mirror of https://github.com/CGAL/cgal
249 lines
6.4 KiB
C++
249 lines
6.4 KiB
C++
#ifndef CGAL_WRAPPER_POINT_D_H
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#define CGAL_WRAPPER_POINT_D_H
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#include <CGAL/Origin.h>
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#include <CGAL/Kernel/mpl.h>
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#include <CGAL/representation_tags.h>
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#include <boost/static_assert.hpp>
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#include <boost/type_traits.hpp>
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#include <CGAL/Kernel/Return_base_tag.h>
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#include <CGAL/Dimension.h>
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#ifndef CGAL_CXX0X
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#include <boost/preprocessor/repetition.hpp>
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#endif
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#include <boost/utility/result_of.hpp>
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namespace CGAL {
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template <class R_>
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class Point_d : public Get_type<typename R_::Kernel_base, Point_tag>::type
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// Deriving won't work if the point is just a __m256d.
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// Test boost/std::is_class for instance
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{
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typedef typename Get_type<R_, RT_tag>::type RT_;
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typedef typename Get_type<R_, FT_tag>::type FT_;
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typedef typename R_::Kernel_base Kbase;
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typedef typename Get_type<R_, Vector_tag>::type Vector_;
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typedef typename Get_functor<Kbase, Construct_ttag<Point_tag> >::type CPBase;
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typedef typename Get_functor<Kbase, Compute_point_cartesian_coordinate_tag>::type CCBase;
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typedef Point_d Self;
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BOOST_STATIC_ASSERT((boost::is_same<Self, typename Get_type<R_, Point_tag>::type>::value));
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public:
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typedef Tag_true Is_wrapper;
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typedef typename R_::Default_ambient_dimension Ambient_dimension;
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typedef Dimension_tag<0> Feature_dimension;
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//typedef typename R_::Point_cartesian_const_iterator Cartesian_const_iterator;
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typedef typename Get_type<Kbase, Point_tag>::type Rep;
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const Rep& rep() const
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{
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return *this;
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}
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Rep& rep()
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{
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return *this;
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}
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typedef R_ R;
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#ifdef CGAL_CXX0X
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template<class...U,class=typename std::enable_if<!std::is_same<std::tuple<typename std::decay<U>::type...>,std::tuple<Point_d> >::value>::type> explicit Point_d(U&&...u)
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: Rep(CPBase()(std::forward<U>(u)...)){}
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// // called from Construct_point_d
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// template<class...U> explicit Point_d(Eval_functor&&,U&&...u)
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// : Rep(Eval_functor(), std::forward<U>(u)...){}
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template<class F,class...U> explicit Point_d(Eval_functor&&,F&&f,U&&...u)
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: Rep(std::forward<F>(f)(std::forward<U>(u)...)){}
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#if 0
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// the new standard may make this necessary
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Point_d(Point_d const&)=default;
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Point_d(Point_d &);//=default;
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Point_d(Point_d &&)=default;
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#endif
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// try not to use these
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Point_d(Rep const& v) : Rep(v) {}
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Point_d(Rep& v) : Rep(static_cast<Rep const&>(v)) {}
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Point_d(Rep&& v) : Rep(std::move(v)) {}
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// this one should be implicit
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Point_d(Origin const& v)
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: Rep(CPBase()(v)) {}
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Point_d(Origin& v)
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: Rep(CPBase()(v)) {}
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Point_d(Origin&& v)
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: Rep(CPBase()(std::move(v))) {}
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#else
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Point_d() : Rep(CPBase()()) {}
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Point_d(Rep const& v) : Rep(v) {} // try not to use it
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#define CODE(Z,N,_) template<BOOST_PP_ENUM_PARAMS(N,class T)> \
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explicit Point_d(BOOST_PP_ENUM_BINARY_PARAMS(N,T,const&t)) \
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: Rep(CPBase()( \
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BOOST_PP_ENUM_PARAMS(N,t))) {} \
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\
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template<class F,BOOST_PP_ENUM_PARAMS(N,class T)> \
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Point_d(Eval_functor,F const& f,BOOST_PP_ENUM_BINARY_PARAMS(N,T,const&t)) \
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: Rep(f(BOOST_PP_ENUM_PARAMS(N,t))) {}
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/*
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template<BOOST_PP_ENUM_PARAMS(N,class T)> \
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Point_d(Eval_functor,BOOST_PP_ENUM_BINARY_PARAMS(N,T,const&t)) \
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: Rep(Eval_functor(), BOOST_PP_ENUM_PARAMS(N,t)) {}
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*/
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BOOST_PP_REPEAT_FROM_TO(1,11,CODE,_)
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#undef CODE
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// this one should be implicit
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Point_d(Origin const& o)
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: Rep(CPBase()(o)) {}
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#endif
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typename boost::result_of<CCBase(Rep,int)>::type cartesian(int i)const{
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return CCBase()(rep(),i);
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}
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/*
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Direction_d direction() const
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{
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return R().construct_direction_d_object()(*this);
