//                                               -*- C++ -*-
/**
 *  @file  LinearNumericalMathFunction.cxx
 *  @brief Abstract top-level class for all distributions
 *
 *  (C) Copyright 2005-2012 EDF-EADS-Phimeca
 *
 *  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.
 *
 *  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 along with this library; if not, write to the Free Software
 *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
 *
 *  @author schueller
 *  @date   2012-02-17 19:35:43 +0100 (Fri, 17 Feb 2012)
 */
#include "LinearNumericalMathFunction.hxx"

BEGIN_NAMESPACE_OPENTURNS



CLASSNAMEINIT(LinearNumericalMathFunction);

/* Default constructor */
LinearNumericalMathFunction::LinearNumericalMathFunction(const NumericalPoint & center,
    const NumericalPoint & constant,
    const Matrix & linear)
  : NumericalMathFunction(new LinearNumericalMathEvaluationImplementation(center, constant, linear.transpose()),
                          new ConstantNumericalMathGradientImplementation(linear.transpose()),
                          new ConstantNumericalMathHessianImplementation(SymmetricTensor(center.getDimension(), constant.getDimension())))
{
  // Nothing to do
}

/* Comparison operator */
Bool LinearNumericalMathFunction::operator ==(const LinearNumericalMathFunction & other) const
{
  return true;
}

/* String converter */
String LinearNumericalMathFunction::__repr__() const
{
  OSS oss;
  oss << "class=" << LinearNumericalMathFunction::GetClassName()
      << " name=" << getName()
      << " implementation=" << getImplementation()->__repr__();
  return oss;
}

END_NAMESPACE_OPENTURNS
