NOTICE

This example includes the shadercam library obtained from
https://github.com/googlecreativelab/shadercam under the
following license terms.  The Shadercam library components 
of this example, and only the Shadercam components of this
example, are provided with the following notice: 

   Copyright 2015 Google Inc.

   Licensed under the Apache License, Version 2.0 (the "License");
   you may not use this file except in compliance with the License.
   You may obtain a copy of the License at

       http://www.apache.org/licenses/LICENSE-2.0

   Unless required by applicable law or agreed to in writing, software
   distributed under the License is distributed on an "AS IS" BASIS,
   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   See the License for the specific language governing permissions and
   limitations under the License.