/*
 * This file is part of the GROMACS molecular simulation package.
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 * and the project initiators Erik Lindahl, Berk Hess and David van der Spoel.
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/*! \inpublicapi \file
 * \brief
 * Implements nblib SimulationState
 *
 * \author Berk Hess <hess@kth.se>
 * \author Victor Holanda <victor.holanda@cscs.ch>
 * \author Joe Jordan <ejjordan@kth.se>
 * \author Prashanth Kanduri <kanduri@cscs.ch>
 * \author Sebastian Keller <keller@cscs.ch>
 * \author Artem Zhmurov <zhmurov@gmail.com>
 */
#ifndef NBLIB_SIMULATIONSTATE_IMPL_H
#define NBLIB_SIMULATIONSTATE_IMPL_H

namespace nblib
{

class SimulationState::Impl final
{
public:
    //! Constructor
    Impl(const std::vector<Vec3>& coordinates,
         const std::vector<Vec3>& velocities,
         const std::vector<Vec3>& forces,
         const Box&               box,
         Topology                 topology);

    //! Returns topology of the current state
    const Topology& topology() const;

    //! Returns the box
    Box box() const;

    //! Returns a vector of particle coordinates
    std::vector<Vec3>& coordinates();

    //! Returns a vector of particle velocities
    std::vector<Vec3>& velocities();

    //! Returns a vector of forces
    std::vector<Vec3>& forces();

private:
    std::vector<Vec3> coordinates_ = {};
    std::vector<Vec3> velocities_  = {};
    std::vector<Vec3> forces_      = {};
    Box               box_;
    Topology          topology_;
};

} // namespace nblib

#endif // NBLIB_SIMULATIONSTATE_IMPL_H
