the higher-index removals; and conversely, higher indices being
|
|
// delayed cannot impact lower index removal, regardless of order.
|
|
if (mutation.type == ShadowViewMutation::Type::Insert ||
|
|
mutation.type == ShadowViewMutation::Type::Remove) {
|
|
adjustImmediateMutationIndicesForDelayedMutations(
|
|
surfaceId,
|
|
mutation,
|
|
mutation.type == ShadowViewMutation::Type::Remove);
|
|
// Here we need to adjust both Delayed and FrameDelayed mutations.
|
|
// Delayed Removes can be impacted by non-delayed Inserts from the
|
|
// same frame.
|
|
adjustDelayedMutationIndicesForMutation(surfaceId, mutation);
|
|
}
|
|
}
|
|
|
|
// If the knowledge graph progression above is correct, it is now safe
|
|
// to execute finalConflictingMutations and immediateMutations in that
|
|
// order, and to queue the delayed animations from this frame.
|
|
//
|
|
// Execute the conflicting, delayed operations immediately. Any UPDATE
|
|
// operations that smoothly transition into another animation will be
|
|
// overridden by generated UPDATE operations at the end of the list, and
|
|
// we want any REMOVE or DELETE operations to execute immediately.
|
|
// Additionally, this should allow us to avoid performing index
|
|
// adjustment between this list of conflicting animations and the batch
|
|
// we're about to execute.
|
|
finalConflictingMutations.insert(
|
|
finalConflictingMutations.end(),
|
|
immediateMutations.begin(),
|
|
immediateMutations.end());
|
|
mutations = finalConflictingMutations;
|
|
} /* if (currentAnimation) */
|
|
else {
|
|
// If there's no "next" animation, make sure we queue up "final"
|
|
// operations from all ongoing, conflicting animations.
|
|
#ifdef LAYOUT_ANIMATION_VERBOSE_LOGGING
|
|
LOG(ERROR) << "No Animation: Queue up final conflicting animations";
|
|
#endif
|
|
ShadowViewMutationList finalMutationsForConflictingAnimations{};
|
|
for (auto const &keyFrame : conflictingAnimations) {
|
|
queueFinalMutationsForCompletedKeyFrame(
|
|
keyFrame,
|
|
finalMutationsForConflictingAnimations,
|
|
true,
|
|
"Conflict with non-animated mutation");
|
|
}
|
|
|
|
// Make sure that all operations execute in the proper order.
|
|
// REMOVE operations with highest indices must operate first.
|
|
std::stable_sort(
|
|
finalMutationsForConflictingAnimations.begin(),
|
|
finalMutationsForConflictingAnimations.end(),
|
|
&shouldFirstComeBeforeSecondMutation);
|
|
|
|
#ifdef LAYOUT_ANIMATION_VERBOSE_LOGGING
|
|
LOG(ERROR)
|
|
<< "No Animation: Adjust delayed mutations based on all finalMutationsForConflictingAnimations";
|
|
#endif
|
|
for (auto const &mutation : finalMutationsForConflictingAnimations) {
|
|
if (mutation.type == ShadowViewMutation::Type::Remove ||
|
|
mutation.type == ShadowViewMutation::Type::Insert) {
|
|
adjustDelayedMutationIndicesForMutation(surfaceId, mutation);
|
|
}
|
|
}
|
|
|
|
// The ShadowTree layer doesn't realize that certain operations have
|
|
// been delayed, so we must adjust all Remove and Insert operations
|
|
// based on what else has been deferred, whether we are executing this
|
|
// immediately or later.
|
|
#ifdef LAYOUT_ANIMATION_VERBOSE_LOGGING
|
|
LOG(ERROR)
|
|
<< "No Animation: Adjust mutations based on remaining delayed mutations / adjust delayed, based on each";
|
|
#endif
|
|
for (auto &mutation : mutations) {
|
|
if (mutation.type == ShadowViewMutation::Type::Remove ||
|
|
mutation.type == ShadowViewMutation::Type::Insert) {
|
|
adjustImmediateMutationIndicesForDelayedMutations(
|
|
surfaceId, mutation);
|
|
adjustDelayedMutationIndicesForMutation(surfaceId, mutation);
|
|
}
|
|
}
|
|
|
|
// Append mutations to this list and swap - so that the final
|
|
// conflicting mutations happen before any other mutations
|
|
finalMutationsForConflictingAnimations.insert(
|
|
finalMutationsForConflictingAnimations.end(),
|
|
mutations.begin(),
|
|
mutations.end());
|
|
mutations = finalMutationsForConflictingAnimations;
|
|
}
|
|
} // if (mutations)
|
|
|
|
// We never commit a different root or modify anything -
|
|
// we just send additional mutations to the mounting layer until the
|
|
// animations are finished and the mounting layer (view) represents exactly
|
|
// what is in the most recent shadow tree
|
|
// Add animation mutations to the end of our existing mutations list in this
|
|
// function.
