#include "shapes.inc"
#include "colors.inc"
#include "textures.inc"

background{color Gray60}

//(x^2+y^2+z^2-a*k^2)^2-b*((z-k)^2-2*x^2)*((z+k)^2-2*y^2)=0 
//with k=5, a=0.95 and b=0.8. 

poly { 4<
1, 0, 0, 0, -1.2, 0, 0, 3.6, 16., -7.5, 0, 0, 0, 0, 
  0, 0, 0, 0, 0, 0, 1, 0, 0, 3.6, -16., -7.5, 0, 0, 
  0, 0, 0.2, 0, -7.5, 0, 64.0625
 >
   scale < 8,8,8>
   texture {DMFWood6
     scale 3
      }
  }
camera {
   location  <30.2, 10.3, -80.5>
   up        <0.0, 1.0,  0.0>
   right     <4/3, 0.0,  0.0>
   look_at   <0.1, 0.1,  0.1>
}

light_source { <200,500,-100> White
    spotlight
    radius  100
    falloff 200
    point_at <0,0,0>
}


light_source { <1000, 300, -1301> color White }

light_source { <-101, -41, -131> color White }