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include <time.h>
include <imhdr.h>
include "../lib/daophotdef.h"
include "../lib/apseldef.h"
include "../lib/psfdef.h"
# DP_WRITEPSF -- Write out the PSF into an IRAF image.
procedure dp_writepsf (dao, im, psfim)
pointer dao # pointer to the daophot structure
pointer im # the input image descriptor
pointer psfim # pointer to the output psf image
begin
# Check that the psfimage is open.
if (psfim == NULL)
return
# Write out the id and fitting parameters.
call dp_widpars (dao, psfim)
# Write out the psf function definition parameters.
call dp_wfuncpars (dao, psfim)
# Write out the list of PSF stars.
call dp_wstars (dao, im, psfim)
# Write out the lookup table.
call dp_wlt (dao, psfim)
end
# DP_WIDPARS -- Add the id and fitting parameters to the PSF image header
procedure dp_widpars (dao, psfim)
pointer dao # pointer to the daophot structure
pointer psfim # the psf image descriptor
pointer sp, outstr, date, time
bool itob()
int envfind()
begin
# Allocate working space.
call smark (sp)
call salloc (outstr, SZ_LINE, TY_CHAR)
call salloc (date, SZ_DATE, TY_CHAR)
call salloc (time, SZ_DATE, TY_CHAR)
# Record IRAF version, user, host, date, time, package and task.
if (envfind ("version", Memc[outstr], SZ_LINE) <= 0)
call strcpy ("IRAF", Memc[outstr], SZ_LINE)
call dp_rmwhite (Memc[outstr], Memc[outstr], SZ_LINE)
call imastr (psfim, "IRAF", Memc[outstr])
call gethost (Memc[outstr], SZ_LINE)
call imastr (psfim, "HOST", Memc[outstr])
if (envfind ("userid", Memc[outstr], SZ_LINE) <= 0)
Memc[outstr] = EOS
call imastr (psfim, "USER", Memc[outstr])
call dp_date (Memc[date], Memc[time], SZ_DATE)
call imastr (psfim, "DATE", Memc[date])
call imastr (psfim, "TIME", Memc[time])
# Write out the package, task, and input/output file names.
call imastr (psfim, "PACKAGE", "daophot")
call imastr (psfim, "TASK", "psf")
call dp_imroot (DP_INIMAGE(dao), Memc[outstr], SZ_LINE)
call imastr (psfim, "IMAGE", Memc[outstr])
call dp_froot (DP_INPHOTFILE(dao), Memc[outstr], SZ_LINE)
call imastr (psfim, "PHOTFILE", Memc[outstr])
call dp_froot (DP_COORDS(dao), Memc[outstr], SZ_LINE)
call imastr (psfim, "PSTFILE", Memc[outstr])
call dp_imroot (DP_PSFIMAGE(dao), Memc[outstr], SZ_LINE)
call imastr (psfim, "PSFIMAGE", Memc[outstr])
call dp_froot (DP_OUTREJFILE(dao), Memc[outstr], SZ_LINE)
call imastr (psfim, "OPSTFILE", Memc[outstr])
call dp_froot (DP_OUTPHOTFILE(dao), Memc[outstr], SZ_LINE)
call imastr (psfim, "GRPSFILE", Memc[outstr])
# Add information about fitting parameters.
call imaddr (psfim, "SCALE", DP_SCALE(dao))
call imaddr (psfim, "PSFRAD", DP_SPSFRAD (dao))
call imaddr (psfim, "FITRAD", DP_SFITRAD(dao))
call imaddr (psfim, "DATAMIN", DP_MINGDATA(dao))
call imaddr (psfim, "DATAMAX", DP_MAXGDATA(dao))
call imaddi (psfim, "NCLEAN", DP_NCLEAN(dao))
call imaddb (psfim, "USESAT", itob (DP_SATURATED(dao)))
# Define the image title.
call sprintf (IM_TITLE(psfim), SZ_IMTITLE, "PSF for image: %s")
call pargstr (DP_INIMAGE(dao))
call sfree (sp)
