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MFEM
v4.5.2
Finite element discretization library
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Scalar coefficient defined as the ratio of two scalars where one or both scalars are scalar coefficients. More...
#include <coefficient.hpp>
Public Member Functions | |
RatioCoefficient (double A, Coefficient &B) | |
RatioCoefficient (Coefficient &A, Coefficient &B) | |
RatioCoefficient (Coefficient &A, double B) | |
void | SetTime (double t) |
Set the time for internally stored coefficients. More... | |
void | SetAConst (double A) |
Reset the numerator in the ratio as a constant. More... | |
double | GetAConst () const |
Return the numerator of the ratio. More... | |
void | SetBConst (double B) |
Reset the denominator in the ratio as a constant. More... | |
double | GetBConst () const |
Return the denominator of the ratio. More... | |
void | SetACoef (Coefficient &A) |
Reset the numerator in the ratio. More... | |
Coefficient * | GetACoef () const |
Return the numerator of the ratio. More... | |
void | SetBCoef (Coefficient &B) |
Reset the denominator in the ratio. More... | |
Coefficient * | GetBCoef () const |
Return the denominator of the ratio. More... | |
virtual double | Eval (ElementTransformation &T, const IntegrationPoint &ip) |
Evaluate the coefficient. More... | |
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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 void | Project (QuadratureFunction &qf) |
Fill the QuadratureFunction qf by evaluating the coefficient at the quadrature points. More... | |
virtual | ~Coefficient () |
Additional Inherited Members | |
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double | time |
Scalar coefficient defined as the ratio of two scalars where one or both scalars are scalar coefficients.
Definition at line 1454 of file coefficient.hpp.
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Initialize a coefficient which returns A / B where A is a constant and B is a scalar coefficient
Definition at line 1465 of file coefficient.hpp.
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Initialize a coefficient which returns A / B where A and B are both scalar coefficients
Definition at line 1469 of file coefficient.hpp.
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Initialize a coefficient which returns A / B where A is a scalar coefficient and B is a constant
Definition at line 1473 of file coefficient.hpp.
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inlinevirtual |
Evaluate the coefficient.
Implements mfem::Coefficient.
Definition at line 1500 of file coefficient.hpp.
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inline |
Return the numerator of the ratio.
Definition at line 1492 of file coefficient.hpp.
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Return the numerator of the ratio.
Definition at line 1482 of file coefficient.hpp.
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Return the denominator of the ratio.
Definition at line 1497 of file coefficient.hpp.
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Return the denominator of the ratio.
Definition at line 1487 of file coefficient.hpp.
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Reset the numerator in the ratio.
Definition at line 1490 of file coefficient.hpp.
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Reset the numerator in the ratio as a constant.
Definition at line 1480 of file coefficient.hpp.
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Reset the denominator in the ratio.
Definition at line 1495 of file coefficient.hpp.
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Reset the denominator in the ratio as a constant.
Definition at line 1485 of file coefficient.hpp.
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Set the time for internally stored coefficients.
Reimplemented from mfem::Coefficient.
Definition at line 912 of file coefficient.cpp.