+// 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.
+
//:j6 abv 7 Dec 98: ProSTEP TR10 r0601_id.stp #57676 & #58586:
// in FixIntersectingEdges, do not cut edges because of influence on adjacent faces
// pdn 17.12.98: shifting whole wire in FixShifted
#include <ShapeAnalysis_TransferParametersProj.hxx>
#include <Geom_Plane.hxx>
#include <Geom_OffsetCurve.hxx>
-
+
#include <TColStd_HSequenceOfReal.hxx>
-#include <Handle_Geom2dAdaptor_HCurve.hxx>
#include <Adaptor3d_CurveOnSurface.hxx>
#include <Geom2dAdaptor_HCurve.hxx>
#include <GeomAPI_ProjectPointOnCurve.hxx>
#include <ShapeFix.hxx>
#include <ShapeFix_IntersectionTool.hxx>
#include <ShapeFix_SplitTool.hxx>
+#include <ShapeFix_Edge.hxx>
+#include <ShapeAnalysis_Wire.hxx>
//#######################################################################
// Constructors, initializations, modes, querying
//#######################################################################
-
+
//=======================================================================
//function : ShapeFix_Wire
//purpose :
//=======================================================================
-ShapeFix_Wire::ShapeFix_Wire()
+ShapeFix_Wire::ShapeFix_Wire() : myMaxTailAngleSine(0), myMaxTailWidth(-1)
{
myFixEdge = new ShapeFix_Edge;
myAnalyzer = new ShapeAnalysis_Wire;
//purpose :
//=======================================================================
-ShapeFix_Wire::ShapeFix_Wire (const TopoDS_Wire& wire,
- const TopoDS_Face &face, const Standard_Real prec)
+ShapeFix_Wire::ShapeFix_Wire (
+ const TopoDS_Wire& wire,
+ const TopoDS_Face &face,
+ const Standard_Real prec) : myMaxTailAngleSine(0), myMaxTailWidth(-1)
{
myFixEdge = new ShapeFix_Edge;
myAnalyzer = new ShapeAnalysis_Wire;
myAnalyzer->SetPrecision ( prec );
}
+//=======================================================================
+//function : SetMaxTailAngle
+//purpose :
+//=======================================================================
+void ShapeFix_Wire::SetMaxTailAngle(const Standard_Real theMaxTailAngle)
+{
+ myMaxTailAngleSine = Sin(theMaxTailAngle);
+ myMaxTailAngleSine = (myMaxTailAngleSine >= 0) ? myMaxTailAngleSine : 0;
+}
+
+//=======================================================================
+//function : SetMaxTailWidth
+//purpose :
+//=======================================================================
+void ShapeFix_Wire::SetMaxTailWidth(const Standard_Real theMaxTailWidth)
+{
+ myMaxTailWidth = theMaxTailWidth;
+}
+
//=======================================================================
//function : ClearModes
//purpose :
myFixSelfIntersectingEdgeMode = -1;
myFixIntersectingEdgesMode = -1;
myFixNonAdjacentIntersectingEdgesMode = -1;
+ myFixTailMode = 0;
myFixReorderMode = -1;
myFixSmallMode = -1;
myStatusGaps3d = emptyStatus; //szv#9:S4244:19Aug99 new method introduced
myStatusGaps2d = emptyStatus; //szv#9:S4244:19Aug99 new method introduced
myStatusClosed = emptyStatus;
+ myStatusNotches = emptyStatus;
+ myStatusFixTails = emptyStatus;
}
//=======================================================================
}
//pdn - temporary to test
- if ( NeedFix ( myFixNotchedEdgesMode, ReorderOK ) ) {
+ if (myFixTailMode <= 0 && NeedFix(myFixNotchedEdgesMode, ReorderOK))
+ {
Fixed |= FixNotchedEdges();
if(Fixed) FixShifted(); //skl 07.03.2002 for OCC180
}
+ if (myFixTailMode != 0)
+ {
+ Fixed |= FixTails();
+ if (Fixed)
+ {
+ FixShifted();
+ }
+ }
+
if ( NeedFix ( myFixSelfIntersectionMode, myClosedMode ) ) {
Standard_Integer savFixIntersectingEdgesMode = myFixIntersectingEdgesMode;
// switch off FixIntEdges if reorder not done
myStatusReorder |= ShapeExtend::EncodeStatus ( ShapeExtend_DONE2 );
if ( sawo.Status() <0 )
myStatusReorder |= ShapeExtend::EncodeStatus ( ShapeExtend_DONE3 );
+ if ( sawo.Status() == 3)
+ myStatusReorder |= ShapeExtend::EncodeStatus ( ShapeExtend_DONE5 );//only shifted
return Standard_True;
}
FixSmall ( i, lockvtx, precsmall );
myStatusSmall |= myLastFixStatus;
}
-
- if ( StatusSmall ( ShapeExtend_DONE ) && ! myShape.IsNull() ) {
- SendWarning (Message_Msg ("FixAdvWire.FixSmall.MSG0"));//Small edge(s) removed
- }
+
return StatusSmall ( ShapeExtend_DONE );
}
}
}
if ( seq.Length() >0 ) { // supposed that edge is SP
-#ifdef DEB
+#ifdef OCCT_DEBUG
cout << "Edge going over singularity detected; splitted" << endl;
#endif
- Standard_Boolean isFwd = ( E.Orientation() == TopAbs_FORWARD );
- E.Orientation ( TopAbs_FORWARD );
-
- //if( BRep_Tool::SameParameter(sbwd->Edge(i)) )
- // sbe.RemovePCurve ( E, face );
-
- //10.04.2003 skl for using trimmed lines as pcurves
- ShapeAnalysis_Edge sae;
- if( BRep_Tool::SameParameter(sbwd->Edge(i)) )