|
|
ShadowViewMutationList mutationsForAnimation{};
|
|
animationMutationsForFrame(surfaceId, mutationsForAnimation, now);
|
|
|
|
// If any delayed removes were executed, update remaining delayed keyframes
|
|
#ifdef LAYOUT_ANIMATION_VERBOSE_LOGGING
|
|
LOG(ERROR)
|
|
<< "Adjust all delayed mutations based on final mutations generated by animation driver";
|
|
#endif
|
|
for (auto const &mutation : mutationsForAnimation) {
|
|
if (mutation.type == ShadowViewMutation::Type::Remove) {
|
|
adjustDelayedMutationIndicesForMutation(surfaceId, mutation);
|
|
}
|
|
}
|
|
|
|
mutations.insert(
|
|
mutations.end(),
|
|
mutationsForAnimation.begin(),
|
|
mutationsForAnimation.end());
|
|
|
|
// DEBUG ONLY: list existing inflight animations
|
|
#ifdef LAYOUT_ANIMATION_VERBOSE_LOGGING
|
|
LOG(ERROR) << "FINISHING DISPLAYING ONGOING inflightAnimations_!";
|
|
int i = 0;
|
|
int j = 0;
|
|
for (auto const &inflightAnimation : inflightAnimations_) {
|
|
i++;
|
|
j = 0;
|
|
if (inflightAnimation.completed) {
|
|
continue;
|
|
}
|
|
for (auto &keyframe : inflightAnimation.keyFrames) {
|
|
j++;
|
|
if (keyframe.invalidated) {
|
|
continue;
|
|
}
|
|
for (auto const &finalMutation : keyframe.finalMutationsForKeyFrame) {
|
|
if (!finalMutation.mutatedViewIsVirtual()) {
|
|
std::string msg = "Animation " + std::to_string(i) + " keyframe " +
|
|
std::to_string(j) + ": Final Animation";
|
|
PrintMutationInstruction(msg, finalMutation);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
LOG(ERROR) << "FINISHING DONE DISPLAYING ONGOING inflightAnimations_!";
|
|
#endif
|
|
|
|
// Signal to delegate if all animations are complete, or if we were not
|
|
// animating anything and now some animation exists.
|
|
if (inflightAnimationsExistInitially && inflightAnimations_.empty()) {
|
|
std::lock_guard<std::mutex> lock(layoutAnimationStatusDelegateMutex_);
|
|
if (layoutAnimationStatusDelegate_ != nullptr) {
|
|
layoutAnimationStatusDelegate_->onAllAnimationsComplete();
|
|
}
|
|
} else if (
|
|
!inflightAnimationsExistInitially && !inflightAnimations_.empty()) {
|
|
std::lock_guard<std::mutex> lock(layoutAnimationStatusDelegateMutex_);
|
|
if (layoutAnimationStatusDelegate_ != nullptr) {
|
|
layoutAnimationStatusDelegate_->onAnimationStarted();
|
|
}
|
|
}
|
|
|
|
return MountingTransaction{
|
|
surfaceId, transactionNumber, std::move(mutations), telemetry};
|
|
}
|
|
|
|
void LayoutAnimationKeyFrameManager::uiManagerDidConfigureNextLayoutAnimation(
|
|
LayoutAnimation layoutAnimation) const {
|
|
currentAnimation_ = std::optional<LayoutAnimation>{layoutAnimation};
|
|
}
|
|
|
|
void LayoutAnimationKeyFrameManager::setLayoutAnimationStatusDelegate(
|
|
LayoutAnimationStatusDelegate *delegate) const {
|
|
std::lock_guard<std::mutex> lock(layoutAnimationStatusDelegateMutex_);
|
|
layoutAnimationStatusDelegate_ = delegate;
|
|
}
|
|
|
|
void LayoutAnimationKeyFrameManager::setClockNow(
|
|
std::function<uint64_t()> now) {
|
|
now_ = std::move(now);
|
|
}
|
|
|
|
#pragma mark - Protected
|
|
|
|
bool LayoutAnimationKeyFrameManager::hasComponentDescriptorForShadowView(
|
|
ShadowView const &shadowView) const {
|
|
return componentDescriptorRegistry_->hasComponentDescriptorAt(
|
|
shadowView.componentHandle);
|
|
}
|
|
|
|
ComponentDescriptor const &
|
|
LayoutAnimationKeyFrameManager::getComponentDescriptorForShadowView(
|
|
