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annotate libs/assimp/GenericProperty.h @ 0:b2f14e535253

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author John Tsiombikas <nuclear@member.fsf.org>
date Sat, 01 Feb 2014 19:58:19 +0200
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nuclear@0 1 /*
nuclear@0 2 Open Asset Import Library (assimp)
nuclear@0 3 ----------------------------------------------------------------------
nuclear@0 4
nuclear@0 5 Copyright (c) 2006-2012, assimp team
nuclear@0 6 All rights reserved.
nuclear@0 7
nuclear@0 8 Redistribution and use of this software in source and binary forms,
nuclear@0 9 with or without modification, are permitted provided that the
nuclear@0 10 following conditions are met:
nuclear@0 11
nuclear@0 12 * Redistributions of source code must retain the above
nuclear@0 13 copyright notice, this list of conditions and the
nuclear@0 14 following disclaimer.
nuclear@0 15
nuclear@0 16 * Redistributions in binary form must reproduce the above
nuclear@0 17 copyright notice, this list of conditions and the
nuclear@0 18 following disclaimer in the documentation and/or other
nuclear@0 19 materials provided with the distribution.
nuclear@0 20
nuclear@0 21 * Neither the name of the assimp team, nor the names of its
nuclear@0 22 contributors may be used to endorse or promote products
nuclear@0 23 derived from this software without specific prior
nuclear@0 24 written permission of the assimp team.
nuclear@0 25
nuclear@0 26 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
nuclear@0 27 "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
nuclear@0 28 LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
nuclear@0 29 A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
nuclear@0 30 OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
nuclear@0 31 SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
nuclear@0 32 LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
nuclear@0 33 DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
nuclear@0 34 THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
nuclear@0 35 (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
nuclear@0 36 OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
nuclear@0 37
nuclear@0 38 ----------------------------------------------------------------------
nuclear@0 39 */
nuclear@0 40
nuclear@0 41 #ifndef AI_GENERIC_PROPERTY_H_INCLUDED
nuclear@0 42 #define AI_GENERIC_PROPERTY_H_INCLUDED
nuclear@0 43
nuclear@0 44 #include "assimp/Importer.hpp"
nuclear@0 45 #include "Hash.h"
nuclear@0 46
nuclear@0 47 // ------------------------------------------------------------------------------------------------
nuclear@0 48 template <class T>
nuclear@0 49 inline void SetGenericProperty(std::map< unsigned int, T >& list,
nuclear@0 50 const char* szName, const T& value, bool* bWasExisting = NULL)
nuclear@0 51 {
nuclear@0 52 ai_assert(NULL != szName);
nuclear@0 53 const uint32_t hash = SuperFastHash(szName);
nuclear@0 54
nuclear@0 55 typename std::map<unsigned int, T>::iterator it = list.find(hash);
nuclear@0 56 if (it == list.end()) {
nuclear@0 57 if (bWasExisting)
nuclear@0 58 *bWasExisting = false;
nuclear@0 59 list.insert(std::pair<unsigned int, T>( hash, value ));
nuclear@0 60 return;
nuclear@0 61 }
nuclear@0 62 (*it).second = value;
nuclear@0 63 if (bWasExisting)
nuclear@0 64 *bWasExisting = true;
nuclear@0 65 }
nuclear@0 66
nuclear@0 67 // ------------------------------------------------------------------------------------------------
nuclear@0 68 template <class T>
nuclear@0 69 inline const T& GetGenericProperty(const std::map< unsigned int, T >& list,
nuclear@0 70 const char* szName, const T& errorReturn)
nuclear@0 71 {
nuclear@0 72 ai_assert(NULL != szName);
nuclear@0 73 const uint32_t hash = SuperFastHash(szName);
nuclear@0 74
nuclear@0 75 typename std::map<unsigned int, T>::const_iterator it = list.find(hash);
nuclear@0 76 if (it == list.end())
nuclear@0 77 return errorReturn;
nuclear@0 78
nuclear@0 79 return (*it).second;
nuclear@0 80 }
nuclear@0 81
nuclear@0 82 // ------------------------------------------------------------------------------------------------
nuclear@0 83 // Special version for pointer types - they will be deleted when replaced with another value
nuclear@0 84 // passing NULL removes the whole property
nuclear@0 85 template <class T>
nuclear@0 86 inline void SetGenericPropertyPtr(std::map< unsigned int, T* >& list,
nuclear@0 87 const char* szName, T* value, bool* bWasExisting = NULL)
nuclear@0 88 {
nuclear@0 89 ai_assert(NULL != szName);
nuclear@0 90 const uint32_t hash = SuperFastHash(szName);
nuclear@0 91
nuclear@0 92 typename std::map<unsigned int, T*>::iterator it = list.find(hash);
nuclear@0 93 if (it == list.end()) {
nuclear@0 94 if (bWasExisting)
nuclear@0 95 *bWasExisting = false;
nuclear@0 96
nuclear@0 97 list.insert(std::pair<unsigned int,T*>( hash, value ));
nuclear@0 98 return;
nuclear@0 99 }
nuclear@0 100 if ((*it).second != value) {
nuclear@0 101 delete (*it).second;
nuclear@0 102 (*it).second = value;
nuclear@0 103 }
nuclear@0 104 if (!value) {
nuclear@0 105 list.erase(it);
nuclear@0 106 }
nuclear@0 107 if (bWasExisting)
nuclear@0 108 *bWasExisting = true;
nuclear@0 109 }
nuclear@0 110
nuclear@0 111
nuclear@0 112 #endif // !! AI_GENERIC_PROPERTY_H_INCLUDED