// CORES E TEXTURAS

background{ color rgb < 0.2, 0.6, 0.8 > }

#declare tx_grama = 
  texture{
    pigment{ color rgb < 0.14, 0.56, 0.14 >}
    finish{ diffuse 0.7 ambient 0.5 }
  }

#declare tx_arvore = 
  texture{
    pigment{ color rgb < 0.64, 0.16, 0.16 > }
    finish{ diffuse 0.2 ambient 0.1 }
  }

#declare tx_prata = 
  texture{
    pigment{ color rgb < 0.3, 0.3, 0.3 > }
    finish{ diffuse 0.2 reflection 0.6 brilliance 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}
  }


#declare tx_xadrez =
  texture{
    pigment{ checker color rgb < 0.5, 0.44, 0.98 >, color rgb < 0.00, 0.86, 0.29 > }
    finish{ diffuse 0.9 ambient 0.1 }
    scale 2.0
  }

//MACROS

#macro gato(a,b,c,d,e)
	
	union{
	
		object{tronco}
		object{cabeca()
			translate <0,0,2.5>
		}

		object{braco(a,b)
			translate<0,0.5,1.2>
		}
		object{braco(a,b)
			translate<0,0.5,1.2>
			scale<1,-1,1>
		}
		object{perna(c,d,e)
			translate <0.4,1.5,-2.5>
		}
		object{perna(c,d,e)
			translate <0.4,1.5,-2.5>
			scale <1,-1,1>
		}

		
	}

	

#end

#macro cabeca()

	union{

		object{head}

		object{cone_orelha
			rotate <-30,0,0>
			translate <0,0.25,0.35>
		}

		object{cone_orelha
			rotate <30,0,0>
			translate <0,-0.25,0.35>
		}
	}
		

#end

#macro pe(e)

	object{foot
		rotate <e,0,0>
		translate <-0.25,0,-0.25>
		
	}


#end

#macro braco(a,b)
	
	union{

		object{arm}
		object{antebraco(b)
			translate <0,1.5,0>
		}
		rotate <a,0,0>
	}

#end

#macro antebraco(b)

	union{
		object{ab}
		object{mao()
			translate <0,1,0>
		}		
		rotate <b,0,0>
		
	}

#end

#macro mao()

	object{hand}

#end

#macro perna(c,d,e)
	
	union{
		
		object{leg}
		object{anteperna(d,e)
			translate <0,0,-1>
		}
		rotate <c,0,0>
	}

#end

#macro anteperna(d,e)

	union{
		object{al}
		object{pe(e)
			translate <0,2,-1>
		}		
		rotate <d,0,0>
		
	}

#end
	
// ======================================================================
// DESCRIÇÃO DA CENA 


#declare raio = 0.5;
#declare origem = <0,0,0>;

#declare head =
	sphere{origem, raio
		texture{tx_grama}
}

#declare cone_orelha =
	cone{origem, 0.5*raio, <0,0,0.2>, 0
		texture{tx_grama}
}  

#declare foot = 
	box{origem, <0.5,1,0.25>
		texture{tx_arvore}
}

#declare hand = 
	sphere{origem, 0.5*raio
		texture{tx_arvore}
}

#declare tronco = 
	sphere{origem, 2*raio
		texture{tx_grama}
	scale <0,0,2>
}

#declare arm = 
	cylinder{origem, <0,1.5,0>, 0.5*raio
		texture{tx_grama}
}

#declare leg =
	cylinder{origem, <0,0,2>, 0.8*raio
		texture{tx_grama}
}	

#declare al = 
	cylinder{origem, <0,0,1.5>, 0.7*raio
		texture{tx_grama}
}

#declare ab =
	cylinder{origem, <0,1,0>, 0.4*raio
		texture{tx_grama}
}

#include "eixos.inc"

object{gato(30,30,30,30,30)}

object{gato(60,60,60,60,60)
	translate <0,6,0>
}

#include "camlight.inc"
#declare centro_cena = < 0.00, 0.00, 1.00 >;
#declare raio_cena = 10;
#declare dir_camera = < 3,0,3 >;
#declare dist_camera = 60;
#declare intens_luz = 1.00;
camlight(centro_cena, raio_cena, dir_camera, dist_camera , z, intens_luz)