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!Environment Canada - Atmospheric Science and Technology License/Disclaimer,
!                     version 3; Last Modified: May 7, 2008.
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!

      subroutine invlap_euclid(psol,prhs,knk) 4,1
!
!s/r invlap_euclid: Inverse Laplacian assuming small enough grid extension to neglect sphericity.
!
! AUTHOR: Luc Fillion - ARMA/EC - 15 Jun 2009.
!
! Revision:
!
! IN/OUT:
! IN:
!
      IMPLICIT  NONE
!
#include "taglam4d.cdk"
#include "comdim.cdk"
#include "comcst.cdk"
#include "comfftla.cdk"
#include "comlun.cdk"
#include "comgrd_param.cdk"
#include "comsp.cdk"
#include "comgemla.cdk"
#include "comlap.cdk"
!
      integer knk
      real*8 psol(ni,knk,nj)
      real*8 prhs(nla,2,knk)
!
      INTEGER myid,numthd,omp_get_thread_num,omp_get_num_threads
      integer jla,jk
!
!!
!$OMP PARALLEL PRIVATE(jk,jla,myid,numthd)
      myid=omp_get_thread_num()+1
      numthd=omp_get_num_threads()
      do jla = myid,nla,numthd
        do jk = 1, knk
          prhs(jla,1,jk)=rilapxy(jla)*prhs(jla,1,jk)
          prhs(jla,2,jk)=rilapxy(jla)*prhs(jla,2,jk)
        enddo
      enddo
!$OMP END PARALLEL
!
      call sp2rela(psol,prhs,knk)
!
      return
      end