SplineIK.h

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// Copyright Epic Games, Inc. All Rights Reserved.
 
#pragma once
 
#include "Containers/Array.h"
#include "CoreMinimal.h"
#include "Delegates/Delegate.h"
#include "Math/Axis.h"
#include "Math/Quat.h"
#include "Math/Transform.h"
#include "Math/UnrealMathSSE.h"
 
struct FInterpCurveFloat;
struct FInterpCurveQuat;
struct FInterpCurveVector;
 
DECLARE_DELEGATE_RetVal_OneParam(float, FFloatMapping, float);
 
DECLARE_DELEGATE_RetVal_ThreeParams(float, FFindParamAtFirstSphereIntersection, const FVector& /*InOriginOnSpline*/, float /*InRadius*/, int32& /*InOutStartingLinearIndex*/)
 
namespace AnimationCore
{
    ANIMATIONCORE_API void SolveSplineIK(const TArray<FTransform>& BoneTransforms, const FInterpCurveVector& PositionSpline, const FInterpCurveQuat& RotationSpline, const FInterpCurveVector& ScaleSpline, const float TotalSplineAlpha, const float TotalSplineLength, const FFloatMapping& Twist, const float Roll, const float Stretch, const float Offset, const EAxis::Type BoneAxis, const FFindParamAtFirstSphereIntersection& FindParamAtFirstSphereIntersection, const TArray<FQuat>& BoneOffsetRotations, const TArray<float>& BoneLengths, const float OriginalSplineLength, TArray<FTransform>& OutBoneTransforms);
};