ShadowView const &shadowView) const {
|
|
return componentDescriptorRegistry_->at(shadowView.componentHandle);
|
|
}
|
|
|
|
ShadowView LayoutAnimationKeyFrameManager::createInterpolatedShadowView(
|
|
Float progress,
|
|
ShadowView const &startingView,
|
|
ShadowView const &finalView) const {
|
|
react_native_assert(startingView.tag > 0);
|
|
react_native_assert(finalView.tag > 0);
|
|
if (!hasComponentDescriptorForShadowView(startingView)) {
|
|
LOG(ERROR) << "No ComponentDescriptor for ShadowView being animated: ["
|
|
<< startingView.tag << "]";
|
|
react_native_assert(false);
|
|
return finalView;
|
|
}
|
|
|
|
ComponentDescriptor const &componentDescriptor =
|
|
getComponentDescriptorForShadowView(startingView);
|
|
|
|
// Base the mutated view on the finalView, so that the following stay
|
|
// consistent:
|
|
// - state
|
|
// - eventEmitter
|
|
// For now, we do not allow interpolation of state. And we probably never
|
|
// will, so make sure we always keep the mounting layer consistent with the
|
|
// "final" state.
|
|
auto mutatedShadowView = ShadowView(finalView);
|
|
react_native_assert(mutatedShadowView.tag > 0);
|
|
|
|
react_native_assert(startingView.props != nullptr);
|
|
react_native_assert(finalView.props != nullptr);
|
|
if (startingView.props == nullptr || finalView.props == nullptr) {
|
|
return finalView;
|
|
}
|
|
|
|
// Animate opacity or scale/transform
|
|
PropsParserContext propsParserContext{
|
|
finalView.surfaceId, *contextContainer_};
|
|
mutatedShadowView.props = componentDescriptor.interpolateProps(
|
|
propsParserContext, progress, startingView.props, finalView.props);
|
|
react_native_assert(mutatedShadowView.props != nullptr);
|
|
if (mutatedShadowView.props == nullptr) {
|
|
return finalView;
|
|
}
|
|
|
|
// Interpolate LayoutMetrics
|
|
LayoutMetrics const &finalLayoutMetrics = finalView.layoutMetrics;
|
|
LayoutMetrics const &baselineLayoutMetrics = startingView.layoutMetrics;
|
|
LayoutMetrics interpolatedLayoutMetrics = finalLayoutMetrics;
|
|
interpolatedLayoutMetrics.frame.origin.x = interpolateFloats(
|
|
progress,
|
|
baselineLayoutMetrics.frame.origin.x,
|
|
finalLayoutMetrics.frame.origin.x);
|
|
interpolatedLayoutMetrics.frame.origin.y = interpolateFloats(
|
|
progress,
|
|
baselineLayoutMetrics.frame.origin.y,
|
|
finalLayoutMetrics.frame.origin.y);
|
|
interpolatedLayoutMetrics.frame.size.width = interpolateFloats(
|
|
progress,
|
|
baselineLayoutMetrics.frame.size.width,
|
|
finalLayoutMetrics.frame.size.width);
|
|
interpolatedLayoutMetrics.frame.size.height = interpolateFloats(
|
|
progress,
|
|
baselineLayoutMetrics.frame.size.height,
|
|
finalLayoutMetrics.frame.size.height);
|
|
mutatedShadowView.layoutMetrics = interpolatedLayoutMetrics;
|
|
|
|
return mutatedShadowView;
|
|
}
|
|
|
|
void LayoutAnimationKeyFrameManager::callCallback(
|
|
LayoutAnimationCallbackWrapper const &callback) const {
|
|
runtimeExecutor_(
|
|
[callback](jsi::Runtime &runtime) { callback.call(runtime); });
|
|
}
|
|
|
|
void LayoutAnimationKeyFrameManager::queueFinalMutationsForCompletedKeyFrame(
|
|
AnimationKeyFrame const &keyframe,
|
|
ShadowViewMutation::List &mutationsList,
|
|
bool interrupted,
|
|
const std::string & /*logPrefix*/) const {
|
|
if (!keyframe.finalMutationsForKeyFrame.empty()) {
|
|
// TODO: modularize this segment, it is repeated 2x in KeyFrameManager
|
|
// as well.
