MFEM  v4.2.0
Finite element discretization library
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mfem::PowerCoefficient Class Reference

Scalar coefficient defined as a scalar raised to a power. More...

#include <coefficient.hpp>

Inheritance diagram for mfem::PowerCoefficient:
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Collaboration diagram for mfem::PowerCoefficient:
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Public Member Functions

 PowerCoefficient (Coefficient &A, double _p)
 Construct with a coefficient and a constant power _p. Result is A^p. More...
 
void SetACoef (Coefficient &A)
 Reset the base coefficient. More...
 
CoefficientGetACoef () const
 Return the base coefficient. More...
 
void SetExponent (double _p)
 Reset the exponent. More...
 
double GetExponent () const
 Return the exponent. More...
 
virtual double Eval (ElementTransformation &T, const IntegrationPoint &ip)
 Evaluate the coefficient at ip. More...
 
- Public Member Functions inherited from mfem::Coefficient
 Coefficient ()
 
void SetTime (double t)
 Set the time for time dependent coefficients. More...
 
double GetTime ()
 Get the time for time dependent coefficients. More...
 
double Eval (ElementTransformation &T, const IntegrationPoint &ip, double t)
 Evaluate the coefficient in the element described by T at the point ip at time t. More...
 
virtual ~Coefficient ()
 

Additional Inherited Members

- Protected Attributes inherited from mfem::Coefficient
double time
 

Detailed Description

Scalar coefficient defined as a scalar raised to a power.

Definition at line 1037 of file coefficient.hpp.

Constructor & Destructor Documentation

mfem::PowerCoefficient::PowerCoefficient ( Coefficient A,
double  _p 
)
inline

Construct with a coefficient and a constant power _p. Result is A^p.

Definition at line 1046 of file coefficient.hpp.

Member Function Documentation

virtual double mfem::PowerCoefficient::Eval ( ElementTransformation T,
const IntegrationPoint ip 
)
inlinevirtual

Evaluate the coefficient at ip.

Implements mfem::Coefficient.

Definition at line 1060 of file coefficient.hpp.

Coefficient* mfem::PowerCoefficient::GetACoef ( ) const
inline

Return the base coefficient.

Definition at line 1052 of file coefficient.hpp.

double mfem::PowerCoefficient::GetExponent ( ) const
inline

Return the exponent.

Definition at line 1057 of file coefficient.hpp.

void mfem::PowerCoefficient::SetACoef ( Coefficient A)
inline

Reset the base coefficient.

Definition at line 1050 of file coefficient.hpp.

void mfem::PowerCoefficient::SetExponent ( double  _p)
inline

Reset the exponent.

Definition at line 1055 of file coefficient.hpp.


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