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

    Copyright 2006 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
 
    (2006) kraftche@cae.wisc.edu
   
  ***************************************************************** */


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

#ifndef MSQ_VERTEX_MAX_QM_HPP
#define MSQ_VERTEX_MAX_QM_HPP

#include "Mesquite.hpp"
#include "Mesquite_VertexQM.hpp"

namespace MESQUITE_NS {

class ElemSampleQM;

class VertexMaxQM : public VertexQM
{
public:

  VertexMaxQM( ElemSampleQM* metric );
  
  virtual ~VertexMaxQM();
  
  ElemSampleQM* get_quality_metric() const 
    { return mMetric; }
  
  virtual std::string get_name() const;

  virtual int get_negate_flag() const;

   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 );
     
private:

  ElemSampleQM* mMetric;
  mutable std::vector<size_t> mHandles, mIndices;
};
  



} // namespace Mesquite

#endif
