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

Derived vector coefficient that has the value of the parent vector where it is active and is zero otherwise. More...

#include <coefficient.hpp>

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

 VectorRestrictedCoefficient (VectorCoefficient &vc, Array< int > &attr)
 Construct with a parent vector coefficient and an array of zeros and ones representing the attributes for which this coefficient should be active. More...
 
virtual void Eval (Vector &V, ElementTransformation &T, const IntegrationPoint &ip)
 Evaluate the vector coefficient at ip. More...
 
virtual void Eval (DenseMatrix &M, ElementTransformation &T, const IntegrationRule &ir)
 Evaluate the vector coefficient at all of the locations in the integration rule and write the vectors into the columns of matrix M. More...
 
- Public Member Functions inherited from mfem::VectorCoefficient
 VectorCoefficient (int vd)
 Initialize the VectorCoefficient with vector dimension vd. More...
 
void SetTime (double t)
 Set the time for time dependent coefficients. More...
 
double GetTime ()
 Get the time for time dependent coefficients. More...
 
int GetVDim ()
 Returns dimension of the vector. More...
 
virtual ~VectorCoefficient ()
 

Additional Inherited Members

- Protected Attributes inherited from mfem::VectorCoefficient
int vdim
 
double time
 

Detailed Description

Derived vector coefficient that has the value of the parent vector where it is active and is zero otherwise.

Definition at line 666 of file coefficient.hpp.

Constructor & Destructor Documentation

mfem::VectorRestrictedCoefficient::VectorRestrictedCoefficient ( VectorCoefficient vc,
Array< int > &  attr 
)
inline

Construct with a parent vector coefficient and an array of zeros and ones representing the attributes for which this coefficient should be active.

Definition at line 676 of file coefficient.hpp.

Member Function Documentation

void mfem::VectorRestrictedCoefficient::Eval ( Vector V,
ElementTransformation T,
const IntegrationPoint ip 
)
virtual

Evaluate the vector coefficient at ip.

Implements mfem::VectorCoefficient.

Definition at line 264 of file coefficient.cpp.

void mfem::VectorRestrictedCoefficient::Eval ( DenseMatrix M,
ElementTransformation T,
const IntegrationRule ir 
)
virtual

Evaluate the vector coefficient at all of the locations in the integration rule and write the vectors into the columns of matrix M.

Reimplemented from mfem::VectorCoefficient.

Definition at line 279 of file coefficient.cpp.


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