AnimCompress_RemoveLinearKeys.h

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// Copyright Epic Games, Inc. All Rights Reserved.
 
#pragma once
 
#include "CoreMinimal.h"
#include "UObject/ObjectMacros.h"
#include "Animation/AnimSequence.h"
#include "AnimationUtils.h"
#include "Animation/AnimCompress.h"
#include "AnimCompress_RemoveLinearKeys.generated.h"
 
 
UCLASS(MinimalAPI)
class UAnimCompress_RemoveLinearKeys : public UAnimCompress
{
    GENERATED_UCLASS_BODY()
 
    
    UPROPERTY(EditAnywhere, Category=LinearKeyRemoval)
    float MaxPosDiff;
 
    UPROPERTY(EditAnywhere, Category=LinearKeyRemoval)
    float MaxAngleDiff;
 
    UPROPERTY(EditAnywhere, Category=LinearKeyRemoval)
    float MaxScaleDiff;
 
    UPROPERTY(EditAnywhere, Category=LinearKeyRemoval)
    float MaxEffectorDiff;
 
    UPROPERTY(EditAnywhere, Category=LinearKeyRemoval)
    float MinEffectorDiff;
 
    UPROPERTY(EditAnywhere, Category=LinearKeyRemoval)
    float EffectorDiffSocket;
 
    UPROPERTY(EditAnywhere, Category=LinearKeyRemoval, meta = (ClampMin = "1.0"))
    float ParentKeyScale;
 
    UPROPERTY(EditAnywhere, Category=LinearKeyRemoval)
    uint32 bRetarget:1;
 
    UPROPERTY(EditAnywhere, Category=LinearKeyRemoval)
    uint32 bActuallyFilterLinearKeys:1;
 
    //~ Begin UAnimBoneCompressionCodec Interface
#if WITH_EDITORONLY_DATA
    virtual int64 EstimateCompressionMemoryUsage(const UAnimSequence& AnimSequence) const override;
#endif // WITH_EDITORONLY_DATA
    //~ End UAnimBoneCompressionCodec Interface
 
protected:
    //~ Begin UAnimCompress Interface
#if WITH_EDITOR
    virtual bool DoReduction(const FCompressibleAnimData& CompressibleAnimData, FCompressibleAnimDataResult& OutResult) override;
    virtual void PopulateDDCKey(const UE::Anim::Compression::FAnimDDCKeyArgs& KeyArgs, FArchive& Ar) override;
#endif // WITH_EDITOR
    //~ Begin UAnimCompress Interface
 
#if WITH_EDITOR
    virtual void* FilterBeforeMainKeyRemoval(
        const FCompressibleAnimData& CompressibleAnimData,
        TArray<FTranslationTrack>& TranslationData,
        TArray<FRotationTrack>& RotationData, 
        TArray<FScaleTrack>& ScaleData);
 
    virtual void CompressUsingUnderlyingCompressor(
        const FCompressibleAnimData& CompressibleAnimData,
        FCompressibleAnimDataResult& OutCompressedData,
        const TArray<FTranslationTrack>& TranslationData,
        const TArray<FRotationTrack>& RotationData,
        const TArray<FScaleTrack>& ScaleData,
        const bool bFinalPass);
 
    void UpdateWorldBoneTransformRange(
        const FCompressibleAnimData& CompressibleAnimData,
        FCompressibleAnimDataResult& OutCompressedData,
        const TArray<FTransform>& RefPose,
        const TArray<FTranslationTrack>& PositionTracks,
        const TArray<FRotationTrack>& RotationTracks,
        const TArray<FScaleTrack>& ScaleTracks,
        int32 StartingBoneIndex,
        int32 EndingBoneIndex,
        bool UseRaw,
        TArray<FTransform>& OutputWorldBones);
 
    void UpdateWorldBoneTransformTable(
        const FCompressibleAnimData& CompressibleAnimData,
        FCompressibleAnimDataResult& OutCompressedData,
        const TArray<FTransform>& RefPose,
        int32 BoneIndex,
        bool UseRaw,
        TArray<FTransform>& OutputWorldBones);
 
    static void UpdateBoneAtomList(
        const FCompressibleAnimData& CompressibleAnimData,
        FCompressibleAnimDataResult& OutCompressedData,
        int32 BoneIndex,
        int32 TrackIndex,
        int32 NumFrames,
        float TimePerFrame,
        TArray<FTransform>& BoneAtoms);
 
    void ConvertFromRelativeSpace(FCompressibleAnimData& CompressibleAnimData);
 
    void ConvertToRelativeSpaceBoth(FCompressibleAnimData& CompressibleAnimData, TArray<FTranslationTrack>& TranslationData, TArray<FRotationTrack>& RotationData, TArray<FScaleTrack>& ScaleData);
 
    void ConvertToRelativeSpace(FCompressibleAnimData& CompressibleAnimData) const;
 
    void ConvertToRelativeSpace(const FCompressibleAnimData& CompressibleAnimData, TArray<FTranslationTrack>& TranslationData, TArray<FRotationTrack>& RotationData, TArray<FScaleTrack>& ScaleData) const;
 
 
    void ProcessAnimationTracks(
        const FCompressibleAnimData& CompressibleAnimData,
        FCompressibleAnimDataResult& OutCompressedData,
        TArray<FTranslationTrack>& PositionTracks,
        TArray<FRotationTrack>& RotationTracks, 
        TArray<FScaleTrack>& ScaleTracks);
 
#endif // WITH_EDITOR
};