OpenCascade/occt
1
0
Fork 0
mirror of https://git.dev.opencascade.org/repos/occt.git synced 2025-04-03 17:56:21 +03:00
Code Packages Releases Activity

Modeling - SIGSEGV BRepAdaptor_Curve2d and UnifySameDomain #372

Browse Source 
SIGSEGV with MakeVertexInsideFace.
Fixed exceptions with loading null curve and using out of range index.
By K.Leontev. [bos #37951]
This commit is contained in:
jfa 2023-10-17 10:06:58 +01:00 committed by dpasukhi
parent 5b574af01f
commit 6f42ada2e6
2 changed files with 15 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

9
src/BRepAdaptor/BRepAdaptor_Curve2d.cxx
View File

@ -57,9 +57,12 @@ void BRepAdaptor_Curve2d::Initialize(const TopoDS_Edge& E, const TopoDS_Face& F)
{ {
myEdge = E; myEdge = E;
myFace = F; myFace = F;
Standard_Real pf, pl; Standard_Real aFirs, aLast;
const Handle(Geom2d_Curve) PC = BRep_Tool::CurveOnSurface(E, F, pf, pl); const Handle(Geom2d_Curve) aPCurve = BRep_Tool::CurveOnSurface(E, F, aFirs, aLast);
Geom2dAdaptor_Curve::Load(PC, pf, pl); if (!aPCurve.IsNull())
{
Geom2dAdaptor_Curve::Load(aPCurve, aFirs, aLast);
}
} }
//================================================================================================= //=================================================================================================

10
src/ShapeUpgrade/ShapeUpgrade_UnifySameDomain.cxx
View File

@ -435,9 +435,17 @@ static Standard_Boolean FindCoordBounds(const TopTools_SequenceOfShape&
theNumberOfIntervals = aPairSeq.Length(); theNumberOfIntervals = aPairSeq.Length();
if (aPairSeq.Length() == 2) if (aPairSeq.Length() == 2)
{
theMinCoord = aPairSeq(2).first - thePeriod; theMinCoord = aPairSeq(2).first - thePeriod;
else }
else if (aPairSeq.Length() > 0)
{
theMinCoord = aPairSeq(1).first; theMinCoord = aPairSeq(1).first;
}
else
{
return Standard_False;
}
theMaxCoord = aPairSeq(1).second; theMaxCoord = aPairSeq(1).second;
return Standard_True; return Standard_True;