SpECTRE  v2026.04.01
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gh::Tags::GaugeHImplicitFrom3p1QuantitiesCompute< SpatialDim, Frame > Struct Template Reference

Compute item to get the implicit gauge source function from 3 + 1 quantities. More...

#include <GaugeSource.hpp>

Public Types

using argument_tags
using return_type = tnsr::a<DataVector, SpatialDim, Frame>
using base = GaugeH<DataVector, SpatialDim, Frame>
Public Types inherited from gh::Tags::GaugeH< DataVector, SpatialDim, Frame >
using type

Static Public Attributes

static constexpr auto function

Detailed Description

template<size_t SpatialDim, typename Frame>
struct gh::Tags::GaugeHImplicitFrom3p1QuantitiesCompute< SpatialDim, Frame >

Compute item to get the implicit gauge source function from 3 + 1 quantities.

Details

See gauge_source(). Can be retrieved using gh::Tags::GaugeH.

Member Typedef Documentation

◆ argument_tags

template<size_t SpatialDim, typename Frame>
using gh::Tags::GaugeHImplicitFrom3p1QuantitiesCompute< SpatialDim, Frame >::argument_tags
Initial value:
tmpl::list<gr::Tags::Lapse<DataVector>,
::Tags::dt<gr::Tags::Lapse<DataVector>>,
::Tags::deriv<gr::Tags::Lapse<DataVector>,
tmpl::size_t<SpatialDim>, Frame>,
gr::Tags::Shift<DataVector, SpatialDim, Frame>,
::Tags::dt<gr::Tags::Shift<DataVector, SpatialDim, Frame>>,
::Tags::deriv<gr::Tags::Shift<DataVector, SpatialDim, Frame>,
tmpl::size_t<SpatialDim>, Frame>,
gr::Tags::SpatialMetric<DataVector, SpatialDim, Frame>,
gr::Tags::TraceExtrinsicCurvature<DataVector>,
gr::Tags::TraceSpatialChristoffelFirstKind<DataVector,
SpatialDim, Frame>>
DataVector
Stores a collection of function values.
Definition DataVector.hpp:48
Frame
Indicates the Frame that a TensorIndexType is in.
Definition IndexType.hpp:36
Tags::deriv
Prefix indicating spatial derivatives.
Definition Prefixes.hpp:46
Tags::dt
Prefix indicating a time derivative.
Definition Prefixes.hpp:28
gr::Tags::Shift
Definition Tags.hpp:61
gr::Tags::SpatialMetric
Definition Tags.hpp:25
gr::Tags::TraceExtrinsicCurvature
Definition Tags.hpp:143
gr::Tags::TraceSpatialChristoffelFirstKind
Trace of the spatial Christoffel symbols of the first kind , where are Christoffel symbols of the fi...
Definition Tags.hpp:124

Member Data Documentation

◆ function

template<size_t SpatialDim, typename Frame>
auto gh::Tags::GaugeHImplicitFrom3p1QuantitiesCompute< SpatialDim, Frame >::function
staticconstexpr
Initial value:
= static_cast<void (*)(
gsl::not_null<tnsr::a<DataVector, SpatialDim, Frame>*>,
const Scalar<DataVector>&, const Scalar<DataVector>&,
const tnsr::i<DataVector, SpatialDim, Frame>&,
const tnsr::I<DataVector, SpatialDim, Frame>&,
const tnsr::I<DataVector, SpatialDim, Frame>&,
const tnsr::iJ<DataVector, SpatialDim, Frame>&,
const tnsr::ii<DataVector, SpatialDim, Frame>&, const Scalar<DataVector>&,
const tnsr::i<DataVector, SpatialDim, Frame>&)>(
&gauge_source<DataVector, SpatialDim, Frame>)
gsl::not_null
Require a pointer to not be a nullptr
Definition Gsl.hpp:197
gh::gauge_source
void gauge_source(gsl::not_null< tnsr::a< DataType, SpatialDim, Frame > * > gauge_source_h, const Scalar< DataType > &lapse, const Scalar< DataType > &dt_lapse, const tnsr::i< DataType, SpatialDim, Frame > &deriv_lapse, const tnsr::I< DataType, SpatialDim, Frame > &shift, const tnsr::I< DataType, SpatialDim, Frame > &dt_shift, const tnsr::iJ< DataType, SpatialDim, Frame > &deriv_shift, const tnsr::ii< DataType, SpatialDim, Frame > &spatial_metric, const Scalar< DataType > &trace_extrinsic_curvature, const tnsr::i< DataType, SpatialDim, Frame > &trace_christoffel_last_indices)
Computes generalized harmonic gauge source function.
Scalar
Tensor< T, Symmetry<>, index_list<> > Scalar
Scalar type.
Definition TypeAliases.hpp:21
The documentation for this struct was generated from the following file:
  • src/PointwiseFunctions/GeneralRelativity/GeneralizedHarmonic/GaugeSource.hpp