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__init__.py
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1 #------------------------------------------------------------------------------
2 # This file is part of the OpenStructure project <www.openstructure.org>
3 #
4 # Copyright (C) 2008-2011 by the OpenStructure authors
5 #
6 # This library is free software; you can redistribute it and/or modify it under
7 # the terms of the GNU Lesser General Public License as published by the Free
8 # Software Foundation; either version 3.0 of the License, or (at your option)
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12 # FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
13 # details.
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19 from _ost_mol import *
20 import ost.geom as _geom
21 from ost.mol import alg
22 
23 
24 def MergeCoordGroups(*coord_groups):
25  """
26  Merge several separate coord groups into one. The coord groups must have the
27  same number of atoms. In case no coord group is supplied, None will be
28  returned.
29  """
30  if len(coord_groups)==0:
31  return None
32  cg=CreateCoordGroup(coord_groups[0].atoms)
33  for coord_group in coord_groups:
34  cg.AddFrames(coord_group)
35  return cg