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!> This module contains C/CXX wrappers for functions in libgemini_mpi. These routines match those in libgemini_mpi.f90 and are
!! principally meant to convert the C pointers to various data objects into fortran pointers (including in the case of the
!! grid a class pointer (pointer to polymorphic object). Other polymorhpic objects (neutraldata, etc.) are kept in a static
!! derived type (intvars::gemini_work) and don't need to be passes as class pointers.
module gemini3d_mpi_C
use, intrinsic :: iso_c_binding, only : c_f_pointer, C_PTR, C_INT, wp => C_DOUBLE, c_loc, c_associated
use phys_consts, only : lsp
use meshobj, only: curvmesh
use meshobj_cart, only: cartmesh
use gemini3d_config, only: gemini_cfg
use io, only: output_plasma,output_aur,find_milestone,input_plasma,create_outdir
use potential_comm, only: get_BGEfields,velocities
use grid, only: lx1,lx2,lx3, grid_drift, read_grid
use collisions, only: conductivities
use potentialBCs_mumps, only: init_Efieldinput
use potential_comm,only : pot2perpfield, electrodynamics
use neutral_perturbations, only: init_neutral_perturb,neutral_perturb
use sanity_check, only : check_finite_perturb, check_finite_output
use advec_mpi, only: halo_interface_vels_allspec
use multifluid_mpi, only: halo_allparams
use sources_mpi, only: RK2_prep_mpi_allspec
use ionization_mpi, only: get_gavg_Tinf
use neutral_perturbations, only: clear_neutral_perturb
use gemini3d, only: fluidvar_pointers,fluidauxvar_pointers, electrovar_pointers, gemini_work
use gemini3d_mpi, only: mpisetup_in, mpiparms, &
outdir_fullgridvaralloc, get_initial_state, check_fileoutput, check_dryrun, &
BGfield_Lagrangian, get_initial_drifts, init_procgrid, init_inputdata_in, init_Efieldinput_in, pot2perpfield_in, &
init_neutralperturb_in, dt_select, neutral_perturb_in, &
electrodynamics_in, halo_interface_vels_allspec_in, &
halo_allparams_in, RK2_prep_mpi_allspec_in, get_gavg_Tinf_in, clear_neutral_perturb_in, clear_neutral_background_in, &
calc_subgrid_size_in, &
RK2_global_boundary_allspec_in, halo_fluidvars_in, efield_perturb_in, inputdata_perturb_in
use gemini3d_C, only : set_gridpointer_dyntype
implicit none (type, external)
public
contains
subroutine mpisetup_C() bind(C, name='mpisetup_C')
call mpisetup_in()
end subroutine mpisetup_C
subroutine mpiparms_C(myid,lid) bind(C, name='mpiparms_C')
integer(C_INT), intent(inout) :: myid,lid
call mpiparms(myid,lid)
end subroutine mpiparms_C
!> create output directory and allocate full grid potential storage
subroutine outdir_fullgridvaralloc_C(cfgC,intvarsC,lx1,lx2all,lx3all) bind(C, name='outdir_fullgridvaralloc_C')
type(C_PTR), intent(in) :: cfgC
type(C_PTR), intent(inout) :: intvarsC
integer(C_INT), intent(in) :: lx1,lx2all,lx3all
type(gemini_cfg), pointer :: cfg
type(gemini_work), pointer :: intvars
print*, 'Binding pointers: '
call c_f_pointer(cfgC,cfg)
call c_f_pointer(intvarsC,intvars)
print*, 'Fortran calls for allocations: '
