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|
#if (AMREX_SPACEDIM == 3)
#define WRPX_PXR_GETEB_ENERGY_CONSERVING geteb3d_energy_conserving_generic
#define WRPX_PXR_CURRENT_DEPOSITION depose_jxjyjz_generic
#define WRPX_PXR_PUSH_BVEC pxrpush_em3d_bvec
#define WRPX_PXR_PUSH_BVEC_CKC pxrpush_em3d_bvec_ckc
#define WRPX_PXR_PUSH_EVEC_F pxrpush_em3d_evec_f
#define WRPX_PXR_PUSH_EVEC_F_CKC pxrpush_em3d_evec_f_ckc
#define WRPX_PXR_PUSH_EVEC pxrpush_em3d_evec
#elif (AMREX_SPACEDIM == 2)
#define WRPX_PXR_GETEB_ENERGY_CONSERVING geteb2dxz_energy_conserving_generic
#define WRPX_PXR_CURRENT_DEPOSITION depose_jxjyjz_generic_2d
#define WRPX_PXR_PUSH_BVEC pxrpush_em2d_bvec
#define WRPX_PXR_PUSH_BVEC_CKC pxrpush_em2d_bvec_ckc
#define WRPX_PXR_PUSH_EVEC_F pxrpush_em2d_evec_f
#define WRPX_PXR_PUSH_EVEC_F_CKC pxrpush_em2d_evec_f_ckc
#define WRPX_PXR_PUSH_EVEC pxrpush_em2d_evec
#endif
#define LVECT_CURRDEPO 8_c_long
#define LVECT_FIELDGATHE 64_c_long
! _________________________________________________________________
!
!> @brief
!> Module that contains subroutines to be called with AMReX
!> and that uses subroutines of Picsar
!>
!> @details
!> This avoids the use of interface with bind in the core of Picsar
!> This enables the use of integer in AMReX and Logical in Picsar
!> wihtout compatibility issue
!>
!> @author
!> Weiqun Zhang
!> Ann Almgren
!> Remi Lehe
!> Mathieu Lobet
!>
module warpx_to_pxr_module
! _________________________________________________________________
use iso_c_binding
use amrex_fort_module, only : amrex_real
implicit none
integer, parameter :: pxr_logical = 8
contains
! _________________________________________________________________
!>
!> @brief
!> Main subroutine for the field gathering process
!>
!> @param[in] np number of particles
!> @param[in] xp,yp,zp particle position arrays
!> @param[in] ex,ey,ez particle electric fields in each direction
!> @param[in] bx,by,bz particle magnetic fields in each direction
!> @param[in] ixyzmin tile grid minimum index
!> @param[in] xmin,ymin,zmin tile grid minimum position
!> @param[in] dx,dy,dz space discretization steps
!> @param[in] xyzmin grid minimum position
!> @param[in] dxyz space discretization steps
!> @param[in] nox,noy,noz interpolation order
!> @param[in] exg,eyg,ezg electric field grid arrays
!> @param[in] bxg,byg,bzg electric field grid arrays
!> @param[in] lvect vector length
!>
subroutine warpx_geteb_energy_conserving(np,xp,yp,zp, &
ex,ey,ez,bx,by,bz,ixyzmin,xmin,ymin,zmin,dx,dy,dz,nox,noy,noz, &
exg,exg_lo,exg_hi,eyg,eyg_lo,eyg_hi,ezg,ezg_lo,ezg_hi, &
bxg,bxg_lo,bxg_hi,byg,byg_lo,byg_hi,bzg,bzg_lo,bzg_hi, &
ll4symtry,l_lower_order_in_v, &
lvect,field_gathe_algo) &
