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0032444: Modeling Algorithm - BRepOffsetAPI_MakePipeShell crash when using -DT mode and DT_ShapeDivide on the spine

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Added checking for null edges in BRepFill_TrimShellCorner::ChooseSection()
This commit is contained in:
akaftasev 2021-10-20 13:02:09 +03:00 committed by smoskvin
parent 3ea347e562
commit 0c4931e873
2 changed files with 30 additions and 0 deletions
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5
src/BRepFill/BRepFill_TrimShellCorner.cxx
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@ -890,6 +890,11 @@ Standard_Boolean BRepFill_TrimShellCorner::ChooseSection(const TopoDS_Shape& Com
if (LastEdge.IsNull())
return Standard_False;
if (FirstEdge.IsNull() || LastEdge.IsNull())
{
return Standard_False;
}
BB.Add(NewWire, FirstEdge);
if (!FirstEdge.IsSame(LastEdge))

25
tests/bugs/modalg_7/bug32444 Normal file
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@ -0,0 +1,25 @@
puts "============================================"
puts "0032444: BRepOffsetAPI_MakePipeShell crash when using -DT mode and DT_ShapeDivide on the spine"
puts "============================================"
puts ""
restore [locate_data_file bug32444.brep] s
restore [locate_data_file bug32444_1.brep] p1
restore [locate_data_file bug32444_2.brep] p2
restore [locate_data_file bug32444_3.brep] p3
restore [locate_data_file bug32444_4.brep] p4
restore [locate_data_file bug32444_5.brep] p5
restore [locate_data_file bug32444_6.brep] p6
DT_ShapeDivide s s 0.001
mksweep s
setsweep -DT
addsweep p1
addsweep p2
addsweep p3
addsweep p4
addsweep p5
addsweep p6
buildsweep r -C -S