feedback-controller.hh

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/*
 *  Copyright 2010 CNRS
 *
 *  Florent Lamiraux
 */
 
#ifndef DG_TUTORIAL_FEEDBACK_CONTROLLER_HH
#define DG_TUTORIAL_FEEDBACK_CONTROLLER_HH
 
#include <dynamic-graph/entity.h>
#include <dynamic-graph/linear-algebra.h>
#include <dynamic-graph/signal-ptr.h>
#include <dynamic-graph/signal-time-dependent.h>
 
namespace dynamicgraph {
namespace tutorial {
class FeedbackController : public Entity {
 public:
  FeedbackController(const std::string& inName);
 
  ~FeedbackController();
 
  virtual const std::string& getClassName(void) const { return CLASS_NAME; }
 
  virtual std::string getDocString() const {
    return "Feedback controller aimed at maintaining the pendulum vertical\n";
  }
  void setGain(const ::dynamicgraph::Matrix& inGain) { gain_ = inGain; }
 
  ::dynamicgraph::Matrix getGain() const { return gain_; }
 
 public:
  /*
    \brief Class name
  */
  static const std::string CLASS_NAME;
 
 private:
  double& computeForceFeedback(double& force, const int& inTime);
 
  SignalPtr< ::dynamicgraph::Vector, int> stateSIN;
  SignalTimeDependent<double, int> forceSOUT;
 
  ::dynamicgraph::Matrix gain_;
};
}  // namespace tutorial
}  // namespace dynamicgraph
 
#endif  // DG_TUTORIAL_FEEDBACK_CONTROLLER_HH