diff options
Diffstat (limited to 'Source/FieldSolver/SpectralSolver/SpectralFieldData.cpp')
| -rw-r--r-- | Source/FieldSolver/SpectralSolver/SpectralFieldData.cpp | 39 |
1 files changed, 32 insertions, 7 deletions
diff --git a/Source/FieldSolver/SpectralSolver/SpectralFieldData.cpp b/Source/FieldSolver/SpectralSolver/SpectralFieldData.cpp index 7d712ba03..68c9b7078 100644 --- a/Source/FieldSolver/SpectralSolver/SpectralFieldData.cpp +++ b/Source/FieldSolver/SpectralSolver/SpectralFieldData.cpp @@ -94,6 +94,15 @@ void SpectralFieldData::ForwardTransform( const MultiFab& mf, const int field_index, const int i_comp ) { + // Check field index type, in order to apply proper shift in spectral space + const bool is_nodal_x = mf.is_nodal(0); +#if (AMREX_SPACEDIM == 3) + const bool is_nodal_y = mf.is_nodal(1); + const bool is_nodal_z = mf.is_nodal(2); +#else + const bool is_nodal_z = mf.is_nodal(1); +#endif + // Loop over boxes for ( MFIter mfi(mf); mfi.isValid(); ++mfi ){ @@ -128,10 +137,24 @@ SpectralFieldData::ForwardTransform( const MultiFab& mf, SpectralField& field = getSpectralField( field_index ); Array4<Complex> field_arr = field[mfi].array(); Array4<const Complex> tmp_arr = tmpSpectralField[mfi].array(); + const Complex* xshift_C2N_arr = xshift_C2N[mfi].dataPtr(); +#if (AMREX_SPACEDIM == 3) + const Complex* yshift_C2N_arr = yshift_C2N[mfi].dataPtr(); +#endif + const Complex* zshift_C2N_arr = zshift_C2N[mfi].dataPtr(); + // Loop over indices within one box const Box spectralspace_bx = tmpSpectralField[mfi].box(); ParallelFor( spectralspace_bx, [=] AMREX_GPU_DEVICE(int i, int j, int k) noexcept { - field_arr(i,j,k) = tmp_arr(i,j,k); + Complex spectral_field_value = field_arr(i,j,k); + // Apply proper shift in each dimension + if (is_nodal_x==false) spectral_field_value *= xshift_C2N_arr[i]; +#if (AMREX_SPACEDIM == 3) + if (is_nodal_y==false) spectral_field_value *= yshift_C2N_arr[j]; +#endif + if (is_nodal_z==false) spectral_field_value *= zshift_C2N_arr[k]; + // Copy field into temporary array + field_arr(i,j,k) = spectral_field_value; }); } } @@ -162,20 +185,22 @@ SpectralFieldData::BackwardTransform( MultiFab& mf, SpectralField& field = getSpectralField( field_index ); Array4<const Complex> field_arr = field[mfi].array(); Array4<Complex> tmp_arr = tmpSpectralField[mfi].array(); - const Complex* xshift_C2N_arr = xshift_C2N[mfi].dataPtr(); - const Complex* yshift_C2N_arr = yshift_C2N[mfi].dataPtr(); - const Complex* zshift_C2N_arr = zshift_C2N[mfi].dataPtr(); + const Complex* xshift_N2C_arr = xshift_N2C[mfi].dataPtr(); +#if (AMREX_SPACEDIM == 3) + const Complex* yshift_N2C_arr = yshift_N2C[mfi].dataPtr(); +#endif + const Complex* zshift_N2C_arr = zshift_N2C[mfi].dataPtr(); // Loop over indices within one box const Box spectralspace_bx = tmpSpectralField[mfi].box(); ParallelFor( spectralspace_bx, [=] AMREX_GPU_DEVICE(int i, int j, int k) noexcept { Complex spectral_field_value = field_arr(i,j,k); // Apply proper shift in each dimension - if (is_nodal_x==false) spectral_field_value *= xshift_C2N_arr[i]; + if (is_nodal_x==false) spectral_field_value *= xshift_N2C_arr[i]; #if (AMREX_SPACEDIM == 3) - if (is_nodal_y==false) spectral_field_value *= yshift_C2N_arr[j]; + if (is_nodal_y==false) spectral_field_value *= yshift_N2C_arr[j]; #endif - if (is_nodal_z==false) spectral_field_value *= zshift_C2N_arr[k]; + if (is_nodal_z==false) spectral_field_value *= zshift_N2C_arr[k]; // Copy field into temporary array tmp_arr(i,j,k) = spectral_field_value; }); |