speed_test.cpp

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/*
 * Copyright (c) 2010, Willow Garage, Inc.
 * All rights reserved.
 *
 * 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 the Willow Garage, Inc. 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
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 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 */

#include <tf2/buffer_core.h>

#include <ros/time.h>
#include <console_bridge/console.h>

#include <boost/lexical_cast.hpp>

int main(int argc, char** argv)
{
  uint32_t num_levels = 10;
  if (argc > 1)
  {
    num_levels = boost::lexical_cast<uint32_t>(argv[1]);
  }
  double time_interval = 1.0;
  if (argc > 2)
  {
    time_interval = boost::lexical_cast<double>(argv[2]);
  }

  console_bridge::setLogLevel(console_bridge::CONSOLE_BRIDGE_LOG_INFO);

  tf2::BufferCore bc;
  geometry_msgs::TransformStamped t;
  t.header.stamp = ros::Time(1);
  t.header.frame_id = "root";
  t.child_frame_id = "0";
  t.transform.translation.x = 1;
  t.transform.rotation.w = 1.0;
  bc.setTransform(t, "me");
  t.header.stamp = ros::Time(2);
  bc.setTransform(t, "me");

  for (uint32_t i = 1; i < num_levels / 2; ++i)
  {
    for (double j = time_interval; j < 2.0 + time_interval; j += time_interval)
    {
      std::stringstream parent_ss;
      parent_ss << (i - 1);
      std::stringstream child_ss;
      child_ss << i;

      t.header.stamp = ros::Time(j);
      t.header.frame_id = parent_ss.str();
      t.child_frame_id = child_ss.str();
      bc.setTransform(t, "me");
    }
  }

  t.header.frame_id = "root";
  std::stringstream ss;
  ss << num_levels/2;
  t.header.stamp = ros::Time(1);
  t.child_frame_id = ss.str();
  bc.setTransform(t, "me");
  t.header.stamp = ros::Time(2);
  bc.setTransform(t, "me");

  for (uint32_t i = num_levels/2 + 1; i < num_levels; ++i)
  {
    for (double j = time_interval; j < 2.0 + time_interval; j += time_interval)
    {
      std::stringstream parent_ss;
      parent_ss << (i - 1);
      std::stringstream child_ss;
      child_ss << i;

      t.header.stamp = ros::Time(j);
      t.header.frame_id = parent_ss.str();
      t.child_frame_id = child_ss.str();
      bc.setTransform(t, "me");
    }
  }

  //logInfo_STREAM(bc.allFramesAsYAML());

  std::string v_frame0 = boost::lexical_cast<std::string>(num_levels - 1);
  std::string v_frame1 = boost::lexical_cast<std::string>(num_levels/2 - 1);
  logInform("%s to %s", v_frame0.c_str(), v_frame1.c_str());
  geometry_msgs::TransformStamped out_t;

  const uint32_t count = 1000000;
  logInform("Doing %d %d-level %lf-interval tests", count, num_levels, time_interval);

#if 01
  {
    ros::WallTime start = ros::WallTime::now();
    for (uint32_t i = 0; i < count; ++i)
    {
      out_t = bc.lookupTransform(v_frame1, v_frame0, ros::Time(0));
    }
    ros::WallTime end = ros::WallTime::now();
    ros::WallDuration dur = end - start;
    //ROS_INFO_STREAM(out_t);
    logInform("lookupTransform at Time(0) took %f for an average of %.9f", dur.toSec(), dur.toSec() / (double)count);
  }
#endif

#if 01
  {
    ros::WallTime start = ros::WallTime::now();
    for (uint32_t i = 0; i < count; ++i)
    {
      out_t = bc.lookupTransform(v_frame1, v_frame0, ros::Time(1));
    }
    ros::WallTime end = ros::WallTime::now();
    ros::WallDuration dur = end - start;
    //ROS_INFO_STREAM(out_t);
    logInform("lookupTransform at Time(1) took %f for an average of %.9f", dur.toSec(), dur.toSec() / (double)count);
  }
#endif

#if 01
  {
    ros::WallTime start = ros::WallTime::now();
    for (uint32_t i = 0; i < count; ++i)
    {
      out_t = bc.lookupTransform(v_frame1, v_frame0, ros::Time(1.5));
    }
    ros::WallTime end = ros::WallTime::now();
    ros::WallDuration dur = end - start;
    //ROS_INFO_STREAM(out_t);
    logInform("lookupTransform at Time(1.5) took %f for an average of %.9f", dur.toSec(), dur.toSec() / (double)count);
  }
#endif

#if 01
  {
    ros::WallTime start = ros::WallTime::now();
    for (uint32_t i = 0; i < count; ++i)
    {
      out_t = bc.lookupTransform(v_frame1, v_frame0, ros::Time(2));
    }
    ros::WallTime end = ros::WallTime::now();
    ros::WallDuration dur = end - start;
    //ROS_INFO_STREAM(out_t);
    logInform("lookupTransform at Time(2) took %f for an average of %.9f", dur.toSec(), dur.toSec() / (double)count);
  }
#endif

#if 01
  {
    ros::WallTime start = ros::WallTime::now();
    for (uint32_t i = 0; i < count; ++i)
    {
      bc.canTransform(v_frame1, v_frame0, ros::Time(0));
    }
    ros::WallTime end = ros::WallTime::now();
    ros::WallDuration dur = end - start;
    //ROS_INFO_STREAM(out_t);
    logInform("canTransform at Time(0) took %f for an average of %.9f", dur.toSec(), dur.toSec() / (double)count);
  }
#endif

#if 01
  {
    ros::WallTime start = ros::WallTime::now();
    for (uint32_t i = 0; i < count; ++i)
    {
      bc.canTransform(v_frame1, v_frame0, ros::Time(1));
    }
    ros::WallTime end = ros::WallTime::now();
    ros::WallDuration dur = end - start;
    //ROS_INFO_STREAM(out_t);
    logInform("canTransform at Time(1) took %f for an average of %.9f", dur.toSec(), dur.toSec() / (double)count);
  }
#endif

#if 01
  {
    ros::WallTime start = ros::WallTime::now();
    for (uint32_t i = 0; i < count; ++i)
    {
      bc.canTransform(v_frame1, v_frame0, ros::Time(1.5));
    }
    ros::WallTime end = ros::WallTime::now();
    ros::WallDuration dur = end - start;
    //ROS_INFO_STREAM(out_t);
    logInform("canTransform at Time(1.5) took %f for an average of %.9f", dur.toSec(), dur.toSec() / (double)count);
  }
#endif

#if 01
  {
    ros::WallTime start = ros::WallTime::now();
    for (uint32_t i = 0; i < count; ++i)
    {
      bc.canTransform(v_frame1, v_frame0, ros::Time(2));
    }
    ros::WallTime end = ros::WallTime::now();
    ros::WallDuration dur = end - start;
    //ROS_INFO_STREAM(out_t);
    logInform("canTransform at Time(2) took %f for an average of %.9f", dur.toSec(), dur.toSec() / (double)count);
  }
#endif
}