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Wwise SDK 2019.2.11
AkLock.h
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1 /*******************************************************************************
2 The content of this file includes portions of the AUDIOKINETIC Wwise Technology
3 released in source code form as part of the SDK installer package.
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5 Commercial License Usage
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14 Alternatively, this file may be used under the Apache License, Version 2.0 (the
15 "Apache License"); you may not use this file except in compliance with the
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24  Version: <VERSION> Build: <BUILDNUMBER>
25  Copyright (c) <COPYRIGHTYEAR> Audiokinetic Inc.
26 *******************************************************************************/
27 
28 #pragma once
29 
32 
33 //-----------------------------------------------------------------------------
34 // CAkLock class
35 //-----------------------------------------------------------------------------
36 class CAkLock
37 {
38 public:
39  /// Constructor
40  CAkLock() :
41  m_mutex(NULL)
42  {
43  /// Todo: use sceKernelCreateLwMutex when sdk is available for it
44 
45  ScePthreadMutexattr mutex_attr;
46  AKVERIFY(!scePthreadMutexattrInit( &mutex_attr ));
47  AKVERIFY(!scePthreadMutexattrSettype( &mutex_attr, SCE_PTHREAD_MUTEX_RECURSIVE ));
48  AKVERIFY(!scePthreadMutexattrSetprotocol(&mutex_attr, SCE_PTHREAD_PRIO_INHERIT));
49  AKVERIFY(!scePthreadMutexInit( &m_mutex, &mutex_attr, NULL));
50  AKVERIFY(!scePthreadMutexattrDestroy( &mutex_attr ));
51  }
52 
53  /// Destructor
55  {
56  AKVERIFY(!scePthreadMutexDestroy( &m_mutex ));
57  }
58 
59  /// Lock
60  inline AKRESULT Lock( void )
61  {
62  if( scePthreadMutexLock(&m_mutex) == SCE_OK )
63  {
64  return AK_Success;
65  }
66  return AK_Fail;
67  }
68 
69  /// Unlock
70  inline AKRESULT Unlock( void )
71  {
72  if( scePthreadMutexUnlock(&m_mutex) == SCE_OK )
73  {
74  return AK_Success;
75  }
76  return AK_Fail;
77  }
78 
79 private:
80  ScePthreadMutex m_mutex;
81 };
@ AK_Fail
The operation failed.
Definition: AkTypes.h:125
AKRESULT
Standard function call result.
Definition: AkTypes.h:122
#define NULL
Definition: AkTypes.h:49
@ AK_Success
The operation was successful.
Definition: AkTypes.h:124
~CAkLock()
Destructor.
Definition: AkLock.h:54
#define AKVERIFY(x)
Definition: AkAssert.h:78
Definition: AkLock.h:37
AKRESULT Unlock(void)
Unlock.
Definition: AkLock.h:70
CAkLock()
Constructor.
Definition: AkLock.h:40
AKRESULT Lock(void)
Lock.
Definition: AkLock.h:60