From: blobfish <blobfish@gmx.com>
Date: Sun, 28 Aug 2022 10:00:30 +0000 (+0100)
Subject: [PATCH 6/7] BRepOffset_Tool: TryProject: Check return of BRepLib::BuildCurve3d. Might... 
X-Git-Tag: archive/raspbian/7.6.3+dfsg1-3+rpi1^2~2
X-Git-Url: https://dgit.raspbian.org/?a=commitdiff_plain;h=6f71ab371a50ea1871f0c344fbcca6b821ef546d;p=opencascade.git

[PATCH 6/7] BRepOffset_Tool: TryProject: Check return of BRepLib::BuildCurve3d. Might be degenerate edge, so no curve



Gbp-Pq: Name 0006-BRepOffset_Tool-TryProject-Check-return-of-BRepLib-B.patch
---

diff --git a/src/BRepOffset/BRepOffset_Tool.cxx b/src/BRepOffset/BRepOffset_Tool.cxx
index 97cc14cd2..0f1d4f056 100644
--- a/src/BRepOffset/BRepOffset_Tool.cxx
+++ b/src/BRepOffset/BRepOffset_Tool.cxx
@@ -1891,7 +1891,8 @@ Standard_Boolean BRepOffset_Tool::TryProject
     TopoDS_Edge CurE     = TopoDS::Edge(it.Value());
     Handle(Geom_Curve) C = BRep_Tool::Curve(CurE,L,f,l);
     if (C.IsNull()) {
-      BRepLib::BuildCurve3d(CurE,BRep_Tool::Tolerance(CurE));
+      if (!BRepLib::BuildCurve3d(CurE,BRep_Tool::Tolerance(CurE)))
+        continue;
       C  = BRep_Tool::Curve(CurE,L,f,l);
     }
     C = new Geom_TrimmedCurve(C,f,l);