kinematics_cache_ros.cpp

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 * Author: Sachin Chitta
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#include <kinematics_cache_ros/kinematics_cache_ros.h>
 
// 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>
 
// std
#include <memory>
 
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_ =
      std::make_shared<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 srdf::ModelSharedPtr& srdf = rdf_loader.getSRDF();
  const urdf::ModelInterfaceSharedPtr& urdf_model = rdf_loader.getURDF();
  kinematic_model_ = std::make_shared<planning_models::RobotModel>(urdf_model, srdf);
 
  if (!initialize((kinematics::KinematicsBaseConstPtr&)kinematics_solver_,
                  (planning_models::RobotModelConstPtr&)kinematic_model_, opt))
  {
    return false;
  }
 
  return true;
}
}  // namespace kinematics_cache_ros