Thanks for all the input - will try it out.

darrenf


INVALID_ADDRESS wrote:
>// What about the following kaleidoscope, using a prism?
>// An arbitrary number of mirrors are possible.
>//
>//   Sputnik
>
>
>global_settings { max_trace_level 10 }
>
>#declare N = 6; // number of mirrors
>
>// kaleidoscope
>prism { linear_spline linear_sweep 0, -6, (N+1)*2
>  #declare I = 0;
>  #while (I<=N)
>    , <cos(I/N*2*pi), sin(I/N*2*pi)>*1.06
>    #declare I = I+1;
>    #end//while I
>  #declare I = 0;
>  #while (I<=N)
>    , <cos(I/N*2*pi), sin(I/N*2*pi)>
>    #declare I = I+1;
>    #end//while I
>  texture {
>    pigment { color rgb 1 }
>    finish { reflection 1 }
>    }
>  }
>
>// wooden disc to look at
>cylinder { 0, -y, 1
>  pigment { wood scale .15 rotate 5*x translate 0.5 }
>  finish { ambient 1 }
>  translate -6*y
>  }
>
>// camera, light
>camera { location <0, 2, -0.25> look_at 0 }
>light_source { <-4, 3, 2>*1000, rgb 1 }
>
>// END
>

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