Resampling.H

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/* Copyright 2019-2020 Neil Zaim
 *
 * This file is part of WarpX.
 *
 * License: BSD-3-Clause-LBNL
 */
#ifndef WARPX_RESAMPLING_H_
#define WARPX_RESAMPLING_H_

#include "ResamplingTrigger.H"

class WarpXParIter; // forward declaration
class WarpXParticleContainer; // forward declaration

struct ResamplingAlgorithm
{
    virtual void operator() (WarpXParIter& /*pti*/, const int /*lev*/, WarpXParticleContainer */*pc*/) const = 0;

    virtual ~ResamplingAlgorithm () =  default;
};

class Resampling
{
public:

    Resampling () = default;

    Resampling (const std::string species_name);

    bool triggered (const int timestep, const amrex::Real global_numparts) const;

    void operator() (WarpXParIter& pti, const int lev, WarpXParticleContainer * const pc) const;

private:
    ResamplingTrigger m_resampling_trigger;
    std::unique_ptr<ResamplingAlgorithm> m_resampling_algorithm;
};

#endif //WARPX_RESAMPLING_H_