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-rw-r--r--noao/digiphot/apphot/fitsky/apsky.x346
1 files changed, 346 insertions, 0 deletions
diff --git a/noao/digiphot/apphot/fitsky/apsky.x b/noao/digiphot/apphot/fitsky/apsky.x
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+++ b/noao/digiphot/apphot/fitsky/apsky.x
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+include <ctype.h>
+include <gset.h>
+include <imhdr.h>
+include "../lib/apphot.h"
+include "../lib/display.h"
+include "../lib/fitsky.h"
+
+define HELPFILE "apphot$fitsky/fitsky.key"
+
+# APSKY -- Procedure to interactively determine sky values in an annular
+# region around a list of objects.
+
+int procedure apsky (ap, im, cl, sd, gd, mgd, id, out, stid, interactive, cache)
+
+pointer ap # pointer to apphot structure
+pointer im # pointer to IRAF image
+int cl # starlist file descriptor
+int sd # the sky file descriptor
+pointer gd # pointer to graphcis descriptor
+pointer mgd # pointer to graphics metacode file
+pointer id # pointer to image display stream
+int out # output file descriptor
+int stid # output file sequence number
+int interactive # interactive mode
+int cache # cache the input image pixels
+
+real wx, wy, xlist, ylist
+pointer sp, cmd
+int wcs, key, colonkey, newimage, newobject, newsky, newlist, ier
+int ip, ltid, oid, prev_num, req_num, buf_size, req_size, old_size
+int memstat
+
+real apstatr()
+int clgcur(), apfitsky(), aprefitsky(), apgscur(), ctoi(), apstati()
+int apgqverify(), apgtverify(), apnew(), ap_memstat(), sizeof()
+
+define endswitch_ 99
+
+begin
+ call smark (sp)
+ call salloc (cmd, SZ_LINE, TY_CHAR)
+
+ # Initialize cursor command.
+ key = ' '
+ Memc[cmd] = EOS
+
+ # Initialize fitting parameters.
+ newimage = NO
+ newobject = YES
+ newsky = YES
+ ier = AP_OK
+
+ # Initialize sequencing.
+ newlist = NO
+ ltid = 0
+
+ # Loop over the cursor commands.
+ 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)
+
+ # Test to see if the cursor has moved.
+ if (apnew (ap, wx, wy, xlist, ylist, newlist) == YES) {
+ newobject = YES
+ newsky = YES
+ }
+
+ # Loop over the colon commands.
+ switch (key) {
+
+ # Quit.
+ case 'q':
+ if (interactive == YES) {
+ if (apgqverify ("fitsky", ap, key) == YES) {
+ call sfree (sp)
+ return (apgtverify (key))
+ }
+ } else {
+ call sfree (sp)
+ return (NO)
+ }
+
+ # Print the error messages.
+ case 'e':
+ if (interactive == YES)
+ call ap_serrors (ap, ier)
+
+ # Print the help page.
+ case '?':
+ if ((id != NULL) && (id == gd))
+ call gpagefile (id, HELPFILE, "")
+ else if (interactive == YES)
+ call pagefile (HELPFILE, "[space=morehelp,q=quit,?=help]")
+
+ # Rewind the coordinate file.
+ case 'r':
+ if (cl != NULL) {
+ call seek (cl, BOFL)
+ ltid = 0
+ } else if (interactive == YES)
+ call printf ("No coordinate list\n")
+
+ # Verify the critical parameters.
+ case 'v':
+ call ap_sconfirm (ap, out, stid)
+ newobject = YES
+ newsky = YES
+
+ # Save the sky fitting parameters.
+ case 'w':
+ call ap_pspars (ap)
+
+ # Draw a centered radial profile plot.
+ case 'd':
+ if (interactive == YES) {
+ call ap_qrad (ap, im, wx, wy, gd)
+ newobject = YES
+ newsky = YES
+ }
+
+ # Interactively set up sky fitting parameters.
+ case 'i':
+ if (interactive == YES) {
+ call ap_sradsetup (ap, im, wx, wy, gd, out, stid)
+ newobject = YES
+ newsky = YES
+ }
+
+ # Process fitsky colon commands.
+ case ':':
+ for (ip = 1; IS_WHITE(Memc[cmd+ip-1]); ip = ip + 1)
+ ;
+ colonkey = Memc[cmd+ip-1]
+ switch (colonkey) {
+ case 'm', 'n':
+
+ # Show/set fitsky commands.
+ if (Memc[cmd+ip] != EOS && Memc[cmd+ip] != ' ') {
+ call apskycolon (ap, im, cl, out, stid, ltid,
+ Memc[cmd], newimage, newobject, newsky)
+ goto endswitch_
+ }
+
+ # No coordinate list.
+ if (cl == NULL) {
+ if (interactive == YES)
+ call printf ("No coordinate list\n")
+ goto endswitch_
+ }
+
+ # Get next object from the list.
+ ip = ip + 1
+ prev_num = ltid
+ if (ctoi (Memc[cmd], ip, req_num) <= 0)
+ req_num = ltid + 1
+
+ # Fetch the next object from the list.
+ if (apgscur (cl, id, xlist, ylist, prev_num, req_num,
+ ltid) == EOF) {
+ if (interactive == YES)
+ call printf (
+ "End of coordinate list, use r key to rewind\n")
+ goto endswitch_
+ }
+
+ # Convert the coordinates.
+ switch (apstati (ap, WCSIN)) {
+ case WCS_PHYSICAL, WCS_WORLD:
+ call ap_itol (ap, xlist, ylist, xlist, ylist, 1)
+ case WCS_TV:
+ call ap_vtol (im, xlist, ylist, xlist, ylist, 1)
+ default:
+ ;
+ }
+
+ # Move to the next object.
