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d5f74e42d6
License statement text corrected; compiler warnings caused by Bison 2.41 disabled for MSVC; a few other compiler warnings on 54-bit Windows eliminated by appropriate type cast Wrong license statements corrected in several files. Copyright and license statements added in XSD and GLSL files. Copyright year updated in some files. Obsolete documentation files removed from DrawResources.
607 lines
16 KiB
C++
607 lines
16 KiB
C++
// Created on: 2000-11-16
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// Created by: Peter KURNEV
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// Copyright (c) 2000-2014 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 <IntTools_Tools.ixx>
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#include <Precision.hxx>
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#include <TopExp_Explorer.hxx>
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#include <TopTools_IndexedDataMapOfShapeShape.hxx>
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#include <TopoDS.hxx>
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#include <TopoDS_Shape.hxx>
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#include <TopoDS_Vertex.hxx>
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#include <TopoDS_Edge.hxx>
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#include <TopoDS_Face.hxx>
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#include <TopoDS_Wire.hxx>
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#include <TopLoc_Location.hxx>
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#include <BRep_Builder.hxx>
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#include <BRep_Tool.hxx>
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#include <BRepAdaptor_Surface.hxx>
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#include <BRepAdaptor_Curve.hxx>
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#include <BRepAdaptor_Surface.hxx>
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#include <gp_Pnt.hxx>
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#include <gp_Pnt2d.hxx>
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#include <gp.hxx>
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#include <gp_Lin.hxx>
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#include <gp_Dir.hxx>
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#include <gp_Ax1.hxx>
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#include <Geom_Curve.hxx>
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#include <GeomAdaptor_Surface.hxx>
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#include <Geom_Surface.hxx>
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#include <GeomAPI_ProjectPointOnSurf.hxx>
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#include <GeomAPI_ProjectPointOnCurve.hxx>
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#include <GeomAdaptor_Curve.hxx>
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#include <GeomAbs_CurveType.hxx>
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#include <Geom_Line.hxx>
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#include <Geom2d_Curve.hxx>
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#include <Geom_BoundedCurve.hxx>
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#include <Geom_Geometry.hxx>
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#include <Geom_TrimmedCurve.hxx>
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#include <Geom2d_TrimmedCurve.hxx>
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#include <IntTools_FClass2d.hxx>
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#include <IntTools_Curve.hxx>
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#include <IntTools_SequenceOfCurves.hxx>
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static
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void ParabolaTolerance(const Handle(Geom_Curve)& ,
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const Standard_Real ,
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const Standard_Real ,
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const Standard_Real ,
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Standard_Real& ,
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Standard_Real& );
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//=======================================================================
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//function : HasInternalEdge
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//purpose :
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//=======================================================================
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Standard_Boolean IntTools_Tools::HasInternalEdge(const TopoDS_Wire& aW)
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{
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Standard_Boolean bFlag=Standard_True;
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TopExp_Explorer anExp(aW, TopAbs_EDGE);
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for (; anExp.More(); anExp.Next()) {
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const TopoDS_Edge& aE=TopoDS::Edge(anExp.Current());
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TopAbs_Orientation anOr=aE.Orientation();
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if (anOr==TopAbs_INTERNAL) {
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return bFlag;
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}
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}
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return !bFlag;
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}
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//=======================================================================
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//function : IsClosed
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//purpose :
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//=======================================================================
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Standard_Boolean IntTools_Tools::IsClosed (const Handle(Geom_Curve)& aC3D)
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{
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Standard_Boolean bRet;
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Standard_Real aF, aL, aDist, aPC;
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gp_Pnt aP1, aP2;
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Handle (Geom_BoundedCurve) aGBC=
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Handle (Geom_BoundedCurve)::DownCast(aC3D);
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if (aGBC.IsNull()) {
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return Standard_False;
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}
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aF=aC3D->FirstParameter();
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aL=aC3D-> LastParameter();
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aC3D->D0(aF, aP1);
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aC3D->D0(aL, aP2);
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//
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//modified by NIZNHY-PKV Mon Jul 04 11:58:23 2011f