- sbe.RemovePCurve ( E, face );
- else {
- if(sae.HasPCurve(E,face)) {
- Handle(Geom2d_Curve) C2d;
- Standard_Real fp2d,lp2d;
- if(sae.PCurve(E,face,C2d,fp2d,lp2d)) {
- if( !C2d->IsKind(STANDARD_TYPE(Geom2d_TrimmedCurve)) )
- sbe.RemovePCurve(E,face);
- }
- }
+ Standard_Boolean isFwd = ( E.Orientation() == TopAbs_FORWARD );
+ E.Orientation ( TopAbs_FORWARD );
+
+ //if( BRep_Tool::SameParameter(sbwd->Edge(i)) )
+ // sbe.RemovePCurve ( E, face );
+
+ //10.04.2003 skl for using trimmed lines as pcurves
+ ShapeAnalysis_Edge sae;
+ if( BRep_Tool::SameParameter(sbwd->Edge(i)) )
+ sbe.RemovePCurve ( E, face );
+ else {
+ if(sae.HasPCurve(E,face)) {
+ Handle(Geom2d_Curve) C2d;
+ Standard_Real fp2d,lp2d;
+ if(sae.PCurve(E,face,C2d,fp2d,lp2d)) {
+ if( !C2d->IsKind(STANDARD_TYPE(Geom2d_TrimmedCurve)) )
+ sbe.RemovePCurve(E,face);
+ }
+ }
+ }
+
+// myFixEdge->FixSameParameter ( E ); // to ensure SameRange & SP
+ BRep_Builder B;
+ TopoDS_Vertex V1, V2, V;
+ //ShapeAnalysis_Edge sae;
+ V1 = sae.FirstVertex ( E );
+ V2 = sae.LastVertex ( E );
+
+ Handle(ShapeExtend_WireData) sw = new ShapeExtend_WireData;
+ for ( Standard_Integer k=0; k <= seq.Length(); k++ )
+ {
+ Standard_Real split = ( k < seq.Length() ? seq(k+1) : b );
+ if ( k < seq.Length() )
+ {
+ B.MakeVertex ( V, C->Value(split), BRep_Tool::Tolerance(E) );
+ //try increase tolerance before splitting
+ Standard_Real aDist = BRep_Tool::Pnt(V1).Distance(BRep_Tool::Pnt(V));
+ if (aDist < BRep_Tool::Tolerance(V1) * 1.01) {
+ B.UpdateVertex(V1, Max(aDist, BRep_Tool::Tolerance(V1)));
+ a = split;
+ V1 = V;
+ continue;
+ }
+ else
+ {
+ aDist = BRep_Tool::Pnt(V2).Distance(BRep_Tool::Pnt(V));
+ if (aDist < BRep_Tool::Tolerance(V2) * 1.01) {
+ B.UpdateVertex(V, Max(aDist, BRep_Tool::Tolerance(V2)));
+ b = split;
+ V2 = V;
+ continue;
}
+ }
+ }
+ else
+ {
+ V = V2;
+ }
-// myFixEdge->FixSameParameter ( E ); // to ensure SameRange & SP
- BRep_Builder B;
- TopoDS_Vertex V1, V2, V;
- //ShapeAnalysis_Edge sae;
- V1 = sae.FirstVertex ( E );
- V2 = sae.LastVertex ( E );
- Handle(ShapeExtend_WireData) sw = new ShapeExtend_WireData;
- for ( Standard_Integer k=0; k <= seq.Length(); k++ ) {
- Standard_Real split = ( k < seq.Length() ? seq(k+1) : b );
- if ( k < seq.Length() )
- B.MakeVertex ( V, C->Value(split), BRep_Tool::Tolerance(E) );
- else V = V2;
- TopoDS_Edge edge = sbe.CopyReplaceVertices ( E, V1, V );
- if( BRep_Tool::SameParameter(sbwd->Edge(i)) ) {
- //TopoDS_Edge edge = sbe.CopyReplaceVertices ( E, V1, V );
- B.Range ( edge, a, split );
- sw->Add ( edge );
- }
- else {
- //TopoDS_Edge edge = sbe.CopyReplaceVertices(sbwd->Edge(i),V1,V);
- Handle(ShapeAnalysis_TransferParameters) sftp =
- new ShapeAnalysis_TransferParameters(E,face);
- sftp->TransferRange(edge, a, split, Standard_False);
- sw->Add(edge);
- }
- //sw->Add(edge);
- a = split;
- V1 = V;
- }
- if ( ! isFwd ) {
- sw->Reverse();
- E.Orientation ( TopAbs_REVERSED );
- }
- Context()->Replace ( E, sw->Wire() );
- UpdateWire();
- nb = sbwd->NbEdges();
- i--;
- continue;
- }
+ TopoDS_Edge edge = sbe.CopyReplaceVertices ( E, V1, V );
+ if( BRep_Tool::SameParameter(sbwd->Edge(i)) ) {
+ //TopoDS_Edge edge = sbe.CopyReplaceVertices ( E, V1, V );
+ B.Range ( edge, a, split );
+ sw->Add ( edge );
+ }
+ else {
+ //TopoDS_Edge edge = sbe.CopyReplaceVertices(sbwd->Edge(i),V1,V);
+ Handle(ShapeAnalysis_TransferParameters) sftp =
+ new ShapeAnalysis_TransferParameters(E,face);
+ sftp->TransferRange(edge, a, split, Standard_False);
+ sw->Add(edge);
+ }
+ //sw->Add(edge);
+ a = split;
+ V1 = V;
+ }
+ if ( ! isFwd ) {
+ sw->Reverse();
+ E.Orientation ( TopAbs_REVERSED );
+ }
+ Context()->Replace ( E, sw->Wire() );
+ UpdateWire();
+ nb = sbwd->NbEdges();
+ i--;
+ continue;
+ }
}
overdegen = i;
myFixEdge->Projector()->AdjustOverDegenMode() = Standard_False;
myFixEdge->FixAddPCurve ( sbwd->Edge(overdegen), face, sbwd->IsSeam(overdegen), myAnalyzer->Surface(), Precision());
}
-#ifdef DEB
+#ifdef OCCT_DEBUG
cout << "Edge going over singularity detected; pcurve adjusted" << endl;
#endif
}
Handle(Geom2d_Curve) C;
Handle(Geom_Surface) S;
TopLoc_Location L;
- Standard_Real first, last;
+ Standard_Real first = 0., last = 0.;
BRep_Tool::CurveOnSurface ( sbwd->Edge(i), C, S, L, first, last );
- if ( C.IsNull() ) {
+ if ( C.IsNull() || Abs (last - first) < Precision::PConfusion())
+ {
+ SendWarning ( sbwd->Edge ( i ), Message_Msg ( "FixWire.FixCurve3d.Removed" ) );// Incomplete edge (with no pcurves or 3d curve) removed
sbwd->Remove ( i-- );
nb--;
myStatusEdgeCurves |= ShapeExtend::EncodeStatus ( ShapeExtend_DONE5 );
- if ( ! myShape.IsNull() )
