[vtkusers] Fwd: Constraint rotation 3D scene

[Bertrand de Boisdeffre]

---------- Forwarded message ----------
From: Bertrand de Boisdeffre <bertrand.boisdeffre at gmail.com>
Date: 2010/8/17
Subject: Re: [vtkusers] Constraint rotation 3D scene
To: Bertrand De Boisdeffre <bertranddeboisdeffre at yahoo.fr>


Finally, I decided to make my own interactorStyle with a subclass of
"VtkInteractorStyle". I catch mouse events, call my own method to generate
the camera motion.  Rotations are limited about 2 axes what i chose. If
anyone is interested in...

2010/8/10 Bertrand De Boisdeffre <bertranddeboisdeffre at yahoo.fr>

> Hi,
> Here my issue:
>
> I would like to know if it is possible to constraint rotation in a 3D
> scene. For example, rotate only around y-axis and z-axis in a "simple way"
> without keyboard using ( it's for a touch-screen). Actually, I suppose that
> it could be done by 1 way :
>
> handle interactor events (like MouseMoveEvt and LeftButtonpressEvt) and
> then do a "good camera positionning " based of the mouse movement. But i
> think it's a little bit complicated.
>
> Best regards,
>
>
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-- 
Bertrand de Boisdeffre
Etudiant 2A  SICOM Phelma Grenoble-INP




-- 
Bertrand de Boisdeffre
Etudiant 2A  SICOM Phelma Grenoble-INP
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