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========= |
\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
\\ / O peration | Website: https://openfoam.org
\\ / A nd | Copyright (C) 2011-2025 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/>.
Class
Foam::blockEdge
Description
Define a curved edge that is parameterised for 0<lambda<1
between the start and end point.
SourceFiles
blockEdge.C
\*---------------------------------------------------------------------------*/
#ifndef blockEdge_H
#define blockEdge_H
#include "searchableSurfaceList.H"
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
namespace Foam
{
// Forward declaration of friend functions and operators
class blockEdge;
Ostream& operator<<(Ostream&, const blockEdge&);
/*---------------------------------------------------------------------------*\
Class blockEdge Declaration
\*---------------------------------------------------------------------------*/
class blockEdge
{
protected:
// Protected data
const pointField& points_;
const label start_;
const label end_;
// Protected Member Functions
//- Return a complete point field by appending the start/end points
// to the given list
static pointField appendEndPoints
(
const pointField&,
const label start,
const label end,
const pointField& otherKnots
);
public:
//- Runtime type information
TypeName("blockEdge");
// Declare run-time constructor selection tables
declareRunTimeSelectionTable
(
autoPtr,
blockEdge,
Istream,
(
const dictionary& dict,
const label index,
const searchableSurfaceList& geometry,
const pointField& points,
Istream& is
),
(dict, index, geometry, points, is)
);
// Constructors
//- Construct from components
blockEdge
(
const pointField& points,
const label start,
const label end
);
//- Construct from Istream setting pointsList
blockEdge
(
const dictionary& dict,
const label index,
const pointField&,
Istream&
);
//- Clone function
virtual autoPtr<blockEdge> clone() const;
//- New function which constructs and returns pointer to a blockEdge
static autoPtr<blockEdge> New
(
const dictionary& dict,
const label index,
const searchableSurfaceList& geometry,
const pointField&,
Istream&
);
//- Class used for the read-construction of
// PtrLists of blockEdge
class iNew
{
const dictionary& dict_;
const searchableSurfaceList& geometry_;
const pointField& points_;
mutable label index_;
public:
iNew
(
const dictionary& dict,
const searchableSurfaceList& geometry,
const pointField& points
)
:
dict_(dict),
geometry_(geometry),
points_(points),
index_(0)
{}
autoPtr<blockEdge> operator()(Istream& is) const
{
return blockEdge::New(dict_, index_++, geometry_, points_, is);
}
};
//- Destructor
virtual ~blockEdge()
{}
// Member Functions
//- Return label of start point
inline label start() const;
//- Return label of end point
inline label end() const;
//- Compare the given start and end points with this curve
// Return:
// - 0: different
// - +1: identical
// - -1: same edge, but different orientation
inline int compare(const blockEdge&) const;
//- Compare the given start and end points with this curve
// Return:
// - 0: different
// - +1: identical
// - -1: same edge, but different orientation
inline int compare(const edge&) const;
//- Compare the given start and end points with this curve
// Return:
// - 0: different
// - +1: identical
// - -1: same edge, but different orientation
inline int compare(const label start, const label end) const;
//- Return the point position corresponding to the curve parameter
// 0 <= lambda <= 1
virtual point position(const scalar) const = 0;
//- Return the point positions corresponding to the curve parameters
// 0 <= lambda <= 1
virtual tmp<pointField> position(const scalarList&) const;
//- Return the length of the curve
virtual scalar length() const = 0;
//- Write edge with variable backsubstitution
void write(Ostream&, const dictionary&) const;
// Ostream operator
friend Ostream& operator<<(Ostream&, const blockEdge&);
};
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
} // End namespace Foam
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
#include "blockEdgeI.H"
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
#endif
// ************************************************************************* //
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