SpECTRE  v2026.04.01
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ConstraintDamping::Constant< VolumeDim, Fr > Class Template Reference

A constant function: \(f = C\). More...

#include <Constant.hpp>

Classes

struct  Value

Public Types

using options = tmpl::list<Value>
Public Types inherited from ConstraintDamping::DampingFunction< VolumeDim, Fr >
using creatable_classes
using frame = Fr

Public Member Functions

 Constant (double value)
 Constant (const Constant &)=default
Constantoperator= (const Constant &)=default
 Constant (Constant &&)=default
Constantoperator= (Constant &&)=default
void operator() (gsl::not_null< Scalar< double > * > value_at_x, const tnsr::I< double, VolumeDim, Fr > &x, double time, const std::unordered_map< std::string, std::unique_ptr<::domain::FunctionsOfTime::FunctionOfTime > > &functions_of_time) const override
void operator() (gsl::not_null< Scalar< DataVector > * > value_at_x, const tnsr::I< DataVector, VolumeDim, Fr > &x, double time, const std::unordered_map< std::string, std::unique_ptr<::domain::FunctionsOfTime::FunctionOfTime > > &functions_of_time) const override
auto get_clone () const -> std::unique_ptr< DampingFunction< VolumeDim, Fr > > override
void pup (PUP::er &p) override
Public Member Functions inherited from ConstraintDamping::DampingFunction< VolumeDim, Fr >
 WRAPPED_PUPable_abstract (DampingFunction)
 DampingFunction (const DampingFunction &)=default
DampingFunctionoperator= (const DampingFunction &)=default
 DampingFunction (DampingFunction &&)=default
DampingFunctionoperator= (DampingFunction &&)=default
 DampingFunction (CkMigrateMessage *msg)
virtual void operator() (const gsl::not_null< Scalar< double > * > value_at_x, const tnsr::I< double, VolumeDim, Fr > &x, double time, const std::unordered_map< std::string, std::unique_ptr<::domain::FunctionsOfTime::FunctionOfTime > > &functions_of_time) const =0
 Returns the value of the function at the coordinate 'x'.
virtual void operator() (const gsl::not_null< Scalar< DataVector > * > value_at_x, const tnsr::I< DataVector, VolumeDim, Fr > &x, double time, const std::unordered_map< std::string, std::unique_ptr<::domain::FunctionsOfTime::FunctionOfTime > > &functions_of_time) const =0
 Returns the value of the function at the coordinate 'x'.

Static Public Attributes

static constexpr Options::String help = {"Returns a constant value"}
Static Public Attributes inherited from ConstraintDamping::DampingFunction< VolumeDim, Fr >
static constexpr size_t volume_dim = VolumeDim

Friends

bool operator== (const Constant &lhs, const Constant &rhs)

Detailed Description

template<size_t VolumeDim, typename Fr>
class ConstraintDamping::Constant< VolumeDim, Fr >

A constant function: \(f = C\).

Details

Input file options are: Value \(C\). The function takes input coordinates of type tnsr::I<T, VolumeDim, Fr>, where T is e.g. double or DataVector, Fr is a frame (e.g. Frame::Inertial), and VolumeDim is the dimension of the spatial volume.

Member Function Documentation

◆ get_clone()

template<size_t VolumeDim, typename Fr>
auto ConstraintDamping::Constant< VolumeDim, Fr >::get_clone ( ) const -> std::unique_ptr< DampingFunction< VolumeDim, Fr > >
overridevirtual

The documentation for this class was generated from the following file:
  • src/PointwiseFunctions/ConstraintDamping/Constant.hpp