cut.H

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/*---------------------------------------------------------------------------*\
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-------------------------------------------------------------------------------
    Copyright (C) 2014 OpenFOAM Foundation
    Copyright (C) 2016 OpenCFD Ltd.
-------------------------------------------------------------------------------
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::searchableSurfaceModifier::cut
 
Description
    Patchify triangles based on orientation w.r.t other (triangulated or
    triangulatable) surfaces
 
SourceFiles
    cut.C
 
\*---------------------------------------------------------------------------*/
 
#ifndef searchableSurfaceModifiers_cut_H
#define searchableSurfaceModifiers_cut_H
 
#include "searchableSurfaceModifier.H"
#include "wordRes.H"
#include "faceList.H"
#include "pointField.H"
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
namespace Foam
{
 
// Forward declaration of classes
class edgeIntersections;
 
namespace searchableSurfaceModifiers
{
 
/*---------------------------------------------------------------------------*\
                             Class cut Declaration
\*---------------------------------------------------------------------------*/
 
class cut
:
    public searchableSurfaceModifier
{
    // Private data
 
        //- Name of surfaces to cut with
        const wordRes cutterNames_;
 
 
   // Private Member Functions
 
        //- Triangulate faces around 0th vertex
        void triangulate(const faceList&, pointField&, triSurface&) const;
 
        //- Triangulate searchableSurface (currently only supported for
        //  searchableBox and triSurfaceMesh)
        triSurface& triangulate(const searchableSurface&, triSurface&) const;
 
        //- Intersect surfaces. Perturb to avoid degenerates.
        bool intersectSurfaces
        (
            triSurface& surf1,
            edgeIntersections& edgeCuts1,
            triSurface& surf2,
            edgeIntersections& edgeCuts2
        ) const;
 
 
public:
 
    //- Runtime type information
    TypeName("cut");
 
 
    // Constructors
 
        //- Construct from dictionary
        cut(const searchableSurfaces&, const dictionary&);
 
        //- Clone
        autoPtr<searchableSurfaceModifier> clone() const
        {
            NotImplemented;
            return nullptr;
        }
 
 
    //- Destructor
    virtual ~cut() = default;
 
 
    // Member Functions
 
        //- Apply this selector
        virtual bool modify(const labelList& regions, searchableSurface&) const;
 
};
 
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
} // End namespace searchableSurfaceModifiers
} // End namespace Foam
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
#endif
 
// ************************************************************************* //