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![](/i/fill.gif) |
// see p.b.i message "It's not friday, and it's not meant to be an abstract, but
anyway..."
// hopefully this source will produce the image I've posted,
// but I might have changed it after that point!
// media spike with funky errors
// by tek
// includes
#include "rad_def.inc"
// global set up
global_settings {
max_trace_level 5
radiosity {
Rad_Settings(Radiosity_Fast, off, off)
}
}
// the scene
camera {
#declare image_dim = sqrt(image_width*image_height); // kind of average
dimension
right x*image_width/image_dim
up y*image_height/image_dim
direction z*0.6
location <1,0.1,-3>*1500
look_at y*2500
}
light_source {
<-1,3,-2>*10000
rgb fBmod*1
}
sphere {
-10000*y, 20000 // -6000000*y, 6020000
hollow on
material {
texture { pigment { rgbt 1 } }
interior {
media {
scattering {
1, rgb <0.2,0.3,1.0>
extinction 0.5
}
absorption 0
method 3 // this is the default in pov 3.5, included for clarity.
aa_level 12
aa_threshold 1/255
variance 1/255
confidence 0.9
density {
function {
1/(0.001 + sqrt(x*x + z*z)*y)
}
scale 1000
translate -10*y
poly_wave 3
colour_map {
[0 rgb 0]
[1000 rgb 5]
}
} // density
} // media
}// interior
}// material
}// sphere
plane { y, 0 pigment { rgb 1 } }
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![](/i/fill.gif) |