ModifiedServo.h

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// -*- C++ -*-
#ifndef MODIFIEDSERVO_H
#define MODIFIEDSERVO_H

#include <rtm/idl/BasicDataTypeSkel.h>
#include <rtm/Manager.h>
#include <rtm/DataFlowComponentBase.h>
#include <rtm/CorbaPort.h>
#include <rtm/CorbaNaming.h>
#include <rtm/DataInPort.h>
#include <rtm/DataOutPort.h>

#include <hrpUtil/EigenTypes.h>
#include <hrpModel/ModelLoaderUtil.h>
#include <hrpModel/Body.h>
#include <hrpModel/Link.h>

// Service implementation headers
// <rtc-template block="service_impl_h">

// </rtc-template>

// Service Consumer stub headers
// <rtc-template block="consumer_stub_h">

// </rtc-template>

using namespace RTC;

class ModifiedServo  : public RTC::DataFlowComponentBase
{
 public:
  ModifiedServo(RTC::Manager* manager);
  ~ModifiedServo();

  // The initialize action (on CREATED->ALIVE transition)
  // formaer rtc_init_entry() 
  virtual RTC::ReturnCode_t onInitialize();

  // The finalize action (on ALIVE->END transition)
  // formaer rtc_exiting_entry()
  // virtual RTC::ReturnCode_t onFinalize();

  // The startup action when ExecutionContext startup
  // former rtc_starting_entry()
  // virtual RTC::ReturnCode_t onStartup(RTC::UniqueId ec_id);

  // The shutdown action when ExecutionContext stop
  // former rtc_stopping_entry()
  // virtual RTC::ReturnCode_t onShutdown(RTC::UniqueId ec_id);

  // The activated action (Active state entry action)
  // former rtc_active_entry()
  virtual RTC::ReturnCode_t onActivated(RTC::UniqueId ec_id);

  // The deactivated action (Active state exit action)
  // former rtc_active_exit()
  virtual RTC::ReturnCode_t onDeactivated(RTC::UniqueId ec_id);

  // The execution action that is invoked periodically
  // former rtc_active_do()
  virtual RTC::ReturnCode_t onExecute(RTC::UniqueId ec_id);

  // The aborting action when main logic error occurred.
  // former rtc_aborting_entry()
  // virtual RTC::ReturnCode_t onAborting(RTC::UniqueId ec_id);

  // The error action in ERROR state
  // former rtc_error_do()
  // virtual RTC::ReturnCode_t onError(RTC::UniqueId ec_id);

  // The reset action that is invoked resetting
  // This is same but different the former rtc_init_entry()
  // virtual RTC::ReturnCode_t onReset(RTC::UniqueId ec_id);
  
  // The state update action that is invoked after onExecute() action
  // no corresponding operation exists in OpenRTm-aist-0.2.0
  // virtual RTC::ReturnCode_t onStateUpdate(RTC::UniqueId ec_id);

  // The action that is invoked when execution context's rate is changed
  // no corresponding operation exists in OpenRTm-aist-0.2.0
  // virtual RTC::ReturnCode_t onRateChanged(RTC::UniqueId ec_id);


 protected:
  // Configuration variable declaration
  // <rtc-template block="config_declare">
  
  // </rtc-template>

  // DataInPort declaration
  // <rtc-template block="inport_declare">
  TimedDoubleSeq m_tauRef;
  InPort<TimedDoubleSeq> m_tauRefIn;
  TimedDoubleSeq m_qRef;
  InPort<TimedDoubleSeq> m_qRefIn;
  TimedDoubleSeq m_q;
  InPort<TimedDoubleSeq> m_qIn;
  TimedBooleanSeq m_torqueMode;
  InPort<TimedBooleanSeq> m_torqueModeIn;

  // </rtc-template>

  // DataOutPort declaration
  // <rtc-template block="outport_declare">
  TimedDoubleSeq m_tau;
  OutPort<TimedDoubleSeq> m_tauOut;

  // </rtc-template>

  // CORBA Port declaration
  // <rtc-template block="corbaport_declare">

  // </rtc-template>

  // Service declaration
  // <rtc-template block="service_declare">

  // </rtc-template>

  // Consumer declaration
  // <rtc-template block="consumer_declare">

  // </rtc-template>

 private:

  void readGainFile();

  hrp::BodyPtr m_robot;
  
  double dt;      // sampling time of the controller
  double ref_dt;  // sampling time of reference angles
  double step;    // current interpolation step
  double nstep;   // number of steps to interpolate references

  size_t dof;

  std::string gain_fname;
  std::ifstream gain;

  hrp::dvector Pgain, Dgain;
  hrp::dvector q_old, qRef_old;
};


extern "C"
{
  DLL_EXPORT void ModifiedServoInit(RTC::Manager* manager);
};

#endif // MODIFIEDSERVO_H