Index: /fact/tools/pyscripts/pyfact/coor.py
===================================================================
--- /fact/tools/pyscripts/pyfact/coor.py	(revision 13132)
+++ /fact/tools/pyscripts/pyfact/coor.py	(revision 13133)
@@ -44,4 +44,5 @@
         coor2chid = {}
         chid2coor = {}
+        coor_vec  = {}
         for vector_and_chid in vectors_and_chids:
             vec = vector_and_chid[0]
@@ -56,6 +57,8 @@
                 y=0.0
 
+            
             coor = (int(round(x)),int(round(y)))
-
+            coor_vec = Vector2(coor[0], coor[1])
+            
             if coor in coor2chid:
                 print 'error while filling "coor2chid":'
@@ -65,4 +68,5 @@
             coor2chid[ coor ] = chid
             chid2coor[ chid ] = coor
+            chid2vect[ chid ] = coor_vec
 
         # hard code the offsets to the next neighbors
@@ -83,4 +87,5 @@
         self.chid2coor = chid2coor
         self.coor2chid = coor2chid
+        self.chid2vec  = chid2vec
         
 #        for chid in chid2nn.keys():