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Wwise SDK 2018.1.11
AkLock.h
[詳解]
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.
4 
5 Commercial License Usage
6 
7 Licensees holding valid commercial licenses to the AUDIOKINETIC Wwise Technology
8 may use this file in accordance with the end user license agreement provided
9 with the software or, alternatively, in accordance with the terms contained in a
10 written agreement between you and Audiokinetic Inc.
11 
12 Apache License Usage
13 
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
16 Apache License. You may obtain a copy of the Apache License at
17 http://www.apache.org/licenses/LICENSE-2.0.
18 
19 Unless required by applicable law or agreed to in writing, software distributed
20 under the Apache License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES
21 OR CONDITIONS OF ANY KIND, either express or implied. See the Apache License for
22 the specific language governing permissions and limitations under the License.
23 
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 };
The operation was successful.
Definition: AkTypes.h:129
AKRESULT
Standard function call result.
Definition: AkTypes.h:126
The operation failed.
Definition: AkTypes.h:130
~CAkLock()
Destructor
Definition: AkLock.h:54
Definition: AkLock.h:36
#define NULL
Definition: AkTypes.h:49
#define AKVERIFY(x)
Definition: AkAssert.h:71
CAkLock()
Constructor
Definition: AkLock.h:40
AKRESULT Lock(void)
Lock
Definition: AkLock.h:60
AKRESULT Unlock(void)
Unlock
Definition: AkLock.h:70

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