call outdir_fullgridvaralloc(cfg, intvars, lx1, lx2all, lx3all)
end subroutine outdir_fullgridvaralloc_C
subroutine read_grid_C(cfgC, xtype, xC) bind(C, name='read_grid_C')
type(C_PTR), intent(in) :: cfgC
integer(C_INT), intent(inout) :: xtype
type(C_PTR), intent(inout) :: xC
type(gemini_cfg), pointer :: cfg
class(curvmesh), pointer :: x
call c_f_pointer(cfgC, cfg)
call read_grid(cfg%indatsize,cfg%indatgrid,cfg%flagperiodic, x, xtype=xtype, xC=xC)
print *, "read_grid fortran done"
end subroutine read_grid_C
!> interface for setting subgrid sizes without fully reading in grid information
subroutine calc_subgrid_size_in_C(lx2all,lx3all) bind(C, name='calc_subgrid_size_in_C')
integer(C_INT), intent(in) :: lx2all,lx3all
call calc_subgrid_size_in(lx2all,lx3all)
end subroutine calc_subgrid_size_in_C
subroutine get_initial_state_C(cfgC,fluidvarsC,electrovarsC,intvarsC,xtype, &
xC,UTsec,ymd,tdur,t,tmilestone) bind(C, name='get_initial_state_C')
type(C_PTR), intent(inout) :: cfgC
type(c_ptr), intent(inout) :: fluidvarsC, electrovarsC
type(C_PTR), intent(inout) :: intvarsC
integer(C_INT), intent(in) :: xtype
type(C_PTR), intent(inout) :: xC
real(wp), intent(inout) :: UTsec
integer(C_INT), dimension(3), intent(inout) :: ymd
real(wp), intent(inout) :: tdur,t,tmilestone
type(gemini_cfg), pointer :: cfg
real(wp), dimension(:,:,:,:), pointer :: fluidvars, electrovars
type(gemini_work), pointer :: intvars
class(curvmesh), pointer :: x
call c_f_pointer(cfgC, cfg)
call c_f_pointer(intvarsC,intvars)
x=>set_gridpointer_dyntype(xtype, xC)
call c_f_pointer(fluidvarsC,fluidvars,[(lx1+4),(lx2+4),(lx3+4),(5*lsp)])
call c_f_pointer(electrovarsC,electrovars,[(lx1+4),(lx2+4),(lx3+4),(2*lsp+9)])
call get_initial_state(cfg, fluidvars,electrovars,intvars, x, UTsec, ymd, tdur, t, tmilestone)
end subroutine get_initial_state_C
subroutine check_fileoutput_C(cfgC,fluidvarsC,electrovarsC,intvarsC, &
t,tout,tglowout,tmilestone,flagoutput,ymd,UTsec) bind(C, name='check_fileoutput_C')
type(C_PTR), intent(in) :: cfgC
type(c_ptr), intent(inout) :: fluidvarsC, electrovarsC
type(C_PTR), intent(inout) :: intvarsC
real(wp), intent(in) :: t
real(wp), intent(inout) :: tout,tglowout,tmilestone
integer(C_INT), intent(inout) :: flagoutput
integer(C_INT), dimension(3), intent(in) :: ymd
real(wp), intent(in) :: UTsec
type(gemini_cfg), pointer :: cfg
real(wp), dimension(:,:,:,:), pointer :: fluidvars, electrovars
type(gemini_work), pointer :: intvars
call c_f_pointer(cfgC, cfg)
call c_f_pointer(intvarsC,intvars)
call c_f_pointer(fluidvarsC,fluidvars,[(lx1+4),(lx2+4),(lx3+4),(5*lsp)])
call c_f_pointer(electrovarsC,electrovars,[(lx1+4),(lx2+4),(lx3+4),(2*lsp+9)])
call check_fileoutput(cfg, fluidvars, electrovars, intvars, t, tout,tglowout,tmilestone,flagoutput,ymd,UTsec)
end subroutine check_fileoutput_C
subroutine check_dryrun_C(cfgC) bind(C, name='check_dryrun_C')
type(C_PTR), intent(in) :: cfgC
type(gemini_cfg), pointer :: cfg
call c_f_pointer(cfgC, cfg)
call check_dryrun(cfg)
end subroutine check_dryrun_C
