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0022717: Exception during sewing

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This commit is contained in:
AMA 2011-12-29 11:41:55 +00:00 committed by bugmaster
parent dc161d81d3
commit dfc06d1f07
4 changed files with 10 additions and 5 deletions
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2
src/BRepLib/BRepLib.cdl
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@ -191,7 +191,7 @@ is
---Purpose: Computes the 3d curve for the edge <E> if it does
-- not exist. Returns True if the curve was computed
-- or existed. Returns False if there is no planar
-- pcurve.
-- pcurve or the computation failed.
-- <MaxSegment> >= 30 in approximation
BuildCurves3d(S : Shape from TopoDS ;

6
src/BRepLib/BRepLib.cxx
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@ -347,7 +347,8 @@ Standard_Boolean BRepLib::BuildCurve3d(const TopoDS_Edge& AnEdge,
// compute the 3d curve
gp_Ax2 axes = P->Position().Ax2();
Handle(Geom_Curve) C3d = GeomLib::To3d(axes,PC);
if (C3d.IsNull())
return Standard_False;
// update the edge
Standard_Real First, Last;
@ -419,7 +420,8 @@ Standard_Boolean BRepLib::BuildCurve3d(const TopoDS_Edge& AnEdge,
//Patch
//max_deviation = Max(tolerance, max_deviation) ;
max_deviation = Max( tolerance, Tolerance );
if (NewCurvePtr.IsNull())
return Standard_False;
Standard_Boolean is_closed ;
is_closed = AnEdge.Closed() ;
B.UpdateEdge(TopoDS::Edge(AnEdge),

2
src/ShapeBuild/ShapeBuild_Edge.cxx
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@ -589,6 +589,8 @@ Standard_Boolean ShapeBuild_Edge::BuildCurve3d (const TopoDS_Edge& edge) const
Handle(Geom_Curve) c3d;
Standard_Real f,l;
c3d = BRep_Tool::Curve(edge,f,l);
if (c3d.IsNull())
return Standard_False;
// 15.11.2002 PTV OCC966
if(!IsPeriodic(c3d)) {
Standard_Boolean isLess = Standard_False;

5
src/ShapeFix/ShapeFix_Wire.cxx
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@ -668,14 +668,15 @@ Standard_Boolean ShapeFix_Wire::FixEdgeCurves()
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 );
FixConnected (i + 1, Precision());
}
myStatusEdgeCurves |= ShapeExtend::EncodeStatus ( ShapeExtend_FAIL5 );
}