75 lines
3.6 KiB
C++
75 lines
3.6 KiB
C++
/***************************************************************************
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* Copyright (c) 2022 Uwe Stöhr <uwestoehr@lyx.org> *
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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 PART_EXTRUSIONHELPER_H
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#define PART_EXTRUSIONHELPER_H
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#include <list>
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#include <vector>
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#include <gp_Dir.hxx>
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#include <TopoDS_Shape.hxx>
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namespace Part
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{
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class PartExport ExtrusionHelper
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{
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public:
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ExtrusionHelper();
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/**
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* @brief makeDraft: creates a drafted extrusion shape out of the input 2D shape
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*/
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static void makeDraft(const TopoDS_Shape& shape,
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const gp_Dir& direction,
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const double LengthFwd,
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const double LengthRev,
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const double AngleFwd,
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const double AngleRev,
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bool isSolid,
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std::list<TopoDS_Shape>& drafts,
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bool isPartDesign);
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/**
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* @brief checkInnerWires: Checks what wires are inner ones by taking a set of prisms created with every wire.
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* The prisms are cut from each other. If the moment of inertia thereby changes, the prism wire is an inner wire.
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* Inner wires can have nested inner wires that are then in fact outer wires.
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* Therefore checkInnerWires is called recursively until all wires are checked.
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*/
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static void checkInnerWires(std::vector<bool>& isInnerWire, const gp_Dir direction,
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std::vector<bool>& checklist, bool forInner, std::vector<TopoDS_Shape> prisms);
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/**
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* @brief createTaperedPrismOffset: creates an offset wire from the sourceWire in the specified
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* translation. isSecond determines if the wire is used for the 2nd extrusion direction.
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*/
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static void createTaperedPrismOffset(TopoDS_Wire sourceWire,
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const gp_Vec& translation,
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double offset,
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int numEdges,
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bool isSecond,
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TopoDS_Wire& result);
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};
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} //namespace Part
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#endif // PART_EXTRUSIONHELPER_H
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