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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.
368 lines
12 KiB
C++
368 lines
12 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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//szv#4 S4163
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#include <ShapeAnalysis_WireVertex.ixx>
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#include <BRep_Tool.hxx>
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#include <Geom_Curve.hxx>
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#include <Precision.hxx>
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#include <TopoDS_Edge.hxx>
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#include <TopoDS_Vertex.hxx>
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#include <ShapeAnalysis_Curve.hxx>
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#include <ShapeAnalysis_Edge.hxx>
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#include <gp_Pnt.hxx> //ied_modif_for_compil_Nov-19-1998
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//=======================================================================
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//function : ShapeAnalysis_WireVertex
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//purpose :
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//=======================================================================
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ShapeAnalysis_WireVertex::ShapeAnalysis_WireVertex()
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{
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myDone = Standard_False;
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myPreci = 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 ShapeAnalysis_WireVertex::Init(const TopoDS_Wire& wire, const Standard_Real preci)
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{
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Init (new ShapeExtend_WireData (wire), preci);
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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 ShapeAnalysis_WireVertex::Init(const Handle(ShapeExtend_WireData)& sbwd, const Standard_Real /*preci*/)
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{
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Standard_Integer nb = sbwd->NbEdges();
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if (nb == 0) return;
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myDone = Standard_False;
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myWire = sbwd;
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myStat = new TColStd_HArray1OfInteger (1,nb); myStat->Init(0);
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myPos = new TColgp_HArray1OfXYZ (1,nb);
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myUPre = new TColStd_HArray1OfReal (1,nb); myUPre->Init(0.0);
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myUFol = new TColStd_HArray1OfReal (1,nb); myUFol->Init(0.0);
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}
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//=======================================================================
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//function : Load
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//purpose :
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//=======================================================================
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void ShapeAnalysis_WireVertex::Load(const TopoDS_Wire& wire)
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{
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Init (wire, myPreci);
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}
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//=======================================================================
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//function : Load
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//purpose :
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//=======================================================================
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void ShapeAnalysis_WireVertex::Load(const Handle(ShapeExtend_WireData)& sbwd)
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{
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Init (sbwd, myPreci);
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}
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//=======================================================================
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//function : SetPrecision
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//purpose :
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//=======================================================================
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void ShapeAnalysis_WireVertex::SetPrecision(const Standard_Real preci)
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{
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myPreci = preci;
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myDone = Standard_False;
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}
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//=======================================================================
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//function : Analyze
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//purpose :
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//=======================================================================
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void ShapeAnalysis_WireVertex::Analyze()
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{
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if (myStat.IsNull()) return;
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myDone = Standard_True;
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// Analyse des vertex qui se suivent
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Handle(Geom_Curve) c1, c2;
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Standard_Real cf, cl, upre, ufol;
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Standard_Integer i, j, nb = myStat->Length(), stat;
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ShapeAnalysis_Edge EA;
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for (i = 1; i <= nb; i ++) {
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stat = -1; // au depart
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j = (i == nb ? 1 : i+1);
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TopoDS_Edge E1 = myWire->Edge (i);
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TopoDS_Edge E2 = myWire->Edge (j);
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TopoDS_Vertex V1 = EA.LastVertex (myWire->Edge (i));
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TopoDS_Vertex V2 = EA.FirstVertex (myWire->Edge (j));
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gp_Pnt PV1 = BRep_Tool::Pnt (V1);
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gp_Pnt PV2 = BRep_Tool::Pnt (V2);
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Standard_Real tol1 = BRep_Tool::Tolerance (V1);
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Standard_Real tol2 = BRep_Tool::Tolerance (V2);
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EA.Curve3d (myWire->Edge (i),c1,cf,upre);
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EA.Curve3d (myWire->Edge (j),c2,ufol,cl);
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if (c1.IsNull() || c2.IsNull()) continue; // on ne peut rien faire ...
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gp_Pnt P1 = c1->Value (upre);
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gp_Pnt P2 = c2->Value (ufol);
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// Est-ce que le jeu de vertex convient ? (meme si V1 == V2, on verifie)
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Standard_Real d1 = PV1.Distance (P1);
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Standard_Real d2 = PV2.Distance (P2);
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Standard_Real dd = PV1.Distance (PV2);
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if (d1 <= tol1 && d2 <= tol2 && dd <= (tol1+tol2)) stat = 1;
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else if (d1 <= myPreci && d2 <= myPreci && dd <= myPreci) stat = 2;
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myStat->SetValue (i,-1); // par defaut
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if (stat > 0) { if (V1 == V2) stat = 0; }
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if (stat >= 0) { myStat->SetValue (i,stat); continue; }
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// Restent les autres cas !
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// Une edge se termine sur l autre : il faudra simplement relimiter
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// Projection calculee sur une demi-edge (pour eviter les pbs de couture)
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gp_Pnt PJ1,PJ2;
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Standard_Real U1,U2;
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Standard_Real dj1 = ShapeAnalysis_Curve().Project (c1,P2,myPreci,PJ1,U1,(cf+upre)/2,upre);
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Standard_Real dj2 = ShapeAnalysis_Curve().Project (c2,P1,myPreci,PJ2,U2,ufol,(ufol+cl)/2);
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if (dj1 <= myPreci) { SetStart (i,PJ1.XYZ(),U1); continue; }
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else if (dj2 <= myPreci) { SetEnd (i,PJ2.XYZ(),U2); continue; }
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// Restent a verifier les intersections et prolongations !
