#include <XPBDAnisotropicBendingConstraints.h>

Inheritance diagram for Chaos::Softs::FXPBDAnisotropicBendingConstraints:

Public Member Functions
CHAOS_API	FXPBDAnisotropicBendingConstraints (const FSolverParticlesRange &InParticles, const FTriangleMesh &TriangleMesh, const TArray< TVec3< FVec2f > > &FaceVertexPatternPositions, const TMap< FString, TConstArrayView< FRealSingle > > &WeightMaps, const FCollectionPropertyConstFacade &PropertyCollection)

CHAOS_API	FXPBDAnisotropicBendingConstraints (const FSolverParticles &InParticles, int32 InParticleOffset, int32 InParticleCount, const FTriangleMesh &TriangleMesh, const TArray< TVec3< FVec2f > > &FaceVertexPatternPositions, const TMap< FString, TConstArrayView< FRealSingle > > &WeightMaps, const FCollectionPropertyConstFacade &PropertyCollection)

CHAOS_API	FXPBDAnisotropicBendingConstraints (const FSolverParticles &InParticles, int32 InParticleOffset, int32 InParticleCount, const FTriangleMesh &TriangleMesh, const TArray< TVec3< FVec2f > > &FaceVertexPatternPositions, const TConstArrayView< FRealSingle > &StiffnessWarpMultipliers, const TConstArrayView< FRealSingle > &StiffnessWeftMultipliers, const TConstArrayView< FRealSingle > &StiffnessBiasMultipliers, const TConstArrayView< FRealSingle > &BucklingRatioMultipliers, const TConstArrayView< FRealSingle > &BucklingStiffnessWarpMultipliers, const TConstArrayView< FRealSingle > &BucklingStiffnessWeftMultipliers, const TConstArrayView< FRealSingle > &BucklingStiffnessBiasMultipliers, const TConstArrayView< FRealSingle > &DampingMultipliers, const TConstArrayView< FRealSingle > &RestAngleMap, const FSolverVec2 &InStiffnessWarp, const FSolverVec2 &InStiffnessWeft, const FSolverVec2 &InStiffnessBias, const FSolverVec2 &InBucklingRatio, const FSolverVec2 &InBucklingStiffnessWarp, const FSolverVec2 &InBucklingStiffnessWeft, const FSolverVec2 &InBucklingStiffnessBias, const FSolverVec2 &InDampingRatio, const FSolverVec2 &RestAngleValue, ERestAngleConstructionType RestAngleConstructionType)

virtual	~FXPBDAnisotropicBendingConstraints () override

template<typename SolverParticlesOrRange >
CHAOS_API void	Init (const SolverParticlesOrRange &InParticles)

CHAOS_API void	SetProperties (const FCollectionPropertyConstFacade &PropertyCollection, const TMap< FString, TConstArrayView< FRealSingle > > &WeightMaps)

void	ApplyProperties (const FSolverReal, const int32)

template<typename SolverParticlesOrRange >
CHAOS_API void	Apply (SolverParticlesOrRange &Particles, const FSolverReal Dt) const

const TArray< int32 > &	GetConstraintsPerColorStartIndex () const

const TArray< FSolverVec3 > &	GetWarpWeftBiasBaseMultipliers () const

CHAOS_API void	AddAnisotropicBendingResidualAndHessian (const FSolverParticles &Particles, const int32 ConstraintIndex, const int32 ConstraintIndexLocal, const FSolverReal Dt, TVec3< FSolverReal > &ParticleResidual, Chaos::PMatrix< FSolverReal, 3, 3 > &ParticleHessian)

