MFEM  v4.5.2
Finite element discretization library
Public Member Functions | List of all members
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 SetTime (double t)
 Set the time for internally stored coefficients. 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 ()
 
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 void Project (QuadratureFunction &qf)
 Fill the QuadratureFunction qf by evaluating the coefficient at the quadrature points. 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 1510 of file coefficient.hpp.

Constructor & Destructor Documentation

◆ PowerCoefficient()

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

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

Definition at line 1519 of file coefficient.hpp.

Member Function Documentation

◆ Eval()

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

Evaluate the coefficient at ip.

Implements mfem::Coefficient.

Definition at line 1536 of file coefficient.hpp.

◆ GetACoef()

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

Return the base coefficient.

Definition at line 1528 of file coefficient.hpp.

◆ GetExponent()

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

Return the exponent.

Definition at line 1533 of file coefficient.hpp.

◆ SetACoef()

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

Reset the base coefficient.

Definition at line 1526 of file coefficient.hpp.

◆ SetExponent()

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

Reset the exponent.

Definition at line 1531 of file coefficient.hpp.

◆ SetTime()

void mfem::PowerCoefficient::SetTime ( double  t)
virtual

Set the time for internally stored coefficients.

Reimplemented from mfem::Coefficient.

Definition at line 919 of file coefficient.cpp.


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