!-------------------------------------- LICENCE BEGIN ------------------------------------
!Environment Canada - Atmospheric Science and Technology License/Disclaimer,
!                     version 3; Last Modified: May 7, 2008.
!This is free but copyrighted software; you can use/redistribute/modify it under the terms
!of the Environment Canada - Atmospheric Science and Technology License/Disclaimer
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!

SUBROUTINE oda_Jo 1,1
  use modmask, only : lmask,ldiag
  implicit none
  !
  !Purpose:
  !Compute JO contribution of each assimilated and diagnosed data
  !and store the result in ROBDATA8(NCMOMI)
  !
  !Author  : S. Pellerin *ARMA/MRB January 2009
  !
  !Revision:
  ! L. Fillion, ARMA/EC, 5 Jun 2009. Introduce 1 Obs experiment.
  !
#include "comdim.cdk"
#include "comdimo.cdk"
#include "comoabdy.cdk"
#include "comoahdr.cdk"
#include "comoba.cdk"
#include "comcva.cdk"

  !Local declarations
  INTEGER JDATA
!
!!
  if(l1obs) then
    ROBDATA8(NCMOMI,1)= &
       (ROBDATA8(NCMOMA,1)*ROBDATA8(NCMOMA,1))/2.
  else    
    DO JDATA=1,ndata
       IF (lmask(jdata).or.ldiag(jdata)) THEN
          ROBDATA8(NCMOMI,JDATA)= &
               (ROBDATA8(NCMOMA,JDATA)*ROBDATA8(NCMOMA,JDATA))/2.
       ENDIF
    END DO
  endif
!
  RETURN
END SUBROUTINE oda_Jo