C    Copyright(C) 1999-2020 National Technology & Engineering Solutions
C    of Sandia, LLC (NTESS).  Under the terms of Contract DE-NA0003525 with
C    NTESS, the U.S. Government retains certain rights in this software.
C
C    See packages/seacas/LICENSE for details

      SUBROUTINE GDATA (MP, ML, MS, MR, MSC, MCOM, ICOM, JCOM, CIN,
     &   RIN, IIN, KIN, IDUMP, N, IPOINT, COOR, IPBOUN, ILINE, LTYPE,
     &   NINT, FACTOR, LCON, ILBOUN, ISBOUN, ISIDE, NLPS, IFLINE,
     &   ILLIST, IBARST, JMAT, JCENT, NLPB, JFLINE, JLLIST, IREGN,
     &   IMAT, NSPR, IFSIDE, ISLIST, LINKP, LINKL, LINKS, LINKB, LINKR,
     &   LINKSC, REXTRM, RSIZE, SCHEME, DEFSCH, DEFSIZ, TITLE, LABP,
     &   LABL, LABR, AXISD, LABMD, LABI, LABF, LABPB, LABLB, LABSBD,
     &   LABSC, LABSZ, FULL, IDEV, ALPHA, DEV1, VAXVMS, VERSN, WROTE,
     &   TIME1, HARDPL, BATCH)
C***********************************************************************

C  GDATA = SUBROUTINE TO INPUT LIGHT TABLE POINTS

C***********************************************************************

C  SUBROUTINE CALLED BY:
C     FASTQ = A PROGRAM TO QUICKLY PREPARE QMESH INPUT

C***********************************************************************

      DIMENSION IPOINT (MP), COOR (2, MP), IPBOUN (MP)
      DIMENSION ILINE (ML), LTYPE (ML), NINT (ML)
      DIMENSION FACTOR (ML), LCON (3, ML)
      DIMENSION ILBOUN (ML), ISBOUN (ML)
      DIMENSION ISIDE (MS), NLPS (MS), IFLINE (MS), ILLIST (MS*3)
      DIMENSION IBARST (MS), JMAT (MS), JCENT (MS)
      DIMENSION NLPB (MS), JFLINE (MS), JLLIST (MS*3)
      DIMENSION IREGN (MR), IMAT (MR), NSPR (MR), IFSIDE (MR)
      DIMENSION ISLIST (MR*4)
      DIMENSION SCHEME (MSC), RSIZE (MR)
      DIMENSION LINKP (2, MP), LINKL (2, ML), LINKS (2, MS)
      DIMENSION LINKB (2, MS), LINKR (2, MR), LINKSC (2, MR)
      DIMENSION REXTRM (4, MR), N (29)
      DIMENSION KIN (MCOM), IIN (MCOM), RIN (MCOM)
      DIMENSION IDEV (2), III (1)

      CHARACTER*72 SCHEME, DEFSCH, TITLE, CIN (MCOM)
      CHARACTER*3 DEV1, VERSN*9

      LOGICAL DRAWN, FLAG, GOPLOT, ALPHA
      LOGICAL ADDLNK, VAXVMS, WROTE
      LOGICAL LABP, LABL, LABR, AXISD, LABMD
      LOGICAL LABI, LABF, LABPB, LABLB, LABSBD
      LOGICAL FULL, LABSC, LABSZ, GETMAX, TEST
      LOGICAL NUMPLT, HARDPL, BATCH, FOUND

      IZ = 0
      DRAWN = .FALSE.
      ADDLNK = .FALSE.
      GETMAX = .FALSE.
      TEST = .FALSE.
      NUMPLT = .FALSE.

C  FLAG ALL THE DATA TO BE PLOTTED

      FLAG = .TRUE.
      CALL FLAGD (MP, N (18), LINKP, IPOINT, FLAG)
      CALL FLAGD (ML, N (19), LINKL, ILINE, FLAG)
      CALL FLAGD (MR, N (22), LINKR, IREGN, FLAG)

C  GET THE REGION AND BODY EXTREMES

      CALL GETEXT (MP, ML, MS, MR, N, IPOINT, COOR, ILINE, LTYPE,
     &   LCON, NLPS, IFLINE, ILLIST, NSPR, IFSIDE, ISLIST, LINKP,
     &   LINKL, LINKS, LINKR, REXTRM, XMIN, XMAX, YMIN, YMAX)

      XMIN1 = XMIN
      XMAX1 = XMAX
      YMIN1 = YMIN
      YMAX1 = YMAX
      HXMIN = XMIN
      HYMIN = YMIN
      HXMAX = XMAX
      HYMAX = YMAX

C  ENTER GRAPHICS OPTION

  100 CONTINUE
      IF (ICOM .GT. JCOM) THEN
         CALL MESSAGE(' ')
         CALL FREFLD (IZ, IZ, 'ENTER GRAPHICS OPTION: ', MCOM,
     &      IOSTAT, JCOM, KIN, CIN, IIN, RIN)
         ICOM = 1
      ENDIF

C  TOGGLE DRAWING OF THE AXIS

      IF ( (CIN (ICOM) (1:1) .EQ. 'A') .OR.
     &   (CIN (ICOM) (1:1) .EQ. 'a')) THEN
         ICOM = ICOM + 1
         IF (AXISD) THEN
            AXISD = .FALSE.
            CALL MESSAGE('AXIS DRAWING - OFF')
         ELSE
            AXISD = .TRUE.
            CALL MESSAGE('AXIS DRAWING - ON')
         ENDIF

