PsatdAlgorithm.H

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/* Copyright 2019 Maxence Thevenet, Remi Lehe, Revathi Jambunathan, Edoardo Zoni
 *
 *
 * This file is part of WarpX.
 *
 * License: BSD-3-Clause-LBNL
 */
#ifndef WARPX_PSATD_ALGORITHM_H_
#define WARPX_PSATD_ALGORITHM_H_

#include "SpectralBaseAlgorithm.H"


#if WARPX_USE_PSATD

class PsatdAlgorithm : public SpectralBaseAlgorithm
{

    public:
        PsatdAlgorithm(const SpectralKSpace& spectral_kspace,
                         const amrex::DistributionMapping& dm,
                         const int norder_x, const int norder_y,
                         const int norder_z, const bool nodal,
                         const amrex::Real dt,
                         const bool update_with_rho);
        // Redefine functions from base class
        virtual void pushSpectralFields(SpectralFieldData& f) const override final;
        virtual int getRequiredNumberOfFields() const override final {
            return SpectralFieldIndex::n_fields;
        }

        void InitializeSpectralCoefficients(const SpectralKSpace& spectral_kspace,
                                    const amrex::DistributionMapping& dm,
                                    const amrex::Real dt);

        virtual void CurrentCorrection (SpectralFieldData& field_data,
                                        std::array<std::unique_ptr<amrex::MultiFab>,3>& current,
                                        const std::unique_ptr<amrex::MultiFab>& rho) override final;

        virtual void VayDeposition (SpectralFieldData& field_data,
                                    std::array<std::unique_ptr<amrex::MultiFab>,3>& current) override final;

    private:
        SpectralRealCoefficients C_coef, S_ck_coef, X1_coef, X2_coef, X3_coef;
        amrex::Real m_dt;
        bool m_update_with_rho;
};

#endif // WARPX_USE_PSATD
#endif // WARPX_PSATD_ALGORITHM_H_