subroutine BGfield_Lagrangian_C(cfgC, xtype,xC, electrovarsC,intvarsC) bind(C, name='BGfield_Lagrangian_C')
type(C_PTR), intent(in) :: cfgC
integer(C_INT), intent(in) :: xtype
type(C_PTR), intent(in) :: xC
type(c_ptr), intent(inout) :: electrovarsC
type(C_PTR), intent(inout) :: intvarsC
type(gemini_cfg), pointer :: cfg
class(curvmesh), pointer :: x
real(wp), dimension(:,:,:,:), pointer :: electrovars
type(gemini_work), pointer :: intvars
call c_f_pointer(cfgC, cfg)
x=>set_gridpointer_dyntype(xtype, xC)
call c_f_pointer(intvarsC,intvars)
call c_f_pointer(electrovarsC,electrovars,[(lx1+4),(lx2+4),(lx3+4),(2*lsp+9)])
call BGfield_Lagrangian(cfg, x, electrovars, intvars)
end subroutine BGfield_Lagrangian_C
subroutine get_initial_drifts_C(cfgC, xtype,xC, fluidvarsC,fluidauxvarsC,electrovarsC,intvarsC) &
bind(C, name='get_initial_drifts_C')
type(C_PTR), intent(in) :: cfgC
integer(C_INT), intent(in) :: xtype
type(C_PTR), intent(in) :: xC
type(C_PTR), intent(inout) :: fluidvarsC
type(C_PTR), intent(in) :: fluidauxvarsC, electrovarsC
type(C_PTR), intent(inout) :: intvarsC
type(gemini_cfg), pointer :: cfg
class(curvmesh), pointer :: x
real(wp), dimension(:,:,:,:), pointer :: fluidvars, fluidauxvars, electrovars
type(gemini_work), pointer :: intvars
call c_f_pointer(cfgC, cfg)
x=>set_gridpointer_dyntype(xtype, xC)
call c_f_pointer(intvarsC,intvars)
call c_f_pointer(fluidvarsC,fluidvars,[(lx1+4),(lx2+4),(lx3+4),(5*lsp)])
call c_f_pointer(fluidauxvarsC,fluidauxvars,[(lx1+4),(lx2+4),(lx3+4),(2*lsp+9)])
call c_f_pointer(electrovarsC,electrovars,[(lx1+4),(lx2+4),(lx3+4),(2*lsp+9)])
call get_initial_drifts(cfg, x, fluidvars, fluidauxvars, electrovars, intvars)
end subroutine get_initial_drifts_C
subroutine init_procgrid_C(lx2all,lx3all,lid2in,lid3in) bind(C, name='init_procgrid_C')
integer(C_INT), intent(in) :: lx2all,lx3all,lid2in,lid3in
call init_procgrid(lx2all,lx3all,lid2in,lid3in)
end subroutine init_procgrid_C
subroutine init_inputdata_C(cfgC,xtype,xC,dt,t,ymd,UTsec,intvarsC) bind(C,name='init_inputdata_C')
type(C_PTR), intent(in) :: cfgC
integer(C_INT), intent(in) :: xtype
type(C_PTR), intent(in) :: xC
real(wp), intent(in) :: dt,t
integer(C_INT), dimension(3), intent(in) :: ymd
real(wp), intent(in) :: UTsec
type(C_PTR), intent(inout) ::intvarsC
type(gemini_cfg), pointer :: cfg
class(curvmesh), pointer :: x
type(gemini_work), pointer :: intvars
call c_f_pointer(cfgC, cfg)
x=>set_gridpointer_dyntype(xtype, xC)
call c_f_pointer(intvarsC,intvars)
call init_inputdata_in(cfg,x,dt,t,ymd,UTsec,intvars)
end subroutine init_inputdata_C
subroutine init_Efieldinput_C(cfgC, xtype,xC, dt,t, intvarsC,ymd,UTsec) bind(C, name='init_Efieldinput_C')
type(C_PTR), intent(in) :: cfgC
integer(C_INT), intent(in) :: xtype
type(C_PTR), intent(in) :: xC
real(wp), intent(in) :: dt,t
type(C_PTR), intent(inout) :: intvarsC
integer(C_INT), dimension(3), intent(in) :: ymd
real(wp), intent(in) :: UTsec
type(gemini_cfg), pointer :: cfg
class(curvmesh), pointer :: x
type(gemini_work), pointer :: intvars
