MOAB: Mesh Oriented datABase
(version 5.4.1)
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00001 /* ***************************************************************** 00002 MESQUITE -- The Mesh Quality Improvement Toolkit 00003 00004 Copyright 2009 Sandia National Laboratories. Developed at the 00005 University of Wisconsin--Madison under SNL contract number 00006 624796. The U.S. Government and the University of Wisconsin 00007 retain certain rights to 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 (2009) [email protected] 00024 00025 ***************************************************************** */ 00026 00027 /** \file TShapeSizeNB3.hpp 00028 * \brief 00029 * \author Jason Kraftcheck 00030 */ 00031 00032 #ifndef MSQ_T_SHAPE_SIZE_NB3_HPP 00033 #define MSQ_T_SHAPE_SIZE_NB3_HPP 00034 00035 #include "Mesquite.hpp" 00036 #include "TMetricNonBarrier.hpp" 00037 00038 namespace MBMesquite 00039 { 00040 00041 /** 2D: \f$ |T - adj T^t|^2 + \gamma (\tau - 1)^2 = 2 |T|^2 - 4 \tau + \gamma (\tau - 1)^2 \f$ 00042 * 3D: \f$ 2 |T|^3 - 3 \sqrt{3} \tau + \gamma (\tau - 1)^2 \f$ 00043 */ 00044 class TShapeSizeNB3 : public TMetricNonBarrier 00045 { 00046 public: 00047 TShapeSizeNB3( double gamma = 2.0 ) : mGamma( gamma ) {} 00048 00049 MESQUITE_EXPORT virtual ~TShapeSizeNB3(); 00050 00051 MESQUITE_EXPORT virtual std::string get_name() const; 00052 00053 MESQUITE_EXPORT virtual bool evaluate( const MsqMatrix< 2, 2 >& T, double& result, MsqError& err ); 00054 00055 MESQUITE_EXPORT virtual bool evaluate_with_grad( const MsqMatrix< 2, 2 >& T, 00056 double& result, 00057 MsqMatrix< 2, 2 >& deriv_wrt_T, 00058 MsqError& err ); 00059 00060 MESQUITE_EXPORT virtual bool evaluate_with_hess( const MsqMatrix< 2, 2 >& T, 00061 double& result, 00062 MsqMatrix< 2, 2 >& deriv_wrt_T, 00063 MsqMatrix< 2, 2 > second_wrt_T[3], 00064 MsqError& err ); 00065 00066 MESQUITE_EXPORT virtual bool evaluate( const MsqMatrix< 3, 3 >& T, double& result, MsqError& err ); 00067 00068 MESQUITE_EXPORT virtual bool evaluate_with_grad( const MsqMatrix< 3, 3 >& T, 00069 double& result, 00070 MsqMatrix< 3, 3 >& deriv_wrt_T, 00071 MsqError& err ); 00072 00073 MESQUITE_EXPORT virtual bool evaluate_with_hess( const MsqMatrix< 3, 3 >& T, 00074 double& result, 00075 MsqMatrix< 3, 3 >& deriv_wrt_T, 00076 MsqMatrix< 3, 3 > second_wrt_T[6], 00077 MsqError& err ); 00078 00079 private: 00080 double mGamma; 00081 }; 00082 00083 } // namespace MBMesquite 00084 00085 #endif