File size: 3,025 Bytes
5a600cf | 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 | /*---------------------------------------------------------------------------*\
========= |
\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
\\ / O peration | Website: https://openfoam.org
\\ / A nd | Copyright (C) 2017-2026 OpenFOAM Foundation
\\/ M anipulation |
-------------------------------------------------------------------------------
License
This file is part of OpenFOAM.
OpenFOAM is free software: you can redistribute it and/or modify it
under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
OpenFOAM 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 General Public License
for more details.
You should have received a copy of the GNU General Public License
along with OpenFOAM. If not, see <http://www.gnu.org/licenses/>.
\*---------------------------------------------------------------------------*/
#include "Scale.H"
// * * * * * * * * * * * * * * * Member Functions * * * * * * * * * * * * * //
template<class Type>
inline Type Foam::Function1s::Scale<Type>::value(const scalar x) const
{
if (constantScale_ && constantValue_)
{
return scale_->value(NaN)*value_->value(NaN);
}
else
{
const scalar sx = xScale_->value(x)*x;
return scale_->value(sx)*value_->value(sx);
}
}
template<class Type>
inline Type Foam::Function1s::Scale<Type>::derivative(const scalar x) const
{
if (constantScale_ && constantValue_)
{
return pTraits<Type>::zero;
}
else
{
const scalar s = xScale_->value(x), sx = s*x;
return
(s + xScale_->derivative(x)*x)
*(
scale_->derivative(sx)*value_->value(sx)
+ scale_->value(sx)*value_->derivative(sx)
);
}
}
template<class Type>
inline Type Foam::Function1s::Scale<Type>::integral
(
const scalar x1,
const scalar x2
) const
{
if (constantXScale_ && constantScale_)
{
const scalar sx = xScale_->value(NaN);
return scale_->value(NaN)*value_->integral(sx*x1, sx*x2)/sx;
}
if (constantXScale_ && constantValue_)
{
const scalar sx = xScale_->value(NaN);
return scale_->integral(sx*x1, sx*x2)/sx*value_->value(NaN);
}
FatalErrorInFunction
<< "Integration is not defined for " << type() << " functions "
<< "unless x-scaling is constant and either scaling is constant or "
<< "the value is constant"
<< exit(FatalError);
return Zero;
}
template<class Type>
inline bool Foam::Function1s::Scale<Type>::constant() const
{
return constantScale_ && constantValue_;
}
// ************************************************************************* //
|