cpp/motions/base.h

//
// Created by dominik on 8/12/24.
//

#ifndef RWSIM_MOTIONBASE_H
#define RWSIM_MOTIONBASE_H

#include "coordinates.h"
#include <random>
#include <unordered_map>

class Motion {
public:
    virtual ~Motion() = default;

    Motion(std::string, double, double, std::mt19937_64&);
    explicit Motion(std::string, std::mt19937_64&);

    SphericalPos draw_position();
    [[nodiscard]] double omega_q(double, double) const;
    [[nodiscard]] double omega_q(const SphericalPos&) const;

    virtual void initialize() = 0;
    virtual double jump() = 0;

    virtual void setParameters(const std::unordered_map<std::string, double>&);

    [[nodiscard]] double getDelta() const { return m_delta; }
    void setDelta(const double delta) { m_delta = delta; }
    [[nodiscard]] double getEta() const { return m_eta; }
    void setEta(const double eta) { m_eta = eta; }
    [[nodiscard]] std::string getName() const { return m_name; }

    static Motion* createFromInput(const std::string& input, std::mt19937_64& rng);

protected:
    std::string m_name{"Base motion"};
    double m_delta{1.};
    double m_eta{0.};
    std::mt19937_64& m_rng;
    std::uniform_real_distribution<> m_uni_dist;
};

std::ostream& operator<<(std::ostream& os, const Motion& m);

#endif //RWSIM_MOTIONBASE_H