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/////////////////////////////////////////////////////////////
// //
// Copyright (c) 2003-2017 by The University of Queensland //
// Centre for Geoscience Computing //
// http://earth.uq.edu.au/centre-geoscience-computing //
// //
// Primary Business: Brisbane, Queensland, Australia //
// Licensed under the Open Software License version 3.0 //
// http://www.apache.org/licenses/LICENSE-2.0 //
// //
/////////////////////////////////////////////////////////////
#include <boost/version.hpp>
#include <boost/python.hpp>
#include "Python/esys/lsm/ParticleIdPairPy.h"
namespace esys
{
namespace lsm
{
ParticleIdPairPy::ParticleIdPairPy(int id1, int id2)
: Inherited(std::min(id1, id2), std::max(id1,id2))
{
}
ParticleIdPairPy::ParticleIdPairPy(const Inherited &pair)
: Inherited(
std::min(pair.first, pair.second),
std::max(pair.first, pair.second)
)
{
}
bool ParticleIdPairPy::operator<(const ParticleIdPairPy &pair) const
{
bool result = first < pair.first;
if (!result && (first == pair.first))
{
result = second < pair.second;
}
return result;
}
int ParticleIdPairPy::len() const
{
return 2;
}
int ParticleIdPairPy::getItem(int i)
{
const int origI = i;
if (i < 0)
{
i += len();
}
if ((i >= len()) || i < 0)
{
std::stringstream msg;
msg << "Index " << origI << " out of range.";
PyErr_SetString(PyExc_IndexError, msg.str().c_str());
boost::python::throw_error_already_set();
}
int item = INT_MIN;
if (i == 0)
{
item = first;
}
else if (i == 1)
{
item = second;
}
return item;
}
long ParticleIdPairPy::hash() const
{
return first*second;
}
boost::python::tuple
ParticleIdPairPy::PickleSuite::getinitargs(ParticleIdPairPy const& p)
{
return boost::python::make_tuple(p.first, p.second);
}
void exportParticleIdPair()
{
// Disable autogeneration of C++ signatures (Boost 1.34.0 and higher)
// for Epydoc which stumbles over indentation in the automatically generated strings.
boost::python::docstring_options no_autogen(true,false);
boost::python::class_<ParticleIdPairPy>(
"ParticleIdPair",
"Pair of particle Id's.",
boost::python::init<int,int>(
(
boost::python::arg("id1"),
boost::python::arg("id2")
),
"Construct pair with specified id's.\n"
"@type id1: int\n"
"@kwarg id1: Particle Id.\n"
"@type id2: int\n"
"@kwarg id2: Particle Id.\n"
)
)
.def(
"__getitem__",
&ParticleIdPairPy::getItem,
(boost::python::arg("idx")),
"Returns id of indexed element.\n"
"@type idx: int\n"
"@kwarg idx: index value 0 or 1.\n"
)
.def(
"__len__",
&ParticleIdPairPy::len,
"Returns 2.\n"
"@rtype: int\n"
"@return: length of pair (always 2).\n"
)
.def(boost::python::self < boost::python::self)
.def(boost::python::self == boost::python::self)
.def("__hash__", &ParticleIdPairPy::hash)
.def_pickle(ParticleIdPairPy::PickleSuite())
;
}
}
}
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