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PROGRAM RH2OFAST
C FAST VERSION, NO ENERGY LEVEL INFORMATION
C READS PACKED BINARY VERSION OF PARTRIDGE AND SCHWENKE'S H2O LINELIST
PARAMETER (kw=99)
COMMON /LINDAT/WL,E,EP,LABEL(2),LABELP(2),OTHER1(2),OTHER2(2),
1 WLVAC,CENTER,CONCEN, NELION,GAMMAR,GAMMAS,GAMMAW,REF,
2 NBLO,NBUP,ISO1,X1,ISO2,X2,GFLOG,XJ,XJP,CODE,ELO,GF,GS,GR,GW,
3 DWL,DGFLOG,DGAMMAR,DGAMMAS,DGAMMAW,DWLISO,ISOSHIFT,EXTRA3
REAL*8 LINDAT8(14)
REAL*4 LINDAT4(28)
EQUIVALENCE (LINDAT8(1),WL),(LINDAT4(1),NELION)
REAL*8 WL,E,EP,WLVAC,CENTER,CONCEN,UNPACKWL,WLVAC1
REAL*8 LABEL,LABELP,OTHER1,OTHER2,LABELISO(4)
CHARACTER*10 COTHER1,COTHER2,CLABEL,CLABELP
EQUIVALENCE (COTHER1,OTHER1(1)),(COTHER2,OTHER2(1))
EQUIVALENCE (CLABEL,LABEL(1)),(CLABELP,LABELP(1))
INTEGER TYPE
EQUIVALENCE (GF,G,CGF),(TYPE,NLAST)
REAL*8 RESOLU,RATIO,RATIOLG,WLBEG,WLEND,RATIOLOG,WLBEG1,WLEND1
REAL*8 RATIORATIO,VACAIR
REAL*4 DECKJ(7,kw),XISO(4),X2ISO(4)
REAL*4 TABLOG(32768),AIRSHIFT(100000)
INTEGER*2 IELO,IGFLOG
EQUIVALENCE (IWL,IWLBYTES(1))
BYTE IWLBYTES(4),IELOBYTES(2),IGFLOGBYTES(2),ONEBYTE
EQUIVALENCE (IELOBYTES(1),IELO),(IGFLOGBYTES(1),IGFLOG)
C 1H1H16O 1H1H17O 1H1H18O 1H2H16O
DATA XISO/ .9976, .0004, .0020, .00001/
DATA X2ISO/-0.001, -3.398, -2.690, -5.000/
DATA LABELISO/2H16,2H17,2H18,2H26/
data alpha/0./
C
DO 1 I=1,32768
1 TABLOG(I)=10.**((I-16384)*.001)
IF(IFPRED.NE.1)CALL TABVACAIR(AIRSHIFT)
OPEN(UNIT=11,STATUS='OLD',READONLY,SHARED,FORM='UNFORMATTED',
1RECORDTYPE='FIXED',RECORDSIZE=2,ACCESS='DIRECT')
OPEN(UNIT=12,TYPE='OLD',FORM='UNFORMATTED',ACCESS='APPEND')
OPEN(UNIT=14,TYPE='OLD',FORM='UNFORMATTED',ACCESS='APPEND')
READ(93)NLINES,LENGTH,IFVAC,IFNLTE,N19,TURBV,DECKJ,IFPRED,
1WLBEG,WLEND,RESOLU,RATIO,RATIOLG,CUTOFF,LINOUT
RATIOLOG=LOG(1.D0+1.D0/2000000.D0)
RATIORATIO=RATIOLOG/RATIOLG
IXWLBEG=DLOG(WLBEG)/RATIOLG
IF(DEXP(IXWLBEG*RATIOLG).LT.WLBEG)IXWLBEG=IXWLBEG+1
C
WLBEG1=WLBEG-1.
WLEND1=WLEND+1.
