// Trabalho de laboratorio numero 4
// Copa Embromadores das Americas
// MP004 -1s/2001
// Aluna: Simone da Silva Amorim

background{ color rgb < 0.8,0.9,1 > }

light_source {
  < 8.00, 2.00, 4.00 >
  color rgb < 1.00, 1.00, 1.00 >
} 

camera {
  location  <  8.00, 2.00, 2.00 >
  right     < -0.60, 0.00, 0.00 >
  up        <  0.00, 0.00, 0.80 >
  sky       <  0.00, 0.00, 1.00 >
  look_at   <  0.00, 0.00, 0.00 >
} 

#declare cor_cristal = color rgb <0.9,0.9,0.9>;

#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 = color rgb <0.95,0.95,0.1>;

#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 base=
 union{
    box {
    <1,1,-1>,  
    < -1,-1,-2>
    pigment { color rgb <0.1,0.1,0.1>}
   }
   cone {
    <0, 0, -1>, 1.0    // Center and radius of one end
    <0, 0, 0>, 0.5   // Center and radius of other end
    color rgb <1,1,0>
    pigment {color rgb <0,0,0>}
    texture { tx_cristal}
    hollow interior{ior 1.5}
  } 
}

#declare peca = 
  union{
     torus { 0.5, 0.1    
       rotate -90*x      
       pigment { color rgb <1,1,0> }
       texture { tx_espelho}
     }
     torus { 0.6, 0.1    
       rotate -90*x      
       pigment { color rgb <1,1,0> }
       translate <0, 0, 0.15>
       texture { tx_espelho}
     }
     torus { 0.7, 0.1    
       rotate -90*x      
       pigment { color rgb <1,1,0> }
       translate <0, 0, 0.3>
       texture { tx_espelho}
     }
  }

#declare copo =
   cone {
    <0, 0, 1.7>, 1.0    
    <0, 0, -1>, 0.1   
    pigment {color rgb <1,1,1>}
    texture { tx_cristal}
  } 
     
#declare braco =
     torus { 0.4, 0.05    
       rotate -90*z     
       pigment { color rgb <1,1,0> }
       translate <0, 0.8, 1>
       texture { tx_espelho}
     }

#declare chao =
    plane { <0, 0, 1>, -2
    pigment{ checker <0,0.8,0.9>,<0,0.9,1>}
    }
 

// Aqui está a cena, finalmente:

object { base}
object { peca}
object { copo hollow interior{ior 1.5}}
object { braco}
object { chao}