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      1 /*-------------------------------------------------------------------------
      2  * Vulkan CTS Framework
      3  * --------------------
      4  *
      5  * Copyright (c) 2015 Google Inc.
      6  *
      7  * Licensed under the Apache License, Version 2.0 (the "License");
      8  * you may not use this file except in compliance with the License.
      9  * You may obtain a copy of the License at
     10  *
     11  *      http://www.apache.org/licenses/LICENSE-2.0
     12  *
     13  * Unless required by applicable law or agreed to in writing, software
     14  * distributed under the License is distributed on an "AS IS" BASIS,
     15  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     16  * See the License for the specific language governing permissions and
     17  * limitations under the License.
     18  *
     19  *//*!
     20  * \file
     21  * \brief Vulkan api version.
     22  *//*--------------------------------------------------------------------*/
     23 
     24 #include "vkApiVersion.hpp"
     25 
     26 namespace vk
     27 {
     28 
     29 ApiVersion unpackVersion (deUint32 version)
     30 {
     31 	return ApiVersion((version & 0xFFC00000) >> 22,
     32 					  (version & 0x003FF000) >> 12,
     33 					   version & 0x00000FFF);
     34 }
     35 
     36 deUint32 pack (const ApiVersion& version)
     37 {
     38 	DE_ASSERT((version.majorNum & ~0x3FF) == 0);
     39 	DE_ASSERT((version.minorNum & ~0x3FF) == 0);
     40 	DE_ASSERT((version.patchNum & ~0xFFF) == 0);
     41 
     42 	return (version.majorNum << 22) | (version.minorNum << 12) | version.patchNum;
     43 }
     44 
     45 } // vk
     46