MantisBT - Open CASCADE
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0029619Open CASCADE[OCCT] OCCT:Modeling Algorithmspublic2018-03-22 19:542018-04-10 13:45
jgv 
msv 
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newopen 
 
[OCCT] 7.4.0* 
0029619: BRepOffset_MakeOffset algorithm fails on a shape containing closed face with C0 regularity
BRepOffset_MakeOffset algorithm fails on a shape containing a face based on u-closed non-periodic surface and having sharp seam edge.
beziercurve bc1 5 5 5 5 5 -5 5 -5 -5 5 -5 5 5 5 5 5
mkedge e1 bc1
wire UpCover e1
beziercurve bc2 5 4 4 -5 4 -4 -5 -4 -4 -5 -4 4 -5 4 4 -5
mkedge e2 bc2
wire BottomCover e2
thrusections s 1 1 UpCover BottomCover
donly s

offsetparameter 1e-7 c i
offsetload s -1.
offsetperform r
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related to 0005805closed bugmaster Open CASCADE BRepOffsetAPI_MakeThickSolid behaves unstably and produces very different results. 
Issue History
2018-03-22 19:54jgvNew Issue
2018-03-22 19:54jgvAssigned To => msv
2018-03-22 19:54jgvRelationship addedrelated to 0005805
2018-04-10 13:45abvRelationship addedrelated to 0029591

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