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0030203: ProjLib_ComputeApproxOnPolarSurface::BuildInitialCurve2d array out of bound

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Bug fixing: avoiding calculation if tPp == NbOfPnts
This commit is contained in:
ifv
2018-10-16 17:10:44 +03:00
committed by apn
parent d8406b2f3a
commit e5826d916c
2 changed files with 32 additions and 20 deletions
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38
src/ProjLib/ProjLib_ComputeApproxOnPolarSurface.cxx
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@@ -1180,32 +1180,30 @@ Handle(Adaptor2d_HCurve2d)
}
}
if( tPp != 0 ) {
if (tPp != 0 && tPp != NbOfPnts) {
gp_Pnt2d aPp = gp_Pnt2d(u,v);
gp_Pnt2d aPn;
j = 1;
Standard_Boolean isFound = Standard_False;
while( !isFound ) {
Curve->D0( Param.Value(tPp+j), pntproj );
for (j = tPp + 1; j <= NbOfPnts; ++j)
{
Curve->D0( Param.Value(j), pntproj );
Extrema_ExtPS aTPS( pntproj, Surf->Surface(), TolU, TolV );
Dist2Min = 1.e+200;
Standard_Integer indExt = 0;
Dist2Min = RealLast();
if( aTPS.IsDone() && aTPS.NbExt() >= 1 ) {
for( i = 1 ; i <= aTPS.NbExt() ; i++ ) {
if( aTPS.SquareDistance(i) < DistTol3d2 && aTPS.SquareDistance(i) < Dist2Min ) {
Dist2Min = aTPS.SquareDistance(i);
indExt = i;
isFound = Standard_True;
}
}
Standard_Integer indExt = 0;
for (i = 1; i <= aTPS.NbExt(); i++) {
if (aTPS.SquareDistance(i) < DistTol3d2 && aTPS.SquareDistance(i) < Dist2Min) {
Dist2Min = aTPS.SquareDistance(i);
indExt = i;
}
}
if (indExt > 0) {
aTPS.Point(indExt).Parameter(u,v);
aPn = gp_Pnt2d(u,v);
isFound = Standard_True;
break;
}
}
if( isFound ) {
aTPS.Point(indExt).Parameter(u,v);
aPn = gp_Pnt2d(u,v);
break;
}
j++;
if( (tPp+j) > NbOfPnts ) break;
}
if( isFound ) {