include/pops/numerics/time/schemes/splitting.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

• include
• pops
• numerics
• time
• schemes

splitting.hpp

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1#pragma once

2

3#include <pops/core/foundation/types.hpp>

4#include <pops/mesh/storage/multifab.hpp>

5

20

21namespace pops {

22

23template <class TransportStep, class SourceStep>

24void lie_step(MultiFab& U, Real dt, TransportStep T, SourceStep S) {

25 T(U, dt);

26 S(U, dt);

27}

28

29template <class TransportStep, class SourceStep>

30void strang_step(MultiFab& U, Real dt, TransportStep T, SourceStep S) {

31 S(U, Real(0.5) * dt);

32 T(U, dt);

33 S(U, Real(0.5) * dt);

34}

35

36} // namespace pops

pops::MultiFab

Field distributed over a level: decomposition (BoxArray) + distribution (DistributionMapping) + ncomp...

Definition multifab.hpp:33

multifab.hpp

MultiFab: a field DISTRIBUTED over a level (equivalent of AMReX's MultiFab).

pops

Definition amr_hierarchy.hpp:29

pops::Real

double Real

Definition types.hpp:30

pops::strang_step

void strang_step(MultiFab &U, Real dt, TransportStep T, SourceStep S)

Definition splitting.hpp:30

pops::lie_step

void lie_step(MultiFab &U, Real dt, TransportStep T, SourceStep S)

Definition splitting.hpp:24

types.hpp

Base scalar types and the POPS_HD macro (host+device portability).

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