- SendWarning (Message_Msg ("FixWire.FixCurve3d.Removed")); // Incomplete edge (with no pcurves or 3d curve) removed
+ FixConnected (i + 1, Precision());
}
myStatusEdgeCurves |= ShapeExtend::EncodeStatus ( ShapeExtend_FAIL5 );
}
Standard_Real fp2d,lp2d;
if(sae.PCurve(sbwd->Edge(i),face,C2d,fp2d,lp2d)) {
if( fabs(First-fp2d)>Precision::PConfusion() ||
- fabs(Last-fp2d)>Precision::PConfusion() ) {
+ fabs(Last-lp2d)>Precision::PConfusion() ) {
BRep_Builder B;
B.SameRange(sbwd->Edge(i),Standard_False);
}
}
else prevcoded = coded;
}
-
- if ( StatusDegenerated ( ShapeExtend_DONE ) && ! myShape.IsNull() ) {
- SendWarning (Message_Msg ("FixWire.FixDegenerated.MSG0")); //Degenerated edge(s) detected
- }
return StatusDegenerated ( ShapeExtend_DONE );
}
if(LastFixStatus (ShapeExtend_DONE6))
myStatusSelfIntersection |= ShapeExtend::EncodeStatus ( ShapeExtend_DONE6 );
- if ( ! myTopoMode || nb < 3 ) {
- //#86 rln 22.03.99 sim2.igs, entity 4292: After fixing of self-intersecting
- //BRepCheck finds one more self-intersection not found by ShapeAnalysis
- //%15 pdn 06.04.99 repeat until fixed CTS18546-2 entity 777
- //FixIntersectingEdges ( num );
- if ( LastFixStatus ( ShapeExtend_DONE7 ) ) num--;
- continue;
+ if ( /*! myTopoMode ||*/ nb < 3 ) {
+ //#86 rln 22.03.99 sim2.igs, entity 4292: After fixing of self-intersecting
+ //BRepCheck finds one more self-intersection not found by ShapeAnalysis
+ //%15 pdn 06.04.99 repeat until fixed CTS18546-2 entity 777
+
+ // if the tolerance was modified we should recheck the result, if it was enough
+ if ( LastFixStatus ( ShapeExtend_DONE7 ) ) num--;
+ continue;
}
if ( LastFixStatus ( ShapeExtend_DONE4 ) ) sbwd->Remove ( num );
myStatusSelfIntersection |= ShapeExtend::EncodeStatus ( ShapeExtend_DONE3 );
num = ( myClosedMode ? 1 : 2 );
nb = sbwd->NbEdges();
-#ifdef DEB
+#ifdef OCCT_DEBUG
cout << "Warning: ShapeFix_Wire::FixSelfIntersection: Edge removed" << endl;
#endif
}
//#86 rln 22.03.99
//%15 pdn 06.04.99 repeat until fixed CTS18546-2 entity 777
//FixIntersectingEdges ( num );
- if ( LastFixStatus ( ShapeExtend_DONE7 ) ) num--;
+ /*if ( LastFixStatus ( ShapeExtend_DONE7 ) )*/
+ // Always revisit the fixed edge
+ num--;
}
}
}
if ( ! Context().IsNull() ) UpdateWire();
myShape.Nullify();
}
-#ifdef DEB
+#ifdef OCCT_DEBUG
if (StatusSelfIntersection (ShapeExtend_DONE5))
cout<<"Warning: ShapeFix_Wire::FixIntersection: Non-adjacent intersection fixed (split-"
<<NbSplit<<", cut-"<<NbCut<<", removed-"<<NbRemoved<<")"<<endl;
myStatusSelfIntersection |= ShapeExtend::EncodeStatus ( ShapeExtend_FAIL3 );
if(isDone)
myStatusSelfIntersection |= ShapeExtend::EncodeStatus ( ShapeExtend_DONE5 );
-#ifdef DEB
+#ifdef OCCT_DEBUG
if (StatusSelfIntersection (ShapeExtend_DONE5))
cout << "Warning: ShapeFix_Wire::FixSelfIntersection: Non ajacent intersection fixed" << endl;
#endif
*/
}
- if ( StatusSelfIntersection ( ShapeExtend_DONE ) && ! myShape.IsNull() ) {
- SendWarning (Message_Msg ("FixAdvWire.FixIntersection.MSG0")); // Self-intersection corrected
- }
return StatusSelfIntersection ( ShapeExtend_DONE );
}
else myLastFixStatus |= ShapeExtend::EncodeStatus ( ShapeExtend_DONE1 );
// action: remove edge
- if ( ! Context().IsNull() ) Context()->Remove(WireData()->Edge(n));
+ if ( ! Context().IsNull() )
+ Context()->Remove(WireData()->Edge(n));
+ SendWarning ( WireData()->Edge ( n ), Message_Msg ( "FixAdvWire.FixSmall.MSG0" ) ); //Small edge(s) removed
WireData()->Remove ( n );
// call FixConnected in the case if vertices of the small edge were not the same
savLastFixStatus |= ShapeExtend::EncodeStatus ( ShapeExtend_FAIL3 );
myLastFixStatus = savLastFixStatus;
}
-
- if ( ! myShape.IsNull() ) {
- Message_Msg MSG ("FixAdvWire.FixSmall.MSG0"); //Small edge %d removed
- MSG.Arg (n);
- SendWarning (MSG);
- }
+
return Standard_True;
}
vclosed = Standard_True;
VRange = aBaseCrv->Period();
IsVCrvClosed = Standard_True;
-#ifdef DEB
+#ifdef OCCT_DEBUG
cout << "Warning: ShapeFix_Wire::FixShifted set vclosed True for Surface of Revolution" << endl;
#endif
}
SVMid = 0.5*(SVF+SVL);
if (uclosed) URange = Abs ( SUL - SUF );
else URange = RealLast();
- if (!IsVCrvClosed)
+ if (!IsVCrvClosed) {
if (vclosed) VRange = Abs ( SVL - SVF );
else VRange = RealLast();
+ }
Standard_Real UTol = 0.2 * URange, VTol = 0.2 * VRange;
Handle(ShapeExtend_WireData) sbwdOring = WireData();
TopoDS_Edge E1 = sbwd->Edge ( n1 );
TopoDS_Edge E2 = sbwd->Edge ( n2 );
- if ( BRep_Tool::Degenerated(E1) || BRep_Tool::Degenerated(E2) ) {
- if ( ! degstop ) { stop = n2; degstop = Standard_True; }
+ if ( BRep_Tool::Degenerated(E1) || BRep_Tool::Degenerated(E2) )
+ {
+ if ( ! degstop )
+ {
+ stop = n2;
+ degstop = Standard_True;
+ }
