Reorganize directories

1 files changed, 0 insertions, 167 deletions

diff --git a/Source/FieldSolver/SpectralSolver/PsatdAlgorithm.cpp b/Source/FieldSolver/SpectralSolver/PsatdAlgorithm.cpp
deleted file mode 100644
index ada7506c3..000000000
--- a/Source/FieldSolver/SpectralSolver/PsatdAlgorithm.cpp
+++ /dev/null
@@ -1,167 +0,0 @@
-#include <PsatdAlgorithm.H>
-#include <WarpXConst.H>
-#include <cmath>
-
-using namespace amrex;
-
-/* \brief Initialize coefficients for the update equation */
-PsatdAlgorithm::PsatdAlgorithm(const SpectralKSpace& spectral_kspace,
-                         const DistributionMapping& dm,
-                         const int norder_x, const int norder_y,
-                         const int norder_z, const bool nodal, const Real dt)
-// Compute and assign the modified k vectors
-: modified_kx_vec(spectral_kspace.getModifiedKComponent(dm,0,norder_x,nodal)),
-#if (AMREX_SPACEDIM==3)
-  modified_ky_vec(spectral_kspace.getModifiedKComponent(dm,1,norder_y,nodal)),
-  modified_kz_vec(spectral_kspace.getModifiedKComponent(dm,2,norder_z,nodal))
-#else
-  modified_kz_vec(spectral_kspace.getModifiedKComponent(dm,1,norder_z,nodal))
-#endif
-{
-    const BoxArray& ba = spectral_kspace.spectralspace_ba;
-
-    // Allocate the arrays of coefficients
-    C_coef = SpectralCoefficients(ba, dm, 1, 0);
-    S_ck_coef = SpectralCoefficients(ba, dm, 1, 0);
-    X1_coef = SpectralCoefficients(ba, dm, 1, 0);
-    X2_coef = SpectralCoefficients(ba, dm, 1, 0);
-    X3_coef = SpectralCoefficients(ba, dm, 1, 0);
-
-    // Fill them with the right values:
-    // Loop over boxes and allocate the corresponding coefficients
-    // for each box owned by the local MPI proc
-    for (MFIter mfi(ba, dm); mfi.isValid(); ++mfi){
-
-        const Box& bx = ba[mfi];
-
-        // Extract pointers for the k vectors
-        const Real* modified_kx = modified_kx_vec[mfi].dataPtr();
-#if (AMREX_SPACEDIM==3)
-        const Real* modified_ky = modified_ky_vec[mfi].dataPtr();
-#endif
-        const Real* modified_kz = modified_kz_vec[mfi].dataPtr();
-        // Extract arrays for the coefficients
-        Array4<Real> C = C_coef[mfi].array();
-        Array4<Real> S_ck = S_ck_coef[mfi].array();
-        Array4<Real> X1 = X1_coef[mfi].array();
-        Array4<Real> X2 = X2_coef[mfi].array();
-        Array4<Real> X3 = X3_coef[mfi].array();
-
-        // Loop over indices within one box
-        ParallelFor(bx,
-        [=] AMREX_GPU_DEVICE(int i, int j, int k) noexcept
-        {
-            // Calculate norm of vector
-            const Real k_norm = std::sqrt(
-                std::pow(modified_kx[i], 2) +
-#if (AMREX_SPACEDIM==3)
-                std::pow(modified_ky[j], 2) +
-                std::pow(modified_kz[k], 2));
-#else
-                std::pow(modified_kz[j], 2));
-#endif
-
-            // Calculate coefficients
-            constexpr Real c = PhysConst::c;
-            constexpr Real ep0 = PhysConst::ep0;
-            if (k_norm != 0){
-                C(i,j,k) = std::cos(c*k_norm*dt);
-                S_ck(i,j,k) = std::sin(c*k_norm*dt)/(c*k_norm);
-                X1(i,j,k) = (1. - C(i,j,k))/(ep0 * c*c * k_norm*k_norm);
-                X2(i,j,k) = (1. - S_ck(i,j,k)/dt)/(ep0 * k_norm*k_norm);
-                X3(i,j,k) = (C(i,j,k) - S_ck(i,j,k)/dt)/(ep0 * k_norm*k_norm);
-            } else { // Handle k_norm = 0, by using the analytical limit
-                C(i,j,k) = 1.;
-                S_ck(i,j,k) = dt;
-                X1(i,j,k) = 0.5 * dt*dt / ep0;
-                X2(i,j,k) = c*c * dt*dt / (6.*ep0);
-                X3(i,j,k) = - c*c * dt*dt / (3.*ep0);
-            }
-        });
-    }
-};
-
-/* Advance the E and B field in spectral space (stored in `f`)
- * over one time step */
-void
