POV-Ray : Newsgroups : povray.windows : HELP! My gradients aren't "fluent" Server Time
24 Nov 2024 15:52:28 EST (-0500)
  HELP! My gradients aren't "fluent" (Message 1 to 4 of 4)  
From: Bas Leerintveld
Subject: HELP! My gradients aren't "fluent"
Date: 12 Feb 1999 11:12:25
Message: <1103_918836093@leerintveld>
Hello!

Can somebody please help me with my non-fluent-gradients? I'm using Pov-ray v3.1 and
when I try to make a gradient-background like a dawn or something, I keep 
getting this really annoying "lines". I mean, you can see very clearly where one color
starts and the other ends, you know what I mean? 

I hope somebody can help me with this!

regards,

Bas Leerintveld

bas### [at] ddsnl


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From: Phoenix
Subject: Re: HELP! My gradients aren't "fluent"
Date: 12 Feb 1999 12:34:27
Message: <MPG.112e8257c7baba02989687@news.povray.org>
'T was on Fri, 12 Feb 1999 16:14:53 GMT,
that Bas Leerintveld wrote:
> Can somebody please help me with my non-fluent-gradients?
> I'm using Pov-ray v3.1 and when I try to make a gradient-background
> like a dawn or something, I keep getting this really annoying "lines".
> I mean, you can see very clearly where one color starts and the
> other ends, you know what I mean? 

I think you are trying to watch the image on a 16-bit colour screen. If 
this is the case, change it to 24-bit or higher.

Phoenix

-- 
eag### [at] telekabelnl                       http://users.telekabel.nl/eagle
------------------------------------------------------------------------
The POV-Ray VFAQ: http://iki.fi/warp/povVFAQ.html


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From: Bob Hughes
Subject: Re: HELP! My gradients aren't "fluent"
Date: 12 Feb 1999 19:48:20
Message: <36C4CBA9.E0E7DFEB@aol.com>
Yep, either that or the video is not good anyhow. Or you may even have
the color_map setup wrong(?). Is it in the form of:

 color_map {
  [0 color rgb<1,0,0>]
  [.3 color rgb<1,1,0>]
  [.6 color rgb<0,1,1>]
  [1 color rgb<0,0,1>]
 }

? Or perhaps:

 color_map {
  [0,.3 color rgb<1,0,0> color rgb<1,1,0>]
  [.3,.6 color rgb<1,1,0> color rgb<0,1,1>]
  [.6,1 color rgb<0,1,1> color rgb<0,0,1>]
 }

And if wrapping it:

 color_map {
  [0,.1 color rgb<0,0,1> color rgb<1,0,0>] //begins blue
  [.1,.3 color rgb<1,0,0> color rgb<1,1,0>]
  [.3,.6 color rgb<1,1,0> color rgb<0,1,1>]
  [.6,1 color rgb<0,1,1> color rgb<0,0,1>] //ends blue
 }


Phoenix wrote:
> 
> 'T was on Fri, 12 Feb 1999 16:14:53 GMT,
> that Bas Leerintveld wrote:
> > Can somebody please help me with my non-fluent-gradients?
> > I'm using Pov-ray v3.1 and when I try to make a gradient-background
> > like a dawn or something, I keep getting this really annoying "lines".
> > I mean, you can see very clearly where one color starts and the
> > other ends, you know what I mean?
> 
> I think you are trying to watch the image on a 16-bit colour screen. If
> this is the case, change it to 24-bit or higher.
> 
> Phoenix
> 
> --
> eag### [at] telekabelnl                       http://users.telekabel.nl/eagle
> ------------------------------------------------------------------------
> The POV-Ray VFAQ: http://iki.fi/warp/povVFAQ.html

-- 
 omniVERSE: beyond the universe
  http://members.aol.com/inversez/POVring.htm
 mailto:inv### [at] aolcom?PoV


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From: Mike
Subject: Re: HELP! My gradients aren't "fluent"
Date: 12 Feb 1999 21:33:59
Message: <36C4E38A.B3F7531E@aol.com>
Try rendering larger.  Color patterns are just as prone to aliasing as
geometry.  There's no way to get grey between a white and black line if
you only render two lines.

-Mike

Bas Leerintveld wrote:
> 
> Hello!
> 
> Can somebody please help me with my non-fluent-gradients? I'm using Pov-ray v3.1 and
when I try to make a gradient-background like a dawn or something, I keep
> getting this really annoying "lines". I mean, you can see very clearly where one
color starts and the other ends, you know what I mean?
> 
> I hope somebody can help me with this!
> 
> regards,
> 
> Bas Leerintveld
> 
> bas### [at] ddsnl


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