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  3. FPBDStiffness

FPBDStiffness

Stiffness class for managing real time update to the weight map and low/high value ranges and to exponentiate the stiffness value depending on the iterations and Dt.

API > API/Runtime > API/Runtime/Chaos

Stiffness class for managing real time update to the weight map and low/high value ranges and to exponentiate the stiffness value depending on the iterations and Dt.

   
Name FPBDStiffness
Type class
Header File /Engine/Source/Runtime/Experimental/Chaos/Public/Chaos/PBDStiffness.h
Include Path #include "Chaos/PBDStiffness.h"

Syntax

class FPBDStiffness : public Chaos::Softs::FPBDWeightMap

Inheritance Hierarchy

Constructors

Name Remarks Include Path Unreal Specifiers
  Chaos/PBDStiffness.h  
  Chaos/PBDStiffness.h  

FPBDStiffness ( const FSolverVec2& InWeightedValue,
const TConstArrayView< FRealSingle >& Multipliers,
int32 ParticleCount,
int32 TableSize,
FSolverReal InParameterFitBase,
FSolverReal InMaxStiffness
)

 Weightmap particle constructor. Chaos/PBDStiffness.h  

FPBDStiffness ( const FSolverVec2& InWeightedValue,
const TConstArrayView< FRealSingle >& Multipliers,
const TConstArrayView< TVector< int32, Valence > >& Constraints,
int32 ParticleOffset,
int32 ParticleCount,
int32 TableSize,
FSolverReal InParameterFitBase,
FSolverReal MaxStiffness
)

 Weightmap constraint constructor. Chaos/PBDStiffness.h  

Destructors

Name Remarks Include Path Unreal Specifiers

virtual ~FPBDStiffness()

   Chaos/PBDStiffness.h  

Constants

Name Type Remarks Include Path
DefaultParameterFitBase FSolverReal   Chaos/PBDStiffness.h
DefaultPBDMaxStiffness FSolverReal   Chaos/PBDStiffness.h
DefaultTableSize int32   Chaos/PBDStiffness.h
ParameterFrequency FSolverReal   Chaos/PBDStiffness.h

Variables

Protected

Name Type Remarks Include Path Unreal Specifiers
bIsDirty bool   Chaos/PBDStiffness.h  
ParameterFitBase FSolverReal   Chaos/PBDStiffness.h  
ParameterFitLogBase FSolverReal   Chaos/PBDStiffness.h  
PrevDtOrMaxStiffness FSolverReal   Chaos/PBDStiffness.h  
PrevNumIterations int32   Chaos/PBDStiffness.h  

Functions

Public

Name Remarks Include Path Unreal Specifiers

void ApplyPBDValues ( const FSolverReal Dt,
const int32 NumIterations
)

 Update the weight map table with the current simulation parameters. Chaos/PBDStiffness.h  

void ApplyXPBDValues ( const FSolverReal MaxStiffnesss
)

 Update the weight map table with the current simulation parameters. Chaos/PBDStiffness.h  

void SetWeightedValue ( const FSolverVec2& InWeightedValue,
FSolverReal MaxStiffness
)

 Set the low and high values of the weight map. Chaos/PBDStiffness.h  

Operators

Name Remarks Include Path Unreal Specifiers
  Chaos/PBDStiffness.h  
  Chaos/PBDStiffness.h  

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