phys_cal_mod.F90

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! $Id:$
MODULE phys_cal_mod
! This module contains information on the calendar at the current time step

  INTEGER,SAVE :: year_cur      ! current year
!$OMP THREADPRIVATE(year_cur)
  INTEGER,SAVE :: mth_cur       ! current month
!$OMP THREADPRIVATE(mth_cur)
  INTEGER,SAVE :: day_cur       ! current day
!$OMP THREADPRIVATE(day_cur)
  INTEGER,SAVE :: days_elapsed  ! number of whole days since start of the simulation 
!$OMP THREADPRIVATE(days_elapsed)
  INTEGER,SAVE :: mth_len       ! number of days in the current month
!$OMP THREADPRIVATE(mth_len)
  INTEGER,SAVE :: year_len      ! number of days in the current year
!$OMP THREADPRIVATE(year_len)
  REAL,SAVE    :: hour
!$OMP THREADPRIVATE(hour)
  REAL,SAVE    :: jd_1jan
!$OMP THREADPRIVATE(jD_1jan)
  REAL,SAVE    :: jh_1jan
!$OMP THREADPRIVATE(jH_1jan)
  REAL,SAVE    :: xjour
!$OMP THREADPRIVATE(xjour)
  REAL,SAVE    :: jd_cur  ! jour courant a l'appel de la physique (jour julien)
!$OMP THREADPRIVATE(jD_cur)
  REAL,SAVE    :: jh_cur  ! heure courante a l'appel de la physique (jour julien)
!$OMP THREADPRIVATE(jH_cur)
  REAL,SAVE    :: jd_ref  ! jour du demarage de la simulation (jour julien)
!$OMP THREADPRIVATE(jD_ref)
 CHARACTER (len=10) :: calend ! type of calendar to use
                              ! (can be earth_360d, earth_365d or earth_366d)
!$OMP THREADPRIVATE(calend)


CONTAINS
  
  SUBROUTINE phys_cal_init(annee_ref,day_ref)
  USE ioipsl, ONLY:  ymds2ju
  USE ioipsl_getin_p_mod, ONLY: getin_p
  IMPLICIT NONE
    INTEGER,INTENT(IN) :: annee_ref
    INTEGER,INTENT(IN) :: day_ref

    ! Find out which type of calendar we are using
    calend = 'earth_360d' ! default
    CALL getin_p("calend",calend)
     
    CALL ymds2ju(annee_ref, 1, day_ref, 0., jd_ref)
    jd_ref=int(jd_ref)
  
  END SUBROUTINE  phys_cal_init

  SUBROUTINE phys_cal_update(jD_cur, jH_cur)
    ! This subroutine updates the module saved variables.

    USE ioipsl, only: ju2ymds, ymds2ju, ioget_mon_len, ioget_year_len
    
    REAL, INTENT(IN) :: jD_cur ! jour courant a l'appel de la physique (jour julien)
    REAL, INTENT(IN) :: jH_cur ! heure courante a l'appel de la physique (jour julien)
    
    CALL ju2ymds(jd_cur+jh_cur, year_cur, mth_cur, day_cur, hour)
    CALL ymds2ju(year_cur, 1, 1, 0., jd_1jan)
    
    jh_1jan = jd_1jan - int(jd_1jan)
    jd_1jan = int(jd_1jan) 
    xjour = jd_cur - jd_1jan
    days_elapsed = jd_cur - jd_1jan

    ! Get lenght of acutual month
    mth_len = ioget_mon_len(year_cur,mth_cur)

    year_len = ioget_year_len(year_cur)

  END SUBROUTINE phys_cal_update

END MODULE phys_cal_mod