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

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

#declare tx_plastico =
  texture{
    pigment{ color rgb < 0.40, 0.80, 1.00 > }

    finish{ diffuse 0.8 ambient 0.1 specular 0.5 roughness 0.005 }
  }

#declare tx_preto =
  texture {
    pigment { color rgb < 1, 1, 1> }
    finish{ diffuse 0.8 ambient 0.1 specular 0.5 roughness 0.005 }
  }

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

#declare tx_fosca =
  texture{
    pigment{ color rgb < 1.00, 0.80, 0.10 > }
    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 > filter 0.90 }
    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 > }
    finish{ diffuse 0.9 ambient 0.1 }
    scale 0.5
  }

#declare roleta = seed(417);

#declare caixa =
  box {
   <-3,3,1>, 10
   texture { tx_plastico }
  }

#declare corpo =
  cylinder {
    < 0,0,1>
    <0,0,3>,
    0.4
    texture { tx_metal }
  }

#declare cinto =
  cylinder {
    < 0,0,0>
    <0,0,0.3>,
    0.45
    texture { tx_xadrez }
}

#declare chao =
  box{ <-20,-20,-1>, <+20,+20,0>
    texture { tx_preto }
  }

#macro intpol(f0, vo, f1, v1, f)
  #local ss = (f-f0)/(f1-f0);
  #local rr = 1-ss;
  (rr*vo+ss*v1);
#end

#macro quadro_anterior (fase)
    #local i=0;
    #while ((i<NQ-1) & (fg[i+1] < fase))
      #local i = i+1;
    #end
    texture { tx_plastico }
    i
#end

#macro superintpol (v0,v1,v2,v3,t0,t1,tt)
  #local v01 = intpol(t0,v0,t1,v1,tt);
  #local v12 = intpol(t0,v1,t1,v2,tt);
  #local v23 = intpol(t0,v2,t1,v3,tt);
  #local v012 = intpol(t0,v01,t1,v12,tt);
  #local v123 = intpol(t0,v12,t1,v23,tt);
  #local vf = intpol(t0,v012,t1,v123,tt);
  (vf)
#end

#macro grafico (y0,y1,y2,y3,x0,x3,N)
  #local i=0;
  #local posX = x0;
  #local posY = 0;
  #local delX = (x3-x0)/N;
  union {
      #while (i<N)
        #local posY = superintpol(y0,y1,y2,y3,x0,x3,posX);
        object {
          box {
            < 0, 0, 0 >, < 0.5,0.5,0.1>
            texture { tx_metal } }
            translate posY*clock
          }
        #local posX = posX+delX;
        #local i = i+1;
      #end
  }
#end

#include "eixos.inc"

#local NPONTOS = 15;
#local py01 = <1,3,1>;
#local py02 = <2,2,3>;
#local py03 = <5,3,5>;
#local py11 = <3,3,3>;
#local py12 = <4,8,1>;
#local py13 = <1,6,4>;
#local py21 = <9,4,3>;
#local py22 = <5,2,6>;
#local py23 = <4,7,8>;
#local py31 = <3,4,7>;
#local py32 = <1,5,9>;
#local py33 = <1,8,7>;

#local py00 = py01;
#local py10 = (py03+py11)/2;
#local py20 = (py13+py21)/2;
#local py30 = (py23+py31)/2;

#local xi = -8;
#local degrau = 7;

union {

  object { eixos(30.00) }
  object { grafico (py00,py01,py02,py03,                xi,xi+degrau*1,NPONTOS) }
  object { grafico (py10,py11,py12,py13,                xi+degrau*1,xi+degrau*2,NPONTOS) }
  object { grafico (py20,py21,py22,py23,                xi+degrau*2,xi+degrau*3,NPONTOS) }
  object { grafico (py30,py31,py32,py33,                xi+degrau*3,xi+degrau*4,NPONTOS) }
}

#include "camlight.inc"
#declare centro_cena = < 1.00, 7.00, 4.00 >;
#declare raio_cena = 9.0;
#declare dir_camera = < 15, 1, 0 >;
#declare dist_camera = 9.0;
#declare intens_luz = 1.00;
camlight(centro_cena, raio_cena, dir_camera, dist_camera , z, intens_luz)