MOAB: Mesh Oriented datABase  (version 5.2.1)
AspectRatioGammaQualityMetric.hpp
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00001 /* *****************************************************************
00002     MESQUITE -- The Mesh Quality Improvement Toolkit
00003 
00004     Copyright 2004 Sandia Corporation and Argonne National
00005     Laboratory.  Under the terms of Contract DE-AC04-94AL85000
00006     with Sandia Corporation, the U.S. Government retains certain
00007     rights in this software.
00008 
00009     This library is free software; you can redistribute it and/or
00010     modify it under the terms of the GNU Lesser General Public
00011     License as published by the Free Software Foundation; either
00012     version 2.1 of the License, or (at your option) any later version.
00013 
00014     This library is distributed in the hope that it will be useful,
00015     but WITHOUT ANY WARRANTY; without even the implied warranty of
00016     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00017     Lesser General Public License for more details.
00018 
00019     You should have received a copy of the GNU Lesser General Public License
00020     (lgpl.txt) along with this library; if not, write to the Free Software
00021     Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
00022 
00023     diachin2@llnl.gov, djmelan@sandia.gov, mbrewer@sandia.gov,
00024     pknupp@sandia.gov, tleurent@mcs.anl.gov, tmunson@mcs.anl.gov
00025 
00026   ***************************************************************** */
00027 // -*- Mode : c++; tab-width: 3; c-tab-always-indent: t; indent-tabs-mode: nil; c-basic-offset: 3
00028 // -*-
00029 
00030 /*! \file AspectRatioGammaQualityMetric.hpp
00031   \brief
00032   Header file for the MBMesquite::AspectRatioGammaQualityMetric class
00033 
00034   \author Michael Brewer
00035   \date   2002-05-16
00036  */
00037 
00038 #ifndef AspectRatioGammaQualityMetric_hpp
00039 #define AspectRatioGammaQualityMetric_hpp
00040 
00041 #include "Mesquite.hpp"
00042 #include "MsqError.hpp"
00043 #include "ElementQM.hpp"
00044 namespace MBMesquite
00045 {
00046 /*! \class AspectRatioGammaQualityMetric
00047   \brief Object for computing the aspect ratio gamma of
00048   simplicial elements.
00049 */
00050 class AspectRatioGammaQualityMetric : public ElementQM
00051 {
00052   public:
00053     AspectRatioGammaQualityMetric() {}
00054 
00055     //! virtual destructor ensures use of polymorphism during destruction
00056     virtual ~AspectRatioGammaQualityMetric() {}
00057 
00058     virtual std::string get_name() const;
00059 
00060     int get_negate_flag() const;
00061 
00062     bool evaluate( PatchData& pd, size_t handle, double& value, MsqError& err );
00063 
00064   private:
00065     std::vector< Vector3D > vert;
00066 };
00067 
00068 }  // namespace MBMesquite
00069 
00070 #endif  // AspectRatioGammaQualityMetric_hpp
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