transform.hpp

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//
// Copyright (c) 2019 INRIA
//
 
#ifndef __pinocchio_python_collision_fcl_transform_hpp__
#define __pinocchio_python_collision_fcl_transform_hpp__
 
#include "pinocchio/spatial/se3.hpp"
#include <hpp/fcl/math/transform.h>
 
namespace boost
{
  namespace python
  {
    namespace converter
    {
 
      template<typename Scalar, int Options>
      struct implicit<::hpp::fcl::Transform3f, ::pinocchio::SE3Tpl<Scalar, Options>>
      {
        typedef ::hpp::fcl::Transform3f Source;
        typedef ::pinocchio::SE3Tpl<Scalar, Options> Target;
 
        static void * convertible(PyObject * obj)
        {
          // Find a converter which can produce a Source instance from
          // obj. The user has told us that Source can be converted to
          // Target, and instantiating construct() below, ensures that
          // at compile-time.
          return implicit_rvalue_convertible_from_python(obj, registered<Source>::converters) ? obj
                                                                                              : 0;
        }
 
        static void construct(PyObject * obj, rvalue_from_python_stage1_data * data)
        {
          void * storage =
            reinterpret_cast<rvalue_from_python_storage<Target> *>(reinterpret_cast<void *>(data))
              ->storage.bytes;
 
          arg_from_python<Source> get_source(obj);
          bool convertible = get_source.convertible();
          BOOST_VERIFY(convertible);
 
          const Source & t = get_source();
          new (storage) Target(t.getRotation(), t.getTranslation());
 
          // record successful construction
          data->convertible = storage;
        }
      };
 
      template<typename Scalar, int Options>
      struct implicit<::pinocchio::SE3Tpl<Scalar, Options>, ::hpp::fcl::Transform3f>
      {
        typedef ::pinocchio::SE3Tpl<Scalar, Options> Source;
        typedef ::hpp::fcl::Transform3f Target;
 
        static void * convertible(PyObject * obj)
        {
          // Find a converter which can produce a Source instance from
          // obj. The user has told us that Source can be converted to
          // Target, and instantiating construct() below, ensures that
          // at compile-time.
          return implicit_rvalue_convertible_from_python(obj, registered<Source>::converters) ? obj
                                                                                              : 0;
        }
 
        static void construct(PyObject * obj, rvalue_from_python_stage1_data * data)
        {
          void * storage =
            reinterpret_cast<rvalue_from_python_storage<Target> *>(reinterpret_cast<void *>(data))
              ->storage.bytes;
 
          arg_from_python<Source> get_source(obj);
          bool convertible = get_source.convertible();
          BOOST_VERIFY(convertible);
 
          const Source & M = get_source();
          new (storage) Target(M.rotation(), M.translation());
 
          // record successful construction
          data->convertible = storage;
        }
      };
 
    } // namespace converter
  } // namespace python
} // namespace boost
 
#endif // ifndef __pinocchio_python_collision_fcl_transform_hpp__