time_translator.cpp
Go to the documentation of this file.
1 /*********************************************************************
2 * Software License Agreement (BSD License)
3 *
4 * Copyright (c) 2010, Willow Garage, Inc.
5 * All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 *
11 * * Redistributions of source code must retain the above copyright
12 * notice, this list of conditions and the following disclaimer.
13 * * Redistributions in binary form must reproduce the above
14 * copyright notice, this list of conditions and the following
15 * disclaimer in the documentation and/or other materials provided
16 * with the distribution.
17 * * Neither the name of Willow Garage, Inc. nor the names of its
18 * contributors may be used to endorse or promote products derived
19 * from this software without specific prior written permission.
20 *
21 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
22 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
23 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
24 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
25 * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
26 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
27 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
28 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
29 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
30 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
31 * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
32 * POSSIBILITY OF SUCH DAMAGE.
33 *********************************************************************/
34 
35 #include "rosbag/time_translator.h"
36 
37 namespace rosbag {
38 
40  : time_scale_(1.0), real_start_(ros::TIME_MIN), translated_start_(ros::TIME_MIN)
41 {
42 }
43 
44 void TimeTranslator::setTimeScale(double const& s) {
45  time_scale_ = s;
46 }
47 
49  real_start_ = t;
50 }
51 
54 }
55 
57  translated_start_ += d;
58 }
59 
61  return translated_start_ + (t - real_start_) * (1.0 / time_scale_);
62 }
63 
64 } // namespace rosbag
ros::Time translate(ros::Time const &t)
void setTranslatedStartTime(ros::Time const &t)
Increments the translated start time by shift. Useful for pausing.
void setTimeScale(double const &s)
void setRealStartTime(ros::Time const &t)
ROSTIME_DECL const Time TIME_MIN
void shift(ros::Duration const &d)
Increments the translated start time by shift. Useful for pausing.


rosbag
Author(s): Tim Field, Jeremy Leibs, James Bowman, Dirk Thomas
autogenerated on Mon Feb 28 2022 23:34:21