C  TOGGLE THE FACTOR NUMBERS

      ELSEIF ( (CIN (ICOM) (1:2) .EQ. 'FA') .OR.
     &   (CIN (ICOM) (1:2) .EQ. 'fa')) THEN
         ICOM = ICOM + 1
         IF (LABF) THEN
            LABF = .FALSE.
            CALL MESSAGE('FACTOR LABELS - OFF')
         ELSE
            LABF = .TRUE.
            CALL MESSAGE('FACTOR LABELS - ON')
         ENDIF

C  TOGGLE THE FULL DISPLAY OF PROPERTIES

      ELSEIF ( (CIN (ICOM) (1:1) .EQ. 'F') .OR.
     &   (CIN (ICOM) (1:1) .EQ. 'f')) THEN
         ICOM = ICOM + 1
         IF (FULL) THEN
            FULL = .FALSE.
            CALL MESSAGE('FULL DISPLAY OF PROPERTIES - OFF')
         ELSE
            FULL = .TRUE.
            CALL MESSAGE('FULL DISPLAY OF PROPERTIES - ON')
         ENDIF

C  TOGGLE THE SCHEME DISPLAY

      ELSEIF ( (CIN (ICOM) (1:2) .EQ. 'SC') .OR.
     &   (CIN (ICOM) (1:2) .EQ. 'sc')) THEN
         ICOM = ICOM + 1
         IF (LABSC) THEN
            LABSC = .FALSE.
            CALL MESSAGE('SCHEME LABELS - OFF')
         ELSE
            LABSC = .TRUE.
            CALL MESSAGE('SCHEME LABELS - ON')
         ENDIF

C  TOGGLE THE SCHEME DISPLAY

      ELSEIF ( (CIN (ICOM) (1:2) .EQ. 'SI') .OR.
     &   (CIN (ICOM) (1:2) .EQ. 'si')) THEN
         ICOM = ICOM + 1
         IF (LABSZ) THEN
            LABSZ = .FALSE.
            CALL MESSAGE('ELEMENT SIZE LABELS - OFF')
         ELSE
            LABSZ = .TRUE.
            CALL MESSAGE('ELEMENT SIZE LABELS - ON')
         ENDIF

C  TOGGLE THE MATERIAL NUMBERS

      ELSEIF ( (CIN (ICOM) (1:1) .EQ. 'M') .OR.
     &   (CIN (ICOM) (1:1) .EQ. 'm')) THEN
         ICOM = ICOM + 1
         IF (LABMD) THEN
            LABMD = .FALSE.
            CALL MESSAGE('MATERIAL LABELS - OFF')
         ELSE
            LABMD = .TRUE.
            CALL MESSAGE('MATERIAL LABELS - ON')
         ENDIF

C  ENTER LINE INTERVALS

      ELSEIF ( (CIN (ICOM) (1:2) .EQ. 'II') .OR.
     &   (CIN (ICOM) (1:2) .EQ. 'ii')) THEN
         ICOM = ICOM + 1
         IF (ICOM .GT. JCOM) THEN
            CALL MESSAGE('ENTER LINE INTERVALS IN THE FOLLOWING '//
     &         'FORMAT:')
            CALL MESSAGE('[ LINE NO.  (OR NEG SIDE NO.),  INTERVALS ]')
            CALL MESSAGE('HIT RETURN TO END INPUT')
         ENDIF
  110    CONTINUE
         IF (ICOM .GT. JCOM) THEN
            CALL FREFLD (IZ, IZ, '>', MCOM, IOSTAT, JCOM, KIN, CIN,
     &         IIN, RIN)
            ICOM = 1
         ENDIF
         CALL GETI12 (MCOM, ICOM, JCOM, CIN, IIN, KIN, I1, I2, IFOUND)
         III (1) = I1
         IF (IFOUND .GT. 0) THEN
            CALL ININTR (ML, MS, 1, I2, III, N (19), N (20), NINT,
     &         NLPS, IFLINE, ILLIST, LINKL, LINKS, ADDLNK)
            GOTO 110
         ENDIF

C  ENTER LINE FACTORS

      ELSEIF ( (CIN (ICOM) (1:2) .EQ. 'IF') .OR.
     &   (CIN (ICOM) (1:2) .EQ. 'if')) THEN
         ICOM = ICOM + 1
         IF (ICOM .GT. JCOM) THEN
            CALL MESSAGE('ENTER LINE FACTORS IN THE FOLLOWING FORMAT:')
            CALL MESSAGE('[ LINE NO.  (OR NEG. SIDE NO., ) FACTOR ]')
            CALL MESSAGE('HIT RETURN TO END INPUT')
         ENDIF
  120    CONTINUE
         IF (ICOM .GT. JCOM) THEN
            CALL FREFLD (IZ, IZ, '>', MCOM, IOSTAT, JCOM, KIN, CIN,
     &         IIN, RIN)
            ICOM = 1
         ENDIF
         CALL GETI1R (MCOM, ICOM, JCOM, CIN, IIN, RIN, KIN, I1, R1,
     &      IFOUND)
         III (1) = I1
         IF (IFOUND .GT. 0) THEN
            CALL INFACT (ML, MS, 1, R1, III, N (19), N (20), FACTOR,
     &         NLPS, IFLINE, ILLIST, LINKL, LINKS, ADDLNK)
            GOTO 120
         ENDIF

