DiscussionsIssue archiveOCCT:Modeling Algorithms

Archived issue #0024421

Sewing changes orientations of some subshapes.

Open CASCADEOCCT:Modeling Algorithmsnew2 public notes

Search issues

Description

In result of following script executing, shell with "bad orientation" is got.

In source compound all faces are forward. After sewing operation, we have 54 "forward"-faces and 2 reversed. As result, shape is not valid in terms of "checkshape" (BRepCheck_BadOrientationOfSubshape).

Steps to reproduce

igesread Rohteil_Pmod.igs s *
normals s 100
sewing r s
normals r 100
mksol rr r
checkshape rr

Public activity

2 archived notes

Participants are labeled by their role within this record.

01Commenter 1
Branch [archived branch] has been created by Participant.

[revision removed]


Detailed log of new commits:

Author: apv
Date: Wed Jul 26 16:13:39 2017 +0300

    Test for 0024421: Sewing changes orientations of some subshapes.
02Commenter 2
Problem described in issue is reproduced on current state of OCCT.

Related records