<div dir="ltr">somthing like this:<br><br>struct MyCullCallback : public osg::NodeCallback<br>{<br>    void operator()(osg::Node* node, osg::NodeVisitor* nv)<br>    {<br>        osgUtil::CullVisitor* cv = nv->asCullVisitor();<br>        //osgUtil::CullVisitor* cv = dynamic_cast<osgUtil::CullVisitor*>(nv);<br>        if (cv && cv->isCulled(node))<br>        {<br>            <br>        }<br>    }<br>};<br><br>node->setCullCallback(new MyCullCallback);<br></div><div class="gmail_extra"><br><div class="gmail_quote">On Mon, Jun 27, 2016 at 9:15 AM, Trajce Nikolov NICK <span dir="ltr"><<a href="mailto:trajce.nikolov.nick@gmail.com" target="_blank">trajce.nikolov.nick@gmail.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr">something like this:L<br><br></div><div class="gmail_extra"><div><div class="h5"><br><div class="gmail_quote">On Mon, Jun 27, 2016 at 9:12 AM, John Lee <span dir="ltr"><<a href="mailto:357059570@qq.com" target="_blank">357059570@qq.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">Hi,<br>
Thank you for your answer.<br>
i can't find this method asCullVisitor(). I am using osg 3.4.0.<br>
I am so sorry, and I am new to osg. So I wonder if  you can give me more hint.<br>
Thank you again.<br>
<span><br>
<br>
Trajce Nikolov NICK wrote:<br>
> Try CullCallback, in there you can get the handle of the CullVisitor and do something like this in your callback:<br>
><br>
><br>
> CullVisitor* cv = nv->asCullVisitor()<br>
><br>
> cv->isCulled(node)<br>
><br>
><br>
><br>
</span><span>> On Mon, Jun 27, 2016 at 8:30 AM, John Lee < ()> wrote:<br>
><br>
> > Hi,<br>
> ><br>
> > I don't know how to judge if an object is in the frustum? I want to get which node is in the frustum.<br>
> ><br>
> > Thank you!<br>
> ><br>
> > Cheers,<br>
> > John<br>
> ><br>
> > ------------------<br>
> > Read this topic online here:<br>
</span>> > <a href="http://forum.openscenegraph.org/viewtopic.php?p=67832#67832" rel="noreferrer" target="_blank">http://forum.openscenegraph.org/viewtopic.php?p=67832#67832</a> (<a href="http://forum.openscenegraph.org/viewtopic.php?p=67832#67832" rel="noreferrer" target="_blank">http://forum.openscenegraph.org/viewtopic.php?p=67832#67832</a>)<br>
> ><br>
> ><br>
> ><br>
> ><br>
> ><br>
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> ><br>
><br>
><br>
><br>
> --<br>
> trajce nikolov nick<br>
><br>
>  ------------------<br>
> Post generated by Mail2Forum<br>
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Read this topic online here:<br>
</span><a href="http://forum.openscenegraph.org/viewtopic.php?p=67836#67836" rel="noreferrer" target="_blank">http://forum.openscenegraph.org/viewtopic.php?p=67836#67836</a><br>
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</div></div></blockquote></div><br><br clear="all"><br></div></div><span class="HOEnZb"><font color="#888888">-- <br><div data-smartmail="gmail_signature">trajce nikolov nick<br></div>
</font></span></div>
</blockquote></div><br><br clear="all"><br>-- <br><div class="gmail_signature" data-smartmail="gmail_signature">trajce nikolov nick<br></div>
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