67 lines
3.1 KiB
C++
67 lines
3.1 KiB
C++
/***************************************************************************
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* Copyright (c) 2019 Werner Mayer <wmayer[at]users.sourceforge.net> *
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* *
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* This file is part of the FreeCAD CAx development system. *
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* *
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* This library is free software; you can redistribute it and/or *
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* modify it under the terms of the GNU Library General Public *
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* License as published by the Free Software Foundation; either *
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* version 2 of the License, or (at your option) any later version. *
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* *
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* This library is distributed in the hope that it will be useful, *
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* but WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
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* GNU Library General Public License for more details. *
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* *
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* You should have received a copy of the GNU Library General Public *
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* License along with this library; see the file COPYING.LIB. If not, *
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* write to the Free Software Foundation, Inc., 59 Temple Place, *
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* Suite 330, Boston, MA 02111-1307, USA *
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* *
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***************************************************************************/
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#ifndef MESHTRIM_BY_PLANE_H
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#define MESHTRIM_BY_PLANE_H
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#include <Mod/Mesh/App/Core/Elements.h>
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#include <Mod/Mesh/App/Core/MeshKernel.h>
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namespace MeshCore {
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/**
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* Trim the the facets in 3D with a plane
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* \author Werner Mayer
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*/
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class MeshExport MeshTrimByPlane
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{
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public:
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MeshTrimByPlane(MeshKernel& mesh);
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~MeshTrimByPlane();
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public:
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/**
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* Checks all facets for intersection with the plane and writes all touched facets into the vector
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*/
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void CheckFacets(const MeshFacetGrid& rclGrid, const Base::Vector3f& base, const Base::Vector3f& normal,
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std::vector<unsigned long>& trimFacets, std::vector<unsigned long>& removeFacets) const;
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/**
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* The facets from \a trimFacets will be trimmed or deleted and \a trimmedFacets holds the newly generated facets
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*/
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void TrimFacets(const std::vector<unsigned long>& trimFacets, const Base::Vector3f& base,
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const Base::Vector3f& normal, std::vector<MeshGeomFacet>& trimmedFacets);
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private:
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void CreateOneFacet(const Base::Vector3f& base, const Base::Vector3f& normal, unsigned short shift,
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const MeshGeomFacet& facet, std::vector<MeshGeomFacet>& trimmedFacets) const;
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void CreateTwoFacet(const Base::Vector3f& base, const Base::Vector3f& normal, unsigned short shift,
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const MeshGeomFacet& facet, std::vector<MeshGeomFacet>& trimmedFacets) const;
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private:
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MeshKernel& myMesh;
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};
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} //namespace MeshCore
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#endif //MESHTRIM_BY_PLANE_H
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