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}
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}
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//=======================================================================
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//function : SetSameVertex
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//purpose :
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//=======================================================================
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void ShapeAnalysis_WireVertex::SetSameVertex(const Standard_Integer num)
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{
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myStat->SetValue (num,0);
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}
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//=======================================================================
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//function : SetSameCoords
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//purpose :
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//=======================================================================
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void ShapeAnalysis_WireVertex::SetSameCoords(const Standard_Integer num)
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{
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myStat->SetValue (num,1);
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}
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//=======================================================================
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//function : SetClose
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//purpose :
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//=======================================================================
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void ShapeAnalysis_WireVertex::SetClose(const Standard_Integer num)
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{
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myStat->SetValue (num,2);
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}
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//=======================================================================
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//function : SetEnd
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//purpose :
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//=======================================================================
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void ShapeAnalysis_WireVertex::SetEnd(const Standard_Integer num,const gp_XYZ& pos,const Standard_Real ufol)
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{
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myStat->SetValue (num,3);
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myPos->SetValue (num,pos);
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myUFol->SetValue (num,ufol);
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}
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//=======================================================================
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//function : SetStart
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//purpose :
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//=======================================================================
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void ShapeAnalysis_WireVertex::SetStart(const Standard_Integer num,const gp_XYZ& pos,const Standard_Real upre)
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{
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myStat->SetValue (num,4);
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myPos->SetValue (num,pos);
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myUFol->SetValue (num,upre);
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}
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//=======================================================================
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//function : SetInters
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//purpose :
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//=======================================================================
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void ShapeAnalysis_WireVertex::SetInters(const Standard_Integer num, const gp_XYZ& pos,
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const Standard_Real upre, const Standard_Real ufol)
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{
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myStat->SetValue (num,5);
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myPos->SetValue (num,pos);
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myUPre->SetValue (num,upre);
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myUFol->SetValue (num,ufol);
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}
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//=======================================================================
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//function : SetDisjoined
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//purpose :
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//=======================================================================
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void ShapeAnalysis_WireVertex::SetDisjoined(const Standard_Integer num)
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{
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myStat->SetValue (num,-1);
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}
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//=======================================================================
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//function : IsDone
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//purpose :
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//=======================================================================
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Standard_Boolean ShapeAnalysis_WireVertex::IsDone() const
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{
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return myDone;
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}
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//=======================================================================
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//function : Precision
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//purpose :
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//=======================================================================
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Standard_Real ShapeAnalysis_WireVertex::Precision() const
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{
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return myPreci;
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}
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//=======================================================================
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//function : NbEdges
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//purpose :
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//=======================================================================
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Standard_Integer ShapeAnalysis_WireVertex::NbEdges() const
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{
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return myWire->NbEdges();
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}
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//=======================================================================
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//function : WireData
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//purpose :
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//=======================================================================
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const Handle(ShapeExtend_WireData)& ShapeAnalysis_WireVertex::WireData() const
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{
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return myWire;
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}
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//=======================================================================
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//function : Status
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//purpose :
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//=======================================================================
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Standard_Integer ShapeAnalysis_WireVertex::Status(const Standard_Integer num) const
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{
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return myStat->Value(num);
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}
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//=======================================================================
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//function : Position
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//purpose :
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//=======================================================================
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gp_XYZ ShapeAnalysis_WireVertex::Position(const Standard_Integer num) const
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{
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return myPos->Value(num);
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}
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//=======================================================================
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//function : UPrevious
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//purpose :
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//=======================================================================
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//szv#4:S4163:12Mar99 was bug: returned Integer
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Standard_Real ShapeAnalysis_WireVertex::UPrevious(const Standard_Integer num) const
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{
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return myUPre->Value(num);
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}
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//=======================================================================
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//function : UFollowing
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//purpose :
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//=======================================================================
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//szv#4:S4163:12Mar99 was bug: returned Integer
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Standard_Real ShapeAnalysis_WireVertex::UFollowing(const Standard_Integer num) const
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{
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return myUFol->Value(num);
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}
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//=======================================================================
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//function : Data
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//purpose :
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//=======================================================================
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Standard_Integer ShapeAnalysis_WireVertex::Data(const Standard_Integer num, gp_XYZ& pos,
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Standard_Real& upre, Standard_Real& ufol) const
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{
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pos = myPos->Value(num);
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upre = myUPre->Value(num);
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ufol = myUFol->Value(num);
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return myStat->Value(num);
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}
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//=======================================================================
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//function : NextStatus
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//purpose :
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//=======================================================================
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Standard_Integer ShapeAnalysis_WireVertex::NextStatus(const Standard_Integer stat,
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const Standard_Integer num) const
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{
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//szv#4:S4163:12Mar99 optimized
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if (!myStat.IsNull()) {
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Standard_Integer i,nb = myStat->Length();
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for (i = num+1; i <= nb; i ++) if (myStat->Value(i) == stat) return i;
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}
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return 0;
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}
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//=======================================================================
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//function : NextCriter
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//purpose :
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//=======================================================================
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Standard_Integer ShapeAnalysis_WireVertex::NextCriter(const Standard_Integer crit,
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const Standard_Integer num) const
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{
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//szv#4:S4163:12Mar99 optimized
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if (!myStat.IsNull()) {
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Standard_Integer i,nb = myStat->Length();
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for (i = num+1; i <= nb; i ++) {
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Standard_Integer stat = myStat->Value(i);
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if ((crit == -1 && stat < 0) ||
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(crit == 0 && stat == 0) ||
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(crit == 1 && stat > 0) ||
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(crit == 2 && (stat >= 0 && stat <= 2)) ||
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(crit == 3 && (stat == 1 || stat == 2)) ||
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(crit == 4 && stat > 2)) return i;
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}
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}
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return 0;
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}
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