example.cpp

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* Author: Sachin Chitta
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#include <kinematics_cache_ros/kinematics_cache_ros.h>
#include <ros/ros.h>

int main(int argc, char** argv)
{
  ros::init(argc, argv, "kinematics_cache");
  kinematics_cache::KinematicsCache::Options opt;
  opt.origin.x = 0.0;
  opt.origin.y = -1.0;
  opt.origin.z = -1.0;

  opt.workspace_size[0] = 2.0;
  opt.workspace_size[1] = 2.0;
  opt.workspace_size[2] = 2.0;

  opt.resolution[0] = 0.01;
  opt.resolution[1] = 0.01;
  opt.resolution[2] = 0.01;
  opt.max_solutions_per_grid_location = 2;

  kinematics_cache_ros::KinematicsCacheROS pr2_kinematics_cache;
  ros::NodeHandle private_handle("~");

  if (!pr2_kinematics_cache.init(opt, "pr2_arm_kinematics/PR2ArmKinematicsPlugin", "right_arm", "torso_lift_link",
                                 "r_wrist_roll_link", 0.01))
    return (0);

  pr2_kinematics_cache.generateCacheMap(10.0);

  geometry_msgs::Pose point;
  point.position.x = 0.0;
  point.position.y = -1.0;
  point.position.z = -1.0;

  unsigned int max_num = 200;

  for (unsigned int i = 0; i < max_num; ++i)
  {
    point.position.x = opt.origin.x + i / 100.0;
    for (unsigned int j = 0; j < max_num; ++j)
    {
      point.position.y = opt.origin.y + j / 100.0;
      for (unsigned int k = 0; k < max_num; ++k)
      {
        point.position.z = opt.origin.z + k / 100.0;
        unsigned int num_solutions(0);
        if (!pr2_kinematics_cache.getNumSolutions(point, num_solutions))
          ROS_ERROR("Outside grid");
        else if (num_solutions > 0)
          ROS_INFO("Num solutions: %d", num_solutions);
      }
    }
  }
  return (0);
}