continue;
}
TopoDS_Vertex V = sae.FirstVertex ( E2 );
+ if (V.IsNull())
+ continue;
+
gp_Pnt p = BRep_Tool::Pnt ( V );
- Standard_Real a1, b1, a2, b2;
+ Standard_Real a1 = 0., b1 = 0., a2 = 0., b2 = 0.;
Handle(Geom2d_Curve) c2d1, c2d2;
//:abv 29.08.01: torCuts.sat: distinguish degeneration by U and by V;
}
}
- if ( isDeg ) {
- if ( ! degstop ) { stop = n2; degstop = Standard_True; }
- if ( ! degn2 ) { degn2 = n2; pdeg = p; }
- else if ( pdeg.SquareDistance(p) < Precision()*Precision() ) {
- degn2 = n2;
-// if ( stop < n2 ) { stop = n2; degstop = Standard_True; }
+ if ( isDeg )
+ {
+ if ( ! degstop )
+ {
+ stop = n2;
+ degstop = Standard_True;
}
- else {
- Standard_Real ax1, bx1, ax2, bx2;
- Handle(Geom2d_Curve) cx1, cx2;
- if ( ( c2d1.IsNull() && ! sae.PCurve ( E1, Face(), c2d1, a1, b1, Standard_True ) ) ||
- ( c2d2.IsNull() && ! sae.PCurve ( E2, Face(), c2d2, a2, b2, Standard_True ) ) ||
- ! sae.PCurve ( sbwd->Edge ( degn2 >1 ? degn2-1 : nb ), Face(), cx1, ax1, bx1, Standard_True ) ||
- ! sae.PCurve ( sbwd->Edge ( degn2 ), Face(), cx2, ax2, bx2, Standard_True ) ) {
- myLastFixStatus |= ShapeExtend::EncodeStatus ( ShapeExtend_FAIL1 );
- continue;
- }
- gp_Pnt2d pd1 = cx1->Value ( bx1 );
- gp_Pnt2d pd2 = cx2->Value ( ax2 );
- gp_Pnt2d pn1 = c2d1->Value ( b1 );
- gp_Pnt2d pn2 = c2d2->Value ( a2 );
- gp_Vec2d x(0.,0.); // shift vector
- Standard_Real period;
- if ( uclosed ) { x.SetX ( 1. ); period = URange; }
- else { x.SetY ( 1. ); period = VRange; }
- Standard_Real rot1 = ( pn1.XY() - pd2.XY() ) ^ x.XY();
- Standard_Real rot2 = ( pd1.XY() - pn2.XY() ) ^ x.XY();
- Standard_Real scld = ( pd2.XY() - pd1.XY() ) * x.XY();
- Standard_Real scln = ( pn2.XY() - pn1.XY() ) * x.XY();
- if ( rot1 * rot2 < -::Precision::PConfusion() &&
- scld * scln < -::Precision::PConfusion() &&
- Abs ( scln ) > 0.1 * period && Abs ( scld ) > 0.1 * period &&
- rot1 * scld > ::Precision::PConfusion() &&
- rot2 * scln > ::Precision::PConfusion() ) {
- // abv 02 Mar 00: trying more sophisticated analysis (ie_exhaust-A.stp #37520)
- Standard_Real sign = ( rot2 >0 ? 1. : -1. );
- Standard_Real deep1 = Min ( sign * ( pn2.XY() * x.XY() ),
- Min ( sign * ( pd1.XY() * x.XY() ),
- Min ( sign * ( c2d2->Value(b2 ).XY() * x.XY() ),
- Min ( sign * ( cx1->Value(ax1).XY() * x.XY() ),
- Min ( sign * ( c2d2->Value(0.5*(a2 +b2 )).XY() * x.XY() ),
- sign * ( cx1->Value(0.5*(ax1+bx1)).XY() * x.XY() ) ) ) ) ) );
- Standard_Real deep2 = Max ( sign * ( pn1.XY() * x.XY() ),
- Max ( sign * ( pd2.XY() * x.XY() ),
- Max ( sign * ( c2d1->Value(a1 ).XY() * x.XY() ),
- Max ( sign * ( cx2->Value(bx2).XY() * x.XY() ),
- Max ( sign * ( c2d1->Value(0.5*(a1 +b1 )).XY() * x.XY() ),
- sign * ( cx2->Value(0.5*(ax2+bx2)).XY() * x.XY() ) ) ) ) ) );
- Standard_Real deep = deep2 - deep1; // estimated current size of wire by x
- // pdn 30 Oct 00: trying correct period [0,period] (trj5_k1-tc-203.stp #4698)
- Standard_Real dx = ShapeAnalysis::AdjustToPeriod ( deep, ::Precision::PConfusion(), period+::Precision::PConfusion());
- x *= ( scld >0 ? -dx : dx );
-// x *= ( Abs(scld-scln) > 1.5 * period ? 2. : 1. ) *
-// ( scld >0 ? -period : period );
- gp_Trsf2d Shift;
- Shift.SetTranslation ( x );
- for ( Standard_Integer k=degn2; ; k++ ) {
- if ( k > nb ) k = 1;
- if ( k == n2 ) break;
- TopoDS_Edge edge = sbwd->Edge ( k );
- if ( ! sae.PCurve ( edge, Face(), cx1, ax1, bx1, Standard_True ) ) continue;
- //cx1->Transform ( Shift );
- // skl 15.05.2002 for OCC208 (if few edges have reference to one pcurve)
- Handle(Geom2d_Curve) cx1new = Handle(Geom2d_Curve)::DownCast(cx1->Transformed(Shift));
- sbe.ReplacePCurve(edge,cx1new,Face());
- UpdateEdgeUVPoints ( edge, Face() );
- }
- myLastFixStatus |= ShapeExtend::EncodeStatus ( ShapeExtend_DONE1 );
-#ifdef DEB
- cout << "Info: ShapeFix_Wire::FixShifted(): bi - meridian case fixed" << endl;
+
+ if ( ! degn2 )
+ {
+ degn2 = n2;
+ pdeg = p;
+ }
+ else
+ {
+ if ( pdeg.SquareDistance(p) < Precision() * Precision() )
+ {
+ degn2 = n2;
+ //if ( stop < n2 ) { stop = n2; degstop = Standard_True; }
+ }
+ else
+ {
+ Standard_Real ax1 = 0., bx1 = 0., ax2 = 0., bx2 = 0.;
+ Handle(Geom2d_Curve) cx1, cx2;
+ if ( ( c2d1.IsNull() && ! sae.PCurve ( E1, Face(), c2d1, a1, b1, Standard_True ) ) ||
+ ( c2d2.IsNull() && ! sae.PCurve ( E2, Face(), c2d2, a2, b2, Standard_True ) ) ||
+ ! sae.PCurve ( sbwd->Edge ( degn2 >1 ? degn2-1 : nb ), Face(), cx1, ax1, bx1, Standard_True ) ||
+ ! sae.PCurve ( sbwd->Edge ( degn2 ), Face(), cx2, ax2, bx2, Standard_True ) )
+ {
+ myLastFixStatus |= ShapeExtend::EncodeStatus ( ShapeExtend_FAIL1 );
+ continue;
+ }
+ gp_Pnt2d pd1 = cx1->Value ( bx1 );
+ gp_Pnt2d pd2 = cx2->Value ( ax2 );