C  TOGGLE THE INTERVAL NUMBERS

      ELSEIF ( (CIN (ICOM) (1:1) .EQ. 'I') .OR.
     &   (CIN (ICOM) (1:1) .EQ. 'i')) THEN
         ICOM = ICOM + 1
         IF (LABI) THEN
            LABI = .FALSE.
            CALL MESSAGE('INTERVAL LABELS - OFF')
         ELSE
            LABI = .TRUE.
            CALL MESSAGE('INTERVAL LABELS - ON')
         ENDIF

C  TOGGLE THE NODE BOUNDARY NUMBERS

      ELSEIF ( (CIN (ICOM) (1:1) .EQ. 'N') .OR.
     &   (CIN (ICOM) (1:1) .EQ. 'n')) THEN
         ICOM = ICOM + 1
         IF (LABLB) THEN
            LABLB = .FALSE.
            CALL MESSAGE('LINE BOUNDARY LABELS - OFF')
         ELSE
            LABLB = .TRUE.
            CALL MESSAGE('LINE BOUNDARY LABELS - ON')
         ENDIF

C  FLAG LINES TO BE PROCESSED

      ELSEIF ( (CIN (ICOM) (1:2) .EQ. 'LP') .OR.
     &   (CIN (ICOM) (1:2) .EQ. 'lp')) THEN
         ICOM = ICOM + 1
         HXMIN = XMIN
         HYMIN = YMIN
         HXMAX = XMAX
         HYMAX = YMAX
         GETMAX = .TRUE.
         FOUND = .FALSE.
         FLAG = .FALSE.
         CALL FLAGD (MP, N (18), LINKP, IPOINT, FLAG)
         CALL FLAGD (ML, N (19), LINKL, ILINE, FLAG)
         CALL FLAGD (MR, N (22), LINKR, IREGN, FLAG)
         GOPLOT = .FALSE.
         CALL MESSAGE('PLOT LINES FROM <I1> TO <I2>')
         CALL MESSAGE('HIT RETURN TO END INPUT')
  130    CONTINUE
         IF (ICOM .GT. JCOM) THEN
            CALL FREFLD (IZ, IZ, '>', MCOM, IOSTAT, JCOM, KIN, CIN,
     &         IIN, RIN)
            ICOM = 1
         ENDIF
         CALL GETI12 (MCOM, ICOM, JCOM, CIN, IIN, KIN, I1, I2, IFOUND)
         IF (IFOUND .GT. 0) THEN
            IF (I1 .GT. 0) THEN
               CALL CHECK (I1, I2, N (19))

C  FLAG ALL DATA ASSOCIATED WITH THE LINES

               DO 150 I = I1, I2
                  CALL LTSORT (ML, LINKL, I, KK, ADDLNK)
                  IF (KK .GT. 0) THEN
                     GOPLOT = .TRUE.

                     DO 140 L = 1, 3
                        IF (LCON (L, KK) .GT. 0) THEN
                           CALL LTSORT (MP, LINKP, LCON (L, KK),
     &                        LL, ADDLNK)
                           IF (LL .GT. 0) THEN
                              IPOINT (LL) = -IABS (IPOINT (LL))
                              IF (.NOT.FOUND) THEN
                                 XMAX = COOR (1, LL)
                                 XMIN = COOR (1, LL)
                                 YMAX = COOR (2, LL)
                                 YMIN = COOR (2, LL)
                                 FOUND = .TRUE.
                              ENDIF
                           ENDIF
                        ENDIF
  140                CONTINUE

                     CALL DLINE (MP, ML, COOR, LINKP, ILINE (KK),
     &                  LTYPE (KK), LCON (1, KK), LCON (2, KK),
     &                  LCON (3, KK), NUMPLT, X1, Y1, TEST, GETMAX,
     &                  XMIN, XMAX, YMIN, YMAX)
                     ILINE (KK) = -IABS (ILINE (KK))
                  ENDIF
  150          CONTINUE
               GOTO 130
            ENDIF
         ENDIF
         GETMAX = .FALSE.
         IF (GOPLOT) THEN

C  PLOT THE LINE DATA THAT HAS BEEN FLAGGED

            IF (ALPHA) THEN
               CALL MESSAGE('NO PLOTTING POSSIBLE ON ALPHANUMERIC '//
     &            'TERMINAL')
            ELSE
               CALL PDATA (MP, ML, MR, MSC, IPOINT, COOR, IPBOUN,
     &            ILINE, LTYPE, NINT, LCON, FACTOR, ILBOUN, ISBOUN,
     &            IREGN, IMAT, LINKP, LINKL, LINKR, LINKSC, RSIZE,
     &            SCHEME, DEFSCH, DEFSIZ, REXTRM, N, LABP, LABL, LABR,
     &            FULL, LABMD, LABI, LABF, LABPB, LABLB, LABSBD, LABSC,
     &            LABSZ, AXISD, TITLE, XMIN, XMAX, YMIN, YMAX, XX1,
     &            YY1, XX2, YY2, DEV1, VERSN)
               DRAWN = .TRUE.
            ENDIF
         ELSE
            XMIN = HXMIN
            YMIN = HYMIN
            XMAX = HXMAX
            YMAX = HYMAX
         ENDIF
         XMIN1 = XMIN
         YMIN1 = YMIN
         XMAX1 = XMAX
         YMAX1 = YMAX

