Thank you again, Robert.
-Original Message-
From: osg-users-boun...@lists.openscenegraph.org
[mailto:osg-users-boun...@lists.openscenegraph.org] On Behalf Of Robert
Osfield
Sent: venerdì 24 aprile 2009 11.54
To: OpenSceneGraph Users
Subject: Re: [osg-users] update of zNear and zFar during
HI Gianluca,
Arggghhg... You can't use orthographic projects in the same way that
you use perspective projections, it simply doesn't work.
Use orthographic projections for external views of the scene where
clipping is not used. Do *not* use it for internal views where
clipping is critical. Try
...@lists.openscenegraph.org
[mailto:osg-users-boun...@lists.openscenegraph.org] On Behalf Of Robert
Osfield
Sent: venerdì 24 aprile 2009 11.02
To: OpenSceneGraph Users
Subject: Re: [osg-users] update of zNear and zFar during drawing
HI Gianluca,
Arggghhg... You can't use orthographic projects in the same way that
you
On Fri, Apr 24, 2009 at 10:39 AM, Gianluca Natale
gianluca.nat...@adstorino.it wrote:
Thank you Robert,
I apologize for my ignorance.
Actually I don't want to make any zoom in, I just want to
clip objects behind the camera (is there any problem in
clipping a sphere against a rectangular box?)
Message-
From: osg-users-boun...@lists.openscenegraph.org
[mailto:osg-users-boun...@lists.openscenegraph.org] On Behalf Of Gianluca
Natale
Sent: venerdì 24 aprile 2009 12.29
To: 'OpenSceneGraph Users'
Subject: Re: [osg-users] update of zNear and zFar during drawing
Thank you again, Robert
On Fri, Apr 24, 2009 at 2:42 PM, Gianluca Natale
gianluca.nat...@adstorino.it wrote:
Robert,
is there a quick way to simply update near and far clipping planes for
perspective
projection, without calling an explicitly redraw (I mean, some visitor that
computes for example the bounding box of
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