_ak_sync_caller_8h

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Wwise SDK 2019.1.11

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 // AkSyncLoader.h

 /// \file 

 /// Class for synchronous calls of asynchronous models

 #ifndef _AK_SYNC_CALLER_H_

 #define _AK_SYNC_CALLER_H_

 #include <AK/Tools/Common/AkPlatformFuncs.h>

 namespace AK

 {

     namespace SoundEngine

     {

         /// AkSyncLoader: Init to create a sync event, call the asynchronous method, passing

         /// it the address of this object as the cookie, then call Wait. 

         class AkSyncCaller

         {

         public:

             /// Initialize.

             AKRESULT Init()

             {

                 if ( AKPLATFORM::AkCreateEvent( m_hEvent ) != AK_Success )

                 {

                     AKASSERT( !"Could not create synchronization event" );

                     return AK_Fail;

                 }

                 return AK_Success;

             }

             /// Wait until the async function calls its callback.

             AKRESULT Wait( AKRESULT in_eResult )

             {

                 if ( in_eResult != AK_Success )

                 {

                     AKPLATFORM::AkDestroyEvent( m_hEvent );

                     return in_eResult;

                 }

                 // Task queueing successful. Block until completion.

                 AKPLATFORM::AkWaitForEvent( m_hEvent );

                 AKPLATFORM::AkDestroyEvent( m_hEvent );

                 return m_eResult;

             }

             /// Call this from callback to release blocked thread.

             inline void Done() { AKPLATFORM::AkSignalEvent( m_hEvent ); }

             AKRESULT    m_eResult;  ///< Operation result

         private:

             AkEvent     m_hEvent;   ///< Sync event

         };

     }

 }

 #endif // _AK_SYNC_CALLER_H_