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/* Copyright 2019 Maxence Thevenet, Remi Lehe, Revathi Jambunathan
*
*
* This file is part of WarpX.
*
* License: BSD-3-Clause-LBNL
*/
#ifndef WARPX_PSATD_ALGORITHM_H_
#define WARPX_PSATD_ALGORITHM_H_
#include <SpectralBaseAlgorithm.H>
/**
* \brief Class that updates the field in spectral space
* and stores the coefficients of the corresponding update equation.
*/
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);
// 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);
private:
SpectralCoefficients C_coef, S_ck_coef, X1_coef, X2_coef, X3_coef;
};
#endif // WARPX_PSATD_ALGORITHM_H_
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