Timer_unix.cpp
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1 /*
2  * This file is part of ALVAR, A Library for Virtual and Augmented Reality.
3  *
4  * Copyright 2007-2012 VTT Technical Research Centre of Finland
5  *
6  * Contact: VTT Augmented Reality Team <alvar.info@vtt.fi>
7  * <http://www.vtt.fi/multimedia/alvar.html>
8  *
9  * ALVAR is free software; you can redistribute it and/or modify it under the
10  * terms of the GNU Lesser General Public License as published by the Free
11  * Software Foundation; either version 2.1 of the License, or (at your option)
12  * any later version.
13  *
14  * This library is distributed in the hope that it will be useful, but WITHOUT
15  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
16  * FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License
17  * for more details.
18  *
19  * You should have received a copy of the GNU Lesser General Public License
20  * along with ALVAR; if not, see
21  * <http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html>.
22  */
23 
24 #include "Timer_private.h"
25 
26 #include <time.h>
27 
28 namespace alvar {
29 
31 {
32 public:
34  : mStart()
35  {
36  }
37 
38  timespec mStart;
39 };
40 
42  : d(new TimerPrivateData())
43 {
44 }
45 
47 {
48  delete d;
49 }
50 
52 {
53  clock_gettime(CLOCK_MONOTONIC, &d->mStart);
54 }
55 
57 {
58  timespec stop;
59  clock_gettime(CLOCK_MONOTONIC, &stop);
60  return (stop.tv_sec - d->mStart.tv_sec) +
61  (stop.tv_nsec - d->mStart.tv_nsec) / 1000000000.0;
62 }
63 
64 } // namespace alvar
Main ALVAR namespace.
Definition: Alvar.h:174
TimerPrivateData * d
Definition: Timer_private.h:39
Drawable d[32]


ar_track_alvar
Author(s): Scott Niekum
autogenerated on Thu Jun 6 2019 19:27:24