// Exemplo de arquivo de descricao de cena para POV-ray
// Last edited on 2010-03-04 15:44:01 by stolfi

// ======================================================================
// CORES E TEXTURAS

background{ color rgb < 0.75, 0.60, 0.75 > }

#declare tx_plastico = 
  texture{
    pigment{ color rgb < 0.10, 0.80, 1.00 > }
    finish{ diffuse 0.8 ambient 0.1 specular 0.5 roughness 0.005 }
  }

#declare tx_fosca = 
  texture{
    pigment{ color rgb < 0.34, 1.39, 0.34 > }
    finish{ diffuse 0.9 ambient 0.1 }
  }

#declare tx_espelho = 
  texture{
    pigment{ color rgb < 1.00, 0.85, 0.30 > }
    finish{ diffuse 0.2 reflection 0.7*< 1.00, 0.85, 0.30 > ambient 0.1 }
  }

#declare tx_vidro = 
  texture{
    pigment{ color rgb < 0.85, 0.95, 1.00 > filter 0.70 }
    finish{ diffuse 0.03 reflection 0.25 ambient 0.02 specular 0.25 roughness 0.005 }
  }


#declare tx_xadrez =
  texture{
    pigment{ checker color rgb < 0.00, 0.02, 0.00 >, color rgb < 1.00, 0.97, 0.90 > }
    finish{ diffuse 0.9 ambient 0.1 }
    scale 2.0
  }

// ======================================================================
// DESCRIÇÃO DA CENA 

#declare raio = 2.000;

// Partes da cena:
  
#declare fora =
  box{
    < +2.50, +2.50, +2.50 >,
    < -2.50, -2.50, -2.50 > 
    texture{ tx_fosca }
  }
  
#declare dentro = 
  box{
    < 2.30, 2.60, 2.30 >,
    < -2.30, -2.30, -2.30 >
    texture{ tx_plastico }
  }
  
#declare figura = 
  cone{
    < 0.90, 2.70, 1.10 >, 0.00, 
    < 0.50, 1.70, 0.30 >, 0.30
    texture{ tx_plastico }
  }

#declare esfera =
  sphere{
    <0, 0, 0>, 0.4
    texture{ tx_vidro }
  }

#declare caixa =
  box{
    < 0, 0, 0 >, < 0.8, 0.8, 0.8 >
  }

#declare cilindro = 
  cylinder{
    < 0, 0, 0 >, < 0.5, 0.5, 0.5 >, 0.3
  }

#declare chao = 
  box{ <-20,-20,-1>, <+20,+20,0> }





#include "eixos.inc"

// Aqui está a cena, finalmente:

union{
  object{ chao  translate < 0,0,-5 > texture{ tx_xadrez } }
  
  difference{  
    object{ fora }
    object{ dentro }
  }

  object{ figura translate < -1.0, 0, -0.7 > pigment{color rgb <2, 1.5, 3>} }
  object{ figura translate < 0.3, -0.5, 1 > rotate < 0, 10, 40 > }
  object{ esfera translate < 0, -0.5, 0 > pigment{color rgb <178, 34, 34>} }
  object{ caixa translate < 1.5 , 0.9, -1.5 > rotate < 27, 0, 0 > pigment{color rgb <1.48, 0, 2.11>}}
  object{ cilindro translate < -1.5, 2.5, -1.6 > pigment{color rgb < 2.55, 5.15, 0 >} }

}

#include "camlight.inc"
#declare centro_cena = < 0.00, 0.00, 0.00 >;
#declare raio_cena = 6.0;
#declare dir_camera = < 20.00, 35.00, 4.00 >;
#declare dist_camera = 50.0;
#declare intens_luz = 2.00;
camlight(centro_cena, raio_cena, dir_camera, dist_camera , z, intens_luz)