MFEM
v4.4.0
Finite element discretization library
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A coefficient that depends on 1 or 2 parent coefficients and a transformation rule represented by a C-function. More...
#include <coefficient.hpp>
Public Member Functions | |
TransformedCoefficient (Coefficient *q, double(*F)(double)) | |
TransformedCoefficient (Coefficient *q1, Coefficient *q2, double(*F)(double, double)) | |
void | SetTime (double t) |
Set the time for internally stored coefficients. More... | |
virtual double | Eval (ElementTransformation &T, const IntegrationPoint &ip) |
Evaluate the coefficient at ip. More... | |
Public Member Functions inherited from mfem::Coefficient | |
Coefficient () | |
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 |
A coefficient that depends on 1 or 2 parent coefficients and a transformation rule represented by a C-function.
\( C(x,t) = T(Q1(x,t)) \) or \( C(x,t) = T(Q1(x,t), Q2(x,t)) \)
where T is the transformation rule, and Q1/Q2 are the parent coefficients.
Definition at line 286 of file coefficient.hpp.
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inline |
Definition at line 295 of file coefficient.hpp.
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inline |
Definition at line 297 of file coefficient.hpp.
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virtual |
Evaluate the coefficient at ip.
Implements mfem::Coefficient.
Definition at line 145 of file coefficient.cpp.
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virtual |
Set the time for internally stored coefficients.
Reimplemented from mfem::Coefficient.
Definition at line 138 of file coefficient.cpp.