cgal/NewKernel_d/include/CGAL/Kernel_d/Wrapper/Point_d.h

249 lines
6.4 KiB
C++

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