// Exemplo de arquivo de descricao de cena para POV-ray
// Last edited on 2000-09-21 20:06:05 by stolfi

background{ color rgb < 0.90, 0.90, 0.90 > }

light_source {
  < 8.00, 10.00, 20.00 >
  color rgb < 1.00, 1.00, 1.00 >
} 

camera {
  location  <  5.00, 5.00, 5.00 >
  sky < 0.00, 0.00, 7.00 >
  look_at   <  3.50, 0.00, 1.00 >
} 

#declare laranja = 
  texture {
    pigment { color rgb < 1.00, 0.60, 0.00 > }
    finish { diffuse 0.5 specular 0.5 roughness 0.005 ambient 0.1 }
  }

#declare amarelo = 
  texture {
    pigment { color rgb < 1.00, 1.00, 0.00 > }
    normal { bumps 0.4 scale 0.1 }
    finish { diffuse 0.5 specular 0.5 roughness 0.005 ambient 0.1 }
  }
  
#declare azul = 
  texture {
    pigment { color rgb < 0.00, 0.00, 1.00 > }
    finish { diffuse 0.5 specular 0.5 roughness 0.005 ambient 0.1 }
  }

#declare preto = 
  texture {
    pigment { color rgb < 0.00, 0.00, 0.00 > }
    finish { diffuse 0.5 specular 0.5 roughness 0.005 ambient 0.1 }
  }

#declare fruta = blob {
    threshold 0.95
    sphere { <3, 0, 0>, 2.5, 1 texture { amarelo } }
    sphere { <1, 0, 0>, 2, 1 texture { amarelo } }
  }

#declare dentro = blob {
    threshold 1.2
    sphere { <3, 0, 0>, 2.5, 1 texture { preto } }
    sphere { <1, 0, 0>, 2, 1 texture { preto } }
  }

// Aqui está a cena, finalmente:

  difference {
    object { fruta }
    box { <0, -1, 0.2>, <2, 1, 1>  texture { laranja } }
  }
  difference {
    object { dentro }
    box { <0, -1, 0.2>, <2, 1, 1>  texture { preto } }
  }