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aPC=Precision::Confusion();
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aPC=aPC*aPC;
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aDist=aP1.SquareDistance(aP2);
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bRet=aDist<aPC;
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return bRet;
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//
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//aDist=aP1.Distance(aP2);
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//return (aDist < Precision::Confusion());
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//modified by NIZNHY-PKV Mon Jul 04 11:59:50 2011t
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}
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//=======================================================================
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//function : RejectLines
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//purpose :
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//=======================================================================
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void IntTools_Tools::RejectLines(const IntTools_SequenceOfCurves& aSIn,
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IntTools_SequenceOfCurves& aSOut)
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{
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Standard_Integer i, j, aNb;
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Standard_Boolean bFlag;
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Handle (Geom_Curve) aC3D;
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gp_Dir aD1, aD2;
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aSOut.Clear();
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aNb=aSIn.Length();
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for (i=1; i<=aNb; i++) {
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const IntTools_Curve& IC=aSIn(i);
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aC3D=IC.Curve();
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//
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Handle (Geom_TrimmedCurve) aGTC=
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Handle (Geom_TrimmedCurve)::DownCast(aC3D);
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if (!aGTC.IsNull()) {
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aC3D=aGTC->BasisCurve();
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IntTools_Curve* pIC=(IntTools_Curve*) &IC;
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pIC->SetCurve(aC3D);
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}
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//
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Handle (Geom_Line) aGLine=
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Handle (Geom_Line)::DownCast(aC3D);
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if (aGLine.IsNull()) {
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aSOut.Clear();
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for (j=1; j<=aNb; j++) {
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aSOut.Append(aSIn(j));
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}
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return;
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}
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//
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gp_Lin aLin=aGLine->Lin();
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aD2=aLin.Direction();
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if (i==1) {
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aSOut.Append(IC);
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aD1=aD2;
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continue;
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}
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bFlag=IntTools_Tools::IsDirsCoinside(aD1, aD2);
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if (!bFlag) {
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aSOut.Append(IC);
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return;
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}
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}
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}
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//=======================================================================
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//function : IsDirsCoinside
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//purpose :
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//=======================================================================
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Standard_Boolean IntTools_Tools::IsDirsCoinside (const gp_Dir& D1, const gp_Dir& D2)
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{
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Standard_Boolean bFlag;
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gp_Pnt P1(D1.X(), D1.Y(), D1.Z());
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gp_Pnt P2(D2.X(), D2.Y(), D2.Z());
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Standard_Real dLim=0.0002, d;
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d=P1.Distance (P2);
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bFlag= (d<dLim || fabs (2.-d)<dLim);
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return bFlag;
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}
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//=======================================================================
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//function : IsDirsCoinside
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//purpose :
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//=======================================================================
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Standard_Boolean IntTools_Tools::IsDirsCoinside (const gp_Dir& D1,
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const gp_Dir& D2,
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const Standard_Real dLim)
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{
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Standard_Boolean bFlag;
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Standard_Real d;
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//
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gp_Pnt P1(D1.X(), D1.Y(), D1.Z());
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gp_Pnt P2(D2.X(), D2.Y(), D2.Z());
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d=P1.Distance (P2);
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bFlag= (d<dLim || fabs (2.-d)<dLim);
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return bFlag;
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}
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//=======================================================================
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//function : SplitCurve
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//purpose :
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//=======================================================================
