From 40e5a5811c6ffce9b0974e93cdd927cbcf60c157 Mon Sep 17 00:00:00 2001
From: Joe Hunkeler <jhunkeler@gmail.com>
Date: Tue, 11 Aug 2015 16:51:37 -0400
Subject: Repatch (from linux) of OSX IRAF

---
 lib/math/surfit.h | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)
 create mode 100644 lib/math/surfit.h

(limited to 'lib/math/surfit.h')

diff --git a/lib/math/surfit.h b/lib/math/surfit.h
new file mode 100644
index 00000000..7b6de492
--- /dev/null
+++ b/lib/math/surfit.h
@@ -0,0 +1,21 @@
+# SURFIT.H -- Global defines for the surface fitting package.
+
+# Permitted types of curves.
+
+define	SF_FUNCTIONS	"|legendre|chebyshev|spline3|spline1|"
+define	SF_LEGENDRE	1
+define	SF_CHEBYSHEV	2
+define	SF_SPLINE3	3
+define	SF_SPLINE1	4
+define	SF_NTYPES	4
+
+# Weighting flags
+
+define	SF_WEIGHTS	"|user|uniform|"
+define	SF_USER		1	# user enters weights
+define	SF_UNIFORM	2	# equal weights, weight 1.0
+
+# Error conditions
+
+define	SINGULAR	1	# matrix is singular
+define	NO_DEG_FREEDOM	2	# insufficient number of data points
-- 
cgit