call c_f_pointer(cfgC, cfg)
x=>set_gridpointer_dyntype(xtype, xC)
call c_f_pointer(intvarsC,intvars)
call init_Efieldinput_in(cfg, x, dt, intvars, ymd, UTsec)
end subroutine init_Efieldinput_C
subroutine pot2perpfield_C(xtype,xC, electrovarsC) bind(C, name='pot2perpfield_C')
integer(C_INT), intent(in) :: xtype
type(C_PTR), intent(in) :: xC
type(C_PTR), intent(inout) :: electrovarsC
class(curvmesh), pointer :: x
real(wp), dimension(:,:,:,:), pointer :: electrovars
x=>set_gridpointer_dyntype(xtype, xC)
call c_f_pointer(electrovarsC,electrovars,[(lx1+4),(lx2+4),(lx3+4),(2*lsp+9)])
call pot2perpfield_in(x,electrovars)
end subroutine pot2perpfield_C
subroutine init_neutralperturb_C(dt, cfgC, xtype,xC, intvarsC, ymd,UTsec) bind(C, name='init_neutralperturb_C')
real(wp), intent(in) :: dt
type(C_PTR), intent(in) :: cfgC
integer(C_INT), intent(in) :: xtype
type(C_PTR), intent(in) :: xC
type(C_PTR), intent(inout) :: intvarsC
integer(C_INT), dimension(3), intent(in) :: ymd
real(wp), intent(in) :: UTsec
type(gemini_cfg), pointer :: cfg
class(curvmesh), pointer :: x
type(gemini_work), pointer :: intvars
call c_f_pointer(cfgC, cfg)
x=>set_gridpointer_dyntype(xtype, xC)
call c_f_pointer(intvarsC,intvars)
call init_neutralperturb_in(dt, cfg, x, intvars, ymd, UTsec)
end subroutine init_neutralperturb_C
subroutine dt_select_C(cfgC, xtype,xC, fluidvarsC,fluidauxvarsC,t,tout,tglowout,dt) bind(C, name='dt_select_C')
type(C_PTR), intent(in) :: cfgC
integer(C_INT), intent(in) :: xtype
type(C_PTR), intent(in) :: xC
type(C_PTR), intent(in) :: fluidvarsC, fluidauxvarsC
real(wp), intent(in) :: t,tout,tglowout
real(wp), intent(inout) :: dt
type(gemini_cfg), pointer :: cfg
class(curvmesh), pointer :: x
real(wp), dimension(:,:,:,:), pointer :: fluidvars, fluidauxvars
call c_f_pointer(cfgC, cfg)
x=>set_gridpointer_dyntype(xtype, xC)
call c_f_pointer(fluidvarsC,fluidvars,[(lx1+4),(lx2+4),(lx3+4),(5*lsp)])
call c_f_pointer(fluidauxvarsC,fluidauxvars,[(lx1+4),(lx2+4),(lx3+4),(2*lsp+9)])
call dt_select(cfg, x, fluidvars, fluidauxvars, t, tout, tglowout, dt)
end subroutine dt_select_C
! subroutine neutral_atmos_wind_update_C(intvarsC) bind(C, name='neutral_atmos_wind_update_C')
! type(C_PTR), intent(inout) :: intvarsC
!
! type(gemini_work), pointer :: intvars
!
! call c_f_pointer(intvarsC,intvars)
! call neutral_atmos_wind_update(intvars)
! end subroutine neutral_atmos_wind_update_C
subroutine inputdata_perturb_C(cfgC, intvarsC, xtype,xC, dt,t,ymd,UTsec) bind(C, name='inputdata_perturb_C')
type(C_PTR), intent(in) :: cfgC
type(C_PTR), intent(inout) :: intvarsC
integer(C_INT), intent(in) :: xtype
type(C_PTR), intent(in) :: xC
real(wp), intent(in) :: dt,t
integer(C_INT), dimension(3), intent(in) :: ymd
real(wp), intent(in) :: UTsec
type(gemini_cfg), pointer :: cfg
type(gemini_work), pointer :: intvars
class(curvmesh), pointer :: x
call c_f_pointer(cfgC, cfg)
call c_f_pointer(intvarsC,intvars)
x=>set_gridpointer_dyntype(xtype, xC)
call inputdata_perturb_in(cfg, intvars, x, dt, t, ymd, UTsec)
