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0032226Open CASCADE[OCCT] OCCT:Modeling Algorithmspublic2021-03-18 12:242021-04-09 14:15
[OCCT] 7.6.0* 
0032226: Modeling Algorithms - Bad models with BRepCheck_CollapsedEdge checkshape error
There are incorrect models on which the "checkshape" command gives an BRepCheck_CollapsedEdge error. I dont know now how fix these models, my be they are really fatally bad. This issue will be containts list of them.
List of bad models:
- bug31144.brep
- result in test bugs modalg_1 bug10232
- bugs modalg_2 bug287
- bugs modalg_2 bug406
- bugs modalg_2 bug22770_3
- bugs modalg_2 bug22770_5
- bugs modalg_2 bug22770_18
- bugs modalg_2 bug22770_20
- bugs modalg_7 bug27614
- bugs modalg_7 bug28786_4
- bugs step bug30052_3
- bugs vis bug28936
- draft angle L4
- heal split_closed_faces E4
- heal split_closed_faces E5
- heal split_closed_faces E6
- heal split_closed_faces E9
- heal surface_to_bspline E5
- heal surface_to_bspline E6
- heal surface_to_bspline E7
- heal surface_to_bspline F1
- sewing tol_100 C3
- sewing tol_100 C5
- sewing tol_100 J4
- sewing tol_100 J5
- sewing tol_100 M8

No tags attached.
related to 0031871assigned asuraven Open CASCADE Modeling Algorithms - Elaborate consistent shape validity criteria 
related to 0031144closed bugmaster Open CASCADE Shape Healing - ShapeAnalysis::OuterWire() infinite loop on solid obtained from IFC 
related to 0010232closed jgv Open CASCADE Exception "Segmentation violation" in Boolean Operations 
related to 0000287closed  Open CASCADE Created meshes for shading (file BRepMesh_FastDiscret.cxx) for some faces are wrong. These faces are incorrect shaded in 3D view 
related to 0000406closed eap Open CASCADE checkshape says face is Ok, but it looks invalid 
Issue History
2021-03-18 12:24asuravenNew Issue
2021-03-18 12:24asuravenAssigned To => asuraven
2021-03-18 12:25asuravenRelationship addedrelated to 0031871
2021-03-18 12:25asuravenRelationship addedrelated to 0023731
2021-03-18 12:25asuravenRelationship addedrelated to 0031144
2021-03-18 12:25asuravenNote Added: 0099572
2021-03-18 12:47msvNote Added: 0099573
2021-03-19 12:23asuravenRelationship addedrelated to 0010232
2021-03-19 12:24asuravenAdditional Information Updatedbug_revision_view_page.php?rev_id=24740#r24740
2021-03-19 12:47asuravenAdditional Information Updatedbug_revision_view_page.php?rev_id=24741#r24741
2021-03-19 12:47asuravenRelationship addedrelated to 0000287
2021-03-22 11:25asuravenAdditional Information Updatedbug_revision_view_page.php?rev_id=24763#r24763
2021-03-22 11:25asuravenRelationship addedrelated to 0000406
2021-03-22 16:48asuravenAdditional Information Updatedbug_revision_view_page.php?rev_id=24768#r24768
2021-03-22 16:48asuravenRelationship addedrelated to 0022770
2021-03-29 09:34asuravenAdditional Information Updatedbug_revision_view_page.php?rev_id=24840#r24840
2021-03-30 17:24asuravenAdditional Information Updatedbug_revision_view_page.php?rev_id=24915#r24915
2021-03-30 18:59asuravenAdditional Information Updatedbug_revision_view_page.php?rev_id=24920#r24920
2021-03-31 13:58asuravenAdditional Information Updatedbug_revision_view_page.php?rev_id=24936#r24936
2021-04-05 19:32asuravenAdditional Information Updatedbug_revision_view_page.php?rev_id=24988#r24988
2021-04-06 17:43asuravenAdditional Information Updatedbug_revision_view_page.php?rev_id=25000#r25000
2021-04-07 18:37asuravenAdditional Information Updatedbug_revision_view_page.php?rev_id=25021#r25021
2021-04-09 14:15asuravenAdditional Information Updatedbug_revision_view_page.php?rev_id=25023#r25023

2021-03-18 12:25   
2021-03-18 12:47   
Note that call of 'checkshape' is not needed in the test 'bugs mesh bug31144' to check the bug 0031144.