TArray< TArray< int32 > >	GetConstraintsArray () const

CHAOS_API void	AddInternalForceDifferential (const FSolverParticles &InParticles, const TArray< TVector< FSolverReal, 3 > > &DeltaParticles, TArray< TVector< FSolverReal, 3 > > &ndf)

void	ResetRestLengths (const TConstArrayView< FSolverVec3 > &Positions, const FCollectionPropertyConstFacade &PropertyCollection, const TMap< FString, TConstArrayView< FRealSingle > > &WeightMaps)

template<typename SolverParticlesOrRange >
void	Init (const SolverParticlesOrRange &Particles)

template<typename SolverParticlesOrRange >
void	Apply (SolverParticlesOrRange &Particles, const FSolverReal Dt) const

Public Member Functions inherited from Chaos::Softs::FPBDBendingConstraintsBase
	FPBDBendingConstraintsBase (const FSolverParticlesRange &InParticles, TArray< TVec4< int32 > > &&InConstraints, const TConstArrayView< FRealSingle > &StiffnessMultipliers, const TConstArrayView< FRealSingle > &BucklingRatioMultipliers, const TConstArrayView< FRealSingle > &BucklingStiffnessMultipliers, const TConstArrayView< FRealSingle > &RestAngleMap, const FSolverVec2 &InStiffness, const FSolverVec2 &InBucklingRatio, const FSolverVec2 &InBucklingStiffness, const FSolverVec2 &RestAngleValue, ERestAngleConstructionType RestAngleConstructionType, bool bTrimKinematicConstraints=false, FSolverReal MaxStiffness=FPBDStiffness::DefaultPBDMaxStiffness)

	FPBDBendingConstraintsBase (const FSolverParticles &InParticles, int32 InParticleOffset, int32 InParticleCount, TArray< TVec4< int32 > > &&InConstraints, const TConstArrayView< FRealSingle > &StiffnessMultipliers, const TConstArrayView< FRealSingle > &BucklingRatioMultipliers, const TConstArrayView< FRealSingle > &BucklingStiffnessMultipliers, const TConstArrayView< FRealSingle > &RestAngleMap, const FSolverVec2 &InStiffness, const FSolverVec2 &InBucklingRatio, const FSolverVec2 &InBucklingStiffness, const FSolverVec2 &RestAngleValue, ERestAngleConstructionType RestAngleConstructionType, bool bTrimKinematicConstraints=false, FSolverReal MaxStiffness=FPBDStiffness::DefaultPBDMaxStiffness)

	FPBDBendingConstraintsBase (const FSolverParticles &InParticles, int32 InParticleOffset, int32 InParticleCount, TArray< TVec4< int32 > > &&InConstraints, const TConstArrayView< FRealSingle > &StiffnessMultipliers, const TConstArrayView< FRealSingle > &BucklingStiffnessMultipliers, const FSolverVec2 &InStiffness, const FSolverReal InBucklingRatio, const FSolverVec2 &InBucklingStiffness, bool bTrimKinematicConstraints=false, FSolverReal MaxStiffness=FPBDStiffness::DefaultPBDMaxStiffness)

virtual	~FPBDBendingConstraintsBase ()

void	SetProperties (const FSolverVec2 &InStiffness, const FSolverVec2 &InBucklingRatio, const FSolverVec2 &InBucklingStiffness)

void	SetProperties (const FSolverVec2 &InStiffness, const FSolverReal InBucklingRatio, const FSolverVec2 &InBucklingStiffness)

void	ApplyProperties (const FSolverReal Dt, const int32 NumIterations)

template<typename SolverParticlesOrRange >
TStaticArray< FSolverVec3, 4 >	GetGradients (const SolverParticlesOrRange &InParticles, const int32 i) const

template<typename SolverParticlesOrRange >
FSolverReal	GetScalingFactor (const SolverParticlesOrRange &InParticles, const int32 i, const TStaticArray< FSolverVec3, 4 > &Grads, const FSolverReal ExpStiffnessValue, const FSolverReal ExpBucklingValue) const

bool	AngleIsBuckled (const FSolverReal Angle, const FSolverReal RestAngle) const

bool	AngleIsBuckled (const FSolverReal Angle, const int32 ConstraintIndex) const

template<typename SolverParticlesOrRange >
CHAOS_API void	Init (const SolverParticlesOrRange &InParticles)

const TArray< FSolverReal > &	GetRestAngles () const

const TArray< TVec4< int32 > > &	GetConstraints () const

const TArray< bool > &	GetIsBuckled () const

template<typename SolverParticlesOrRange >
void	Init (const SolverParticlesOrRange &InParticles)