C  TOGGLE THE LINE NUMBERS

      ELSEIF ( (CIN (ICOM) (1:1) .EQ. 'L') .OR.
     &   (CIN (ICOM) (1:1) .EQ. 'l')) THEN
         ICOM = ICOM + 1
         IF (LABL) THEN
            LABL = .FALSE.
            CALL MESSAGE('LINE LABELS - OFF')
         ELSE
            LABL = .TRUE.
            CALL MESSAGE('LINE LABELS - ON')
         ENDIF

C  TOGGLE THE POINT BOUNDARY NUMBERS

      ELSEIF ( (CIN (ICOM) (1:2) .EQ. 'PB') .OR.
     &   (CIN (ICOM) (1:1) .EQ. 'pb')) THEN
         ICOM = ICOM + 1
         IF (LABPB) THEN
            LABPB = .FALSE.
            CALL MESSAGE('POINT BOUNDARY LABELS - OFF')
         ELSE
            LABPB = .TRUE.
            CALL MESSAGE('POINT BOUNDARY LABELS - ON')
         ENDIF

C  TOGGLE THE SIDE BOUNDARY NUMBERS

      ELSEIF ( (CIN (ICOM) (1:2) .EQ. 'EB') .OR.
     &   (CIN (ICOM) (1:2) .EQ. 'eb')) THEN
         ICOM = ICOM + 1
         IF (LABSBD) THEN
            LABSBD = .FALSE.
            CALL MESSAGE('ELEMENT BOUNDARY LABELS - OFF')
         ELSE
            LABSBD = .TRUE.
            CALL MESSAGE('ELEMENT BOUNDARY LABELS - ON')
         ENDIF

C  TOGGLE THE POINT NUMBERS

      ELSEIF ( (CIN (ICOM) (1:2) .EQ. 'PO') .OR.
     &   (CIN (ICOM) (1:2) .EQ. 'po')) THEN
         ICOM = ICOM + 1
         IF (LABP) THEN
            LABP = .FALSE.
            CALL MESSAGE('POINT LABELS - OFF')
         ELSE
            LABP = .TRUE.
            CALL MESSAGE('POINT LABELS - ON')
         ENDIF

C  TOGGLE THE REGION NUMBERS

      ELSEIF ( (CIN (ICOM) (1:2) .EQ. 'RE') .OR.
     &   (CIN (ICOM) (1:2) .EQ. 're')) THEN
         ICOM = ICOM + 1
         IF (LABR) THEN
            LABR = .FALSE.
            CALL MESSAGE('REGION LABELS - OFF')
         ELSE
            LABR = .TRUE.
            CALL MESSAGE('REGION LABELS - ON')
         ENDIF

C  SPAWN A PROCESS

      ELSEIF ( (CIN (ICOM) (1:3) .EQ. 'SPA') .OR.
     &   (CIN (ICOM) (1:3) .EQ. 'spa')) THEN
         ICOM = ICOM + 1
         CALL SPAWN (VAXVMS)

C  FLAG SIDES TO BE PROCESSED

      ELSEIF ( (CIN (ICOM) (1:2) .EQ. 'SP') .OR.
     &   (CIN (ICOM) (1:2) .EQ. 'sp')) THEN
         ICOM = ICOM + 1
         HXMIN = XMIN
         HYMIN = YMIN
         HXMAX = XMAX
         HYMAX = YMAX
         XMIN = 100000.
         YMIN = 100000.
         XMAX = -100000.
         YMAX = -100000.
         FOUND = .FALSE.
         GETMAX = .TRUE.
         FLAG = .FALSE.
         CALL FLAGD (MP, N (18), LINKP, IPOINT, FLAG)
         CALL FLAGD (ML, N (19), LINKL, ILINE, FLAG)
         CALL FLAGD (MR, N (22), LINKR, IREGN, FLAG)
         GOPLOT = .FALSE.
         CALL MESSAGE('PLOT SIDES FROM <I1> TO <I2>')
         CALL MESSAGE('HIT RETURN TO END INPUT')
  160    CONTINUE
         IF (ICOM .GT. JCOM) THEN
            CALL FREFLD (IZ, IZ, '>', MCOM, IOSTAT, JCOM, KIN, CIN,
     &         IIN, RIN)
            ICOM = 1
         ENDIF
         CALL GETI12 (MCOM, ICOM, JCOM, CIN, IIN, KIN, I1, I2, IFOUND)
         IF (IFOUND .GT. 0) THEN
            IF (I1 .GT. 0) THEN
               CALL CHECK (I1, I2, N (20))

