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occt/src/ShapeAnalysis/ShapeAnalysis_WireVertex.cxx
abv 42cf5bc1ca 0024002: Overall code and build procedure refactoring -- automatic
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
2015-07-12 07:42:38 +03:00

367 lines
12 KiB
C++

// Copyright (c) 1999-2014 OPEN CASCADE SAS
//
// This file is part of Open CASCADE Technology software library.
//
// This library is free software; you can redistribute it and/or modify it under
// the terms of the GNU Lesser General Public License version 2.1 as published
// by the Free Software Foundation, with special exception defined in the file
// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
// distribution for complete text of the license and disclaimer of any warranty.
//
// Alternatively, this file may be used under the terms of Open CASCADE
// commercial license or contractual agreement.
//szv#4 S4163
#include <BRep_Tool.hxx>
#include <Geom_Curve.hxx>
#include <gp_Pnt.hxx>
#include <gp_XYZ.hxx>
#include <Precision.hxx>
#include <ShapeAnalysis_Curve.hxx>
#include <ShapeAnalysis_Edge.hxx>
#include <ShapeAnalysis_WireVertex.hxx>
#include <ShapeExtend_WireData.hxx>
#include <TopoDS_Edge.hxx>
#include <TopoDS_Vertex.hxx>
#include <TopoDS_Wire.hxx>
//ied_modif_for_compil_Nov-19-1998
//=======================================================================
//function : ShapeAnalysis_WireVertex
//purpose :
//=======================================================================
ShapeAnalysis_WireVertex::ShapeAnalysis_WireVertex()
{
myDone = Standard_False;
myPreci = Precision::Confusion();
}
//=======================================================================
//function : Init
//purpose :
//=======================================================================
void ShapeAnalysis_WireVertex::Init(const TopoDS_Wire& wire, const Standard_Real preci)
{
Init (new ShapeExtend_WireData (wire), preci);
}
//=======================================================================
//function : Init
//purpose :
//=======================================================================
void ShapeAnalysis_WireVertex::Init(const Handle(ShapeExtend_WireData)& sbwd, const Standard_Real /*preci*/)
{
Standard_Integer nb = sbwd->NbEdges();
if (nb == 0) return;
myDone = Standard_False;
myWire = sbwd;
myStat = new TColStd_HArray1OfInteger (1,nb); myStat->Init(0);
myPos = new TColgp_HArray1OfXYZ (1,nb);
myUPre = new TColStd_HArray1OfReal (1,nb); myUPre->Init(0.0);
myUFol = new TColStd_HArray1OfReal (1,nb); myUFol->Init(0.0);
}
//=======================================================================
//function : Load
//purpose :
//=======================================================================
void ShapeAnalysis_WireVertex::Load(const TopoDS_Wire& wire)
{
Init (wire, myPreci);
}
//=======================================================================
//function : Load
//purpose :
//=======================================================================
void ShapeAnalysis_WireVertex::Load(const Handle(ShapeExtend_WireData)& sbwd)
{
Init (sbwd, myPreci);
}
//=======================================================================
//function : SetPrecision
//purpose :
//=======================================================================
void ShapeAnalysis_WireVertex::SetPrecision(const Standard_Real preci)
{
myPreci = preci;
myDone = Standard_False;
}
//=======================================================================
//function : Analyze
//purpose :
//=======================================================================
void ShapeAnalysis_WireVertex::Analyze()
{
if (myStat.IsNull()) return;
myDone = Standard_True;
// Analyse des vertex qui se suivent
Handle(Geom_Curve) c1, c2;
Standard_Real cf, cl, upre, ufol;
Standard_Integer i, j, nb = myStat->Length(), stat;
ShapeAnalysis_Edge EA;
for (i = 1; i <= nb; i ++) {
stat = -1; // au depart
j = (i == nb ? 1 : i+1);
TopoDS_Edge E1 = myWire->Edge (i);
TopoDS_Edge E2 = myWire->Edge (j);
TopoDS_Vertex V1 = EA.LastVertex (myWire->Edge (i));
TopoDS_Vertex V2 = EA.FirstVertex (myWire->Edge (j));
gp_Pnt PV1 = BRep_Tool::Pnt (V1);
gp_Pnt PV2 = BRep_Tool::Pnt (V2);
Standard_Real tol1 = BRep_Tool::Tolerance (V1);
Standard_Real tol2 = BRep_Tool::Tolerance (V2);
EA.Curve3d (myWire->Edge (i),c1,cf,upre);
EA.Curve3d (myWire->Edge (j),c2,ufol,cl);
if (c1.IsNull() || c2.IsNull()) continue; // on ne peut rien faire ...
gp_Pnt P1 = c1->Value (upre);
gp_Pnt P2 = c2->Value (ufol);
// Est-ce que le jeu de vertex convient ? (meme si V1 == V2, on verifie)
Standard_Real d1 = PV1.Distance (P1);
Standard_Real d2 = PV2.Distance (P2);
Standard_Real dd = PV1.Distance (PV2);
if (d1 <= tol1 && d2 <= tol2 && dd <= (tol1+tol2)) stat = 1;
else if (d1 <= myPreci && d2 <= myPreci && dd <= myPreci) stat = 2;
myStat->SetValue (i,-1); // par defaut
if (stat > 0) { if (V1 == V2) stat = 0; }
if (stat >= 0) { myStat->SetValue (i,stat); continue; }
// Restent les autres cas !
