vpAfma6.h

/****************************************************************************
 *
 * This file is part of the ViSP software.
 * Copyright (C) 2005 - 2017 by Inria. All rights reserved.
 *
 * This software is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * ("GPL") version 2 as published by the Free Software Foundation.
 * See the file LICENSE.txt at the root directory of this source
 * distribution for additional information about the GNU GPL.
 *
 * For using ViSP with software that can not be combined with the GNU
 * GPL, please contact Inria about acquiring a ViSP Professional
 * Edition License.
 *
 * See http://visp.inria.fr for more information.
 *
 * This software was developed at:
 * Inria Rennes - Bretagne Atlantique
 * Campus Universitaire de Beaulieu
 * 35042 Rennes Cedex
 * France
 *
 * If you have questions regarding the use of this file, please contact
 * Inria at visp@inria.fr
 *
 * This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
 * WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
 *
 * Description:
 * Interface for the Irisa's Afma6 robot.
 *
 * Authors:
 * Fabien Spindler
 *
 *****************************************************************************/

#ifndef __vpAfma6_h
#define __vpAfma6_h

#include <visp3/core/vpHomogeneousMatrix.h>
#include <visp3/core/vpImage.h>
#include <visp3/core/vpRGBa.h>
#include <visp3/core/vpCameraParameters.h>
#include <visp3/core/vpVelocityTwistMatrix.h>

class VISP_EXPORT vpAfma6
{
 public:
#ifdef VISP_HAVE_AFMA6_DATA
  static const std::string CONST_AFMA6_FILENAME;
  static const std::string CONST_EMC_CCMOP_WITHOUT_DISTORTION_FILENAME;
  static const std::string CONST_EMC_CCMOP_WITH_DISTORTION_FILENAME;
  static const std::string CONST_EMC_GRIPPER_WITHOUT_DISTORTION_FILENAME;
  static const std::string CONST_EMC_GRIPPER_WITH_DISTORTION_FILENAME;
  static const std::string CONST_EMC_VACUUM_WITHOUT_DISTORTION_FILENAME;
  static const std::string CONST_EMC_VACUUM_WITH_DISTORTION_FILENAME;
  static const std::string CONST_EMC_GENERIC_WITHOUT_DISTORTION_FILENAME;
  static const std::string CONST_EMC_GENERIC_WITH_DISTORTION_FILENAME;
  static const std::string CONST_CAMERA_AFMA6_FILENAME;
#endif

  static const char * const CONST_CCMOP_CAMERA_NAME;
  static const char * const CONST_GRIPPER_CAMERA_NAME;
  static const char * const CONST_VACUUM_CAMERA_NAME;
  static const char * const CONST_GENERIC_CAMERA_NAME;

  typedef enum
    {
      TOOL_CCMOP,          
      TOOL_GRIPPER,        
      TOOL_VACUUM,         
      TOOL_GENERIC_CAMERA, 
      TOOL_CUSTOM          
    } vpAfma6ToolType;

  static const vpAfma6ToolType defaultTool;

 public:
  vpAfma6();
  virtual ~vpAfma6() {};

  void init(void);
  void init (const std::string &camera_extrinsic_parameters);
  void init(const std::string &camera_extrinsic_parameters, const std::string &camera_intrinsic_parameters);
  void init(vpAfma6::vpAfma6ToolType tool, const std::string &filename);
  void init(vpAfma6::vpAfma6ToolType tool, const vpHomogeneousMatrix &eMc_);
  void init (vpAfma6::vpAfma6ToolType tool,
             vpCameraParameters::vpCameraParametersProjType projModel = vpCameraParameters::perspectiveProjWithoutDistortion);

  vpHomogeneousMatrix getForwardKinematics(const vpColVector & q) const;
  int getInverseKinematics(const vpHomogeneousMatrix & fMc,
                           vpColVector & q, const bool &nearest=true,
                           const bool &verbose=false) const;

  vpHomogeneousMatrix get_eMc() const;
  vpHomogeneousMatrix get_fMc(const vpColVector & q) const;
  void get_fMe(const vpColVector & q, vpHomogeneousMatrix & fMe) const;
  void get_fMc(const vpColVector & q, vpHomogeneousMatrix & fMc) const;

  void get_cMe(vpHomogeneousMatrix &cMe) const;
  void get_cVe(vpVelocityTwistMatrix &cVe) const;
  void get_eJe(const vpColVector &q, vpMatrix &eJe) const;
  void get_fJe(const vpColVector &q, vpMatrix &fJe) const;

  vpAfma6ToolType getToolType() const {
    return tool_current;
  };
  vpCameraParameters::vpCameraParametersProjType getCameraParametersProjType() const{
    return projModel;
  };

  void getCameraParameters(vpCameraParameters &cam,
                           const unsigned int &image_width,
                           const unsigned int &image_height) const;
  void getCameraParameters(vpCameraParameters &cam,
                           const vpImage<unsigned char> &I) const;
  void getCameraParameters(vpCameraParameters &cam, const vpImage<vpRGBa> &I) const;

  vpColVector getJointMin() const;
  vpColVector getJointMax() const;
  double getCoupl56() const;
  double getLong56() const;

  void parseConfigFile (const std::string &filename);

  virtual void set_eMc(const vpHomogeneousMatrix &eMc);

  friend VISP_EXPORT std::ostream & operator << (std::ostream & os, const vpAfma6 & afma6);

 protected:
  void setToolType(vpAfma6::vpAfma6ToolType tool){
    tool_current = tool;
  };

 public:

  static const unsigned int njoint; 


 protected:
  double _coupl_56; // coupling between join 5 and 6
  double _long_56;  // distance between join 5 and 6
  double _joint_max[6]; // Maximal value of the joints
  double _joint_min[6]; // Minimal value of the joints
  // Minimal representation of _eMc
  vpTranslationVector _etc; // meters
  vpRxyzVector        _erc; // radian

  vpHomogeneousMatrix _eMc; // Camera extrinsic parameters: effector to camera

 protected:
  vpAfma6ToolType tool_current;
  // Used projection model
  vpCameraParameters::vpCameraParametersProjType projModel;

};

#endif