Copyright (c) 1996-1999 The Regents of the University of California.
All rights reserved.

Redistribution and use in source and binary forms are permitted
provided that the above copyright notice and this paragraph are
duplicated in all such forms and that any documentation,
distribution and/or use acknowledge that the software was developed
by the Computer Graphics Laboratory, University of California,
San Francisco.  The name of the University may not be used to
endorse or promote products derived from this software without
specific prior written permission.

THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
IN NO EVENT SHALL THE REGENTS OF THE UNIVERSITY OF CALIFORNIA BE
LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
OR CONSEQUENTIAL DAMAGES ARISING OUT OF THE USE OF THIS SOFTWARE.
