RE: [info-performer] passing pfChannel Data upstream

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From: Gordon Tomlinson (gordon++at++thesmeghead.com)
Date: 02/23/2006 17:18:23


See pfFlux's

Best Regards

 

Gordon

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Gordon Tomlinson
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-----Original Message-----
From: owner-info-performer++at++performer.engr.sgi.com
[mailto:owner-info-performer++at++performer.engr.sgi.com] On Behalf Of Dimi
Sent: Thursday, February 23, 2006 10:04 AM
To: info-performer++at++sgi.com
Subject: [info-performer] passing pfChannel Data upstream

Hi,
is it possible to pass data inside a pfChannel Draw function back to the
application.
Data to the Draw fuction is passed using allocChanData or setChanData.
My fuction doeas the usual pfClear, pfDraw but then get some data using GL
functions, which I would like to send back. Just by writting into the
structure passed as setChanData did not work. The man says that inside a
pfChannel Draw functin no data can be passed upstream (to the app) only
Donwstream is done (fro app to draw).
Is there any other way sending data from the pfChannel Draw function Back?

Thanks
Dimi

--
Dimi Christopoulos {christop++at++fhw.gr}|
      VR Software Engineer          |Web: www.fhw.gr
Foundation of the Hellenic World    |Tel. (+30) 21 254 03800,(+30) 21
034 22292
      Athens -  Greece              |Fax. (+30) 21 254 03838,(+30) 21
034 22272

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