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259 lines
9.8 KiB
C++
259 lines
9.8 KiB
C++
// Copyright (C) 2007-2020 CEA/DEN, EDF R&D, OPEN CASCADE
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//
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// Copyright (C) 2003-2007 OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
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// CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
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//
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// This library is free software; you can redistribute it and/or
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// modify it under the terms of the GNU Lesser General Public
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// License as published by the Free Software Foundation; either
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// version 2.1 of the License, or (at your option) any later version.
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//
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// This library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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// Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public
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// License along with this library; if not, write to the Free Software
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// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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//
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// See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
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//
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// File: BlockFix_PeriodicSurfaceModifier.cxx
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// Created: 15.12.04 10:08:50
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// Author: Sergey KUUL
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#include <BlockFix_PeriodicSurfaceModifier.hxx>
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#include <ShapeFix_Edge.hxx>
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#include <TopExp.hxx>
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#include <TopoDS_Edge.hxx>
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#include <TopoDS_Face.hxx>
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#include <TopoDS_Vertex.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 <BRepTools.hxx>
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#include <Geom_CylindricalSurface.hxx>
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#include <Geom_SphericalSurface.hxx>
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#include <Geom_Surface.hxx>
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#include <Geom_Curve.hxx>
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#include <Geom2d_Curve.hxx>
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#include <gp_Pnt.hxx>
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IMPLEMENT_STANDARD_RTTIEXT(BlockFix_PeriodicSurfaceModifier, BRepTools_Modification);
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//=======================================================================
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//function : BlockFix_PeriodicSurfaceModifier()
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//purpose : Constructor
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//=======================================================================
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BlockFix_PeriodicSurfaceModifier::BlockFix_PeriodicSurfaceModifier()
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{
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myMapOfFaces.Clear();
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myMapOfSurfaces.Clear();
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}
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//=======================================================================
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//function : ~BlockFix_PeriodicSurfaceModifier()
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//purpose : Destructor
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//=======================================================================
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BlockFix_PeriodicSurfaceModifier::~BlockFix_PeriodicSurfaceModifier()
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{
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}
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//=======================================================================
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//function : SetTolerance
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//purpose :
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//=======================================================================
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void BlockFix_PeriodicSurfaceModifier::SetTolerance(const Standard_Real Tol)
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{
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myTolerance = Tol;
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}
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//=======================================================================
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//function : ModifySurface
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//purpose : auxiliary
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//=======================================================================
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static Standard_Boolean ModifySurface(const TopoDS_Face& aFace,
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const Handle(Geom_Surface)& aSurface,
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Handle(Geom_Surface)& aNewSurface)
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{
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Handle(Geom_Surface) S = aSurface;
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if(S->IsKind(STANDARD_TYPE(Geom_CylindricalSurface))) {
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Handle(Geom_CylindricalSurface) aCyl =
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Handle(Geom_CylindricalSurface)::DownCast(S);
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Standard_Real Umin, Umax, Vmin, Vmax;
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BRepTools::UVBounds(aFace, Umin, Umax, Vmin, Vmax);
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if (Umin < -Precision::PConfusion() || Umax > 2*M_PI + Precision::PConfusion()) {
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gp_Ax3 ax3 = aCyl->Position();
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gp_Ax1 NDir = ax3.Axis();
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gp_Ax3 newax3 = ax3.Rotated(NDir,Umin-Precision::PConfusion());
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Handle(Geom_CylindricalSurface) aNewCyl =
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new Geom_CylindricalSurface(newax3,aCyl->Radius());
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aNewSurface = aNewCyl;
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return Standard_True;
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}
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}
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if(S->IsKind(STANDARD_TYPE(Geom_SphericalSurface))) {
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Handle(Geom_SphericalSurface) aSphere = Handle(Geom_SphericalSurface)::DownCast(S);
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Standard_Real Umin, Umax, Vmin, Vmax;
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BRepTools::UVBounds(aFace, Umin, Umax, Vmin, Vmax);
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if (Umin < -Precision::PConfusion() || Umax > 2*M_PI + Precision::PConfusion()) {
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gp_Ax3 ax3 = aSphere->Position();
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gp_Ax1 NDir = ax3.Axis();
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gp_Ax3 newax3 = ax3.Rotated(NDir,Umin-Precision::PConfusion());
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Handle(Geom_SphericalSurface) aNewSphere = new Geom_SphericalSurface(newax3,aSphere->Radius());
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aNewSurface = aNewSphere;
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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 : NewSurface
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//purpose :
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//=======================================================================
