Subject:
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Re: Transparent colors in POV-Ray
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Newsgroups:
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lugnet.cad.ray
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Date:
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Thu, 11 Jun 2009 22:55:08 GMT
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Viewed:
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11963 times
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In lugnet.cad.ray, Roland Melkert wrote:
> Hello all,
>
> I'm the developer of LD4DStudio (http://www.ld4dstudio.nl) and I'm in the midsts
> of rounding up the 1.1 version which supports POV-Ray export.
>
> But the thing is I'm not too happy about my transparent color setup. At the
> moment I'm using the following (this is blue, but all transparent colors are the
> same, except for the rgb values)
>
> //----Texture for LDraw color 33 "trans blue"
> #declare color33 = texture {
> pigment {
> rgbft <0.0000, 0.1300, 0.6300, 0.9000, 0.1000>
> }
>
> finish {
> ambient rgb <1.0000, 1.0000, 1.0000>
> diffuse 1.0000
> brilliance 1.0000
> ior 1.2000
>
> reflection {
> rgb <0.0800, 0.0800, 0.0800>
> falloff 1.0000
> exponent 1.0000
> metallic 0.0000
> }
> }
> }
>
>
> The thing is you can't clearly see through it, but if I increast the 't' value
> of the pigment it seems like part loses it's own color (e.g. red transparent
> renders blue if surrounding parts are blue). I think I'm just not 'getting' the
> whole rgbft meaning or something.
>
> so, I was wondering if someone could give me some pointers on how to improve
> things.
>
> Greetings,
>
> Roland
For which version of POV-Ray you are generating the code?
I have just made some tests with 3.6 for windows with your values, and I can not
see any faults.
Maybe this page give a clue to you
http://www.f-lohmueller.de/pov_tut/tex/tex_120d.htm
cu
mikeheide
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Message has 1 Reply:
 | | Re: Transparent colors in POV-Ray
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| (...) I'm using 3.7 beta at the moment, because it renders considerably faster on my quad core. But the result is the same in 3.6. Thanks for that link, It makes the T parameter a bit more clear. I see now the trick is to use ONLY the T parameter (...) (15 years ago, 11-Jun-09, to lugnet.cad.ray)
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Message is in Reply To:
| | Transparent colors in POV-Ray
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| Hello all, I'm the developer of LD4DStudio ((URL) and I'm in the midsts of rounding up the 1.1 version which supports POV-Ray export. But the thing is I'm not too happy about my transparent color setup. At the moment I'm using the following (this is (...) (15 years ago, 11-Jun-09, to lugnet.cad.ray)
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