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Matt Giwer <mgi### [at] giwersworld org> wrote in message
news:37B01438.4138700C@giwersworld.org...
> Matt wrote:
>
> > I want to create a glowing multilayered torus of plasma to play with.
> > Can anyone suggest how to get started with such light emitting foggy
> > things please?
>
In my continuing attempts to make an Aurora, I have been working with this
(below) but I have yet to make a multi-layered one. Nor am I able to get an
outward curving slice of this one...
//////////////////////
#macro Funct1(Increment)
sin((Increment)*(pi))
#end
//////////////////////
sphere{ 0,2
hollow
pigment { rgbt 1 }
erior{
media {
samples 10, 30
emission rgb < 0.0, 0.0, 2.0 >
density { cylindrical//atmosphere
color_map{
#declare I = 0;
#while ( I < 1 )
[I rgb Funct1(I) ]
#declare I = I + 0.2;
#end
}
scale 2
} // end den
density { gradient y file://atmosphere
color_map{
[ 0.0 rgb 1 ]
[ 1.0 rgb 0 ]
}
scale < 1.0, 2.0, 1.0 >
} // end den
} file://end media
} file://end sphere
scale < 1.0, 0.333, 1.0 >
} file://end object SkySphere01
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