 | | | Converting ZPic to RGB-Pics in FX-tree | Converting ZPic to RGB-Pics in FX-tree 2005-03-02 - By Luc-Eric Rousseau
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all I got on the Pixel Parser is the what's in the
online help for the node.
> -- --Original Message-- --
> From: owner-xsi@(protected)
> [mailto:owner-xsi@(protected)]On Behalf
> Of peterb
> Posted At: Wednesday, March 02, 2005 1:02 PM
> Posted To: xsi
> Conversation: Converting ZPic to RGB-Pics in FX-tree
> Subject: Re: Converting ZPic to RGB-Pics in FX-tree
>
>
> which was very interesting btw.
> this leads me to think that the pixel parser could do with some usage
> examples,
> as this is not a very obvious node to use.
>
>
>
> here is the answer from Luc Eric again:
> .....
> the difficulty lies in the fact that zpics are not image,
> it's the zbuffer
> and the values
> go from 0 to as much as minus 100,000, which you want to compress in a
> smaller range.
> The first step is shaving the range that you don't need with the pixel
> parser.
>
> First load the .Zpic in the compositor. Then add a Pixel Parser node.
> type in the formula : 1-((1-pixel)*100000)/a1
> Now, using the "a1" slider you can narrow down the ZPic
> around 0 to 30 (the
> distance in Softimage Units). Type in a greater value if appropriate.
>
> You can fine-tune the contrast by adding a Luma Adjust node.
>
> A file output node to save the final .pic file
> .....
>
>
>
> -- -- Original Message -- --
> From: "Luc-Eric Rousseau" <lucer@(protected)>
> To: <XSI@(protected)>
> Sent: Wednesday, March 02, 2005 11:22 AM
> Subject: RE: Converting ZPic to RGB-Pics in FX-tree
>
>
> > Thanks for ignoring the answer I made
> > yesterday about how to do it with the FxTree ;)
> >
> > > -- --Original Message-- --
> > > From: Michael Klein
> > > Posted At: Wednesday, March 02, 2005 10:27 AM
> > > Posted To: xsi
> > > Conversation: Converting ZPic to RGB-Pics in FX-tree
> > > Subject: RE: Converting ZPic to RGB-Pics in FX-tree
> > >
> > >
> > > http://www.binaryalchemy.de/develop/info/zpic2sgi.htm
> > >
> > > Hochachtungsvoll *;-)
> > >
> > > Michael Klein
> > > [president]
> > >
> > > virtual republic
> > > animation and visual effects
> > >
> > > -- --Original Message-- --
> > > From: Sebastian Faber
> > > Posted At: Wednesday, March 02, 2005 11:14 AM
> > > Posted To: XSI
> > > Conversation: Converting ZPic to RGB-Pics in FX-tree
> > > Subject: Converting ZPic to RGB-Pics in FX-tree
> > >
> > >
> > > How can I convert a Softimage-ZPic in a rgb picture using the
> > > fx-tree. With
> > > z-composite?
> > >
> > > thanks sebastian
> > >
> >
> > ---
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>
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