00001 /******************************************************************************* 00002 The content of this file includes portions of the AUDIOKINETIC Wwise Technology 00003 released in source code form as part of the SDK installer package. 00004 00005 Commercial License Usage 00006 00007 Licensees holding valid commercial licenses to the AUDIOKINETIC Wwise Technology 00008 may use this file in accordance with the end user license agreement provided 00009 with the software or, alternatively, in accordance with the terms contained in a 00010 written agreement between you and Audiokinetic Inc. 00011 00012 Apache License Usage 00013 00014 Alternatively, this file may be used under the Apache License, Version 2.0 (the 00015 "Apache License"); you may not use this file except in compliance with the 00016 Apache License. You may obtain a copy of the Apache License at 00017 http://www.apache.org/licenses/LICENSE-2.0. 00018 00019 Unless required by applicable law or agreed to in writing, software distributed 00020 under the Apache License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES 00021 OR CONDITIONS OF ANY KIND, either express or implied. See the Apache License for 00022 the specific language governing permissions and limitations under the License. 00023 00024 Version: <VERSION> Build: <BUILDNUMBER> 00025 Copyright (c) <COPYRIGHTYEAR> Audiokinetic Inc. 00026 *******************************************************************************/ 00027 00028 #ifndef _KEYDEF_H_ 00029 #define _KEYDEF_H_ 00030 00031 #include <AK/Tools/Common/AkArray.h> //For ArrayPoolDefault 00032 00033 template <class T_KEY, class T_ITEM> 00034 struct MapStruct 00035 { 00036 T_KEY key; 00037 T_ITEM item; 00038 bool operator ==(const MapStruct& in_Op) const 00039 { 00040 return ( (key == in_Op.key) /*&& (item == in_Op.item)*/ ); 00041 } 00042 00043 void Transfer(MapStruct<T_KEY, T_ITEM>& in_rSource) 00044 { 00045 key = in_rSource.key; 00046 item.Transfer(in_rSource.item); //transfer ownership of resources. 00047 } 00048 }; 00049 00050 00051 // A helper struct that can be used as a T_ITEM in an CAkKeyArray, when you need to only preform a shallow copy 00052 // on the data that you are referencing. For example if you wanted to to use an AkArray type. 00053 // NOTE: AllocData() and FreeData() must be explicitly called, or else pData can be manually Alloc'd/Free'd. 00054 template < typename T_KEY, typename T_DATA, class T_ALLOC = ArrayPoolDefault > 00055 struct AkKeyDataPtrStruct: public T_ALLOC 00056 { 00057 AkKeyDataPtrStruct(): pData(NULL) {} 00058 AkKeyDataPtrStruct(T_KEY in_key): key(in_key), pData(NULL) {} 00059 00060 T_KEY key; 00061 T_DATA* pData; 00062 bool operator ==(const AkKeyDataPtrStruct<T_KEY,T_DATA>& in_Op) const 00063 { 00064 return ( key == in_Op.key ); 00065 } 00066 00067 bool AllocData() 00068 { 00069 AKASSERT( !pData ); 00070 pData = (T_DATA*) T_ALLOC::Alloc( sizeof( T_DATA )); 00071 if (pData) 00072 { 00073 AkPlacementNew( pData ) T_DATA(); 00074 return true; 00075 } 00076 return false; 00077 } 00078 00079 void FreeData() 00080 { 00081 if( pData ) 00082 { 00083 pData->~T_DATA(); 00084 T_ALLOC::Free(pData); 00085 pData = NULL; 00086 } 00087 } 00088 00089 static AkForceInline T_KEY& Get( AkKeyDataPtrStruct<T_KEY, T_DATA>& in_val ) { return in_val.key; } 00090 }; 00091 00092 #endif //_KEYDEF_H_
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