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[#25884] Crazy behaviour of the rotate brush

Date:
2011-01-31 13:33
Priority:
3
State:
Closed
Submitted by:
Enrico Valenza (env)
Assigned to:
Sergey Sharybin (nazgul)
Category:
Sculpting
Status:
Fixed / Closed
Relates to:
Duplicates:
Patches:
 
Summary:
Crazy behaviour of the rotate brush
Detailed description
The rotate brush in sculpt mode behave crazy... check the image and the blend.

Followup

Message
  • Date: 2011-01-31 13:34
  • Sender: Enrico Valenza
  • Forgot, as usual:
    ubuntu lucid 64 bit.
  • Date: 2011-01-31 13:36
  • Sender: Enrico Valenza
  • Again: with release 34567 compiled from svn, but this occurred also in old releases.
  • Date: 2011-01-31 16:33
  • Sender: Ton Roosendaal
  • Let's check if Sergey can find out.
  • Date: 2011-01-31 20:27
  • Sender: Sergey Sharybin
  • /* Developer note */
    I think i've found trouble: rotation happens around area's normal, which changes during rotation brush stroke. Simple patch
    -if(brush->flag & BRUSH_ANCHORED) {
    +if(brush->flag & BRUSH_ANCHORED || brush->sculpt_tool == SCULPT_TOOL_ROTATE) {
    made in sculpt_update_cache_invariants made brush works much better (at least there's no random deformation), but such fix is a bit hacky. Will try to generalize this situation tomorrow.
  • Date: 2011-02-01 16:52
  • Sender: Sergey Sharybin
  • Craziness was fixed in svn rev34607. Thanks for report!
 

Attached Files:

Name Date Download
rotatesculpt.blend 2011-01-31 13:33 Download
rotsculpt.png 2011-01-31 13:33 Download

Changes:

Field Old Value Date By
status_idOpen2011-02-01 16:52nazgul
close_dateNone2011-02-01 16:52nazgul
StatusInvestigate2011-02-01 16:52nazgul
assigned_tonone2011-01-31 16:33ton
StatusNew2011-01-31 16:33ton
File Added14817: rotsculpt.png2011-01-31 13:33env
File Added14818: rotatesculpt.blend2011-01-31 13:33env