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-rw-r--r--noao/digiphot/apphot/center/apcenter.x357
1 files changed, 357 insertions, 0 deletions
diff --git a/noao/digiphot/apphot/center/apcenter.x b/noao/digiphot/apphot/center/apcenter.x
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+include <ctype.h>
+include <gset.h>
+include <imhdr.h>
+include "../lib/apphot.h"
+include "../lib/display.h"
+include "../lib/center.h"
+
+define HELPFILE "apphot$center/center.key"
+
+# APCENTER -- Procedure to determine accurate centers for a list of objects
+# interactively.
+
+int procedure apcenter (ap, im, cl, gd, mgd, id, out, stid, interactive, cache)
+
+pointer ap # pointer to the apphot structure
+pointer im # pointer to the IRAF image
+int cl # coordinate list file descriptor
+pointer gd # pointer to the graphics stream
+pointer mgd # pointer to the plot metacode stream
+pointer id # pointer to the image display stream
+int out # output file descriptor
+int stid # output file sequence number
+int interactive # interactive mode
+int cache # cache the input pixels
+
+real wx, wy, xlist, ylist
+pointer sp, cmd
+int wcs, key, colonkey, newimage, newobject, newcenter, newlist, ier, oid
+int ip, prev_num, req_num, ltid, buf_size, old_size, req_size, memstat
+
+real apstatr()
+int ctoi(), clgcur(), apgscur(), apfitcenter(), aprefitcenter(), 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
+ newcenter = 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
+ newcenter = YES
+ }
+
+ # Process the colon commands.
+ switch (key) {
+
+ # Quit.
+ case 'q':
+ if (interactive == YES) {
+ if (apgqverify ("center", ap, key) == YES) {
+ call sfree (sp)
+ return (apgtverify (key))
+ }
+ } else {
+ call sfree (sp)
+ return (NO)
+ }
+
+ # Print error messages.
+ case 'e':
+ if (interactive == YES)
+ call ap_cerrors (ap, ier)
+
+ # Get information on keystroke commands.
+ case '?':
+ if ((id != NULL) && (id == gd))
+ call gpagefile (id, HELPFILE, "")
+ else if (interactive == YES)
+ call pagefile (HELPFILE, "[space=cmhelp,q=quit,?=help]")
+
+ # Rewind the coord list.
+ case 'r':
+ if (cl != NULL) {
+ call seek (cl, BOF)
+ ltid = 0
+ } else if (interactive == YES)
+ call printf ("No coordinate list\n")
+
+ # Draw a centered stellar radial profile plot.
+ case 'd':
+ if (interactive == YES) {
+ call ap_qrad (ap, im, wx, wy, gd)
+ newobject = YES
+ newcenter = YES
+ }
+
+ # Interactively set the centering parameters.
+ case 'i':
+ if (interactive == YES) {
+ call ap_cradsetup (ap, im, wx, wy, gd, out, stid)
+ newobject = YES
+ newcenter = YES
+ }
+
+ # Verify critical parameters.
+ case 'v':
+ call ap_cconfirm (ap, out, stid)
+ newobject = YES
+ newcenter = YES
+
+ # Measure the next object.
+ 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 next object.
+ newlist = YES
+ if (key == 'm') {
+ newobject = YES
+ newcenter = YES
+ goto endswitch_
+ }
+
+ # Measure next object.
+ ier = apfitcenter (ap, im, xlist, ylist)
+ if (id != NULL) {
+ call apmark (ap, id, apstati (ap, MKCENTER), NO, NO)
+ if (id == gd)
+ call gflush (id)
+ else
+ call gframe (id)
+ }
+ call ap_cplot (ap, stid, gd, apstati (ap, RADPLOTS))
+ if (interactive == YES)
+ call ap_qcenter (ap, ier)
+ if (stid == 1)
+ call ap_param (ap, out, "center")
+ call ap_cplot (ap, stid, mgd, YES)
+ call ap_pcenter (ap, out, stid, ltid, ier)
+ stid = stid + 1
+ newobject = NO
+ newcenter = NO
+
+ # Save centering parameters in the pset files.
