include/pops/numerics/fv/spatial_discretisation.hpp Source File

adc_cpp 0.3.0 Model-free C++23 core for coupled hyperbolic-elliptic systems on adaptive (AMR) meshes, with MPI and GPU (Kokkos) backends

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• pops
• numerics
• fv

spatial_discretisation.hpp

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1

11

12#pragma once

13

14#include <pops/numerics/fv/numerical_flux.hpp>

15#include <pops/numerics/fv/reconstruction.hpp>

16

17#include <concepts>

18

19namespace pops {

20

26template <class LimiterT, class NumericalFluxT = RusanovFlux>

27struct SpatialDiscretisation {

28 using Limiter = LimiterT;

29 using NumericalFlux = NumericalFluxT;

30};

31

36template <class D>

37concept SpatialDiscretisationLike = requires {

38 typename D::Limiter;

39 typename D::NumericalFlux;

40};

41

42// Usual bundles.

43using FirstOrder = SpatialDiscretisation<NoSlope, RusanovFlux>; // robust 1st order

44using MusclMinmod = SpatialDiscretisation<Minmod, RusanovFlux>; // 2nd order TVD

45using MusclVanLeer = SpatialDiscretisation<VanLeer, RusanovFlux>;

46using MusclVanLeerHLLC = SpatialDiscretisation<VanLeer, HLLCFlux>; // 2nd order + HLLC

47

48} // namespace pops

pops::SpatialDiscretisationLike

SpatialDiscretisationLike: concept validating a SpatialDiscretisation.

Definition spatial_discretisation.hpp:37

pops

Definition amr_hierarchy.hpp:29

numerical_flux.hpp

Single-interface numerical flux policies: Rusanov, HLL, HLLC, Roe.

reconstruction.hpp

Interface reconstruction policies: MUSCL limiters and WENO5-Z.

pops::SpatialDiscretisation

SpatialDiscretisation<LimiterT, NumericalFluxT>: tag-type bundling the reconstruction policy and the ...

Definition spatial_discretisation.hpp:27

pops::SpatialDiscretisation::Limiter

LimiterT Limiter

Definition spatial_discretisation.hpp:28

pops::SpatialDiscretisation::NumericalFlux

NumericalFluxT NumericalFlux

Definition spatial_discretisation.hpp:29

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