source: LMDZ6/branches/Amaury_dev/libf/dynphy_lonlat/phylmd/iniphysiq_mod.F90 @ 5182

! $Id: iniphysiq_mod.F90 5182 2024-09-10 14:25:29Z abarral $

MODULE iniphysiq_mod

CONTAINS

  SUBROUTINE iniphysiq(ii, jj, nlayer, &
          nbp, communicator, &
          punjours, pdayref, ptimestep, &
          rlatudyn, rlatvdyn, rlonudyn, rlonvdyn, airedyn, cudyn, cvdyn, &
          prad, pg, pr, pcpp, iflag_phys)
    USE dimphy, ONLY: init_dimphy
    USE inigeomphy_mod, ONLY: inigeomphy
    USE lmdz_grid_phy, ONLY: nbp_lon, nbp_lat, nbp_lev, klon_glo ! number of atmospheric columns (on full grid)
    USE lmdz_phys_para, ONLY: klon_omp ! number of columns (on local omp grid)
    USE lmdz_vertical_layers, ONLY: init_vertical_layers
    USE lmdz_infotrac, ONLY: nbtr, type_trac

#ifdef REPROBUS
  USE CHEM_REP, ONLY: Init_chem_rep_phys
#ifdef CPP_PARA
  USE parallel_lmdz, ONLY: mpi_size, mpi_rank
  USE bands, ONLY: distrib_phys
#endif
  USE lmdz_phys_omp_data, ONLY: klon_omp
#endif
    USE control_mod, ONLY: dayref, anneeref, day_step, nday, offline, iphysiq
    USE inifis_mod, ONLY: inifis
    USE time_phylmdz_mod, ONLY: init_time
    USE temps_mod, ONLY: annee_ref, day_ini, day_ref, start_time, calend, year_len
    USE infotrac_phy, ONLY: init_infotrac_phy
    USE phystokenc_mod, ONLY: init_phystokenc
    USE phyaqua_mod, ONLY: iniaqua
    USE comconst_mod, ONLY: omeg, rad
    USE indice_sol_mod, ONLY: nbsrf, is_oce, is_sic, is_ter, is_lic
#ifdef CPP_PARA
  USE parallel_lmdz, ONLY: mpi_size, mpi_rank
  USE bands, ONLY: distrib_phys
#endif
    USE lmdz_phys_omp_data, ONLY: klon_omp
    USE lmdz_ioipsl_getin_p, ONLY: getin_p
    USE slab_heat_transp_mod, ONLY: ini_slab_transp_geom
    USE lmdz_iniprint, ONLY: lunout, prt_level
    USE lmdz_comgeom
    USE lmdz_tracstoke

USE lmdz_dimensions, ONLY: iim, jjm, llm, ndm
  USE lmdz_paramet
    IMPLICIT NONE

    ! =======================================================================
    ! Initialisation of the physical constants and some positional and
    ! geometrical arrays for the physics
    ! =======================================================================




    REAL, INTENT (IN) :: prad ! radius of the planet (m)
    REAL, INTENT (IN) :: pg ! gravitational acceleration (m/s2)
    REAL, INTENT (IN) :: pr ! reduced gas constant R/mu
    REAL, INTENT (IN) :: pcpp ! specific heat Cp
    REAL, INTENT (IN) :: punjours ! length (in s) of a standard day
    INTEGER, INTENT (IN) :: nlayer ! number of atmospheric layers
    INTEGER, INTENT (IN) :: ii ! number of atmospheric columns along longitudes
    INTEGER, INTENT (IN) :: jj ! number of atompsheric columns along latitudes
    INTEGER, INTENT(IN) :: nbp ! number of physics columns for this MPI process
    INTEGER, INTENT(IN) :: communicator ! MPI communicator
    REAL, INTENT (IN) :: rlatudyn(jj + 1) ! latitudes of the physics grid
    REAL, INTENT (IN) :: rlatvdyn(jj) ! latitude boundaries of the physics grid
    REAL, INTENT (IN) :: rlonvdyn(ii + 1) ! longitudes of the physics grid
    REAL, INTENT (IN) :: rlonudyn(ii + 1) ! longitude boundaries of the physics grid
    REAL, INTENT (IN) :: airedyn(ii + 1, jj + 1) ! area of the dynamics grid (m2)
    REAL, INTENT (IN) :: cudyn((ii + 1) * (jj + 1)) ! cu coeff. (u_covariant = cu * u)
    REAL, INTENT (IN) :: cvdyn((ii + 1) * jj) ! cv coeff. (v_covariant = cv * v)
    INTEGER, INTENT (IN) :: pdayref ! reference day of for the simulation
    REAL, INTENT (IN) :: ptimestep !physics time step (s)
    INTEGER, INTENT (IN) :: iflag_phys ! type of physics to be called

