AffineMapMetric.hpp

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

    Copyright 2007 Sandia National Laboratories.  Developed at the
    University of Wisconsin--Madison under SNL contract number
    624796.  The U.S. Government and the University of Wisconsin
    retain certain rights to 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

    (2007) kraftche@cae.wisc.edu

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

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

#ifndef MSQ_AFFINE_MAP_METRIC_HPP
#define MSQ_AFFINE_MAP_METRIC_HPP

#include "Mesquite.hpp"
#include "ElemSampleQM.hpp"

namespace MBMesquite
{

class TargetCalculator;
class WeightCalculator;
class TMetric;
template < unsigned R, unsigned C >
class MsqMatrix;

/**\brief Compare targets to affine map to ideal element.
 *
 * A quality metric defined using 2D and 3D target metrics,
 * where the active (A) matrix is an affine map to the ideal,
 * unit-side element.
 */
class AffineMapMetric : public ElemSampleQM
{
  public:
    MESQUITE_EXPORT
    AffineMapMetric( TargetCalculator* tc, WeightCalculator* wc, TMetric* target_metric );

    MESQUITE_EXPORT
    AffineMapMetric( TargetCalculator* tc, TMetric* target_metric );

    MESQUITE_EXPORT virtual std::string get_name() const;

    MESQUITE_EXPORT virtual int get_negate_flag() const;

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

    MESQUITE_EXPORT virtual void get_element_evaluations( PatchData& pd, size_t elem_index,
                                                          std::vector< size_t >& handles, MsqError& err );

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

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

    void set_target_calculator( TargetCalculator* tc )
    {
        targetCalc = tc;
    }
    void set_weight_calculator( WeightCalculator* wc )
    {
        weightCalc = wc;
    }
    TargetCalculator* get_target_calculator() const
    {
        return targetCalc;
    }
    WeightCalculator* get_weight_calculator() const
    {
        return weightCalc;
    }

    TMetric* get_target_metric() const
    {
        return targetMetric;
    }
    void set_target_metric( TMetric* m )
    {
        targetMetric = m;
    }

  private:
    TargetCalculator* targetCalc;
    WeightCalculator* weightCalc;
    TMetric* targetMetric;
};

}  // namespace MBMesquite

#endif