| This document is licensed under the SGI Free Software B License Version | 
 | 2.0. For details, see http://oss.sgi.com/projects/FreeB/ . | 
 |  | 
 | Copyright (c) 2017 The Khronos Group 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. | 
 |  | 
 | Copyright (c) 2013-2017 The Khronos Group Inc. | 
 |  | 
 | Permission is hereby granted, free of charge, to any person obtaining a | 
 | copy of this software and/or associated documentation files (the | 
 | "Materials"), to deal in the Materials without restriction, including | 
 | without limitation the rights to use, copy, modify, merge, publish, | 
 | distribute, sublicense, and/or sell copies of the Materials, and to | 
 | permit persons to whom the Materials are furnished to do so, subject to | 
 | the following conditions: | 
 |  | 
 | The above copyright notice and this permission notice shall be included | 
 | in all copies or substantial portions of the Materials. | 
 |  | 
 | THE MATERIALS ARE PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, | 
 | EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF | 
 | MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. | 
 | IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY | 
 | CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, | 
 | TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE | 
 | MATERIALS OR THE USE OR OTHER DEALINGS IN THE MATERIALS. | 
 |  |