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MFEM
v4.5.2
Finite element discretization library
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Scalar coefficient defined as the Divergence of a vector GridFunction. More...
#include <coefficient.hpp>
Public Member Functions | |
DivergenceGridFunctionCoefficient (const GridFunction *gf) | |
Construct the coefficient with a vector grid function gf. The grid function is not owned by the coefficient. More... | |
void | SetGridFunction (const GridFunction *gf) |
Set the vector grid function. More... | |
const GridFunction * | GetGridFunction () const |
Get the vector grid function. More... | |
virtual double | Eval (ElementTransformation &T, const IntegrationPoint &ip) |
Evaluate the scalar divergence coefficient at ip. More... | |
virtual | ~DivergenceGridFunctionCoefficient () |
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Coefficient () | |
virtual 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 void | Project (QuadratureFunction &qf) |
Fill the QuadratureFunction qf by evaluating the coefficient at the quadrature points. More... | |
virtual | ~Coefficient () |
Protected Attributes | |
const GridFunction * | GridFunc |
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double | time |
Scalar coefficient defined as the Divergence of a vector GridFunction.
Definition at line 781 of file coefficient.hpp.
mfem::DivergenceGridFunctionCoefficient::DivergenceGridFunctionCoefficient | ( | const GridFunction * | gf | ) |
Construct the coefficient with a vector grid function gf. The grid function is not owned by the coefficient.
Definition at line 500 of file coefficient.cpp.
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inlinevirtual |
Definition at line 801 of file coefficient.hpp.
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virtual |
Evaluate the scalar divergence coefficient at ip.
Implements mfem::Coefficient.
Definition at line 506 of file coefficient.cpp.
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inline |
Get the vector grid function.
Definition at line 795 of file coefficient.hpp.
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inline |
Set the vector grid function.
Definition at line 792 of file coefficient.hpp.
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protected |
Definition at line 784 of file coefficient.hpp.