f0d3e19a4e
Before the throughall distance was 10 m, which is not enough for many applications. The fix is to use the bounding box of the base shape together with the sketch profile to calculate dynamically a large enough length.
186 lines
7.7 KiB
C++
186 lines
7.7 KiB
C++
/***************************************************************************
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* Copyright (c) 2010 Juergen Riegel <FreeCAD@juergen-riegel.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 PARTDESIGN_SketchBased_H
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#define PARTDESIGN_SketchBased_H
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#include <App/PropertyStandard.h>
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#include <Mod/Part/App/Part2DObject.h>
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#include "FeatureAddSub.h"
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class TopoDS_Shape;
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class TopoDS_Face;
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class TopoDS_Wire;
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class gp_Dir;
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class gp_Lin;
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namespace PartDesign
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{
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class PartDesignExport ProfileBased : public PartDesign::FeatureAddSub
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{
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PROPERTY_HEADER(PartDesign::SketchBased);
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public:
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ProfileBased();
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// Common properties for all sketch based features
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/// Profile used to create this feature
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App::PropertyLinkSub Profile;
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/// Reverse extrusion direction
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App::PropertyBool Reversed;
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/// Make extrusion symmetric to sketch plane
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App::PropertyBool Midplane;
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/// Face to extrude up to
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App::PropertyLinkSub UpToFace;
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App::PropertyBool AllowMultiFace;
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short mustExecute() const;
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void setupObject();
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/** calculates and updates the Placement property based on the features
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* this one is made from: either from Base, if there is one, or from sketch,
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* if there is no base.
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*/
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void positionByPrevious(void);
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/** applies a transform on the Placement of the Sketch or its
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* support if it has one
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*/
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virtual void transformPlacement(const Base::Placement &transform);
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/**
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* Verifies the linked Profile and returns it if it is a valid 2D object
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* @param silent if profile property is malformed and the parameter is true
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* silently returns nullptr, otherwise throw a Base::Exception.
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* Default is false.
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*/
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Part::Part2DObject* getVerifiedSketch(bool silent=false) const;
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/**
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* Verifies the linked Profile and returns it if it is a valid object
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* @param silent if profile property is malformed and the parameter is true
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* silently returns nullptr, otherwise throw a Base::Exception.
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* Default is false.
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*/
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Part::Feature* getVerifiedObject(bool silent=false) const;
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/**
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* Verifies the linked Object and returns the shape used as profile
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* @param silent if profirle property is malformed and the parameter is true
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* silently returns nullptr, otherwise throw a Base::Exception.
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* Default is false.
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*/
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TopoDS_Shape getVerifiedFace(bool silent = false) const;
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/// Returns the wires the sketch is composed of
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std::vector<TopoDS_Wire> getProfileWires() const;
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/// Returns the face of the sketch support (if any)
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const TopoDS_Face getSupportFace() const;
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Base::Vector3d getProfileNormal() const;
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Part::TopoShape getProfileShape() const;
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/// retrieves the number of axes in the linked sketch (defined as construction lines)
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int getSketchAxisCount(void) const;
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virtual Part::Feature* getBaseObject(bool silent=false) const;
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//backwards compatibility: profile property was renamed and has different type now
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virtual void Restore(Base::XMLReader& reader);
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// calculate the through all length
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double getThroughAllLength() const;
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protected:
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void remapSupportShape(const TopoDS_Shape&);
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/// Extract a face from a given LinkSub
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static void getUpToFaceFromLinkSub(TopoDS_Face& upToFace,
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const App::PropertyLinkSub& refFace);
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/// Find a valid face to extrude up to
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static void getUpToFace(TopoDS_Face& upToFace,
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const TopoDS_Shape& support,
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const TopoDS_Face& supportface,
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const TopoDS_Shape& sketchshape,
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const std::string& method,
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const gp_Dir& dir,
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const double offset);
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/**
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* Generate a linear prism
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* It will be a stand-alone solid created with BRepPrimAPI_MakePrism
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*/
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void generatePrism(TopoDS_Shape& prism,
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const TopoDS_Shape& sketchshape,
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const std::string& method,
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const gp_Dir& direction,
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const double L,
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const double L2,
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const bool midplane,
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const bool reversed);
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/**
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* Generate a linear prism
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* It will be a stand-alone solid created with BRepFeat_MakePrism
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*/
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static void generatePrism(TopoDS_Shape& prism,
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const std::string& method,
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const TopoDS_Shape& baseshape,
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const TopoDS_Shape& profileshape,
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const TopoDS_Face& sketchface,
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const TopoDS_Face& uptoface,
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const gp_Dir& direction,
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Standard_Integer Mode,
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Standard_Boolean Modify);
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/// Check whether the wire after projection on the face is inside the face
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static bool checkWireInsideFace(const TopoDS_Wire& wire,
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const TopoDS_Face& face,
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const gp_Dir& dir);
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/// Check whether the line crosses the face (line and face must be on the same plane)
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static bool checkLineCrossesFace(const gp_Lin& line, const TopoDS_Face& face);
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/// Used to suggest a value for Reversed flag so that material is always removed (Groove) or added (Revolution) from the support
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double getReversedAngle(const Base::Vector3d& b, const Base::Vector3d& v);
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/// get Axis from ReferenceAxis
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void getAxis(const App::DocumentObject* pcReferenceAxis, const std::vector<std::string>& subReferenceAxis,
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Base::Vector3d& base, Base::Vector3d& dir, bool checkPerpendicular=true);
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void onChanged(const App::Property* prop);
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private:
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bool isParallelPlane(const TopoDS_Shape&, const TopoDS_Shape&) const;
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bool isEqualGeometry(const TopoDS_Shape&, const TopoDS_Shape&) const;
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bool isQuasiEqual(const TopoDS_Shape&, const TopoDS_Shape&) const;
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};
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} //namespace PartDesign
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#endif // PARTDESIGN_SketchBased_H
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