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rAKA/python/pybind11/py_aka_boundary_conditions.cc
5afcb7f4f455features/joss-2023

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py_aka_boundary_conditions.cc
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/* -------------------------------------------------------------------------- */
#include "aka_common.hh"
/* -------------------------------------------------------------------------- */
#include <pybind11/operators.h>
#include <pybind11/pybind11.h>
#include <pybind11/stl.h>
/* -------------------------------------------------------------------------- */
#include "boundary_condition_functor.hh"
/* -------------------------------------------------------------------------- */
namespace py = pybind11;
namespace _aka = akantu;
namespace {
/* -------------------------------------------------------------------------- */
template <typename daughter = _aka::BC::DirichletFunctor>
class PyDirichletFunctor : public daughter {
public:
/* Inherit the constructors */
using daughter::daughter;
/* Trampoline (need one for each virtual function) */
void operator()(_aka::UInt node, _aka::Vector<bool> & flags,
_aka::Vector<_aka::Real> & primal,
const _aka::Vector<_aka::Real> & coord) const override {
PYBIND11_OVERLOAD_NAME(void, daughter, "__call__", operator(), node, flags,
primal, coord);
}
};
/* -------------------------------------------------------------------------- */
template <typename daughter = _aka::BC::NeumannFunctor>
class PyNeumannFunctor : public daughter {
public:
/* Inherit the constructors */
using daughter::daughter;
/* Trampoline (need one for each virtual function) */
void operator()(const _aka::IntegrationPoint & quad_point,
_aka::Vector<_aka::Real> & dual,
const _aka::Vector<_aka::Real> & coord,
const _aka::Vector<_aka::Real> & normals) const override {
PYBIND11_OVERLOAD_PURE_NAME(void, daughter, "__call__", operator(),
quad_point, dual, coord, normals);
}
};
/* -------------------------------------------------------------------------- */
template <typename Functor, typename Constructor>
decltype(auto) declareDirichletFunctor(py::module mod, const char * name,
Constructor && cons) {
py::class_<Functor, PyDirichletFunctor<Functor>, _aka::BC::DirichletFunctor>(
mod, name)
.def(cons);
}
template <typename Functor, typename Constructor>
decltype(auto) declareNeumannFunctor(py::module mod, const char * name,
Constructor && cons) {
py::class_<Functor, PyNeumannFunctor<Functor>, _aka::BC::NeumannFunctor>(mod,
name)
.def(cons);
}
/* -------------------------------------------------------------------------- */
py::module & register_boundary_conditions(py::module & mod) {
py::class_<_aka::BC::Functor>(mod, "_aka::BCFunctor");
py::class_<_aka::BC::DirichletFunctor, PyDirichletFunctor<>,
_aka::BC::Functor>(mod, "DirichletFunctor")
.def(py::init())
.def(py::init<_aka::SpatialDirection>());
py::class_<_aka::BC::NeumannFunctor, PyNeumannFunctor<>, _aka::BC::Functor>(
mod, "NeumannFunctor")
.def(py::init());
declareDirichletFunctor<_aka::BC::FixedValue>(
mod, "FixedValue", py::init<_aka::Real, _aka::BC::Axis>());
declareDirichletFunctor<_aka::BC::IncrementValue>(
mod, "IncrementValue", py::init<_aka::Real, _aka::BC::Axis>());
declareDirichletFunctor<_aka::BC::Increment>(
mod, "Increment", py::init<_aka::Vector<_aka::Real> &>());
declareNeumannFunctor<_aka::BC::FromHigherDim>(
mod, "FromHigherDim", py::init<_aka::Matrix<_aka::Real> &>());
declareNeumannFunctor<_aka::BC::FromSameDim>(
mod, "FromSameDim", py::init<_aka::Vector<_aka::Real> &>());
declareNeumannFunctor<_aka::BC::FreeBoundary>(mod, "FreeBoundary",
py::init());
return mod;
}
} // namespace
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