bind(C, name="warpx_geteb_energy_conserving")
integer, intent(in) :: exg_lo(AMREX_SPACEDIM), eyg_lo(AMREX_SPACEDIM), ezg_lo(AMREX_SPACEDIM), &
bxg_lo(AMREX_SPACEDIM), byg_lo(AMREX_SPACEDIM), bzg_lo(AMREX_SPACEDIM)
integer, intent(in) :: exg_hi(AMREX_SPACEDIM), eyg_hi(AMREX_SPACEDIM), ezg_hi(AMREX_SPACEDIM), &
bxg_hi(AMREX_SPACEDIM), byg_hi(AMREX_SPACEDIM), bzg_hi(AMREX_SPACEDIM)
integer, intent(in) :: ixyzmin(AMREX_SPACEDIM)
real(amrex_real), intent(in) :: xmin,ymin,zmin,dx,dy,dz
integer(c_long), intent(in) :: field_gathe_algo
integer(c_long), intent(in) :: np,nox,noy,noz
integer(c_int), intent(in) :: ll4symtry,l_lower_order_in_v
integer(c_long),intent(in) :: lvect
real(amrex_real), intent(in), dimension(np) :: xp,yp,zp
real(amrex_real), intent(out), dimension(np) :: ex,ey,ez,bx,by,bz
real(amrex_real),intent(in):: exg(*), eyg(*), ezg(*), bxg(*), byg(*), bzg(*)
logical(pxr_logical) :: pxr_ll4symtry, pxr_l_lower_order_in_v
! Compute the number of valid cells and guard cells
integer(c_long) :: exg_nvalid(AMREX_SPACEDIM), eyg_nvalid(AMREX_SPACEDIM), ezg_nvalid(AMREX_SPACEDIM), &
bxg_nvalid(AMREX_SPACEDIM), byg_nvalid(AMREX_SPACEDIM), bzg_nvalid(AMREX_SPACEDIM), &
exg_nguards(AMREX_SPACEDIM), eyg_nguards(AMREX_SPACEDIM), ezg_nguards(AMREX_SPACEDIM), &
bxg_nguards(AMREX_SPACEDIM), byg_nguards(AMREX_SPACEDIM), bzg_nguards(AMREX_SPACEDIM)
pxr_ll4symtry = ll4symtry .eq. 1
pxr_l_lower_order_in_v = l_lower_order_in_v .eq. 1
exg_nguards = ixyzmin - exg_lo
eyg_nguards = ixyzmin - eyg_lo
ezg_nguards = ixyzmin - ezg_lo
bxg_nguards = ixyzmin - bxg_lo
byg_nguards = ixyzmin - byg_lo
bzg_nguards = ixyzmin - bzg_lo
exg_nvalid = exg_lo + exg_hi - 2_c_long*ixyzmin + 1_c_long
eyg_nvalid = eyg_lo + eyg_hi - 2_c_long*ixyzmin + 1_c_long
ezg_nvalid = ezg_lo + ezg_hi - 2_c_long*ixyzmin + 1_c_long
bxg_nvalid = bxg_lo + bxg_hi - 2_c_long*ixyzmin + 1_c_long
byg_nvalid = byg_lo + byg_hi - 2_c_long*ixyzmin + 1_c_long
bzg_nvalid = bzg_lo + bzg_hi - 2_c_long*ixyzmin + 1_c_long
CALL WRPX_PXR_GETEB_ENERGY_CONSERVING(np,xp,yp,zp, &
ex,ey,ez,bx,by,bz,xmin,ymin,zmin,dx,dy,dz,nox,noy,noz, &
exg,exg_nguards,exg_nvalid,&
eyg,eyg_nguards,eyg_nvalid,&
ezg,ezg_nguards,ezg_nvalid,&
bxg,bxg_nguards,bxg_nvalid,&
byg,byg_nguards,byg_nvalid,&
bzg,bzg_nguards,bzg_nvalid,&
pxr_ll4symtry, pxr_l_lower_order_in_v, &
lvect, field_gathe_algo )
end subroutine warpx_geteb_energy_conserving
! _________________________________________________________________
!>
!> @brief
!> Main subroutine for the charge deposition
!>
!> @details
!> This subroutines enable to controle the interpolation order
!> via the parameters nox,noy,noz and the type of algorithm via
!> the parameter charge_depo_algo
!
