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Thread: Z value from the feed back buffer

  1. #1
    Junior Member Newbie
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    Fredericksburg, VA, USA
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    Z value from the feed back buffer

    Does any one know how to get the real Z value from the feed back buffer?
    Luke

  2. #2
    Senior Member Frequent Contributor
    Join Date
    Apr 2000
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    Adelaide, South Australia, Australia
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    Re: Z value from the feed back buffer

    use gluUnProject() (since you know the z, image x and y, you can recover the world coordinates X,y,Z).

    hoep this helps,

    cheers,
    john

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