POV-Ray : Newsgroups : povray.newusers : A projection "screen" : Re: A projection "screen" Server Time
2 Jul 2024 11:05:09 EDT (-0400)
  Re: A projection "screen"  
From: Trevor G Quayle
Date: 1 Apr 2011 07:40:01
Message: <web.4d95b8afb6a6ddbdb05ef170@news.povray.org>
"Garrett Baird" <the### [at] hotmailcom> wrote:
> I suspect that this is a pretty basic question, but I've not found the right
> search terms yet.  I'd like to know how to do the following:  imagine you're in
> a stadium, and there's one of those jumbo-tron screens that shows people in the
> audience.  If I were to take a picture of that stadium, then that picture would
> contain the people in the stadium, plus that jumbo-tron screen, which shows the
> perspective of another camera, projected onto a rectangle.  I'd like to know how
> to replicate this behavior (having a rectangle somewhere in my scene whose
> texture is the projection of some other part of the scene).  Is there an easy
> way to do this?

In the megaPOV version there is a camera pigment that does exactly this, but it
looks like it didnt get into the official POV

-tgq


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