/usr/include/trilinos/Sacado_Fad_SimpleFadImp.hpp is in libtrilinos-dev 10.4.0.dfsg-1ubuntu2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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// $Source$
// @HEADER
// ***********************************************************************
//
// 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
// USA
// Questions? Contact David M. Gay (dmgay@sandia.gov) or Eric T. Phipps
// (etphipp@sandia.gov).
//
// ***********************************************************************
// @HEADER
#include "Sacado_ConfigDefs.h"
template <typename ValueT>
inline Sacado::Fad::SimpleFad<ValueT>&
Sacado::Fad::SimpleFad<ValueT>::
operator += (const Sacado::Fad::SimpleFad<ValueT>& x)
{
int xsz = x.size(), sz = this->size();
#ifdef SACADO_DEBUG
if ((xsz != sz) && (xsz != 0) && (sz != 0))
throw "Fad Error: Attempt to assign with incompatible sizes";
#endif
if (xsz) {
if (sz) {
if (x.hasFastAccess())
for (int i=0; i<sz; ++i)
this->fastAccessDx(i) += x.fastAccessDx(i);
else
for (int i=0; i<sz; ++i)
this->fastAccessDx(i) += x.dx(i);
}
else {
this->resize(xsz);
if (x.hasFastAccess())
for (int i=0; i<xsz; ++i)
this->fastAccessDx(i) = x.fastAccessDx(i);
else
for (int i=0; i<xsz; ++i)
this->fastAccessDx(i) = x.dx(i);
}
}
this->val() += x.val();
return *this;
}
template <typename ValueT>
inline Sacado::Fad::SimpleFad<ValueT>&
Sacado::Fad::SimpleFad<ValueT>::
operator -= (const Sacado::Fad::SimpleFad<ValueT>& x)
{
int xsz = x.size(), sz = this->size();
#ifdef SACADO_DEBUG
if ((xsz != sz) && (xsz != 0) && (sz != 0))
throw "Fad Error: Attempt to assign with incompatible sizes";
#endif
if (xsz) {
if (sz) {
if (x.hasFastAccess())
for(int i=0; i<sz; ++i)
this->fastAccessDx(i) -= x.fastAccessDx(i);
else
for (int i=0; i<sz; ++i)
this->fastAccessDx(i) -= x.dx(i);
}
else {
this->resize(xsz);
if (x.hasFastAccess())
for(int i=0; i<xsz; ++i)
this->fastAccessDx(i) = -x.fastAccessDx(i);
else
for (int i=0; i<xsz; ++i)
this->fastAccessDx(i) = -x.dx(i);
}
}
this->val() -= x.val();
return *this;
}
template <typename ValueT>
inline Sacado::Fad::SimpleFad<ValueT>&
Sacado::Fad::SimpleFad<ValueT>::
operator *= (const Sacado::Fad::SimpleFad<ValueT>& x)
{
int xsz = x.size(), sz = this->size();
ValueT xval = x.val();
#ifdef SACADO_DEBUG
if ((xsz != sz) && (xsz != 0) && (sz != 0))
throw "Fad Error: Attempt to assign with incompatible sizes";
#endif
if (xsz) {
if (sz) {
if (x.hasFastAccess())
for(int i=0; i<sz; ++i)
this->fastAccessDx(i) = this->val() * x.fastAccessDx(i) + this->fastAccessDx(i) * xval;
else
for (int i=0; i<sz; ++i)
this->fastAccessDx(i) = this->val() * x.dx(i) + this->fastAccessDx(i) * xval;
}
else {
this->resize(xsz);
if (x.hasFastAccess())
for(int i=0; i<xsz; ++i)
this->fastAccessDx(i) = this->val() * x.fastAccessDx(i);
else
for (int i=0; i<xsz; ++i)
this->fastAccessDx(i) = this->val() * x.dx(i);
}
}
else {
if (sz) {
for (int i=0; i<sz; ++i)
this->fastAccessDx(i) *= xval;
}
}
this->val() *= xval;
return *this;
}
template <typename ValueT>
inline Sacado::Fad::SimpleFad<ValueT>&
Sacado::Fad::SimpleFad<ValueT>::
operator /= (const Sacado::Fad::SimpleFad<ValueT>& x)
{
int xsz = x.size(), sz = this->size();
ValueT xval = x.val();
#ifdef SACADO_DEBUG
if ((xsz != sz) && (xsz != 0) && (sz != 0))
throw "Fad Error: Attempt to assign with incompatible sizes";
#endif
if (xsz) {
if (sz) {
if (x.hasFastAccess())
for(int i=0; i<sz; ++i)
this->fastAccessDx(i) = ( this->fastAccessDx(i)*xval - this->val()*x.fastAccessDx(i) )/ (xval*xval);
else
for (int i=0; i<sz; ++i)
this->fastAccessDx(i) = ( this->fastAccessDx(i)*xval - this->val()*x.dx(i) )/ (xval*xval);
}
else {
this->resize(xsz);
if (x.hasFastAccess())
for(int i=0; i<xsz; ++i)
this->fastAccessDx(i) = - this->val()*x.fastAccessDx(i) / (xval*xval);
else
for (int i=0; i<xsz; ++i)
this->fastAccessDx(i) = -this->val() * x.dx(i) / (xval*xval);
}
}
else {
if (sz) {
for (int i=0; i<sz; ++i)
this->fastAccessDx(i) /= xval;
}
}
this->val() /= xval;
return *this;
}
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