Voro++ Copyright (c) 2008-2014, Wendell Smith and The Regents of the University of California, 
through Lawrence Berkeley National Laboratory (subject to receipt of any required approvals from 
the U.S. Dept. of Energy). All rights reserved.

Redistribution and use in source and binary forms, with or without modification, are permitted 
provided that the following conditions are met: 

(1) Redistributions of source code must retain the above copyright notice, this list of conditions 
and the following disclaimer. 

(2) Redistributions in binary form must reproduce the above copyright notice, this list of 
conditions and the following disclaimer in the documentation and/or other materials provided with 
the distribution. 

(3) Neither the names of tess, voro++, the University of California, Lawrence Berkeley National 
Laboratory, U.S. Dept. of Energy nor the names of its contributors may be used to endorse or 
promote products derived from this software without specific prior written permission. 

THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR 
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You are under no obligation whatsoever to provide any bug fixes, patches, or upgrades to the 
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you choose to make your Enhancements available either publicly, or directly to Lawrence Berkeley 
National Laboratory, without imposing a separate written license agreement for such Enhancements, 
then you hereby grant the following license: a  non-exclusive, royalty-free perpetual license to 
install, use, modify, prepare derivative works, incorporate into other computer software, 
distribute, and sublicense such enhancements or derivative works thereof, in binary and source code 
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