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#include <cmath>
#include <limits>
#include <WarpX.H>
#include <WarpXConst.H>
#include <WarpX_f.H>
#ifdef WARPX_USE_PY
#include <WarpX_py.H>
#endif
#ifdef BL_USE_SENSEI_INSITU
#include <AMReX_AmrMeshInSituBridge.H>
#endif
#include <PML_current.H>
using namespace amrex;
void
WarpX::DampPML ()
{
for (int lev = 0; lev <= finest_level; ++lev) {
DampPML(lev);
}
}
void
WarpX::DampPML (int lev)
{
DampPML(lev, PatchType::fine);
if (lev > 0) DampPML(lev, PatchType::coarse);
}
void
WarpX::DampPML (int lev, PatchType patch_type)
{
if (!do_pml) return;
BL_PROFILE("WarpX::DampPML()");
if (pml[lev]->ok())
{
const auto& pml_E = (patch_type == PatchType::fine) ? pml[lev]->GetE_fp() : pml[lev]->GetE_cp();
const auto& pml_B = (patch_type == PatchType::fine) ? pml[lev]->GetB_fp() : pml[lev]->GetB_cp();
const auto& pml_F = (patch_type == PatchType::fine) ? pml[lev]->GetF_fp() : pml[lev]->GetF_cp();
const auto& sigba = (patch_type == PatchType::fine) ? pml[lev]->GetMultiSigmaBox_fp()
: pml[lev]->GetMultiSigmaBox_cp();
#ifdef _OPENMP
#pragma omp parallel if (Gpu::notInLaunchRegion())
#endif
for ( MFIter mfi(*pml_E[0], TilingIfNotGPU()); mfi.isValid(); ++mfi )
{
const Box& tex = mfi.tilebox(Ex_nodal_flag);
const Box& tey = mfi.tilebox(Ey_nodal_flag);
const Box& tez = mfi.tilebox(Ez_nodal_flag);
const Box& tbx = mfi.tilebox(Bx_nodal_flag);
const Box& tby = mfi.tilebox(By_nodal_flag);
const Box& tbz = mfi.tilebox(Bz_nodal_flag);
WRPX_DAMP_PML(tex.loVect(), tex.hiVect(),
tey.loVect(), tey.hiVect(),
tez.loVect(), tez.hiVect(),
tbx.loVect(), tbx.hiVect(),
tby.loVect(), tby.hiVect(),
tbz.loVect(), tbz.hiVect(),
BL_TO_FORTRAN_3D((*pml_E[0])[mfi]),
BL_TO_FORTRAN_3D((*pml_E[1])[mfi]),
BL_TO_FORTRAN_3D((*pml_E[2])[mfi]),
BL_TO_FORTRAN_3D((*pml_B[0])[mfi]),
BL_TO_FORTRAN_3D((*pml_B[1])[mfi]),
BL_TO_FORTRAN_3D((*pml_B[2])[mfi]),
WRPX_PML_TO_FORTRAN(sigba[mfi]));
if (pml_F) {
const Box& tnd = mfi.nodaltilebox();
WRPX_DAMP_PML_F(tnd.loVect(), tnd.hiVect(),
BL_TO_FORTRAN_3D((*pml_F)[mfi]),
WRPX_PML_TO_FORTRAN(sigba[mfi]));
}
}
}
}
void
WarpX::DampJPML ()
{
for (int lev = 0; lev <= finest_level; ++lev) {
DampJPML(lev);
}
}
void
WarpX::DampJPML (int lev)
{
DampJPML(lev, PatchType::fine);
if (lev > 0) DampJPML(lev, PatchType::coarse);
}
void
WarpX::DampJPML (int lev, PatchType patch_type)
{
if (!do_pml) return;
if (!do_pml_j_damping) return;
BL_PROFILE("WarpX::DampJPML()");
if (pml[lev]->ok())
{
const auto& pml_j = (patch_type == PatchType::fine) ? pml[lev]->Getj_fp() : pml[lev]->Getj_cp();
const auto& sigba = (patch_type == PatchType::fine) ? pml[lev]->GetMultiSigmaBox_fp()
: pml[lev]->GetMultiSigmaBox_cp();
#ifdef _OPENMP
#pragma omp parallel if (Gpu::notInLaunchRegion())
#endif
