MovieSceneBlendingAccumulator.inl

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// Copyright Epic Games, Inc. All Rights Reserved.
 
#include "Compilation/MovieSceneTemplateInterrogation.h"
 
MOVIESCENE_API FMovieSceneAnimTypeID GetInitialValueTypeID();
 
template<typename DataType>
void TBlendableTokenStack<DataType>::ComputeAndActuate(UObject* InObject, FMovieSceneBlendingAccumulator& Accumulator, FMovieSceneBlendingActuatorID InActuatorType, const FMovieSceneContext& Context, FPersistentEvaluationData& PersistentData, IMovieScenePlayer& Player)
{
    TMovieSceneBlendingActuator<DataType>* Actuator = Accumulator.FindActuator<DataType>(InActuatorType);
    if (!ensure(Actuator))
    {
        return;
    }
 
    TMovieSceneInitialValueStore<DataType> InitialValues(*Actuator, *this, InObject, &Player);
 
    typename TBlendableTokenTraits<DataType>::WorkingDataType WorkingTotal{};
    Tokens.Sort();
    for (const TBlendableToken<DataType>* Token : Tokens)
    {
        Token->AddTo(WorkingTotal, InitialValues);
    }
 
    DataType FinalResult = WorkingTotal.Resolve(InitialValues);
    Actuator->Actuate(InObject, FinalResult, *this, Context, PersistentData, Player);
 
    if (Actuator->HasInitialValue(InObject))
    {
        FMovieSceneAnimTypeID TypeID = FMovieSceneAnimTypeID::Combine(Actuator->GetActuatorID(), GetInitialValueTypeID());
        if (InObject)
        {
            SavePreAnimatedStateForAllEntities(Player, *InObject, TypeID, FMovieSceneRemoveInitialValueTokenProducer(Actuator->AsShared()));
        }
        else
        {
            SavePreAnimatedStateForAllEntities(Player, TypeID, FMovieSceneRemoveInitialGlobalValueTokenProducer(Actuator->AsShared()));
        }
    }
}
 
 
template<typename DataType>
void TBlendableTokenStack<DataType>::Interrogate(UObject* AnimatedObject, FMovieSceneInterrogationData& InterrogationData, FMovieSceneBlendingAccumulator& Accumulator, FMovieSceneBlendingActuatorID InActuatorType, const FMovieSceneContext& Context)
{
    TMovieSceneBlendingActuator<DataType>* Actuator = Accumulator.FindActuator<DataType>(InActuatorType);
    if (!ensure(Actuator))
    {
        return;
    }
 
    TMovieSceneInitialValueStore<DataType> InitialValues(*Actuator, *this, AnimatedObject, nullptr);
 
    typename TBlendableTokenTraits<DataType>::WorkingDataType WorkingTotal{};
    for (const TBlendableToken<DataType>* Token : Tokens)
    {
        Token->AddTo(WorkingTotal, InitialValues);
    }
 
    DataType FinalResult = WorkingTotal.Resolve(InitialValues);
    Actuator->Actuate(InterrogationData, FinalResult, *this, Context);
}