XTDrone/sitl_config/ugv/sicktoolbox_wrapper/standalone/time_scans.cpp

103 lines
3.3 KiB
C++

///////////////////////////////////////////////////////////////////////////////
// this program is just a little test to make sure the laser is working.
// it's mostly just to familiarize myself with the sicktoolbox library.
// it's heavily lifted from the sicktoolbox lms_simple_app program.
//
// Copyright (C) 2008, Morgan Quigley
//
// I am distributing this code under the BSD license:
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
// * Redistributions of source code must retain the above copyright notice,
// this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above copyright
// notice, this list of conditions and the following disclaimer in the
// documentation and/or other materials provided with the distribution.
// * Neither the name of Stanford University nor the names of its
// contributors may be used to endorse or promote products derived from
// this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
// POSSIBILITY OF SUCH DAMAGE.
#include <cstdlib>
#include <csignal>
#include <stdint.h>
#include <cstdio>
#include <sicktoolbox/SickLMS2xx.hh>
#include "ros/time.h"
using namespace SickToolbox;
using namespace std;
bool got_ctrlc = false;
void ctrlc_handler(int)
{
got_ctrlc = true;
}
int main(int argc, char **argv)
{
if (argc != 3)
{
printf("Usage: print_scans DEVICE BAUD_RATE\n");
return 1;
}
string lms_dev = argv[1];
SickLMS2xx::sick_lms_2xx_baud_t desired_baud = SickLMS2xx::StringToSickBaud(argv[2]);
if (desired_baud == SickLMS2xx::SICK_BAUD_UNKNOWN)
{
printf("bad baud rate. must be one of {9600, 19200, 38400, 500000}\n");
return 1;
}
signal(SIGINT, ctrlc_handler);
uint32_t values[SickLMS2xx::SICK_MAX_NUM_MEASUREMENTS] = {0};
uint32_t num_values = 0;
SickLMS2xx sick_lms(lms_dev);
try
{
sick_lms.Initialize(desired_baud);
}
catch (...)
{
printf("initialize failed! are you using the correct device path?\n");
}
try
{
ros::Time prev_scan_time = ros::Time::now();
while (!got_ctrlc)
{
sick_lms.GetSickScan(values, num_values);
ros::Time t = ros::Time::now();
double delta = t.toSec() - prev_scan_time.toSec();
printf("%f (%f)\n", delta, 1.0 / delta);
prev_scan_time = t;
}
}
catch (...)
{
printf("woah! error!\n");
}
try
{
sick_lms.Uninitialize();
}
catch (...)
{
printf("error during uninitialize\n");
return 1;
}
printf("success.\n");
return 0;
}