!-------------------------------------- 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
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!

      subroutine sim_cv_sdev_la 1,1
!
#if defined (DOC)
*
***s/r sim_cv_sdev_la  - Simulated background st-dev in 'LU'.
*
*Author  : L. Fillion  *ARMA/EC - 2 Mar 2010.
*Revision:
*L. Fillion  *ARMA/EC - 18 May 2010. - Scale according to Helmholtz or not.
*L. Fillion  *ARMA/EC - 12 Jul 2010. - Initialize TG st-dev.
*
*Arguments
*
#endif
C
      IMPLICIT NONE
*implicits
#include "taglam4d.cdk"
#include "comcst.cdk"
#include "pardim.cdk"
#include "comdim.cdk"
#include "comcva.cdk"
#include "comlun.cdk"
#include "comrgsigla.cdk"
#include "compdg.cdk"
#include "comstate.cdk"
#include "compstat.cdk"
*
      integer ji,jj,jk
      integer idum1,idum2,idum3,idum4
      real*8 zmin,zmax
      real*8 zfac
!
!!
      WRITE(NULOUT,FMT='(/,4X,"Starting sim_cv_sdev_la",//)')
!
      call maxmin(ttg,ni,nj,nflev,zmin,zmax,
     &            idum1,idum2,idum3,idum4,'sim_cv_sdev_la ',
     &            'TTG')
!
      zfac = 5.0e-12
      if(lcva_helm) zfac = 1.0
      do jk = 1,nflev
        do jj = 1,nj
          do ji = 1,ni
            rgsiglapp(ji,jk,jj) = zfac*6.0e3
            rgsiglacu(ji,jk,jj) = zfac*6.0e4
            rgsiglatu(ji,jk,jj) = 0.345*1.0
            rgsiglalq(ji,jk,jj) = 0.345*1.0
          enddo
        enddo
      enddo
!
      do jj = 1,nj
        do ji = 1,ni
          rgsiglapu(ji,1,jj) = 0.345*1.*100.0
        enddo
      enddo
!
      if(NSEXIST(nstg).eq.1) then
        tgstdbg(:,:) = 1.0   ! n.b. fully horiz. variable array as used in readgerr.ftn
      endif
!
      return
      end