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#include "WarpXAlgorithmSelection.H"
#ifdef WARPX_DIM_RZ
#include "FiniteDifferenceAlgorithms/CylindricalYeeAlgorithm.H"
#else
#include "FiniteDifferenceAlgorithms/YeeAlgorithm.H"
#include "FiniteDifferenceAlgorithms/CKCAlgorithm.H"
#include "FiniteDifferenceAlgorithms/NodalAlgorithm.H"
#endif
#include "FiniteDifferenceSolver.H"
#include "WarpX.H"
// Constructor
FiniteDifferenceSolver::FiniteDifferenceSolver (
int const fdtd_algo,
std::array<amrex::Real,3> cell_size,
bool do_nodal ) {
// Register the type of finite-difference algorithm
m_fdtd_algo = fdtd_algo;
m_do_nodal = do_nodal;
// Calculate coefficients of finite-difference stencil
#ifdef WARPX_DIM_RZ
m_dr = cell_size[0];
m_nmodes = WarpX::GetInstance().n_rz_azimuthal_modes;
m_rmin = WarpX::GetInstance().Geom(0).ProbLo(0);
if (fdtd_algo == MaxwellSolverAlgo::Yee) {
CylindricalYeeAlgorithm::InitializeStencilCoefficients( cell_size,
stencil_coefs_r, stencil_coefs_z );
#else
if (do_nodal) {
NodalAlgorithm::InitializeStencilCoefficients( cell_size,
stencil_coefs_x, stencil_coefs_y, stencil_coefs_z );
} else if (fdtd_algo == MaxwellSolverAlgo::Yee) {
YeeAlgorithm::InitializeStencilCoefficients( cell_size,
stencil_coefs_x, stencil_coefs_y, stencil_coefs_z );
} else if (fdtd_algo == MaxwellSolverAlgo::CKC) {
CKCAlgorithm::InitializeStencilCoefficients( cell_size,
stencil_coefs_x, stencil_coefs_y, stencil_coefs_z );
#endif
} else {
amrex::Abort("Unknown algorithm");
}
};
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