C  FLAG ALL DATA ASSOCIATED WITH THE SIDES

               DO 190 I = I1, I2
                  CALL LTSORT (MS, LINKS, I, JJ, ADDLNK)
                  IF (JJ .GT. 0) THEN
                     GOPLOT = .TRUE.
                     DO 180 K = IFLINE (JJ), IFLINE (JJ)+NLPS (JJ)-1
                        CALL LTSORT (ML, LINKL, ILLIST (K), KK, ADDLNK)
                        IF (KK .GT. 0) THEN
                           CALL DLINE (MP, ML, COOR, LINKP, ILINE (KK),
     &                        LTYPE (KK), LCON (1, KK), LCON (2, KK),
     &                        LCON (3, KK), NUMPLT, X1, Y1, TEST,
     &                        GETMAX, XMIN, XMAX, YMIN, YMAX)
                           ILINE (KK) = -IABS (ILINE (KK))
                           DO 170 L = 1, 3
                              IF (LCON (L, KK) .GT. 0) THEN
                                 CALL LTSORT (MP, LINKP, LCON (L, KK),
     &                              LL, ADDLNK)
                                 IF (LL .GT. 0) THEN
                                    IPOINT (LL) = -IABS (IPOINT (LL))
                                    IF (.NOT.FOUND) THEN
                                       XMAX = COOR (1, LL)
                                       XMIN = COOR (1, LL)
                                       YMAX = COOR (2, LL)
                                       YMIN = COOR (2, LL)
                                       FOUND = .TRUE.
                                    ENDIF
                                 ENDIF
                              ENDIF
  170                      CONTINUE
                        ENDIF
  180                CONTINUE
                  ENDIF
  190          CONTINUE
               GOTO 160
            ENDIF
         ENDIF
         GETMAX = .FALSE.
         IF (GOPLOT) THEN

C  PLOT THE SIDE DATA THAT HAS BEEN FLAGGED

            IF (ALPHA) THEN
               CALL MESSAGE('NO PLOTTING POSSIBLE ON ALPHANUMERIC ' //
     &            'TERMINAL')
            ELSE
               CALL PDATA (MP, ML, MR, MSC, IPOINT, COOR, IPBOUN,
     &            ILINE, LTYPE, NINT, LCON, FACTOR, ILBOUN, ISBOUN,
     &            IREGN, IMAT, LINKP, LINKL, LINKR, LINKSC, RSIZE,
     &            SCHEME, DEFSCH, DEFSIZ, REXTRM, N, LABP, LABL, LABR,
     &            FULL, LABMD, LABI, LABF, LABPB, LABLB, LABSBD, LABSC,
     &            LABSZ, AXISD, TITLE, XMIN, XMAX, YMIN, YMAX, XX1,
     &            YY1, XX2, YY2, DEV1, VERSN)
               DRAWN = .TRUE.
            ENDIF
         ELSE
            XMIN = HXMIN
            YMIN = HYMIN
            XMAX = HXMAX
            YMAX = HYMAX
         ENDIF
         XMIN1 = XMIN
         YMIN1 = YMIN
         XMAX1 = XMAX
         YMAX1 = YMAX

C  SHOW STATUS OF ALL TOGGLES

      ELSEIF ( (CIN (ICOM) (1:1) .EQ. 'S') .OR.
     &   (CIN (ICOM) (1:1) .EQ. 's')) THEN
         ICOM = ICOM + 1
         CALL MESSAGE(' ')
         CALL MESSAGE('THE CURRENT STATUS OF ALL PLOTTING TOGGLES IS:')
         IF (AXISD) THEN
            CALL MESSAGE('   AXIS PLOTTING                - ON')
         ELSE
            CALL MESSAGE('   AXIS PLOTTING                - OFF')
         ENDIF
         IF (LABP) THEN
            CALL MESSAGE('   LABELING OF POINTS           - ON')
         ELSE
            CALL MESSAGE('   LABELING OF POINTS           - OFF')
         ENDIF
         IF (LABPB) THEN
            CALL MESSAGE('   LABELING OF POINBC FLAGS     - ON')
         ELSE
            CALL MESSAGE('   LABELING OF POINBC FLAGS     - OFF')
         ENDIF
         IF (LABL) THEN
            CALL MESSAGE('   LABELING OF LINES            - ON')
         ELSE
            CALL MESSAGE('   LABELING OF LINES            - OFF')
         ENDIF
         IF (LABI) THEN
            CALL MESSAGE('   LABELING OF LINE INTERVALS   - ON')
         ELSE
            CALL MESSAGE('   LABELING OF LINE INTERVALS   - OFF')
         ENDIF
         IF (LABF) THEN
            CALL MESSAGE('   LABELING OF LINE FACTORS     - ON')
         ELSE
            CALL MESSAGE('   LABELING OF LINE FACTORS     - OFF')
         ENDIF
         IF (LABLB) THEN
            CALL MESSAGE('   LABELING OF NODEBC FLAGS     - ON')
         ELSE
            CALL MESSAGE('   LABELING OF NODEBC FLAGS     - OFF')
         ENDIF
         IF (LABSBD) THEN
            CALL MESSAGE('   LABELING OF ELEMBC FLAGS     - ON')
         ELSE
            CALL MESSAGE('   LABELING OF ELEMBC FLAGS     - OFF')
         ENDIF
         IF (LABR) THEN
            CALL MESSAGE('   LABELING OF REGIONS          - ON')
         ELSE
            CALL MESSAGE('   LABELING OF REGIONS          - OFF')
         ENDIF
         IF (LABMD) THEN
            CALL MESSAGE('   LABELING OF BLOCK ID  (MAT)   - ON')
         ELSE
            CALL MESSAGE('   LABELING OF BLOCK ID  (MAT)   - OFF')
         ENDIF
         IF (LABSC) THEN
            CALL MESSAGE('   LABELING OF REGION SCHEMES   - ON')
         ELSE
            CALL MESSAGE('   LABELING OF REGION SCHEMES   - OFF')
         ENDIF
         IF (LABSZ) THEN
            CALL MESSAGE('   LABELING OF REGION ELEM SIZE - ON')
         ELSE
            CALL MESSAGE('   LABELING OF REGION ELEM SIZE - OFF')
         ENDIF
         IF (FULL) THEN
            CALL MESSAGE('   FULL LABELING OF PROPERTIES  - ON')
         ELSE
            CALL MESSAGE('   FULL LABELING OF PROPERTIES  - OFF')
         ENDIF
         CALL MESSAGE('*-------------------- NOTE -------------------*')
         CALL MESSAGE('    PLOTTING ORDER AT POINTS IS:               ')
         CALL MESSAGE('        POINT NO./POINBC FLAG                  ')
         CALL MESSAGE('    PLOTTING ORDER AT LINE CENTERS IS:         ')
         CALL MESSAGE('       LINE NO./INTERVALS/FACTORS/NODEBC/ELEMBC')
         CALL MESSAGE('    PLOTTING ORDER AT REGION CENTERS IS:       ')
         CALL MESSAGE('        REGION NO./BLOCK ID NO./SCHEME         ')
         CALL MESSAGE('*-------------------- NOTE -------------------*')