Static Public Member Functions
static bool	IsEnabled (const FCollectionPropertyConstFacade &PropertyCollection)

Static Public Member Functions inherited from Chaos::Softs::FPBDBendingConstraintsBase
static FSolverReal	CalcAngle (const FSolverVec3 &P1, const FSolverVec3 &P2, const FSolverVec3 &P3, const FSolverVec3 &P4)

Static Public Attributes
static constexpr FSolverReal	MinStiffness = (FSolverReal)0

static constexpr FSolverReal	MaxStiffness = (FSolverReal)1e7

static constexpr FSolverReal	MinDamping = (FSolverReal)0.

static constexpr FSolverReal	MaxDamping = (FSolverReal)1000.

Additional Inherited Members
Public Types inherited from Chaos::Softs::FPBDBendingConstraintsBase
enum class	ERestAngleConstructionType : uint8 { Use3DRestAngles , FlatnessRatio , ExplicitRestAngles }

Protected Member Functions inherited from Chaos::Softs::FPBDBendingConstraintsBase
CHAOS_API void	CalculateRestAngles (const TConstArrayView< FSolverVec3 > &InPositions, int32 InParticleOffset, int32 InParticleCount, const TConstArrayView< FRealSingle > &RestAngleMap, const FSolverVec2 &RestAngleValue, ERestAngleConstructionType RestAngleConstructionType)

Static Protected Member Functions inherited from Chaos::Softs::FPBDBendingConstraintsBase
template<class TNum >
static TNum	SafeDivide (const TNum &Numerator, const FSolverReal &Denominator)

static TStaticArray< FSolverVec3, 4 >	CalcGradients (const FSolverVec3 &P1, const FSolverVec3 &P2, const FSolverVec3 &P3, const FSolverVec3 &P4, FSolverReal *OutAngle=nullptr)

Protected Attributes inherited from Chaos::Softs::FPBDBendingConstraintsBase
TArray< TVec4< int32 > >	Constraints

TArray< TVec2< int32 > >	ConstraintSharedEdges

const int32	ParticleOffset

const int32	ParticleCount

FPBDStiffness	Stiffness

FPBDWeightMap	BucklingRatioWeighted

FPBDStiffness	BucklingStiffness

TArray< FSolverReal >	RestAngles

TArray< bool >	IsBuckled

FSolverReal	BucklingRatio

Constructor & Destructor Documentation

◆ FXPBDAnisotropicBendingConstraints() [1/3]

Chaos::Softs::FXPBDAnisotropicBendingConstraints::FXPBDAnisotropicBendingConstraints	(	const FSolverParticlesRange &	InParticles,
		const FTriangleMesh &	TriangleMesh,
		const TArray< TVec3< FVec2f > > &	FaceVertexPatternPositions,
		const TMap< FString, TConstArrayView< FRealSingle > > &	WeightMaps,
		const FCollectionPropertyConstFacade &	PropertyCollection
	)

◆ FXPBDAnisotropicBendingConstraints() [2/3]

Chaos::Softs::FXPBDAnisotropicBendingConstraints::FXPBDAnisotropicBendingConstraints	(	const FSolverParticles &	InParticles,
		int32	InParticleOffset,
		int32	InParticleCount,
		const FTriangleMesh &	TriangleMesh,
		const TArray< TVec3< FVec2f > > &	FaceVertexPatternPositions,
		const TMap< FString, TConstArrayView< FRealSingle > > &	WeightMaps,
		const FCollectionPropertyConstFacade &	PropertyCollection
	)

