//A Type 6 Steiner surface
//by Adam Coffman

camera {
   location  <6, 2.8,6>
   look_at   <0,0,0>
       }
#include "colors.inc"
#declare Bright_Blue_Sky = 
pigment {
    bozo
    turbulence 0.56
    color_map {
        [0.5 rgb <0.5, 0.5, 1.0>]
        [0.6 rgb 1.0]
        [1.0 rgb 0.5]
    }
}
  plane { y, 21 texture{Bright_Blue_Sky scale 100 finish{ambient 1}}}
  plane { y, -1.75
    texture {
      pigment{Goldenrod}
      finish {
        diffuse 0.4
        ambient 0.4
       }
    }
  }           
 poly { 4 <
  0,0,0,0,1,0,0,0,0,0,1,0,-2,2,0,0,0,0,0,0,
  1,0,-2,2,0,1,0,-2,0,0,1,0,0,0,0>sturm
  texture {pigment{ForestGreen}  finish{ambient 1}}  
    bounded_by { box { <-0.5,-5,-5> ,<5,5,0.01> } }
    clipped_by { bounded_by }                   
   rotate z*-90  translate<-2,0.6,0.5>   
   scale 2                 
 }
 poly { 4 <
  0,0,0,0,1,0,0,0,0,0,1,0,-2,2,0,0,0,0,0,0,
  1,0,-2,2,0,1,0,-2,0,0,1,0,0,0,0>sturm
    texture {pigment{Violet}  finish{ambient 1}}  
    bounded_by { cone { <-0.001,0,0>, 1.4, <1,0,0>, 0} }
    clipped_by { bounded_by }                   
   rotate z*-90  translate<-2,1.6,0.5>   
   scale 2                 
 }
 poly { 4 <
  0,0,0,0,1,0,0,0,0,0,1,0,-2,2,0,0,0,0,0,0,
  1,0,-2,2,0,1,0,-2,0,0,1,0,0,0,0>sturm 
    texture{ pigment{NeonPink} finish{diffuse 0.6 reflection 0.1}}
    bounded_by { box { <0,-5,-5> ,<5,5,5> } }
    clipped_by { bounded_by }                   
   rotate z*-135  scale 1.25 translate<3.6,2.6,0>   
  }
 poly { 4 <
  -5/4, 3, 0, 7/2, -5/2, 0, -11/2, -3, 0, -13/4, 1, 0, 5/2, 4, 0, 
  5/2, 0, 5, 0, 1, -1/4, 0, -1/2, -1, 0, -1/4, 0, -3, 0, 0, 
 -1, 0, -2, 0, 0>sturm pigment{Green}  
    bounded_by { box { <0,-5,-5> ,<3.6,5,5> } }
    clipped_by { bounded_by }                   
  }
  light_source{<0.5,20,0> White} 
  light_source{<-2,7,-5> White shadowless } 
  light_source{<-40,0,> White shadowless}
  light_source{<40,0,0> White}
  light_source{<0,0,40> White}