DiscussionsIssue archiveOCCT:Modeling Algorithms

Archived issue #0032973

Modeling Algorithms - Regression in BRepExtrema_DistShapeShape compared with 7.5

CommunityOCCT:Modeling Algorithmsclosed6 public notes

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Description

Wrong results for given shapes, see attached picture, left view - wrong solution, right view - solution for version 7.5.0

correct distance is 2185.9739179983058

Steps to reproduce

test case bugs modalg_8 bug32973

or

restore [locate_data_file bug29313_Nozzle45.brep] s1
restore [locate_data_file bug29313_RobotArm6.brep] s2

distmini d s1 s2
dval d_val
1088.8513614589781

Public activity

6 archived notes

Participants are labeled by their role within this record.

01Commenter 1
Attachment 1 (PNG) (76,829 bytes)   
02Commenter 2
Branch [archived branch] has been created by Author.

[revision removed]


Detailed log of new commits:

Author: Author
Date: Mon May 16 11:37:40 2022 +0300

    0032973: Modeling Algorithms - Regression in BRepExtrema_DistShapeShape compared with 7.5
    
    BRepExtrema/BRepExtrema_ExtCF.cxx - set correct using BRepAdaptor_Curve in Extrema
    tests/bugs/modalg_8/bug32973 - new test case added
03Commenter 3
Branch CR32973 is ready for review

Branches for integration
OCCT - CR32973
Products - not

Test result
http://jenkins-test-08.nnov.opencascade.com/view/CR32973-master-IFV/view/COMPARE/
04Commenter 2
Branch [archived branch] has been updated forcibly by Participant.

[revision removed]
05Commenter 5
Combination -
OCCT branch : [archived branch]
master SHA - [revision removed]
[revision removed]
Products branch : [archived branch] SHA - [revision removed]
was compiled on Linux, MacOS and Windows platforms and tested in optimize mode.

Number of compiler warnings:
No new/fixed warnings

Regressions/Differences/Improvements:
No regressions/differences

CPU differences:
Debian80-64:
OCCT
Total CPU difference: 18673.29000000065 / 18725.070000000575 [-0.28%]
Products
Total CPU difference: 11729.870000000092 / 11731.410000000136 [-0.01%]
Windows-64-VC14:
OCCT
Total CPU difference: 20661.390625 / 20657.984375 [+0.02%]
Products
Total CPU difference: 13282.171875 / 13258.375 [+0.18%]


Image differences :
No differences that require special attention

Memory differences :
No differences that require special attention
06Commenter 2
Branch [archived branch] has been deleted by Participant.

[revision removed]

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