ablate::mathFunctions::SimpleFormula Class Reference

#include <simpleFormula.hpp>

Inheritance diagram for ablate::mathFunctions::SimpleFormula:

Public Member Functions
	SimpleFormula (const SimpleFormula &)=delete
void	operator= (const SimpleFormula &)=delete
	SimpleFormula (std::string functionString)
double	Eval (const double &x, const double &y, const double &z, const double &t) const override
double	Eval (const double *xyz, const int &ndims, const double &t) const override
void	Eval (const double &x, const double &y, const double &z, const double &t, std::vector< double > &result) const override
void	Eval (const double *xyz, const int &ndims, const double &t, std::vector< double > &result) const override
void *	GetContext () override
PetscFunction	GetPetscFunction () override
Public Member Functions inherited from ablate::mathFunctions::FormulaBase
	FormulaBase (const FormulaBase &)=delete
	prevent copy of this object
void	operator= (const FormulaBase &)=delete
	prevent copy of this object
Public Member Functions inherited from ablate::mathFunctions::MathFunction
virtual	~MathFunction ()=default

Additional Inherited Members
Protected Member Functions inherited from ablate::mathFunctions::FormulaBase
	FormulaBase (std::string functionString, const std::shared_ptr< ablate::parameters::Parameters > &constants)
Static Protected Member Functions inherited from ablate::mathFunctions::FormulaBase
static std::invalid_argument	ConvertToException (mu::Parser::exception_type &exception)
Protected Attributes inherited from ablate::mathFunctions::FormulaBase
double	coordinate [3] = {0, 0, 0}
	The coordinate linked to the parser.
double	time = 0.0
	the time linked to the parser
mu::Parser	parser
	The parser object library for this formula.
const std::string	formula
	the formula output for debugging

Detailed Description

simple wrapper to compute a function from a x,y,z string. see https://beltoforion.de/en/muparser/index.php

Member Function Documentation

Eval() [1/4]

double ablate::mathFunctions::SimpleFormula::Eval ( const double &  x, const double &  y, const double &  z, const double &  t  ) const

overridevirtual

Return a single double value

Parameters

x
y
z
t

Returns

Implements ablate::mathFunctions::MathFunction.

Eval() [2/4]

void ablate::mathFunctions::SimpleFormula::Eval ( const double &  x, const double &  y, const double &  z, const double &  t, std::vector< double > &  result  ) const

overridevirtual

Populate a result array

Parameters

x
y
z
t
result

Implements ablate::mathFunctions::MathFunction.

Eval() [3/4]

double ablate::mathFunctions::SimpleFormula::Eval ( const double *  xyz, const int &  ndims, const double &  t  ) const

overridevirtual

Return a single double value based upon an xyz array

Parameters

xyz
ndims
t

Returns

Implements ablate::mathFunctions::MathFunction.

Eval() [4/4]

void ablate::mathFunctions::SimpleFormula::Eval ( const double *  xyz, const int &  ndims, const double &  t, std::vector< double > &  result  ) const

overridevirtual

Populate a result array based upon an xyz array

Parameters

xyz
ndims
t
result

Implements ablate::mathFunctions::MathFunction.

GetContext()

void* ablate::mathFunctions::SimpleFormula::GetContext ( )

inlineoverridevirtual

Return a context for petsc style functions

Returns

Implements ablate::mathFunctions::MathFunction.

GetPetscFunction()

PetscFunction ablate::mathFunctions::SimpleFormula::GetPetscFunction ( )

inlineoverridevirtual

Return a raw petsc style function to evaluate this math function

Returns

Implements ablate::mathFunctions::MathFunction.

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

• src/mathFunctions/simpleFormula.hpp
• src/mathFunctions/simpleFormula.cpp