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Standard_Integer IntTools_Tools::SplitCurve(const IntTools_Curve& IC,
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IntTools_SequenceOfCurves& aCvs)
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{
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Handle (Geom_Curve) aC3D =IC.Curve();
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if(aC3D.IsNull())
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return 0;
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//
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Handle (Geom2d_Curve) aC2D1=IC.FirstCurve2d();
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Handle (Geom2d_Curve) aC2D2=IC.SecondCurve2d();
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Standard_Boolean bIsClosed;
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bIsClosed=IntTools_Tools::IsClosed(aC3D);
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if (!bIsClosed) {
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return 0;
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}
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Standard_Real aF, aL, aMid;
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//
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aF=aC3D->FirstParameter();
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aL=aC3D->LastParameter();
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aMid=0.5*(aF+aL);
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GeomAdaptor_Curve aGAC(aC3D);
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GeomAbs_CurveType aCT=aGAC.GetType();
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if (aCT==GeomAbs_BSplineCurve ||
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aCT==GeomAbs_BezierCurve) {
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//aMid=0.5*aMid;
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aMid=IntTools_Tools::IntermediatePoint(aF, aL);
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}
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//
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Handle(Geom_Curve) aC3DNewF, aC3DNewL;
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aC3DNewF =new Geom_TrimmedCurve (aC3D, aF, aMid);
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aC3DNewL =new Geom_TrimmedCurve (aC3D, aMid, aL);
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//
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Handle (Geom2d_Curve) aC2D1F, aC2D1L, aC2D2F, aC2D2L;
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//
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if(!aC2D1.IsNull()) {
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aC2D1F=new Geom2d_TrimmedCurve (aC2D1, aF, aMid);
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aC2D1L=new Geom2d_TrimmedCurve (aC2D1, aMid, aL);
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}
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if(!aC2D2.IsNull()) {
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aC2D2F=new Geom2d_TrimmedCurve (aC2D2, aF, aMid);
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aC2D2L=new Geom2d_TrimmedCurve (aC2D2, aMid, aL);
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}
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//
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IntTools_Curve aIC1(aC3DNewF, aC2D1F, aC2D2F);
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IntTools_Curve aIC2(aC3DNewL, aC2D1L, aC2D2L);
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//
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aCvs.Append(aIC1);
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//
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aCvs.Append(aIC2);
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//
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return 2;
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}
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//=======================================================================
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//function : IntermediatePoint
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//purpose :
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//=======================================================================
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Standard_Real IntTools_Tools::IntermediatePoint (const Standard_Real aFirst,
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const Standard_Real aLast)
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{
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//define parameter division number as 10*e^(-M_PI) = 0.43213918
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const Standard_Real PAR_T = 0.43213918;
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Standard_Real aParm;
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aParm=(1.-PAR_T)*aFirst + PAR_T*aLast;
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return aParm;
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}
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//=======================================================================
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//function : IsVertex
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//purpose :
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//=======================================================================
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Standard_Boolean IntTools_Tools::IsVertex (const gp_Pnt& aP,
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const Standard_Real aTolPV,
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const TopoDS_Vertex& aV)
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{
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Standard_Boolean bRet;
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Standard_Real aTolV, aD, dTol;
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gp_Pnt aPv;
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aTolV=BRep_Tool::Tolerance(aV);
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//
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dTol=Precision::Confusion();
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aTolV=aTolV+aTolPV+dTol;
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//
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aPv=BRep_Tool::Pnt(aV);
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//
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//modified by NIZNHY-PKV Mon Jul 04 12:00:37 2011f
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aD=aPv.SquareDistance(aP);
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aTolV=aTolV*aTolV;
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bRet=(aD<=aTolV);
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return bRet;
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//
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//aD=aPv.Distance(aP);
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//return (aD<=aTolV);
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//modified by NIZNHY-PKV Mon Jul 04 12:00:40 2011t
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}
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//=======================================================================
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//function : IsVertex
