StateSnap.h

/*
 *     StateSnap - A module or Orbiter to periodically make scenario snapshots.
 *     Copyright (C) 2022  Thymo van Beers
 *
 *     This program is free software; you can redistribute it and/or modify
 *     it under the terms of the GNU General Public License as published by
 *     the Free Software Foundation; either version 2 of the License, or
 *     (at your option) any later version.
 *
 *     This program is distributed in the hope that it will be useful,
 *     but WITHOUT ANY WARRANTY; without even the implied warranty of
 *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *     GNU General Public License for more details.
 *
 *     You should have received a copy of the GNU General Public License along
 *     with this program; if not, write to the Free Software Foundation, Inc.,
 *     51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 */

#ifndef STATESNAP_STATESNAP_H
#define STATESNAP_STATESNAP_H

#include "Orbitersdk.h"
#include <thread>
#include <mutex>

class StateSnap : public oapi::Module {
public:
    StateSnap(HINSTANCE hDLL);
    ~StateSnap() = default;

    void Runnable();

    void clbkSimulationStart(RenderMode mode) override;
    void clbkSimulationEnd() override;
    void clbkPostStep(double simt, double simdt, double mjd) override;

private:
    char *filename;
    int interval; // save interval in minutes

    std::thread saveThread;
    std::atomic<bool> threadExit;
    std::atomic<bool> saveNeeded = false;
    std::mutex mutex;
    std::condition_variable cv;
};

#endif //STATESNAP_STATESNAP_H