|
|
ShadowView prev = keyframe.viewPrev;
|
|
for (auto const &finalMutation : keyframe.finalMutationsForKeyFrame) {
|
|
PrintMutationInstruction(
|
|
logPrefix + ": Queuing up Final Mutation:", finalMutation);
|
|
// Copy so that if something else mutates the inflight animations,
|
|
// it won't change this mutation after this point.
|
|
switch (finalMutation.type) {
|
|
// For CREATE/INSERT this will contain CREATE, INSERT in that order.
|
|
// For REMOVE/DELETE, same.
|
|
case ShadowViewMutation::Type::Create:
|
|
mutationsList.push_back(ShadowViewMutation::CreateMutation(
|
|
finalMutation.newChildShadowView));
|
|
break;
|
|
case ShadowViewMutation::Type::Delete:
|
|
mutationsList.push_back(ShadowViewMutation::DeleteMutation(prev));
|
|
break;
|
|
case ShadowViewMutation::Type::Insert:
|
|
mutationsList.push_back(ShadowViewMutation::InsertMutation(
|
|
finalMutation.parentShadowView,
|
|
finalMutation.newChildShadowView,
|
|
finalMutation.index));
|
|
break;
|
|
case ShadowViewMutation::Type::Remove:
|
|
mutationsList.push_back(ShadowViewMutation::RemoveMutation(
|
|
finalMutation.parentShadowView, prev, finalMutation.index));
|
|
break;
|
|
case ShadowViewMutation::Type::RemoveDeleteTree:
|
|
// Note: Currently, there is a guarantee that if RemoveDeleteTree
|
|
// operations are generated, we /also/ generate corresponding
|
|
// Remove/Delete operations that are marked as "redundant".
|
|
// LayoutAnimations will process the redundant operations here, and
|
|
// ignore this mega-op. In the future for perf reasons it would be
|
|
// nice to remove the redundant operations entirely but we would need
|
|
// to find a way to make the RemoveDeleteTree operation work with
|
|
// LayoutAnimations (that might not be possible).
|
|
break;
|
|
case ShadowViewMutation::Type::Update:
|
|
mutationsList.push_back(ShadowViewMutation::UpdateMutation(
|
|
prev,
|
|
finalMutation.newChildShadowView,
|
|
finalMutation.parentShadowView));
|
|
break;
|
|
}
|
|
if (finalMutation.newChildShadowView.tag > 0) {
|
|
prev = finalMutation.newChildShadowView;
|
|
}
|
|
}
|
|
} else {
|
|
// If there's no final mutation associated, create a mutation that
|
|
// corresponds to the animation being 100% complete. This is
|
|
// important for, for example, INSERT mutations being animated from
|
|
// opacity 0 to 1. If the animation is interrupted we must force the
|
|
// View to be at opacity 1. For Android - since it passes along only
|
|
// deltas, not an entire bag of props - generate an "animation"
|
|
// frame corresponding to a final update for this view. Only then,
|
|
// generate an update that will cause the ShadowTree to be
|
|
// consistent with the Mounting layer by passing viewEnd,
|
|
// unmodified, to the mounting layer. This helps with, for example,
|
|
// opacity animations.
|
|
// This is necessary for INSERT (create) and UPDATE (update) mutations, but
|
|
// not REMOVE/DELETE mutations ("delete" animations).
