110 lines
2.9 KiB
C
110 lines
2.9 KiB
C
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/*---------------------------------------------------------------------------*\
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========= |
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\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
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\\ / O peration |
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\\ / A nd | Copyright held by original author
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\\/ M anipulation |
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-------------------------------------------------------------------------------
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License
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This file is part of OpenFOAM.
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OpenFOAM 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 2 of the License, or (at your
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option) any later version.
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OpenFOAM is distributed in the hope that it will be useful, but WITHOUT
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ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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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 OpenFOAM; if not, write to the Free Software Foundation,
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Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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Class
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Foam::arcEdge
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Description
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arcEdge class : defines the arcEdge of a circle in terms of 3 points on its
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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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vector p1_, p2_, p3_;
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scalar angle_;
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scalar radius_;
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cylindricalCS cs_;
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cylindricalCS calcAngle();
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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 vector&
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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 position of a point on the curve given by
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// the parameter 0 <= lambda <= 1
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vector 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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