Problem about vtk

[Lili Liu]

Hi,

I have two actors in my Render Window and i need to attch a camera to only
one actor and the other one should use the default camera. Can we have two
cameras in the render window?

Thanks
Lili liu


On Fri, 10 Mar 2000, Lisa S. Avila wrote:

> Hello Lili,
> 
> What do you mean by "attach only one actor to the camera"? If you mean how 
> do you move only one actor, then try hitting the "o" key (to put the 
> interactor into "object" mode) You should then be able to rotate / 
> translate an object that you pick by clicking on it. But maybe you mean 
> something else...?
> 
> Try looking at vtkImageDifference. This can be used to see how similar two 
> image are.
> 
> Lisa
> 
> At 12:05 AM 3/10/00 -0500, Lili Liu wrote:
> >Would you tell me how to attach only one actor (there are several actors
> >in one render window) to the camera?
> >
> >Another quetion is what is the real purpose of vtkImageCorrelation, the
> >manpage doesn't tell in details. And How to compute the correlation value
> >of two images. We need the value to show how much the two images match to
> >each other. Or is there other ways to do this?
> >
> >Thank you very much.
> >
> >Lili Liu
> >
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