normalizedAngle.cc

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/*
 * LSST Data Management System
 * See COPYRIGHT file at the top of the source tree.
 *
 * This product includes software developed by the
 * LSST Project (http://www.lsst.org/).
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the LSST License Statement and
 * the GNU General Public License along with this program.  If not,
 * see <https://www.lsstcorp.org/LegalNotices/>.
 */
#include "pybind11/pybind11.h"
 
#include "lsst/sphgeom/LonLat.h"
#include "lsst/sphgeom/NormalizedAngle.h"
#include "lsst/sphgeom/Vector3d.h"
 
namespace py = pybind11;
using namespace pybind11::literals;
 
namespace lsst {
namespace sphgeom {
namespace {
 
PYBIND11_MODULE(normalizedAngle, mod) {
    py::module::import("lsst.sphgeom.angle");
 
    py::class_<NormalizedAngle> cls(mod, "NormalizedAngle");
    // Provide the equivalent of the NormalizedAngle to Angle C++ cast
    // operator in Python
    py::implicitly_convertible<NormalizedAngle, Angle>();
 
    cls.def_static("nan", &NormalizedAngle::nan);
    cls.def_static("fromDegrees", &NormalizedAngle::fromDegrees);
    cls.def_static("fromRadians", &NormalizedAngle::fromRadians);
    cls.def_static("between", &NormalizedAngle::between, "a"_a, "b"_a);
    cls.def_static("center", &NormalizedAngle::center, "a"_a, "b"_a);
 
    cls.def(py::init<>());
    cls.def(py::init<NormalizedAngle const &>());
    cls.def(py::init<Angle const &>());
    cls.def(py::init<double>(), "radians"_a);
    cls.def(py::init<LonLat const &, LonLat const &>(), "a"_a, "b"_a);
    cls.def(py::init<Vector3d const &, Vector3d const &>(), "a"_a, "b"_a);
 
    cls.def("__eq__", &NormalizedAngle::operator==, py::is_operator());
    cls.def("__ne__", &NormalizedAngle::operator!=, py::is_operator());
    cls.def("__lt__", &NormalizedAngle::operator<, py::is_operator());
    cls.def("__gt__", &NormalizedAngle::operator>, py::is_operator());
    cls.def("__le__", &NormalizedAngle::operator<=, py::is_operator());
    cls.def("__ge__", &NormalizedAngle::operator>=, py::is_operator());
 
    cls.def("__neg__",
            (Angle(NormalizedAngle::*)() const) & NormalizedAngle::operator-);
    cls.def("__add__", &NormalizedAngle::operator+, py::is_operator());
    cls.def("__sub__",
            (Angle(NormalizedAngle::*)(Angle const &) const) &
                    NormalizedAngle::operator-,
            py::is_operator());
    cls.def("__mul__", &NormalizedAngle::operator*, py::is_operator());
    cls.def("__rmul__", &NormalizedAngle::operator*, py::is_operator());
    cls.def("__truediv__",
            (Angle(NormalizedAngle::*)(double) const) &
                    NormalizedAngle::operator/,
            py::is_operator());
    cls.def("__truediv__",
            (double (NormalizedAngle::*)(Angle const &) const) &
                    NormalizedAngle::operator/,
            py::is_operator());
 
    cls.def("asDegrees", &NormalizedAngle::asDegrees);
    cls.def("asRadians", &NormalizedAngle::asRadians);
    cls.def("isNan", &NormalizedAngle::isNan);
    cls.def("getAngleTo", &NormalizedAngle::getAngleTo);
 
    cls.def("__str__", [](NormalizedAngle const &self) {
        return py::str("{!s}").format(self.asRadians());
    });
    cls.def("__repr__", [](NormalizedAngle const &self) {
        return py::str("NormalizedAngle({!r})").format(self.asRadians());
    });
 
    cls.def("__reduce__", [cls](NormalizedAngle const &self) {
        return py::make_tuple(cls, py::make_tuple(self.asRadians()));
    });
}
 
}  // <anonymous>
}  // sphgeom
}  // lsst