-PsatdAlgorithm::pushSpectralFields(SpectralFieldData& f) const{
-
-    // Loop over boxes
-    for (MFIter mfi(f.fields); mfi.isValid(); ++mfi){
-
-        const Box& bx = f.fields[mfi].box();
-
-        // Extract arrays for the fields to be updated
-        Array4<Complex> fields = f.fields[mfi].array();
-        // Extract arrays for the coefficients
-        Array4<const Real> C_arr = C_coef[mfi].array();
-        Array4<const Real> S_ck_arr = S_ck_coef[mfi].array();
-        Array4<const Real> X1_arr = X1_coef[mfi].array();
-        Array4<const Real> X2_arr = X2_coef[mfi].array();
-        Array4<const Real> X3_arr = X3_coef[mfi].array();
-        // Extract pointers for the k vectors
-        const Real* modified_kx_arr = modified_kx_vec[mfi].dataPtr();
-#if (AMREX_SPACEDIM==3)
-        const Real* modified_ky_arr = modified_ky_vec[mfi].dataPtr();
-#endif
-        const Real* modified_kz_arr = modified_kz_vec[mfi].dataPtr();
-
-        // Loop over indices within one box
-        ParallelFor(bx,
-        [=] AMREX_GPU_DEVICE(int i, int j, int k) noexcept
-        {
-            // Record old values of the fields to be updated
-            using Idx = SpectralFieldIndex;
-            const Complex Ex_old = fields(i,j,k,Idx::Ex);
-            const Complex Ey_old = fields(i,j,k,Idx::Ey);
-            const Complex Ez_old = fields(i,j,k,Idx::Ez);
-            const Complex Bx_old = fields(i,j,k,Idx::Bx);
-            const Complex By_old = fields(i,j,k,Idx::By);
-            const Complex Bz_old = fields(i,j,k,Idx::Bz);
-            // Shortcut for the values of J and rho
-            const Complex Jx = fields(i,j,k,Idx::Jx);
-            const Complex Jy = fields(i,j,k,Idx::Jy);
-            const Complex Jz = fields(i,j,k,Idx::Jz);
-            const Complex rho_old = fields(i,j,k,Idx::rho_old);
-            const Complex rho_new = fields(i,j,k,Idx::rho_new);
-            // k vector values, and coefficients
-            const Real kx = modified_kx_arr[i];
-#if (AMREX_SPACEDIM==3)
-            const Real ky = modified_ky_arr[j];
-            const Real kz = modified_kz_arr[k];
-#else
-            constexpr Real ky = 0;
-            const Real kz = modified_kz_arr[j];
-#endif
-            constexpr Real c2 = PhysConst::c*PhysConst::c;
-            constexpr Real inv_ep0 = 1./PhysConst::ep0;
-            constexpr Complex I = Complex{0,1};
-            const Real C = C_arr(i,j,k);
-            const Real S_ck = S_ck_arr(i,j,k);
-            const Real X1 = X1_arr(i,j,k);
-            const Real X2 = X2_arr(i,j,k);
-            const Real X3 = X3_arr(i,j,k);
-
-            // Update E (see WarpX online documentation: theory section)
-            fields(i,j,k,Idx::Ex) = C*Ex_old
-                        + S_ck*(c2*I*(ky*Bz_old - kz*By_old) - inv_ep0*Jx)
-                        - I*(X2*rho_new - X3*rho_old)*kx;
-            fields(i,j,k,Idx::Ey) = C*Ey_old
-                        + S_ck*(c2*I*(kz*Bx_old - kx*Bz_old) - inv_ep0*Jy)
-                        - I*(X2*rho_new - X3*rho_old)*ky;
-            fields(i,j,k,Idx::Ez) = C*Ez_old
-                        + S_ck*(c2*I*(kx*By_old - ky*Bx_old) - inv_ep0*Jz)
-                        - I*(X2*rho_new - X3*rho_old)*kz;
-            // Update B (see WarpX online documentation: theory section)
-            fields(i,j,k,Idx::Bx) = C*Bx_old
-                        - S_ck*I*(ky*Ez_old - kz*Ey_old)
-                        +   X1*I*(ky*Jz     - kz*Jy);
-            fields(i,j,k,Idx::By) = C*By_old
-                        - S_ck*I*(kz*Ex_old - kx*Ez_old)
-                        +   X1*I*(kz*Jx     - kx*Jz);
-            fields(i,j,k,Idx::Bz) = C*Bz_old
-                        - S_ck*I*(kx*Ey_old - ky*Ex_old)
-                        +   X1*I*(kx*Jy     - ky*Jx);
-        });
-    }
-};