for ( MFIter mfi(*pml_j[0], TilingIfNotGPU()); mfi.isValid(); ++mfi )
{
auto const& pml_jxfab = pml_j[0]->array(mfi);
auto const& pml_jyfab = pml_j[1]->array(mfi);
auto const& pml_jzfab = pml_j[2]->array(mfi);
const Real* sigma_cumsum_fac_j_x = sigba[mfi].sigma_cumsum_fac[0].data();
const Real* sigma_star_cumsum_fac_j_x = sigba[mfi].sigma_star_cumsum_fac[0].data();
#if (AMREX_SPACEDIM == 3)
const Real* sigma_cumsum_fac_j_y = sigba[mfi].sigma_cumsum_fac[1].data();
const Real* sigma_star_cumsum_fac_j_y = sigba[mfi].sigma_star_cumsum_fac[1].data();
const Real* sigma_cumsum_fac_j_z = sigba[mfi].sigma_cumsum_fac[2].data();
const Real* sigma_star_cumsum_fac_j_z = sigba[mfi].sigma_star_cumsum_fac[2].data();
#else
const Real* sigma_cumsum_fac_j_y = nullptr;
const Real* sigma_star_cumsum_fac_j_y = nullptr;
const Real* sigma_cumsum_fac_j_z = sigba[mfi].sigma_cumsum_fac[1].data();
const Real* sigma_star_cumsum_fac_j_z = sigba[mfi].sigma_star_cumsum_fac[1].data();
#endif
const Box& tjx = mfi.tilebox(jx_nodal_flag);
const Box& tjy = mfi.tilebox(jy_nodal_flag);
const Box& tjz = mfi.tilebox(jz_nodal_flag);
auto const& AMREX_RESTRICT x_lo = sigba[mfi].sigma_cumsum_fac[0].lo();
#if (AMREX_SPACEDIM == 3)
auto const& AMREX_RESTRICT y_lo = sigba[mfi].sigma_cumsum_fac[1].lo();
auto const& AMREX_RESTRICT z_lo = sigba[mfi].sigma_cumsum_fac[2].lo();
#else
int y_lo = 0;
auto const& AMREX_RESTRICT z_lo = sigba[mfi].sigma_cumsum_fac[1].lo();
#endif
auto const& AMREX_RESTRICT xs_lo = sigba[mfi].sigma_star_cumsum_fac[0].lo();
#if (AMREX_SPACEDIM == 3)
auto const& AMREX_RESTRICT ys_lo = sigba[mfi].sigma_star_cumsum_fac[1].lo();
auto const& AMREX_RESTRICT zs_lo = sigba[mfi].sigma_star_cumsum_fac[2].lo();
#else
int ys_lo = 0;
auto const& AMREX_RESTRICT zs_lo = sigba[mfi].sigma_star_cumsum_fac[1].lo();
#endif
amrex::ParallelFor( tjx, tjy, tjz,
[=] AMREX_GPU_DEVICE (int i, int j, int k) {
damp_jx_pml(i, j, k, pml_jxfab, sigma_star_cumsum_fac_j_x,
sigma_cumsum_fac_j_y, sigma_cumsum_fac_j_z,
xs_lo,y_lo, z_lo);
},
[=] AMREX_GPU_DEVICE (int i, int j, int k) {
damp_jy_pml(i, j, k, pml_jyfab, sigma_cumsum_fac_j_x,
sigma_star_cumsum_fac_j_y, sigma_cumsum_fac_j_z,
x_lo,ys_lo, z_lo);
},
[=] AMREX_GPU_DEVICE (int i, int j, int k) {
damp_jz_pml(i, j, k, pml_jzfab, sigma_cumsum_fac_j_x,
sigma_cumsum_fac_j_y, sigma_star_cumsum_fac_j_z,
x_lo,y_lo, zs_lo);
}
);
}
}
}
/* \brief Copy the current J from the regular grid to the PML */
void
WarpX::CopyJPML ()
{
for (int lev = 0; lev <= finest_level; ++lev)
{
if (pml[lev]->ok()){
pml[lev]->CopyJtoPMLs({ current_fp[lev][0].get(),
current_fp[lev][1].get(),
current_fp[lev][2].get() },
{ current_cp[lev][0].get(),
current_cp[lev][1].get(),
current_cp[lev][2].get() });
}
}
}
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