cleanups, simplify, pldize

[packages/freecad.git] / freecad-0.14-DraftSnap.patch

# http://www.freecadweb.org/tracker/view.php?id=1757

From 328bdcf6363f1107447858c2dd939ecae1005f47 Mon Sep 17 00:00:00 2001
From: Yorik van Havre <yorik@uncreated.net>
Date: Thu, 18 Sep 2014 19:39:37 -0300
Subject: [PATCH] Draft: small fix in trackers - fixes #1757

---
 src/Mod/Draft/DraftSnap.py | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/Mod/Draft/DraftSnap.py b/src/Mod/Draft/DraftSnap.py
index ac57d43..af53881 100644
--- a/src/Mod/Draft/DraftSnap.py
+++ b/src/Mod/Draft/DraftSnap.py
@@ -575,7 +575,10 @@ def snapToPolar(self,point,last):
                             vecs.extend([v,v.negative()])
                 for v in vecs:
                     if not DraftVecUtils.isNull(v):
-                        de = Part.Line(last,last.add(v)).toShape()  
+                        try:
+                            de = Part.Line(last,last.add(v)).toShape()
+                        except:
+                            return point,None
                         np = self.getPerpendicular(de,point)
                         if ((self.radius == 0) and (point.sub(last).getAngle(v) < 0.087)) \
                         or ((np.sub(point)).Length < self.radius):