+ gp_Pnt2d pn1 = c2d1->Value ( b1 );
+ gp_Pnt2d pn2 = c2d2->Value ( a2 );
+ gp_Vec2d x(0.,0.); // shift vector
+ Standard_Real period;
+ if ( uclosed ) { x.SetX ( 1. ); period = URange; }
+ else { x.SetY ( 1. ); period = VRange; }
+ Standard_Real rot1 = ( pn1.XY() - pd2.XY() ) ^ x.XY();
+ Standard_Real rot2 = ( pd1.XY() - pn2.XY() ) ^ x.XY();
+ Standard_Real scld = ( pd2.XY() - pd1.XY() ) * x.XY();
+ Standard_Real scln = ( pn2.XY() - pn1.XY() ) * x.XY();
+ if ( rot1 * rot2 < -::Precision::PConfusion() &&
+ scld * scln < -::Precision::PConfusion() &&
+ Abs ( scln ) > 0.1 * period && Abs ( scld ) > 0.1 * period &&
+ rot1 * scld > ::Precision::PConfusion() &&
+ rot2 * scln > ::Precision::PConfusion() )
+ {
+ // abv 02 Mar 00: trying more sophisticated analysis (ie_exhaust-A.stp #37520)
+ Standard_Real sign = ( rot2 >0 ? 1. : -1. );
+ Standard_Real deep1 = Min ( sign * ( pn2.XY() * x.XY() ),
+ Min ( sign * ( pd1.XY() * x.XY() ),
+ Min ( sign * ( c2d2->Value(b2 ).XY() * x.XY() ),
+ Min ( sign * ( cx1->Value(ax1).XY() * x.XY() ),
+ Min ( sign * ( c2d2->Value(0.5*(a2 +b2 )).XY() * x.XY() ),
+ sign * ( cx1->Value(0.5*(ax1+bx1)).XY() * x.XY() ) ) ) ) ) );
+ Standard_Real deep2 = Max ( sign * ( pn1.XY() * x.XY() ),
+ Max ( sign * ( pd2.XY() * x.XY() ),
+ Max ( sign * ( c2d1->Value(a1 ).XY() * x.XY() ),
+ Max ( sign * ( cx2->Value(bx2).XY() * x.XY() ),
+ Max ( sign * ( c2d1->Value(0.5*(a1 +b1 )).XY() * x.XY() ),
+ sign * ( cx2->Value(0.5*(ax2+bx2)).XY() * x.XY() ) ) ) ) ) );
+ Standard_Real deep = deep2 - deep1; // estimated current size of wire by x
+ // pdn 30 Oct 00: trying correct period [0,period] (trj5_k1-tc-203.stp #4698)
+ Standard_Real dx = ShapeAnalysis::AdjustToPeriod ( deep, ::Precision::PConfusion(), period+::Precision::PConfusion());
+ x *= ( scld >0 ? -dx : dx );
+ //x *= ( Abs(scld-scln) > 1.5 * period ? 2. : 1. ) *
+ // ( scld >0 ? -period : period );
+ gp_Trsf2d Shift;
+ Shift.SetTranslation ( x );
+ for ( Standard_Integer k=degn2; ; k++ )
+ {
+ if ( k > nb ) k = 1;
+ if ( k == n2 ) break;
+ TopoDS_Edge edge = sbwd->Edge ( k );
+ if ( ! sae.PCurve ( edge, Face(), cx1, ax1, bx1, Standard_True ) ) continue;
+ //cx1->Transform ( Shift );
+ // skl 15.05.2002 for OCC208 (if few edges have reference to one pcurve)
+ Handle(Geom2d_Curve) cx1new = Handle(Geom2d_Curve)::DownCast(cx1->Transformed(Shift));
+ sbe.ReplacePCurve(edge,cx1new,Face());
+ UpdateEdgeUVPoints ( edge, Face() );
+ }
+ myLastFixStatus |= ShapeExtend::EncodeStatus ( ShapeExtend_DONE1 );
+#ifdef OCCT_DEBUG
+ cout << "Info: ShapeFix_Wire::FixShifted(): bi - meridian case fixed" << endl;
#endif
- }
-// degn2 = n2; pdeg = p; // ie_exhaust-A.stp #37520
- continue;
+ continue;
+ }
+ //degn2 = n2; pdeg = p; // ie_exhaust-A.stp #37520
+ }
}
-/*
+/*
// pdn to fix half sphere
TopoDS_Vertex VE = sae.LastVertex ( E2 );
gp_Pnt pe = BRep_Tool::Pnt ( VE );
sbwd->Set ( degEdge, n2 );
myLastFixStatus |= ShapeExtend::EncodeStatus ( ShapeExtend_DONE2 );
}
-//: abv 28.08.01 - commented to avoid extra messages
-// Message_Msg MSG ("FixWire.FixDegenerated.MSG5"); //Degenerated edge %d detected
-// MSG.Arg (n2);
-// SendWarning (MSG);
+
+// commented to avoid extra messages
+// SendWarning ( degEdge, Message_Msg ( "FixWire.FixDegenerated.MSG0" ) );// Degenerated edge(s) detected
+
return Standard_True;
}
if ( ! sae.PCurve ( E, face, c2d, a, b, Standard_False ) )
return Standard_False;
-#ifdef DEB
+#ifdef OCCT_DEBUG
cout << "Cut Loop: params (" << t1 << ", " << t2;
#endif
GeomAdaptor_Curve GAC ( crv, f, l );
Standard_Real dt = tolfact * GAC.Resolution(prec);
t1 -= dt; //1e-3;//::Precision::PConfusion();
t2 += dt; //1e-3;//::Precision::PConfusion();
-#ifdef DEB
+#ifdef OCCT_DEBUG
cout << ") -> (" << t1 << ", " << t2 << ")" << endl;
#endif
if ( ! TryNewPCurve ( E, face, bs, a, b, newtol ) ) return Standard_False;
Standard_Real tol = BRep_Tool::Tolerance ( E );
-#ifdef DEB
+#ifdef OCCT_DEBUG
cout << "Cut Loop: tol orig " << tol << ", prec " << prec << ", new tol " << newtol << endl;
#endif
if ( newtol > Max ( prec, tol ) ) return Standard_False;
Seq2d->Append(t1);
Seq2d->Append(t2);
Seq2d->Append((t1+t2)/2);
- Handle(TColStd_HSequenceOfReal) Seq3d = new TColStd_HSequenceOfReal;
- Seq3d->Append(SFTP.Perform(Seq2d,Standard_False));
+ Handle(TColStd_HSequenceOfReal) Seq3d = SFTP.Perform(Seq2d,Standard_False);
Standard_Real dist1 = pcurPnt.Distance(crv->Value(Seq3d->Value(1)));// correting Seq3d already project
Standard_Real dist2 = pcurPnt.Distance(crv->Value(Seq3d->Value(2)));
TopoDS_Edge &E1,
TopoDS_Edge &E2)
{
-#ifdef DEB
+#ifdef OCCT_DEBUG
cout<<"Info: ShapeFix_Wire::FixSelfIntersection : Try insert vertex"<<endl;
