MFEM  v4.3.0
Finite element discretization library
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mfem::VectorRotProductCoefficient Class Reference

Scalar coefficient defined as a cross product of two vectors in the xy-plane. More...

#include <coefficient.hpp>

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

 VectorRotProductCoefficient (VectorCoefficient &A, VectorCoefficient &B)
 Constructor with two vector coefficients. Result is \( A_x B_y - A_y * B_x; \). More...
 
void SetACoef (VectorCoefficient &A)
 Reset the first vector in the product. More...
 
VectorCoefficientGetACoef () const
 Return the first vector of the product. More...
 
void SetBCoef (VectorCoefficient &B)
 Reset the second vector in the product. More...
 
VectorCoefficientGetBCoef () const
 Return the second vector of the product. 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 cross product of two vectors in the xy-plane.

Definition at line 1200 of file coefficient.hpp.

Constructor & Destructor Documentation

mfem::VectorRotProductCoefficient::VectorRotProductCoefficient ( VectorCoefficient A,
VectorCoefficient B 
)

Constructor with two vector coefficients. Result is \( A_x B_y - A_y * B_x; \).

Definition at line 475 of file coefficient.cpp.

Member Function Documentation

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

Evaluate the coefficient at ip.

Implements mfem::Coefficient.

Definition at line 484 of file coefficient.cpp.

VectorCoefficient* mfem::VectorRotProductCoefficient::GetACoef ( ) const
inline

Return the first vector of the product.

Definition at line 1216 of file coefficient.hpp.

VectorCoefficient* mfem::VectorRotProductCoefficient::GetBCoef ( ) const
inline

Return the second vector of the product.

Definition at line 1221 of file coefficient.hpp.

void mfem::VectorRotProductCoefficient::SetACoef ( VectorCoefficient A)
inline

Reset the first vector in the product.

Definition at line 1214 of file coefficient.hpp.

void mfem::VectorRotProductCoefficient::SetBCoef ( VectorCoefficient B)
inline

Reset the second vector in the product.

Definition at line 1219 of file coefficient.hpp.


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