!> @param[inout] rho charge array
!> @param[in] np number of particles
!> @param[in] xp,yp,zp particle position arrays
!> @param[in] w particle weight arrays
!> @param[in] q particle species charge
!> @param[in] xmin,ymin,zmin tile grid minimum position
!> @param[in] dx,dy,dz space discretization steps
!> @param[in] nx,ny,nz number of cells
!> @param[in] nxguard,nyguard,nzguard number of guard cells
!> @param[in] nox,noy,noz interpolation order
!> @param[in] lvect vector length
!> @param[in] charge_depo_algo algorithm choice for the charge deposition
!>
subroutine warpx_charge_deposition(rho,np,xp,yp,zp,w,q,xmin,ymin,zmin,dx,dy,dz,nx,ny,nz,&
nxguard,nyguard,nzguard,nox,noy,noz,lvect,charge_depo_algo) &
bind(C, name="warpx_charge_deposition")
integer(c_long), intent(IN) :: np
integer(c_long), intent(IN) :: nx,ny,nz
integer(c_long), intent(IN) :: nxguard,nyguard,nzguard
integer(c_long), intent(IN) :: nox,noy,noz
real(amrex_real), intent(IN OUT) :: rho(*)
real(amrex_real), intent(IN) :: q
real(amrex_real), intent(IN) :: dx,dy,dz
real(amrex_real), intent(IN) :: xmin,ymin,zmin
real(amrex_real), intent(IN), dimension(np) :: xp,yp,zp,w
integer(c_long), intent(IN) :: lvect
integer(c_long), intent(IN) :: charge_depo_algo
! Dimension 3
#if (AMREX_SPACEDIM==3)
SELECT CASE(charge_depo_algo)
! Scalar classical charge deposition subroutines
CASE(1)
IF ((nox.eq.1).and.(noy.eq.1).and.(noz.eq.1)) THEN
CALL depose_rho_scalar_1_1_1(rho,np,xp,yp,zp,w,q,xmin,ymin,zmin,dx,dy,dz,nx,ny,nz,&
nxguard,nyguard,nzguard,lvect)
ELSE IF ((nox.eq.2).and.(noy.eq.2).and.(noz.eq.2)) THEN
CALL depose_rho_scalar_2_2_2(rho,np,xp,yp,zp,w,q,xmin,ymin,zmin,dx,dy,dz,nx,ny,nz,&
nxguard,nyguard,nzguard,lvect)
ELSE IF ((nox.eq.3).and.(noy.eq.3).and.(noz.eq.3)) THEN
CALL depose_rho_scalar_3_3_3(rho,np,xp,yp,zp,w,q,xmin,ymin,zmin,dx,dy,dz,nx,ny,nz,&
nxguard,nyguard,nzguard,lvect)
ELSE
CALL pxr_depose_rho_n(rho,np,xp,yp,zp,w,q,xmin,ymin,zmin,dx,dy,dz,nx,ny,nz,&
nxguard,nyguard,nzguard,nox,noy,noz, &
.TRUE._c_long,.FALSE._c_long)
ENDIF
! Optimized subroutines
CASE DEFAULT
IF ((nox.eq.1).and.(noy.eq.1).and.(noz.eq.1)) THEN
CALL depose_rho_vecHVv2_1_1_1(rho,np,xp,yp,zp,w,q,xmin,ymin,zmin,dx,dy,dz,nx,ny,nz,&
nxguard,nyguard,nzguard,lvect)
ELSE
CALL pxr_depose_rho_n(rho,np,xp,yp,zp,w,q,xmin,ymin,zmin,dx,dy,dz,nx,ny,nz,&
nxguard,nyguard,nzguard,nox,noy,noz, &
.TRUE._c_long,.FALSE._c_long)
ENDIF
END SELECT
! Dimension 2
#elif (AMREX_SPACEDIM==2)
CALL pxr_depose_rho_n_2dxz(rho,np,xp,yp,zp,w,q,xmin,zmin,dx,dz,nx,nz,&
nxguard,nzguard,nox,noz, &
.TRUE._c_long, .FALSE._c_long, .FALSE._c_long, 0_c_long)
#endif
end subroutine warpx_charge_deposition
! _________________________________________________________________
!>
!> @brief
!> Main subroutine for the current deposition
!>
!> @details
!> This subroutines enable to controle the interpolation order
!> via the parameters nox,noy,noz and the type of algorithm via
!> the parameter current_depo_algo
!
