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42cf5bc1ca
Automatic upgrade of OCCT code by command "occt_upgrade . -nocdl": - WOK-generated header files from inc and sources from drv are moved to src - CDL files removed - All packages are converted to nocdlpack
155 lines
5.1 KiB
C++
155 lines
5.1 KiB
C++
// Copyright (c) 1999-2014 OPEN CASCADE SAS
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//
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// This file is part of Open CASCADE Technology software library.
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//
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// This library is free software; you can redistribute it and/or modify it under
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// the terms of the GNU Lesser General Public License version 2.1 as published
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// by the Free Software Foundation, with special exception defined in the file
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// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
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// distribution for complete text of the license and disclaimer of any warranty.
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//
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// Alternatively, this file may be used under the terms of Open CASCADE
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// commercial license or contractual agreement.
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#include <BRep_Builder.hxx>
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#include <BRep_Tool.hxx>
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#include <gp_Pnt.hxx>
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#include <Message_Msg.hxx>
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#include <ShapeAnalysis_Edge.hxx>
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#include <ShapeBuild_Edge.hxx>
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#include <ShapeBuild_ReShape.hxx>
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#include <ShapeExtend.hxx>
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#include <ShapeExtend_WireData.hxx>
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#include <ShapeFix_SplitCommonVertex.hxx>
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#include <Standard_Type.hxx>
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#include <TopExp_Explorer.hxx>
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#include <TopoDS.hxx>
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#include <TopoDS_Edge.hxx>
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#include <TopoDS_Face.hxx>
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#include <TopoDS_Iterator.hxx>
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#include <TopoDS_Shape.hxx>
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#include <TopoDS_Vertex.hxx>
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#include <TopoDS_Wire.hxx>
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#include <TopTools_DataMapOfShapeShape.hxx>
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#include <TopTools_SequenceOfShape.hxx>
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//=======================================================================
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//function : ShapeFix_SplitCommonVertex
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//purpose :
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//=======================================================================
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ShapeFix_SplitCommonVertex::ShapeFix_SplitCommonVertex()
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{
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myStatus = ShapeExtend::EncodeStatus ( ShapeExtend_OK );
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SetPrecision(Precision::Confusion());
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}
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//=======================================================================
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//function : Init
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//purpose :
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//=======================================================================
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void ShapeFix_SplitCommonVertex::Init(const TopoDS_Shape& S)
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{
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myShape = S;
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if ( Context().IsNull() )
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SetContext ( new ShapeBuild_ReShape );
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myResult = myShape;
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Context()->Apply(myShape);
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}
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//=======================================================================
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//function : Perform
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//purpose :
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//=======================================================================
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void ShapeFix_SplitCommonVertex::Perform()
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{
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TopAbs_ShapeEnum st = myShape.ShapeType();
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if(st>TopAbs_FACE) return;
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for(TopExp_Explorer itf(myShape,TopAbs_FACE); itf.More(); itf.Next()) {
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TopoDS_Shape tmpFace = Context()->Apply(itf.Current());
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TopoDS_Face F = TopoDS::Face(tmpFace);
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if(F.IsNull()) continue;
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// analys face and split if necessary
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TopTools_SequenceOfShape wires;
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for(TopoDS_Iterator itw(F,Standard_False); itw.More(); itw.Next()) {
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if(itw.Value().ShapeType() != TopAbs_WIRE)
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continue;
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wires.Append(itw.Value());
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}
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if(wires.Length()<2) continue;
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TopTools_DataMapOfShapeShape MapVV;
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MapVV.Clear();
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for(Standard_Integer nw1=1; nw1<wires.Length(); nw1++) {
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TopoDS_Wire w1 = TopoDS::Wire(wires.Value(nw1));
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Handle(ShapeExtend_WireData) sewd1 = new ShapeExtend_WireData(w1);
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for(Standard_Integer nw2=nw1+1; nw2<=wires.Length(); nw2++) {
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TopoDS_Wire w2 = TopoDS::Wire(wires.Value(nw2));
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Handle(ShapeExtend_WireData) sewd2 = new ShapeExtend_WireData(w2);
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for(TopExp_Explorer expv1(w1,TopAbs_VERTEX); expv1.More(); expv1.Next()) {
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TopoDS_Vertex V1 = TopoDS::Vertex(expv1.Current());
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for(TopExp_Explorer expv2(w2,TopAbs_VERTEX); expv2.More(); expv2.Next()) {
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TopoDS_Vertex V2 = TopoDS::Vertex(expv2.Current());
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if(V1==V2) {
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// common vertex exists
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TopoDS_Vertex Vnew;
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if(MapVV.IsBound(V2)) {
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Vnew = TopoDS::Vertex(MapVV.Find(V2));
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}
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else {
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gp_Pnt P = BRep_Tool::Pnt(V2);
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Standard_Real tol = BRep_Tool::Tolerance(V2);
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BRep_Builder B;
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B.MakeVertex(Vnew,P,tol);
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MapVV.Bind(V2,Vnew);
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}
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ShapeBuild_Edge sbe;
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ShapeAnalysis_Edge sae;
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for(Standard_Integer ne2=1; ne2<=sewd2->NbEdges(); ne2++) {
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TopoDS_Edge E = sewd2->Edge(ne2);
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TopoDS_Vertex FV = sae.FirstVertex(E);
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TopoDS_Vertex LV = sae.LastVertex(E);
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Standard_Boolean IsCoinc = Standard_False;
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if(FV==V2) {
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FV=Vnew;
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IsCoinc = Standard_True;
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}
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if(LV==V2) {
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LV=Vnew;
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IsCoinc = Standard_True;
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}
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if(IsCoinc) {
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TopoDS_Edge NewE = sbe.CopyReplaceVertices(E,FV,LV);
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Context()->Replace(E,NewE);
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}
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}
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}
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}
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}
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}
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}
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if ( !MapVV.IsEmpty() )
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SendWarning( Message_Msg( "Fix.SplitCommonVertex.MSG0" ));
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}
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myShape = Context()->Apply(myShape);
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}
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//=======================================================================
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//function : Shape
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//purpose :
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//=======================================================================
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TopoDS_Shape ShapeFix_SplitCommonVertex::Shape()
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{
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return myShape;
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}
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