/usr/include/trilinos/NumericalQM.hpp is in libtrilinos-dev 10.4.0.dfsg-1ubuntu2.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 | /* *****************************************************************
MESQUITE -- The Mesh Quality Improvement Toolkit
Copyright 2009 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
(2009) kraftche@cae.wisc.edu
***************************************************************** */
/** \file NumericalQM.hpp
* \brief
* \author Jason Kraftcheck
*/
#ifndef MSQ_NUMERICAL_QM_HPP
#define MSQ_NUMERICAL_QM_HPP
#include "Mesquite.hpp"
#include "QualityMetric.hpp"
namespace MESQUITE_NS {
/**\brief Use finite difference rather than analytical derivative calculations.
*
* This class acts as a decorator for (wrapper around) an existing
* QualityMetric. It bypasses any code provided by the underlying
* metric for calculation of derivatives, forcing the use of finite
* difference approximation of the derivatives.
*/
class NumericalQM : public QualityMetric
{
public:
/**
*\param real_metric The actual quality metric.
*\param numerical_gradient Use finite difference to calculate first derivatives
*\param numerical_hessian Use finite difference to calculate second derivatives
*/
NumericalQM( QualityMetric* real_metric,
bool numerical_gradient = true,
bool numerical_hessian = true );
MetricType get_metric_type() const;
std::string get_name() const;
int get_negate_flag() const;
void get_evaluations( PatchData& pd,
std::vector<size_t>& handles,
bool free_vertices_only,
MsqError& err );
bool evaluate( PatchData& pd,
size_t handle,
double& value,
MsqError& err );
bool evaluate_with_indices( PatchData& pd,
size_t handle,
double& value,
std::vector<size_t>& indices,
MsqError& err );
bool evaluate_with_gradient( PatchData& pd,
size_t handle,
double& value,
std::vector<size_t>& indices,
std::vector<Vector3D>& gradient,
MsqError& err );
bool evaluate_with_Hessian_diagonal( PatchData& pd,
size_t handle,
double& value,
std::vector<size_t>& indices,
std::vector<Vector3D>& gradient,
std::vector<SymMatrix3D>& Hessian_diagonal,
MsqError& err );
bool evaluate_with_Hessian( PatchData& pd,
size_t handle,
double& value,
std::vector<size_t>& indices,
std::vector<Vector3D>& gradient,
std::vector<Matrix3D>& Hessian,
MsqError& err );
private:
QualityMetric* realMetric;
bool numericGrad, numericHess;
};
} // namespace MESQUITE_NS
#endif
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