From fa080de7afc95aa1c19a6e6fc0e0708ced2eadc4 Mon Sep 17 00:00:00 2001
From: Joseph Hunkeler <jhunkeler@gmail.com>
Date: Wed, 8 Jul 2015 20:46:52 -0400
Subject: Initial commit

---
 noao/rv/readtlist.x | 78 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 78 insertions(+)
 create mode 100644 noao/rv/readtlist.x

(limited to 'noao/rv/readtlist.x')

diff --git a/noao/rv/readtlist.x b/noao/rv/readtlist.x
new file mode 100644
index 00000000..ece1eb0b
--- /dev/null
+++ b/noao/rv/readtlist.x
@@ -0,0 +1,78 @@
+include <imhdr.h>
+include "rvflags.h"
+include "rvpackage.h"
+
+# READ_TEMPLATE_LIST - What it says, read the list pointer and get all of
+# image spectra.  Checks for max number of template spectra and returns the 
+# number of templates read or ERR_READ.
+
+int procedure read_template_list (rv, list)
+
+pointer	rv					#I RV struct pointer
+pointer	list					#I Template file list pointer
+
+pointer	sp, name
+int	i, ntemps, npts
+
+int	imtlen(), imtrgetim(), get_spec()
+real	rv_imtempvel()
+errchk	immap, imtrgetim, realloc, get_spec
+
+define	error_		99
+
+begin
+	call smark (sp)
+	call salloc (name, SZ_FNAME, TY_CHAR)
+
+	# Do some simple error checking
+	if (list == NULL) {
+	    call rv_errmsg ("No input images in template list.")
+	    goto error_
+	}
+	ntemps = imtlen(list)
+	if (ntemps > MAXTEMPS) {
+	    call eprintf("Too many images in template list (MAXTEMPS=%d)")
+		call pargi (MAXTEMPS)
+	    call flush (STDERR)
+	    goto error_
+	}
+
+	# Start reading the files and storing them
+	npts = 0
+	call realloc (RV_TCODE(rv), ntemps, TY_INT)
+	call realloc (RV_TEMPVEL(rv), ntemps, TY_REAL)
+	RV_TEMPCODE(rv) = 0
+	do i = 1, ntemps {
+	    RV_TEMPNUM(rv) = i
+	    if (imtrgetim(list, i, Memc[name], SZ_FNAME) == EOF) {
+	    	call rv_errmsg ("Error getting image name from list.")
+	    	goto error_
+	    }
+
+	    RV_TEMPCODE(rv) = RV_TEMPCODE(rv) + 1
+	    TEMPCODE(rv,i) = RV_TEMPCODE(rv)
+	    TEMPVEL(rv,i) = rv_imtempvel (rv, Memc[name])
+	}
+
+	# Now read the first template.
+	RV_TEMPNUM(rv) = 1
+	RV_NTEMPS(rv) = ntemps
+	call realloc (RV_RIMAGE(rv), SZ_FNAME, TY_CHAR)
+	if (imtrgetim(list, 1, RIMAGE(rv), SZ_FNAME) == EOF)
+	    goto error_
+	if (get_spec(rv,RIMAGE(rv),REFER_SPECTRUM) == ERR_READ) {
+	    call sfree (sp)
+            call error (0,"Error reading template.")
+	}
+	RV_TEMPCODE(rv) = TEMPCODE(rv,1)
+
+	call sfree (sp)
+	if (list != NULL)
+	    call imtrew (list)			# rewind list pointer
+	return (ntemps)
+
+error_	call sfree (sp)
+	if (list != NULL)
+	    call imtrew (list)			# rewind list pointer
+	return (ERR_READ)
+end
-- 
cgit