// Aluna : Carina Marques Silva ra001427
// Last edited on 2003-10-22 04:12:49 by stolfi

global_settings { max_trace_level 10 }

// ======================================================================
// CÂMERA 

#declare ctr = < 2.80, 4.00, 0.75 >;
#declare camdir = < 5.00, 8.00, 1.00 >;

camera {
  location  ctr + 0.38*camdir  // Posição do observador.
  right     -1.00*x
  up        0.75*y
  sky       z                      // Qual direção é "para cima"?
  look_at   ctr  // Para onde a câmera está apontando.
} 

// ======================================================================
// FONTES DE LUZ

light_source {
 100 * < 20.0, 15.0, +10.0 >              // Posição da lâmpada.
  color rgb 0.6 * < 1.00, 1.00, 1.00 >   // Intensidade e corda luz.
} 

light_source {
  100 * < 20.0, 50.0, +80.0 >             // Posição da lâmpada.
  color rgb 1.2 * < 1.00, 1.00, 1.00 >   // Intensidade e corda luz.
} 

#include "colors.inc"
#include "metals.inc"
#include "golds.inc"
#include "stones1.inc"
#include "textures.inc"

  

#declare Fin = finish {
   phong 0.9
   metallic 1
}

background { color rgb <0.5 , 0.5, 0.7> }  

// ======================================================================
// DESCRIÇÃO DA CENA 
#declare tx_cristal =
texture {
 finish {
  ambient 0.1 diffuse 0.1
  reflection 0.25
  specular 1 roughness 0.001
 }
  pigment {color  Yellow filter 1}  
}
                               
# declare tx_espelho =
texture {
 pigment { color Green }

finish{
  ambient 0.05 diffuse 0.05
  reflection color Green
  specular 0.2 roughness 0.05
}
}

#declare raio = 2.000;

 #declare taca =

union{
difference{
cone {
    <2, 2, 2.1> 0    
    <2, 2, 0>, 0.9    
 texture {   
   tx_espelho
    normal {
      ripples 2.0
    }   
    
}   no_shadow   
 interior {ior 1.5}
} 
  box {
    <-3, -3 , 3.8>     
    < 3,  3, 1.1>   
    pigment { color Blue }
     no_shadow
}
 
 box {
  <2.8 , 2.8, -0.02>
  <2.3 , 2.3, 0.5>
  pigment { color rgb <0.5,0.7,0.6> }
  }

 
}
difference{
torus {
   0.75 ,0.17
   pigment { Gray40 }
   rotate 90*x
   translate <2, 2, 0> 
   no_shadow  
   hollow interior{ior 1.3}
   texture { tx_cristal}
}
 box {
  <2.8 , 2.8, -0.02>
  <2.3 , 2.3, 0.5>
  pigment { color rgb <0.5,0.7,0.6> }
  }
}
}

#declare topo =
union{    
sphere {
 <2,2,1.5> 0.3
 texture {tx_cristal}
 pigment {color Gray filter 0.2 } 
 }
  
cylinder { 
  <2,2,1.5>
  <2,2,1.1>
  0.3 
 texture {tx_cristal}
 pigment {color Gray filter 0.2 }
}

cylinder { 
  <2,2,1.7>
  <2,2,2.0>
  0.03 
 texture {tx_cristal}
 pigment {color Gray filter 0.2 }
}

triangle {
 <2,2 ,1.8> ,<2,2,2.0> ,<2,2.3,1.85>
 pigment {color Red}
}

}


#declare fundo =
union {
  plane { z,0
    pigment { color Aquamarine }
    finish { diffuse 0.9 ambient 0.1 }    
}  
  plane { x, -10
  pigment { checker  color rgb <0.50,0.75,1.00>, White}
   finish { diffuse 0.5 ambient 0.5 }    } 

sphere {
 <3,3,-1.0> 0.08
 pigment {checker Magenta ,White }
}

sphere {
 <2.5,3.7,-1.0> 0.08
 pigment {checker Magenta ,White }
}

sphere {
 <4,2,-1.0> 0.08
 pigment {checker Magenta ,White }
}

}

#declare cilindroX = 
  cylinder {
    < -3, 0, 0 >,
    < 3, 0, 0 >,
    0.01
    pigment { color Red }
  }


#declare cilindroY = 
  cylinder {
    < 0,-3, 0 >,
    < 0, 3, 0 >,
    0.01
    pigment { color Blue }
  }

#declare cilindroZ = 
  cylinder {
    < 0, 0, -3 >,
    < 0, 0, 3 >,
    0.01
    pigment { color Green}
  }
   
 union {
   object { fundo }
   object { taca  }  
   object { topo}
 translate <0.8 ,2 ,0>
}