+ case 'w':
+ call ap_pcpars (ap)
+
+ # Process apphot : commands.
+ case ':':
+ for (ip = 1; IS_WHITE(Memc[cmd+ip-1]); ip = ip + 1)
+ ;
+ colonkey = Memc[cmd+ip-1]
+
+ # Process the apphot :n command.
+ switch (colonkey) {
+ case 'm', 'n':
+
+ # Show/set apphot commands
+ if (Memc[cmd+ip] != EOS && Memc[cmd+ip] != ' ') {
+ call apcentercolon (ap, im, cl, out, stid, ltid,
+ Memc[cmd], newimage, newobject, newcenter)
+ goto endswitch_
+ }
+
+ # No coordinate list.
+ if (cl == NULL) {
+ if (interactive == YES)
+ call printf ("No coordinate list\n")
+ goto endswitch_
+ }
+
+ # Get next object from 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
+ newcenter = YES
+ goto endswitch_
+ }
+
+ # Measure next object.
+ ier = apfitcenter (ap, im, xlist, ylist)
+ if (id != NULL) {
+ call apmark (ap, id, apstati (ap, MKCENTER), NO, NO)
+ if (id == gd)
+ call gflush (id)
+ else
+ call gframe (id)
+ }
+ call ap_cplot (ap, stid, gd, apstati (ap, RADPLOTS))
+ if (interactive == YES)
+ call ap_qcenter (ap, ier)
+ if (stid == 1)
+ call ap_param (ap, out, "center")
+ call ap_cplot (ap, stid, mgd, YES)
+ call ap_pcenter (ap, out, stid, ltid, ier)
+ stid = stid + 1
+ newobject = NO
+ newcenter = NO
+
+ # Show/set apphot parameters.
+ default:
+ call apcentercolon (ap, im, cl, out, stid, ltid, Memc[cmd],
+ newimage, newobject, newcenter)
+ }
+
+ 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))
+ memstat = ap_memstat (cache, req_size, old_size)
+ if (memstat == YES)
+ call ap_pcache (im, INDEFI, buf_size)
+ }
+
+ newimage = NO
+
+ # Fit the center, and save the results.
+ case 'f', ' ':
+
+ # Compute the center.
+ if (newobject == YES)
+ ier = apfitcenter (ap, im, wx, wy)
+ else if (newcenter == YES)
+ ier = aprefitcenter (ap, im, ier)
+ if (id != NULL) {
+ call apmark (ap, id, apstati (ap, MKCENTER), NO, NO)
+ if (id == gd)
+ call gflush (id)
+ else
+ call gframe (id)
+ }
+ call ap_cplot (ap, stid, gd, apstati (ap, RADPLOTS))
+ if (interactive == YES)
+ call ap_qcenter (ap, ier)
+ newobject = NO; newcenter = NO
+
+ # Write the results to the output file(s).
+ if (key == ' ') {
+ if (stid == 1)
+ call ap_param (ap, out, "center")
+ if (newlist == YES)
+ call ap_pcenter (ap, out, stid, ltid, ier)
+ else
+ call ap_pcenter (ap, out, stid, 0, ier)
+ call ap_cplot (ap, stid, mgd, YES)
+ stid = stid + 1
+ }
+
+ # Fit centers for the rest of the list.
+ case 'l':
+
+ # No coordinate list.
+ if (cl == NULL) {
+ if (interactive == YES)
+ call printf ("No coordinate list\n")
+ goto endswitch_
+ }
+
+ # Center rest of coordinate list.
+ ltid = ltid + 1
+ oid = stid
+ call apbcenter (ap, im, cl, out, stid, ltid, mgd, id, YES)
+ ltid = ltid + stid - oid + 1
+ if (id != NULL) {
+ if (id == gd)
+ call gflush (id)
+ else
+ call gframe (id)
+ }
+
+ # Unknown command.
+ default:
+ call printf ("Unknown or ambiguous keystroke command\n")
+ }
+
+endswitch_
+ # Setup for the next object by setting the default keystroke
+ # command and storing the old cursor coordinates in the
+ # centering structure.
+
+ 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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