end
# DP_WFUNCPARS -- Write out the the parameters of the PSF function
# to the PSF image.
procedure dp_wfuncpars (dao, psfim)
pointer dao # pointer to the daophot structure
pointer psfim # image descriptor
int i
pointer sp, str, psffit
bool itob()
begin
psffit = DP_PSFFIT(dao)
call imastr (psfim, "FUNCTION", DP_FUNCTION(dao))
call imaddr (psfim, "PSFX", DP_PSFX(psffit))
call imaddr (psfim, "PSFY", DP_PSFY(psffit))
call imaddr (psfim, "PSFHEIGHT", DP_PSFHEIGHT(psffit))
call imaddr (psfim, "PSFMAG", DP_PSFMAG (psffit))
call smark (sp)
call salloc (str, SZ_FNAME, TY_CHAR)
switch (DP_PSFUNCTION(psffit)) {
case FCTN_MOFFAT25:
call imaddi (psfim, "NPARS", DP_PSFNPARS(psffit)+1)
do i = 1, DP_PSFNPARS(psffit) {
call sprintf (Memc[str], SZ_FNAME, "PAR%d")
call pargi (i)
call imaddr (psfim, Memc[str], Memr[DP_PSFPARS(psffit)+i-1])
}
call sprintf (Memc[str], SZ_FNAME, "PAR%d")
call pargi (DP_PSFNPARS(psffit)+1)
call imaddr (psfim, Memc[str], 2.5)
case FCTN_MOFFAT15:
call imaddi (psfim, "NPARS", DP_PSFNPARS(psffit)+1)
do i = 1, DP_PSFNPARS(psffit) {
call sprintf (Memc[str], SZ_FNAME, "PAR%d")
call pargi (i)
call imaddr (psfim, Memc[str], Memr[DP_PSFPARS(psffit)+i-1])
}
call sprintf (Memc[str], SZ_FNAME, "PAR%d")
call pargi (DP_PSFNPARS(psffit)+1)
call imaddr (psfim, Memc[str], 1.5)
default:
call imaddi (psfim, "NPARS", DP_PSFNPARS(psffit))
do i = 1, DP_PSFNPARS(psffit) {
call sprintf (Memc[str], SZ_FNAME, "PAR%d")
call pargi (i)
call imaddr (psfim, Memc[str], Memr[DP_PSFPARS(psffit)+i-1])
}
}
call imaddi (psfim, "VARORDER", DP_VARORDER(dao))
call imaddb (psfim, "FEXPAND", itob (DP_FEXPAND(dao)))
call sfree (sp)
end
# DP_WSTARS -- Write out the PSF star list to the PSF image.
procedure dp_wstars (dao, im, psfim)
pointer dao # pointer to the daophot descriptor
pointer im # the input image descriptor
pointer psfim # the psfimage descriptor
real tx, ty
pointer apsel, psf, sp, str
int i
begin
apsel = DP_APSEL(dao)
psf = DP_PSF(dao)
call smark (sp)
call salloc (str, SZ_FNAME, TY_CHAR)
# Write out the number of PSF stars.
call sprintf (Memc[str], SZ_FNAME, "NPSFSTAR")
call imaddi (psfim, Memc[str], DP_PNUM(psf))
# Write out the ids of all the PSF stars.
do i = 1, DP_PNUM(psf) {
call dp_wout (dao, im, Memr[DP_APXCEN(apsel)+i-1],
Memr[DP_APYCEN(apsel)+i-1], tx, ty, 1)
call sprintf (Memc[str], SZ_FNAME, "ID%d")
call pargi (i)
call imaddi (psfim, Memc[str], Memi[DP_APID(apsel)+i-1])
call sprintf (Memc[str], SZ_FNAME, "X%d")
call pargi (i)
call imaddr (psfim, Memc[str], tx)
call sprintf (Memc[str], SZ_FNAME, "Y%d")
call pargi (i)
call imaddr (psfim, Memc[str], ty)
call sprintf (Memc[str], SZ_FNAME, "MAG%d")
call pargi (i)
call imaddr (psfim, Memc[str], Memr[DP_APMAG(apsel)+i-1])
}
call sfree (sp)
end
# DP_WLT -- Write out the PSF lookup table to the output PSF image.
procedure dp_wlt (dao, psfim)
pointer dao # pointer to DAO Structure
pointer psfim # image descriptor
int nexp
pointer psffit
begin
psffit = DP_PSFFIT(dao)
nexp = DP_NVLTABLE(psffit) + DP_NFEXTABLE(psffit)
IM_PIXTYPE(psfim) = TY_REAL
if (nexp == 0) {
IM_NDIM(psfim) = 0
} else if (nexp == 1) {
IM_NDIM(psfim) = 2
IM_LEN(psfim,1) = DP_PSFSIZE(psffit)
IM_LEN(psfim,2) = DP_PSFSIZE(psffit)
} else {
IM_NDIM(psfim) = 3
IM_LEN(psfim,1) = DP_PSFSIZE(psffit)
IM_LEN(psfim,2) = DP_PSFSIZE(psffit)
IM_LEN(psfim,3) = nexp
}
if (nexp > 0)
call dp_wltim (psfim, Memr[DP_PSFLUT(psffit)], DP_PSFSIZE(psffit),
DP_PSFSIZE(psffit), nexp)
end
# DP_WLTIM -- Write the lookup tables into the image pixels.
procedure dp_wltim (psfim, psflut, nxlut, nylut, nexp)
pointer psfim # image descriptor
real psflut[nexp,nxlut,ARB] # the psf lookup table
int nxlut, nylut,nexp # the dimensions of the psf look-up table
int i, j, k
pointer sp, v, buf
int impnlr()
begin
call smark (sp)
call salloc (v, IM_MAXDIM, TY_LONG)
call amovkl (long(1), Meml[v], IM_MAXDIM)
do k = 1, nexp {
do j = 1, nylut {
if (impnlr (psfim, buf, Meml[v]) == EOF)
;
do i = 1, nxlut
Memr[buf+i-1] = psflut[k,i,j]
}
}
call sfree (sp)
end
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