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457 lines
12 KiB
C++
457 lines
12 KiB
C++
#include "FITKOCCComandCommon.h"
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#include <BRepBuilderAPI_MakeWire.hxx>
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#include <ShapeFix_Wire.hxx>
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#include <BRepBndLib.hxx>
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#include <Bnd_Box.hxx>
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#include <BRepBuilderAPI_MakeFace.hxx>
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#include <BRepCheck_Analyzer.hxx>
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#include <ShapeAnalysis.hxx>
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#include <TopExp_Explorer.hxx>
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#include <TopoDS.hxx>
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#include <ShapeFix_Shape.hxx>
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#include <BRepAdaptor_Surface.hxx>
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#include <IntTools_FClass2d.hxx>
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#include <Geom_Plane.hxx>
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#include <ShapeAnalysis_Surface.hxx>
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#include <BRep_Tool.hxx>
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#include <BRep_Builder.hxx>
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#include <vector>
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#include <algorithm>
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#include <BRepBuilderAPI_MakeSolid.hxx>
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#include <BRepTools_ReShape.hxx>
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#include <BRepBuilderAPI_Copy.hxx>
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#include "FITKOCCModelRefine.h"
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#include <QDebug>
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#include <Geom_TrimmedCurve.hxx>
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#include <GeomConvert.hxx>
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#include <GeomAdaptor_Curve.hxx>
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#include <GCPnts_UniformAbscissa.hxx>
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#include <CPnts_AbscissaPoint.hxx>
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#include <BRepGProp.hxx>
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#include <BRepAlgoAPI_Cut.hxx>
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namespace Command
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{
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std::vector<TopoDS_Wire> GeoCommandCommon::bulidWire(std::list<TopoDS_Edge> &edgeList)
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{
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std::vector<TopoDS_Wire> wires;
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while (edgeList.size() > 0)
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{
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BRepBuilderAPI_MakeWire mkWire;
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mkWire.Add(edgeList.front());
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edgeList.pop_front();
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TopoDS_Wire new_wire = mkWire.Wire(); // current new wire
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bool found = false;
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do
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{
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found = false;
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for (std::list<TopoDS_Edge>::iterator pE = edgeList.begin(); pE != edgeList.end(); ++pE)
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{
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mkWire.Add(*pE);
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if (mkWire.Error() != BRepBuilderAPI_DisconnectedWire)
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{
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found = true;
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edgeList.erase(pE);
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new_wire = mkWire.Wire();
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break;
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}
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}
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} while (found);
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// Fix any topological issues of the wire
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ShapeFix_Wire aFix;
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aFix.SetPrecision(Precision::Confusion());
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aFix.Load(new_wire);
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aFix.FixReorder();
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aFix.FixConnected();
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aFix.FixClosed();
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wires.push_back(aFix.Wire());
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}
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return wires;
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}
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TopoDS_Shape GeoCommandCommon::makeFace(std::vector<TopoDS_Wire> &w)
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{
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if (w.empty())
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return TopoDS_Shape();
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std::vector<TopoDS_Wire> wires = w;
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std::sort(wires.begin(), wires.end(), Wire_Compare());
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std::list<TopoDS_Wire> wire_list;
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wire_list.insert(wire_list.begin(), wires.rbegin(), wires.rend());
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// separate the wires into several independent faces
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std::list<std::list<TopoDS_Wire>> sep_wire_list;
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while (!wire_list.empty())
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{
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std::list<TopoDS_Wire> sep_list;
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TopoDS_Wire wire = wire_list.front();
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wire_list.pop_front();
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sep_list.push_back(wire);
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std::list<TopoDS_Wire>::iterator it = wire_list.begin();
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while (it != wire_list.end())
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{
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if (isInside(wire, *it))
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{
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sep_list.push_back(*it);
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it = wire_list.erase(it);
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}
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else
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{
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++it;
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}
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}
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sep_wire_list.push_back(sep_list);
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}
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if (sep_wire_list.size() == 1)
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{
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std::list<TopoDS_Wire> &wires = sep_wire_list.front();
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return makeFace(wires);
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}
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else if (sep_wire_list.size() > 1)
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{
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TopoDS_Compound comp;
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BRep_Builder builder;
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builder.MakeCompound(comp);
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for (std::list<std::list<TopoDS_Wire>>::iterator it = sep_wire_list.begin(); it != sep_wire_list.end(); ++it)
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{
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TopoDS_Shape aFace = makeFace(*it);
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if (!aFace.IsNull())
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builder.Add(comp, aFace);
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}
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if (comp.Closed() == false)
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{
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return TopoDS_Shape(); // no closed.
