1 files changed, 96 insertions, 0 deletions
diff --git a/noao/digiphot/apphot/center/apbcenter.x b/noao/digiphot/apphot/center/apbcenter.x
new file mode 100644
index 00000000..9a607ee3
--- /dev/null
+++ b/noao/digiphot/apphot/center/apbcenter.x
@@ -0,0 +1,96 @@
+include <fset.h>
+include "../lib/apphot.h"
+include "../lib/display.h"
+
+# APBCENTER -- Procedure to determine accurate centers for a list of objects
+# in batch mode using a simple text file list.
+
+procedure apbcenter (ap, im, cl, out, id, ld, mgd, gid, interactive)
+
+pointer ap			# pointer to the apphot structure
+pointer	im			# pointer to the IRAF image
+int	cl			# the coordinate file descriptor
+int	out			# output file descriptor
+int	id			# output file sequence number
+int	ld			# the coordinate file list number
+pointer	mgd			# pointer to the metacode file stream
+pointer	gid			# pointer to the image display stream
+int	interactive		# mode of use
+
+int	stdin, ier, ild
+pointer	sp, str
+real	wx, wy
+int	apfitcenter(), fscan(), nscan(), strncmp(), apstati()
+
+begin
+	call smark (sp)
+	call salloc (str, SZ_FNAME, TY_CHAR)
+	call fstats (cl, F_FILENAME, Memc[str], SZ_FNAME)
+
+	# Initialize.
+	ild = ld
+
+        # Print query.
+	if (strncmp ("STDIN", Memc[str], 5) == 0) {
+	    stdin = YES
+	    call printf ("Type object x and y coordinates (^D or ^Z to end): ")
+	    call flush (STDOUT)
+	} else
+	    stdin = NO
+
+	# Loop over the coordinate file.
+	while (fscan (cl) != EOF) {
+
+	    # Get and store the coordinates.
+	    call gargr (wx)
+	    call gargr (wy)
+	    if (nscan () != 2) {
+	        if (stdin == YES) {
+		    call printf (
+		        "Type object x and y coordinates (^D or ^Z to end): ")
+		    call flush (STDOUT)
+	        } 
+		next
+	    }
+
+	    # Transform the input coordinates.
+	    switch (apstati(ap,WCSIN)) {
+	    case WCS_WORLD, WCS_PHYSICAL:
+		call ap_itol (ap, wx, wy, wx, wy, 1)
+	    case WCS_TV:
+		call ap_vtol (im, wx, wy, wx, wy, 1)
+	    default:
+		;
+	    }
+
+	    call apsetr (ap, CWX, wx)
+	    call apsetr (ap, CWY, wy)
+
+	    # Fit the center.
+	    ier = apfitcenter (ap, im, wx, wy)
+
+	    # Print and/or plot the results.
+	    if (interactive == YES) {
+		call ap_qcenter (ap, ier)
+		if (gid != NULL)
+		    call apmark (ap, gid, apstati (ap, MKCENTER), NO, NO)
+	    }
+	    call ap_cplot (ap, id, mgd, YES)
+	    if (id == 1)
+	        call ap_param (ap, out, "center")
+	    call ap_pcenter (ap, out, id, ild, ier)
+
+	    # Setup for the next object.
+	    id = id + 1
+	    ild = ild + 1
+	    call apsetr (ap, WX, wx)
+	    call apsetr (ap, WY, wy)
+	    if (stdin == YES) {
+		call printf (
+		    "Type object x and y coordinates (^D or ^Z to end): ")
+		call flush (STDOUT)
+	    } 
+	}
+
+	call sfree (sp)
+end