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//purpose :
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//=======================================================================
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Standard_Boolean IntTools_Tools::IsVertex (const IntTools_CommonPrt& aCmnPrt)
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{
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Standard_Boolean anIsVertex;
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Standard_Real aParam;
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const TopoDS_Edge& aE1=aCmnPrt.Edge1();
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const IntTools_Range& aR1=aCmnPrt.Range1();
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aParam=0.5*(aR1.First()+aR1.Last());
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anIsVertex=IntTools_Tools::IsVertex (aE1, aParam);
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if (anIsVertex) {
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return Standard_True;
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}
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const TopoDS_Edge& aE2=aCmnPrt.Edge2();
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const IntTools_SequenceOfRanges& aRs2=aCmnPrt.Ranges2();
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const IntTools_Range& aR2=aRs2(1);
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aParam=0.5*(aR2.First()+aR2.Last());
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anIsVertex=IntTools_Tools::IsVertex (aE2, aParam);
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if (anIsVertex) {
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return Standard_True;
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}
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return Standard_False;
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}
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//=======================================================================
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//function : IsVertex
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//purpose :
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//=======================================================================
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Standard_Boolean IntTools_Tools::IsVertex (const TopoDS_Edge& aE,
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const TopoDS_Vertex& aV,
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const Standard_Real t)
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{
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Standard_Real aTolV, aTolV2, d2;
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gp_Pnt aPv, aPt;
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BRepAdaptor_Curve aBAC(aE);
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aBAC.D0(t, aPt);
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aTolV=BRep_Tool::Tolerance(aV);
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aTolV2=aTolV*aTolV;
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aPv=BRep_Tool::Pnt(aV);
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d2=aPv.SquareDistance (aPt);
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if (d2 < aTolV2) {
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return Standard_True;
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}
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return Standard_False;
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}
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//=======================================================================
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//function : IsVertex
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//purpose :
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//=======================================================================
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Standard_Boolean IntTools_Tools::IsVertex (const TopoDS_Edge& aE,
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const Standard_Real t)
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{
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Standard_Real aTolV, aTolV2, d2;
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TopoDS_Vertex aV;
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gp_Pnt aPv, aPt;
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BRepAdaptor_Curve aBAC(aE);
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aBAC.D0(t, aPt);
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TopExp_Explorer anExp(aE, TopAbs_VERTEX);
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for (; anExp.More(); anExp.Next()) {
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aV=TopoDS::Vertex (anExp.Current());
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aTolV=BRep_Tool::Tolerance(aV);
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aTolV2=aTolV*aTolV;
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aTolV2=1.e-12;
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aPv=BRep_Tool::Pnt(aV);
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d2=aPv.SquareDistance (aPt);
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if (d2 < aTolV2) {
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return Standard_True;
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}
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}
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return Standard_False;
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}
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//=======================================================================
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//function : ComputeVV
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//purpose :
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//=======================================================================
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Standard_Integer IntTools_Tools::ComputeVV(const TopoDS_Vertex& aV1,
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const TopoDS_Vertex& aV2)
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{
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Standard_Real aTolV1, aTolV2, aTolSum, d;
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gp_Pnt aP1, aP2;
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aTolV1=BRep_Tool::Tolerance(aV1);
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aTolV2=BRep_Tool::Tolerance(aV2);
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aTolSum=aTolV1+aTolV2;
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aP1=BRep_Tool::Pnt(aV1);
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aP2=BRep_Tool::Pnt(aV2);
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//modified by NIZNHY-PKV Mon Jul 04 11:55:52 2011f
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aTolSum=aTolSum*aTolSum;
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d=aP1.SquareDistance(aP2);
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//d=aP1.Distance(aP2);
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//modified by NIZNHY-PKV Mon Jul 04 11:55:53 2011t
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if (d<aTolSum) {
