// Last edited on 2004-03-13 16:55:36 by stolfi
// Aluna : Carina Marques Silva ra001427
#include "colors.inc"
#include "metals.inc"
#include "golds.inc"
#include "stones1.inc"
#include "textures.inc"

#declare Fin = finish {
   phong 0.9
   metallic 1
}

// ======================================================================

#declare ctr = < 0.00, 0.00, 0.00 >;
#declare camDir = < 10.0, 0.00, 2.00 >;

camera {
  location   ctr + 1.00*camDir
  right      -1.00*x
  up         0.75*y
  sky        z
  look_at    ctr
}

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

light_source {
  < -10.0, -15.0, +30.0 >              // Posição da lâmpada.
  color rgb 1.2 * < 1.00, 1.00, 1.00 >   // Intensidade e corda luz.
} 

light_source {
  10 * < +50.0, -10.0, +10.0 >             // Posição da lâmpada.
  color rgb 0.9 * < 1.00, 1.00, 1.00 >   // Intensidade e corda luz.
} 

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 eixos =
union {
  sphere {
    < 0.00, 0.00, 0.00 >
    0.10
    pigment { color White}
  }

  sphere {
    < 1.00, 0.00, 0.00 >
    0.10
    pigment { color Red}
  }

  sphere {
    < 0.00, 1.00, 0.00 >
    0.10
    pigment { color Green}
  }

  sphere {
    < 0.00, 0.00, 1.00 >
    0.10
    pigment { color Blue}
  }
}


 /* ==================objetos ================== */

 #declare portao =
  lathe {
    linear_spline
    8,
    <0,0>, <1,1>, <2,1>, <2,3>, <2,3.5>, <0,3.5>,<0.5,1>,<1,-2>
    pigment {checker color rgb<0,0,0> ,color rgb<1,1,1> }
    finish {
      ambient .3
      phong .75
    }
  }

#declare barra =
prism {
    linear_spline
    0, // sweep the following shape from here ...
    1, // ... up through here
    5, // the number of points making up the shape ...
    <2,2>, <-2,2>, <-2,-2>, <2,-2>,<2,2>
     pigment {gradient y scale .1}
  }
 
#declare texto1 =
  text {
  ttf "ariblk.ttf"
  "CHEGADA"
   0.30 ,0 scale 1.2
}

#declare roda =
difference{ 
cylinder {
 <0,0,0> 
 <0.3,0,0> 
  0.1
 texture {tx_cristal}
 pigment {color Gray filter 0.2 } 
}
sphere {
  <0,0,0> 0.2
  pigment {color Gray filter 0.2}
}
}

#declare caixa =  
box { 
  <1,1.12,0.7>
  <0,0,0>
  texture {tx_cristal}
 pigment {color Red filter 0.2 }
}

#declare carro =
 union{
 object {caixa}
 object {roda translate <0,0,0.2> }
 object {roda translate <1,0,0.2> }
 object {roda translate <1,1,0.2> }
 object {roda translate <0,1,0.2> }
 scale 4
}

#declare fundo =
 plane { z,-2
    pigment {  color Green }
    finish { phong 0.3 }    
}
box{
<-20, 1 , 0.8>
<20, -1 , 0.5 >
 pigment {color Gray }
}

#declare vai =((1-clock)*(5)) + clock*-5; 

#declare faixa =
  box {
 <0,0,0>
 <2,2,2>
 pigment {color Red}
}

  #if (clock < 1)
     object {texto1 
     pigment {color rgb< 0.3 + clock/2 , clock/3 + 0.1, clock*0.7> } 
      rotate <90,0,90>
     translate <0,vai,0>
}

/*  #else
  #if (clock < 0.7)
   

#else 
  #if (clock < 1) 
  

  #end
 #end */  
#end 


 union{
 object { eixos }
 object { fundo }
 object {barra }

object {portao scale 0.3 rotate -90*x translate <2,1.5,2> }
object {portao scale 0.3 rotate -90*x  translate <2,-1.5,2>}

object {faixa translate <3,0,3> scale 2}

}