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include <imhdr.h>
include "../lib/apphot.h"
include "../lib/display.h"
include "../lib/find.h"
define HELPFILE "apphot$daofind/daofind.key"
# AP_FDFIND -- Find objects in an image interactively.
int procedure ap_fdfind (denname, skyname, ap, im, gd, id, out, boundary,
constant, save, skysave, interactive, cache)
char denname[ARB] # name of density enhancement image
char skyname[ARB] # name of the fitted sky image
pointer ap # pointer to the apphot structure
pointer im # pointer to the IRAF image
pointer gd # pointer to the graphics stream
pointer id # pointer to the image display stream
int out # output file descriptor
int boundary # type of boundary extension
real constant # constatn for constant boundary extension
int save # save convolved image
int skysave # save the sky image
int interactive # interactive mode
int cache # cache the input image pixels
real wx, wy
pointer sp, cmd, root, den, sky
int wcs, key, newimage, newden, newfit, stid, memstat, req_size, old_size
int buf_size
real apstatr()
pointer ap_immap()
int clgcur(), apgqverify(), apgtverify(), sizeof(), ap_memstat()
begin
call smark (sp)
call salloc (cmd, SZ_LINE, TY_CHAR)
call salloc (root, SZ_FNAME, TY_CHAR)
# Initialize cursor command.
key = ' '
Memc[cmd] = EOS
call strcpy (" ", Memc[root], SZ_FNAME)
# Initialize fitting parameters.
den = NULL
sky = NULL
newimage = NO
newden = YES
newfit = YES
memstat = NO
# Loop over the cursor commands.
stid = 1
while (clgcur ("icommands", wx, wy, wcs, key, Memc[cmd], SZ_LINE) !=
EOF) {
# Store the current cursor coordinates.
call ap_vtol (im, wx, wy, wx, wy, 1)
call apsetr (ap, CWX, wx)
call apsetr (ap, CWY, wy)
# Process the colon commands.
switch (key) {
# Quit.
case 'q':
if (interactive == YES && apgqverify ("daofind",
ap, key) == YES) {
call sfree (sp)
if (den != NULL) {
call imunmap (den)
if (save == NO)
call imdelete (denname)
}
if (sky != NULL)
call imunmap (sky)
return (apgtverify (key))
} else {
if (den != NULL) {
call imunmap (den)
if (save == NO)
call imdelete (denname)
}
if (sky != NULL)
call imunmap (sky)
call sfree (sp)
return (YES)
}
# Get information on keystroke commands.
case '?':
if ((id != NULL) && (gd == id))
call gpagefile (id, HELPFILE, "")
else if (interactive == YES)
call pagefile (HELPFILE, "[space=morehelp,q=quit,?=help]")
# Plot a centered stellar radial profile
case 'd':
if (interactive == YES)
call ap_qrad (ap, im, wx, wy, gd)
# Interactively set the daofind parameters.
case 'i':
if (interactive == YES) {
call ap_fdradsetup (ap, im, wx, wy, gd, out, stid)
newden = YES
newfit = YES
}
# Verify the critical daofind parameters.
case 'v':
call ap_fdconfirm (ap)
newden = YES
newfit = YES
# Save daofind parameters in the pset files.
case 'w':
call ap_fdpars (ap)
# Process apphot : commands.
case ':':
call ap_fdcolon (ap, im, out, stid, Memc[cmd], newimage,
newden, newfit)
# Determine the viewport and data window of image display.
if (newimage == YES) {
if ((id != NULL) && (id != gd))
call ap_gswv (id, Memc[cmd], im, 4)
req_size = MEMFUDGE * (IM_LEN(im,1) * IM_LEN(im,2) *
sizeof (IM_PIXTYPE(im)) + 2 * IM_LEN(im,1) *
IM_LEN(im,2) * sizeof (TY_REAL))
memstat = ap_memstat (cache, req_size, old_size)
if (memstat == YES)
call ap_pcache (im, INDEFI, buf_size)
}
newimage = NO
# Find the stars.
case 'f', ' ':
if (newden == YES) {
if (den != NULL) {
call imunmap (den)
call imdelete (denname)
}
den = ap_immap (denname, im, ap, save)
if (memstat == YES)
call ap_pcache (den, INDEFI, buf_size)
if (sky != NULL)
call imunmap (sky)
if (skysave == YES) {
sky = ap_immap (skyname, im, ap, YES)
if (memstat == YES)
call ap_pcache (den, INDEFI, buf_size)
} else
sky = NULL
newden = NO
if (key == 'f') {
call ap_fdstars (im, ap, den, sky, NULL, id,
boundary, constant, NO, stid)
} else {
call ap_outmap (ap, out, Memc[root])
call ap_fdstars (im, ap, den, sky, out, id,
boundary, constant, NO, stid)
newfit = NO
}
} else if (newfit == YES) {
if (key == 'f') {
call ap_fdstars (im, ap, den, sky, NULL, id,
boundary, constant, YES, stid)
} else {
call ap_outmap (ap, out, Memc[root])
call ap_fdstars (im, ap, den, sky, out, id,
boundary, constant, YES, stid)
newfit = NO
}
} else {
call printf ("Detection parameters have not changed\n")
}
if (id != NULL) {
if (id == gd)
call gflush (id)
else
call gframe (id)
}
stid = 1
#newden = NO
#newfit = NO
default:
# do nothing
call printf ("Unknown or ambiguous keystroke command\n")
}
# Setup for the next object.
key = ' '
Memc[cmd] = EOS
call apsetr (ap, WX, apstatr (ap, CWX))
call apsetr (ap, WY, apstatr (ap, CWY))
}
end
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