// MP004 - Prof Stolfi
// Lab 4 - Copa Embromadores das Americas
// 02/06/2001
// Last edited on 2001-06-02 21:03:22 by stolfi

background{ color rgb < 0.00, 0.03, 0.15 > }
 
  #include "colors.inc"
  camera {
    location <17, 12, 12>
    right    <-0.60, 0.0, 0.00 >
    up	     <0.00, 0.80, 0.00 >
    sky      <0.00, 1.00, 0.00 >
    look_at  <0,0,0>
  }
  background { color Gray50 } // to make the torus easy to see
  light_source{ <100, 300, 200> White }

  plane { <0, 1, 0>, -1
    pigment {
      checker color Black, color White	
    }
  }

#declare cor_cristal = < 1.00, 1.00, 0.0 > ;
#declare tx_cristal =
	texture {
		finish { 
		   	ambient 0.1 diffuse 0.1
			reflection 0.25
			specular 1 roughness 0.001
			}
		pigment { color cor_cristal filter 1 }
		}

#declare cor_espelho = <1.00, 0.00, 0.0> ;
#declare tx_espelho =
	texture {
		pigment {rgb cor_espelho }
		finish{
			ambient 0.05 diffuse 0.05
			reflection cor_espelho
			specular 0.20 roughness 0.05
			}
		}
		

 #declare Arco = difference {
    torus { 4, 1
      rotate -90*x 
    } 
    box { <-5, -5, -1>, <5, 0, 1> }
    texture { tx_cristal } 
  }


#declare Base =
box {
    <-6, 0,  0 >,  // Near lower left corner
    < 6, 0 , -3 >   // Far upper right corner
   
   texture { tx_espelho }
    }
  
#declare Bola1 =
  sphere {
    < 6.00, 0.00, 0.00 >, 1.0 
	texture { tx_espelho } hollow interior { ior 1.5 }
  }
  
#declare Bola2 =
  sphere {
    <  -6.00, 0.00, 0.00 >, 1.0 
      texture { tx_espelho } hollow interior { ior 1.5 }

  }


//Now we create the object :

object { Arco }
//object { Base }
object { Bola1 }
object { Bola2 }