MantisBT - VTK
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0013321VTK(No Category)public2012-07-23 21:082014-01-03 06:56
John Davis 
Will Schroeder 
highminorhave not tried
closedfixed 
5.8.0 
 
TBD
incorrect functionality
0013321: Lines drawn in wrong color while dragging
This has shown up in my own code, but here is an easy way to reproduce:
Run the standard VTK Widget testbed with this command line:
    WidgetsCxxTests.exe TestAngleWidget3D -I
The 2 lines of the angle and the arc between them should always be red. With recent Nvidia drivers, one of the lines and the arc between them turn black during the initial animation or when using the mouse to click and drag the cross hairs at the end of the lines. Release the mouse and the lines return to red. They should never be black. It seems that lines being actively changed (moved or color changed) are drawn with the wrong color. Simple repaints when nothing is changing draw correctly.

I would like to base a large amount of future drawing code on VTK, but this issue could force changes to those plans.

This might be an Nvidia device driver bug. Nvidia GeForce drivers 285.62 and earlier are ok (XP or Windows 7, on GTS450, GTX550Ti, GTX570). All later drivers show the problem. This has been submitted to Nvidia, but it's unknown if they will make any changes for it. (Reference Number 120523-000266)
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Issue History
2012-07-23 21:08John DavisNew Issue
2014-01-03 06:56Will SchroederNote Added: 0032122
2014-01-03 06:56Will SchroederStatusbacklog => closed
2014-01-03 06:56Will SchroederAssigned To => Will Schroeder
2014-01-03 06:56Will SchroederResolutionopen => fixed

Notes
(0032122)
Will Schroeder   
2014-01-03 06:56   
I cannot reproduce this problem. It must be a driver error on your system (as you indicated in the initial bug report).