ACKNOWLEDGEMENTS
================

The authors would like to thank:
     
     Silicon Graphics Inc., for granting permission to use and adapt
     textual material from the book :
     "The Official Guide to Learning OpenGL, version 1.1 - 2nd edition"
     by Mason Woo, Jackie Neider, Tom Davis, copyright 1997 Silicon
     Graphics Inc., 

     Silicon Graphics Inc., for granting permission to use some of the
     OpenGL programs from the aforementioned book
    
     For further information on Silicon Graphics Inc., please visit 
     their web site at http://www.sgi.com


     Addison Wesley Longman Inc., for permission to use the book
    "The Official Guide to Learning OpenGL, version 1.1 - 2nd edition"
     by Mason Woo, Jackie Neider, Tom Davis, copyright 1997 Silicon
     Graphics Inc., 
   
     For further information about the book, please visit 
     http://cseng.aw.com/bookdetail.qry?ISBN=0-201-46138-2&ptype
     at the Addison Wesley web site.