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}
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Vector_d transform(const Aff_transformation_d &t) const
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{
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return t.transform(*this);
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}
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Vector_d operator/(const RT& c) const
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{
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return R().construct_divided_vector_d_object()(*this,c);
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}
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Vector_d operator/(const typename First_if_different<FT_,RT>::Type & c) const
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{
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return R().construct_divided_vector_d_object()(*this,c);
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}
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typename Qualified_result_of<typename R::Compute_x_3, Vector_3>::type
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x() const
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{
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return R().compute_x_3_object()(*this);
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}
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typename Qualified_result_of<typename R::Compute_y_3, Vector_3>::type
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y() const
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{
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return R().compute_y_3_object()(*this);
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}
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typename Qualified_result_of<typename R::Compute_z_3, Vector_3>::type
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z() const
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{
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return R().compute_z_3_object()(*this);
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}
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typename Qualified_result_of<typename R::Compute_hx_3, Vector_3>::type
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hx() const
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{
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return R().compute_hx_3_object()(*this);
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}
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typename Qualified_result_of<typename R::Compute_hy_3, Vector_3>::type
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hy() const
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{
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return R().compute_hy_3_object()(*this);
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}
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typename Qualified_result_of<typename R::Compute_hz_3, Vector_3>::type
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hz() const
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{
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return R().compute_hz_3_object()(*this);
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}
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typename Qualified_result_of<typename R::Compute_hw_3, Vector_3>::type
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hw() const
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{
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return R().compute_hw_3_object()(*this);
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}
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typename Qualified_result_of<typename R::Compute_x_3, Vector_3>::type
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cartesian(int i) const
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{
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CGAL_kernel_precondition( (i == 0) || (i == 1) || (i == 2) );
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if (i==0) return x();
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if (i==1) return y();
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return z();
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}
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typename Qualified_result_of<typename R::Compute_hw_3, Vector_3>::type
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homogeneous(int i) const
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{
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CGAL_kernel_precondition( (i >= 0) || (i <= 3) );
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if (i==0) return hx();
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if (i==1) return hy();
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if (i==2) return hz();
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return hw();
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}
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int dimension() const // bad idea?
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{
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return rep.dimension();
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}
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typename Qualified_result_of<typename R::Compute_x_3, Vector_3>::type
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operator[](int i) const
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{
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return cartesian(i);
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}
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Cartesian_const_iterator cartesian_begin() const
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{
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return typename R::Construct_cartesian_const_iterator_3()(*this);
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}
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Cartesian_const_iterator cartesian_end() const
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{
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return typename R::Construct_cartesian_const_iterator_3()(*this,3);
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}
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typename Qualified_result_of<typename R::Compute_squared_length_3, Vector_3>::type
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squared_length() const
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{
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return R().compute_squared_length_3_object()(*this);
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}
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*/
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};
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#if 0
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template <class R_> Point_d<R_>::Point_d(Point_d &)=default;
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#endif
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//TODO: IO
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//template <class R_>
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//Vector_d<R_> operator+(const Vector_d<R_>& v,const Vector_d<R_>& w) const
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//{
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// return typename R::template Construct<Sum_of_vectors_tag>::type()(v,w);
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//}
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//
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//template <class R_>
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//Vector_d<R_> operator-(const Vector_d<R_>& v,const Vector_d<R_>& w) const
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//{
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// return typename R::template Construct<Difference_of_vectors_tag>::type()(v,w);
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//}
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} //namespace CGAL
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#endif // CGAL_WRAPPER_POINT_D_H
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