| /* |
| Open Asset Import Library (assimp) |
| ---------------------------------------------------------------------- |
| |
| Copyright (c) 2006-2017, assimp team |
| |
| All rights reserved. |
| |
| Redistribution and use of this software in source and binary forms, |
| with or without modification, are permitted provided that the |
| following conditions are met: |
| |
| * Redistributions of source code must retain the above |
| copyright notice, this list of conditions and the |
| following disclaimer. |
| |
| * Redistributions in binary form must reproduce the above |
| copyright notice, this list of conditions and the |
| following disclaimer in the documentation and/or other |
| materials provided with the distribution. |
| |
| * Neither the name of the assimp team, nor the names of its |
| contributors may be used to endorse or promote products |
| derived from this software without specific prior |
| written permission of the assimp team. |
| |
| THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| |
| ---------------------------------------------------------------------- |
| */ |
| |
| #ifndef AI_GENERIC_PROPERTY_H_INCLUDED |
| #define AI_GENERIC_PROPERTY_H_INCLUDED |
| |
| #include <assimp/Importer.hpp> |
| #include <assimp/ai_assert.h> |
| #include "Hash.h" |
| #include <map> |
| |
| |
| // ------------------------------------------------------------------------------------------------ |
| template <class T> |
| inline bool SetGenericProperty(std::map< unsigned int, T >& list, |
| const char* szName, const T& value) |
| { |
| ai_assert(NULL != szName); |
| const uint32_t hash = SuperFastHash(szName); |
| |
| typename std::map<unsigned int, T>::iterator it = list.find(hash); |
| if (it == list.end()) { |
| list.insert(std::pair<unsigned int, T>( hash, value )); |
| return false; |
| } |
| (*it).second = value; |
| return true; |
| } |
| |
| // ------------------------------------------------------------------------------------------------ |
| template <class T> |
| inline const T& GetGenericProperty(const std::map< unsigned int, T >& list, |
| const char* szName, const T& errorReturn) |
| { |
| ai_assert(NULL != szName); |
| const uint32_t hash = SuperFastHash(szName); |
| |
| typename std::map<unsigned int, T>::const_iterator it = list.find(hash); |
| if (it == list.end()) |
| return errorReturn; |
| |
| return (*it).second; |
| } |
| |
| // ------------------------------------------------------------------------------------------------ |
| // Special version for pointer types - they will be deleted when replaced with another value |
| // passing NULL removes the whole property |
| template <class T> |
| inline void SetGenericPropertyPtr(std::map< unsigned int, T* >& list, |
| const char* szName, T* value, bool* bWasExisting = NULL) |
| { |
| ai_assert(NULL != szName); |
| const uint32_t hash = SuperFastHash(szName); |
| |
| typename std::map<unsigned int, T*>::iterator it = list.find(hash); |
| if (it == list.end()) { |
| if (bWasExisting) |
| *bWasExisting = false; |
| |
| list.insert(std::pair<unsigned int,T*>( hash, value )); |
| return; |
| } |
| if ((*it).second != value) { |
| delete (*it).second; |
| (*it).second = value; |
| } |
| if (!value) { |
| list.erase(it); |
| } |
| if (bWasExisting) |
| *bWasExisting = true; |
| } |
| |
| // ------------------------------------------------------------------------------------------------ |
| template <class T> |
| inline bool HasGenericProperty(const std::map< unsigned int, T >& list, |
| const char* szName) |
| { |
| ai_assert(NULL != szName); |
| const uint32_t hash = SuperFastHash(szName); |
| |
| typename std::map<unsigned int, T>::const_iterator it = list.find(hash); |
| if (it == list.end()) return false; |
| |
| return true; |
| } |
| |
| #endif // !! AI_GENERIC_PROPERTY_H_INCLUDED |