// Last edited on DATE TIME by USER
// Processed by remove-cam-lights

#declare roleta = seed(417);

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

#declare tx_preto =
  texture{
    pigment{ color rgb < 0, 0, 0 > }
    finish{ diffuse 0.8 ambient 0.1 specular 0.5 roughness 0.005 }
  }

#declare tx_fosca =
  texture{
    pigment{ color rgb < 1,1,1 > }
    finish{ diffuse 0.9 ambient 0.1 }
  }

#declare tx_espelho =
  texture{
    pigment{ color rgb < 1.00, 0.85, 0.30 > }
    finish{ diffuse 0.2 reflection 0.7*< 1.00, 0.85, 0.30 > ambient 0.1 }
  }

#declare tx_vidro =
  texture{
    pigment{ color rgb < 0.85, 0.95, 1.00 > filter 0.70 }
    finish{ diffuse 0.03 reflection 0.25 ambient 0.02 specular 0.25 roughness 0.005 }
  }

#declare tx_xadrez =
  texture{
    pigment{ checker color rgb < 0.10, 0.32, 0.60 >, color rgb < 1.00, 0.97, 0.90 > }
    scale 2.0
  }

#macro criaBastao (temp, erro)

#local def = (rand(roleta) < erro);

#if (def = 1)
cylinder { <0,-2,0.8>, <0,6,0.8>, 0.2 texture { tx_vidro }}

#else

union {
        cylinder { <0,-2,0.8>, <0,6,0.8>, 0.2 texture { tx_vidro }}
        cylinder { <0,4.9,0.8>, <0,5.9,0.8>, 0.3 texture { tx_xadrez } translate (1-temp*8)*y}
}

#end
#end

#macro abaco()

union {

difference {
box {<-2,-2,-2>, <3,6,2> texture { tx_fosca } }
box { <-2.1,-1.5,-1.5>, <3.1,5.5,1.5> texture { tx_fosca }}
}
}

#end

#macro bastoes(fileiras, numero, erro)
union {

#local r = int(numero);
#local f = numero - r;

#local k = 0;

   #while (k  < fileiras)

        #local vv = mod(r,2);

        #if (vv = 0)

        object { criaBastao(f, erro) translate 0.5*-k*z }

        #local f = 0;

        #else

        object { criaBastao(1-f, erro) translate 0.5*-k*z }

        #end

        #local r = r/2;
        #local k = k + 1;

        #end
}
        #end

#macro variasFilas (i, j, erro)

 union {

   #local temp = i;

   #while (temp > 0)

    #local temp2 = 0;
    #local temp3 = 1;

     object { bastoes (j, (1-clock)*temp2+clock*temp3, erro) translate temp*1.2*x }

     #local temp = temp - 1;

   #end
 }
#end

object { variasFilas(3, 5, 0.00001) }

#include "eixos.inc"

#include "camlight.inc"
#declare centro_cena = < 7.00, 0.00, 1.00 >;
#declare raio_cena = 5*(1-clock) + 11*clock;
#declare dir_camera = <3, 3, 5 >;
#declare dist_camera = 50.0;
#declare intens_luz = 1.00;
camlight(centro_cena, raio_cena, dir_camera, dist_camera , z, intens_luz)