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Matrix.hpp
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Mon, Sep 30, 11:45

Matrix.hpp
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/* =================================================================================================
(c - GPLv3) T.W.J. de Geus (Tom) | tom@geus.me | www.geus.me | github.com/tdegeus/GooseFEM
================================================================================================= */
#include <Eigen/Eigen>
#include <GooseFEM/Matrix.h>
#include <pybind11/eigen.h>
#include <pybind11/pybind11.h>
#include <xtensor-python/pyarray.hpp>
#include <xtensor-python/pytensor.hpp>
namespace py = pybind11;
void init_Matrix(py::module& m)
{
py::class_<GooseFEM::Matrix>(m, "Matrix")
.def(
py::init<const xt::xtensor<size_t, 2>&, const xt::xtensor<size_t, 2>&>(),
"Sparse matrix",
py::arg("conn"),
py::arg("dofs"))
.def("nelem",
&GooseFEM::Matrix::nelem,
"See :cpp:func:`GooseFEM::Matrix::nelem`.")
.def("nne",
&GooseFEM::Matrix::nne,
"See :cpp:func:`GooseFEM::Matrix::nne`.")
.def("nnode",
&GooseFEM::Matrix::nnode,
"See :cpp:func:`GooseFEM::Matrix::nnode`.")
.def("ndim",
&GooseFEM::Matrix::ndim,
"See :cpp:func:`GooseFEM::Matrix::ndim`.")
.def("ndof",
&GooseFEM::Matrix::ndof,
"See :cpp:func:`GooseFEM::Matrix::ndof`.")
.def("dofs",
&GooseFEM::Matrix::dofs,
"See :cpp:func:`GooseFEM::Matrix::dofs`.")
.def("assemble",
&GooseFEM::Matrix::assemble,
"See :cpp:func:`GooseFEM::Matrix::assemble`.",
py::arg("elemmat"))
.def("set",
&GooseFEM::Matrix::set,
"See :cpp:func:`GooseFEM::Matrix::set`.",
py::arg("rows"),
py::arg("cols"),
py::arg("matrix"))
.def("add",
&GooseFEM::Matrix::add,
"See :cpp:func:`GooseFEM::Matrix::add`.",
py::arg("rows"),
py::arg("cols"),
py::arg("matrix"))
.def("Todense",
&GooseFEM::Matrix::Todense,
"See :cpp:func:`GooseFEM::Matrix::Todense`.")
.def("Dot",
py::overload_cast<const xt::xtensor<double, 1>&>(&GooseFEM::Matrix::Dot, py::const_),
"See :cpp:func:`GooseFEM::Matrix::Dot`.",
py::arg("x"))
.def("Dot",
py::overload_cast<const xt::xtensor<double, 2>&>(&GooseFEM::Matrix::Dot, py::const_),
"See :cpp:func:`GooseFEM::Matrix::Dot`.",
py::arg("x"))
.def("__repr__", [](const GooseFEM::Matrix&) { return "<GooseFEM.Matrix>"; });
py::class_<GooseFEM::MatrixSolver<>>(m, "MatrixSolver")
.def(py::init<>(), "Sparse matrix solver")
.def("Solve",
py::overload_cast<GooseFEM::Matrix&, const xt::xtensor<double, 1>&>(
&GooseFEM::MatrixSolver<>::Solve),
"See :cpp:func:`GooseFEM::MatrixSolver::Solve`.",
py::arg("A"),
py::arg("b"))
.def("Solve",
py::overload_cast<GooseFEM::Matrix&, const xt::xtensor<double, 2>&>(
&GooseFEM::MatrixSolver<>::Solve),
"See :cpp:func:`GooseFEM::MatrixSolver::Solve`.",
py::arg("A"),
py::arg("b"))
.def("__repr__", [](const GooseFEM::MatrixSolver<>&) { return "<GooseFEM.MatrixSolver>"; });
}

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