// Last edited on 2009-07-22 16:19:16 by stolfilocal
// Processed by remove-cam-lights

background{ color rgb < 0.75, 0.80, 0.85 > }

#declare BLUE = 
  texture {
    pigment { color rgb < 0.10, 0.20, 1.00 > }
    finish { diffuse 0.8 specular 0.1 roughness 0.005 ambient 0.1 }
  }

#declare YELLOW = 
  texture {
    pigment { color rgb < 1.0, 1.0, 0.0 > }
    finish { diffuse 0.8 specular 0.1 roughness 0.005 ambient 0.1 }
  }
#declare GREEN = 
 texture {
   pigment { color rgb < 0.20, 0.80, 0.10 > }
   finish { diffuse 0.8 specular 0.1 roughness 0.005 ambient 0.1 }
 }

#declare RED = 
 texture {
   pigment { color rgb < 1.00, 0.00, 0.00 > }
   finish { diffuse 0.8 specular 0.1 roughness 0.005 ambient 0.1 }
 }

#declare SILVER = 
 texture {
   pigment { color rgb < 0.86, 0.86, 0.86 > }
   finish { diffuse 0.8 specular 0.1 roughness 0.005 ambient 0.1 }
 }

#declare GOLDENROD = 
 texture {
   pigment { color rgb < 0.854, 0.64, 0.125 > }
   finish { diffuse 0.8 specular 0.1 roughness 0.005 ambient 0.1 }
 }

#declare t1 = 1.414213562/4;
#declare e1 = 3;
 
#declare base =
 difference {
  box { <0,0,0>, <4,4,e1> }
  cylinder { 
   <0,0,e1*2>,
   <0,0,-e1*2>,
   1
   translate <1,1,0>
  }
  cylinder { 
   <0,0,e1*2>,
   <0,0,-e1*2>,
   1
   translate <3,1,0>
  }
  cylinder { 
   <0,0,e1*2>,
   <0,0,-e1*2>,
   1
   translate <2,3,0>
  }
 }

#macro my_siep(n)
  #if (n = 0)
   object{
    base
   }
  #else
   union{
    object { base } 
    object{ my_siep(n-1) scale <t1, t1, 1> translate <t1,t1,0> }
    object{ my_siep(n-1) scale <t1, t1, 1> translate <2+t1,t1,0>}
    object{ my_siep(n-1) scale <t1, t1, 1> translate <1+t1,2+t1,0>}
   }
 
  #end
#end

object{my_siep(3) texture{YELLOW}}

// Original camera parameters:
// #local cam_ctr = <3.00,3.00,0.00>
// #local cam_vec = (<-2.0,-2.00,10.00>-<3.00,3.00,0.00>)
// #local cam_sky = z

#include "camlight.inc"
camlight(<2,2,e1>,<10,-10,10>,8.0,z,1.0)