vpPoseVector.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:
 * Pose object. A pose is a size 6 vector [t, tu]^T where tu is
 * a rotation vector (theta u representation) and t is a translation vector.
 *
 * Authors:
 * Eric Marchand
 * Fabien Spindler
 *
 *****************************************************************************/


#ifndef vpPOSEVECTOR_H
#define vpPOSEVECTOR_H

class vpRotationMatrix;
class vpHomogeneousMatrix;
class vpTranslationVector;
class vpThetaUVector;
class vpRowVector;

#include <visp3/core/vpArray2D.h>
#include <visp3/core/vpMatrix.h>
#include <visp3/core/vpRotationMatrix.h>
#include <visp3/core/vpHomogeneousMatrix.h>


class VISP_EXPORT vpPoseVector : public vpArray2D<double>
{
public:
  // constructor
  vpPoseVector() ;
  // constructor from 3 angles (in radian)
  vpPoseVector(const double tx, const double ty, const double tz,
               const double tux, const double tuy, const double tuz) ;
  // constructor convert an homogeneous matrix in a pose
  vpPoseVector(const vpHomogeneousMatrix& M) ;
  // constructor  convert a translation and a "thetau" vector into a pose
  vpPoseVector(const vpTranslationVector& tv,
               const vpThetaUVector& tu) ;
  // constructor  convert a translation and a rotation matrix into a pose
  vpPoseVector(const vpTranslationVector& tv,
               const vpRotationMatrix& R) ;
  virtual ~vpPoseVector() {};

  vpPoseVector buildFrom(const double tx, const double ty, const double tz,
                         const double tux, const double tuy, const double tuz) ;
  // convert an homogeneous matrix in a pose
  vpPoseVector buildFrom(const vpHomogeneousMatrix& M) ;
  //  convert a translation and a "thetau" vector into a pose
  vpPoseVector buildFrom(const vpTranslationVector& tv,
                         const vpThetaUVector& tu) ;
  //  convert a translation and a rotation matrix into a pose
  vpPoseVector buildFrom(const vpTranslationVector& tv,
                         const vpRotationMatrix& R) ;

  void extract(vpRotationMatrix &R) const;
  void extract(vpThetaUVector &tu) const;
  void extract(vpTranslationVector &tv) const;
  void extract(vpQuaternionVector& q) const;

  vpRotationMatrix getRotationMatrix() const;
  vpThetaUVector getThetaUVector() const;
  vpTranslationVector getTranslationVector() const;

  // Load an homogeneous matrix from a file
  void load(std::ifstream &f) ;

  inline double &operator [](unsigned int i) {  return *(data + i);  }
  inline const double &operator [](unsigned int i) const { return *(data+i);  }

  // Print  a vector [T thetaU] thetaU in degree
  void print() const;
  int print(std::ostream& s, unsigned int length, char const* intro=0) const;

  void resize(const unsigned int nrows, const unsigned int ncols,
              const bool flagNullify = true)
  {
    (void)nrows;
    (void)ncols;
    (void)flagNullify;
    throw(vpException(vpException::fatalError, "Cannot resize a pose vector"));
  };

  // Save an homogeneous matrix in a file
  void save(std::ofstream &f) const ;
  void set(const double tx, const double ty, const double tz,
           const double tux, const double tuy, const double tuz);
  vpRowVector t() const;

#if defined(VISP_BUILD_DEPRECATED_FUNCTIONS)

  vp_deprecated void init() {};
#endif
} ;

#endif