AnimNode_RecoilAnimationNode.h

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// Designed by Hitman's Store, 2023
 
#pragma once
 
#include "BoneControllers/AnimNode_ModifyBone.h"
#include "BoneControllers/AnimNode_SkeletalControlBase.h"
#include "AnimNode_RecoilAnimationNode.generated.h"
 
class URecoilAnimationComponent;
 
UENUM(BlueprintType)
enum ERecoilAxesOrder
{
    XYZ UMETA(DisplayName = "XYZ"),
    XZY UMETA(DisplayName = "XZY"),
    YXZ UMETA(DisplayName = "YXZ"),
    YZX UMETA(DisplayName = "YZX"),
    ZXY UMETA(DisplayName = "ZXY"),
    ZYX UMETA(DisplayName = "ZYX")
};
 
USTRUCT(BlueprintInternalUseOnly)
struct RECOILANIMATION_API FAnimNode_RecoilAnimationNode : public FAnimNode_SkeletalControlBase
{
    GENERATED_USTRUCT_BODY()
 
    UPROPERTY(EditAnywhere, Category=SkeletalControl)
    FBoneReference BoneToModify;
    
    UPROPERTY(EditAnywhere, BlueprintReadWrite, Category=Translation, meta=(PinHiddenByDefault))
    FVector TranslationScale = FVector::OneVector;
 
    UPROPERTY(EditAnywhere, BlueprintReadWrite, Category=Rotation, meta=(PinHiddenByDefault))
    FVector RotationScale = FVector::OneVector;
 
    UPROPERTY(EditAnywhere, Category=SkeletalControl, meta=(PinHiddenByDefault))
    TEnumAsByte<ERecoilAxesOrder> AxesOrder = ERecoilAxesOrder::XYZ;
 
    UPROPERTY(EditAnywhere, BlueprintReadWrite, Category=UpdateMode, meta=(PinShownByDefault))
    bool bUseAutoUpdate = true;
    
    UPROPERTY(EditAnywhere, BlueprintReadWrite, Category=Translation, meta=(PinHiddenByDefault))
    FVector Translation = FVector::ZeroVector;
    
    UPROPERTY(EditAnywhere, BlueprintReadWrite, Category=Rotation, meta=(PinHiddenByDefault))
    FRotator Rotation = FRotator::ZeroRotator;
    
    UPROPERTY(EditAnywhere, Category=Translation)
    TEnumAsByte<enum EBoneControlSpace> TranslationSpace = BCS_BoneSpace;
    
    UPROPERTY(EditAnywhere, Category=Rotation)
    TEnumAsByte<enum EBoneControlSpace> RotationSpace = BCS_BoneSpace;
 
    virtual void EvaluateSkeletalControl_AnyThread(FComponentSpacePoseContext& Output,
                                                   TArray<FBoneTransform>& OutBoneTransforms) override;
    virtual bool IsValidToEvaluate(const USkeleton* Skeleton, const FBoneContainer& RequiredBones) override;
 
    virtual bool HasPreUpdate() const override { return bUseAutoUpdate; }
 
    virtual void PreUpdate(const UAnimInstance* InAnimInstance) override;
 
private:
    virtual void InitializeBoneReferences(const FBoneContainer& RequiredBones) override;
 
    FTransform ComputeRecoilTransform();
 
    bool bIsInitialized = false;
 
    TWeakObjectPtr<URecoilAnimationComponent> RecoilComponent;
    FTransform RecoilTransform;
};