From 9d94eaddc86ec262c0243571d8847c8d2f649fc4 Mon Sep 17 00:00:00 2001
From: Giles Bathgate <gilesbathgate@gmail.com>
Date: Thu, 7 Apr 2011 23:34:57 +0100
Subject: Fixed for when rings <= 0.


diff --git a/src/primitives.cc b/src/primitives.cc
index f618b44..cdbb18e 100644
--- a/src/primitives.cc
+++ b/src/primitives.cc
@@ -279,6 +279,9 @@ PolySet *PrimitiveNode::render_polyset(render_mode_e) const
 
 		int fragments = get_fragments_from_r(r1, fn, fs, fa);
 		int rings = fragments/2;
+		if(rings<=0)
+		    rings=1;
+
 		ring_s *ring = new ring_s[rings];
 
 		for (int i = 0; i < rings; i++) {
-- 
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