actuator_plugin.cpp 3.17 KB
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/*
 * @brief JSBSim Actuator Plugin
 *
 * This is a class for the JSBSim actuator plugin
 *
 * @author Jaeyoung Lim <jaeyoung@auterion.com>
 * @author Roman Bapst <roman@auterion.com>
 */

#include "actuator_plugin.h"

ActuatorPlugin::ActuatorPlugin(JSBSim::FGFDMExec *jsbsim) : _sim_ptr(jsbsim), _last_sim_time(0.0) {}

ActuatorPlugin::~ActuatorPlugin() {}

bool ActuatorPlugin::SetActuatorCommands(const Eigen::VectorXd &actuator_commands) {
  for (size_t i = 0; i < _actuator_configs.size(); i++) {
    size_t index = _actuator_configs[i].index;
    std::string property = _actuator_configs[i].property;
    double scale = _actuator_configs[i].scale;
    SetCommandToProperty(scale * actuator_commands[index], property);
  }
  return true;
}

bool ActuatorPlugin::SetCommandToProperty(float value, std::string property) {
  _sim_ptr->SetPropertyValue(property, value);
  return true;
}

bool ActuatorPlugin::SetActuatorConfigs(const TiXmlHandle &config) {
  TiXmlElement *actuators = config.FirstChild("actuators").Element();

  if (!actuators) return false;

  for (TiXmlElement *e = actuators->FirstChildElement("channel"); e != NULL; e = e->NextSiblingElement("channel")) {
    ActuatorMap actuator_mapping;
    actuator_mapping.index = std::stoi(e->FirstChildElement("index")->GetText());
    actuator_mapping.scale = std::stoi(e->FirstChildElement("scale")->GetText());
    actuator_mapping.property = e->FirstChildElement("property")->GetText();
    _actuator_configs.push_back(actuator_mapping);
  }

  return true;
}