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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 <boost/noncopyable.hpp>
#include "Python/esys/lsm/geometry/ParticleCollectionPy.h"
#include "Python/esys/lsm/geometry/SimpleSpherePy.h"
namespace esys
{
namespace lsm
{
ParticleCollectionPy::ParticleCollectionPy()
: Inherited()
{
}
ParticleCollectionPy::ParticleCollectionPy(
const Inherited &particleCollection
)
: Inherited(particleCollection)
{
}
ParticleCollectionPy::ParticleCollectionPy(
const ParticleCollectionPy &particleCollection
)
: Inherited(particleCollection)
{
}
ParticleCollectionPy::ParticleCollectionPy(
ParticlePoolPtr particlePoolPtr
)
: Inherited(particlePoolPtr)
{
}
BoundingBoxPy ParticleCollectionPy::getParticleBBoxPy() const
{
return
BoundingBoxPy(
ParticleCollection<SimpleSpherePy>::getParticleBBox()
);
}
ParticleCollectionPy::ParticleIteratorPy
ParticleCollectionPy::getParticleIteratorPy()
{
return
ParticleIteratorPy(
ParticleCollection<SimpleSpherePy>::getParticleIterator()
);
}
SimpleSpherePy &ParticleCollectionPy::createParticlePy(const SimpleSpherePy &p)
{
return ParticleCollection<SimpleSpherePy>::createParticle(p);
}
void ParticleCollectionPy::rotatePy(const Vec3Py &rotation, const Vec3Py &pt)
{
rotate(rotation, pt);
}
void ParticleCollectionPy::translateByPy(const Vec3Py &translation)
{
translateBy(translation);
}
class ParticleCollectionPyPickleSuite : public boost::python::pickle_suite
{
public:
static
boost::python::tuple
getstate(boost::python::object pcObj)
{
const ParticleCollectionPy &pc =
boost::python::extract<const ParticleCollectionPy &>(pcObj);
boost::python::list l;
ParticleCollectionPy::ParticleConstIterator it = pc.getParticleIterator();
while (it.hasNext())
{
l.append(it.next());
}
return boost::python::make_tuple(pcObj.attr("__dict__"), l);
}
static
void
setstate(boost::python::object pcObj, boost::python::tuple state)
{
// restore the object's __dict__
boost::python::dict d =
boost::python::extract<boost::python::dict>(pcObj.attr("__dict__"))();
d.update(state[0]);
ParticleCollectionPy &pc =
boost::python::extract<ParticleCollectionPy &>(pcObj);
boost::python::list l = boost::python::extract<boost::python::list>(state[1]);
for (int i = 0; i < bpu::len(l); i++)
{
pc.createParticle(
boost::python::extract<ParticleCollectionPy::Particle &>(l[i])
);
}
}
static bool getstate_manages_dict()
{
return true;
}
};
using boost::python::arg;
void exportParticleCollection()
{
// 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_<ParticleCollectionPy>(
"ParticleCollection",
"A collection of L{SimpleSphere} objects.",
boost::python::init<>()
)
.def(
"getParticleBBox",
&ParticleCollectionPy::getParticleBBoxPy,
"Returns the axis aligned bounding box of all particles in\n"
"this collection.\n"
"@rtype: L{esys.lsm.util.FoundationPy.BoundingBox}\n"
"@return: tight bounding box for all particles in this collection."
)
.def(
"getNumParticles",
&ParticleCollectionPy::getNumParticles,
"Returns the number of particles in this collection.\n"
"@rtype: int\n"
"@return: number of particles"
)
.def(
"__iter__",
&ParticleCollectionPy::getParticleIteratorPy,
"Returns an iterator for enumerating particles in this collection.\n"
"@rtype: ParticleCollectionParticleIterator\n"
"@return: particle iterator.",
boost::python::return_value_policy<
boost::python::return_by_value,
boost::python::with_custodian_and_ward_postcall<0, 1>
>()
)
.def(
"__len__",
&ParticleCollectionPy::getNumParticles,
"Returns number of particles in this collection.\n"
"@rtype: int\n"
"@return: number of particles."
)
.def(
"createParticle",
&ParticleCollectionPy::createParticlePy,
( arg("particle") ),
boost::python::return_internal_reference<>(),
"Creates a particle in this collection, lifetime of particle\n"
"is tied to this collection.\n"
"@type particle: L{SimpleSphere}\n"
"@kwarg particle: A copy of this particle is created.\n"
"@rtype: L{SimpleSphere}\n"
"@return: reference to newly created particle."
)
.def(
"translate",
&ParticleCollectionPy::translateByPy,
( arg("translation") ),
"Translates all particles in this collection by the specified amount.\n"
"@type translation: L{esys.lsm.util.FoundationPy.Vec3}\n"
"@kwarg translation: particles are translated by this amount."
)
.def(
"rotate",
&ParticleCollectionPy::rotatePy,
( arg("axis"), arg("pt") ),
"Rotates all particles in this collection about a specifed axis\n"
"of rotation which passes through a specified point.\n"
"@type axis: L{esys.lsm.util.FoundationPy.Vec3}\n"
"@kwarg axis: axis of rotation, all particles are rotated"
" by C{axis.norm()}\n"
" radians about the axis whose direction is C{axis/axis.norm()}.\n"
"@type pt: L{esys.lsm.util.FoundationPy.Vec3}\n"
"@kwarg pt: the axis of rotation is assumed to pass though"
" this point."
)
.def_pickle(ParticleCollectionPyPickleSuite())
;
// ParticleCollectionPy::ParticleIteratorPy::exportIterator(
// "ParticleCollectionParticleIterator"
// );
}
}
}
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