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Standard_Boolean BlockFix_PeriodicSurfaceModifier::NewSurface(const TopoDS_Face& F,
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Handle(Geom_Surface)& S,
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TopLoc_Location& L,Standard_Real& Tol,
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Standard_Boolean& RevWires,
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Standard_Boolean& RevFace)
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{
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TopLoc_Location LS;
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Handle(Geom_Surface) SIni = BRep_Tool::Surface(F, LS);
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if(ModifySurface(F, SIni, S)) {
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RevWires = Standard_False;
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RevFace = Standard_False;
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L = LS;
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Tol = BRep_Tool::Tolerance(F);
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Standard_Integer anIndex = myMapOfSurfaces.Add(S);
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myMapOfFaces.Bind(F,anIndex);
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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 : NewCurve
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//purpose :
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//=======================================================================
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Standard_Boolean BlockFix_PeriodicSurfaceModifier::NewCurve(const TopoDS_Edge& /*E*/,
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Handle(Geom_Curve)& /*C*/,
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TopLoc_Location& /*L*/,
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Standard_Real& /*Tol*/)
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{
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return Standard_False;
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}
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//=======================================================================
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//function : NewPoint
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//purpose :
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//=======================================================================
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Standard_Boolean BlockFix_PeriodicSurfaceModifier::NewPoint(const TopoDS_Vertex& /*V*/,
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gp_Pnt& /*P*/,
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Standard_Real& /*Tol*/)
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{
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return Standard_False;
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}
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//=======================================================================
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//function : NewCurve2d
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//purpose :
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//=======================================================================
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Standard_Boolean BlockFix_PeriodicSurfaceModifier::NewCurve2d(const TopoDS_Edge& E,
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const TopoDS_Face& F,
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const TopoDS_Edge& /*NewE*/,
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const TopoDS_Face& /*NewF*/,
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Handle(Geom2d_Curve)& C,
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Standard_Real& Tol)
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{
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//check if undelying surface of the face was modified
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if(myMapOfFaces.IsBound(F)) {
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Standard_Integer anIndex = myMapOfFaces.Find(F);
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Handle(Geom_Surface) aNewSurf = Handle(Geom_Surface)::DownCast(myMapOfSurfaces.FindKey(anIndex));
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Standard_Real f,l;
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TopLoc_Location LC, LS;
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Handle(Geom_Curve) C3d = BRep_Tool::Curve ( E, LC, f, l );
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Handle(Geom_Surface) S = BRep_Tool::Surface(F, LS);
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//taking into account the orientation of the seam
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C = BRep_Tool::CurveOnSurface(E,F,f,l);
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Tol = BRep_Tool::Tolerance(E);
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BRep_Builder B;
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TopoDS_Edge TempE;
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B.MakeEdge(TempE);
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B.Add(TempE, TopExp::FirstVertex(E));
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B.Add(TempE, TopExp::LastVertex(E));
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if(!C3d.IsNull())
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B.UpdateEdge(TempE, Handle(Geom_Curve)::DownCast(C3d->Transformed(LC.Transformation())), Precision::Confusion());
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B.Range(TempE, f, l);
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Handle(ShapeFix_Edge) sfe = new ShapeFix_Edge;
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Handle(Geom_Surface) STemp = Handle(Geom_Surface)::DownCast(aNewSurf->Transformed(LS.Transformation()));
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TopLoc_Location LTemp;
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LTemp.Identity();
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Standard_Boolean isClosed = BRep_Tool::IsClosed (E, F);
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Standard_Real aWorkTol = 2*myTolerance+Tol;
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sfe->FixAddPCurve(TempE, STemp, LTemp, isClosed, Max(Precision::Confusion(), aWorkTol));
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sfe->FixSameParameter(TempE);
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//keep the orientation of original edge
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TempE.Orientation(E.Orientation());
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C = BRep_Tool::CurveOnSurface(TempE, STemp, LTemp, f, l);
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//surface was modified
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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 : NewParameter
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//purpose :
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//=======================================================================
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Standard_Boolean BlockFix_PeriodicSurfaceModifier::NewParameter(const TopoDS_Vertex& /*V*/,
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const TopoDS_Edge& /*E*/,
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Standard_Real& /*P*/,
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Standard_Real& /*Tol*/)
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{
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return Standard_False;
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}
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//=======================================================================
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//function : Continuity
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//purpose :
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//=======================================================================
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GeomAbs_Shape BlockFix_PeriodicSurfaceModifier::Continuity(const TopoDS_Edge& E,
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const TopoDS_Face& F1,
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const TopoDS_Face& F2,
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const TopoDS_Edge& /*NewE*/,
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const TopoDS_Face& /*NewF1*/,
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const TopoDS_Face& /*NewF2*/)
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{
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return BRep_Tool::Continuity(E,F1,F2);
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}
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