C  FLAG REGIONS TO BE PROCESSED

      ELSEIF ( (CIN (ICOM) (1:1) .EQ. 'R') .OR.
     &   (CIN (ICOM) (1:1) .EQ. 'r')) THEN
         ICOM = ICOM + 1
         HXMIN = XMIN
         HYMIN = YMIN
         HXMAX = XMAX
         HYMAX = YMAX
         XMIN = 100000.
         YMIN = 100000.
         XMAX = -100000.
         YMAX = -100000.
         FLAG = .FALSE.
         CALL FLAGD (MP, N (18), LINKP, IPOINT, FLAG)
         CALL FLAGD (ML, N (19), LINKL, ILINE, FLAG)
         CALL FLAGD (MR, N (21), LINKB, IBARST, FLAG)
         CALL FLAGD (MR, N (22), LINKR, IREGN, FLAG)
         GOPLOT = .FALSE.
         CALL MESSAGE('PLOT REGIONS FROM <I1> TO <I2>')
         CALL MESSAGE('HIT RETURN TO END INPUT')
  200    CONTINUE
         IF (ICOM .GT. JCOM) THEN
            CALL FREFLD (IZ, IZ, '>', MCOM, IOSTAT, JCOM, KIN, CIN,
     &         IIN, RIN)
            ICOM = 1
         ENDIF
         CALL GETI12 (MCOM, ICOM, JCOM, CIN, IIN, KIN, I1, I2, IFOUND)

         IF (IFOUND .GT. 0) THEN
            IF (I1 .GT. 0) THEN
               CALL CHECK (I1, I2, N (22))

C  FLAG ALL DATA ASSOCIATED WITH THE REGIONS

               DO 250 I = I1, I2
                  CALL LTSORT (MR, LINKR, I, II, ADDLNK)
                  IF (II .GT. 0) THEN

C  FIND THE MAXIMUM AND MINIMUM

                     XMIN = AMIN1 (XMIN, REXTRM (1, II))
                     XMAX = AMAX1 (XMAX, REXTRM (2, II))
                     YMIN = AMIN1 (YMIN, REXTRM (3, II))
                     YMAX = AMAX1 (YMAX, REXTRM (4, II))
                     GOPLOT = .TRUE.
                     IREGN (II) = -IABS (IREGN (II))
                     DO 240 J = IFSIDE (II), IFSIDE (II) + NSPR (II)-1

C  FLAG SIDE DATA

                        IF ( ISLIST (J) .GT. 0) then
                          CALL LTSORT (MS, LINKS, ISLIST(J), JJ, ADDLNK)
                          if (JJ .GT. 0) THEN
                            DO 220 K = IFLINE (JJ), IFLINE (JJ) +
     &                        NLPS (JJ)-1
                              CALL LTSORT (ML, LINKL, ILLIST (K), KK,
     &                           ADDLNK)
                              IF (KK .GT. 0) THEN
                                 ILINE (KK) = -IABS (ILINE (KK))
                                 DO 210 L = 1, 3
                                    IF (LCON (L, KK) .GT. 0) THEN
                                       CALL LTSORT (MP, LINKP,
     &                                    LCON (L, KK),  LL, ADDLNK)
                                       IF (LL .GT. 0) THEN
                                          IPOINT (LL) =
     &                                       -IABS (IPOINT (LL))
                                       ENDIF
                                    ENDIF
  210                            CONTINUE
                              ENDIF
  220                      CONTINUE
                         end if

C  FLAG LINE DATA

                        ELSE
                           JJ = IABS (ISLIST (J))
                           CALL LTSORT (ML, LINKL, JJ, KK, ADDLNK)
                           IF (KK .GT. 0) THEN
                              ILINE (KK) = -IABS (ILINE (KK))
                              DO 230 L = 1, 3
                                 IF (LCON (L, KK) .GT. 0) THEN
                                    CALL LTSORT (MP, LINKP,
     &                                 LCON (L, KK),  LL, ADDLNK)
                                    IF (LL .GT. 0) THEN
                                       IPOINT (LL) = -IABS (IPOINT (LL))
                                    ENDIF
                                 ENDIF
  230                         CONTINUE
                           ENDIF
                        ENDIF
  240                CONTINUE
                  ENDIF
  250          CONTINUE
               GOTO 200
            ENDIF
         ENDIF
         IF (GOPLOT) THEN

