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0033028: Standard_ConstructionError while using ShapeUpgrade_UnifySameDomain

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Additional check if the sequence of circular edges is a closed chain.
This commit is contained in:
azv
2022-06-27 09:57:42 +03:00
committed by smoskvin
parent 6bf38f219b
commit 581016faeb
2 changed files with 51 additions and 1 deletions
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16
src/ShapeUpgrade/ShapeUpgrade_UnifySameDomain.cxx
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@@ -2058,8 +2058,22 @@ Standard_Boolean ShapeUpgrade_UnifySameDomain::MergeSubSeq(const TopTools_Sequen
TopoDS_Vertex V[2];
V[0] = sae.FirstVertex(FE);
V[1] = sae.LastVertex(TopoDS::Edge(theChain.Last()));
Standard_Boolean isClosed = V[0].IsSame(V[1]);
if (!isClosed)
{
// additionally check the points for equality to make a final decision about closedness of the result curve
gp_Pnt aP0 = BRep_Tool::Pnt(V[0]);
gp_Pnt aP1 = BRep_Tool::Pnt(V[1]);
Standard_Real aTol = Max(BRep_Tool::Tolerance(V[0]), BRep_Tool::Tolerance(V[1]));
if (aP0.SquareDistance(aP1) < aTol * aTol)
{
isClosed = Standard_True;
V[1] = V[0];
V[1].Reverse();
}
}
TopoDS_Edge E;
if (V[0].IsSame(V[1])) {
if (isClosed) {
// closed chain
BRepAdaptor_Curve adef(FE);
Handle(Geom_Circle) Cir1;