// 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, 0.80, 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_fosca = 
  texture{
    pigment{ color rgb < 1.00, 0.80, 0.10 > }
    finish{ diffuse 0.9 ambient 0.1 }
  }

#declare tx_vermelho = 
  texture{
    pigment{ color rgb < 1.00, 0.00, 0.00 > }
    finish{ diffuse 0.9 ambient 0.1 }
  }

#declare tx_cinza = 
  texture{
    pigment{ color rgb < 0.80, 0.80, 0.80 > }
    finish{ diffuse 0.9 ambient 0.1 }
  }

#declare tx_amarelo = 
  texture{
    pigment{ color rgb < 0.80, 0.80, 0.00 > }
    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 < 0.10, 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 bolinha = 
  sphere{ < 0,0,0 >, 0.60 }
 
#declare bolota = 
  sphere{ < 0,0,0 >, 1.50 }
 
#declare bola =
  sphere{
    < 0.00, 0.00, 0.00 >, raio 
    texture{ tx_plastico }
  }
  
#declare pino = 
  cylinder{
    < -2.00, +2.00, -1.00 >,
    < +2.00, -2.00, +1.00 >,
    0.75
    texture{ tx_fosca }
  }
  
#declare furo = 
  cylinder{
    < -1.00, -2.00, -2.00 >,
    < +1.00, +2.00, +2.00 >,
    0.75*raio
    texture{ tx_fosca }
  }
*/

#declare aerofolio =
  intersection{
    difference {
      cylinder{<-1,-1.25,0>, <1,-1.25,0> 1.5 texture{tx_vermelho}}
      cylinder{<-2,-1.25,.5>, <2,-1.25,.5> 1}
    }
    box{<3,-1.25,0>,<-3,1.25,1.5>}
  }

#declare carroceria =
  difference{
    sphere{<0,0,0>, 2  texture{tx_vermelho}} //carroceria
    box{<-3,-3,0>, <3,3,-1>} //metade de baixo sai
    cylinder{<1,1,0>, <2,1,0> 0.75} //espaco dianteira direita
    cylinder{<1,-1,0>, <2,-1,0> 1} // espaco traseira direita
    cylinder{<-1,1,0>, <-2,1,0> 0.75} //espaco dianteira esquerda
    cylinder{<-1,-1,0>, <-2,-1,0> 1} // espaco traseira esquerda
  }

#declare roda_pequena = 
  cylinder{<-.25,0,0>, <.25,0,0>, .65 texture{tx_cinza}}

#declare roda_grande =
  union{
    cylinder{<-.5,0,0>, <.5,0,0>, .9 texture{tx_cinza}}
    cone{<0.5,0,0> .2, <0.7,0,0>, 0 texture{tx_amarelo}}
  }

#declare carro =
  union{
  	object{carroceria}
	object{roda_pequena translate<1.5,1,0>}
	object{roda_pequena translate<-1.5,1,0>}
	object{roda_grande translate<1.5,-1,0>}
	object{
	  object{roda_grande rotate 180*z}
	  translate<-1.5,-1,0>
	}
	object{
		object{aerofolio rotate 35*x}
		translate <0,-.75,1>
	}
  }

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

#include "eixos.inc"

// Aqui está a cena, finalmente:

union{
  object{ eixos(3.00) }

  object{ chao  translate < 0,0,-5 > texture{ tx_xadrez } }

  object{ carro }
  //object{aerofolio}

}

#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)