_ak_key_def_8h

Wwise SDK 2021.1.14

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 released in source code form as part of the SDK installer package.

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   Version: v2021.1.14  Build: 6590

   Copyright (c) 2006-2023 Audiokinetic Inc.

 *******************************************************************************/

 #ifndef _KEYDEF_H_

 #define _KEYDEF_H_

 #include <AK/Tools/Common/AkArray.h> //For ArrayPoolDefault

 template <class T_KEY, class T_ITEM> 

 struct MapStruct

 {

     T_KEY   key; 

     T_ITEM  item;

     bool operator ==(const MapStruct& in_Op) const

     {

         return ( (key == in_Op.key) /*&& (item == in_Op.item)*/ );

     }

     void Transfer(MapStruct<T_KEY, T_ITEM>& in_rSource)

     {

         key = in_rSource.key;

         item.Transfer(in_rSource.item); //transfer ownership of resources.

     }

 };

 // A helper struct that can be used as a T_ITEM in an CAkKeyArray, when you need to only preform a shallow copy

 //   on the data that you are referencing.  For example if you wanted to to use an AkArray type.

 // NOTE: AllocData() and FreeData() must be explicitly called, or else pData can be manually Alloc'd/Free'd.

 template < typename T_KEY, typename T_DATA, class T_ALLOC = ArrayPoolDefault >

 struct AkKeyDataPtrStruct: public T_ALLOC

 {

     AkKeyDataPtrStruct(): pData(NULL) {}

     AkKeyDataPtrStruct(T_KEY in_key): key(in_key), pData(NULL) {}

     T_KEY   key;

     T_DATA* pData;

     bool operator ==(const AkKeyDataPtrStruct<T_KEY,T_DATA>& in_Op) const

     {

         return ( key == in_Op.key );

     }

     bool AllocData()

     {

         AKASSERT( !pData );

         pData = (T_DATA*) T_ALLOC::Alloc( sizeof( T_DATA ));

         if (pData)

         {

             AkPlacementNew( pData ) T_DATA();

             return true;

         }

         return false;

     }

     void FreeData()

     {

         if( pData )

         {

             pData->~T_DATA();

             T_ALLOC::Free(pData);

             pData = NULL;

         }

     }

     static AkForceInline T_KEY& Get( AkKeyDataPtrStruct<T_KEY, T_DATA>& in_val ) { return in_val.key; }

 };

 #endif //_KEYDEF_H_