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IDProjectCategoryView StatusLast Update
0029875Open CASCADEOCCT:Modeling Algorithmspublic2021-08-29 18:51
ReporternbvAssigned Tomsv  
Status newResolutionopen 
Target Version7.7.0 
Summary0029875: Intersection algorithm produces curve with bend
DescriptionIntersection algorithm between cylinder and sphere produces curve with bend. Both ends of the curve lie in the pole of the sphere.
Steps To Reproducetest bugs modalg_6 bug27431

pload ALL
restore [locate_data_file OCC13116_sh1.brep] b1
restore [locate_data_file OCC13116_sh2.brep] b2

explode b1 f
explode b2 f

settolerance b1_3 2.34623727264857e-007
settolerance b2_1 2.e-7
bopcurves b1_3 b2_1 -2d

don c2d1_2
TagsNo tags attached.
Test case number

Attached Files

  • Invalid curve.PNG (6,140 bytes)



2018-06-18 10:18


Invalid curve.PNG (6,140 bytes)


2018-06-18 10:20

developer   ~0076808

This problem has been detected while fixing bug 0029807 and it is reproduced on the current MASTER version.

Issue History

Date Modified Username Field Change
2018-06-18 10:18 nbv New Issue
2018-06-18 10:18 nbv Assigned To => msv
2018-06-18 10:18 nbv File Added: Invalid curve.PNG
2018-06-18 10:20 nbv Note Added: 0076808
2018-06-18 11:04 nbv Steps to Reproduce Updated
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