!> @param[inout] jx,jy,jz current arrays
!> @param[in] np number of particles
!> @param[in] xp,yp,zp particle position arrays
!> @param[in] uxp,uyp,uzp particle momentum arrays
!> @param[in] gaminv inverve of the particle Lorentz factor (array)
!> @param[in] w particle weight arrays
!> @param[in] q particle species charge
!> @param[in] xmin,ymin,zmin tile grid minimum position
!> @param[in] dx,dy,dz space discretization steps
!> @param[in] nx,ny,nz number of cells
!> @param[in] nxguard,nyguard,nzguard number of guard cells
!> @param[in] nox,noy,noz interpolation order
!> @param[in] lvect vector length
!> @param[in] charge_depo_algo algorithm choice for the charge deposition
!>
subroutine warpx_current_deposition( &
jx,jx_ng,jx_ntot,jy,jy_ng,jy_ntot,jz,jz_ng,jz_ntot, &
np,xp,yp,zp,uxp,uyp,uzp,gaminv,w,q,xmin,ymin,zmin,dt,dx,dy,dz,nox,noy,noz,&
lvect,current_depo_algo) &
bind(C, name="warpx_current_deposition")
integer, intent(in) :: jx_ntot(AMREX_SPACEDIM), jy_ntot(AMREX_SPACEDIM), jz_ntot(AMREX_SPACEDIM)
integer(c_long), intent(in) :: jx_ng, jy_ng, jz_ng
integer(c_long), intent(IN) :: np
integer(c_long), intent(IN) :: nox,noy,noz
real(amrex_real), intent(IN OUT):: jx(*), jy(*), jz(*)
real(amrex_real), intent(IN) :: q
real(amrex_real), intent(IN) :: dx,dy,dz
real(amrex_real), intent(IN) :: dt
real(amrex_real), intent(IN) :: xmin,ymin,zmin
real(amrex_real), intent(IN), dimension(np) :: xp,yp,zp,w
real(amrex_real), intent(IN), dimension(np) :: uxp,uyp,uzp
real(amrex_real), intent(IN), dimension(np) :: gaminv
integer(c_long), intent(IN) :: lvect
integer(c_long), intent(IN) :: current_depo_algo
! Compute the number of valid cells and guard cells
integer(c_long) :: jx_nvalid(AMREX_SPACEDIM), jy_nvalid(AMREX_SPACEDIM), jz_nvalid(AMREX_SPACEDIM), &
jx_nguards(AMREX_SPACEDIM), jy_nguards(AMREX_SPACEDIM), jz_nguards(AMREX_SPACEDIM)
jx_nvalid = jx_ntot - 2*jx_ng
jy_nvalid = jy_ntot - 2*jy_ng
jz_nvalid = jz_ntot - 2*jz_ng
jx_nguards = jx_ng
jy_nguards = jy_ng
jz_nguards = jz_ng
! Dimension 3
#if (AMREX_SPACEDIM==3)
CALL WRPX_PXR_CURRENT_DEPOSITION( &
jx,jx_nguards,jx_nvalid, &
jy,jy_nguards,jy_nvalid, &
jz,jz_nguards,jz_nvalid, &
np,xp,yp,zp,uxp,uyp,uzp,gaminv,w,q, &
xmin,ymin,zmin,dt,dx,dy,dz, &
nox,noy,noz,current_depo_algo)
! Dimension 2
#elif (AMREX_SPACEDIM==2)
CALL WRPX_PXR_CURRENT_DEPOSITION( &
jx,jx_nguards,jx_nvalid, &
jy,jy_nguards,jy_nvalid, &
jz,jz_nguards,jz_nvalid, &
np,xp,yp,zp,uxp,uyp,uzp,gaminv,w,q, &
xmin,zmin,dt,dx,dz,nox,noz,lvect)
#endif
end subroutine warpx_current_deposition
! _________________________________________________________________
