Coin Logo Coin3D is Free Software,
published under the BSD 3-clause license.
https://bitbucket.org/Coin3D/
http://www.kongsberg.com/kogt/
SbCondVar.h
1 #ifndef COIN_SBCONDVAR_H
2 #define COIN_SBCONDVAR_H
3 
4 /**************************************************************************\
5  * Copyright (c) Kongsberg Oil & Gas Technologies AS
6  * All rights reserved.
7  *
8  * Redistribution and use in source and binary forms, with or without
9  * modification, are permitted provided that the following conditions are
10  * met:
11  *
12  * Redistributions of source code must retain the above copyright notice,
13  * 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 the
17  * documentation and/or other materials provided with the distribution.
18  *
19  * Neither the name of the copyright holder nor the names of its
20  * contributors may be used to endorse or promote products derived from
21  * this software without specific prior written permission.
22  *
23  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
24  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
25  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
26  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
27  * HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
28  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
29  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
30  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
31  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
32  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
33  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
34 \**************************************************************************/
35 
36 #include <Inventor/SbBasic.h>
37 #include <Inventor/SbTime.h>
39 #include <Inventor/threads/SbMutex.h>
40 
41 class SbCondVar {
42 public:
43  SbCondVar(void) { this->condvar = cc_condvar_construct(); }
44  ~SbCondVar(void) { cc_condvar_destruct(this->condvar); }
45 
46  SbBool wait(SbMutex & mutex) {
47  return cc_condvar_wait(this->condvar, mutex.mutex) == CC_OK;
48  }
49  SbBool timedWait(SbMutex & mutex, SbTime period) {
50  return cc_condvar_timed_wait(this->condvar, mutex.mutex, period.getValue()) == CC_OK;
51  }
52 
53  void wakeOne(void) { cc_condvar_wake_one(this->condvar); }
54  void wakeAll(void) { cc_condvar_wake_all(this->condvar); }
55 
56 private:
57  cc_condvar * condvar;
58 };
59 
60 #endif // !COIN_SBCONDVAR_H
Definition: SbMutex.h:39
cc_condvar * cc_condvar_construct(void)
Definition: condvar.cpp:104
int cc_condvar_wait(cc_condvar *condvar, cc_mutex *mutex)
Definition: condvar.cpp:127
double getValue(void) const
Definition: SbTime.cpp:280
void cc_condvar_wake_all(cc_condvar *condvar)
Definition: condvar.cpp:165
void cc_condvar_destruct(cc_condvar *condvar)
Definition: condvar.cpp:116
Definition: SbCondVar.h:41
int cc_condvar_timed_wait(cc_condvar *condvar, cc_mutex *mutex, cc_time period)
Definition: condvar.cpp:140
void cc_condvar_wake_one(cc_condvar *condvar)
Definition: condvar.cpp:154
The SbTime class instances represents time values.
Definition: SbTime.h:50
struct cc_condvar cc_condvar
The type definition for the conditional variable structure.
Definition: common.h:60