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}
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return comp;
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}
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else
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{
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return TopoDS_Shape(); // error
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}
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}
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TopoDS_Shape GeoCommandCommon::makeFace(std::list<TopoDS_Wire> &wires)
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{
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if (wires.size() < 1)
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{
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return TopoDS_Shape();
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}
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BRepBuilderAPI_MakeFace mkFace(wires.front());
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const TopoDS_Face &face = mkFace.Face();
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if (face.IsNull())
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return face;
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gp_Dir axis(0, 0, 1);
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BRepAdaptor_Surface adapt(face);
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if (adapt.GetType() == GeomAbs_Plane)
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{
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axis = adapt.Plane().Axis().Direction();
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}
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wires.pop_front();
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for (std::list<TopoDS_Wire>::iterator it = wires.begin(); it != wires.end(); ++it)
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{
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BRepBuilderAPI_MakeFace mkInnerFace(*it);
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const TopoDS_Face &inner_face = mkInnerFace.Face();
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if (inner_face.IsNull())
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return inner_face; // failure
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gp_Dir inner_axis(0, 0, 1);
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BRepAdaptor_Surface adapt(inner_face);
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if (adapt.GetType() == GeomAbs_Plane)
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{
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inner_axis = adapt.Plane().Axis().Direction();
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}
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// It seems that orientation is always 'Forward' and we only have to reverse
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// if the underlying plane have opposite normals.
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if (axis.Dot(inner_axis) < 0)
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it->Reverse();
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mkFace.Add(*it);
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}
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return validateFace(mkFace.Face());
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}
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bool GeoCommandCommon::isInside(const TopoDS_Wire &wire1, const TopoDS_Wire &wire2)
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{
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Bnd_Box box1;
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BRepBndLib::Add(wire1, box1);
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box1.SetGap(0.0);
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Bnd_Box box2;
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BRepBndLib::Add(wire2, box2);
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box2.SetGap(0.0);
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if (box1.IsOut(box2))
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return false;
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double prec = Precision::Confusion();
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prec = 1E-6;
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BRepBuilderAPI_MakeFace mkFace(wire1);
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if (!mkFace.IsDone())
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Standard_Failure::Raise("Failed to create a face from wire in sketch");
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TopoDS_Face face = validateFace(mkFace.Face());
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BRepAdaptor_Surface adapt(face);
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IntTools_FClass2d class2d(face, prec);
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Handle_Geom_Surface surf = new Geom_Plane(adapt.Plane());
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ShapeAnalysis_Surface as(surf);
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TopExp_Explorer xp(wire2, TopAbs_VERTEX);
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while (xp.More())
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{
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TopoDS_Vertex v = TopoDS::Vertex(xp.Current());
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gp_Pnt p = BRep_Tool::Pnt(v);
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gp_Pnt2d uv = as.ValueOfUV(p, prec);
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if (class2d.Perform(uv) == TopAbs_IN)
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return true;
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// TODO: We can make a check to see if all points are inside or all outside
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// because otherwise we have some intersections which is not allowed
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else
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return false;
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xp.Next();
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}
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return false;
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}
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TopoDS_Face GeoCommandCommon::validateFace(const TopoDS_Face &face)
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{
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BRepCheck_Analyzer aChecker(face);
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if (!aChecker.IsValid())
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{
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TopoDS_Wire outerwire = ShapeAnalysis::OuterWire(face);
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TopTools_IndexedMapOfShape myMap;
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myMap.Add(outerwire);
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TopExp_Explorer xp(face, TopAbs_WIRE);
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ShapeFix_Wire fix;
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fix.SetFace(face);
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fix.Load(outerwire);
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fix.Perform();
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BRepBuilderAPI_MakeFace mkFace(fix.WireAPIMake());
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while (xp.More())
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{
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if (!myMap.Contains(xp.Current()))