!>
!> @brief
!> Main subroutine for the particle pusher (velocity and position)
!>
!> @param[in] np number of super-particles
!> @param[in] xp,yp,zp particle position arrays
!> @param[in] uxp,uyp,uzp normalized momentum in each direction
!> @param[in] gaminv particle Lorentz factors
!> @param[in] ex,ey,ez particle electric fields in each direction
!> @param[in] bx,by,bz particle magnetic fields in each direction
!> @param[in] q charge
!> @param[in] m masse
!> @param[in] dt time step
!> @param[in] particle_pusher_algo Particle pusher algorithm
subroutine warpx_particle_pusher(np,xp,yp,zp,uxp,uyp,uzp, &
gaminv,&
ex,ey,ez,bx,by,bz,q,m,dt, &
particle_pusher_algo) &
bind(C, name="warpx_particle_pusher")
INTEGER(c_long), INTENT(IN) :: np
REAL(amrex_real),INTENT(INOUT) :: gaminv(np)
REAL(amrex_real),INTENT(INOUT) :: xp(np),yp(np),zp(np)
REAL(amrex_real),INTENT(INOUT) :: uxp(np),uyp(np),uzp(np)
REAL(amrex_real),INTENT(IN) :: ex(np),ey(np),ez(np)
REAL(amrex_real),INTENT(IN) :: bx(np),by(np),bz(np)
REAL(amrex_real),INTENT(IN) :: q,m,dt
INTEGER(c_long), INTENT(IN) :: particle_pusher_algo
SELECT CASE (particle_pusher_algo)
!! Vay pusher -- Full push
CASE (1_c_long)
CALL pxr_set_gamma(np,uxp,uyp,uzp,gaminv)
CALL pxr_ebcancelpush3d(np,uxp,uyp,uzp,gaminv, &
ex,ey,ez, &
bx,by,bz,q,m,dt,0_c_long)
CASE DEFAULT
! Momentum pusher in a single loop
CALL pxr_boris_push_u_3d(np,uxp,uyp,uzp,&
gaminv, &
ex,ey,ez, &
bx,by,bz, &
q,m,dt)
END SELECT
!!!! --- push particle species positions a time step
#if (AMREX_SPACEDIM == 3)
CALL pxr_pushxyz(np,xp,yp,zp,uxp,uyp,uzp,gaminv,dt)
#elif (AMREX_SPACEDIM == 2)
CALL pxr_pushxz(np,xp,zp,uxp,uzp,gaminv,dt)
#endif
end subroutine warpx_particle_pusher
! _________________________________________________________________
!>
!> @brief
!> Main subroutine for the particle pusher (velocity)
!>
!> @param[in] np number of super-particles
!> @param[in] xp,yp,zp particle position arrays
!> @param[in] uxp,uyp,uzp normalized momentum in each direction
!> @param[in] gaminv particle Lorentz factors
!> @param[in] ex,ey,ez particle electric fields in each direction
!> @param[in] bx,by,bz particle magnetic fields in each direction
!> @param[in] q charge
!> @param[in] m masse
!> @param[in] dt time step
!> @param[in] particle_pusher_algo Particle pusher algorithm
subroutine warpx_particle_pusher_momenta(np,xp,yp,zp,uxp,uyp,uzp, &
gaminv,&
ex,ey,ez,bx,by,bz,q,m,dt, &
particle_pusher_algo) &
bind(C, name="warpx_particle_pusher_momenta")
INTEGER(c_long), INTENT(IN) :: np
REAL(amrex_real),INTENT(INOUT) :: gaminv(np)
