include/pops/runtime/config/model_spec.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
• runtime
• config

model_spec.hpp

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1#pragma once

2

3#include <string>

4

12

13namespace pops {

14

27struct ModelSpec {

28 std::string transport;

29 std::string source = "none";

31 std::string elliptic;

32

33 double B0 = 1.0;

34 double gamma = 1.4;

35 double cs2 = 0.5;

36 double vacuum_floor = 0.0;

41 double qom = 1.0;

42 double q = 1.0;

43 double alpha = 1.0;

44 double n0 = 0.0;

45 double sign = 1.0;

46 double four_pi_G = 1.0;

47 double rho0 = 1.0;

48};

49

50} // namespace pops

pops

Definition amr_hierarchy.hpp:29

pops::ModelSpec

Brick composition of a block plus parameters.

Definition model_spec.hpp:27

pops::ModelSpec::rho0

double rho0

GravityCoupling: background.

Definition model_spec.hpp:47

pops::ModelSpec::qom

double qom

PotentialForce / MagneticLorentzForce: q/m (sign included)

Definition model_spec.hpp:41

pops::ModelSpec::n0

double n0

BackgroundDensity: neutralizing background.

Definition model_spec.hpp:44

pops::ModelSpec::source

std::string source

"none" (default, neutral: no force) | "potential" | "gravity"

Definition model_spec.hpp:29

pops::ModelSpec::elliptic

std::string elliptic

REQUIRED (unset): "charge" | "background" | "gravity".

Definition model_spec.hpp:31

pops::ModelSpec::gamma

double gamma

CompressibleFlux: adiabatic index.

Definition model_spec.hpp:34

pops::ModelSpec::transport

std::string transport

REQUIRED (unset): "exb" | "compressible" | "isothermal".

Definition model_spec.hpp:28

pops::ModelSpec::cs2

double cs2

IsothermalFlux: sound speed squared.

Definition model_spec.hpp:35

pops::ModelSpec::four_pi_G

double four_pi_G

GravityCoupling: coupling intensity.

Definition model_spec.hpp:46

pops::ModelSpec::vacuum_floor

double vacuum_floor

IsothermalFlux: quasi-vacuum density floor for u=m/max(rho,floor) (ADC-77).

Definition model_spec.hpp:36

pops::ModelSpec::q

double q

ChargeDensity: charge q.

Definition model_spec.hpp:42

pops::ModelSpec::alpha

double alpha

BackgroundDensity: Poisson coupling.

Definition model_spec.hpp:43

pops::ModelSpec::sign

double sign

GravityCoupling: +1 gravity, -1 electrostatic.

Definition model_spec.hpp:45

pops::ModelSpec::B0

double B0

ExBVelocity: magnetic field.

Definition model_spec.hpp:33

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