C  PLOT THE REGION DATA THAT HAS BEEN FLAGGED

            IF (ALPHA) THEN
               CALL MESSAGE('NO PLOTTING POSSIBLE ON ALPHA-NUMERIC'//
     &            ' TERMINAL')
            ELSE
               CALL PDATA (MP, ML, MR, MSC, IPOINT, COOR, IPBOUN,
     &            ILINE, LTYPE, NINT, LCON, FACTOR, ILBOUN, ISBOUN,
     &            IREGN, IMAT, LINKP, LINKL, LINKR, LINKSC, RSIZE,
     &            SCHEME, DEFSCH, DEFSIZ, REXTRM, N, LABP, LABL, LABR,
     &            FULL, LABMD, LABI, LABF, LABPB, LABLB, LABSBD, LABSC,
     &            LABSZ, AXISD, TITLE, XMIN, XMAX, YMIN, YMAX, XX1,
     &            YY1, XX2, YY2, DEV1, VERSN)
               DRAWN = .TRUE.
            ENDIF
         ELSE
            XMIN = HXMIN
            YMIN = HYMIN
            XMAX = HXMAX
            YMAX = HYMAX
         ENDIF
         XMIN1 = XMIN
         YMIN1 = YMIN
         XMAX1 = XMAX
         YMAX1 = YMAX

C  FLAG BARSETS TO BE PLOTTED

      ELSEIF ( (CIN (ICOM) (1:1) .EQ. 'B') .OR.
     &   (CIN (ICOM) (1:1) .EQ. 'b')) THEN
         ICOM = ICOM + 1
         HXMIN = XMIN
         HYMIN = YMIN
         HXMAX = XMAX
         HYMAX = YMAX
         XMIN = 100000.
         YMIN = 100000.
         XMAX = -100000.
         YMAX = -100000.
         FLAG = .FALSE.
         CALL FLAGD (MP, N (18), LINKP, IPOINT, FLAG)
         CALL FLAGD (ML, N (19), LINKL, ILINE, FLAG)
         CALL FLAGD (MR, N (21), LINKB, IBARST, FLAG)
         CALL FLAGD (MR, N (22), LINKR, IREGN, FLAG)
         GOPLOT = .FALSE.
         CALL MESSAGE('PLOT BARSETS FROM <I1> TO <I2>')
         CALL MESSAGE('HIT RETURN TO END INPUT')
  260    CONTINUE
         IF (ICOM .GT. JCOM) THEN
            CALL FREFLD (IZ, IZ, '>', MCOM, IOSTAT, JCOM, KIN, CIN,
     &         IIN, RIN)
            ICOM = 1
         ENDIF
         CALL GETI12 (MCOM, ICOM, JCOM, CIN, IIN, KIN, I1, I2, IFOUND)
         IF (IFOUND .GT. 0) THEN
            IF (I1 .GT. 0) THEN
               CALL CHECK (I1, I2, N (21))

C  FLAG ALL LINES ASSOCIATED WITH THE BARSETS

               DO 290 I = I1, I2
                  CALL LTSORT (MS, LINKB, I, II, ADDLNK)
                  IF (II .GT. 0) THEN
                     GOPLOT = .TRUE.
                     IBARST (II) = -IABS (IBARST (II))
                     DO 280 J = JFLINE (II), JFLINE (II)+NLPB (II)-1
                        JJ = IABS (JLLIST (J))
                        CALL LTSORT (ML, LINKL, JJ, KK, ADDLNK)
                        IF (KK .GT. 0) THEN
                           ILINE (KK) = -IABS (ILINE (KK))
                           DO 270 L = 1, 3
                              IF (LCON (L, KK) .GT. 0) THEN
                                 CALL LTSORT (MP, LINKP, LCON (L, KK),
     &                              LL, ADDLNK)
                                 IF (LL .GT. 0) THEN
                                    IPOINT (LL) = -IABS (IPOINT (LL))
                                    XMIN = AMIN1 (XMIN, COOR (1, LL))
                                    XMAX = AMAX1 (XMAX, COOR (1, LL))
                                    YMIN = AMIN1 (YMIN, COOR (2, LL))
                                    YMAX = AMAX1 (YMAX, COOR (2, LL))
                                 ENDIF
                              ENDIF
  270                      CONTINUE
                        ENDIF
  280                CONTINUE
                  ENDIF
  290          CONTINUE
               GOTO 260
            ENDIF
         ENDIF
         IF (GOPLOT) THEN

C  PLOT THE BARSET DATA THAT HAS BEEN FLAGGED

            IF (ALPHA) THEN
               CALL MESSAGE('NO PLOTTING POSSIBLE ON ALPHANUMERIC '//
     &            'TERMINAL')
            ELSE
               CALL PDATA (MP, ML, MR, MSC, IPOINT, COOR, IPBOUN,
     &            ILINE, LTYPE, NINT, LCON, FACTOR, ILBOUN, ISBOUN,
     &            IREGN, IMAT, LINKP, LINKL, LINKR, LINKSC, RSIZE,
     &            SCHEME, DEFSCH, DEFSIZ, REXTRM, N, LABP, LABL, LABR,
     &            FULL, LABMD, LABI, LABF, LABPB, LABLB, LABSBD, LABSC,
     &            LABSZ, AXISD, TITLE, XMIN, XMAX, YMIN, YMAX, XX1,
     &            YY1, XX2, YY2, DEV1, VERSN)
               DRAWN = .TRUE.
            ENDIF
         ELSE
            XMIN = HXMIN
            YMIN = HYMIN
            XMAX = HXMAX
            YMAX = HYMAX
         ENDIF
         XMIN1 = XMIN
         YMIN1 = YMIN
         XMAX1 = XMAX
         YMAX1 = YMAX

