[vtkusers] question about vtkCommand

[David Doria]

2012/4/22 qlizhi <qlizhi at gmail.com>

> **
>
> hi, all!
> i write a subclass of vtkCommand, and in its function Execute(), i try to
> change an actor's Orientation by code [actor->SetOrientation(ori)].
> I made breakPoint on that line, it runs. But   the renderWindow  show
> nothing. Can anybody tell me why?
> Sorry for my poor english!
> ------------------------------
> qlizhi
>
Did you call renderWindow->Render()? You'll probably have to make us an
as-small-as-possible code sample so we can see exactly what you're doing.

David
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