Re: postCull callbacks aren't being called

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Angus Dorbie (angus++at++division.demon.co.uk)
Wed, 19 Apr 1995 11:55:24 +0100

> So here's my problem: after a nested series of prePortalCull() calls,
> postPortalCull() seems to be called only once, for the most recently
> visited portal node. As a result the cells attached to the rest of the
> portals never get removed, and those portals thereby inherit another
> child each frame. My question is, why might the traversal mechanism
> be skipping every postPortalCull after the first call?

Your post cull callback will only be called if the node in question
passes the performer cull test, in other words your nodes are probably
not in the viewing frustum (or are rejected for some other reason) and
so only the pre cull callback is invoked.

Regards,

-- 
 Angus Dorbie                Division Ltd,
 Software Engineer           19 Apex Court,
 Tel: (01454)615554          Woodlands,
 Fax: (01454)615532          Bristol BS12 4JT,
 angus++at++division.demon.co.uk  UK

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