On Wed, Apr 2, 2008 at 5:03 PM, Vincent Bourdier <[EMAIL PROTECTED]>
wrote:

> Hi Robert,
>
> I don't understand why and how overriding handle() method can help ?
>

The MatrixManipulator is effectively just a callback for catching events,
you implement the callback by subclassing from handle(..).  Go have a look
at all the examples of event handlers in osgGA and osgViewer and the
examples.

Robert.
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