[vtkusers] Camera ELEVATION

[Matjaz Subelj]

Do you call OrthogonalizeViewUp() after elevation change?

--matjaz

Andres Barrera wrote:
> Hello,
> 
>  I have a problem handling the camera on my vtk... I am using:
> 
>   " ...........
>    if ( rising )
>      renGeneral->GetActiveCamera()->Elevation( deltaRot );
>    else
>      renGeneral->GetActiveCamera()->Elevation(-deltaRot );
>     ...............
>   "
>  The problem is when the camera is on TOP of the actor and I increase 
> "deltaRot", or BOTTOM of the actor I decrease "deltaRot", ... it starts 
> start doing crazy things.
> 
>  There is any way of solving that without inplementing too much math and 
> trigonometry?
> 
>  Thanks you all.
> 
>   Note: I dont have any problem with
>   "renGeneral->GetActiveCamera()->Azimuth ( deltaRot )"
> 
> 
>      Andres
> 
> 
> 
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