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|
# ARCREFS -- Determine dispersion relation for reference arcs.
procedure arcrefs (arcref1, arcref2, extn, arcreplace, apidtable, response,
crval, cdelt, done, log1, log2)
file arcref1
file arcref2
string extn
file arcreplace
file apidtable
file response
string crval = "INDEF"
string cdelt = "INDEF"
file done
file log1
file log2
struct *fd
begin
string imtype
string arcref, arcrefms, arc, arcms
string temp, temp1, temp2, str1, str2
int i, n, nspec, dc
real w
bool log
struct str3
imtype = "." // envget ("imtype")
i = stridx (",", imtype)
if (i > 0)
imtype = substr (imtype, 1, i-1)
n = strlen (imtype)
temp = mktemp ("tmp$iraf")
temp1 = mktemp ("tmp$iraf")
temp2 = mktemp ("tmp$iraf")
# Extract the primary arc reference spectrum. Extract and replace
# any replacement arcs defined in the arcreplace file. Determine the
# dispersion function with IDENTIFY/REIDENTIFY. Set the wavelength
# parameters with MSDISPCOR.
arcref = arcref1
arcrefms = arcref1 // extn
if (!access (arcrefms//imtype)) {
print ("Extract arc reference image ", arcref) | tee (log1)
apscript (arcref, output=arcrefms, ansrecenter="NO",
ansresize="NO", ansedit="NO", anstrace="NO",
nsubaps=params.nsubaps, background="none", clean=no,
weights="none")
sapertures (arcrefms, apertures="", apidtable=apidtable,
wcsreset=no, verbose=no, beam=INDEF, dtype=INDEF, w1=INDEF,
dw=INDEF, z=INDEF, aplow=INDEF, aphigh=INDEF, title=INDEF)
if (response != "") {
if (params.nsubaps == 1)
sarith (arcrefms, "/", response, arcrefms, w1=INDEF,
w2=INDEF, apertures="", bands="", beams="", apmodulus=0,
reverse=no, ignoreaps=no, format="multispec",
renumber=no, offset=0, clobber=yes, merge=no,
errval=0, verbose=no)
else {
blkrep (response, temp, 1, params.nsubaps)
sarith (arcrefms, "/", temp, arcrefms, w1=INDEF, w2=INDEF,
apertures="", bands="", beams="", apmodulus=0,
reverse=no, ignoreaps=yes, format="multispec",
renumber=no, offset=0, clobber=yes, merge=no,
errval=0, verbose=no)
imdelete (temp, verify=no)
}
}
if (arcreplace != "") {
if (!access (arcreplace))
error (1, "Can't access file "//arcreplace)
fd = arcreplace
while (fscan (fd, arc, str1, str2) != EOF) {
i = strlen (arc)
if (i > n && substr (arc, i-n+1, i) == imtype)
arc = substr (arc, 1, i-n)
if (arc != arcref)
next
arc = str1
if (i > n && substr (arc, i-n+1, i) == imtype)
arc = substr (arc, 1, i-n)
arcms = arc // extn
if (access (arcms//imtype))
imdelete (arcms, verify=no)
print ("Extract arc reference image ", arc) | tee (log1)
apscript (arc, output=arcms, ansrecenter="NO",
ansresize="NO", ansedit="NO", anstrace="NO",
nsubaps=params.nsubaps, background="none", clean=no,
weights="none")
sapertures (arcms, apertures="", apidtable=apidtable,
wcsreset=no, verbose=no, beam=INDEF, dtype=INDEF,
w1=INDEF, dw=INDEF, z=INDEF, aplow=INDEF, aphigh=INDEF,
title=INDEF)
if (response != "") {
if (params.nsubaps == 1)
sarith (arcms, "/", response, arcms, w1=INDEF,
w2=INDEF, apertures="", bands="", beams="",
apmodulus=0, reverse=no, ignoreaps=no,
format="multispec", renumber=no, offset=0,
clobber=yes, merge=no, errval=0, verbose=no)
else {
blkrep (response, temp, 1, params.nsubaps)
sarith (arcms, "/", temp, arcms, w1=INDEF,
w2=INDEF, apertures="", bands="", beams="",
apmodulus=0, reverse=no, ignoreaps=yes,
format="multispec", renumber=no, offset=0,
clobber=yes, merge=no, errval=0, verbose=no)
imdelete (temp, verify=no)
}
}
scopy (arcms, arcrefms, w1=INDEF, w2=INDEF, apertures=str2,
bands="", beams="", apmodulus=1000, offset=0,
format="multispec", clobber=yes, merge=yes, renumber=no,
verbose=yes) | tee (log1, > log2)
imdelete (arcms, verify=no)
}
fd = ""