#endif
Seq2d->Append(t1);
Seq2d->Append(t2);
Seq2d->Append((t1+t2)/2);
- Handle (TColStd_HSequenceOfReal) Seq3d = new TColStd_HSequenceOfReal;
- Seq3d->Append(SFTP.Perform(Seq2d,Standard_False));
+ Handle (TColStd_HSequenceOfReal) Seq3d = SFTP.Perform(Seq2d,Standard_False);
Standard_Real dist1 = pcurPnt.Distance(crv->Value(Seq3d->Value(1)));// correting Seq3d already project
Standard_Real dist2 = pcurPnt.Distance(crv->Value(Seq3d->Value(2)));
// cycle is to verify fix in case of RemoveLoop
Standard_Real tolfact = 0.1; // factor for shifting by parameter in RemoveLoop
- Standard_Real f2d, l2d;
+ Standard_Real f2d = 0., l2d = 0.;
Handle(Geom2d_Curve) c2d;
Standard_Real newtol=0.; // = Precision();
}
if ( LastFixStatus ( ShapeExtend_DONE ) && ! myShape.IsNull() ) {
- Message_Msg MSG ("FixAdvWire.FixIntersection.MSG5"); //Edge %d was self-intersecting, corrected
- MSG.Arg (num);
- SendWarning (MSG);
+ SendWarning ( E, Message_Msg ( "FixAdvWire.FixIntersection.MSG5" ) );// Edge was self-intersecting, corrected
}
return LastFixStatus ( ShapeExtend_DONE );
Standard_Real rad = errors.Value(i);
Standard_Real newtol = 1.0001 * ( pnt.Distance ( pint ) + rad );
-// GeomAdaptor_Surface& Ads = myAnalyzer->Surface()->Adaptor3d()->ChangeSurface();
+ //GeomAdaptor_Surface& Ads = myAnalyzer->Surface()->Adaptor3d()->ChangeSurface();
//:r8 abv 12 Apr 99: try increasing tolerance of edge
- if ( ! myTopoMode && newtol > tol ) {
+
+ Standard_Boolean locMayEdit = myTopoMode;
+ // Always try to modify the tolerance firstly as a better solution
+ if ( /*! myTopoMode &&*/ newtol > tol ) {
Standard_Real te1 = rad + ComputeLocalDeviation (E1, pint, pnt,
- param1, ( isForward1 ? b1 : a1 ), Face() );
+ param1, ( isForward1 ? b1 : a1 ), Face() );
Standard_Real te2 = rad + ComputeLocalDeviation (E2, pint, pnt,
- ( isForward2 ? a2 : b2 ), param2, Face() );
+ ( isForward2 ? a2 : b2 ), param2, Face() );
Standard_Real maxte = Max ( te1, te2 );
if ( maxte < MaxTolerance() && maxte < newtol ) {
- if ( BRep_Tool::Tolerance(E1) < te1 || BRep_Tool::Tolerance(E2) < te2 ) {
-//#ifdef DEB
-// cout << "Warning: ShapeFix_Wire::FixIE: edges tolerance increased: (" <<
-// te1 << ", " << te2 << ") / " << newtol << endl;
-//#endif
- B.UpdateEdge ( E1, 1.000001 * te1 );
- B.UpdateVertex ( sae.FirstVertex ( E1 ), 1.000001 * te1 );
- B.UpdateVertex ( sae.LastVertex ( E1 ), 1.000001 * te1 );
- B.UpdateEdge ( E2, 1.000001 * te2 );
- B.UpdateVertex ( sae.FirstVertex ( E2 ), 1.000001 * te2 );
- B.UpdateVertex ( sae.LastVertex ( E2 ), 1.000001 * te2 );
- myLastFixStatus |= ShapeExtend::EncodeStatus ( ShapeExtend_DONE6 );
- }
- newtol = 1.000001 * maxte;
+ if ( BRep_Tool::Tolerance(E1) < te1 || BRep_Tool::Tolerance(E2) < te2 ) {
+#ifdef OCCT_DEBUG
+ cout << "Warning: ShapeFix_Wire::FixIE: edges tolerance increased: (" <<
+ te1 << ", " << te2 << ") / " << newtol << endl;
+#endif
+ B.UpdateEdge ( E1, 1.000001 * te1 );
+ B.UpdateVertex ( sae.FirstVertex ( E1 ), 1.000001 * te1 );
+ B.UpdateVertex ( sae.LastVertex ( E1 ), 1.000001 * te1 );
+ B.UpdateEdge ( E2, 1.000001 * te2 );
+ B.UpdateVertex ( sae.FirstVertex ( E2 ), 1.000001 * te2 );
+ B.UpdateVertex ( sae.LastVertex ( E2 ), 1.000001 * te2 );
+
+ myLastFixStatus |= ShapeExtend::EncodeStatus ( ShapeExtend_DONE6 );
+ locMayEdit = Standard_False;
+ }
+ newtol = 1.000001 * maxte;
}
}
- if ( myTopoMode || newtol <= MaxTolerance() ) {
+ if ( locMayEdit || newtol <= MaxTolerance() )
+ {
prevRange1 = newRange1;
prevRange2 = newRange2;
- Standard_Boolean locMayEdit = myTopoMode;
- if ( myTopoMode ) { //:j6 abv 7 Dec 98: ProSTEP TR10 r0601_id.stp #57676 & #58586: do not cut edges because of influence on adjacent faces
+ if ( locMayEdit )
+ {
+ newtol = 1.0001 * ( pnt.Distance ( pint ) + rad );
+ //:j6 abv 7 Dec 98: ProSTEP TR10 r0601_id.stp #57676 & #58586: do not cut edges because of influence on adjacent faces
ShapeFix_SplitTool aTool;
- //if ( ! ShapeFix::CutEdge ( E1, ( isForward1 ? a1 : b1 ), param1, Face(), IsCutLine ) ) {
- if ( ! aTool.CutEdge ( E1, ( isForward1 ? a1 : b1 ), param1, Face(), IsCutLine ) ) {
- if ( V1.IsSame ( Vp ) )
- myLastFixStatus |= ShapeExtend::EncodeStatus ( ShapeExtend_DONE3 );
- else locMayEdit = Standard_False;
- }
- else cutEdge1 = Standard_True; //:h4
- //if ( ! ShapeFix::CutEdge ( E2, ( isForward2 ? b2 : a2 ), param2, Face(), IsCutLine ) ) {
- if ( ! aTool.CutEdge ( E2, ( isForward2 ? b2 : a2 ), param2, Face(), IsCutLine ) ) {
- if ( V2.IsSame ( Vn ) )
- myLastFixStatus |= ShapeExtend::EncodeStatus ( ShapeExtend_DONE4 );
- else locMayEdit = Standard_False;
- }
- else cutEdge2 = Standard_True; //:h4
- }
