From f584f4732303e8f2b4a080df1a6e63693951de7d Mon Sep 17 00:00:00 2001
From: Yorik van Havre <yorikvanhavre@users.sourceforge.net>
Date: Tue, 10 Jan 2012 18:53:47 -0200
Subject: [PATCH] small bugfix in Draft constraints

---
 src/Mod/Draft/DraftSnap.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/Mod/Draft/DraftSnap.py b/src/Mod/Draft/DraftSnap.py
index 7bd5ce5da..855e95110 100644
--- a/src/Mod/Draft/DraftSnap.py
+++ b/src/Mod/Draft/DraftSnap.py
@@ -515,7 +515,8 @@ class Snapper:
         delta = point.sub(self.basepoint)
 
         # setting constraint axis
-        self.affinity = FreeCAD.DraftWorkingPlane.getClosestAxis(delta)
+        if not self.affinity:
+            self.affinity = FreeCAD.DraftWorkingPlane.getClosestAxis(delta)
         if isinstance(axis,FreeCAD.Vector):
             self.constraintAxis = axis
         elif axis == "x":