MOAB: Mesh Oriented datABase  (version 5.4.0)
TOffset.cpp
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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) kraftche@cae.wisc.edu
00024 
00025   ***************************************************************** */
00026 
00027 /** \file TOffset.cpp
00028  *  \brief
00029  *  \author Jason Kraftcheck
00030  */
00031 
00032 #include "Mesquite.hpp"
00033 #include "TOffset.hpp"
00034 #include "TMetricBarrier.hpp"
00035 #include "MsqMatrix.hpp"
00036 #include "MsqError.hpp"
00037 
00038 namespace MBMesquite
00039 {
00040 
00041 std::string TOffset::get_name() const
00042 {
00043     return "offset(" + mMetric->get_name() + ')';
00044 }
00045 
00046 TOffset::~TOffset() {}
00047 
00048 bool TOffset::evaluate( const MsqMatrix< 2, 2 >& T, double& result, MsqError& err )
00049 {
00050     bool rval = mMetric->evaluate( T, result, err );
00051     MSQ_ERRZERO( err );
00052     result += mAlpha;
00053     return rval;
00054 }
00055 
00056 bool TOffset::evaluate_with_grad( const MsqMatrix< 2, 2 >& T,
00057                                   double& result,
00058                                   MsqMatrix< 2, 2 >& deriv_wrt_T,
00059                                   MsqError& err )
00060 {
00061     bool rval = mMetric->evaluate_with_grad( T, result, deriv_wrt_T, err );
00062     MSQ_ERRZERO( err );
00063     result += mAlpha;
00064     return rval;
00065 }
00066 
00067 bool TOffset::evaluate_with_hess( const MsqMatrix< 2, 2 >& T,
00068                                   double& result,
00069                                   MsqMatrix< 2, 2 >& deriv_wrt_T,
00070                                   MsqMatrix< 2, 2 > second_wrt_T[3],
00071                                   MsqError& err )
00072 {
00073     bool rval = mMetric->evaluate_with_hess( T, result, deriv_wrt_T, second_wrt_T, err );
00074     MSQ_ERRZERO( err );
00075     result += mAlpha;
00076     return rval;
00077 }
00078 
00079 bool TOffset::evaluate( const MsqMatrix< 3, 3 >& T, double& result, MsqError& err )
00080 {
00081     bool rval = mMetric->evaluate( T, result, err );
00082     MSQ_ERRZERO( err );
00083     result += mAlpha;
00084     return rval;
00085 }
00086 
00087 bool TOffset::evaluate_with_grad( const MsqMatrix< 3, 3 >& T,
00088                                   double& result,
00089                                   MsqMatrix< 3, 3 >& deriv_wrt_T,
00090                                   MsqError& err )
00091 {
00092     bool rval = mMetric->evaluate_with_grad( T, result, deriv_wrt_T, err );
00093     MSQ_ERRZERO( err );
00094     result += mAlpha;
00095     return rval;
00096 }
00097 
00098 bool TOffset::evaluate_with_hess( const MsqMatrix< 3, 3 >& T,
00099                                   double& result,
00100                                   MsqMatrix< 3, 3 >& deriv_wrt_T,
00101                                   MsqMatrix< 3, 3 > second_wrt_T[6],
00102                                   MsqError& err )
00103 {
00104     bool rval = mMetric->evaluate_with_hess( T, result, deriv_wrt_T, second_wrt_T, err );
00105     MSQ_ERRZERO( err );
00106     result += mAlpha;
00107     return rval;
00108 }
00109 
00110 }  // namespace MBMesquite
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