126 lines
4.2 KiB
C++
126 lines
4.2 KiB
C++
/*
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Open Asset Import Library (assimp)
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----------------------------------------------------------------------
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Copyright (c) 2006-2016, assimp team
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All rights reserved.
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Redistribution and use of this software in source and binary forms,
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with or without modification, are permitted provided that the
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following conditions are met:
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* Redistributions of source code must retain the above
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copyright notice, this list of conditions and the
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following disclaimer.
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* Redistributions in binary form must reproduce the above
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copyright notice, this list of conditions and the
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following disclaimer in the documentation and/or other
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materials provided with the distribution.
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* Neither the name of the assimp team, nor the names of its
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contributors may be used to endorse or promote products
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derived from this software without specific prior
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written permission of the assimp team.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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----------------------------------------------------------------------
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*/
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#ifndef AI_GENERIC_PROPERTY_H_INCLUDED
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#define AI_GENERIC_PROPERTY_H_INCLUDED
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#include <assimp/Importer.hpp>
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#include <assimp/ai_assert.h>
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#include "Hash.h"
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#include <map>
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// ------------------------------------------------------------------------------------------------
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template <class T>
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inline bool SetGenericProperty(std::map< unsigned int, T >& list,
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const char* szName, const T& value)
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{
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ai_assert(NULL != szName);
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const uint32_t hash = SuperFastHash(szName);
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typename std::map<unsigned int, T>::iterator it = list.find(hash);
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if (it == list.end()) {
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list.insert(std::pair<unsigned int, T>( hash, value ));
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return false;
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}
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(*it).second = value;
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return true;
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}
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// ------------------------------------------------------------------------------------------------
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template <class T>
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inline const T& GetGenericProperty(const std::map< unsigned int, T >& list,
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const char* szName, const T& errorReturn)
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{
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ai_assert(NULL != szName);
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const uint32_t hash = SuperFastHash(szName);
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typename std::map<unsigned int, T>::const_iterator it = list.find(hash);
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if (it == list.end())
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return errorReturn;
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return (*it).second;
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}
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// ------------------------------------------------------------------------------------------------
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// Special version for pointer types - they will be deleted when replaced with another value
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// passing NULL removes the whole property
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template <class T>
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inline void SetGenericPropertyPtr(std::map< unsigned int, T* >& list,
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const char* szName, T* value, bool* bWasExisting = NULL)
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{
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ai_assert(NULL != szName);
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const uint32_t hash = SuperFastHash(szName);
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typename std::map<unsigned int, T*>::iterator it = list.find(hash);
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if (it == list.end()) {
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if (bWasExisting)
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*bWasExisting = false;
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list.insert(std::pair<unsigned int,T*>( hash, value ));
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return;
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}
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if ((*it).second != value) {
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delete (*it).second;
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(*it).second = value;
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}
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if (!value) {
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list.erase(it);
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}
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if (bWasExisting)
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*bWasExisting = true;
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}
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// ------------------------------------------------------------------------------------------------
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template <class T>
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inline const bool HasGenericProperty(const std::map< unsigned int, T >& list,
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const char* szName)
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{
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ai_assert(NULL != szName);
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const uint32_t hash = SuperFastHash(szName);
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typename std::map<unsigned int, T>::const_iterator it = list.find(hash);
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if (it == list.end()) return false;
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return true;
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}
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#endif // !! AI_GENERIC_PROPERTY_H_INCLUDED
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