[osg-users] Finding the near and far plane.

[Amal]

Suppose if I want to set the near and far plane for the scene to some
specific values , how should i go about doing this ?

Iam doing
viewer->getCamera()->setProjectionMatrixAsFrustum() just before the
viewer.run() . Is it fine ?

Amal.

On 8/14/07, Robert Osfield <robert.osfield at gmail.com> wrote:
>
> On 8/14/07, Amal <raj.amal at gmail.com> wrote:
> >
> >
> > I want to find them in a node which is attached to the scen graph. I
> need
> > them in a Shader code for calculating the depth.
>
>
> OpenGL provides built in uniform gl_ModelViewMatrix which is directly
> available from in the shader.  You'll need to compute the near/far
> from this yourself.
>
> Robert.
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