Sacado_Fad_SimpleFad.hpp

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// $Id$ 
// $Source$ 
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// ***********************************************************************
// 
//                           Sacado Package
//                 Copyright (2006) Sandia Corporation
// 
// Under the terms of Contract DE-AC04-94AL85000 with Sandia Corporation,
// the U.S. Government retains certain rights in 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 along with this library; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
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// Questions? Contact David M. Gay (dmgay@sandia.gov) or Eric T. Phipps
// (etphipp@sandia.gov).
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#ifndef SACADO_FAD_SIMPLEFAD_HPP
#define SACADO_FAD_SIMPLEFAD_HPP

#include "Sacado_Fad_SimpleFadTraits.hpp"
#include "Sacado_Fad_DynamicStorage.hpp"
#include "Sacado_dummy_arg.hpp"

namespace Sacado {

  namespace Fad {

    template <typename ValueT>
    class SimpleFad : public GeneralFad<ValueT,DynamicStorage<ValueT> >  {

    public:

      typedef ValueT value_type;

      typedef typename ScalarType<ValueT>::type ScalarT;

      template <typename T> 
      struct apply {
  typedef SimpleFad<T> type;
      };



      SimpleFad() : 
  GeneralFad< ValueT,DynamicStorage<ValueT> >() {}


      SimpleFad(const ValueT& x) : 
  GeneralFad< ValueT,DynamicStorage<ValueT> >(x) {}


      SimpleFad(const typename dummy<ValueT,ScalarT>::type& x) : 
  GeneralFad< ValueT,DynamicStorage<ValueT> >(ValueT(x)) {}


      SimpleFad(const int sz, const ValueT& x) : 
  GeneralFad< ValueT,DynamicStorage<ValueT> >(sz,x) {}


      SimpleFad(const int sz, const int i, const ValueT & x) : 
  GeneralFad< ValueT,DynamicStorage<ValueT> >(sz,i,x) {}

      SimpleFad(const SimpleFad& x) : 
  GeneralFad< ValueT,DynamicStorage<ValueT> >(x) {}

      SimpleFad(const SimpleFad& x, const ValueT& v, const ValueT& partial) :
  GeneralFad< ValueT,DynamicStorage<ValueT> >(x.size(), v) {
  for (int i=0; i<this->size(); i++)
    this->fastAccessDx(i) = x.fastAccessDx(i)*partial;
      }


      ~SimpleFad() {}

      bool isEqualTo(const SimpleFad& x) const {
  typedef IsEqual<value_type> IE;
  if (x.size() != this->size()) return false;
  bool eq = IE::eval(x.val(), this->val());
  for (int i=0; i<this->size(); i++)
    eq = eq && IE::eval(x.dx(i), this->dx(i));
  return eq;
      }

      SimpleFad& operator=(const ValueT& v) {
  GeneralFad< ValueT,DynamicStorage<ValueT> >::operator=(v);
  return *this;
      }


      SimpleFad& operator=(const typename dummy<ValueT,ScalarT>::type& v) {
  GeneralFad< ValueT,DynamicStorage<ValueT> >::operator=(ValueT(v));
  return *this;
      }

      SimpleFad& operator=(const SimpleFad& x) {
  GeneralFad< ValueT,DynamicStorage<ValueT> >::operator=(static_cast<const GeneralFad< ValueT,DynamicStorage<ValueT> >&>(x));
  return *this;
      }

      SimpleFad& operator += (const SimpleFad& x);

      SimpleFad& operator -= (const SimpleFad& x);
  
      SimpleFad& operator *= (const SimpleFad& x);

      SimpleFad& operator /= (const SimpleFad& x);
  
    }; // class SimpleFad<ValueT>

  } // namespace Fad

} // namespace Sacado

// Include method definitions
#include "Sacado_Fad_SimpleFadImp.hpp"

// Include elementary operation overloads
#include "Sacado_Fad_SimpleFadOps.hpp"

#endif // SACADO_FAD_SIMPLEFAD_HPP