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0029573: ConcatenateWireC0 crashes on two edges wire

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Wrong setting first/last vertices is fixed
Test case added
This commit is contained in:
ifv 2018-07-27 10:21:43 +03:00 committed by bugmaster
parent 7686e915e2
commit 73a7509fde
2 changed files with 16 additions and 2 deletions
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4
src/BRepAlgo/BRepAlgo.cxx
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@ -421,9 +421,9 @@ TopoDS_Edge BRepAlgo::ConcatenateWireC0(const TopoDS_Wire& aWire)
isReverse = !IsFwdSeq(1);
}
TopoDS_Vertex FirstVtx_final = (isReverse)? LastVertex : FirstVertex;
TopoDS_Vertex FirstVtx_final = FirstVertex;
FirstVtx_final.Orientation(TopAbs_FORWARD);
TopoDS_Vertex LastVtx_final = (isReverse)? FirstVertex : LastVertex;
TopoDS_Vertex LastVtx_final = LastVertex;
LastVtx_final.Orientation(TopAbs_REVERSED);
if (CurveSeq.IsEmpty())

14
tests/bugs/modalg_7/bug29573 Normal file
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@ -0,0 +1,14 @@
puts "========"
puts "0029573: ConcatenateWireC0 crashes on two edges wire"
puts "========"
puts ""
restore [locate_data_file bug29573.brep] w
explode w
concatC0wire r1 w_1
checknbshapes r1 -vertex 2 -edge 1
concatC0wire r2 w_2
checknbshapes r2 -vertex 2 -edge 1