// Exemplo de arquivo de descricao de cena para POV-ray
// Last edited on 2020-09-30 19:57:13 by jstolfi

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

background{color rgb < 219, 218, 213>/255 }

#declare tx_plastico = 
  texture{
    pigment{ color rgb < 4, 0, 11 >/255 }
    finish{ diffuse 0.8 ambient 0.1 specular 0.5 roughness 0.005 }
  }

#declare tx_fosca = 
  texture{
    pigment{ color rgb < 28, 2, 0 >/255 }
    finish{ diffuse 0.9 ambient 0.1 }
  }

#declare tx_espelho = 
  texture{
    pigment{ color rgb < 0.7529, 0.7529, 0.7529 > }//prata
    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 < 0255, 154, 145 >/255, color rgb < 33, 117, 100 >/255 }
    finish{ diffuse 0.9 ambient 0.1 }
    scale 1.5
  }

// ======================================================================
// DESCRI��O DA CENA 

#declare raio = 1.80;

// Partes da cena:

#declare esfAssento =
  sphere {<0, 0, 0>, 2}

#declare boxAssento =
  box {<-2, -2, -2>, <2, 2, 0>}

#declare buracoAssento =
  sphere {<-7.75, 0, 0>, 6.85}

#declare coneBase =
  cone {
    <0, 0, -4>, 1.5, 
    <0, 0, -3.25>, 0
  }

#declare conePerna =
  cone {
    <0, 0, -4>, 0.5, 
    <0, 0, 0>, 0
  }

#declare cilEncostoDentro =
  cylinder {
    <-5.7, 0, -0.5>, 
    <-5.7, 0, 4.5>, 
    4.875
  }

#declare cilEncostoFora =
  cylinder {
    <-7.75, 0, -0.8>, 
    <-7.75, 0, 4.8>, 
    6.85
  }  

#declare bracoDireito =
  box {<-1.4, -1.73, 1>, < 1.2, -1.43, 1.3>}

#declare bracoEsquerdo =
  box {<-1.4, 1.73, 1>, <1.2, 1.43, 1.3>}

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

#include "eixos.inc"
#include "textures.inc"

// Aqui est� a cena, finalmente:

union {
  object{ eixos(3.0)}
  object{ chao  translate < 0,1,-5 > texture{ tx_xadrez } }
  object{ conePerna texture{ tx_vidro}}
  object{ coneBase texture{ Silver_Metal}}
  object{ bracoDireito texture{ tx_fosca}}
  object{ bracoEsquerdo texture{ tx_fosca}}
}

difference {
  intersection {
    object{ esfAssento texture { Silver_Metal}}
    object{ boxAssento texture {tx_fosca}}
  }
  object{ buracoAssento texture{ Silver_Metal}}
}

difference {
  object{ cilEncostoDentro rotate <0, -15, 0> texture{ tx_fosca}}
  object{ cilEncostoFora rotate <0, -15, 0> texture{ Silver_Metal}}
}



#include "camlight.inc"
#declare centro_cena = < 0.00, 0.00, 1.00 >;
#declare raio_cena = 10.0;
#declare dir_camera = < -5.00, -10.00, 3.00 >;
#declare dist_camera = 20*raio_cena;
#declare intens_luz = 1.20;
camlight(centro_cena, raio_cena, dir_camera, dist_camera , z, intens_luz)