// Exercicio 7 de MC930

background{ color rgb < 0.00, 0.00, 0.20 > }

camera {
  location  <  1.00, 10.00, 4.50 >
  right     <  0.00, 1.20, 0.00 >
  up        <  0.00, 0.00, 0.90 >
  sky       <  0.00, 0.00, 1.00 >
  look_at   <  0.00, 0.00, 2.00 >
}

#declare espessura = 3.00;
#declare amarelado = color rgb (1.0/espessura)*<1.00,0.00,0.50>;
#declare posicao = <0,0,10>;
#declare alvo = <2,-1.5,0>;
#declare raio = 3.00;
#declare distancia = vlength(posicao-alvo);
#declare abertura = degrees(raio/distancia);

plane { <0, 0, 1>, -1
    texture {pigment{color rgb <0.70,0.70,0.70>}}
  }

light_source {
	posicao
	color rgb <1.00,1.00,0.00>
	spotlight
	point_at alvo
	radius 0.8*abertura falloff 1.2*abertura
	fade_distance distancia
	fade_power 2
}

#declare parede1 =
	box {
		<10.00,10.00,15.00>,<4.00,-5.00,0.00>
		texture {pigment {color rgb <0.00,0.00,0.00>}}
	}

#declare parede2 =
	box {
		<-10.00,10.00,15.00>,<-4.00,-5.00,0.00>
		texture {pigment {color rgb <0.00,0.00,0.00>}}
	}

#declare galinha =
	union {
	blob {
		threshold 0.65
		sphere {
			<0.00,-2.00, 2.00>,
			2.00,
			1 pigment {color rgb <1.00,0.00,0.00>}
			scale <1.50,0.75,1.00>
		}
        sphere {
			<1.00,-1.40,2.80>,
			0.75,
			1 pigment {color rgb <1.00,0.00,0.00>}
		}
	}
	cone {
		<1.25,-1.30,2.30>,0.25
		<1.35,-1.10,2.30>,0.01
		texture {pigment {color rgb <1.00,1.00,0.00>}}
	}
	}

#declare ovo =
	sphere {
		<3.00,3.00,0.5>,
		0.5
		texture {pigment {color rgb <1.00,1.00,0.80>}}
		scale <1.00,1.00,1.50>
	}

object{ galinha
		translate <-1,0,0>}
object{ ovo
	hollow
	pigment {color rgbt <1,1,1,1>}
	interior {
		media {emission color amarelado}
	}
}
object{ parede1 }
object{ parede2 }