N=0
READ(11,REC=1)IWL
c on some computers need byte rotation
c onebyte=iwlbytes(1)
c iwlbytes(1)=iwlbytes(4)
c iwlbytes(4)=onebyte
c onebyte=iwlbytes(2)
c iwlbytes(2)=iwlbytes(3)
c iwlbytes(3)=onebyte
WLVAC=EXP(IWL*RATIOLOG)
IF(IFVAC.NE.1)THEN
KWL=WLVAC*10.+.5
WLVAC=WLVAC+AIRSHIFT(KWL)
ENDIF
PRINT 3334,WLVAC
3334 FORMAT(' FIRST LINE IS 1',' WL',F12.4)
IF(WLVAC.GT.WLEND1)GO TO 21
LENGTHFILE=65912356
READ(11,REC=LENGTHFILE)IWL
c on some computers need byte rotation
c onebyte=iwlbytes(1)
c iwlbytes(1)=iwlbytes(4)
c iwlbytes(4)=onebyte
c onebyte=iwlbytes(2)
c iwlbytes(2)=iwlbytes(3)
c iwlbytes(3)=onebyte
WLVAC=EXP(IWL*RATIOLOG)
IF(IFVAC.NE.1)WLVAC=VACAIR(WLVAC)
PRINT 3335,LENGTHFILE,WLVAC
3335 FORMAT(' LAST LINE IS ',I9,' WL',F12.4)
IF(WLBEG1.GT.WLVAC)GO TO 21
C FIND THE FIRST LINE AFTER ISTART
LIMITBLUE=1
LIMITRED=LENGTHFILE
12 NEWLIMIT=(LIMITRED+LIMITBLUE)/2
PRINT 3333,LIMITBLUE,NEWLIMIT,LIMITRED
3333 FORMAT(3I10)
READ(11,REC=NEWLIMIT)IWL
c on some computers need byte rotation
c onebyte=iwlbytes(1)
c iwlbytes(1)=iwlbytes(4)
c iwlbytes(4)=onebyte
c onebyte=iwlbytes(2)
c iwlbytes(2)=iwlbytes(3)
c iwlbytes(3)=onebyte
WLVAC=EXP(IWL*RATIOLOG)
IF(IFVAC.NE.1)WLVAC=VACAIR(WLVAC)
IF(WLVAC.LT.WLBEG1)GO TO 13
LIMITRED=NEWLIMIT
IF(LIMITRED-LIMITBLUE.LE.1)GO TO 14
GO TO 12
13 LIMITBLUE=NEWLIMIT
IF(LIMITRED-LIMITBLUE.LE.1)GO TO 14
GO TO 12
14 ISTART=NEWLIMIT
PRINT 3333,LIMITBLUE,LIMITRED,NEWLIMIT
WRITE(6,6)ISTART
6 FORMAT(I10,14H IS FIRST LINE)
C
DO 20 ILINE=ISTART,LENGTHFILE
READ(11,REC=ILINE)IWL,IELO,IGFLOG
c on some computers need byte rotation
c onebyte=iwlbytes(1)
c iwlbytes(1)=iwlbytes(4)
c iwlbytes(4)=onebyte
c onebyte=iwlbytes(2)
c iwlbytes(2)=iwlbytes(3)
c iwlbytes(3)=onebyte
c onebyte=ielobytes(1)
c ielobytes(1)=ielobytes(2)
c ielobytes(2)=onebyte
c onebyte=igflogbytes(1)
c igflogbytes(1)=igflogbytes(2)
c igflogbytes(2)=onebyte
c
WLVAC=EXP(IWL*RATIOLOG)
FREQ=2.99792458E17/WLVAC
IF(IFVAC.NE.1)THEN
KWL=WLVAC*10.+.5
WLVAC=WLVAC+AIRSHIFT(KWL)
ENDIF
IF(WLVAC.GT.WLEND1)GO TO 21
IXWL=DLOG(WLVAC)/RATIOLG+.5D0
ISO=1
IF(IELO.GT.0.AND.IGFLOG.GT.0)GO TO 19
ISO=2
IF(IELO.GT.0)GO TO 19
ISO=3
IF(IGFLOG.GT.0)GO TO 19
ISO=4
19 NELION=534
ELO=ABS(IELO)
IGFLOG=ABS(IGFLOG)
NBUFF=IXWL-IXWLBEG+1
CONGF=.01502*TABLOG(IGFLOG)/FREQ*XISO(ISO)
FRQ4PI=FREQ*12.5664
C GAMMAS=0
C LOG GAMMAW=-7
C IGR=
IGS=1
IGW=9384
GAMMAR=2.223E13/WLVAC**2*.001
GAMRF=GAMMAR/FRQ4PI
C GAMRF=TABLOG(IGR)/FRQ4PI
GAMSF=TABLOG(IGS)/FRQ4PI
GAMWF=TABLOG(IGW)/FRQ4PI
WRITE(12)NBUFF,CONGF,NELION,ELO,GAMRF,GAMSF,GAMWF,alpha
NLINES=NLINES+1
IF(N.EQ.0)WRITE(6,1919)WLVAC
1919 FORMAT(F12.4)
N=N+1
20 CONTINUE
21 LINOUT=-ABS(LINOUT)
WRITE(6,22)N
22 FORMAT(I10,13H IS LAST LINE)
WRITE(6,1919)WLVAC
25 WRITE(6,26)NLINES
26 FORMAT(I10,25H LINES WRITTEN ON TAPE 12)
REWIND 93
WRITE(93)NLINES,LENGTH,IFVAC,IFNLTE,N19,TURBV,DECKJ,IFPRED,
1WLBEG,WLEND,RESOLU,RATIO,RATIOLG,CUTOFF,LINOUT
CALL EXIT
END
SUBROUTINE TABVACAIR(AIRSHIFT)
REAL*4 AIRSHIFT(100000)
REAL*8 WLVAC,VACAIR
DO 1 IWL=1,1999
1 AIRSHIFT(IWL)=0.
DO 2 IWL=2000,100000
WLVAC=IWL*.1
2 AIRSHIFT(IWL)=VACAIR(WLVAC)-WLVAC
RETURN
END
FUNCTION VACAIR(W)
IMPLICIT REAL*8 (A-H,O-Z)
C W IS VACUUM WAVELENGTH IN NM
WAVEN=1.D7/W
VACAIR=W/(1.0000834213D0+
1 2406030.D0/(1.30D10-WAVEN**2)+15997.D0/(3.89D9-WAVEN**2))
C 1(1.000064328+2949810./(1.46E10-WAVEN**2)+25540./(4.1E9-WAVEN**2))
RETURN
END
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