vpFeatureMomentCentered.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:
 * Implementation for all supported moment features.
 *
 * Authors:
 * Filip Novotny
 * Manikandan Bakthavatchalam
 *****************************************************************************/
#ifndef __FEATUREMOMENTCENTERED_H__
#define __FEATUREMOMENTCENTERED_H__
#include <visp3/visual_features/vpFeatureMoment.h>
#include <visp3/visual_features/vpFeatureMomentBasic.h>
class vpMomentDatabase;
class VISP_EXPORT vpFeatureMomentCentered : public vpFeatureMoment{

protected:
    
    unsigned int order;
    vpMatrix
    compute_Lmu_pq(const unsigned int& p, const unsigned int& q, const double& xg, const double& yg,
                   const vpMatrix& L_xg, const vpMatrix& L_yg,
                   const vpMomentBasic& m, const vpFeatureMomentBasic& feature_moment_m) const;

 public:
        vpFeatureMomentCentered(vpMomentDatabase& moments,double A, double B, double C,vpFeatureMomentDatabase* featureMoments=NULL);
        void compute_interaction();

#ifndef DOXYGEN_SHOULD_SKIP_THIS
        /* Add function due to pure virtual definition in vpBasicFeature.h */
        vpMatrix interaction(const unsigned int /* select = FEATURE_ALL */){
          throw vpException(vpException::functionNotImplementedError,"Not implemented!");
        }
#endif

        vpMatrix    interaction (unsigned int select_one,unsigned int select_two) const;

        const char* momentName() const { return "vpMomentCentered";}
        const char* name() const { return "vpFeatureMomentCentered";}

friend VISP_EXPORT std::ostream & operator<<(std::ostream & os, const vpFeatureMomentCentered& v);
};

#endif