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IDProjectCategoryView StatusDate SubmittedLast Update
0029619Open CASCADEOCCT:Modeling Algorithmspublic2018-03-22 19:542022-10-24 10:43
ReporterjgvAssigned Tomsv 
PrioritynormalSeverityminor 
Status newResolutionopen 
Target Version7.8.0 
Summary0029619: BRepOffset_MakeOffset algorithm fails on a shape containing closed face with C0 regularity
DescriptionBRepOffset_MakeOffset algorithm fails on a shape containing a face based on u-closed non-periodic surface and having sharp seam edge.
Steps To Reproducebeziercurve 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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Relationships

related to 0005805 closedbugmaster Open CASCADE BRepOffsetAPI_MakeThickSolid behaves unstably and produces very different results. 

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Issue History

Date Modified Username Field Change
2018-03-22 19:54 jgv New Issue
2018-03-22 19:54 jgv Assigned To => msv
2018-03-22 19:54 jgv Relationship added related to 0005805
2019-08-12 17:45 msv Target Version 7.4.0 => 7.5.0
2020-09-14 22:53 msv Target Version 7.5.0 => 7.6.0
2021-08-29 18:51 msv Target Version 7.6.0 => 7.7.0
2022-10-24 10:43 szy Target Version 7.7.0 => 7.8.0