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;
}