OBB.h

#pragma once

#include <array>
#include <vector>

#include <Eigen/Core>

namespace Euclid
{
template<typename Kernel>
class OBB
{
public:
    using Point_3 = typename Kernel::Point_3;
    using Vector_3 = typename Kernel::Vector_3;
    using FT = typename Kernel::FT;

public:
    void build(const std::vector<FT>& positions);

    template<typename ForwardIterator, typename VPMap>
    void build(ForwardIterator first, ForwardIterator beyond, VPMap vpmap);

    template<typename Derived>
    void build(const Eigen::MatrixBase<Derived>& v);

    Point_3 center() const;

    Vector_3 axis(int n) const;

    FT length(int n) const;

private:
    template<typename Derived>
    void _build(const Eigen::MatrixBase<Derived>& points);

private:
    Point_3 _center;
    std::array<Vector_3, 3> _directions;
};

} // namespace Euclid

#include "src/OBB.cpp"