MFEM  v4.5.1
Finite element discretization library
 All Classes Namespaces Files Functions Variables Typedefs Enumerations Enumerator Friends Pages
Public Member Functions | List of all members
mfem::MatrixProductCoefficient Class Reference

Matrix coefficient defined as the product of two matrices. More...

#include <coefficient.hpp>

Inheritance diagram for mfem::MatrixProductCoefficient:
[legend]
Collaboration diagram for mfem::MatrixProductCoefficient:
[legend]

Public Member Functions

 MatrixProductCoefficient (MatrixCoefficient &A, MatrixCoefficient &B)
 Construct with the two coefficients. Result is A * B. More...
 
void SetACoef (MatrixCoefficient &A)
 Reset the first matrix coefficient. More...
 
MatrixCoefficientGetACoef () const
 Return the first matrix coefficient. More...
 
void SetBCoef (MatrixCoefficient &B)
 Reset the second matrix coefficient. More...
 
MatrixCoefficientGetBCoef () const
 Return the second matrix coefficient. More...
 
virtual void Eval (DenseMatrix &M, ElementTransformation &T, const IntegrationPoint &ip)
 Evaluate the matrix coefficient at ip. More...
 
- Public Member Functions inherited from mfem::MatrixCoefficient
 MatrixCoefficient (int dim, bool symm=false)
 Construct a dim x dim matrix coefficient. More...
 
 MatrixCoefficient (int h, int w, bool symm=false)
 Construct a h x w matrix coefficient. More...
 
virtual void SetTime (double t)
 Set the time for time dependent coefficients. More...
 
double GetTime ()
 Get the time for time dependent coefficients. More...
 
int GetHeight () const
 Get the height of the matrix. More...
 
int GetWidth () const
 Get the width of the matrix. More...
 
int GetVDim () const
 For backward compatibility get the width of the matrix. More...
 
bool IsSymmetric () const
 
virtual void Project (QuadratureFunction &qf, bool transpose=false)
 Fill the QuadratureFunction qf by evaluating the coefficient at the quadrature points. The matrix will be transposed or not according to the boolean argument transpose. More...
 
virtual void EvalSymmetric (Vector &K, ElementTransformation &T, const IntegrationPoint &ip)
 (DEPRECATED) Evaluate a symmetric matrix coefficient. More...
 
virtual ~MatrixCoefficient ()
 

Additional Inherited Members

- Protected Attributes inherited from mfem::MatrixCoefficient
int height
 
int width
 
double time
 
bool symmetric
 

Detailed Description

Matrix coefficient defined as the product of two matrices.

Definition at line 1917 of file coefficient.hpp.

Constructor & Destructor Documentation

mfem::MatrixProductCoefficient::MatrixProductCoefficient ( MatrixCoefficient A,
MatrixCoefficient B 
)

Construct with the two coefficients. Result is A * B.

Definition at line 1191 of file coefficient.cpp.

Member Function Documentation

void mfem::MatrixProductCoefficient::Eval ( DenseMatrix M,
ElementTransformation T,
const IntegrationPoint ip 
)
virtual

Evaluate the matrix coefficient at ip.

Implements mfem::MatrixCoefficient.

Definition at line 1203 of file coefficient.cpp.

MatrixCoefficient* mfem::MatrixProductCoefficient::GetACoef ( ) const
inline

Return the first matrix coefficient.

Definition at line 1933 of file coefficient.hpp.

MatrixCoefficient* mfem::MatrixProductCoefficient::GetBCoef ( ) const
inline

Return the second matrix coefficient.

Definition at line 1938 of file coefficient.hpp.

void mfem::MatrixProductCoefficient::SetACoef ( MatrixCoefficient A)
inline

Reset the first matrix coefficient.

Definition at line 1931 of file coefficient.hpp.

void mfem::MatrixProductCoefficient::SetBCoef ( MatrixCoefficient B)
inline

Reset the second matrix coefficient.

Definition at line 1936 of file coefficient.hpp.


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