// Last edited on 2005-01-05 23:03:12 by stolfi
// Processed by remove-cam-lights

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

#declare raio = 2.000;

#declare plano =
plane{y,0
   texture{
     pigment{checker <1,1,1>, <0.5,0.5,0.5>}
     finish{ambient 0.6 diffuse 0.4}
     scale 1.5
   }
  translate <0,-20,0>
}

#declare azul =
  texture {
    pigment { color rgb < 0.20, 0.50, 1.00 > }
    finish { diffuse 0.8 specular 0.4 roughness 0.005 ambient 0.1 }
  }

#declare transparente =
  texture {
 finish{
   ambient 0.1 diffuse 0.1 reflection 0.25
   specular 1 roughness 0.001
 }
     pigment { color rgb < 0.20, 0.50, 1.00 > filter 1 }
  }

 #declare amarelo =
  texture {
    pigment { color rgb < 1.00, 1.00, 0.00 > }
    finish { diffuse 0.8 specular 0.4 roughness 0.005 ambient 0.1 }
  }

 #declare espelho =
  texture {
    pigment { color rgb < 1.00, 1.00, 0.00 > }
    finish { ambient 0.05 diffuse 0.05
      reflection color rgb < 1.00, 1.00, 0.00 >
      specular 0.2 roughness 0.05 }
  }

#declare tora =
torus {
    5, 1.5
    rotate -90*x
    texture { transparente }
  }

#declare nova =
lathe {
    linear_spline
    6,
    <0,0>, <0.5,1>, <1.5,2>, <1,3>, <1.5,4>, <1.5,5>
    texture { espelho }
  }

union{
 object { nova
 rotate -90*x
 translate <-4.5, 0, 6.5>
}
object {tora
}
object {plano}
}

#include "camlight.inc"
camlight(<0,0,0>,<15.00,25.00,15.00>,0.65,z,1.0)