- if ( locMayEdit &&
- newRange1 <= prevRange1 && newRange2 <= prevRange2 && //rln 09/01/98
- BRep_Tool::SameParameter ( E1 ) &&
- BRep_Tool::SameParameter ( E2 ) ) {
- myLastFixStatus |= ShapeExtend::EncodeStatus ( ShapeExtend_DONE2 );
- pnt = pint;
- if ( tol <= rad ) {
- myLastFixStatus |= ShapeExtend::EncodeStatus ( ShapeExtend_DONE1 );
- tol = 1.001 * rad;
- }
+
+ if ( ! aTool.CutEdge ( E1, ( isForward1 ? a1 : b1 ), param1, Face(), IsCutLine ) ) {
+ if ( V1.IsSame ( Vp ) )
+ myLastFixStatus |= ShapeExtend::EncodeStatus ( ShapeExtend_DONE3 );
+ else locMayEdit = Standard_False;
+ }
+ else cutEdge1 = Standard_True; //:h4
+
+ if ( ! aTool.CutEdge ( E2, ( isForward2 ? b2 : a2 ), param2, Face(), IsCutLine ) ) {
+ if ( V2.IsSame ( Vn ) )
+ myLastFixStatus |= ShapeExtend::EncodeStatus ( ShapeExtend_DONE4 );
+ else locMayEdit = Standard_False;
+ }
+ else cutEdge2 = Standard_True; //:h4
}
- else if(IsCutLine) {
- myLastFixStatus |= ShapeExtend::EncodeStatus ( ShapeExtend_DONE2 );
- pnt = pint;
- if ( tol <= rad ) {
- myLastFixStatus |= ShapeExtend::EncodeStatus ( ShapeExtend_DONE1 );
- tol = 1.001 * rad;
- }
+
+ if ( locMayEdit &&
+ newRange1 <= prevRange1 && newRange2 <= prevRange2 && //rln 09/01/98
+ BRep_Tool::SameParameter ( E1 ) &&
+ BRep_Tool::SameParameter ( E2 ) )
+ {
+ myLastFixStatus |= ShapeExtend::EncodeStatus ( ShapeExtend_DONE2 );
+ pnt = pint;
+ if ( tol <= rad ) {
+ myLastFixStatus |= ShapeExtend::EncodeStatus ( ShapeExtend_DONE1 );
+ tol = 1.001 * rad;
+ }
}
- else { // else increase tolerance
- if (tol < newtol) { //rln 07.04.99 CCI60005-brep.igs
- myLastFixStatus |= ShapeExtend::EncodeStatus ( ShapeExtend_DONE1 );
- tol = newtol;
- }
+ else
+ {
+ if(IsCutLine)
+ {
+ myLastFixStatus |= ShapeExtend::EncodeStatus ( ShapeExtend_DONE2 );
+ pnt = pint;
+ if ( tol <= rad ) {
+ myLastFixStatus |= ShapeExtend::EncodeStatus ( ShapeExtend_DONE1 );
+ tol = 1.001 * rad;
+ }
+ }
+ else
+ { // else increase tolerance
+ if (tol < newtol)
+ { //rln 07.04.99 CCI60005-brep.igs
+ myLastFixStatus |= ShapeExtend::EncodeStatus ( ShapeExtend_DONE1 );
+ tol = newtol;
+ }
+ }
}
}
- else myLastFixStatus |= ShapeExtend::EncodeStatus ( ShapeExtend_FAIL2 );
+ else
+ {
+ myLastFixStatus |= ShapeExtend::EncodeStatus ( ShapeExtend_FAIL2 );
+ }
}
if ( ! LastFixStatus ( ShapeExtend_DONE ) ) return Standard_False;
myLastFixStatus |= ShapeExtend::EncodeStatus ( ShapeExtend_DONE7 );
}
if ( ! myShape.IsNull() ) {
- Message_Msg MSG ("FixAdvWire.FixIntersection.MSG10"); //Edges %d and %d were intersecting, corrected
- MSG.Arg (n1);
- MSG.Arg (n2);
- SendWarning (MSG);
+ SendWarning ( Message_Msg ( "FixAdvWire.FixIntersection.MSG10" ) );// Edges were intersecting, corrected
}
return Standard_True;
}
if(newTolers(i)>0) B.UpdateVertex(TopoDS::Vertex(vertices(i)),newTolers(i));
if ( ! myShape.IsNull() ) {
- Message_Msg MSG ("FixAdvWire.FixIntersection.MSG10"); //Edges %d and %d were intersecting, corrected
- MSG.Arg (n1);
- MSG.Arg (n2);
- SendWarning (MSG);
+ SendWarning ( Message_Msg ( "FixAdvWire.FixIntersection.MSG10" ) );// Edges were intersecting, corrected
}
return Standard_True;
}
else return Standard_False;
}
c2d = bs;
+
+ if ( ! TryNewPCurve ( E, face, c2d, first, last, tol ) ) return Standard_False;
}
catch ( Standard_Failure ) {
-#ifdef DEB
+#ifdef OCCT_DEBUG
cout << "Warning: ShapeFix_Wire::FixLacking: Exception in Geom2d_BSplineCurve::Segment()" << endl;
#endif
return Standard_False;
}
}
-
- if ( ! TryNewPCurve ( E, face, c2d, first, last, tol ) ) return Standard_False;
+
return Standard_True;
}
//=============
//:s2 abv 21 Apr 99: Speculation: try bending pcurves
- Standard_Real bendtol1, bendtol2;
+ Standard_Real bendtol1 = 0., bendtol2 = 0.;
Handle(Geom2d_Curve) bendc1, bendc2;
- Standard_Real bendf1, bendl1, bendf2, bendl2;
+ Standard_Real bendf1 = 0., bendl1 = 0., bendf2 = 0., bendl2 = 0.;
if ( myGeomMode && ! BRep_Tool::IsClosed(E1,face) && ! BRep_Tool::IsClosed(E2,face) ) {
gp_Pnt2d p2d = 0.5 * ( p2d1.XY() + p2d2.XY() );
Standard_Boolean ok1 = TryBendingPCurve (E1, face, p2d, E1.Orientation() == TopAbs_FORWARD,
// insert new edge
if ( doAddDegen ) {
myLastFixStatus |= ShapeExtend::EncodeStatus ( ShapeExtend_DONE3 );
-#ifdef DEB
+#ifdef OCCT_DEBUG
cout << "Warning: ShapeFix_Wire::FixLacking: degenerated edge added" << endl;
#endif
}
FixSelfIntersectingEdge ( n1 );
FixSelfIntersectingEdge ( n2 );
FixIntersectingEdges ( n2 ); //skl 24.04.2003 for OCC58
-#ifdef DEB
+#ifdef OCCT_DEBUG
cout << "Info: ShapeFix_Wire::FixLacking: Bending pcurves" << endl;
#endif
myLastFixStatus |= ShapeExtend::EncodeStatus ( ShapeExtend_DONE5 );
if ( ! Context().IsNull() ) UpdateWire();
