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IDProjectCategoryView StatusDate SubmittedLast Update
0029191Open CASCADE[OCCT] OCCT:Visualizationpublic2017-10-06 12:172017-10-06 15:11
Assigned Tokgv 
PlatformOSOS Version
Product Version[OCCT] 6.8.0 
Target Version[OCCT] 7.4.0*Fixed in Version 
Summary0029191: Visualization - viewer rotations are not smooth
DescriptionWhen displayed shape is flat, after resetting the view so that the shape becomes parallel to the screen, rotations of the viewer by mouse become not smooth: even small movements lead to strange jumps. Sometimes parts of the shape get clipped by front or rear clip planes.
Steps To ReproduceDRAW script to prepare scene:

pload AISV
restore [locate_data_file bug29191.brep] a
# when sub-shapes are displayed separately, effect is more noticeable
foreach s [explode a] { vdisplay $s }
TagsNo tags attached.
Test case number
Attached Fileszip file icon (187,696 bytes) 2017-10-06 12:20
? file icon occ_2d_rotate_KO.mp4 (1,784,638 bytes) 2017-10-06 13:52

- Relationships
child of 0025063closedbugmaster Open CASCADE Visualization - 2D objects are not displayed at some camera positions 

-  Notes
There are no notes attached to this issue.

- Issue History
Date Modified Username Field Change
2017-10-06 12:17 abv New Issue
2017-10-06 12:17 abv Assigned To => kgv
2017-10-06 12:19 abv Steps to Reproduce Updated View Revisions
2017-10-06 12:20 abv File Added:
2017-10-06 12:35 abv Description Updated View Revisions
2017-10-06 13:52 kgv File Added: occ_2d_rotate_KO.mp4
2017-10-06 15:03 kgv Product Version => 7.2.0
2017-10-06 15:06 kgv Product Version 7.2.0 => 6.8.0
2017-10-06 15:08 kgv Relationship added child of 0025063
2017-10-06 15:11 kgv Relationship added child of 0024001

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