Hydra renderer v1.6a.

In plain English (v1.6a):

    Author don't promise that this software works.  (But if you find any bugs, please let me know!)
    You can use this software for whatever you want. You don't have to pay Author.
    You may not pretend that you wrote this software. If you distribute this package you have to include this licence.

In legalese (v1.6a):

  The author make NO WARRANTY or representation, either express or implied,
  with respect to this software, its quality, accuracy, merchantability, or
  fitness for a particular purpose.  This software is provided "AS IS", and
  you, its user, assume the entire risk as to its quality and accuracy.

  This software is copyright (C) 2012, Ray Tracing Systems. All Rights Reserved. 
  
Web Site:

  http://ray-tracing.ru/. 