AddQualityMetric.hpp

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/* *****************************************************************
    MESQUITE -- The Mesh Quality Improvement Toolkit

    Copyright 2006 Lawrence Livermore National Laboratory.  Under
    the terms of Contract B545069 with the University of Wisconsin --
    Madison, Lawrence Livermore National Laboratory retains certain
    rights in this software.

    This library is free software; you can redistribute it and/or
    modify it under the terms of the GNU Lesser General Public
    License as published by the Free Software Foundation; either
    version 2.1 of the License, or (at your option) any later version.

    This library is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
    Lesser General Public License for more details.

    You should have received a copy of the GNU Lesser General Public License
    (lgpl.txt) along with this library; if not, write to the Free Software
    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

    (2006) kraftche@cae.wisc.edu

  ***************************************************************** */

/** \file AddQualityMetric.hpp
 *  \brief
 *  \author Jason Kraftcheck
 */

#ifndef MSQ_ADD_QUALITY_METRIC_HPP
#define MSQ_ADD_QUALITY_METRIC_HPP

#include "Mesquite.hpp"
#include "QualityMetric.hpp"

namespace MBMesquite
{

class AddQualityMetric : public QualityMetric
{
  public:
    AddQualityMetric( QualityMetric* qm1, QualityMetric* qm2, MsqError& err );

    ~AddQualityMetric();

    MetricType get_metric_type() const;

    std::string get_name() const;

    int get_negate_flag() const;

    QualityMetric* get_first_metric() const
    {
        return &metric1;
    }
    QualityMetric* get_second_metric() const
    {
        return &metric2;
    }

    virtual void get_evaluations( PatchData& pd, std::vector< size_t >& handles, bool free_vertices_only,
                                  MsqError& err );

    virtual bool evaluate( PatchData& pd, size_t handle, double& value, MsqError& err );

    virtual bool evaluate_with_indices( PatchData& pd, size_t handle, double& value, std::vector< size_t >& indices,
                                        MsqError& err );

    virtual bool evaluate_with_gradient( PatchData& pd, size_t handle, double& value, std::vector< size_t >& indices,
                                         std::vector< Vector3D >& gradient, MsqError& err );

    virtual bool evaluate_with_Hessian( PatchData& pd, size_t handle, double& value, std::vector< size_t >& indices,
                                        std::vector< Vector3D >& gradient, std::vector< Matrix3D >& Hessian,
                                        MsqError& err );

  private:
    QualityMetric &metric1, &metric2;
    mutable std::vector< size_t > mHandles;
    mutable std::vector< size_t > indices1, indices2;
    mutable std::vector< Vector3D > grad1, grad2;
    mutable std::vector< Matrix3D > Hess1, Hess2;
};

}  // namespace MBMesquite

#endif