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 CAD / Ray-Tracing / 2088
2087  |  2089
Subject: 
More color problems
Newsgroups: 
lugnet.cad.ray
Date: 
Thu, 5 Feb 2004 03:33:31 GMT
Viewed: 
1427 times
  
I, like David, am having problems with color as well.

I have used transparent elements before and they have rendered beautifully. However, in this case there seems to be something wrong and I really don’t know what it is.

I am trying to render a transparent sceptre for my deity minifig. I have set the lightsabre handle and the gem to be Trans-White. The minifig itself is white.


   

(MLCad snapshot colors reduced to 16)

You can see from the dotted lines in the MLCad snapshot that the sceptre and gem are indeed clear. However, the tracing shows something else. The image shows the sceptre as white, same as the minifig.

Is there a bug in L3P or PoV-Ray when radiosity settings are used? I have a custom sky sphere defined and am using Orion’s LDRaw radiosity files.

If you would like to look at my source, you can download the 933KB file here: http://www.roboticsresources.com/lordgodsaid.pov.

If anyone can tell me the problem here I would appreciate it. If there is no solution I can work with that, but the scene would be so much nicer if I could see shiny reflections of the sky through the jewel.

-Mike



Message has 2 Replies:
  Re: More color problems
 
(...) I found you problem Mike. How are you telling MLCad to use Trans-White? I suspect you're clicking Custom and then choosing Transparent. I'm inferring this from L3P inclusion of this color: #declare Color0x06FFFFFF The LDraw color number is 47 (...) (21 years ago, 5-Feb-04, to lugnet.cad.ray)
  Re: More color problems
 
(...) L3P generates exactly the same color definition for 47, 0x06FFFFFF and 0x03FFFFFF, so normally it shouldn't matter which color you use. However, you include "ldraw_radiosity.inc" which again includes "LDRAW_RAD_COLORl.inc", and in this file (...) (21 years ago, 6-Feb-04, to lugnet.cad.ray)

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