Classification:  UNCLASSIFIED 
Caveats: NONE

I happened to be looking at that today. I noticed that the call in
Renderer.cpp (2.2 and trunk):

        databasePager->compileGLObjects

Always uses 0.004 for available time. So, unless you roll your own
Viewer, your stuck with this time. Also, it doesn't seem that variables:

        minimumTimeAvailableForGLCompileAndDeletePerFrame
        Or
        targetFrameRate

are used at all, not even as a hint. But, I could be missing something. 


Mike Dorsett - Software Engineer - SAIC


-----Original Message-----
From: [EMAIL PROTECTED]
[mailto:[EMAIL PROTECTED] On Behalf Of Paul
Martz
Sent: Wednesday, February 27, 2008 8:53 AM
To: 'OpenSceneGraph Users'
Subject: Re: [osg-users] VPB and PagedDatabase performance.

> >  Q2: What are the parameters can I tweak in an OSG  application to 
> > tweak how the program runs?
> 
> Well there are hundreds of classes with dozens of methods in each...
> so a massive set of options you can tweak.  First thing is to figure 
> out what the actual performance problem is then to guide in the right 
> direction.

Also, there are several environment variables for controlling the
DatabasePager that you might want to take a look at. The current OSG Ref
Man
v2.2 contains a section documenting all OSG environment variables:
  http://www.lulu.com/content/1669182

Paul Martz
Skew Matrix Software LLC
http://www.skew-matrix.com
303 859 9466

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Classification:  UNCLASSIFIED 
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