Handle(ShapeExtend_WireData) sewd = WireData();
- for (Standard_Integer i = 1; i <= NbEdges() && NbEdges() >= 2; i++) {
- // NbEdges >= 2 -- equality also acceptable (ssv; 16.06.2011; ACIS22569)
-
+ for (Standard_Integer i = 1; i <= NbEdges() && NbEdges() > 2; i++) {
Standard_Real param;
Standard_Integer toRemove;
if(theAdvAnalyzer->CheckNotchedEdges(i,toRemove,param,MinTolerance())){
myLastFixStatus |= ShapeExtend::EncodeStatus ( ShapeExtend_DONE2 );
}
else
- FixDummySeam(n1);
+ {
+ FixDummySeam(n1);
+ // The seam edge is removed from the list. So, need to step back to avoid missing of edge processing
+ i--;
+ }
i--;
if(!Context().IsNull()) //skl 07.03.2002 for OCC180
sbwd->Remove ( i-- );
}
}
+
+//=======================================================================
+//function : FixTails
+//purpose :
+//=======================================================================
+Standard_Boolean ShapeFix_Wire::FixTails()
+{
+ if (myMaxTailWidth < 0 || !IsReady())
+ {
+ return Standard_False;
+ }
+
+ myLastFixStatus = ShapeExtend::EncodeStatus(ShapeExtend_OK);
+ if (!Context().IsNull())
+ {
+ UpdateWire();
+ }
+ Handle(ShapeExtend_WireData) aSEWD = WireData();
+ Standard_Integer aECount = NbEdges(), aENs[] = {aECount, 1};
+ Standard_Boolean aCheckAngle = Standard_True;
+ while (aECount >= 2 && aENs[1] <= aECount)
+ {
+ const TopoDS_Edge aEs[] = {aSEWD->Edge(aENs[0]), aSEWD->Edge(aENs[1])};
+ TopoDS_Edge aEParts[2][2];
+ if (!myAnalyzer->CheckTail(aEs[0], aEs[1],
+ aCheckAngle ? myMaxTailAngleSine : -1, myMaxTailWidth, MaxTolerance(),
+ aEParts[0][0], aEParts[0][1], aEParts[1][0], aEParts[1][1]))
+ {
+ aENs[0] = aENs[1]++;
+ aCheckAngle = Standard_True;
+ continue;
+ }
+
+ // Provide not less than 1 edge in the result wire.
+ Standard_Integer aSplitCounts[] =
+ {aEParts[0][1].IsNull() ? 0 : 1, aEParts[1][1].IsNull() ? 0 : 1};
+ const Standard_Integer aRemoveCount =
+ (aEParts[0][0].IsNull() ? 0 : 1) + (aEParts[1][0].IsNull() ? 0 : 1);
+ if (aECount + aSplitCounts[0] + aSplitCounts[1] < 1 + aRemoveCount)
+ {
+ aENs[0] = aENs[1]++;
+ aCheckAngle = Standard_True;
+ continue;
+ }
+
+ // Split the edges.
+ for (Standard_Integer aEI = 0; aEI < 2; ++aEI)
+ {
+ if (aSplitCounts[aEI] == 0)
+ {
+ continue;
+ }
+
+ // Replace the edge by the wire of its parts in the shape.
+ const TopoDS_Edge aE = aEs[aEI];
+ if (!Context().IsNull())
+ {
+ TopoDS_Wire aEWire;
+ BRep_Builder().MakeWire(aEWire);
+ BRep_Builder().Add(aEWire, aEParts[aEI][0]);
+ BRep_Builder().Add(aEWire, aEParts[aEI][1]);
+ TopoDS_Edge aFE = TopoDS::Edge(aE.Oriented(TopAbs_FORWARD));
+ Context()->Replace(aFE, aEWire);
+ }
+
+ // Replace the edge by its parts in the edge wire.
+ const TopAbs_Orientation aOrient = aE.Orientation();
+ aEParts[aEI][0].Orientation(aOrient);
+ aEParts[aEI][1].Orientation(aOrient);
+ const Standard_Integer aFirstPI = (aOrient != TopAbs_REVERSED) ? 0 : 1;
+ const Standard_Integer aAdd =
+ (aEI == 0 || aENs[1] < aENs[0]) ? 0 : aSplitCounts[0];
+ aSEWD->Set(aEParts[aEI][aFirstPI], aENs[aEI] + aAdd);
+ aSEWD->Add(aEParts[aEI][1 - aFirstPI], aENs[aEI] + 1 + aAdd);
+ }
+
+ // Remove the tail.
+ if (aRemoveCount == 2)
+ {
+ aCheckAngle = Standard_True;
+ FixDummySeam(aENs[0] + aSplitCounts[0] +
+ ((aENs[0] < aENs[1]) ? 0 : aSplitCounts[1]));
+ if (!Context().IsNull())
+ {
+ UpdateWire();
+ }
+ myLastFixStatus |= ShapeExtend::EncodeStatus(ShapeExtend_DONE);
+
+ if (aSplitCounts[0] + aSplitCounts[1] == 2)
+ {
+ aENs[0] = aENs[1]++;
+ continue;
+ }
+
+ if (aSplitCounts[0] == aSplitCounts[1])
+ {
+ aECount -= 2;
+ if (aENs[1] >= 3)
+ {
+ --aENs[0];
+ --aENs[1];
+ }
+ else
+ {
+ aENs[0] = aECount;
+ aENs[1] = 1;
+ }
+ aCheckAngle = Standard_False;
+ }
+ else
+ {
+ --aECount;
+ if (aSplitCounts[0] != 0)
+ {
+ aENs[0] = (aENs[0] <= aECount) ? aENs[0] : aECount;
+ }
+ else
+ {
+ if (aENs[1] >= 3)
+ {
+ --aENs[0];
+ --aENs[1];
+ }
+ else
+ {
+ aENs[0] = aECount;
+ aENs[1] = 1;
+ }
+ }
+ }
+ }
+ else
+ {
+ aCheckAngle = Standard_False;
+ --aECount;
+ const Standard_Integer aRI = aEParts[0][0].IsNull() ? 1 : 0;
+ if (aSplitCounts[aRI] != 0)
+ {
+ if (aRI == 0)
+ {
+ if (aENs[1] >= 3)
+ {
+ --aENs[0];
+ --aENs[1];
+ }
+ else
+ {
+ aENs[0] = aECount;
+ aENs[1] = 1;
+ }
+ }
+ else
+ {
+ aENs[0] = (aENs[1] > 1) ? aENs[0] : aECount;
+ }
+ }
+ aSEWD->Remove(aENs[aRI] + ((aRI != 0 || aSplitCounts[0] == 0) ? 0 : 1));
+ if (!Context().IsNull())
+ {
+ Context()->Remove(aEs[aRI].Oriented(TopAbs_FORWARD));
+ UpdateWire();
+ }
+ myLastFixStatus |= ShapeExtend::EncodeStatus(ShapeExtend_DONE);
+ }
+ }
+ myStatusNotches = myLastFixStatus;
+ return ShapeExtend::DecodeStatus(myLastFixStatus, ShapeExtend_DONE);
+}