◆ FXPBDAnisotropicBendingConstraints() [3/3]

Chaos::Softs::FXPBDAnisotropicBendingConstraints::FXPBDAnisotropicBendingConstraints	(	const FSolverParticles &	InParticles,
		int32	InParticleOffset,
		int32	InParticleCount,
		const FTriangleMesh &	TriangleMesh,
		const TArray< TVec3< FVec2f > > &	FaceVertexPatternPositions,
		const TConstArrayView< FRealSingle > &	StiffnessWarpMultipliers,
		const TConstArrayView< FRealSingle > &	StiffnessWeftMultipliers,
		const TConstArrayView< FRealSingle > &	StiffnessBiasMultipliers,
		const TConstArrayView< FRealSingle > &	BucklingRatioMultipliers,
		const TConstArrayView< FRealSingle > &	BucklingStiffnessWarpMultipliers,
		const TConstArrayView< FRealSingle > &	BucklingStiffnessWeftMultipliers,
		const TConstArrayView< FRealSingle > &	BucklingStiffnessBiasMultipliers,
		const TConstArrayView< FRealSingle > &	DampingMultipliers,
		const TConstArrayView< FRealSingle > &	RestAngleMap,
		const FSolverVec2 &	InStiffnessWarp,
		const FSolverVec2 &	InStiffnessWeft,
		const FSolverVec2 &	InStiffnessBias,
		const FSolverVec2 &	InBucklingRatio,
		const FSolverVec2 &	InBucklingStiffnessWarp,
		const FSolverVec2 &	InBucklingStiffnessWeft,
		const FSolverVec2 &	InBucklingStiffnessBias,
		const FSolverVec2 &	InDampingRatio,
		const FSolverVec2 &	RestAngleValue,
		ERestAngleConstructionType	RestAngleConstructionType
	)

◆ ~FXPBDAnisotropicBendingConstraints()

virtual Chaos::Softs::FXPBDAnisotropicBendingConstraints::~FXPBDAnisotropicBendingConstraints ( )

inlineoverridevirtual

Member Function Documentation

◆ AddAnisotropicBendingResidualAndHessian()

void Chaos::Softs::FXPBDAnisotropicBendingConstraints::AddAnisotropicBendingResidualAndHessian	(	const FSolverParticles &	Particles,
		const int32	ConstraintIndex,
		const int32	ConstraintIndexLocal,
		const FSolverReal	Dt,
		TVec3< FSolverReal > &	ParticleResidual,
		Chaos::PMatrix< FSolverReal, 3, 3 > &	ParticleHessian
	)

◆ AddInternalForceDifferential()

void Chaos::Softs::FXPBDAnisotropicBendingConstraints::AddInternalForceDifferential	(	const FSolverParticles &	InParticles,
		const TArray< TVector< FSolverReal, 3 > > &	DeltaParticles,
		TArray< TVector< FSolverReal, 3 > > &	ndf
	)

◆ Apply() [1/2]

template<typename SolverParticlesOrRange >

void Chaos::Softs::FXPBDAnisotropicBendingConstraints::Apply	(	SolverParticlesOrRange &	Particles,
		const FSolverReal	Dt
	)		const

◆ Apply() [2/2]

template<typename SolverParticlesOrRange >

CHAOS_API void Chaos::Softs::FXPBDAnisotropicBendingConstraints::Apply	(	SolverParticlesOrRange &	Particles,
		const FSolverReal	Dt
	)		const

◆ ApplyProperties()

void Chaos::Softs::FXPBDAnisotropicBendingConstraints::ApplyProperties	(	const FSolverReal	,
		const int32
	)

inline

◆ GetConstraintsArray()

