MFEM v4.7.0
Finite element discretization library
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mfem::RestrictedCoefficient Class Reference

Derived coefficient that takes the value of the parent coefficient for the active attributes and is zero otherwise. More...

#include <coefficient.hpp>

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

 RestrictedCoefficient (Coefficient &c_, Array< int > &attr)
 Construct with a parent coefficient and an array with ones marking the attributes on which this coefficient should be active.
 
void SetTime (real_t t)
 Set the time for internally stored coefficients.
 
virtual real_t Eval (ElementTransformation &T, const IntegrationPoint &ip)
 Evaluate the coefficient at ip.
 
- Public Member Functions inherited from mfem::Coefficient
 Coefficient ()
 
real_t GetTime ()
 Get the time for time dependent coefficients.
 
real_t Eval (ElementTransformation &T, const IntegrationPoint &ip, real_t t)
 Evaluate the coefficient in the element described by T at the point ip at time t.
 
virtual void Project (QuadratureFunction &qf)
 Fill the QuadratureFunction qf by evaluating the coefficient at the quadrature points.
 
virtual ~Coefficient ()
 

Additional Inherited Members

- Protected Attributes inherited from mfem::Coefficient
real_t time
 

Detailed Description

Derived coefficient that takes the value of the parent coefficient for the active attributes and is zero otherwise.

Definition at line 544 of file coefficient.hpp.

Constructor & Destructor Documentation

◆ RestrictedCoefficient()

mfem::RestrictedCoefficient::RestrictedCoefficient ( Coefficient & c_,
Array< int > & attr )
inline

Construct with a parent coefficient and an array with ones marking the attributes on which this coefficient should be active.

Definition at line 554 of file coefficient.hpp.

Member Function Documentation

◆ Eval()

virtual real_t mfem::RestrictedCoefficient::Eval ( ElementTransformation & T,
const IntegrationPoint & ip )
inlinevirtual

Evaluate the coefficient at ip.

Implements mfem::Coefficient.

Definition at line 561 of file coefficient.hpp.

◆ SetTime()

void mfem::RestrictedCoefficient::SetTime ( real_t t)
virtual

Set the time for internally stored coefficients.

Reimplemented from mfem::Coefficient.

Definition at line 259 of file coefficient.cpp.


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