some polishing to laguerre tessellation

processing/pre/geom_fromVoronoiTessellation.py

@@ -30,7 +30,7 @@ def meshgrid2(*arrs):
     ans.insert(0,arr2)
   return tuple(ans)
 
-def laguerreTessellation(undeformed, coords):
+def laguerreTessellation(undeformed, coords, weights):
   bestdist = np.ones(len(undeformed)) * np.finfo('d').max
   bestseed = np.zeros(len(undeformed))
 
@@ -282,7 +282,7 @@ for file in files:
       indices = grain[indices-1]
     else :
       undeformed = np.vstack(np.meshgrid(x, y, z)).reshape(3,-1).T
-      indices = laguerreTessellation(undeformed, coords)
+      indices = laguerreTessellation(undeformed, coords, weights)
 
     newInfo['microstructures'] = info['microstructures']
     for i in grainIDs:

processing/pre/seeds_fromRandom.py

@@ -34,7 +34,7 @@ parser.add_option('-m', '--microstructure', dest='microstructure', type='int',
 parser.add_option('-s','--selective', dest='selective', action='store_true',
                   help = 'selective picking of seed points from random seed points [%default]')
 
-group = OptionGroup(parser, "Laguerre Tesselation Options",
+group = OptionGroup(parser, "Laguerre Tessellation Options",
                    "Parameters determining shape of weight distribution of seed points "
                    )
 group.add_option('--mean', dest='mean', type='float', metavar='float', \