cpp/motions/tetrahedral.h

//
// Created by dominik on 8/16/24.
//

#ifndef RWSIM_MOTIONTETRAHEDRAL_H
#define RWSIM_MOTIONTETRAHEDRAL_H

#include "base.h"
#include <random>
#include <cmath>
#include <array>

class TetrahedralJump final : public Motion {
public:
    TetrahedralJump(double, double, std::mt19937_64&);
    explicit TetrahedralJump(std::mt19937_64&);

    void initialize() override;
    double jump() override;

private:
    const double m_beta{std::acos(-1/3.)};
    const double m_cos_beta{-1./3.};
    const double m_sin_beta{ 2. * std::sqrt(2.)/3. };

    std::array<double, 4> m_corners{};
    int m_corner_idx{0};

    std::uniform_int_distribution<> m_chooser{1, 3};

};


#endif //RWSIM_MOTIONTETRAHEDRAL_H