139 lines
6.3 KiB
C++
139 lines
6.3 KiB
C++
/******************************************************************************
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* Copyright (c) 2012 Jan Rheinländer <jrheinlaender@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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#include "PreCompiled.h"
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#ifndef _PreComp_
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# include <BRepAdaptor_Surface.hxx>
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# include <gp_Dir.hxx>
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# include <gp_Pln.hxx>
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# include <TopoDS.hxx>
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# include <TopoDS_Face.hxx>
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#endif
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#include <App/OriginFeature.h>
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#include <Mod/Part/App/TopoShape.h>
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#include <Mod/Part/App/Part2DObject.h>
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#include "FeatureMirrored.h"
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#include "DatumPlane.h"
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using namespace PartDesign;
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namespace PartDesign {
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PROPERTY_SOURCE(PartDesign::Mirrored, PartDesign::Transformed)
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Mirrored::Mirrored()
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{
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ADD_PROPERTY_TYPE(MirrorPlane,(nullptr),"Mirrored",(App::PropertyType)(App::Prop_None),"Mirror plane");
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}
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short Mirrored::mustExecute() const
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{
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if (MirrorPlane.isTouched())
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return 1;
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return Transformed::mustExecute();
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}
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const std::list<gp_Trsf> Mirrored::getTransformations(const std::vector<App::DocumentObject*>)
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{
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App::DocumentObject* refObject = MirrorPlane.getValue();
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if (!refObject)
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throw Base::ValueError("No mirror plane reference specified");
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std::vector<std::string> subStrings = MirrorPlane.getSubValues();
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if (subStrings.empty())
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throw Base::ValueError("No mirror plane reference specified");
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gp_Pnt axbase;
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gp_Dir axdir;
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if (refObject->getTypeId().isDerivedFrom(Part::Part2DObject::getClassTypeId())) {
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Part::Part2DObject* refSketch = static_cast<Part::Part2DObject*>(refObject);
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Base::Axis axis;
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if (subStrings[0] == "H_Axis")
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axis = refSketch->getAxis(Part::Part2DObject::V_Axis);
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else if (subStrings[0] == "V_Axis")
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axis = refSketch->getAxis(Part::Part2DObject::H_Axis);
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else if (subStrings[0] == "")
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axis = refSketch->getAxis(Part::Part2DObject::N_Axis);
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else if (subStrings[0].compare(0, 4, "Axis") == 0) {
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int AxId = std::atoi(subStrings[0].substr(4,4000).c_str());
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if (AxId >= 0 && AxId < refSketch->getAxisCount()) {
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axis = refSketch->getAxis(AxId);
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axis.setBase(axis.getBase() + 0.5 * axis.getDirection());
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axis.setDirection(Base::Vector3d(-axis.getDirection().y, axis.getDirection().x, axis.getDirection().z));
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}
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}
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axis *= refSketch->Placement.getValue();
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axbase = gp_Pnt(axis.getBase().x, axis.getBase().y, axis.getBase().z);
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axdir = gp_Dir(axis.getDirection().x, axis.getDirection().y, axis.getDirection().z);
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} else if (refObject->getTypeId().isDerivedFrom(PartDesign::Plane::getClassTypeId())) {
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PartDesign::Plane* plane = static_cast<PartDesign::Plane*>(refObject);
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Base::Vector3d base = plane->getBasePoint();
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axbase = gp_Pnt(base.x, base.y, base.z);
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Base::Vector3d dir = plane->getNormal();
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axdir = gp_Dir(dir.x, dir.y, dir.z);
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} else if (refObject->getTypeId().isDerivedFrom(App::Plane::getClassTypeId())) {
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App::Plane* plane = static_cast<App::Plane*>(refObject);
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Base::Vector3d base = plane->Placement.getValue().getPosition();
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axbase = gp_Pnt(base.x, base.y, base.z);
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Base::Rotation rot = plane->Placement.getValue().getRotation();
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Base::Vector3d dir(0,0,1);
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rot.multVec(dir, dir);
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axdir = gp_Dir(dir.x, dir.y, dir.z);
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} else if (refObject->getTypeId().isDerivedFrom(Part::Feature::getClassTypeId())) {
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if (subStrings[0].empty())
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throw Base::ValueError("No direction reference specified");
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Part::TopoShape baseShape = static_cast<Part::Feature*>(refObject)->Shape.getShape();
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// TODO: Check for multiple mirror planes?
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TopoDS_Shape shape = baseShape.getSubShape(subStrings[0].c_str());
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TopoDS_Face face = TopoDS::Face(shape);
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if (face.IsNull())
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throw Base::ValueError("Failed to extract mirror plane");
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BRepAdaptor_Surface adapt(face);
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if (adapt.GetType() != GeomAbs_Plane)
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throw Base::TypeError("Mirror face must be planar");
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axbase = getPointFromFace(face);
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axdir = adapt.Plane().Axis().Direction();
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} else {
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throw Base::ValueError("Mirror plane reference must be a sketch axis, a face of a feature or a datum plane");
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}
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TopLoc_Location invObjLoc = this->getLocation().Inverted();
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axbase.Transform(invObjLoc.Transformation());
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axdir.Transform(invObjLoc.Transformation());
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gp_Ax2 mirrorAxis(axbase, axdir);
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std::list<gp_Trsf> transformations;
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gp_Trsf trans;
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transformations.push_back(trans); // identity transformation
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trans.SetMirror(mirrorAxis);
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transformations.push_back(trans); // mirrored transformation
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return transformations;
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}
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}
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