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/////////////////////////////////////////////////////////////
// //
// Copyright (c) 2003-2011 by The University of Queensland //
// Earth Systems Science Computational Centre (ESSCC) //
// http://www.uq.edu.au/esscc //
// //
// Primary Business: Brisbane, Queensland, Australia //
// Licensed under the Open Software License version 3.0 //
// http://www.opensource.org/licenses/osl-3.0.php //
// //
/////////////////////////////////////////////////////////////
#include <boost/version.hpp>
#include <boost/python.hpp>
#include "Python/esys/lsm/ParticleIdPairVectorPy.h"
#include "Python/esys/lsm/util/BoundingBoxPy.h"
#include "Python/esys/lsm/geometry/SimpleSphereNeighboursPy.h"
#include "Python/esys/lsm/geometry/SimpleBlockPy.h"
#include "Python/esys/lsm/geometry/SimpleSpherePy.h"
#include "Python/esys/lsm/geometry/IteratorPy.h"
#include "Python/BoostPythonUtil/PythonIterIterator.h"
#include "Python/BoostPythonUtil/ListConverter.h"
#include "Geometry/SphereNeighbours.h"
namespace esys
{
namespace lsm
{
class SimpleSphereNeighboursPy
: public SphereNeighbours<SimpleSpherePy, ParticleIdPairVectorPy>
{
public:
typedef
SphereNeighbours<SimpleSpherePy, ParticleIdPairVectorPy>
Inherited;
SimpleSphereNeighboursPy(
double maxDist,
const BoundingBoxPy &bBox,
const boost::python::list &circDimList
)
: Inherited(
maxDist,
bBox,
bpu::listToVector<bool>(circDimList)
)
{
}
IdPairVector getNeighboursPy(boost::python::object &iteratable)
{
return
getNeighbours(
bpu::PythonIterIterator<SimpleSpherePy &>(iteratable)
);
}
typedef IteratorPy<Inherited::Iterator> SSNIteratorPy;
SSNIteratorPy getIteratorPy() const
{
return getIterator();
}
};
using boost::python::arg;
void exportSimpleSphereNeighbours()
{
// Check that Boost 1.34.0 or higher is being used.
// If so, disable auto-generation of C++ signatures for Epydoc
// (which stumbles over indentation in the auto-generated strings).
#if ((BOOST_VERSION / 100000 >= 1) \
&& (BOOST_VERSION / 100 % 1000 >= 34)) \
|| (BOOST_VERSION / 100000 >= 2)
boost::python::docstring_options no_autogen(true,false);
#endif
boost::python::class_<SimpleSphereNeighboursPy, boost::noncopyable>(
"SimpleSphereNeighbours",
"Discovers pairs of spheres which are closer than a specified\n"
"threshold distance.\n",
boost::python::init<
double,
const BoundingBoxPy &,
const boost::python::list &
>(
(
arg("maxDist") = 0.01,
arg("bBox") = BoundingBoxPy(Vec3Py(-10,-10,-10), Vec3Py(10,10,10)),
arg("circDimList") =
boost::python::list(
boost::python::make_tuple(false,false,false)
)
),
"Construct the neighbour-finding object.\n"
"@type maxDist: float\n"
"@kwarg maxDist: Threshhold distance governing which spheres"
" are determined to be neighbours.\n"
"@type bBox: L{BoundingBox<esys.lsm.util.FoundationPy.BoundingBox>}\n"
"@kwarg bBox: Initial box for look-up grid. Also indicates locations"
" of fixed circular boundaries.\n"
"@type circDimList: list of 3 boolean elements\n"
"@kwarg circDimList: Default tag given to the connections.\n"
)
)
.def(
"getNumSpheres",
&SimpleSphereNeighboursPy::getNumSpheres,
"Returns the number of spheres which have been added to this"
" neighbour finder via the L{getNeighbours} method.\n"
"@rtype: int\n"
"@return: The number of spheres added to this neighbour finder."
)
.def(
"getNumIdPairs",
&SimpleSphereNeighboursPy::getNumIdPairs,
"Returns the total number of neighbouring pairs of spheres "
" found during calls to the L{getNeighbours} method.\n"
"@rtype: int\n"
"@return: number of C{ParticleIdPair} objects in this collection."
)
.def(
"__iter__",
&SimpleSphereNeighboursPy::getIteratorPy,
"Iterator for enumerating sequence of"
" all C{ParticleIdPair<esys.lsm.LsmPy.ParticleIdPair>}"
" neighbours discovered during L{getNeighbours} calls.\n"
"@rtype: L{SsNeighbourParticleIdPairIterator}\n"
"@return: Iterator for enumerating sequence of"
" C{ParticleIdPair<esys.lsm.LsmPy.ParticleIdPair>} objects."
)
.def("__len__", &SimpleSphereNeighboursPy::getNumIdPairs)
.def(
"getNeighbours",
&SimpleSphereNeighboursPy::getNeighboursPy,
(
arg("iterable")
),
"Returns a sequence of"
" C{ParticleIdPair<esys.lsm.LsmPy.ParticleIdPair>} objects which"
" indicate neighbouring pairs of particles. Only returns"
" pairs of id's from particles within the specified sequence.\n"
"@type iterable: iterable\n"
"@kwarg iterable: Sequence of L{SimpleSphere} objects.\n"
"@rtype: C{ParticleIdPairVector<esys.lsm.LsmPy.ParticleIdPairVector>}\n"
"@return: Sequence of id pairs indicating spheres which are closer"
" than the threshold distance.\n"
)
;
SimpleSphereNeighboursPy::SSNIteratorPy::exportIterator(
"SsNeighbourParticleIdPairIterator"
);
}
}
}
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