[vtkusers] Does QVTKWidget create new threads?

Clinton Stimpson clinton at elemtech.com
Thu Sep 2 22:25:33 EDT 2010


It doesn't.  Perhaps you are using multiple QtCore libraries (e.g. debug and release libraries)?
Your debugger should help you see if that is happening.  Your debugger should also be able to tell you how many threads you have.

Clint

On Sep 2, 2010, at 7:38 PM, Ashika Umanga Umagiliya wrote:

> Greeting all,
> 
> I was wondering whether QVTKWidget create new threads for VTK related process?
> Because when QVTKWidget is create in my application,it display an warning saying:
> 
> "QObject: Cannot create children for a parent that is in a different thread.
> (Parent is QObject(0x112f5e68), parent's thread is QThread(0xb438a0), 
> current thread is QThread(0x112fedc0)"
> 
> 
> PS: this is related to my previous post  http://www.vtk.org/pipermail/vtkusers/2010-September/111355.html
> 
> Thanks in advance,
> umanga
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