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

      SUBROUTINE oda_maskpp(CDFAM) 3,1
      use modmask, only : lmaskpp_in, lmaskpp_out, lmask,ldiagpp, ldiag
      IMPLICIT NONE
* Argument declarations
      CHARACTER *2 CDFAM ! Family code to process (UA,SW,AI)
#if defined (DOC)
*
*Purpose : Defines a mask of assimilated and diagnosed data inside
*          and outside the vertical domain
*
*Author  : S. Pellerin, ARMA, January 2009
*          Based on selection made in observation operator as written by
*          P. Koclas *CMC/AES in September 1994
*Revision:
*
#endif

#include "comlun.cdk"
#include "comdimo.cdk"
#include "comcst.cdk"
#include "comoabdy.cdk"
#include "comoahdr.cdk"
#include "comoba.cdk"
#include "cvcord.cdk"
#include "comnumbr.cdk"
#include "comfilt.cdk"
* Local declarations
      INTEGER IPB,IPT,IDBURP
      INTEGER IOBS,IPOS,IK,IBEGIN,ILAST,ILASTOB,IBEGINOB,IDATEND,NQCVAR
      INTEGER J,JDATA,IDATA,ITYP,ISTYP,JJ,JO
      REAL*8 ZVAR,ZOER,ZDADPS,ZCON,ZINC,ZPHI,ZJON,ZGAMI,ZSLEV,ZQCARG
      REAL*8 ZWB,ZWT, ZEXP, ZGAMMA,ZLTV,ZTVG,ZPPOST
      REAL*8 ZLEV,ZPT,ZPB,ZLAT,ZLON,ZTORAD,ZPRESBPB,ZPRESBPT
      REAL*8 DLSUM
      LOGICAL LLOK, LLPRINT, LLUV, LLNOXTR
      LLNOXTR   = .false.
C
      DO J = 1,NFILES
        IF ( (CFAMTYP(J) .EQ. CDFAM) .AND.( NBEGINTYP(J) .GT. 0)) THEN
          IBEGIN=NBEGINTYP(J)
          ILAST=NENDTYP(J)
C
C     Process all data within the domain of the model
C
          IBEGINOB = MOBDATA(NCMOBS,IBEGIN)
          ILASTOB  = MOBDATA(NCMOBS,ILAST)
          DO JO = IBEGINOB, ILASTOB
            IDATA   = MOBHDR(NCMRLN,JO)
            IDATEND = MOBHDR(NCMNLV,JO) + IDATA - 1
            DO JDATA=IDATA,IDATEND
              lmaskpp_in(jdata)=(MOBDATA(NCMASS,JDATA) .EQ. 1)
     &             .AND. (MOBDATA(NCMXTR,JDATA) .EQ. 0)
     &             .AND. (MOBDATA(NCMVCO,JDATA) .EQ. 2)
              IF ( MOBDATA(NCMVNM,JDATA) .EQ. NEHU  .AND.
     &             MOBDATA(NCMVCO,JDATA) .EQ. 2   ) THEN
                IF   ( NINT(ROBDATA8(NCMPPP,JDATA)) .GE. NINT(RLIMLVHU
     &               *100) ) THEN
                  ldiagpp(jdata) = .true.
                ENDIF
              endif

            END DO
          enddo
C
          DO JDATA=IBEGIN,ILAST
            lmaskpp_out(jdata)=(MOBDATA(NCMASS,JDATA) .EQ. 1)
     &           .AND. (MOBDATA(NCMXTR,JDATA) .EQ. 2)
     &           .AND. (MOBDATA(NCMVCO,JDATA) .EQ. 2)
            if (lmaskpp_out(jdata) .and. MOBDATA(NCMVNM,JDATA) .NE.NEGZ)
     &           then
              lmaskpp_out(jdata) = .false.
              LLNOXTR   = .true.
              ZTORAD    = 1.D0/(RPI/180.D0)
              ZLAT      = ROBHDR(NCMLAT,IOBS)*ZTORAD
              ZLON      = ROBHDR(NCMLON,IOBS)*ZTORAD
              IDBURP    = MOD(MOBHDR(NCMITY,IOBS),1000)
*
              WRITE(NULOUT,*)' ODA_MASKPP: NO EXTRAPOLATION ALLOWED '
     &             ,' OBS ',CSTNID(IOBS),' TYPE ',IDBURP, ' ELM '
     &             , MOBDATA(NCMVNM,JDATA),' LAT ', ZLAT,  ' LON ',
     &             ZLON
            endif
          END DO
        ENDIF
      END DO
      lmask = lmask .or. lmaskpp_in
      lmask = lmask .or. lmaskpp_out
      ldiag = ldiag .or. ldiagpp
C--------------------------------------------------------------------
      IF(LLNOXTR) THEN
        WRITE(NULOUT,*)'xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx'
        WRITE(NULOUT,*)' Warning - ODA_MASKPP: NO EXTRAPOLATION'
     &       ,' ALLOWED SEE LISTING FOR MORE DETAILS'
        WRITE(NULOUT,*)'xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx'
      ENDIF
C
      RETURN
      END