}
}
# Get the dispersion parameters from the header. These are
# used for all further spectra and also flag whether this
# spectrum has been processed. If the parameters are missing
# the spectrum needs to have the dispersion function and
# wavelength scale determined. The HEDIT is needed because
# in some cases the user may exit IDENTIFY without updating
# the database (if the image was deleted but the database
# entry was not).
hselect (arcrefms, "dclog1", yes) | scan (str1)
if (nscan () != 1) {
print ("Determine dispersion solution for ", arcref) | tee (log1)
#delete (database//"/id"//arcrefms//"*", verify=no)
printf ("%s %s\n", crval, cdelt) | scan (str3)
if (str3 == "INDEF INDEF")
identify (arcrefms, section="middle line", database=database,
coordlist=params.coordlist, nsum=1, match=params.match,
maxfeatures=50, zwidth=100., ftype="emission",
fwidth=params.fwidth, cradius=params.cradius,
threshold=params.threshold, minsep=2.,
function=params.i_function, order=params.i_order,
sample="*", niterate=params.i_niterate,
low_reject=params.i_low, high_reject=params.i_high,
grow=0., autowrite=yes)
else
autoidentify (arcrefms, crval, cdelt,
coordlist=params.coordlist,
interactive="YES", section="middle line", nsum="1",
ftype="emission", fwidth=params.fwidth,
cradius=params.cradius, threshold=params.threshold,
minsep=2., match=params.match, function=params.i_function,
order=params.i_order, sample="*",
niterate=params.i_niterate, low_reject=params.i_low,
high_reject=params.i_high, grow=0., dbwrite="YES",
overwrite=yes, database="database", verbose=yes,
logfile=logfile, plotfile=plotfile,
reflist="", refspec="", crpix="INDEF", cddir="unknown",
crsearch="-0.5", cdsearch="INDEF", aidpars="")
hedit (arcrefms, "refspec1", arcrefms, add=yes,
show=no, verify=no)
nspec = 1
hselect (arcrefms, "naxis2", yes) | scan (nspec)
if (nspec > 1)
reidentify (arcrefms, "", interactive=yes,
section="middle line", shift=0., step=1, nsum=1,
cradius=params.cradius, threshold=params.threshold,
nlost=100, refit=params.refit, trace=no, override=yes,
addfeatures=params.addfeatures, newaps=no,
coordlist=params.coordlist, match=params.match,
maxfeatures=50, minsep=2., database=database,
plotfile=plotfile, logfiles=logfile, verbose=yes)
# Dispersion correct the reference arc. This step is required to
# use the confirm option of MSDISPCOR to set the wavelength scale
# for all further spectra. Set the newdisp flag.
print ("Dispersion correct ", arcref) | tee (log1)
dispcor (arcrefms, "", linearize=params.linearize,
database=database, table="", w1=INDEF, w2=INDEF, dw=INDEF,
nw=INDEF, log=params.log, flux=params.flux, samedisp=yes,
global=no, ignoreaps=no, confirm=yes, listonly=no, verbose=no,
logfile=logfile)
if (params.nsubaps > 1) {
imrename (arcrefms, temp, verbose=no)
scopy (temp, arcrefms, w1=INDEF, w2=INDEF, apertures="1-999",
bands="", beams="", apmodulus=0, offset=0,
format="multispec", clobber=no, merge=no, renumber=no,
verbose=no)
blkavg (temp, temp, 1, params.nsubaps, option="sum")
imcopy (temp, arcrefms//"[*,*]", verbose=no)
imdelete (temp, verify=no)
}
proc.newdisp = yes
}
if (extn == ".ms")
print (arcref, >> done)