REAL(amrex_real),INTENT(IN) :: xp(np),yp(np),zp(np)
REAL(amrex_real),INTENT(INOUT) :: uxp(np),uyp(np),uzp(np)
REAL(amrex_real),INTENT(IN) :: ex(np),ey(np),ez(np)
REAL(amrex_real),INTENT(IN) :: bx(np),by(np),bz(np)
REAL(amrex_real),INTENT(IN) :: q,m,dt
INTEGER(c_long), INTENT(IN) :: particle_pusher_algo
SELECT CASE (particle_pusher_algo)
!! Vay pusher -- Full push
CASE (1_c_long)
CALL pxr_set_gamma(np,uxp,uyp,uzp,gaminv)
CALL pxr_ebcancelpush3d(np,uxp,uyp,uzp,gaminv, &
ex,ey,ez, &
bx,by,bz,q,m,dt,0_c_long)
CASE DEFAULT
! Momentum pusher in a single loop
CALL pxr_boris_push_u_3d(np,uxp,uyp,uzp,&
gaminv, &
ex,ey,ez, &
bx,by,bz, &
q,m,dt)
END SELECT
end subroutine warpx_particle_pusher_momenta
! _________________________________________________________________
!>
!> @brief
!> Main subroutine for the particle pusher of positions
!>
!> @param[in] np number of super-particles
!> @param[in] xp,yp,zp particle position arrays
!> @param[in] uxp,uyp,uzp normalized momentum in each direction
!> @param[in] gaminv particle Lorentz factors
!> @param[in] dt time step
!> @param[in] particle_pusher_algo Particle pusher algorithm
subroutine warpx_particle_pusher_positions(np,xp,yp,zp,uxp,uyp,uzp, &
gaminv,dt) &
bind(C, name="warpx_particle_pusher_positions")
INTEGER(c_long), INTENT(IN) :: np
REAL(amrex_real),INTENT(INOUT) :: gaminv(np)
REAL(amrex_real),INTENT(INOUT) :: xp(np),yp(np),zp(np)
REAL(amrex_real),INTENT(INOUT) :: uxp(np),uyp(np),uzp(np)
REAL(amrex_real),INTENT(IN) :: dt
CALL pxr_set_gamma(np,uxp,uyp,uzp,gaminv)
!!!! --- push particle species positions a time step
#if (AMREX_SPACEDIM == 3)
CALL pxr_pushxyz(np,xp,yp,zp,uxp,uyp,uzp,gaminv,dt)
#elif (AMREX_SPACEDIM == 2)
CALL pxr_pushxz(np,xp,zp,uxp,uzp,gaminv,dt)
#endif
end subroutine warpx_particle_pusher_positions
! _________________________________________________________________
!>
!> @brief
!> Main subroutine for the Maxwell solver (E field)
!>
!> @param[in] xlo, xhi, ylo, yhi, zlo, zhi lower and higher bounds
!> where to apply the solver (PICSAR's valid cells)
!> @param[inout] ex, ey, ez arrays for electric field to update
!> @param[in] bx, by, bz, jx, jy, jz arrays for magnetic field and current
!> @param[in] exlo, exhi, eylo, eyhi, ezlo, ezhi lower and higher bound for
!> the electric field arrays
!> @param[in] bxlo, bxhi, bylo, byhi, bzlo, bzhi lower and higher bound for
!> the magnetic field arrays
!> @param[in] jxlo, jxhi, jylo, jyhi, jzlo, jzhi lower and higher bound for
!> the current arrays
!> @param[in] mudt normalized time step mu_0 * c**2 * dt
!> @param[in] dtsdx, dtsdy, dtsdz factors c**2 * dt/(dx, dy, dz)
