_ak_sync_caller_8h

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Wwise SDK 2024.1.2

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 released in source code form as part of the SDK installer package.
  
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 may use this file in accordance with the end user license agreement provided 
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 "Apache License"); you may not use this file except in compliance with the 
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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:
 #if defined(AK_SUPPORT_THREADS)
             /// 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 ); }
 #else
             AKRESULT Init() { m_bIsDone = false; return AK_Success;
              }
             inline bool IsDone() { return m_bIsDone; }
             inline void Done() { m_bIsDone = true; }
 #endif
  
             AKRESULT    m_eResult;  ///< Operation result
  
         private:
 #if defined(AK_SUPPORT_THREADS)
             AkEvent     m_hEvent;   ///< Sync event
 #else
             bool m_bIsDone;
 #endif
         };
     }
 }
  
 #endif // _AK_SYNC_CALLER_H_