end subroutine inputdata_perturb_C
subroutine neutral_perturb_C(cfgC, intvarsC, xtype,xC, dt,t,ymd,UTsec) bind(C, name='neutral_perturb_C')
type(C_PTR), intent(in) :: cfgC
type(C_PTR), intent(inout) :: intvarsC
integer(C_INT), intent(in) :: xtype
type(C_PTR), intent(in) :: xC
real(wp), intent(in) :: dt,t
integer(C_INT), dimension(3), intent(in) :: ymd
real(wp), intent(in) :: UTsec
type(gemini_cfg), pointer :: cfg
type(gemini_work), pointer :: intvars
class(curvmesh), pointer :: x
call c_f_pointer(cfgC, cfg)
call c_f_pointer(intvarsC,intvars)
x=>set_gridpointer_dyntype(xtype, xC)
call neutral_perturb_in(cfg, intvars, x, dt, t, ymd, UTsec)
end subroutine neutral_perturb_C
subroutine efield_perturb_C(cfgC, intvarsC, xtype,xC, dt,t,ymd,UTsec) bind(C, name='efield_perturb_C')
type(C_PTR), intent(in) :: cfgC
type(C_PTR), intent(inout) :: intvarsC
integer(C_INT), intent(in) :: xtype
type(C_PTR), intent(in) :: xC
real(wp), intent(in) :: dt,t
integer(C_INT), dimension(3), intent(in) :: ymd
real(wp), intent(in) :: UTsec
type(gemini_cfg), pointer :: cfg
type(gemini_work), pointer :: intvars
class(curvmesh), pointer :: x
call c_f_pointer(cfgC, cfg)
call c_f_pointer(intvarsC,intvars)
x=>set_gridpointer_dyntype(xtype, xC)
call efield_perturb_in(cfg, intvars, x, dt, t, ymd, UTsec)
end subroutine efield_perturb_C
subroutine electrodynamics_C(cfgC, fluidvarsC,fluidauxvarsC,electrovarsC, intvarsC, xtype,xC, &
t,dt,ymd,UTsec) bind(C, name='electrodynamics_C')
type(C_PTR), intent(in) :: cfgC
type(C_PTR), intent(inout) :: fluidvarsC
type(C_PTR), intent(in) :: fluidauxvarsC, electrovarsC
type(C_PTR), intent(inout) :: intvarsC
integer(C_INT), intent(in) :: xtype
type(C_PTR), intent(in) :: xC
real(wp), intent(in) :: t,dt
integer(C_INT), dimension(3), intent(in) :: ymd
real(wp), intent(in) :: UTsec
type(gemini_cfg), pointer :: cfg
real(wp), dimension(:,:,:,:), pointer :: fluidvars, fluidauxvars, electrovars
type(gemini_work), pointer :: intvars
class(curvmesh), pointer :: x
call c_f_pointer(cfgC, cfg)
call c_f_pointer(fluidvarsC,fluidvars,[(lx1+4),(lx2+4),(lx3+4),(5*lsp)])
call c_f_pointer(fluidauxvarsC,fluidauxvars,[(lx1+4),(lx2+4),(lx3+4),(2*lsp+9)])
call c_f_pointer(electrovarsC,electrovars,[(lx1+4),(lx2+4),(lx3+4),(2*lsp+9)])
call c_f_pointer(intvarsC,intvars)
x=>set_gridpointer_dyntype(xtype, xC)
call electrodynamics_in(cfg, fluidvars, fluidauxvars, electrovars, intvars, x, t, dt, ymd, UTsec)
end subroutine electrodynamics_C
subroutine halo_interface_vels_allspec_C(xtype,xC, fluidvarsC, lsp) bind(C, name='halo_interface_vels_allspec_C')
integer(C_INT), intent(in) :: xtype
type(C_PTR), intent(in) :: xC
type(C_PTR), intent(inout) :: fluidvarsC
integer(C_INT), intent(in) :: lsp
class(curvmesh), pointer :: x
real(wp), dimension(:,:,:,:), pointer :: fluidvars
x=>set_gridpointer_dyntype(xtype, xC)
call c_f_pointer(fluidvarsC,fluidvars,[(lx1+4),(lx2+4),(lx3+4),(5*lsp)])
call halo_interface_vels_allspec_in(x, fluidvars, lsp)
end subroutine halo_interface_vels_allspec_C