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return 0;
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}
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return -1;
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}
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//=======================================================================
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//function : MakeFaceFromWireAndFace
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//purpose :
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//=======================================================================
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void IntTools_Tools::MakeFaceFromWireAndFace(const TopoDS_Wire& aW,
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const TopoDS_Face& aF,
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TopoDS_Face& aFNew)
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{
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TopoDS_Face aFF;
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aFF=aF;
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aFF.Orientation(TopAbs_FORWARD);
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aFNew=TopoDS::Face (aFF.EmptyCopied());
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BRep_Builder BB;
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BB.Add(aFNew, aW);
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}
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//=======================================================================
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//function : ClassifyPointByFace
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//purpose :
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//=======================================================================
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TopAbs_State IntTools_Tools::ClassifyPointByFace(const TopoDS_Face& aF,
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const gp_Pnt2d& aP2d)
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{
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Standard_Real aFaceTolerance;
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TopAbs_State aState;
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aFaceTolerance=BRep_Tool::Tolerance(aF);
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IntTools_FClass2d aClass2d(aF, aFaceTolerance);
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aState=aClass2d.Perform(aP2d);
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return aState;
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}
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//=======================================================================
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//function : IsMiddlePointsEqual
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//purpose :
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//=======================================================================
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Standard_Boolean IntTools_Tools::IsMiddlePointsEqual(const TopoDS_Edge& aE1,
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const TopoDS_Edge& aE2)
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{
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Standard_Boolean bRet;
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Standard_Real f1, l1, m1, f2, l2, m2, aTol1, aTol2, aSumTol, aD2;
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gp_Pnt aP1, aP2;
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aTol1=BRep_Tool::Tolerance(aE1);
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Handle(Geom_Curve) C1=BRep_Tool::Curve(aE1, f1, l1);
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m1=0.5*(f1+l1);
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C1->D0(m1, aP1);
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aTol2=BRep_Tool::Tolerance(aE2);
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Handle(Geom_Curve) C2=BRep_Tool::Curve(aE2, f2, l2);
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m2=0.5*(f2+l2);
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C2->D0(m2, aP2);
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aSumTol=aTol1+aTol2;
|
|
//modified by NIZNHY-PKV Mon Jul 04 12:02:20 2011f
|
|
aSumTol=aSumTol*aSumTol;
|
|
aD2=aP1.SquareDistance(aP2);
|
|
bRet=aD2<aSumTol;
|
|
return bRet;
|
|
//
|
|
//if (aP1.Distance(aP2) < aSumTol) {
|
|
// return Standard_True;
|
|
//}
|
|
//return Standard_False;
|
|
//modified by NIZNHY-PKV Mon Jul 04 12:02:24 2011t
|
|
}
|
|
|
|
//=======================================================================
|
|
//function : CurveTolerance
|
|
//purpose :
|
|
//=======================================================================
|
|
Standard_Real IntTools_Tools::CurveTolerance(const Handle(Geom_Curve)& aC3D,
|
|
const Standard_Real aTolBase)
|
|
{
|
|
Standard_Real aTolReached, aTf, aTl, aTolMin, aTolMax;
|
|
|
|
aTolReached=aTolBase;
|
|
//
|
|
if (aC3D.IsNull()) {
|
|
return aTolReached;
|
|
}
|
|
//
|
|
Handle(Geom_TrimmedCurve) aCT3D=Handle(Geom_TrimmedCurve)::DownCast(aC3D);
|
|
if (aCT3D.IsNull()) {
|
|
return aTolReached;
|
|
}
|
|
//
|
|
aTolMin=aTolBase;
|
|
aTolMax=aTolBase;
|
|
//
|
|
aTf=aCT3D->FirstParameter();
|
|
aTl=aCT3D->LastParameter();
|
|
//
|
|
GeomAdaptor_Curve aGAC(aCT3D);
|
|
GeomAbs_CurveType aCType=aGAC.GetType();
|
|
//
|
|
if (aCType==GeomAbs_Parabola) {
|
|
Handle(Geom_Curve) aC3DBase=aCT3D->BasisCurve();
|
|
ParabolaTolerance(aC3DBase, aTf, aTl, aTolBase, aTolMin, aTolMax);
|
|
aTolReached=aTolMax;
|
|
}
|
|
//
|
|
return aTolReached;
|
|
}
|
|
|
|
#include <Geom_Parabola.hxx>
|
|
#include <gp_Parab.hxx>
|
|
//=======================================================================
|
|
//function : ParabolaTolerance
|
|
//purpose :
|
|
//=======================================================================
|
|
void ParabolaTolerance(const Handle(Geom_Curve)& aC3D,
|
|
const Standard_Real aTf,
|
|
const Standard_Real aTl,
|
|
const Standard_Real aTol,
|
|
Standard_Real& aTolMin,
|
|
Standard_Real& aTolMax)
|
|
{
|
|
|
|
aTolMin=aTol;
|
|
aTolMax=aTol;
|
|
|
|
Handle(Geom_Parabola) aGP=Handle(Geom_Parabola)::DownCast(aC3D);
|
|
if (aGP.IsNull()){
|
|
return;
|
|
}
|
|
|
|
Standard_Integer aNbPoints;
|
|
Standard_Real aFocal, aX1, aX2, aTol1, aTol2;
|
|
gp_Pnt aPf, aPl;
|
|
gp_Parab aParab=aGP->Parab();
|
|
gp_Ax1 aXAxis=aParab.XAxis();
|
|
Handle(Geom_Line) aGAxis=new Geom_Line(aXAxis);
|
|
|
|
aFocal=aGP->Focal();
|
|
if (aFocal==0.) {
|
|
return;
|
|
}
|
|
//
|
|
// aTol1
|
|
aTol1=aTol;
|
|
aX1=0.;
|
|
aGP->D0(aTf, aPf);
|
|
GeomAPI_ProjectPointOnCurve aProj1(aPf, aGAxis);
|
|
aNbPoints=aProj1.NbPoints();
|
|
if (aNbPoints) {
|
|
aX1=aProj1.LowerDistanceParameter();
|
|
}
|
|
if (aX1>=0.) {
|
|
aTol1=aTol*sqrt(0.5*aX1/aFocal);
|
|
}
|
|
if (aTol1==0.) {
|
|
aTol1=aTol;
|
|
}
|
|
//
|
|
// aTol2
|
|
aTol2=aTol;
|
|
aX2=0.;
|
|
aGP->D0(aTl, aPl);
|
|
GeomAPI_ProjectPointOnCurve aProj2(aPl, aGAxis);
|
|
aNbPoints=aProj2.NbPoints();
|
|
if (aNbPoints) {
|
|
aX2=aProj2.LowerDistanceParameter();
|
|
}
|
|
|
|
if (aX2>=0.) {
|
|
aTol2=aTol*sqrt(0.5*aX2/aFocal);
|
|
}
|
|
if (aTol2==0.) {
|
|
aTol2=aTol;
|
|
}
|
|
//
|
|
aTolMax=(aTol1>aTol2) ? aTol1 : aTol2;
|
|
aTolMin=(aTol1<aTol2) ? aTol1 : aTol2;
|
|
}
|
|
|