|
|
if (interrupted) {
|
|
auto mutatedShadowView =
|
|
createInterpolatedShadowView(1, keyframe.viewStart, keyframe.viewEnd);
|
|
auto generatedPenultimateMutation = ShadowViewMutation::UpdateMutation(
|
|
keyframe.viewPrev, mutatedShadowView, keyframe.parentView);
|
|
react_native_assert(
|
|
generatedPenultimateMutation.oldChildShadowView.tag > 0);
|
|
react_native_assert(
|
|
generatedPenultimateMutation.newChildShadowView.tag > 0);
|
|
PrintMutationInstruction(
|
|
"Queueing up penultimate mutation instruction - synthetic",
|
|
generatedPenultimateMutation);
|
|
mutationsList.push_back(generatedPenultimateMutation);
|
|
|
|
auto generatedMutation = ShadowViewMutation::UpdateMutation(
|
|
mutatedShadowView, keyframe.viewEnd, keyframe.parentView);
|
|
react_native_assert(generatedMutation.oldChildShadowView.tag > 0);
|
|
react_native_assert(generatedMutation.newChildShadowView.tag > 0);
|
|
PrintMutationInstruction(
|
|
"Queueing up final mutation instruction - synthetic",
|
|
generatedMutation);
|
|
mutationsList.push_back(generatedMutation);
|
|
} else {
|
|
auto mutation = ShadowViewMutation::UpdateMutation(
|
|
keyframe.viewPrev, keyframe.viewEnd, keyframe.parentView);
|
|
PrintMutationInstruction(
|
|
logPrefix +
|
|
"Animation Complete: Queuing up Final Synthetic Mutation:",
|
|
mutation);
|
|
react_native_assert(mutation.oldChildShadowView.tag > 0);
|
|
react_native_assert(mutation.newChildShadowView.tag > 0);
|
|
mutationsList.push_back(std::move(mutation));
|
|
}
|
|
}
|
|
}
|
|
|
|
#pragma mark - Private
|
|
|
|
void LayoutAnimationKeyFrameManager::
|
|
adjustImmediateMutationIndicesForDelayedMutations(
|
|
SurfaceId surfaceId,
|
|
ShadowViewMutation &mutation,
|
|
bool skipLastAnimation,
|
|
bool lastAnimationOnly) const {
|
|
bool isRemoveMutation = mutation.type == ShadowViewMutation::Type::Remove;
|
|
react_native_assert(
|
|
isRemoveMutation || mutation.type == ShadowViewMutation::Type::Insert);
|
|
|
|
// TODO: turn all of this into a lambda and share code?
|
|
if (mutation.mutatedViewIsVirtual()) {
|
|
PrintMutationInstruction(
|
|
"[IndexAdjustment] Not calling adjustImmediateMutationIndicesForDelayedMutations, is virtual, for:",
|
|
mutation);
|
|
return;
|
|
}
|
|
|
|
PrintMutationInstruction(
|
|
"[IndexAdjustment] Calling adjustImmediateMutationIndicesForDelayedMutations for:",
|
|
mutation);
|
|
|
|
// First, collect all final mutations that could impact this immediate
|
|
// mutation.
|
|
std::vector<ShadowViewMutation const *> candidateMutations{};
|
|
|
|
for (auto inflightAnimationIt =
|
|
inflightAnimations_.rbegin() + (skipLastAnimation ? 1 : 0);
|
|
inflightAnimationIt != inflightAnimations_.rend();
|
|
inflightAnimationIt++) {
|
|
auto &inflightAnimation = *inflightAnimationIt;
|
|
if (inflightAnimation.surfaceId != surfaceId) {
|
|
continue;
|
|
}
|
|
if (inflightAnimation.completed) {
|
|
continue;
|
|
}
|
|
|
|
for (auto const &animatedKeyFrame : inflightAnimation.keyFrames) {
|
|
if (animatedKeyFrame.invalidated) {
|
|
continue;
|
|
}
|
|
|
|
// Detect if they're in the same view hierarchy, but not equivalent
|
|
// We've already detected direct conflicts and removed them.
