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0024924: ShapeFix_SplitTool doesn't verify the new range after cutting an edge

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Validate the new cut range before setting it to edge
This commit is contained in:
razmyslovich 2014-05-14 17:20:14 +02:00 committed by apn
parent 16a1f26537
commit c471a1ba18
1 changed files with 23 additions and 1 deletions
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24
src/ShapeFix/ShapeFix_SplitTool.cxx
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@ -32,6 +32,7 @@
#include <TopoDS.hxx>
#include <TopoDS_Wire.hxx>
#include <TopExp_Explorer.hxx>
#include <ShapeAnalysis_Curve.hxx>
//=======================================================================
@ -238,8 +239,29 @@ Standard_Boolean ShapeFix_SplitTool::CutEdge(const TopoDS_Edge &edge,
if( Abs(Abs(a-b)-aRange) < Precision::PConfusion() ) return Standard_False;
if( aRange<10.*Precision::PConfusion() ) return Standard_False;
Handle(Geom_Curve) c = BRep_Tool::Curve(edge, a, b);
ShapeAnalysis_Curve sac;
a = Min(pend,cut);
b = Max(pend,cut);
Standard_Real na = a, nb = b;
BRep_Builder B;
B.Range( edge, Min(pend,cut), Max(pend,cut) );
if (!BRep_Tool::Degenerated(edge) && !c.IsNull() && sac.ValidateRange(c, na, nb, Precision::PConfusion()) && (na != a || nb != b) )
{
B.Range( edge, na, nb, Standard_True );
ShapeAnalysis_Edge sae;
if(sae.HasPCurve(edge,face))
{
B.SameRange(edge,Standard_False);
}
ShapeFix_Edge sfe;
sfe.FixSameParameter(edge);
}
else
{
B.Range( edge, a, b, Standard_False );
}
return Standard_True;
}