gtsam/python/handwritten/slam_python.cpp

86 lines
2.6 KiB
C++

/* ----------------------------------------------------------------------------
* GTSAM Copyright 2010, Georgia Tech Research Corporation,
* Atlanta, Georgia 30332-0415
* All Rights Reserved
* Authors: Frank Dellaert, et al. (see THANKS for the full author list)
* See LICENSE for the license information
* -------------------------------------------------------------------------- */
/**
* @file slam_python.cpp
* @brief wraps slam classes into the slam submodule of gtsam python
* @author Ellon Paiva Mendes (LAAS-CNRS)
**/
/** TODOs Summary:
*
*/
#include <boost/python.hpp>
#include <gtsam/slam/PriorFactor.h>
#include <gtsam/slam/BetweenFactor.h>
#include <gtsam/geometry/Point3.h>
#include <gtsam/geometry/Rot3.h>
#include <gtsam/geometry/Pose3.h>
#include <gtsam/linear/NoiseModel.h>
using namespace boost::python;
using namespace gtsam;
// Prototypes used to perform overloading
// See: http://www.boost.org/doc/libs/1_59_0/libs/python/doc/tutorial/doc/html/python/functions.html
// *NONE*
// Wrap around pure virtual class NonlinearFactor.
// All pure virtual methods should be wrapped. Non-pure may be wrapped if we want to mimic the
// overloading through inheritance in Python.
// See: http://www.boost.org/doc/libs/1_59_0/libs/python/doc/tutorial/doc/html/python/exposing.html#python.class_virtual_functions
struct NonlinearFactorCallback : NonlinearFactor, wrapper<NonlinearFactor>
{
double error (const Values & values) const {
return this->get_override("error")(values);
}
size_t dim () const {
return this->get_override("dim")();
}
boost::shared_ptr<GaussianFactor> linearize(const Values & values) const {
return this->get_override("linearize")(values);
}
};
// Macro used to define templated factors
#define BETWEENFACTOR(VALUE) \
class_< BetweenFactor<VALUE>, bases<NonlinearFactor>, boost::shared_ptr< BetweenFactor<VALUE> > >("BetweenFactor"#VALUE) \
.def(init<Key,Key,VALUE,noiseModel::Base::shared_ptr>()) \
.def("measured", &BetweenFactor<VALUE>::measured, return_internal_reference<>()) \
;
#define PRIORFACTOR(VALUE) \
class_< PriorFactor<VALUE>, bases<NonlinearFactor>, boost::shared_ptr< PriorFactor<VALUE> > >("PriorFactor"#VALUE) \
.def(init<Key,VALUE,noiseModel::Base::shared_ptr>()) \
.def("prior", &PriorFactor<VALUE>::prior, return_internal_reference<>()) \
;
BOOST_PYTHON_MODULE(libslam_python)
{
class_<NonlinearFactorCallback,boost::noncopyable>("NonlinearFactor")
;
BETWEENFACTOR(Point3)
BETWEENFACTOR(Rot3)
BETWEENFACTOR(Pose3)
PRIORFACTOR(Point3)
PRIORFACTOR(Rot3)
PRIORFACTOR(Pose3)
}