Subject: RE: SHIFTING MOTIONS
From: John Gross <[email-masked]>
To: [email-masked]
Date: Mon, 1 Aug 1994 10:41:46 -0700 (PDT)

>  > make this brief. I have needed to use this (hopefully future) 
>  > feature to 
>  > do special effects where I wanted to cast a shadow, but not have the 
>  > 
>  > object visible. This was to create a "shadow" character that moved 
>  > through the scene. The only way around this, was doing it in two 
>  > layers, 
> 
> If you are using Shadowmapped lights you can make your object 100% transparent.
> Shadowmap lights cannot detect transparencies and will render a shadow.

If the object that is to cast shadows is a single plane, you will not see 
it if it only has polygon(s) pointing away from the camera.

JG