subroutine warpx_push_evec( &
xlo, xhi, ylo, yhi, zlo, zhi, &
ex, exlo, exhi, &
ey, eylo, eyhi, &
ez, ezlo, ezhi, &
bx, bxlo, bxhi, &
by, bylo, byhi, &
bz, bzlo, bzhi, &
jx, jxlo, jxhi, &
jy, jylo, jyhi, &
jz, jzlo, jzhi, &
mudt, dtsdx, dtsdy, dtsdz) bind(C, name="warpx_push_evec")
integer(c_int), intent(in) :: xlo(BL_SPACEDIM), xhi(BL_SPACEDIM), &
ylo(BL_SPACEDIM), yhi(BL_SPACEDIM), zlo(BL_SPACEDIM), zhi(BL_SPACEDIM), &
exlo(BL_SPACEDIM), exhi(BL_SPACEDIM), eylo(BL_SPACEDIM), eyhi(BL_SPACEDIM), &
ezlo(BL_SPACEDIM), ezhi(BL_SPACEDIM), bxlo(BL_SPACEDIM), bxhi(BL_SPACEDIM), &
bylo(BL_SPACEDIM), byhi(BL_SPACEDIM), bzlo(BL_SPACEDIM), bzhi(BL_SPACEDIM), &
jxlo(BL_SPACEDIM), jxhi(BL_SPACEDIM), jylo(BL_SPACEDIM), jyhi(BL_SPACEDIM), &
jzlo(BL_SPACEDIM), jzhi(BL_SPACEDIM)
real(amrex_real), intent(IN OUT):: ex(*), ey(*), ez(*)
real(amrex_real), intent(IN):: bx(*), by(*), bz(*), jx(*), jy(*), jz(*)
real(amrex_real), intent(IN) :: mudt, dtsdx, dtsdy, dtsdz
CALL WRPX_PXR_PUSH_EVEC(&
xlo, xhi, ylo, yhi, zlo, zhi, &
ex, exlo, exhi,&
ey, eylo, eyhi,&
ez, ezlo, ezhi,&
bx, bxlo, bxhi,&
by, bylo, byhi,&
bz, bzlo, bzhi,&
jx, jxlo, jxhi,&
jy, jylo, jyhi,&
jz, jzlo, jzhi,&
mudt, dtsdx, dtsdy, dtsdz);
end subroutine warpx_push_evec
! _________________________________________________________________
!>
!> @brief
!> Main subroutine for the Maxwell solver (B field)
!>
!> @param[in] xlo, xhi, ylo, yhi, zlo, zhi lower and higher bounds
!> where to apply the solver (PICSAR's valid cells)
!> @param[in] ex, ey, ez arrays for electric field
!> @param[inout] bx, by, bz arrays for magnetic field to update
!> @param[in] exlo, exhi, eylo, eyhi, ezlo, ezhi lower and higher bound for
!> the electric field arrays
!> @param[in] bxlo, bxhi, bylo, byhi, bzlo, bzhi lower and higher bound for
!> the magnetic field arrays
!> @param[in] dtsdx, dtsdy, dtsdz factors 0.5 * dt/(dx, dy, dz)
subroutine warpx_push_bvec( &
xlo, xhi, ylo, yhi, zlo, zhi, &
ex, exlo, exhi, &
ey, eylo, eyhi, &
ez, ezlo, ezhi, &
bx, bxlo, bxhi, &
by, bylo, byhi, &
bz, bzlo, bzhi, &
dtsdx, dtsdy, dtsdz, &
maxwell_fdtd_solver_id) bind(C, name="warpx_push_bvec")
integer(c_int), intent(in) :: xlo(BL_SPACEDIM), xhi(BL_SPACEDIM), &
ylo(BL_SPACEDIM), yhi(BL_SPACEDIM), zlo(BL_SPACEDIM), zhi(BL_SPACEDIM), &
exlo(BL_SPACEDIM), exhi(BL_SPACEDIM), eylo(BL_SPACEDIM), eyhi(BL_SPACEDIM), &
ezlo(BL_SPACEDIM), ezhi(BL_SPACEDIM), bxlo(BL_SPACEDIM), bxhi(BL_SPACEDIM), &
bylo(BL_SPACEDIM), byhi(BL_SPACEDIM), bzlo(BL_SPACEDIM), bzhi(BL_SPACEDIM), &
maxwell_fdtd_solver_id
