ROS Serial library for Mbed platforms for ROS Kinetic Kame. Check http://wiki.ros.org/rosserial_mbed/ for more information.
Dependents: mbed-os-example-blinky
duration.cpp@0:9e9b7db60fd5, 2016-12-31 (annotated)
- Committer:
- garyservin
- Date:
- Sat Dec 31 00:48:34 2016 +0000
- Revision:
- 0:9e9b7db60fd5
Initial commit, generated based on a clean kinetic-desktop-full
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
garyservin | 0:9e9b7db60fd5 | 1 | /* |
garyservin | 0:9e9b7db60fd5 | 2 | * Software License Agreement (BSD License) |
garyservin | 0:9e9b7db60fd5 | 3 | * |
garyservin | 0:9e9b7db60fd5 | 4 | * Copyright (c) 2011, Willow Garage, Inc. |
garyservin | 0:9e9b7db60fd5 | 5 | * All rights reserved. |
garyservin | 0:9e9b7db60fd5 | 6 | * |
garyservin | 0:9e9b7db60fd5 | 7 | * Redistribution and use in source and binary forms, with or without |
garyservin | 0:9e9b7db60fd5 | 8 | * modification, are permitted provided that the following conditions |
garyservin | 0:9e9b7db60fd5 | 9 | * are met: |
garyservin | 0:9e9b7db60fd5 | 10 | * |
garyservin | 0:9e9b7db60fd5 | 11 | * * Redistributions of source code must retain the above copyright |
garyservin | 0:9e9b7db60fd5 | 12 | * notice, this list of conditions and the following disclaimer. |
garyservin | 0:9e9b7db60fd5 | 13 | * * Redistributions in binary form must reproduce the above |
garyservin | 0:9e9b7db60fd5 | 14 | * copyright notice, this list of conditions and the following |
garyservin | 0:9e9b7db60fd5 | 15 | * disclaimer in the documentation and/or other materials provided |
garyservin | 0:9e9b7db60fd5 | 16 | * with the distribution. |
garyservin | 0:9e9b7db60fd5 | 17 | * * Neither the name of Willow Garage, Inc. nor the names of its |
garyservin | 0:9e9b7db60fd5 | 18 | * contributors may be used to endorse or promote prducts derived |
garyservin | 0:9e9b7db60fd5 | 19 | * from this software without specific prior written permission. |
garyservin | 0:9e9b7db60fd5 | 20 | * |
garyservin | 0:9e9b7db60fd5 | 21 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
garyservin | 0:9e9b7db60fd5 | 22 | * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
garyservin | 0:9e9b7db60fd5 | 23 | * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS |
garyservin | 0:9e9b7db60fd5 | 24 | * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE |
garyservin | 0:9e9b7db60fd5 | 25 | * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, |
garyservin | 0:9e9b7db60fd5 | 26 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, |
garyservin | 0:9e9b7db60fd5 | 27 | * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
garyservin | 0:9e9b7db60fd5 | 28 | * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER |
garyservin | 0:9e9b7db60fd5 | 29 | * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
garyservin | 0:9e9b7db60fd5 | 30 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN |
garyservin | 0:9e9b7db60fd5 | 31 | * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
garyservin | 0:9e9b7db60fd5 | 32 | * POSSIBILITY OF SUCH DAMAGE. |
garyservin | 0:9e9b7db60fd5 | 33 | */ |
garyservin | 0:9e9b7db60fd5 | 34 | |
garyservin | 0:9e9b7db60fd5 | 35 | #include <math.h> |
garyservin | 0:9e9b7db60fd5 | 36 | #include "ros/duration.h" |
garyservin | 0:9e9b7db60fd5 | 37 | |
garyservin | 0:9e9b7db60fd5 | 38 | namespace ros |
garyservin | 0:9e9b7db60fd5 | 39 | { |
garyservin | 0:9e9b7db60fd5 | 40 | void normalizeSecNSecSigned(int32_t &sec, int32_t &nsec) |
garyservin | 0:9e9b7db60fd5 | 41 | { |
garyservin | 0:9e9b7db60fd5 | 42 | int32_t nsec_part = nsec; |
garyservin | 0:9e9b7db60fd5 | 43 | int32_t sec_part = sec; |
garyservin | 0:9e9b7db60fd5 | 44 | |
garyservin | 0:9e9b7db60fd5 | 45 | while (nsec_part > 1000000000L) |
garyservin | 0:9e9b7db60fd5 | 46 | { |
garyservin | 0:9e9b7db60fd5 | 47 | nsec_part -= 1000000000L; |
garyservin | 0:9e9b7db60fd5 | 48 | ++sec_part; |
garyservin | 0:9e9b7db60fd5 | 49 | } |
garyservin | 0:9e9b7db60fd5 | 50 | while (nsec_part < 0) |
garyservin | 0:9e9b7db60fd5 | 51 | { |
garyservin | 0:9e9b7db60fd5 | 52 | nsec_part += 1000000000L; |
garyservin | 0:9e9b7db60fd5 | 53 | --sec_part; |
garyservin | 0:9e9b7db60fd5 | 54 | } |
garyservin | 0:9e9b7db60fd5 | 55 | sec = sec_part; |
garyservin | 0:9e9b7db60fd5 | 56 | nsec = nsec_part; |
garyservin | 0:9e9b7db60fd5 | 57 | } |
garyservin | 0:9e9b7db60fd5 | 58 | |
garyservin | 0:9e9b7db60fd5 | 59 | Duration& Duration::operator+=(const Duration &rhs) |
garyservin | 0:9e9b7db60fd5 | 60 | { |
garyservin | 0:9e9b7db60fd5 | 61 | sec += rhs.sec; |
garyservin | 0:9e9b7db60fd5 | 62 | nsec += rhs.nsec; |
garyservin | 0:9e9b7db60fd5 | 63 | normalizeSecNSecSigned(sec, nsec); |
garyservin | 0:9e9b7db60fd5 | 64 | return *this; |
garyservin | 0:9e9b7db60fd5 | 65 | } |
garyservin | 0:9e9b7db60fd5 | 66 | |
garyservin | 0:9e9b7db60fd5 | 67 | Duration& Duration::operator-=(const Duration &rhs){ |
garyservin | 0:9e9b7db60fd5 | 68 | sec += -rhs.sec; |
garyservin | 0:9e9b7db60fd5 | 69 | nsec += -rhs.nsec; |
garyservin | 0:9e9b7db60fd5 | 70 | normalizeSecNSecSigned(sec, nsec); |
garyservin | 0:9e9b7db60fd5 | 71 | return *this; |
garyservin | 0:9e9b7db60fd5 | 72 | } |
garyservin | 0:9e9b7db60fd5 | 73 | |
garyservin | 0:9e9b7db60fd5 | 74 | Duration& Duration::operator*=(double scale){ |
garyservin | 0:9e9b7db60fd5 | 75 | sec *= scale; |
garyservin | 0:9e9b7db60fd5 | 76 | nsec *= scale; |
garyservin | 0:9e9b7db60fd5 | 77 | normalizeSecNSecSigned(sec, nsec); |
garyservin | 0:9e9b7db60fd5 | 78 | return *this; |
garyservin | 0:9e9b7db60fd5 | 79 | } |
garyservin | 0:9e9b7db60fd5 | 80 | |
garyservin | 0:9e9b7db60fd5 | 81 | } |