evaluate_state_operations_speed.cpp

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/* Author: Ioan Sucan */

#include <moveit/robot_model_loader/robot_model_loader.h>
#include <moveit/robot_state/robot_state.h>
#include <moveit/profiler/profiler.h>
#include <ros/ros.h>

static const std::string ROBOT_DESCRIPTION = "robot_description";

int main(int argc, char** argv)
{
  ros::init(argc, argv, "evaluate_state_operations_speed");

  ros::AsyncSpinner spinner(1);
  spinner.start();

  robot_model_loader::RobotModelLoader rml(ROBOT_DESCRIPTION);
  ros::Duration(0.5).sleep();

  robot_model::RobotModelConstPtr robot_model = rml.getModel();
  if (robot_model)
  {
    static const int N = 10000;
    robot_state::RobotState state(robot_model);

    printf("Evaluating model '%s' using %d trials for each test\n", robot_model->getName().c_str(), N);

    moveit::tools::Profiler::Clear();
    moveit::tools::Profiler::Start();

    printf("Evaluating FK Default ...\n");
    for (int i = 0; i < N; ++i)
    {
      moveit::tools::Profiler::Begin("FK Default");
      state.setToDefaultValues();
      state.update();
      moveit::tools::Profiler::End("FK Default");
    }

    printf("Evaluating FK Random ...\n");
    for (int i = 0; i < N; ++i)
    {
      moveit::tools::Profiler::Begin("FK Random");
      state.setToRandomPositions();
      state.update();
      moveit::tools::Profiler::End("FK Random");
    }

    std::vector<robot_state::RobotState*> copies(N, (robot_state::RobotState*)NULL);
    printf("Evaluating Copy State ...\n");
    for (int i = 0; i < N; ++i)
    {
      moveit::tools::Profiler::Begin("Copy State");
      copies[i] = new robot_state::RobotState(state);
      moveit::tools::Profiler::End("Copy State");
    }

    printf("Evaluating Free State ...\n");
    for (int i = 0; i < N; ++i)
    {
      moveit::tools::Profiler::Begin("Free State");
      delete copies[i];
      moveit::tools::Profiler::End("Free State");
    }

    const std::vector<std::string>& groups = robot_model->getJointModelGroupNames();
    for (std::size_t j = 0; j < groups.size(); ++j)
    {
      printf("\n");
      const robot_model::JointModelGroup* jmg = robot_model->getJointModelGroup(groups[j]);

      printf("%s: Evaluating FK Random ...\n", groups[j].c_str());
      std::string pname = groups[j] + ":FK Random";
      for (int i = 0; i < N; ++i)
      {
        moveit::tools::Profiler::Begin(pname);
        state.setToRandomPositions(jmg);
        state.update();
        moveit::tools::Profiler::End(pname);
      }
    }

    moveit::tools::Profiler::Stop();
    moveit::tools::Profiler::Status();
  }
  else
    ROS_ERROR("Unable to initialize robot model.");

  ros::shutdown();
  return 0;
}