id	summary	reporter	owner	description	type	status	priority	milestone	component	version	resolution	keywords	cc	blockedby	blocking	notify_on_close	platform	project
1530	volume surfaceSmoothing command: cannot import name 'smooth_vertex_positions'	chimerax-bug-report@…	Tom Goddard	"{{{
The following bug report has been submitted:
Platform:        Linux-3.10.0-862.9.1.el7.x86_64-x86_64-with-centos-7.5.1804-Core
ChimeraX Version: 0.8 (2018-12-12)
Description
(Describe the actions that caused this problem to occur here)

Log:
UCSF ChimeraX version: 0.8 (2018-12-12)  
How to cite UCSF ChimeraX  

> open /home/xujw/Documents/CIS/figures/cyanoCIS_sheath_extended.cxs format
session

opened ChimeraX session  

> show selAtoms

> delete #1/A:1-379

> delete #1/A:427-550

> hide selAtoms ribbons

> color #1 byelement

> molmap #1 5

> volume multiply #2 #3

> close #3

> lighting shadows true intensity 0.5

> lighting soft

> lighting full

> lighting soft

> lighting shadows true intensity 0.5

> lighting simple

> lighting simple

> lighting shadows true

> lighting shadows false

> set silhouettes false

> lighting flat

> lighting full

> lighting soft

> lighting shadows true intensity 0.5

> lighting simple

Expected a keyword  

Missing ""surfaceSmoothing"" keyword's argument  

> volume #4 surfaceSmoothing true

Traceback (most recent call last):  
File ""/opt/UCSF/ChimeraX-daily/lib/python3.6/site-
packages/chimerax/core/triggerset.py"", line 130, in invoke  
return self._func(self._name, data)  
File ""/opt/UCSF/ChimeraX-daily/lib/python3.6/site-
packages/chimerax/map/volume.py"", line 3377, in _update_drawings  
v.update_drawings()  
File ""/opt/UCSF/ChimeraX-daily/lib/python3.6/site-
packages/chimerax/map/volume.py"", line 651, in update_drawings  
self._update_surfaces()  
File ""/opt/UCSF/ChimeraX-daily/lib/python3.6/site-
packages/chimerax/map/volume.py"", line 666, in _update_surfaces  
s.update_surface(show_mesh, ro)  
File ""/opt/UCSF/ChimeraX-daily/lib/python3.6/site-
packages/chimerax/map/volume.py"", line 1813, in update_surface  
va, na, ta, hidden_edges = self._calculate_contour_surface(matrix, level,
rendering_options)  
File ""/opt/UCSF/ChimeraX-daily/lib/python3.6/site-
packages/chimerax/map/volume.py"", line 1908, in _calculate_contour_surface  
rendering_options, level)  
File ""/opt/UCSF/ChimeraX-daily/lib/python3.6/site-
packages/chimerax/map/volume.py"", line 1943, in _adjust_surface_geometry  
from chimerax.surface import smooth_vertex_positions  
ImportError: cannot import name 'smooth_vertex_positions'  
  
Error processing trigger ""graphics update"": cannot import name
'smooth_vertex_positions':  
ImportError: cannot import name 'smooth_vertex_positions'  
  
File ""/opt/UCSF/ChimeraX-daily/lib/python3.6/site-
packages/chimerax/map/volume.py"", line 1943, in _adjust_surface_geometry  
from chimerax.surface import smooth_vertex_positions  
  
See log for complete Python traceback.  
  




OpenGL version: 3.3.0 NVIDIA 390.77
OpenGL renderer: GeForce GTX 1080 Ti/PCIe/SSE2
OpenGL vendor: NVIDIA Corporation

}}}
"	defect	closed	normal		Volume Data		fixed						all	ChimeraX