    INTEGER :: ibegin, iend, offset
    INTEGER :: i, j, k
    CHARACTER (LEN = 20) :: modname = 'iniphysiq'
    CHARACTER (LEN = 80) :: abort_message

    LOGICAL :: slab_hdiff
    INTEGER :: slab_ekman
    CHARACTER (LEN = 6) :: type_ocean

#ifndef CPP_PARA
    INTEGER, PARAMETER :: mpi_rank = 0
    INTEGER, PARAMETER :: mpi_size = 1
    INTEGER :: distrib_phys(mpi_rank:mpi_rank) = (jjm - 1) * iim + 2
#endif

    ! --> initialize physics distribution, global fields and geometry
    ! (i.e. things in phy_common or dynphy_lonlat)
    CALL inigeomphy(ii, jj, nlayer, &
            nbp, communicator, &
            rlatudyn, rlatvdyn, &
            rlonudyn, rlonvdyn, &
            airedyn, cudyn, cvdyn)

    ! --> now initialize things specific to the phylmd physics package

    !!$OMP PARALLEL DEFAULT(SHARED) COPYIN(/temps/)
    !    Copy all threadprivate variables in temps_mod
    !$OMP PARALLEL DEFAULT(SHARED) COPYIN(annee_ref,day_ini,day_ref,start_time)

    ! Initialize physical constants in physics:
    CALL inifis(punjours, prad, pg, pr, pcpp)

    CALL init_time(annee_ref, day_ref, day_ini, start_time, nday, ptimestep)

    ! Initialize dimphy module (unless in 1D where it has already been done)
    !  IF (klon_glo>1) CALL Init_dimphy(klon_omp,nlayer)

    ! Copy over "offline" settings
    CALL init_phystokenc(offline, istphy)

    ! Initialization for slab heat transport
    type_ocean = "force"
    CALL getin_p('type_ocean', type_ocean)
    slab_hdiff = .FALSE.
    CALL getin_p('slab_hdiff', slab_hdiff)
    slab_ekman = 0
    CALL getin_p('slab_ekman', slab_ekman)
    IF ((type_ocean=='slab').AND.(slab_hdiff.OR.(slab_ekman>0))) THEN
      CALL ini_slab_transp_geom(ip1jm, ip1jmp1, unsairez, fext, unsaire, &
              cu, cuvsurcv, cv, cvusurcu, &
              aire, apoln, apols, &
              aireu, airev, rlatvdyn, rad, omeg)
    END IF

    ! Initialize tracer names, numbers, etc. for physics
    CALL init_infotrac_phy

    ! Initializations for Reprobus
    IF (type_trac == 'repr') THEN
#ifdef REPROBUS
    CALL Init_chem_rep_phys(klon_omp,nlayer)
    CALL init_reprobus_para( &
          nbp_lon,nbp_lat,nbp_lev,klon_glo,mpi_size, &
          distrib_phys,communicator)
#endif
    ENDIF
    !$OMP END PARALLEL

    IF (type_trac == 'repr') THEN
#ifdef REPROBUS
    CALL init_reprobus_para( &
          nbp_lon,nbp_lat,nbp_lev,klon_glo,mpi_size, &
          distrib_phys,communicator)
#endif
    ENDIF

    !!$OMP PARALLEL DEFAULT(SHARED) COPYIN(/temps/)
    !$OMP PARALLEL DEFAULT(SHARED)
    ! Additional initializations for aquaplanets
    IF (iflag_phys>=100) THEN
      CALL iniaqua(klon_omp, year_len, iflag_phys)
    END IF

    IF (ANY(type_trac == ['inca', 'inco'])) THEN
      CALL init_inca_dim_reg(nbp_lon, nbp_lat - 1, &
              rlonudyn, rlatudyn, rlonvdyn, rlatvdyn)
    END IF

    !$OMP END PARALLEL

  END SUBROUTINE iniphysiq

END MODULE iniphysiq_mod