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{
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fix.Load(TopoDS::Wire(xp.Current()));
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fix.Perform();
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mkFace.Add(fix.WireAPIMake());
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}
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xp.Next();
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}
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aChecker.Init(mkFace.Face());
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if (!aChecker.IsValid())
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{
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ShapeFix_Shape fix(mkFace.Face());
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fix.SetPrecision(Precision::Confusion());
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fix.SetMaxTolerance(Precision::Confusion());
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fix.SetMaxTolerance(Precision::Confusion());
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fix.Perform();
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fix.FixWireTool()->Perform();
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fix.FixFaceTool()->Perform();
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TopoDS_Face fixedFace = TopoDS::Face(fix.Shape());
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aChecker.Init(fixedFace);
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if (!aChecker.IsValid())
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return TopoDS_Face();
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// Standard_Failure::Raise("Failed to validate broken face");
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return fixedFace;
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}
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return mkFace.Face();
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}
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return face;
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}
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TopoDS_Shape GeoCommandCommon::removeSplitter(const TopoDS_Shape &shape)
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{
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if (shape.IsNull())
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Standard_Failure::Raise("Cannot remove splitter from empty shape");
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if (shape.ShapeType() == TopAbs_SOLID)
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{
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const TopoDS_Solid &solid = TopoDS::Solid(shape);
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BRepBuilderAPI_MakeSolid mkSolid;
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TopExp_Explorer it;
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for (it.Init(solid, TopAbs_SHELL); it.More(); it.Next())
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{
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const TopoDS_Shell ¤tShell = TopoDS::Shell(it.Current());
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ModelRefine::FaceUniter uniter(currentShell);
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if (uniter.process())
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{
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if (uniter.isModified())
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{
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const TopoDS_Shell &newShell = uniter.getShell();
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mkSolid.Add(newShell);
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}
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else
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{
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mkSolid.Add(currentShell);
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}
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}
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else
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{
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Standard_Failure::Raise("Removing splitter failed");
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return shape;
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}
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}
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return mkSolid.Solid();
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}
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else if (shape.ShapeType() == TopAbs_SHELL)
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{
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const TopoDS_Shell &shell = TopoDS::Shell(shape);
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ModelRefine::FaceUniter uniter(shell);
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if (uniter.process())
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{
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return uniter.getShell();
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}
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else
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{
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Standard_Failure::Raise("Removing splitter failed");
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}
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}
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else if (shape.ShapeType() == TopAbs_COMPOUND)
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{
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BRep_Builder builder;
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TopoDS_Compound comp;
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builder.MakeCompound(comp);
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TopExp_Explorer xp;
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// solids
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for (xp.Init(shape, TopAbs_SOLID); xp.More(); xp.Next())
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{
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const TopoDS_Solid &solid = TopoDS::Solid(xp.Current());
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BRepTools_ReShape reshape;
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TopExp_Explorer it;
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for (it.Init(solid, TopAbs_SHELL); it.More(); it.Next())
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{
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const TopoDS_Shell ¤tShell = TopoDS::Shell(it.Current());
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ModelRefine::FaceUniter uniter(currentShell);
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if (uniter.process())
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{
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if (uniter.isModified())
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{
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const TopoDS_Shell &newShell = uniter.getShell();
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reshape.Replace(currentShell, newShell);
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}
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}
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}
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builder.Add(comp, reshape.Apply(solid));
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}
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// free shells
