74 lines
		
	
	
		
			3.3 KiB
		
	
	
	
		
			C++
		
	
	
			
		
		
	
	
			74 lines
		
	
	
		
			3.3 KiB
		
	
	
	
		
			C++
		
	
	
/* ----------------------------------------------------------------------------
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 * GTSAM Copyright 2010, Georgia Tech Research Corporation,
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 * Atlanta, Georgia 30332-0415
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 * All Rights Reserved
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 * Authors: Frank Dellaert, et al. (see THANKS for the full author list)
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 * See LICENSE for the license information
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 * -------------------------------------------------------------------------- */
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/**
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 * @brief wraps PinholeCamera classes to python
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 * @author Ellon Paiva Mendes (LAAS-CNRS)
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 **/
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#include <boost/python.hpp>
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#define NO_IMPORT_ARRAY
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#include <numpy_eigen/NumpyEigenConverter.hpp>
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#include "gtsam/geometry/PinholeCamera.h"
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#include "gtsam/geometry/Cal3_S2.h"
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using namespace boost::python;
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using namespace gtsam;
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typedef PinholeBaseK<Cal3_S2> PinholeBaseKCal3_S2;
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// Wrapper on PinholeBaseK<Cal3_S2> because it has pure virtual method calibration()
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struct PinholeBaseKCal3_S2Callback : PinholeBaseKCal3_S2, wrapper<PinholeBaseKCal3_S2>
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{
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  const Cal3_S2 & calibration () const {
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    return this->get_override("calibration")();
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  }
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};
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BOOST_PYTHON_MEMBER_FUNCTION_OVERLOADS(project_overloads, PinholeBaseKCal3_S2::project, 1, 4)
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BOOST_PYTHON_MEMBER_FUNCTION_OVERLOADS(range_overloads, PinholeBaseKCal3_S2::range, 1, 3)
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// Function pointers to disambiguate project() calls
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Point2  (PinholeBaseKCal3_S2::*project1) (const Point3 &pw, OptionalJacobian< 2, 6 > Dpose, OptionalJacobian< 2, 3 > Dpoint, OptionalJacobian< 2, FixedDimension<Cal3_S2>::value > Dcal) const = &PinholeBaseKCal3_S2::project;
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Point2  (PinholeBaseKCal3_S2::*project2) (const Unit3 &pw,  OptionalJacobian< 2, 6 > Dpose, OptionalJacobian< 2, 2 > Dpoint, OptionalJacobian< 2, FixedDimension<Cal3_S2>::value > Dcal) const = &PinholeBaseKCal3_S2::project;
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// function pointers to disambiguate range() calls
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double (PinholeBaseKCal3_S2::*range1) (const Point3 &point, OptionalJacobian< 1, 6 > Dcamera, OptionalJacobian< 1, 3 > Dpoint) const = &PinholeBaseKCal3_S2::range;
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double (PinholeBaseKCal3_S2::*range2) (const Pose3 &pose,   OptionalJacobian< 1, 6 > Dcamera, OptionalJacobian< 1, 6 > Dpose)  const = &PinholeBaseKCal3_S2::range;
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double (PinholeBaseKCal3_S2::*range3) (const CalibratedCamera &camera, OptionalJacobian< 1, 6 > Dcamera, OptionalJacobian< 1, 6 > Dother) const = &PinholeBaseKCal3_S2::range;
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// wrap projectSafe in a function that returns None or a tuple
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// TODO(frank): find out how to return an ndarray instead
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object project_safe(const PinholeBaseKCal3_S2& camera, const gtsam::Point3& p) {
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  auto result = camera.projectSafe(p);
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  if (result.second)
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    return make_tuple(result.first.x(), result.first.y());
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  else
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    return object();
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}
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void exportPinholeBaseK() {
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  class_<PinholeBaseKCal3_S2Callback, boost::noncopyable>("PinholeBaseKCal3_S2", no_init)
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      .def("calibration", pure_virtual(&PinholeBaseKCal3_S2::calibration),
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           return_value_policy<copy_const_reference>())
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      .def("project_safe", make_function(project_safe))
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      .def("project", project1, project_overloads())
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      .def("project", project2, project_overloads())
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      .def("backproject", &PinholeBaseKCal3_S2::backproject)
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      .def("backproject_point_at_infinity", &PinholeBaseKCal3_S2::backprojectPointAtInfinity)
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      .def("range", range1, range_overloads())
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      .def("range", range2, range_overloads())
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      .def("range", range3, range_overloads());
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}
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