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Modeling - Improve handling of polygon parameters in NURBS conversion (#410)

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Pasukhin Dmitry 2025-03-05 16:48:41 +01:00 committed by GitHub
parent 811e6c7f0d
commit 8cb6ea8b0e
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1 changed files with 18 additions and 17 deletions
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35
src/BRepTools/BRepTools_NurbsConvertModification.cxx
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@ -508,24 +508,25 @@ Standard_Boolean BRepTools_NurbsConvertModification::NewPolygon(const TopoDS_Edg
return Standard_False;
}
// update parameters of polygon
if (thePoly->HasParameters())
if (!thePoly->HasParameters())
{
Standard_Real aTol = BRep_Tool::Tolerance(theEdge);
Standard_Real aFirst, aLast;
Handle(Geom_Curve) aCurve = BRep_Tool::Curve(theEdge, aFirst, aLast);
Handle(Geom_Curve) aNewCurve = newCurve(myMap, theEdge, aFirst, aLast);
if (aCurve.IsNull() || aNewCurve.IsNull()) // skip processing degenerated edges
{
return Standard_False;
}
TColStd_Array1OfReal& aParams = thePoly->ChangeParameters();
for (Standard_Integer anInd = aParams.Lower(); anInd <= aParams.Upper(); ++anInd)
{
Standard_Real& aParam = aParams(anInd);
gp_Pnt aPoint = aCurve->Value(aParam);
newParameter(aPoint, aNewCurve, aFirst, aLast, aTol, aParam);
}
return Standard_False;
}
// update parameters of polygon
Standard_Real aTol = BRep_Tool::Tolerance(theEdge);
Standard_Real aFirst, aLast;
Handle(Geom_Curve) aCurve = BRep_Tool::Curve(theEdge, aFirst, aLast);
Handle(Geom_Curve) aNewCurve = newCurve(myMap, theEdge, aFirst, aLast);
if (aCurve.IsNull() || aNewCurve.IsNull()) // skip processing degenerated edges
{
return Standard_False;
}
TColStd_Array1OfReal& aParams = thePoly->ChangeParameters();
for (Standard_Integer anInd = aParams.Lower(); anInd <= aParams.Upper(); ++anInd)
{
Standard_Real& aParam = aParams(anInd);
gp_Pnt aPoint = aCurve->Value(aParam);
newParameter(aPoint, aNewCurve, aFirst, aLast, aTol, aParam);
}
return Standard_True;
}