Drawing not working

[tic20@…]

The following bug report has been submitted:
Platform:        Linux-3.10.0-862.el7.x86_64-x86_64-with-centos-7.5.1804-Core
ChimeraX Version: 0.8 (2018-11-22)
Description
No error message, but OpenGL displays suddenly stopped drawing (somewhere between the last "lighting soft" and "usage movie". Log has been cleared somewhat recently - this session had been through opening and closing perhaps 500 models (although only 4 were open when this happened).

Log:
> usage tube

"tube" is not a command name  

> usage cartoon

cartoon [atoms] [smooth smooth] [suppressBackboneDisplay true or false]  
— display cartoon for specified residues  
smooth: a number ≥ 0.0 and ≤ 1.0 or default

cartoon hide [atoms]  
— undisplay cartoon for specified residues

cartoon style [atoms] [width a number] [thickness a number] [arrows true or
false] [arrowsHelix true or false] [arrowScale arrowScale] [xsection xsection]
[sides sides] [divisions divisions] [barScale a number] [barSides barSides]
[modeHelix modeHelix] [radius radius]  
— set cartoon style for secondary structures in specified models  
arrowScale: a number ≥ 1.0 and ≤ 3.0  
xsection: one of barbell, oval, piping, rectangle, round, or square  
sides: an even integer ≥ 3 and ≤ 24  
divisions: an integer ≥ 2 and ≤ 40  
barSides: an even integer ≥ 3 and ≤ 24  
modeHelix: one of default, tube, or wrap  
radius: a number or auto

cartoon tether [structures] [scale scale] [shape shape] [sides sides] [opacity
opacity]  
— set cartoon tether options for specified structures  
scale: a number ≥ 0.0 and ≤ 1.0  
shape: one of cone, cylinder, or steeple  
sides: an integer ≥ 3 and ≤ 24  
opacity: a number ≥ 0.0 and ≤ 1.0  

> show selAtoms

> hide #!1 models

> hide #!2 models

> hide #!4 models

> hide selAtoms ribbons

> hide sideonly&~@CB

> hide #!3 models

> show #!4 models

> hide #!4 models

> show #!2 models

> show #!1 models

> hide #1

> ribbon #1

> cartoon style width 1 thickness 0.2 arrowScale 2

> color bymodel

> cofr showPivot false

> lighting soft

> lighting full

> lighting full

> lighting soft

> lighting full

> hide #!1 models

> hide #!2 models

> show #!1 models

> show #!2 models

> hide #!2 models

> hide selAtoms

> show selAtoms

> hide #!1 models

> show #!2 models

> show #!2 models

> show #!2 models

> show #!2 models

> show #!2 models

> lighting simple

> lighting full

> show #!1 models

> view cofr false

> hide #!2 models

> usage movie

Subcommands are:

  * movie abort
  * movie crossfade
  * movie duplicate
  * movie encode
  * movie formats
  * movie ignore
  * movie record
  * movie reset
  * movie status
  * movie stop

  

> usage movie ignore

movie ignore [ignore]  
— Ignore subsequent movie commands  
ignore: true or false  

> usage movie stop

movie stop  
— Pause movie recording  

> graphics restart

> hide #!1 models

> show #!1 models

> show #!2 models

> show selAtoms

> hide selAtoms

> view cofr false

> graphics frameRate true




OpenGL version: 3.3.0 NVIDIA 390.77
OpenGL renderer: TITAN Xp/PCIe/SSE2
OpenGL vendor: NVIDIA Corporation

[Tom Goddard]

Log output for bug reported in #1478.