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for (xp.Init(shape, TopAbs_SHELL, TopAbs_SOLID); xp.More(); xp.Next())
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{
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const TopoDS_Shell &shell = TopoDS::Shell(xp.Current());
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ModelRefine::FaceUniter uniter(shell);
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if (uniter.process())
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{
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builder.Add(comp, uniter.getShell());
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}
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}
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// the rest
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for (xp.Init(shape, TopAbs_FACE, TopAbs_SHELL); xp.More(); xp.Next())
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{
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if (!xp.Current().IsNull())
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builder.Add(comp, xp.Current());
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}
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for (xp.Init(shape, TopAbs_WIRE, TopAbs_FACE); xp.More(); xp.Next())
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{
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if (!xp.Current().IsNull())
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builder.Add(comp, xp.Current());
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}
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for (xp.Init(shape, TopAbs_EDGE, TopAbs_WIRE); xp.More(); xp.Next())
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{
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if (!xp.Current().IsNull())
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builder.Add(comp, xp.Current());
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}
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for (xp.Init(shape, TopAbs_VERTEX, TopAbs_EDGE); xp.More(); xp.Next())
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{
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if (!xp.Current().IsNull())
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builder.Add(comp, xp.Current());
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}
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return comp;
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}
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return shape;
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}
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bool GeoCommandCommon::isEmpty(const TopoDS_Shape &shape)
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{
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TopExp_Explorer ptExp(shape, TopAbs_VERTEX);
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for (; ptExp.More(); ptExp.Next())
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return false;
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TopExp_Explorer edgeExp(shape, TopAbs_EDGE);
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for (; edgeExp.More(); edgeExp.Next())
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return false;
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TopExp_Explorer faceExp(shape, TopAbs_FACE);
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for (; faceExp.More(); faceExp.Next())
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return false;
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return true;
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}
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TopoDS_Shape GeoCommandCommon::removeShape(TopoDS_Shape *inputShape, TopoDS_Shape *component)
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{
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TopoDS_Shape copyshape = BRepBuilderAPI_Copy(*inputShape);
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Handle(TopoDS_TShape) hand1 = inputShape->TShape();
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Handle(TopoDS_TShape) hand2 = component->TShape();
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if (hand1 == hand2)
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{
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*inputShape = TopoDS_Shape();
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return copyshape;
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}
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const TopoDS_Shape &aCuttedShape = BRepAlgoAPI_Cut(*inputShape, *component);
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*inputShape = aCuttedShape;
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// BRep_Builder builder;
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// builder.Remove(*inputShape, *component);
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return copyshape;
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}
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/*
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gp_Ax2 GeoCommandCommon::getEdgeAxis(Geometry::GeometrySet* set, int edgeindex)
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{
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TopoDS_Shape* shape = set->getShape();
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TopExp_Explorer edgeExp(*shape, TopAbs_EDGE);
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for (int index = 0; index < edgeindex && edgeExp.More(); edgeExp.Next(), ++index);
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const TopoDS_Shape& edgeShape = edgeExp.Current();
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if (edgeShape.IsNull()) return;
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const TopoDS_Edge &edgeone = TopoDS::Edge(edgeShape);
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if (edgeone.IsNull()) return;
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Standard_Real first, last;
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Handle(Geom_Curve) &curve = BRep_Tool::Curve(edgeone, first, last);
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Handle(Geom_TrimmedCurve) myTrimmed = new Geom_TrimmedCurve(curve, first, last);
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Handle(Geom_BSplineCurve) NurbsCurve = GeomConvert::CurveToBSplineCurve(myTrimmed);
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GeomAdaptor_Curve GAC(NurbsCurve);
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GCPnts_UniformAbscissa UA(GAC, 200);
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if (!UA.IsDone()) return;
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Standard_Real n = UA.NbPoints();
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for (int i = 0; i < n; ++i)
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{
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Standard_Real parami = UA.Parameter(i + 1);
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gp_Pnt tpnt;
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gp_Vec vpnt;
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curve->D1(parami, tpnt, vpnt);
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}
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}*/
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/*
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gp_Ax2 GeoCommandCommon::getFaceAxis(Geometry::GeometrySet* set, int index)
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{
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return gp_Ax2;
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}*/
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} |