// Une edge se termine sur l autre : il faudra simplement relimiter
// Projection calculee sur une demi-edge (pour eviter les pbs de couture)
gp_Pnt PJ1,PJ2;
Standard_Real U1,U2;
Standard_Real dj1 = ShapeAnalysis_Curve().Project (c1,P2,myPreci,PJ1,U1,(cf+upre)/2,upre);
Standard_Real dj2 = ShapeAnalysis_Curve().Project (c2,P1,myPreci,PJ2,U2,ufol,(ufol+cl)/2);
if (dj1 <= myPreci) { SetStart (i,PJ1.XYZ(),U1); continue; }
else if (dj2 <= myPreci) { SetEnd (i,PJ2.XYZ(),U2); continue; }
// Restent a verifier les intersections et prolongations !
}
}
//=======================================================================
//function : SetSameVertex
//purpose :
//=======================================================================
void ShapeAnalysis_WireVertex::SetSameVertex(const Standard_Integer num)
{
myStat->SetValue (num,0);
}
//=======================================================================
//function : SetSameCoords
//purpose :
//=======================================================================
void ShapeAnalysis_WireVertex::SetSameCoords(const Standard_Integer num)
{
myStat->SetValue (num,1);
}
//=======================================================================
//function : SetClose
//purpose :
//=======================================================================
void ShapeAnalysis_WireVertex::SetClose(const Standard_Integer num)
{
myStat->SetValue (num,2);
}
//=======================================================================
//function : SetEnd
//purpose :
//=======================================================================
void ShapeAnalysis_WireVertex::SetEnd(const Standard_Integer num,const gp_XYZ& pos,const Standard_Real ufol)
{
myStat->SetValue (num,3);
myPos->SetValue (num,pos);
myUFol->SetValue (num,ufol);
}
//=======================================================================
//function : SetStart
//purpose :
//=======================================================================
void ShapeAnalysis_WireVertex::SetStart(const Standard_Integer num,const gp_XYZ& pos,const Standard_Real upre)
{
myStat->SetValue (num,4);
myPos->SetValue (num,pos);
myUFol->SetValue (num,upre);
}
//=======================================================================
//function : SetInters
//purpose :
//=======================================================================
void ShapeAnalysis_WireVertex::SetInters(const Standard_Integer num, const gp_XYZ& pos,
const Standard_Real upre, const Standard_Real ufol)
{
myStat->SetValue (num,5);
myPos->SetValue (num,pos);
myUPre->SetValue (num,upre);
myUFol->SetValue (num,ufol);
}
//=======================================================================
//function : SetDisjoined
//purpose :
//=======================================================================
void ShapeAnalysis_WireVertex::SetDisjoined(const Standard_Integer num)
{
myStat->SetValue (num,-1);
}
//=======================================================================
//function : IsDone
//purpose :
//=======================================================================
Standard_Boolean ShapeAnalysis_WireVertex::IsDone() const
{
return myDone;
}
//=======================================================================
//function : Precision
//purpose :
//=======================================================================
Standard_Real ShapeAnalysis_WireVertex::Precision() const
{
return myPreci;
}
//=======================================================================
//function : NbEdges
//purpose :
//=======================================================================
Standard_Integer ShapeAnalysis_WireVertex::NbEdges() const
{
return myWire->NbEdges();
}
//=======================================================================
//function : WireData
//purpose :
//=======================================================================
const Handle(ShapeExtend_WireData)& ShapeAnalysis_WireVertex::WireData() const
{
return myWire;
}
//=======================================================================
//function : Status
//purpose :
//=======================================================================
Standard_Integer ShapeAnalysis_WireVertex::Status(const Standard_Integer num) const
{
return myStat->Value(num);
}
//=======================================================================
//function : Position
//purpose :
//=======================================================================
gp_XYZ ShapeAnalysis_WireVertex::Position(const Standard_Integer num) const
{
return myPos->Value(num);
}
//=======================================================================
//function : UPrevious
//purpose :
//=======================================================================
//szv#4:S4163:12Mar99 was bug: returned Integer
Standard_Real ShapeAnalysis_WireVertex::UPrevious(const Standard_Integer num) const
{
return myUPre->Value(num);
}
//=======================================================================
//function : UFollowing
//purpose :
//=======================================================================
//szv#4:S4163:12Mar99 was bug: returned Integer
Standard_Real ShapeAnalysis_WireVertex::UFollowing(const Standard_Integer num) const
{
return myUFol->Value(num);
}
//=======================================================================
//function : Data
//purpose :
//=======================================================================
Standard_Integer ShapeAnalysis_WireVertex::Data(const Standard_Integer num, gp_XYZ& pos,
Standard_Real& upre, Standard_Real& ufol) const
{
pos = myPos->Value(num);
upre = myUPre->Value(num);
ufol = myUFol->Value(num);
return myStat->Value(num);
}
//=======================================================================
//function : NextStatus
//purpose :
//=======================================================================
Standard_Integer ShapeAnalysis_WireVertex::NextStatus(const Standard_Integer stat,
const Standard_Integer num) const
{
//szv#4:S4163:12Mar99 optimized
if (!myStat.IsNull()) {
Standard_Integer i,nb = myStat->Length();
for (i = num+1; i <= nb; i ++) if (myStat->Value(i) == stat) return i;
}
return 0;
}
//=======================================================================
//function : NextCriter
//purpose :
//=======================================================================
Standard_Integer ShapeAnalysis_WireVertex::NextCriter(const Standard_Integer crit,
const Standard_Integer num) const
{
//szv#4:S4163:12Mar99 optimized
if (!myStat.IsNull()) {
Standard_Integer i,nb = myStat->Length();
for (i = num+1; i <= nb; i ++) {
Standard_Integer stat = myStat->Value(i);
if ((crit == -1 && stat < 0) ||
(crit == 0 && stat == 0) ||
(crit == 1 && stat > 0) ||
(crit == 2 && (stat >= 0 && stat <= 2)) ||
(crit == 3 && (stat == 1 || stat == 2)) ||
(crit == 4 && stat > 2)) return i;
}
}
return 0;
}