// Description: Distance between two lines
#ifndef PASTELGEOMETRY_DISTANCE_LINE_LINE_H
#define PASTELGEOMETRY_DISTANCE_LINE_LINE_H
#include "pastel/sys/mytypes.h"
#include "pastel/sys/vector.h"
#include "pastel/geometry/shape/line.h"
#include "pastel/geometry/closest/closest_line_line.h"
#include "pastel/math/norm/euclidean_norm.h"
namespace Pastel
{
//! Euclidean distance between two lines.
template <typename Real, int N>
auto distance2(
const Line<Real, N>& aLine,
const Line<Real, N>& bLine)
{
auto norm = Euclidean_Norm<Real>();
const Tuple<Real, 2> uv = closest(aLine, bLine);
return norm[dot(aLine.at(uv[0]) - bLine.at(uv[1]))];
}
}
#endif