|
|
if (animatedKeyFrame.parentView.tag != mutation.parentShadowView.tag) {
|
|
continue;
|
|
}
|
|
|
|
for (auto const &delayedMutation :
|
|
animatedKeyFrame.finalMutationsForKeyFrame) {
|
|
if (delayedMutation.type != ShadowViewMutation::Type::Remove) {
|
|
continue;
|
|
}
|
|
if (delayedMutation.mutatedViewIsVirtual()) {
|
|
continue;
|
|
}
|
|
if (delayedMutation.oldChildShadowView.tag ==
|
|
(isRemoveMutation ? mutation.oldChildShadowView.tag
|
|
: mutation.newChildShadowView.tag)) {
|
|
continue;
|
|
}
|
|
|
|
PrintMutationInstructionRelative(
|
|
"[IndexAdjustment] adjustImmediateMutationIndicesForDelayedMutations CANDIDATE for:",
|
|
mutation,
|
|
delayedMutation);
|
|
candidateMutations.push_back(&delayedMutation);
|
|
}
|
|
}
|
|
|
|
if (lastAnimationOnly) {
|
|
break;
|
|
}
|
|
}
|
|
|
|
// While the mutation keeps being affected, keep checking. We use the vector
|
|
// so we only perform one adjustment per delayed mutation. See comments at
|
|
// bottom of adjustDelayedMutationIndicesForMutation for further explanation.
|
|
bool changed = true;
|
|
int adjustedDelta = 0;
|
|
while (changed) {
|
|
changed = false;
|
|
candidateMutations.erase(
|
|
std::remove_if(
|
|
candidateMutations.begin(),
|
|
candidateMutations.end(),
|
|
[&changed, &mutation, &adjustedDelta, &isRemoveMutation](
|
|
ShadowViewMutation const *candidateMutation) {
|
|
bool indexConflicts =
|
|
(candidateMutation->index < mutation.index ||
|
|
(isRemoveMutation &&
|
|
candidateMutation->index == mutation.index));
|
|
if (indexConflicts) {
|
|
mutation.index++;
|
|
adjustedDelta++;
|
|
changed = true;
|
|
PrintMutationInstructionRelative(
|
|
"[IndexAdjustment] adjustImmediateMutationIndicesForDelayedMutations: Adjusting mutation UPWARD",
|
|
mutation,
|
|
*candidateMutation);
|
|
return true;
|
|
}
|
|
return false;
|
|
}),
|
|
candidateMutations.end());
|
|
}
|
|
}
|
|
|
|
void LayoutAnimationKeyFrameManager::adjustDelayedMutationIndicesForMutation(
|
|
SurfaceId surfaceId,
|
|
ShadowViewMutation const &mutation,
|
|
bool skipLastAnimation) const {
|
|
bool isRemoveMutation = mutation.type == ShadowViewMutation::Type::Remove;
|
|
bool isInsertMutation = mutation.type == ShadowViewMutation::Type::Insert;
|
|
auto tag = isRemoveMutation ? mutation.oldChildShadowView.tag
|
|
: mutation.newChildShadowView.tag;
|
|
react_native_assert(isRemoveMutation || isInsertMutation);
|
|
|
|
if (mutation.mutatedViewIsVirtual()) {
|
|
PrintMutationInstruction(
|
|
"[IndexAdjustment] Not calling adjustDelayedMutationIndicesForMutation, is virtual, for:",
|
|
mutation);
|
|
return;
|
|
}
|
|
|
|
// First, collect all final mutations that could impact this immediate
|
|
// mutation.
|
|
std::vector<ShadowViewMutation *> candidateMutations{};
|
|
|
|
for (auto inflightAnimationIt =
|
|
inflightAnimations_.rbegin() + (skipLastAnimation ? 1 : 0);
|
|
inflightAnimationIt != inflightAnimations_.rend();
|
|
inflightAnimationIt++) {
|
|
auto &inflightAnimation = *inflightAnimationIt;
|
|
|
|
if (inflightAnimation.surfaceId != surfaceId) {
|
|
continue;
|
|
}
|
|
if (inflightAnimation.completed) {
|
|
continue;
|
|
}
|
|
|
|
for (auto &animatedKeyFrame : inflightAnimation.keyFrames) {
|
|
if (animatedKeyFrame.invalidated) {
|
|
continue;
|
|
}
|
|
|
|
// Detect if they're in the same view hierarchy, but not equivalent
|
|
// (We've already detected direct conflicts and handled them above)
|
|
if (animatedKeyFrame.parentView.tag != mutation.parentShadowView.tag) {
|
|
continue;
|
|
}
|
|
|
|
for (auto &finalAnimationMutation :
|
|
animatedKeyFrame.finalMutationsForKeyFrame) {
|
|
if (finalAnimationMutation.oldChildShadowView.tag == tag) {
|
|
continue;
|
|
}
|
|
|
|
if (finalAnimationMutation.type != ShadowViewMutation::Type::Remove) {
|
|
continue;
|
|
}
|
|
if (finalAnimationMutation.mutatedViewIsVirtual()) {
|
|
continue;
|
|
}
|
|
|
|
PrintMutationInstructionRelative(
|
|
"[IndexAdjustment] adjustDelayedMutationIndicesForMutation: CANDIDATE:",
|
|
mutation,
|
|
finalAnimationMutation);
|
|
candidateMutations.push_back(&finalAnimationMutation);
|
|
}
|
|
}
|
|
}
|
|
|
|
// Because the finalAnimations are not sorted in any way, it is possible to
|
|
// have some sequence like:
|
|
// * DELAYED REMOVE 10 from {TAG}
|
|
// * DELAYED REMOVE 9 from {TAG}
|
|
// * ...
