// Exemplo de arquivo de descricao de cena para POV-ray
// Daniel Camillo Collier Farias Ra: 059878

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

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

#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_vidro = 
  texture{
    pigment{ color rgb < 0.9, 0.9, 1.00 > filter 0.8 }
    finish{ diffuse 0.1 reflection 0.1 ambient 0.01  }
  }

#declare tx_vidro_verde = 
  texture{
  pigment{ color rgb < 0, 1, 0> filter 0.8 }
  finish{ diffuse 0.1 reflection 0.1 ambient 0.1 }
}

#declare tx_xadrez =
  texture{
    pigment{ checker color rgb < 0.10, 0.32, 0.60 >, 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 chao = 
  box{ <-20,-20,-1>, <+20,+20,0> }

#include "eixos.inc"

// Aqui está a cena, finalmente:
#declare fi = (sqrt(3)+1.0)/2.0;
#declare r = 1;

#declare dodecaedro =
  intersection {
    plane { <1, 0, fi>,  r}
    plane { <1, 0, -fi>,  r}
    plane { <-1, 0, fi>,  r}
    plane { <-1, 0, -fi>,  r}
    plane { <fi, 1, 0>,  r}
    plane { <fi, -1, 0>,  r}
    plane { <-fi, 1, 0>,  r}
    plane { <-fi, -1, 0>,  r}
    plane { <0, fi, 1>,  r}
    plane { <0, fi, -1>,  r}
    plane { <0, -fi, 1>,  r}
    plane { <0, -fi, -1>,  r}    
  }

#declare octaedro =
  intersection {
    plane { <1, 1, 1>, r}
    plane { <1, 1, -1>, r}
    plane { <1, -1, -1>, r }
    plane { <-1, -1, -1> r }    
    plane { <-1, 1, 1>, r}
    plane { <-1, -1, 1>, r}
    plane { <-1, 1, -1>, r }
    plane { <1, -1, 1> r }    
  }


#declare cubo = 
  intersection {
    plane { <1,0,0>, r}
    plane { <-1,0,0>, r}
    plane { <0,1,0>, r}
    plane { <0,-1,0>, r}
    plane { <0,0,1>, r}
    plane { <0,0,-1>, r}
  }


union {
  intersection {
    object {cubo scale 0.85 texture  {tx_vidro}}
    object {octaedro texture { tx_vidro }}
    translate -1*y
    interior {ior 1.2}
  }
  object{chao translate < 0,0,-5 > texture{ tx_xadrez } }
  //icosaedro
  intersection {
   object {dodecaedro scale 1.1}
   object {octaedro }
   translate 1*y
   texture {tx_vidro_verde}
   interior {ior 1.2}
  }
}

//union{
//  object{ eixos(3.00) }
//
//  object{ chao  translate < 0,0,-5 > texture{ tx_xadrez } }
//  object{ bolota  translate < -2,+1,+3 > texture{ tx_espelho } }
//  object{ bolinha translate < +5,+4,+2 > texture{ tx_vidro } interior { ior 1.01 } }
//
//  difference{ 
//   union{
//      object{ bola } 
//      object{ pino }
//    }
//    object{ furo }
//  }
//}

#include "camlight.inc"
#declare centro_cena = < 0.00, 0.00, 1.00 >;
#declare raio_cena = 6.0;
#declare dir_camera = < 14.00, 7.00, 4.00 >;
#declare dist_camera = 16.0;
#declare intens_luz = 1.00;
camlight(centro_cena, raio_cena, dir_camera, dist_camera , z, intens_luz)