Ptex: PtexMutex.h Source File

Ptex

PtexMutex.h
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1#ifndef PtexMutex_h
2#define PtexMutex_h
3
4/*
5PTEX SOFTWARE
6Copyright 2014 Disney Enterprises, Inc. All rights reserved
7
8Redistribution and use in source and binary forms, with or without
9modification, are permitted provided that the following conditions are
10met:
11
12 * Redistributions of source code must retain the above copyright
13 notice, this list of conditions and the following disclaimer.
14
15 * Redistributions in binary form must reproduce the above copyright
16 notice, this list of conditions and the following disclaimer in
17 the documentation and/or other materials provided with the
18 distribution.
19
20 * The names "Disney", "Walt Disney Pictures", "Walt Disney Animation
21 Studios" or the names of its contributors may NOT be used to
22 endorse or promote products derived from this software without
23 specific prior written permission from Walt Disney Pictures.
24
25Disclaimer: THIS SOFTWARE IS PROVIDED BY WALT DISNEY PICTURES AND
26CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING,
27BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS
28FOR A PARTICULAR PURPOSE, NONINFRINGEMENT AND TITLE ARE DISCLAIMED.
29IN NO EVENT SHALL WALT DISNEY PICTURES, THE COPYRIGHT HOLDER OR
30CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
31EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
32PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
33PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND BASED ON ANY
34THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
35(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
36OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.
37*/
38
39 PTEX_NAMESPACE_BEGIN
40
42template <class T>
43 class AutoLock {
44public:
45 AutoLock(T& m) : _m(m) { _m.lock(); }
46 ~AutoLock() { _m.unlock(); }
47private:
48 T& _m;
49};
50
51 typedef AutoLock<Mutex> AutoMutex;
52 typedef AutoLock<SpinLock> AutoSpin;
53
54 PTEX_NAMESPACE_END
55
56#endif
AutoSpin
AutoLock< SpinLock > AutoSpin
Definition: PtexMutex.h:52
AutoMutex
AutoLock< Mutex > AutoMutex
Definition: PtexMutex.h:51
PTEX_NAMESPACE_END
#define PTEX_NAMESPACE_END
Definition: PtexVersion.h:62
AutoLock
Automatically acquire and release lock within enclosing scope.
Definition: PtexMutex.h:43
AutoLock::_m
T & _m
Definition: PtexMutex.h:48
AutoLock::~AutoLock
~AutoLock()
Definition: PtexMutex.h:46
AutoLock::AutoLock
AutoLock(T &m)
Definition: PtexMutex.h:45
PTEX_NAMESPACE_BEGIN
Definition: PtexSeparableKernel.cpp:42