1 files changed, 95 insertions, 0 deletions
diff --git a/noao/digiphot/daophot/select/dpsgroup.x b/noao/digiphot/daophot/select/dpsgroup.x
new file mode 100644
index 00000000..02b77ee7
--- /dev/null
+++ b/noao/digiphot/daophot/select/dpsgroup.x
@@ -0,0 +1,95 @@
+include <tbset.h>
+include "../lib/daophotdef.h"
+include "../lib/apseldef.h"
+
+define	NCOLUMN	6
+
+# DP_SGROUP -- Read in each group from the input file and write it to the
+# output file if its size is between min_group and max_group.
+
+procedure dp_sgroup (dao, tp_in, tp_out, text_file, min_group, max_group)
+
+pointer	dao				# pointer to the daophot structure
+pointer	tp_in				# the input file descriptor
+pointer	tp_out				# the output file descriptor
+bool	text_file			# text or table file
+int 	min_group			# minimum sized group to extract
+int	max_group			# maximum sized group to extract
+
+int	nrow_in_table, output_row, in_record, ngroup, cur_group
+pointer	sp, indices, fields, key, icolpoint, ocolpoint
+int	tbpsta(), dp_ggroup()
+
+begin
+	# Allocate some working memory.
+	call smark (sp)
+	call salloc (icolpoint, NAPGROUP, TY_POINTER)
+	call salloc (indices, NAPGROUP, TY_INT)
+	call salloc (fields, SZ_LINE, TY_CHAR)
+	call salloc (ocolpoint, NCOLUMN, TY_POINTER)
+
+	# Allocate some memory for reading in the group.
+	call dp_gnindices (Memi[indices])
+	call dp_memapsel (dao, Memi[indices], NAPPAR, max_group + 1)
+
+	# Initialize the output file.
+	if (text_file) {
+	    call dp_apheader (tp_in, tp_out)
+	    call dp_xgselpars (tp_out, min_group, max_group)
+	    call dp_apbanner (tp_in, tp_out)
+	} else {
+	    call tbtcre (tp_out)
+	    call tbhcal (tp_in, tp_out)
+	    call dp_tgselcol (tp_out, Memi[ocolpoint])
+	    call dp_tgselpars (tp_out, min_group, max_group)
+	}
+
+	# Initialize the input file.
+	if (text_file) {
+	    call pt_kyinit (key)
+	    call dp_gnstpsf (Memi[indices], Memc[fields], NAPGROUP)
+	    nrow_in_table = 0
+	} else {
+	    key = NULL
+	    call dp_tnsinit (tp_in, Memi[icolpoint])
+	    nrow_in_table = tbpsta (tp_in, TBL_NROWS)
+	}
+
+	# Initialize the output record counter.
+	output_row = 0
+
+	# Initialize the input record counter.
+	in_record = 1
+
+	repeat {
+
+	    # Read in the group.
+	    ngroup = dp_ggroup (dao, tp_in, key, Memc[fields], Memi[indices],
+		Memi[icolpoint], nrow_in_table, max_group, in_record,
+		cur_group)
+	    if (ngroup <= 0)
+		break
+	    if (ngroup < min_group || ngroup > max_group)
+		next
+
+	    # Print a message to the terminal.
+	    if (DP_VERBOSE(dao) == YES) {
+		call printf ("Selecting group: %6d  of %6d star(s)\n")
+		    call pargi (cur_group)
+		    call pargi (ngroup)
+	    }
+
+	    # Write the group to the output file.
+	    if (text_file)
+		call dp_xwrtselect (dao, tp_out, ngroup, cur_group)
+	    else
+		call dp_twrtselect (dao, tp_out, Memi[ocolpoint], ngroup,
+		   cur_group, output_row) 
+	}
+
+	if (text_file)
+	    call pt_kyfree (key)
+
+	# Free memory.
+	call sfree (sp)
+end