# Extract the alternate shift arc reference. Transfer the dispersion
# function from the primary arc reference and then identify shift
# lines.
if (arcref2 != "") {
arcref = arcref2
arcrefms = arcref2 // extn
if (proc.newdisp && access (arcrefms//imtype))
imdelete (arcrefms, verify=no)
if (!access (arcrefms)) {
print ("Extract arc reference image ", arcref) | tee (log1)
apscript (arcref, output=arcrefms, ansrecenter="NO",
ansresize="NO", ansedit="NO", anstrace="NO",
nsubaps=params.nsubaps, background="none", clean=no,
weights="none")
sapertures (arcrefms, apertures="", apidtable=apidtable,
wcsreset=no, verbose=no, beam=INDEF, dtype=INDEF, w1=INDEF,
dw=INDEF, z=INDEF, aplow=INDEF, aphigh=INDEF, title=INDEF)
if (response != "") {
if (params.nsubaps == 1)
sarith (arcrefms, "/", response, arcrefms, w1=INDEF,
w2=INDEF, apertures="", bands="", beams="",
apmodulus=0, reverse=no, ignoreaps=no,
format="multispec", renumber=no, offset=0,
clobber=yes, merge=no, errval=0, verbose=no)
else {
blkrep (response, temp, 1, params.nsubaps)
sarith (arcrefms, "/", temp, arcrefms, w1=INDEF,
w2=INDEF, apertures="", bands="", beams="",
apmodulus=0, reverse=no, ignoreaps=yes,
format="multispec", renumber=no, offset=0,
clobber=yes, merge=no, errval=0, verbose=no)
imdelete (temp, verify=no)
}
}
}
hselect (arcrefms, "dclog1", yes) | scan (str1)
if (nscan () != 1) {
print ("Determine dispersion solution for ", arcref) |
tee (log1)
#delete (database//"/id"//arcrefms//"*", verify=no)
print (":r ", arcref1//extn, "\na\nd") |
identify (arcrefms, section="middle line", database=database,
coordlist="", nsum=1, match=params.match, maxfeatures=50,
zwidth=100., ftype="emission", fwidth=params.fwidth,
cradius=params.cradius, threshold=params.threshold,
minsep=2., function=params.i_function,
order=params.i_order, sample="*",
niterate=params.i_niterate, low_reject=params.i_low,
high_reject=params.i_high, grow=0., autowrite=yes,
cursor="STDIN", >G "dev$null", >& "dev$null")
identify (arcrefms, section="middle line", database=database,
coordlist="", nsum=1, match=params.match, maxfeatures=50,
zwidth=100., ftype="emission", fwidth=params.fwidth,
cradius=params.cradius, threshold=params.threshold,
minsep=2., function=params.i_function,
order=params.i_order, sample="*",
niterate=params.i_niterate, low_reject=params.i_low,
high_reject=params.i_high, grow=0., autowrite=yes)
print (":feat ", temp) |
identify (arcrefms, section="middle line", database=database,
coordlist="", nsum=1, match=params.match, maxfeatures=50,
zwidth=100., ftype="emission", fwidth=params.fwidth,
cradius=params.cradius, threshold=params.threshold,
minsep=2., function=params.i_function,
order=params.i_order, sample="*",
niterate=params.i_niterate, low_reject=params.i_low,
high_reject=params.i_high, grow=0., autowrite=yes,
cursor="STDIN", >G "dev$null", >& "dev$null")
print (":r ", arcref1//extn, "\na\nd", > temp1)
fd = temp
while (fscan (fd, i, w, w, w) != EOF) {
if (nscan() == 4) {
print (w, 1, 1, "m", >> temp1)
print (w, >> temp2)
}
}
print ("g", >> temp1)
fd = ""; delete (temp, verify=no)
nspec = 1
hselect (arcrefms, "naxis2", yes) | scan (nspec)
for (i = 1; i <= nspec; i+=1)
identify (arcrefms, section="line "//i,
database=database, coordlist="", nsum=1,
match=params.match, maxfeatures=50, zwidth=100.,
ftype="emission", fwidth=params.fwidth,
cradius=params.cradius, threshold=params.threshold,
minsep=2., function=params.i_function,
order=params.i_order, sample="*",
niterate=params.i_niterate,
low_reject=params.i_low, high_reject=params.i_high,
grow=0., autowrite=yes, cursor=temp1, < temp2,
>G "dev$null", >>& temp)
delete (temp1, verify=no); delete (temp2, verify=no)
system.match ("Coordinate shift", temp, stop=no, print_file_n=yes,
metacharacte=yes) | tee (log1, > log2)
delete (temp, verify=no)
dispcor (arcrefms, "", linearize=params.linearize,
database=database, table="", w1=INDEF, w2=INDEF,
dw=INDEF, nw=INDEF, log=params.log, flux=params.flux,
samedisp=yes, global=no, ignoreaps=no, confirm=no,
listonly=no, verbose=yes, logfile=logfile, > log2)
if (params.nsubaps > 1) {
imrename (arcrefms, temp, verbose=no)
scopy (temp, arcrefms, w1=INDEF, w2=INDEF, apertures="1-999",
bands="", beams="", apmodulus=0, offset=0,
format="multispec", clobber=no, merge=no, renumber=no,
verbose=no)
blkavg (temp, temp, 1, params.nsubaps, option="sum")
imcopy (temp, arcrefms//"[*,*]", verbose=no)
imdelete (temp, verify=no)
}
}
if (extn == ".ms")
print (arcref, >> done)
}
end
|
