Audiokinetic

Wwise SDK 2019.2.15

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

 The content of this file includes portions of the AUDIOKINETIC Wwise Technology

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

 Commercial License Usage

 Licensees holding valid commercial licenses to the AUDIOKINETIC Wwise Technology

 may use this file in accordance with the end user license agreement provided 

 with the software or, alternatively, in accordance with the terms contained in a

 written agreement between you and Audiokinetic Inc.

 Apache License Usage

 Alternatively, this file may be used under the Apache License, Version 2.0 (the 

 "Apache License"); you may not use this file except in compliance with the 

 Apache License. You may obtain a copy of the Apache License at 

 http://www.apache.org/licenses/LICENSE-2.0.

 Unless required by applicable law or agreed to in writing, software distributed

 under the Apache License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES

 OR CONDITIONS OF ANY KIND, either express or implied. See the Apache License for

 the specific language governing permissions and limitations under the License.

   Version: <VERSION>  Build: <BUILDNUMBER>

   Copyright (c) <COPYRIGHTYEAR> Audiokinetic Inc.

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

 // 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_