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Diffstat (limited to 'Source/FieldSolver/SpectralSolver/SpectralAlgorithms/GalileanPsatdAlgorithmRZ.H')
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1 files changed, 72 insertions, 0 deletions
diff --git a/Source/FieldSolver/SpectralSolver/SpectralAlgorithms/GalileanPsatdAlgorithmRZ.H b/Source/FieldSolver/SpectralSolver/SpectralAlgorithms/GalileanPsatdAlgorithmRZ.H new file mode 100644 index 000000000..3c8d3d60e --- /dev/null +++ b/Source/FieldSolver/SpectralSolver/SpectralAlgorithms/GalileanPsatdAlgorithmRZ.H @@ -0,0 +1,72 @@ +/* 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); + // 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; + + SpectralRealCoefficients C_coef, S_ck_coef; + SpectralComplexCoefficients Theta2_coef, X1_coef, X2_coef, X3_coef, X4_coef; + +}; + +#endif // WARPX_GALILEAN_PSATD_ALGORITHM_RZ_H_ |