// 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 < 0.50, 0.80, 0.80 > }
    finish{ diffuse 0.9 ambient 0.1 }
  }

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

#declare tx_friso =
  texture{
    pigment{ color rgb < 0.00, 0.00, 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 bola  =
  sphere {
     <0,0,0> , 3 
	texture{ tx_fosca } 
  }

#declare furo_roda =
  cylinder {
        <-2.52,0,0>,<2.52,0,0>,0.35
        texture{ tx_roda}
        }

#declare roda =
  cylinder {
	<-2.51,0,0>,<-2.0,0,0>,0.7
	texture{ tx_roda}
	}

#declare janela_lateral =
	box {
	<-3.1,-1.5,0.3>,<3.1,1.5,1.3>
	texture { tx_vidro  }
	}

#declare janela_frontal =
        box {
        <-1.5,-3.1,0.3>,<1.5,3.1,1.3>
        texture { tx_vidro  }
        }

#declare farol =
	cone {
	<0,2.5,-1>,1
	<0,3.2,-1>,0.4
	texture { tx_xadrez }
	}


#declare friso =
	intersection {
		box {<10,-10,-0.1><-10,10,0.1>}
		object { bola texture { tx_friso }}	
	}



#include "eixos.inc"

// Aqui está a cena, finalmente:

  union{
	object { eixos(3.0) }
	difference{ 
		object { roda translate <0,-1.5,-1.5>} 
		object { furo_roda translate <0,-1.5,-1.5> }
	}
	difference{
                object { roda translate <4.51,-1.5,-1.5>}
                object { furo_roda translate <4.51,-1.5,-1.5> }
        }
	
        difference{
                object { roda translate <0,1.5,-1.5>}
                object { furo_roda translate <0,1.5,-1.5> }
        }difference{
		object { roda translate <4.51,1.5,-1.5>}
		object { furo_roda translate <4.51,1.5,-1.5> }
	}

		

	difference{
		object { bola } 
		union{
			object { janela_lateral }
			object { janela_frontal }
		}
		}
	difference{
		object { farol }
		object { bola }
	}
	object { friso scale 1.05}
}


#include "camlight.inc"
#declare centro_cena = < 0.00, 0.00, 1.00 >;
#declare raio_cena = 6.0;
#declare dir_camera = <7, 4, 1.5 >;
#declare dist_camera = 16.0;
#declare intens_luz = 1.00;
camlight(centro_cena, raio_cena, dir_camera, dist_camera , z, intens_luz)