[osg-users] depth buffer -> real pixel z - depth

zarrandreas zarrandreas at web.de
Wed Sep 19 01:00:34 PDT 2007

Thanks a lot!
This is what I need. :-) 

-----Original Message-----
From: osg-users-bounces at lists.openscenegraph.org
[mailto:osg-users-bounces at lists.openscenegraph.org] On Behalf Of Jason Daly
Sent: Wednesday, September 19, 2007 2:56 AM
To: OpenSceneGraph Users
Subject: Re: [osg-users] depth buffer -> real pixel z - depth

zarrandreas wrote:
> Hi,
> I render depth buffer to the image, but values I have there are between
> [0.0, 1.0].
> How can I get real z-depth?

This page explains a simple conversion pretty well:



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