!-------------------------------------- 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
!version 3 or (at your option) any later version that should be found at:
!http://collaboration.cmc.ec.gc.ca/science/rpn.comm/license.html
!
!This software is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
!without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
!See the above mentioned License/Disclaimer for more details.
!You should have received a copy of the License/Disclaimer along with this software;
!if not, you can write to: EC-RPN COMM Group, 2121 TransCanada, suite 500, Dorval (Quebec),
!CANADA, H9P 1J3; or send e-mail to service.rpn@ec.gc.ca
!-------------------------------------- LICENCE END --------------------------------------
!
C
C  X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X
C

      subroutine sp2rela(pgd,psp,knk) 13,2
*
***s/r sp2rela  - Go from input 3D SP field to gridpoint field.
*
*
*Author  : Luc Fillion - ARMA/EC - 23 Apr 2008.
* Revision: Luc Fillion - 9 Dec 2008 - Correct a bug on nflev rather than using argument knk.
*     -------------------
**    Purpose: Used for LA-XD-Var 
*
*Arguments
*     none
*
      implicit none
#include "taglam4d.cdk"
#include "comdim.cdk"
#include "comcva.cdk"
#include "comfftla.cdk"
#include "comsp.cdk"
!
      integer knk
      real*8 pgd(ni,knk,nj)
      real*8 psp(nla,2,knk)
!
      integer jk,ji,jj
      real*8 zgdxy(ni,nj)
*
*
**
      do jk = 1, knk
        if(lrpnfft) then
          call idft2dr(zgdxy,psp(1,1,jk))
          do ji=1,ni
          do jj=1,nj
            pgd(ji,jk,jj)=zgdxy(ji,jj)
          enddo
          enddo
        else
          call idft2d(pgd(1,1,1),psp,sdft2d,nindxy,jk,
     &                mlen2d,nla,ni,nj,knk)
        endif
      enddo
!
      return
      end