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Introduce Curve_base<T,dim>

This commit is contained in:
Andreas Fabri 2024-09-17 17:10:37 +01:00
parent 7d8c8f68bf
commit 54ab4975e8
1 changed files with 53 additions and 39 deletions
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92
Frechet_distance/include/CGAL/Frechet_distance/internal/curve.h
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@ -60,16 +60,59 @@ double length_of_diagonal(const Bbox<Dimension_tag<N>,T>& bb)
// TODO: Clean up Curve // TODO: Clean up Curve
template <typename T, int dim>
struct Curve_base
{
using distance_t = Interval_nt<false>;
using iKernel = Kernel_d_interface<Cartesian_base_d<distance_t,Dimension_tag<dim>>> ;
using Point = typename iKernel::Point_d;
using Bbox = Bbox<Dimension_tag<dim>,double>;
using Construct_bbox = typename iKernel::Construct_bbox_d;
using Squared_distance = typename iKernel::Squared_distance_d;
using Difference_of_points = typename iKernel::Difference_of_points_d;
using Scaled_vector = typename iKernel::Scaled_vector_d;
using Translated_point = typename iKernel::Translated_point_d;
};
template <typename T>
struct Curve_base<T,2>
{
using distance_t = CGAL::Interval_nt<false>;
using iKernel = CGAL::Simple_cartesian<distance_t>;
using Point = typename iKernel::Point_2;
using Bbox = Bbox_2;
using Construct_bbox = typename iKernel::Construct_bbox_2;
using Squared_distance = typename iKernel::Compute_squared_distance_2;
using Difference_of_points = typename iKernel::Construct_vector_2;
using Scaled_vector = typename iKernel::Construct_scaled_vector_2;
using Translated_point = typename iKernel::Consgtruct_translated_point_2;
};
template <typename T>
struct Curve_base<T,3>
{
using distance_t = CGAL::Interval_nt<false>;
using iKernel = CGAL::Simple_cartesian<distance_t>;
using Point = typename iKernel::Point_3;
using Bbox = Bbox_3;
using Construct_bbox = typename iKernel::Construct_bbox_3;
using Squared_distance = typename iKernel::Compute_squared_distance_3;
using Difference_of_points = typename iKernel::Construct_vector_3;
using Scaled_vector = typename iKernel::Construct_scaled_vector_3;
using Translated_point = typename iKernel::Consgtruct_translated_point_3;
};
/*! /*!
* \ingroup PkgFrechetDistanceFunctions * \ingroup PkgFrechetDistanceFunctions
* A class representing a trajectory. Additionally to the points given in the * A class representing a trajectory. Additionally to the points given in the
* input file, we also store the length of any prefix of the trajectory. * input file, we also store the length of any prefix of the trajectory.
*/ */
template <typename T> template <typename T>
class Curve class Curve : public Curve_base<T, T::dimension>
{ {
public: public:
using K = typename T::Kernel; using K = typename T::Kernel;
using Base = Curve_base<T, T::dimension>;
using Self = Curve<T>; using Self = Curve<T>;
static auto get_is_filtered() static auto get_is_filtered()
@ -109,51 +152,22 @@ public:
static constexpr int dimension = T::dimension; static constexpr int dimension = T::dimension;
using distance_t = CGAL::Interval_nt<false>; using distance_t = CGAL::Interval_nt<false>;
using iKernel = std::conditional_t<(dimension == 2) || (dimension == 3),
CGAL::Simple_cartesian<distance_t>,
CGAL::Kernel_d_interface<Cartesian_base_d<distance_t,Dimension_tag<dimension>>>>;
using Point = std::conditional_t<(dimension == 2), using iKernel = typename Base::iKernel;
typename iKernel::Point_2 ,
std::conditional_t<(dimension == 3),
typename iKernel::Point_3,
typename iKernel::Point_d>>;
using Bbox = std::conditional_t<(dimension == 2), using Point = typename Base::Point;
Bbox_2,
std::conditional_t<(dimension == 3),
Bbox_3,
Bbox<Dimension_tag<dimension>,double>>>;
using Construct_bbox = std::conditional_t<(dimension == 2), using Bbox = typename Base::Bbox;
typename iKernel::Construct_bbox_2,
std::conditional_t<(dimension == 3),
typename iKernel::Construct_bbox_3,
typename iKernel::Construct_bbox_d>>;
using Squared_distance = std::conditional_t<(dimension == 2), using Construct_bbox = typename Base::Construct_bbox;
typename iKernel::Compute_squared_distance_2,
std::conditional_t<(dimension == 3),
typename iKernel::Compute_squared_distance_3,
typename iKernel::Squared_distance_d>>;
using Difference_of_points = std::conditional_t<(dimension == 2), using Squared_distance = typename Base::Squared_distance;
typename iKernel::Construct_vector_2,
std::conditional_t<(dimension == 3),
typename iKernel::Construct_vector_3,
typename iKernel::Difference_of_points_d>>;
using Scaled_vector = std::conditional_t<(dimension == 2), using Difference_of_points = typename Base::Difference_of_points;
typename iKernel::Construct_scaled_vector_2,
std::conditional_t<(dimension == 3),
typename iKernel::Construct_scaled_vector_3,
typename iKernel::Scaled_vector_d>>;
using Translated_point = std::conditional_t<(dimension == 2), using Scaled_vector = typename Base::Scaled_vector;
typename iKernel::Construct_translated_point_2,
std::conditional_t<(dimension == 3), using Translated_point = typename Base::Translated_point;
typename iKernel::Construct_translated_point_3,
typename iKernel::Translated_point_d>>;
using PointID = ID<Point>; using PointID = ID<Point>;
using Points = std::vector<Point>; using Points = std::vector<Point>;