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========= |
\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
\\ / O peration | Website: https://openfoam.org
\\ / A nd | Copyright (C) 2011-2023 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 "polyMesh.H"
#include "transformer.H"
// * * * * * * * * * * * * * Private Member Functions * * * * * * * * * * * //
template<class TrackingData>
inline bool Foam::pointEdgePoint::update
(
const point& pt,
const pointEdgePoint& w2,
const scalar tol,
TrackingData& td
)
{
scalar dist2 = magSqr(pt - w2.origin());
if (!valid(td))
{
// current not yet set so use any value
distSqr_ = dist2;
origin_ = w2.origin();
return true;
}
scalar diff = distSqr_ - dist2;
if (diff < 0)
{
// already nearer to pt
return false;
}
if ((diff < small) || ((distSqr_ > small) && (diff/distSqr_ < tol)))
{
// don't propagate small changes
return false;
}
else
{
// update with new values
distSqr_ = dist2;
origin_ = w2.origin();
return true;
}
}
// * * * * * * * * * * * * * * * * Constructors * * * * * * * * * * * * * * //
inline Foam::pointEdgePoint::pointEdgePoint()
:
origin_(point::max),
distSqr_(great)
{}
inline Foam::pointEdgePoint::pointEdgePoint
(
const point& origin,
const scalar distSqr
)
:
origin_(origin),
distSqr_(distSqr)
{}
// * * * * * * * * * * * * * * * Member Functions * * * * * * * * * * * * * //
inline const Foam::point& Foam::pointEdgePoint::origin() const
{
return origin_;
}
inline Foam::scalar Foam::pointEdgePoint::distSqr() const
{
return distSqr_;
}
template<class TrackingData>
inline bool Foam::pointEdgePoint::valid(TrackingData& td) const
{
return origin_ != point::max;
}
template<class TrackingData>
inline void Foam::pointEdgePoint::transform
(
const polyPatch& patch,
const label patchFacei,
const transformer& transform,
TrackingData& td
)
{
// Note that distSqr_ is not affected by crossing an interface
origin_ = transform.transformPosition(origin_);
}
// Update this with information from connected edge
template<class TrackingData>
inline bool Foam::pointEdgePoint::updatePoint
(
const polyMesh& mesh,
const label pointi,
const label edgeI,
const pointEdgePoint& edgeInfo,
const scalar tol,
TrackingData& td
)
{
return update(mesh.points()[pointi], edgeInfo, tol, td);
}
// Update this with new information on same point
template<class TrackingData>
inline bool Foam::pointEdgePoint::updatePoint
(
const polyMesh& mesh,
const label pointi,
const pointEdgePoint& newPointInfo,
const scalar tol,
TrackingData& td
)
{
return update(mesh.points()[pointi], newPointInfo, tol, td);
}
// Update this with information from connected point
template<class TrackingData>
inline bool Foam::pointEdgePoint::updateEdge
(
const polyMesh& mesh,
const label edgeI,
const label pointi,
const pointEdgePoint& pointInfo,
const scalar tol,
TrackingData& td
)
{
const edge& e = mesh.edges()[edgeI];
return update(e.centre(mesh.points()), pointInfo, tol, td);
}
template<class TrackingData>
inline bool Foam::pointEdgePoint::equal
(
const pointEdgePoint& rhs,
TrackingData& td
) const
{
return operator==(rhs);
}
// * * * * * * * * * * * * * * * Member Operators * * * * * * * * * * * * * //
inline bool Foam::pointEdgePoint::operator==(const Foam::pointEdgePoint& rhs)
const
{
return (origin() == rhs.origin()) && (distSqr() == rhs.distSqr());
}
inline bool Foam::pointEdgePoint::operator!=(const Foam::pointEdgePoint& rhs)
const
{
return !(*this == rhs);
}
// * * * * * * * * * * * * * * * Friend Operators * * * * * * * * * * * * * //
inline Foam::Ostream& Foam::operator<<
(
Foam::Ostream& os,
const Foam::pointEdgePoint& wDist
)
{
return os << wDist.origin() << token::SPACE << wDist.distSqr();
}
inline Foam::Istream& Foam::operator>>
(
Foam::Istream& is,
Foam::pointEdgePoint& wDist
)
{
return is >> wDist.origin_ >> wDist.distSqr_;
}
// ************************************************************************* //
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