kinematics_cache_ros.cpp

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

// ROS
#include <boost/shared_ptr.hpp>

// MoveIt!
#include <planning_models/kinematic_state.h>
#include <rdf_loader/rdf_loader.h>
#include <urdf_interface/model.h>
#include <urdf/model.h>
#include <srdf/model.h>

namespace kinematics_cache_ros
{
bool KinematicsCacheROS::init(const kinematics_cache::KinematicsCache::Options& opt,
                              const std::string& kinematics_solver_name, const std::string& group_name,
                              const std::string& base_frame, const std::string& tip_frame, double search_discretization)
{
  kinematics_loader_.reset(new pluginlib::ClassLoader<kinematics::KinematicsBase>("kinematics_base", "kinematics::"
                                                                                                     "KinematicsBase"));

  try
  {
    kinematics_solver_ = kinematics_loader_->createClassInstance(kinematics_solver_name);
  }
  catch (pluginlib::PluginlibException& ex)  // handle the class failing to load
  {
    ROS_ERROR("The plugin failed to load. Error: %s", ex.what());
    return false;
  }

  if (!kinematics_solver_->initialize(group_name, base_frame, tip_frame, search_discretization))
  {
    ROS_ERROR("Could not initialize solver");
    return false;
  }

  rdf_loader::RDFLoader rdf_loader;
  const boost::shared_ptr<srdf::Model>& srdf = rdf_loader.getSRDF();
  const boost::shared_ptr<urdf::ModelInterface>& urdf_model = rdf_loader.getURDF();
  kinematic_model_.reset(new planning_models::RobotModel(urdf_model, srdf));

  if (!initialize((kinematics::KinematicsBaseConstPtr&)kinematics_solver_,
                  (planning_models::RobotModelConstPtr&)kinematic_model_, opt))
  {
    return false;
  }

  return true;
}
}