real(amrex_real), intent(IN OUT):: ex(*), ey(*), ez(*)
real(amrex_real), intent(IN):: bx(*), by(*), bz(*)
real(amrex_real), intent(IN) :: dtsdx, dtsdy, dtsdz
IF (maxwell_fdtd_solver_id .eq. 0) THEN
! Yee FDTD solver
CALL WRPX_PXR_PUSH_BVEC( &
xlo, xhi, ylo, yhi, zlo, zhi, &
ex, exlo, exhi, &
ey, eylo, eyhi, &
ez, ezlo, ezhi, &
bx, bxlo, bxhi, &
by, bylo, byhi, &
bz, bzlo, bzhi, &
dtsdx,dtsdy,dtsdz)
ELSE IF (maxwell_fdtd_solver_id .eq. 1) THEN
! Cole-Karkkainen FDTD solver
CALL WRPX_PXR_PUSH_BVEC_CKC( &
xlo, xhi, ylo, yhi, zlo, zhi, &
ex, exlo, exhi, &
ey, eylo, eyhi, &
ez, ezlo, ezhi, &
bx, bxlo, bxhi, &
by, bylo, byhi, &
bz, bzlo, bzhi, &
dtsdx,dtsdy,dtsdz)
ENDIF
end subroutine warpx_push_bvec
! _________________________________________________________________
!>
!> @brief
!> Subroutine for pushing E with the grad F terms
!>
!> @param[in] xlo, xhi, ylo, yhi, zlo, zhi lower and higher bounds
!> where to apply the solver (PICSAR's valid cells)
!> @param[inout] ex, ey, ez arrays for electric field to update
!> @param[in] f array for the charge-correction term
!> @param[in] exlo, exhi, eylo, eyhi, ezlo, ezhi lower and higher bound for
!> the electric field arrays
!> @param[in] flo, fhi, lower and higher bound for the charge-correction term
!> @param[in] dtsdx_c2, dtsdy_c2, dtsdz_c2 factors dt/(dx, dy, dz)*c2
subroutine warpx_push_evec_f( &
xlo, xhi, ylo, yhi, zlo, zhi, &
ex, exlo, exhi, &
ey, eylo, eyhi, &
ez, ezlo, ezhi, &
f, flo, fhi, &
dtsdx_c2, dtsdy_c2, dtsdz_c2, &
maxwell_fdtd_solver_id) bind(C, name="warpx_push_evec_f")
integer(c_int), intent(in) :: xlo(BL_SPACEDIM), xhi(BL_SPACEDIM), &
ylo(BL_SPACEDIM), yhi(BL_SPACEDIM), zlo(BL_SPACEDIM), zhi(BL_SPACEDIM), &
exlo(BL_SPACEDIM), exhi(BL_SPACEDIM), eylo(BL_SPACEDIM), eyhi(BL_SPACEDIM), &
ezlo(BL_SPACEDIM), ezhi(BL_SPACEDIM), flo(BL_SPACEDIM), fhi(BL_SPACEDIM), &
maxwell_fdtd_solver_id
real(amrex_real), intent(IN OUT):: ex(*), ey(*), ez(*)
real(amrex_real), intent(IN):: f
real(amrex_real), intent(IN) :: dtsdx_c2, dtsdy_c2, dtsdz_c2
IF (maxwell_fdtd_solver_id .eq. 0) THEN
! Yee FDTD solver
CALL WRPX_PXR_PUSH_EVEC_F( &
xlo, xhi, ylo, yhi, zlo, zhi, &
ex, exlo, exhi, &
ey, eylo, eyhi, &
ez, ezlo, ezhi, &
f, flo, fhi, &
dtsdx_c2, dtsdy_c2, dtsdz_c2)
ELSE IF (maxwell_fdtd_solver_id .eq. 1) THEN
! Cole-Karkkainen FDTD solver
CALL WRPX_PXR_PUSH_EVEC_F_CKC( &
xlo, xhi, ylo, yhi, zlo, zhi, &
ex, exlo, exhi, &
ey, eylo, eyhi, &
ez, ezlo, ezhi, &
f, flo, fhi, &
dtsdx_c2, dtsdy_c2, dtsdz_c2)
ENDIF
end subroutine warpx_push_evec_f
end module warpx_to_pxr_module
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