subroutine halo_allparams_C(xtype,xC, fluidvarsC,fluidauxvarsC) bind(C, name='halo_allparams_C')
integer(C_INT), intent(in) :: xtype
type(C_PTR), intent(in) :: xC
type(C_PTR), intent(inout) :: fluidvarsC, fluidauxvarsC
class(curvmesh), pointer :: x
real(wp), dimension(:,:,:,:), pointer :: fluidvars, fluidauxvars
x=>set_gridpointer_dyntype(xtype, xC)
call c_f_pointer(fluidvarsC,fluidvars,[(lx1+4),(lx2+4),(lx3+4),(5*lsp)])
call c_f_pointer(fluidauxvarsC,fluidauxvars,[(lx1+4),(lx2+4),(lx3+4),(2*lsp+9)])
call halo_allparams_in(x, fluidvars, fluidauxvars)
end subroutine halo_allparams_C
subroutine halo_fluidvars_C(xtype,xC, fluidvarsC,fluidauxvarsC) bind(C, name='halo_fluidvars_C')
integer(C_INT), intent(in) :: xtype
type(C_PTR), intent(in) :: xC
type(C_PTR), intent(inout) :: fluidvarsC, fluidauxvarsC
class(curvmesh), pointer :: x
real(wp), dimension(:,:,:,:), pointer :: fluidvars, fluidauxvars
x=>set_gridpointer_dyntype(xtype, xC)
call c_f_pointer(fluidvarsC,fluidvars,[(lx1+4),(lx2+4),(lx3+4),(5*lsp)])
call c_f_pointer(fluidauxvarsC,fluidauxvars,[(lx1+4),(lx2+4),(lx3+4),(2*lsp+9)])
call halo_fluidvars_in(x, fluidvars, fluidauxvars)
end subroutine halo_fluidvars_C
subroutine RK2_prep_mpi_allspec_C(xtype,xC, fluidvarsC) bind(C, name='RK2_prep_mpi_allspec_C')
integer(C_INT), intent(in) :: xtype
type(C_PTR), intent(in) :: xC
type(C_PTR), intent(inout) :: fluidvarsC
class(curvmesh), pointer :: x
real(wp), dimension(:,:,:,:), pointer :: fluidvars
x=>set_gridpointer_dyntype(xtype, xC)
call c_f_pointer(fluidvarsC,fluidvars,[(lx1+4),(lx2+4),(lx3+4),(5*lsp)])
call RK2_prep_mpi_allspec_in(x, fluidvars)
end subroutine RK2_prep_mpi_allspec_C
subroutine RK2_global_boundary_allspec_C(xtype,xC,fluidvarsC) bind(C, name='RK2_global_boundary_allspec_C')
integer(C_INT), intent(in) :: xtype
type(C_PTR), intent(in) :: xC
type(C_PTR), intent(inout) :: fluidvarsC
class(curvmesh), pointer :: x
real(wp), dimension(:,:,:,:), pointer :: fluidvars
x=>set_gridpointer_dyntype(xtype, xC)
call c_f_pointer(fluidvarsC,fluidvars,[(lx1+4),(lx2+4),(lx3+4),(5*lsp)])
call RK2_global_boundary_allspec_in(x, fluidvars)
end subroutine RK2_global_boundary_allspec_C
subroutine get_gavg_Tinf_C(intvarsC) bind(C, name='get_gavg_Tinf_C')
type(C_PTR), intent(in) :: intvarsC
type(gemini_work), pointer :: intvars
call c_f_pointer(intvarsC,intvars)
call get_gavg_Tinf_in(intvars)
end subroutine get_gavg_Tinf_C
subroutine clear_neutral_perturb_C(intvarsC) bind(C, name='clear_neutral_perturb_C')
type(C_PTR), intent(inout) :: intvarsC
type(gemini_work), pointer :: intvars
call c_f_pointer(intvarsC,intvars)
call clear_neutral_perturb_in(intvars)
end subroutine clear_neutral_perturb_C
subroutine clear_neutral_background_C(intvarsC) bind(C, name='clear_neutral_background_C')
type(C_PTR), intent(inout) :: intvarsC
type(gemini_work), pointer :: intvars
call c_f_pointer(intvarsC,intvars)
call clear_neutral_background_in(intvars)
end subroutine clear_neutral_background_C
end module gemini3d_mpi_C