|
|
// * DELAYED REMOVE 5 from {TAG}
|
|
// with mutation: INSERT 6/REMOVE 6. This would cause the first few mutations
|
|
// to *not* be adjusted, even though they would be impacted by mutation or
|
|
// vice-versa after later adjustments are applied. Therefore, we just keep
|
|
// recursing while there are any changes. This isn't great, but is good enough
|
|
// for now until we change these data-structures.
|
|
bool changed = true;
|
|
while (changed) {
|
|
changed = false;
|
|
candidateMutations.erase(
|
|
std::remove_if(
|
|
candidateMutations.begin(),
|
|
candidateMutations.end(),
|
|
[&mutation, &isRemoveMutation, &isInsertMutation, &changed](
|
|
ShadowViewMutation *candidateMutation) {
|
|
if (isRemoveMutation &&
|
|
mutation.index <= candidateMutation->index) {
|
|
candidateMutation->index--;
|
|
changed = true;
|
|
PrintMutationInstructionRelative(
|
|
"[IndexAdjustment] adjustDelayedMutationIndicesForMutation: Adjusting mutation DOWNWARD",
|
|
mutation,
|
|
*candidateMutation);
|
|
return true;
|
|
} else if (
|
|
isInsertMutation &&
|
|
mutation.index <= candidateMutation->index) {
|
|
candidateMutation->index++;
|
|
changed = true;
|
|
PrintMutationInstructionRelative(
|
|
"[IndexAdjustment] adjustDelayedMutationIndicesForMutation: Adjusting mutation UPWARD",
|
|
mutation,
|
|
*candidateMutation);
|
|
return true;
|
|
}
|
|
return false;
|
|
}),
|
|
candidateMutations.end());
|
|
}
|
|
}
|
|
|
|
void LayoutAnimationKeyFrameManager::getAndEraseConflictingAnimations(
|
|
SurfaceId surfaceId,
|
|
ShadowViewMutationList const &mutations,
|
|
std::vector<AnimationKeyFrame> &conflictingAnimations) const {
|
|
ShadowViewMutationList localConflictingMutations{};
|
|
for (auto const &mutation : mutations) {
|
|
if (mutation.type == ShadowViewMutation::Type::RemoveDeleteTree) {
|
|
continue;
|
|
}
|
|
|
|
bool mutationIsCreateOrDelete =
|
|
mutation.type == ShadowViewMutation::Type::Create ||
|
|
mutation.type == ShadowViewMutation::Type::Delete;
|
|
auto const &baselineShadowView =
|
|
(mutation.type == ShadowViewMutation::Type::Insert ||
|
|
mutation.type == ShadowViewMutation::Type::Create)
|
|
? mutation.newChildShadowView
|
|
: mutation.oldChildShadowView;
|
|
auto baselineTag = baselineShadowView.tag;
|
|
|
|
for (auto &inflightAnimation : inflightAnimations_) {
|
|
if (inflightAnimation.surfaceId != surfaceId) {
|
|
continue;
|
|
}
|
|
if (inflightAnimation.completed) {
|
|
continue;
|
|
}
|
|
|
|
for (auto it = inflightAnimation.keyFrames.begin();
|
|
it != inflightAnimation.keyFrames.end();) {
|
|
auto &animatedKeyFrame = *it;
|
|
|
|
if (animatedKeyFrame.invalidated) {
|
|
continue;
|
|
}
|
|
|
|
// A conflict is when either: the animated node itself is mutated
|
|
// directly; or, the parent of the node is created or deleted. In cases
|
|
// of reparenting - say, the parent is deleted but the node was moved to
|
|
// a different parent first - the reparenting (remove/insert) conflict
|
|
// will be detected before we process the parent DELETE.
