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/* Copyright 2019 David Grote
*
* This file is part of WarpX.
*
* License: BSD-3-Clause-LBNL
*/
#ifndef WARPX_GALILEAN_PSATD_ALGORITHM_RZ_H_
#define WARPX_GALILEAN_PSATD_ALGORITHM_RZ_H_
#include "SpectralBaseAlgorithmRZ.H"
/* \brief Class that updates the field in spectral space
* and stores the coefficients of the corresponding update equation.
*/
class GalileanPsatdAlgorithmRZ : public SpectralBaseAlgorithmRZ
{
public:
GalileanPsatdAlgorithmRZ (SpectralKSpaceRZ const & spectral_kspace,
amrex::DistributionMapping const & dm,
int const n_rz_azimuthal_modes, int const norder_z,
bool const nodal,
const amrex::Array<amrex::Real,3>& v_galilean,
amrex::Real const dt_step,
bool const update_with_rho);
// Redefine functions from base class
virtual void pushSpectralFields (SpectralFieldDataRZ & f) override final;
virtual int getRequiredNumberOfFields () const override final {
return SpectralFieldIndex::n_fields;
}
void InitializeSpectralCoefficients (SpectralFieldDataRZ const & f);
/**
* \brief Virtual function for current correction in Fourier space
* This function overrides the virtual function \c CurrentCorrection in the
* base class \c SpectralBaseAlgorithmRZ (qualifier \c override) and cannot be
* overridden by further derived classes (qualifier \c final).
*
* \param[in,out] field_data all fields in Fourier space
* \param[in,out] current two-dimensional array of unique pointers to MultiFab
* storing the three components of the current density
* \param[in] rho unique pointer to MultiFab storing the charge density
*/
virtual void CurrentCorrection ( SpectralFieldDataRZ& field_data,
std::array<std::unique_ptr<amrex::MultiFab>,3>& current,
const std::unique_ptr<amrex::MultiFab>& rho ) override final;
/**
* \brief Virtual function for Vay current deposition in Fourier space
* This function overrides the virtual function \c VayDeposition in the
* base class \c SpectralBaseAlgorithmRZ and cannot be overridden by further
* derived classes.
*
* \param[in,out] field_data All fields in Fourier space
* \param[in,out] current Array of unique pointers to \c MultiFab storing
* the three components of the current density
*/
virtual void VayDeposition (SpectralFieldDataRZ& field_data,
std::array<std::unique_ptr<amrex::MultiFab>,3>& current) override final;
private:
bool coefficients_initialized;
// Note that dt and v_galilean are saved to use in InitializeSpectralCoefficients
amrex::Real const m_dt;
amrex::Array<amrex::Real,3> m_v_galilean;
bool m_update_with_rho;
SpectralRealCoefficients C_coef, S_ck_coef;
SpectralComplexCoefficients Theta2_coef, T_rho_coef, X1_coef, X2_coef, X3_coef, X4_coef;
};
#endif // WARPX_GALILEAN_PSATD_ALGORITHM_RZ_H_
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