closest_segment_segment.h

// Description: Closest points between line segments

#ifndef PASTELGEOMETRY_CLOSEST_SEGMENT_SEGMENT_H
#define PASTELGEOMETRY_CLOSEST_SEGMENT_SEGMENT_H

#include "pastel/geometry/shape/segment.h"

namespace Pastel
{

    //! Computes closest points between line segments.
    /*!
   Preconditions:
   aSegment.n() == bSegment.n()

   Time complexity:
   O(n), where n is the dimension.

   Returns:
   Parameters (s, t) such that 'aSegment.at(s)' and
   'bSegment.at(t)' are closest points.
   */
    template <typename Real, integer N>
    Tuple<Real, 2> closest(
        const Segment<Real, N>& aSegment,
        const Segment<Real, N>& bSegment);

}

#include "pastel/geometry/closest/closest_segment_segment.hpp"

#endif