116 lines
3.1 KiB
C++
116 lines
3.1 KiB
C++
/*---------------------------------------------------------------------------*\
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========= |
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\\ / F ield | foam-extend: Open Source CFD
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\\ / O peration |
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\\ / A nd | For copyright notice see file Copyright
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\\/ M anipulation |
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-------------------------------------------------------------------------------
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License
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This file is part of foam-extend.
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foam-extend is free software: you can redistribute it and/or modify it
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under the terms of the GNU General Public License as published by the
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Free Software Foundation, either version 3 of the License, or (at your
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option) any later version.
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foam-extend is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with foam-extend. If not, see <http://www.gnu.org/licenses/>.
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Class
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Foam::arcEdge
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Description
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Defines the arcEdge of a circle in terms of 3 points on its circumference
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SourceFiles
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arcEdge.C
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\*---------------------------------------------------------------------------*/
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#ifndef arcEdge_H
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#define arcEdge_H
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#include "curvedEdge.H"
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#include "cylindricalCS.H"
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// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
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namespace Foam
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{
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/*---------------------------------------------------------------------------*\
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Class arcEdge Declaration
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\*---------------------------------------------------------------------------*/
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class arcEdge
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:
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public curvedEdge
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{
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// Private data
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point p1_, p2_, p3_;
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cylindricalCS cs_;
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scalar angle_;
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scalar radius_;
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// Private Member Functions
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//- Calculate the coordinate system, angle and radius
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cylindricalCS calcAngle();
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//- Disallow default bitwise copy construct
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arcEdge(const arcEdge&);
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//- Disallow default bitwise assignment
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void operator=(const arcEdge&);
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public:
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//- Runtime type information
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TypeName("arc");
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// Constructors
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//- Construct from components
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arcEdge
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(
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const pointField& points,
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const label start, const label end,
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const point& pMid
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);
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//- Construct from Istream setting pointsList
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arcEdge(const pointField& points, Istream&);
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// Destructor
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virtual ~arcEdge(){}
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// Member Functions
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//- Return the point position corresponding to the curve parameter
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// 0 <= lambda <= 1
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point position(const scalar) const;
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//- Return the length of the curve
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scalar length() const;
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};
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// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
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} // End namespace Foam
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// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
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#endif
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// ************************************************************************* //
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