!Programme permettant de lire le fichier chemrestart.nc ou est stocké flux:

  
SUBROUTINE xios_chem_read_restart(init_source, init_tauinca, init_pizinca, init_cginca, init_ccm)

  USE SPECIES_NAMES
  USE INCA_DIM
  USE SFLX
  USE PRINT_INCA
  USE MOD_INCA_PARA
  USE MOD_INCA_TRANSFERT_PARA
  USE XIOS_INCA

  USE CHEM_MODS, ONLY : invariants, hrates_cv, h2oc
  USE AIRPLANE_SRC, ONLY : itrop
  USE RATE_INDEX_MOD
  USE AEROSOL_DIAG, ONLY :  mrfname, naero_grp


  IMPLICIT NONE

  INCLUDE 'netcdf.inc'

  REAL, DIMENSION(PLON,8),INTENT(OUT) :: init_source
  REAL, DIMENSION(PLON,PLEV,naero_grp,2),INTENT(OUT) :: init_tauinca
  REAL, DIMENSION(PLON,PLEV,naero_grp,2),INTENT(OUT) :: init_pizinca
  REAL, DIMENSION(PLON,PLEV,naero_grp,2),INTENT(OUT) :: init_cginca
  REAL, DIMENSION(PLON,PLEV,2),INTENT(OUT) :: init_ccm

  INTEGER :: i,iretrest,ncidrest
  logical, save :: first = .TRUE. 
!$OMP THREADPRIVATE(first) 
  LOGICAL, SAVE :: restart = .FALSE.
!$OMP THREADPRIVATE(restart)



!$OMP MASTER
  if (is_mpi_root .and. first) then 
     INQUIRE(FILE="chem_start.nc",EXIST=restart)
  endif
!$OMP END MASTER
  call bcast(restart) 

  write(lunout,*) "dans xios_chem_read_restart", restart




  CALL xios_inca_change_context("inca")

  if (first .and. restart ) then 
!     if (grid_type == regular_lonlat) THEN 

        DO i=1,8
           write(lunout,*) "source"//trim(tracnam(i))//"_read"
           CALL xios_inca_recv_field("source"//trim(tracnam(i))//"_read", init_source(:,i)) 
        END DO
        write(lunout,*) 'lecture de invariants '
        
        ! for invariants 
        DO i=1, 12
           CALL xios_inca_recv_field("inv_"//trim(invname(i))//"_read", invariants(:,:,i)) 
        ENDDO

!     ELSE IF (grid_type == unstructured) THEN 
!
!        DO i=1,8
!           write(lunout,*) "source"//trim(tracnam(i))//"_interp"
!           CALL xios_inca_recv_field("source"//trim(tracnam(i))//"_interp", init_source(:,i)) 
!        END DO
!        write(lunout,*) 'lecture de invariants '
!        
!        ! for invariants 
!        DO i=1, 12
!           CALL xios_inca_recv_field("inv_"//trim(invname(i))//"_interp", invariants(:,:,i)) 
!        ENDDO
!
!#ifdef AER
!        write(lunout,*) 'lecture des var pour la radiation  '
!        ! for radiation 
!        DO i=1, naero_grp
!           
!           CALL xios_inca_recv_field("tau_inca1_"//trim(mrfname(i))//"_interp", init_tauinca(:,:,i,1))
!           
!           CALL xios_inca_recv_field("tau_inca2_"//trim(mrfname(i))//"_interp", init_tauinca(:,:,i,2))
!           
!           CALL xios_inca_recv_field("piz_inca1_"//trim(mrfname(i))//"_interp", init_pizinca(:,:,i,1))
!
!           CALL xios_inca_recv_field("piz_inca2_"//trim(mrfname(i))//"_interp", init_pizinca(:,:,i,2))
!
!           CALL xios_inca_recv_field("cg_inca1_"//trim(mrfname(i))//"_interp", init_cginca(:,:,i,1))
!
!           CALL xios_inca_recv_field("cg_inca2_"//trim(mrfname(i))//"_interp", init_cginca(:,:,i,2))
!           
!        ENDDO
!        write(lunout,*) 'lecture de ccm '
!             
!        CALL xios_inca_recv_field("ccm1_interp", init_ccm(:,:,1)) 
!        CALL xios_inca_recv_field("ccm2_interp", init_ccm(:,:,2)) 
!
!
!#endif
!
!

!     ENDIF

     first = .FALSE. 
  endif



!  CALL xios_inca_change_context("LMDZ")


END SUBROUTINE xios_chem_read_restart