//Fabio Yuasa Niizu RA: 962325

background{ color rgb < 1,1, 1 > }

light_source {
  < -4.00, -30.00, 50.00 >
  color rgb < 1.00, 1.00, 1.00 >
}

camera {
  location  <  0.00, -15.00, 0.00 >
  right     <  -1.20, 0.00, 0.00 >
  up        <  0.00, 0.00, 0.90 >
  sky       <  0.00, 0.00, 1.00 >
  look_at   <  0.00, 0.00, 0.00 >
}

#declare raio = 2.000;

#declare tinta_red =
  texture {
    pigment { color rgb < 1, 0, 0 > }
    finish { diffuse 0.5 specular 0.5 roughness 0.005 ambient 0.1 }
  }

#declare tinta_green =
  texture {
    pigment { color rgb < 0, 1, 0 > }
    finish { diffuse 0.5 specular 0.5 roughness 0.005 ambient 0.1 }
  }
#declare tinta_blue =
  texture {
    pigment { color rgb < 0, 0, 1 > }
    finish { diffuse 0.5 specular 0.5 roughness 0.005 ambient 0.1 }
  }



#declare bola =
  sphere {
    < 0.00, 2.00, 1.00 >, 1.00
    texture { tinta_blue }
  }

#declare cilindro =
  cylinder {
    < -3.00, -1.00, 0.00 >,
    < -3.00, -1.00, -1.00 >,
    1.00
    texture { tinta_red }
  }

#declare quad =
  box {
    < 2.00, -1.00, -2.00>,  // Near lower left corner
    < 4.00, -3.00,  0.00>
    texture { tinta_green }
  }



// Aqui está a cena, finalmente:

//difference {
  object { bola }
  //union {
    object { cilindro }
    object { quad }
   // object { furo2 }
//  }
//}