|
|
// Parent deletion is important because deleting a parent recursively
|
|
// deletes all children. If we previously deferred deletion of a child,
|
|
// we need to force deletion/removal to happen immediately.
|
|
bool conflicting = animatedKeyFrame.tag == baselineTag ||
|
|
(mutationIsCreateOrDelete &&
|
|
animatedKeyFrame.parentView.tag == baselineTag &&
|
|
animatedKeyFrame.parentView.tag != 0);
|
|
|
|
// Conflicting animation detected: if we're mutating a tag under
|
|
// animation, or deleting the parent of a tag under animation, or
|
|
// reparenting.
|
|
if (conflicting) {
|
|
animatedKeyFrame.invalidated = true;
|
|
|
|
// We construct a list of all conflicting animations, whether or not
|
|
// they have a "final mutation" to execute. This is important with,
|
|
// for example, "insert" mutations where the final update needs to set
|
|
// opacity to "1", even if there's no final ShadowNode update.
|
|
// TODO: don't animate virtual views in the first place?
|
|
bool isVirtual = false;
|
|
for (const auto &finalMutationForKeyFrame :
|
|
animatedKeyFrame.finalMutationsForKeyFrame) {
|
|
isVirtual =
|
|
isVirtual || finalMutationForKeyFrame.mutatedViewIsVirtual();
|
|
|
|
#ifdef LAYOUT_ANIMATION_VERBOSE_LOGGING
|
|
PrintMutationInstructionRelative(
|
|
"Found mutation that conflicts with existing in-flight animation:",
|
|
mutation,
|
|
finalMutationForKeyFrame);
|
|
#endif
|
|
}
|
|
|
|
conflictingAnimations.push_back(animatedKeyFrame);
|
|
for (const auto &finalMutationForKeyFrame :
|
|
animatedKeyFrame.finalMutationsForKeyFrame) {
|
|
if (!isVirtual ||
|
|
finalMutationForKeyFrame.type ==
|
|
ShadowViewMutation::Type::Delete) {
|
|
localConflictingMutations.push_back(finalMutationForKeyFrame);
|
|
}
|
|
}
|
|
|
|
// Delete from existing animation
|
|
it = inflightAnimation.keyFrames.erase(it);
|
|
} else {
|
|
it++;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
// Recurse, in case conflicting mutations conflict with other existing
|
|
// animations
|
|
if (!localConflictingMutations.empty()) {
|
|
getAndEraseConflictingAnimations(
|
|
surfaceId, localConflictingMutations, conflictingAnimations);
|
|
}
|
|
}
|
|
|
|
void LayoutAnimationKeyFrameManager::deleteAnimationsForStoppedSurfaces()
|
|
const {
|
|
bool inflightAnimationsExistInitially = !inflightAnimations_.empty();
|
|
|
|
// Execute stopSurface on any ongoing animations
|
|
if (inflightAnimationsExistInitially) {
|
|
butter::set<SurfaceId> surfaceIdsToStop{};
|
|
{
|
|
std::lock_guard<std::mutex> lock(surfaceIdsToStopMutex_);
|
|
surfaceIdsToStop = surfaceIdsToStop_;
|
|
surfaceIdsToStop_.clear();
|
|
}
|
|
|
|
#ifdef LAYOUT_ANIMATION_VERBOSE_LOGGING
|
|
std::ostringstream surfaceIdsStr;
|
|
std::copy(
|
|
surfaceIdsToStop.begin(),
|
|
surfaceIdsToStop.end(),
|
|
std::ostream_iterator<SurfaceId>(surfaceIdsStr, ", "));
|
|
LOG(ERROR) << "LayoutAnimations: stopping animations due to stopSurface on "
|
|
<< surfaceIdsStr.str();
|
|
#endif
|
|
|
|
for (auto it = inflightAnimations_.begin();
|
|
it != inflightAnimations_.end();) {
|
|
const auto &animation = *it;
|
|
if (surfaceIdsToStop.find(animation.surfaceId) !=
|
|
surfaceIdsToStop.end()) {
|
|
it = inflightAnimations_.erase(it);
|
|
} else {
|
|
it++;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
} // namespace facebook::react
|