From 35668d3f4cca11efaff917c394f70b5fe2253e20 Mon Sep 17 00:00:00 2001
From: mdroe <mdroe@stsci.edu>
Date: Fri, 1 Jun 2012 18:16:18 +0000
Subject: Make sure steps are always at least 2

git-svn-id: http://svn.stsci.edu/svn/ssb/stsci_python/stsci_python/branches/sphere@17195 fe389314-cf27-0410-b35b-8c050e845b92

Former-commit-id: efd4360668c6c220b5737e8db3fa99948c52cd3a
---
 lib/great_circle_arc.py | 1 +
 1 file changed, 1 insertion(+)

(limited to 'lib/great_circle_arc.py')

diff --git a/lib/great_circle_arc.py b/lib/great_circle_arc.py
index e12a8f8..4684850 100644
--- a/lib/great_circle_arc.py
+++ b/lib/great_circle_arc.py
@@ -346,6 +346,7 @@ def interpolate(A, B, steps=50):
 
         \frac{\sin((1 - t)\Omega)}{\sin \Omega}A + \frac{\sin(t \Omega)}{\sin \Omega}B
     """
+    steps = max(steps, 2)
     t = np.linspace(0.0, 1.0, steps, endpoint=True).reshape((steps, 1))
 
     omega = length(A, B, degrees=False)
-- 
cgit