// Last edited on DATE TIME by stolfi
#include "colors.inc"

// Exemplo de arquivo de descricao de cena para POV-ray

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

#declare ctr = < 0.00, 0.00, 0.00 >;
#declare camDir = 1.25*< 0, 4, 15 >;

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

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

light_source {
  10 * < 0, 5, +10.0 >              // Posição da lâmpada.
  color rgb 1.8 * < 1.00, 1.00, 1.00 >   // Intensidade e corda luz.
} 

light_source {
  10 * < 0, 5, +10.0 >              // Posição da lâmpada.
  color rgb 1.8 * < 1.00, 1.00, 1.00 >   // Intensidade e corda luz.
} 

// ======================================================================
// DESCRIÇÃO DA CENA 

background{ color rgb < 0.75, 0.80, 0.85 > }

#declare gerador=seed(123456);

#declare pacote=
union{
#declare randomico=rand(gerador);

#if ( randomico< 0.2)
 box{<1,1,1>,<2,2,-2> pigment{color Black}}
#else
 #if(randomico<0.5)
   box{<1,1,1>,<2,2,-2> pigment{color White}}
 #else
    #if(randomico<0.7)
        box{<1,1,1>,<2,2,-2> pigment{color Green}} 
    #else
	 box{<1,1,1>,<2,2,-2> pigment{color Blue}}	
#end
#end
#end
}




#declare rede=
  union{
     #declare i=0;
     #while (i<6)
	#declare j=0;
	#while (j<4)
	union{
#declare pacote=
union{
#declare randomico=rand(gerador);

#if ( randomico< 0.1)
 box{<1,1,1>,<2,2,-2> pigment{color DarkBrown}}
#else
 #if(randomico<0.2)
    box{<1,1,1>,<2,2,-2> pigment {color Black}}
  #else
   #if (randomico<0.3)
    box{<1,1,1>,<2,2,-2> pigment {color ForestGreen}}
 #else
    #if(randomico<0.4)
        box{<1,1,1>,<2,2,-2> pigment{color Green}} 
    #else
	#if (randomico<0.5)
box{<1,1,1>,<2,2,-2> pigment{color Yellow}}	
 
	#else
	 box{<1,1,1>,<2,2,-2> pigment{color Blue}}	
#end
#end
#end
#end
#end
}


object{pacote translate <-4+2*j,-6+2*i,0>} 
        #declare j=j+1;}
	#end
     #declare i=i+1;
     #end
}

object{rede}