[vtkusers] Debug Assertion with vtkGarbageCollector

Gishara Indeewarie gish.777 at gmail.com
Sun Feb 26 21:58:10 EST 2012


Thanks for the reply. I replaced render->Render() to renWin->Render(). But
it did not solve the problem.
Any help is greatly appreciated.

On Fri, Feb 24, 2012 at 10:23 PM, Jothybasu Selvaraj <jothybasu at gmail.com>wrote:

> I think yes!
>
> Calling Render() on vtkRenderer yourself will create conflicting time
> stamps in the vtkRenderWindow.
>
> Could you try replacing the render call with renWin->Render().
>
>
> Jothy
>
>
> On Fri, Feb 24, 2012 at 4:48 PM, Gishara Indeewarie <gish.777 at gmail.com>wrote:
>
>> Thanks Jothy. Yes I am calling Render on vtkRender. Does it have
>> something to do with vtkGarbageCollector?
>>  I am calling vtkObject->Delete() from the MFC dialog where the options
>> are selected. But it throws this assertion.
>> Thanks.
>>
>> On Fri, Feb 24, 2012 at 6:18 PM, Jothybasu Selvaraj <jothybasu at gmail.com>wrote:
>>
>>> Are you calling Render() on vtkRenderer or vtkRenderWindow.
>>>
>>> Quoting what others said:
>>>
>>> You are not supposed to call Render on vtkRenderer. You shoud use
>>> RenderWindow->Render().
>>>
>>> Jothy
>>>
>>> On Fri, Feb 24, 2012 at 12:37 PM, Gishara Indeewarie <gish.777 at gmail.com
>>> > wrote:
>>>
>>>> Hi all,
>>>>
>>>> I have a vtk window where I change the data of it whenever user selects
>>>> an option (from a set of radio buttons in another MFC dialog).
>>>> I use render->render() each time when the data is changing.
>>>> My problem is that when I try to delete the Intearctor, I get a debug
>>>> assertion as " Expression: e->Component != 0", in vtkGarbageCollectror.cxx
>>>> , line 781.
>>>> Is there a way to delete all the vtk objects in vetk inteteractor at
>>>> once?
>>>> I am deleting all the vtk objects one by one here, but finally it gives
>>>> me this error.
>>>> Please help me.
>>>> Thanks.
>>>>
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>>>
>>>
>>> --
>>> Jothy
>>>
>>>
>>
>>
>> --
>> Gish
>>
>
>
>
> --
> Jothy
>
>


-- 
Gish
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