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/*
Josh English wrote in message <38A### [at] spiritone com>...
>sphere { <1,0,0> 0.5 pigment { rgb 1 } light_group "one" }
>light_source { <1,3000,0> rgb <1,0,0> groups "one"
> projected_through { sphere { <1,0,0> 0.51 } light
>group "one" }
>
>This at least creates the same effect, but the colors get washed out.
>Perhaps you fix this with radiosity?
Get rid of the projected_through and you've got it.
The source:
*/
sphere{<2,0,0>, 1 light_group "A" pigment{rgb 1} rotate y*60}
sphere{<2,0,0>, 1 light_group "B" pigment{rgb 1} rotate y*120}
sphere{<2,0,0>, 1 light_group "C" pigment{rgb 1} rotate y*180}
sphere{<2,0,0>, 1 light_group "D" pigment{rgb 1} rotate y*240}
sphere{<2,0,0>, 1 light_group "E" pigment{rgb 1} rotate y*300}
sphere{<2,0,0>, 1 light_group "F" pigment{rgb 1} rotate y*0}
sphere{<0,0,0>, 1 light_group "G" pigment{rgb 1} }
plane{y, -6 pigment{checker rgb 1, rgb .9 }}
light_source{ <100,300,0>*100, red 1 groups "C,D,E,G" rotate y*240}
light_source{ <100,300,0>*100, green 1 groups "E,F,A,G" rotate y*0}
light_source{ <100,300,0>*100, blue 1 groups "A,B,C,G" rotate y*120}
camera{ location <0,5,10> look_at y*-2}
/* The colors come from color addition and color subtraction.*/
/* Mark */
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