Mike wrote:
> 
> Uh, what's the density for?  Is it really constant?  I would assume that you
> can just scale the values.
> 
> #declare t_yellowgreen_int = interior{
>  media{
>   emission .001*<0.6, 1, 0.15>
>   absorption .001*<.4,0,0.85>
>   samples 1,10
>   confidence .9999
>   variance 1/1000
>  }
>  ior 1.5
> }
> 
	Or rather:
#declare t_yellowgreen_int = interior{
 media{
  emission .1*<0.6, 1, 0.15>
  absorption .1*<.4,0,0.85>
  samples 1,10
  confidence .9999
  variance 1/1000
 }
 ior 1.5
}

	I believe that the function values are just used as indices when
looking into the color_map.

		Jerome

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