utils.hh

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// SPDX-FileCopyrightText: 2021-2025 The Ikarus Developers mueller@ibb.uni-stuttgart.de
// SPDX-License-Identifier: LGPL-3.0-or-later
 
#include <dune/python/pybind11/eigen.h>
#include <dune/python/pybind11/operators.h>
#include <dune/python/pybind11/pybind11.h>
 
#include <ikarus/utils/tensorutils.hh>
 
void addBindingsToUtils() {
  namespace py = pybind11;
  using namespace pybind11::literals;
  using namespace Ikarus;
 
  auto utils = pybind11::module::import("ikarus.utils");
 
  utils.def(
      "toVoigt",
      [](Eigen::Matrix<double, Eigen::Dynamic, Eigen::Dynamic, 0, 3, 3> mat, bool isStrain = true) {
        return toVoigt(mat, isStrain);
      },
      py::arg("matrix"), py::arg("isStrain") = true);
 
  utils.def(
      "fromVoigt",
      [](Eigen::Matrix<double, Eigen::Dynamic, 1, 0, 6, 1> vec, bool isStrain = true) {
        return fromVoigt(vec, isStrain);
      },
      py::arg("vector"), py::arg("isStrain") = true);
}