include/pops/runtime/context/grid_context.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
• context

grid_context.hpp

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1#pragma once

2

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

4#include <pops/mesh/layout/box_array.hpp>

5#include <pops/mesh/geometry/geometry.hpp>

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

7#include <pops/mesh/boundary/physical_bc.hpp>

8#include <pops/numerics/spatial/embedded_boundary/domain.hpp> // detail::DiscDomain (built-in level-set domain instance)

9

10#include <functional>

11

17

18namespace pops {

19

29enum class GeometryMode { None, Staircase, CutCell };

30

41struct GridContext {

42 Box2D dom;

43 BCRec bc;

44 Geometry geom;

45 MultiFab* aux = nullptr;

46 const MultiFab* domain_mask = nullptr;

47 const detail::DiscDomain* eb_domain =

48 nullptr;

49};

50

61struct BlockClosures {

62 std::function<void(MultiFab&, Real, int)> advance;

63 std::function<void(MultiFab&, Real, int)>

64 advance_masked;

65 std::function<void(MultiFab&, Real, int)> advance_eb;

66 std::function<void(MultiFab&, MultiFab&)> rhs_into;

74 std::function<void(MultiFab&, MultiFab&)> rhs_flux_only;

83 std::function<void(MultiFab&, MultiFab&)> source_only;

87 std::function<void(const MultiFab&, Real&, int&, int&)> hotspot;

91 std::function<void(MultiFab&)> project;

92};

93

94} // namespace pops

box_array.hpp

BoxArray: the set of boxes tiling a level (disjoint, covering).

pops::MultiFab

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

Definition multifab.hpp:33

domain.hpp

Generic EMBEDDED-BOUNDARY / LEVEL-SET DOMAIN contract (ADC-327).

geometry.hpp

Geometry: index-space (Box2D) <-> Cartesian physical-space mapping; PolarGeometry: SIBLING for a glob...

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::GeometryMode

GeometryMode

TRANSPORT GEOMETRY MODE of the macro-step (T5-PR3 effort, disc wiring in System::step).

Definition grid_context.hpp:29

pops::GeometryMode::None

@ None

pops::GeometryMode::Staircase

@ Staircase

pops::GeometryMode::CutCell

@ CutCell

physical_bc.hpp

PHYSICAL boundary conditions at the domain edge (BCType, BCRec, fill_physical_bc, fill_ghosts).

pops::BCRec

Boundary conditions for the FOUR faces of the domain (type + associated Dirichlet value).

Definition physical_bc.hpp:29

pops::BlockClosures

Compiled block closures, frozen at add time.

Definition grid_context.hpp:61

pops::BlockClosures::source_only

std::function< void(MultiFab &, MultiFab &)> source_only

SOURCE-ONLY residual R <- S(U, aux) (the model's default/composite source, NO flux divergence),...

Definition grid_context.hpp:83

pops::BlockClosures::advance

std::function< void(MultiFab &, Real, int)> advance

(U, dt, n): n substeps of dt/n

Definition grid_context.hpp:62

pops::BlockClosures::advance_masked

std::function< void(MultiFab &, Real, int)> advance_masked

same, residual via assemble_rhs_masked

Definition grid_context.hpp:64

pops::BlockClosures::project

std::function< void(MultiFab &)> project

PROJECTION PONCTUELLE post-pas (ADC-177) : U <- project(U, aux) sur les cellules VALIDES du bloc,...

Definition grid_context.hpp:91

pops::BlockClosures::hotspot

std::function< void(const MultiFab &, Real &, int &, int &)> hotspot

dt_hotspot diagnostic (ADC-182): (U, w, i, j) -> GLOBAL cell dominating the transport CFL and its spe...

Definition grid_context.hpp:87

pops::BlockClosures::advance_eb

std::function< void(MultiFab &, Real, int)> advance_eb

same, residual via assemble_rhs_eb

Definition grid_context.hpp:65

pops::BlockClosures::rhs_into

std::function< void(MultiFab &, MultiFab &)> rhs_into

R <- -div F + S (Poisson frozen)

Definition grid_context.hpp:66

pops::BlockClosures::rhs_flux_only

std::function< void(MultiFab &, MultiFab &)> rhs_flux_only

FLUX-ONLY residual R <- -div F(U) (NO default/composite source), Poisson frozen (ADC-425).

Definition grid_context.hpp:74

pops::Box2D

2D integer index space, cell-centered.

Definition box2d.hpp:37

pops::Geometry

Cartesian geometry of a level: index domain + physical bounds [xlo, xhi] x [ylo, yhi].

Definition geometry.hpp:20

pops::GridContext

Mesh + transport BC + aux shared by a block closures.

Definition grid_context.hpp:41

pops::GridContext::domain_mask

const MultiFab * domain_mask

0/1 domain mask (Impl::domain_mask_); NOT owned

Definition grid_context.hpp:46

pops::GridContext::geom

Geometry geom

geometry (dx, dy, bounds)

Definition grid_context.hpp:44

pops::GridContext::bc

BCRec bc

transport BC

Definition grid_context.hpp:43

pops::GridContext::eb_domain

const detail::DiscDomain * eb_domain

level-set domain descriptor (Impl::eb_domain_); NOT owned

Definition grid_context.hpp:47

pops::GridContext::dom

Box2D dom

domain (without ghost)

Definition grid_context.hpp:42

pops::GridContext::aux

MultiFab * aux

System aux (phi, grad phi); NOT owned.

Definition grid_context.hpp:45

pops::detail::DiscDomain

CIRCLE / DISC level-set domain: the canonical instance of the contract and the SINGLE SOURCE of truth...

Definition domain.hpp:69

types.hpp

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

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