LevelingThinning.H

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/* Copyright 2019-2020 Neil Zaim
 *
 * This file is part of WarpX.
 *
 * License: BSD-3-Clause-LBNL
 */
#ifndef WARPX_LEVELING_THINNING_H_
#define WARPX_LEVELING_THINNING_H_
 
#include "Resampling.H"
 
#include "Particles/WarpXParticleContainer_fwd.H"
 
#include <AMReX_Geometry.H>
#include <AMReX_REAL.H>
 
#include <string>

class LevelingThinning: public ResamplingAlgorithm {
public:

    LevelingThinning () = default;

    LevelingThinning (const std::string& species_name);

    void BackwardCompatibility (const std::string& species_name );

    void operator() (
        const amrex::Geometry& geom_lev, WarpXParIter& pti,
        int lev, WarpXParticleContainer* pc) const final;
 
private:
    amrex::Real m_target_ratio = amrex::Real(1.5);
    int m_min_ppc = 1;
};
 
 
#endif //WARPX_LEVELING_THINNING_H_