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0026270: GeomFill_NSections constructor crash

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Correction of code to avoid of usage of undefined associated parameters in order not to get exception in constructor.
Creation of test case for this issue
This commit is contained in:
ema
2016-07-08 14:01:12 +03:00
committed by bugmaster
parent 59ec40f804
commit 056072196c
3 changed files with 79 additions and 6 deletions
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20
src/GeomFill/GeomFill_NSections.cxx
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@@ -208,6 +208,10 @@ static void ResultEval(const Handle(Geom_BSplineSurface)& surf,
GeomFill_NSections::GeomFill_NSections(const TColGeom_SequenceOfCurve& NC)
{
mySections = NC;
UFirst = 0.;
ULast = 1.;
VFirst = 0.;
VLast = 1.;
myRefSurf.Nullify();
ComputeSurface();
}
@@ -565,16 +569,20 @@ GeomFill_NSections::GeomFill_NSections(const TColGeom_SequenceOfCurve& NC,
Standard_Integer Nbcurves = mySections.Length();
Standard_Integer Nbpar = myParams.Length();
Handle(TColStd_HArray1OfReal) HPar
= new TColStd_HArray1OfReal(1,Nbpar);
for (i=1;i<=Nbpar;i++) {
HPar->SetValue(i,myParams(i));
if (Nbpar > 0)
{
Handle(TColStd_HArray1OfReal) HPar
= new TColStd_HArray1OfReal(1, Nbpar);
for (i = 1; i <= Nbpar; i++) {
HPar->SetValue(i, myParams(i));
}
section.SetParam(HPar);
}
section.SetParam(HPar);
section.Perform(Precision::PConfusion());
Handle(GeomFill_Line) line = new GeomFill_Line(Nbcurves);
Standard_Integer nbIt = 0, degmin = 2, degmax = 6;
Standard_Boolean knownP = Standard_True;
Standard_Boolean knownP = Nbpar > 0;
GeomFill_AppSurf anApprox(degmin, degmax, myPres3d, myPres3d, nbIt, knownP);
Standard_Boolean SpApprox = Standard_True;
anApprox.Perform(line, section, SpApprox);