TArray< TArray< int32 > > Chaos::Softs::FXPBDAnisotropicBendingConstraints::GetConstraintsArray ( ) const

inline

◆ GetConstraintsPerColorStartIndex()

const TArray< int32 > & Chaos::Softs::FXPBDAnisotropicBendingConstraints::GetConstraintsPerColorStartIndex ( ) const

inline

◆ GetWarpWeftBiasBaseMultipliers()

const TArray< FSolverVec3 > & Chaos::Softs::FXPBDAnisotropicBendingConstraints::GetWarpWeftBiasBaseMultipliers ( ) const

inline

◆ Init() [1/2]

template<typename SolverParticlesOrRange >

CHAOS_API void Chaos::Softs::FXPBDAnisotropicBendingConstraints::Init ( const SolverParticlesOrRange & InParticles )

◆ Init() [2/2]

template<typename SolverParticlesOrRange >

void Chaos::Softs::FXPBDAnisotropicBendingConstraints::Init ( const SolverParticlesOrRange & Particles )

◆ IsEnabled()

static bool Chaos::Softs::FXPBDAnisotropicBendingConstraints::IsEnabled ( const FCollectionPropertyConstFacade & PropertyCollection )

inlinestatic

◆ ResetRestLengths()

void Chaos::Softs::FXPBDAnisotropicBendingConstraints::ResetRestLengths	(	const TConstArrayView< FSolverVec3 > &	Positions,
		const FCollectionPropertyConstFacade &	PropertyCollection,
		const TMap< FString, TConstArrayView< FRealSingle > > &	WeightMaps
	)

inline

◆ SetProperties()

void Chaos::Softs::FXPBDAnisotropicBendingConstraints::SetProperties	(	const FCollectionPropertyConstFacade &	PropertyCollection,
		const TMap< FString, TConstArrayView< FRealSingle > > &	WeightMaps
	)

Member Data Documentation

◆ MaxDamping

constexpr FSolverReal Chaos::Softs::FXPBDAnisotropicBendingConstraints::MaxDamping = (FSolverReal)1000.

staticconstexpr

◆ MaxStiffness

constexpr FSolverReal Chaos::Softs::FXPBDAnisotropicBendingConstraints::MaxStiffness = (FSolverReal)1e7

staticconstexpr

◆ MinDamping

constexpr FSolverReal Chaos::Softs::FXPBDAnisotropicBendingConstraints::MinDamping = (FSolverReal)0.

staticconstexpr

◆ MinStiffness

constexpr FSolverReal Chaos::Softs::FXPBDAnisotropicBendingConstraints::MinStiffness = (FSolverReal)0

staticconstexpr

The documentation for this class was generated from the following files:

Engine/Source/Runtime/Experimental/Chaos/Public/Chaos/XPBDAnisotropicBendingConstraints.h
Engine/Source/Runtime/Experimental/Chaos/Private/Chaos/XPBDAnisotropicBendingConstraints.cpp

Public Member Functions

Static Public Member Functions

Static Public Attributes

Additional Inherited Members

Constructor & Destructor Documentation

◆ FXPBDAnisotropicBendingConstraints() [1/3]

◆ FXPBDAnisotropicBendingConstraints() [2/3]

◆ FXPBDAnisotropicBendingConstraints() [3/3]

◆ ~FXPBDAnisotropicBendingConstraints()

Member Function Documentation

◆ AddAnisotropicBendingResidualAndHessian()

◆ AddInternalForceDifferential()

◆ Apply() [1/2]

◆ Apply() [2/2]

◆ ApplyProperties()

◆ GetConstraintsArray()

◆ GetConstraintsPerColorStartIndex()

◆ GetWarpWeftBiasBaseMultipliers()

◆ Init() [1/2]

◆ Init() [2/2]

◆ IsEnabled()

◆ ResetRestLengths()

◆ SetProperties()

Member Data Documentation

◆ MaxDamping

◆ MaxStiffness

◆ MinDamping

◆ MinStiffness