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Subject: Re: Lights and objects
Date: 	Wed, 1 Jun 1994 12:18:27 +0200
From: Peter Bugla <bugla@informatik.tu-muenchen.de>

Hi Anders!

> I've been trying to get lights "in" objects. I'm using a box and in the 
> Atributes requester i tell it to be a light. I want this for spotlight on a 
> car I've made. It lights up the suroundings in scanline but it doesn't give 
> any light at all in raytrace.
> 
> The object sends light out, but it is dark if you look at it from the front (
> like a black object sending light out). Strange...

Now this one's easy: Assigning the light attribute does not effect the color
of the light-object, the object-color is changed (like on any other object) with

the RGB-value-sliders in the attributes-requester. The light-color is changed in

the pop-up-requester which appears when you click on the light button.
> /Anders Lattermann

Why do you want to see this object anyway? I thought you wanted it for a
spotlight, and not for a lamp?
If you want an invisble spotlight, why don't you try using a normal light-source

close to the objects surface to highlight the area you want (but don't forget
to have at least one light far away, or your scene will be dark).
If you want a spotlight like a "real" spotlight-object from a photo-studio
try to add these little panels which direct the light in the exact direction 
you like.

To the no light in trace: I don't know, why.

CU Peter
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#include <disclaimer.h>                 | "If architects built buildings the way

                                        |  programmers write  programs the first

                                        |  woodpecker that came along would
Peter Bugla                             |  destroy civilization"
e-mail: bugla@informatik.tu-muenchen.de |  -- Murphy's Law of Computers
snail-mail: Peter Bugla, Morsering 26,  |
            80937 Muenchen, Germany     |
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