C  ENTER ZOOM LOCATION

      ELSEIF ( (CIN (ICOM) (1:1) .EQ. 'Z') .OR.
     &   (CIN (ICOM) (1:1) .EQ. 'z')) THEN
         ICOM = ICOM + 1
         CALL ZOOMLT (MCOM, ICOM, JCOM, CIN, RIN, IIN, KIN, IDUMP,
     &      DRAWN, ALPHA, DEV1, X1, X2, Y1, Y2, XX1, XX2, YY1, YY2,
     &      XMIN1, XMAX1, YMIN1, YMAX1, XMIN, XMAX, YMIN, YMAX)
         DRAWN = .FALSE.

C  RETURN FROM DATA PLOTTING

      ELSEIF (CIN (ICOM) (1:1) .EQ. ' ') THEN
         ICOM = ICOM + 1
         FLAG = .FALSE.
         CALL FLAGD (MP, N (18), LINKP, IPOINT, FLAG)
         CALL FLAGD (ML, N (19), LINKL, ILINE, FLAG)
         CALL FLAGD (MS, N (21), LINKB, IBARST, FLAG)
         CALL FLAGD (MR, N (22), LINKR, IREGN, FLAG)
         RETURN

C GENERATE A HARDCOPY QMS PLOT

      ELSEIF ( ( (CIN (ICOM) (1:1) .EQ. 'H') .OR.
     &   (CIN (ICOM) (1:2) .EQ. 'h')) .AND.
     &   (CIN (ICOM) (2:2).NE.'E') .AND.
     &   (CIN (ICOM) (2:2).NE.'e')) THEN
         ICOM = ICOM + 1
         CALL VDIQES (10002, KAVAL2)
         IF (KAVAL2 .EQ. 1) THEN
            IF (.NOT.ALPHA)CALL VDESCP (10002, 0, 0)
            CALL PDATA (MP, ML, MR, MSC, IPOINT, COOR, IPBOUN, ILINE,
     &         LTYPE, NINT, LCON, FACTOR, ILBOUN, ISBOUN, IREGN, IMAT,
     &         LINKP, LINKL, LINKR, LINKSC, RSIZE, SCHEME, DEFSCH,
     &         DEFSIZ, REXTRM, N, LABP, LABL, LABR, FULL, LABMD, LABI,
     &         LABF, LABPB, LABLB, LABSBD, LABSC, LABSZ, AXISD, TITLE,
     &         XMIN, XMAX, YMIN, YMAX, XX1, YY1, XX2, YY2, 'XXX', VERSN)
            IF (.NOT.ALPHA)CALL VDESCP (10001, 0, 0)
            CALL MESSAGE('HARDCOPY PLOT GENERATED')
            HARDPL = .TRUE.
         ELSE
            CALL MESSAGE('HARDCOPY DEVICE NOT AVAILABLE')
         ENDIF

C  PLOT THE CURRENT ACTIVE ITEMS

      ELSEIF ( (CIN (ICOM) (1:1) .EQ. 'P') .OR.
     &   (CIN (ICOM) (1:1) .EQ. 'p')) THEN
         ICOM = ICOM + 1
         IF (ALPHA) THEN
            CALL MESSAGE('NO PLOTTING POSSIBLE ON ALPHANUMERIC '//
     &         'TERMINAL')
         ELSE
            CALL PDATA (MP, ML, MR, MSC, IPOINT, COOR, IPBOUN, ILINE,
     &         LTYPE, NINT, LCON, FACTOR, ILBOUN, ISBOUN, IREGN, IMAT,
     &         LINKP, LINKL, LINKR, LINKSC, RSIZE, SCHEME, DEFSCH,
     &         DEFSIZ, REXTRM, N, LABP, LABL, LABR, FULL, LABMD, LABI,
     &         LABF, LABPB, LABLB, LABSBD, LABSC, LABSZ, AXISD, TITLE,
     &         XMIN, XMAX, YMIN, YMAX, XX1, YY1, XX2, YY2, DEV1, VERSN)
            DRAWN = .TRUE.
         ENDIF

C  EXIT OPTION - EXITS FASTQ

      ELSEIF ( (CIN (ICOM) (1:2) .EQ. 'EX') .OR.
     &   (CIN (ICOM) (1:2) .EQ. 'ex')) THEN
         ICOM = ICOM + 1
         CALL STRLNG (CIN(ICOM), LEN)
         IF (((LEN .GT. 1) .AND. (CIN(ICOM)(2:2) .NE. 'X')) .OR.
     &      ((LEN .GT. 1) .AND. (CIN(ICOM)(2:2) .NE. 'x'))) THEN
            CALL HELP_FQ(5)
         ELSE
            CALL FEXIT (WROTE, MCOM, ICOM, JCOM, CIN, IIN, RIN, KIN,
     &         TIME1, BATCH, VERSN)
         ENDIF
         GOTO 100

C  WRITE OUT THE HELP MESSAGE

      ELSE
         ICOM = ICOM + 1
         CALL HELP_FQ (5)
      ENDIF
      GOTO 100

      END