+ newlist = YES
+ if (colonkey == 'm') {
+ newobject = YES
+ newsky = YES
+ goto endswitch_
+ }
+
+ # Measure the next object.
+ ier = apfitsky (ap, im, xlist, ylist, sd, gd)
+ if (id != NULL) {
+ call apmark (ap, id, NO, apstati (ap, MKSKY), NO)
+ if (id == gd)
+ call gflush (id)
+ else
+ call gframe (id)
+ }
+ call ap_splot (ap, stid, gd, apstati (ap, RADPLOTS))
+ if (interactive == YES)
+ call ap_qspsky (ap, ier)
+ if (stid == 1)
+ call ap_param (ap, out, "fitsky")
+ call ap_splot (ap, stid, mgd, YES)
+ call ap_pssky (ap, out, stid, ltid, ier)
+ stid = stid + 1
+ newobject = NO; newsky = NO
+
+ default:
+ call apskycolon (ap, im, cl, out, stid, ltid, Memc[cmd],
+ newimage, newobject, newsky)
+ }
+
+ if (newimage == YES) {
+ if ((id != NULL) && (gd != id))
+ call ap_gswv (id, Memc[cmd], im, 4)
+ req_size = MEMFUDGE * IM_LEN(im,1) * IM_LEN(im,2) *
+ sizeof (IM_PIXTYPE(im))
+ memstat = ap_memstat (cache, req_size, old_size)
+ if (memstat == YES)
+ call ap_pcache (im, INDEFI, buf_size)
+ }
+
+ newimage = NO
+
+ # Fit the sky and store the results.
+ case 'f', ' ':
+ if (newobject == YES)
+ ier = apfitsky (ap, im, wx, wy, sd, gd)
+ else if (newsky == YES)
+ ier = aprefitsky (ap, im, gd)
+ if (id != NULL) {
+ call apmark (ap, id, NO, apstati (ap, MKSKY), NO)
+ if (id == gd)
+ call gflush (id)
+ else
+ call gframe (id)
+ }
+ call ap_splot (ap, stid, gd, apstati (ap, RADPLOTS))
+ if (interactive == YES)
+ call ap_qspsky (ap, ier)
+ newobject = NO; newsky = NO
+
+ if (key == ' ') {
+ if (stid == 1)
+ call ap_param (ap, out, "fitsky")
+ if (newlist == YES)
+ call ap_pssky (ap, out, stid, ltid, ier)
+ else
+ call ap_pssky (ap, out, stid, 0, ier)
+ call ap_splot (ap, stid, mgd, YES)
+ stid = stid + 1
+ }
+
+ # Get, fit the next object in the list.
+ case 'm', 'n':
+
+ # No coordinate file.
+ if (cl == NULL) {
+ if (interactive == YES)
+ call printf ("No coordinate list\n")
+ goto endswitch_
+ }
+
+ # Need to rewind coordinate file.
+ prev_num = ltid
+ req_num = ltid + 1
+ if (apgscur (cl, id, xlist, ylist, prev_num, req_num,
+ ltid) == EOF) {
+ if (interactive == YES)
+ call printf (
+ "End of coordinate list, use r key to rewind\n")
+ goto endswitch_
+
+ }
+
+ # Convert coordinates if necessary.
+ switch (apstati (ap, WCSIN)) {
+ case WCS_PHYSICAL, WCS_WORLD:
+ call ap_itol (ap, xlist, ylist, xlist, ylist, 1)
+ case WCS_TV:
+ call ap_vtol (im, xlist, ylist, xlist, ylist, 1)
+ default:
+ ;
+ }
+
+ # Move to the next object.
+ newlist = YES
+ if (key == 'm') {
+ newobject = YES
+ newsky = YES
+ goto endswitch_
+ }
+
+ # Measure the next object.
+ ier = apfitsky (ap, im, xlist, ylist, sd, gd)
+ if (id != NULL) {
+ call apmark (ap, id, NO, apstati (ap, MKSKY), NO)
+ if (id == gd)
+ call gflush (id)
+ else
+ call gframe (id)
+ }
+ call ap_splot (ap, stid, gd, apstati (ap, RADPLOTS))
+ if (interactive == YES)
+ call ap_qspsky (ap, ier)
+ if (stid == 1)
+ call ap_param (ap, out, "fitsky")
+ call ap_pssky (ap, out, stid, ltid, ier)
+ call ap_splot (ap, stid, mgd, YES)
+ stid = stid + 1
+ newobject = NO
+ newsky = NO
+
+ # Process the remainder of the list.
+ case 'l':
+ if (cl != NULL) {
+ ltid = ltid + 1
+ oid = stid
+ call apbsky (ap, im, cl, sd, out, stid, ltid, gd, mgd, id,
+ YES)
+ ltid = ltid + stid - oid + 1
+ if (id != NULL) {
+ if (id == gd)
+ call gflush (id)
+ else
+ call gframe (id)
+ }
+ } else if (interactive == YES)
+ call printf ("No coordinate list\n")
+
+ default:
+ # do nothing
+ call printf ("Unknown or ambiguous keystroke command\n")
+ }
+
+endswitch_
+
+ # Setup for the next object.
+ key = ' '
+ Memc[cmd] = EOS
+ call apsetr (ap, WX, apstatr (ap, CWX))
+ call apsetr (ap, WY, apstatr (ap, CWY))
+
+ }
+
+ call sfree (sp)
+end
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