control-gr.hh

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/*
 * Copyright 2010,
 * François Bleibel,
 * Olivier Stasse,
 *
 * CNRS/AIST
 *
 */
 
#ifndef __SOT_Control_GR_HH__
#define __SOT_Control_GR_HH__
 
/* --------------------------------------------------------------------- */
/* --- INCLUDE --------------------------------------------------------- */
/* --------------------------------------------------------------------- */
 
/* Matrix */
#include <dynamic-graph/linear-algebra.h>
 
/* SOT */
#include <dynamic-graph/entity.h>
#include <dynamic-graph/signal-ptr.h>
#include <dynamic-graph/signal-time-dependent.h>
 
/* --------------------------------------------------------------------- */
/* --- API ------------------------------------------------------------- */
/* --------------------------------------------------------------------- */
 
#if defined(WIN32)
#if defined(control_gr_EXPORTS)
#define ControlGR_EXPORT __declspec(dllexport)
#else
#define ControlGR_EXPORT __declspec(dllimport)
#endif
#else
#define ControlGR_EXPORT
#endif
 
namespace dynamicgraph {
namespace sot {
 
/* --------------------------------------------------------------------- */
/* --- CLASS ----------------------------------------------------------- */
/* --------------------------------------------------------------------- */
 
class ControlGR_EXPORT ControlGR : public Entity {
 public: /* --- CONSTRUCTOR ---- */
  ControlGR(const std::string &name);
 
 public: /* --- INIT --- */
  void init(const double &step);
 
 public: /* --- CONSTANTS --- */
  /* Default values. */
  static const double TIME_STEP_DEFAULT;  // = 0.001
 
 public: /* --- ENTITY INHERITANCE --- */
  static const std::string CLASS_NAME;
  virtual void display(std::ostream &os) const;
  virtual const std::string &getClassName(void) const { return CLASS_NAME; }
 
 protected:
  /* Parameters of the torque-control function:
   * tau = - A*qddot = g */
  double TimeStep;
  double _dimension;
 
 public: /* --- SIGNALS --- */
  SignalPtr<dynamicgraph::Matrix, sigtime_t> matrixASIN;
  SignalPtr<dynamicgraph::Vector, sigtime_t> accelerationSIN;
  SignalPtr<dynamicgraph::Vector, sigtime_t> gravitySIN;
  SignalTimeDependent<dynamicgraph::Vector, sigtime_t> controlSOUT;
 
 protected:
  double &setsize(size_type dimension);
  dynamicgraph::Vector &computeControl(dynamicgraph::Vector &tau, sigtime_t t);
};
 
}  // namespace sot
}  // namespace dynamicgraph
 
#endif  // #ifndef __SOT_Control_GR_HH__