// Last edited on 2017-05-07 20:58:27 by stolfilocal
// Processed by remove-cam-lights

background{ color rgb < 0.75, 0.80, 0.85 > }
#declare tx_plastico =
  texture{
    pigment{ color rgb < 0.10, 0.80, 1.00 > }
    finish{ diffuse 0.8 ambient 0.1 specular 0.5 roughness 0.005 }
  }

#declare tx_fosca =
  texture{
    pigment{ color rgb < 1.00, 0.90, 0.0 > }
    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 > }
    finish{ diffuse 0.9 ambient 0.1 }
    scale 2.0
  }

#macro monstro (  )
        union{

        box{ < 13.0  , 13.0 , 13.0>, <7.0 , 7.0 , 7.0> texture{ tx_xadrez }}

        }
#end

#macro interpola_1 (tt, tt0, vv0, tt1, vv1)

    #local ss = (tt - tt0) / (tt1 - tt0);

    (vv0 + ss*(vv1 - vv0));

#end

#macro gera_segmento_1 (m, p0, r0, p1, r1)
    #local i = 0;
    union{
        #while (i < m)
            #local raio = interpola_1(i, 0, r0, m, r1);
            #local ponto = interpola_1(i, 0, p0, m, p1);
                sphere{ ponto, raio }
                #local i = i+1;
        #end
    }

#end

#macro interpola_3 (tt, t0, t1, A, B, C, D)

    #local AB = interpola_1(tt, t0, A, t1, B);
    #local BC = interpola_1(tt, t0, B, t1, C);
    #local CD = interpola_1(tt, t0, C, t1, D);

    #local ABC = interpola_1(tt, t0, AB, t1, BC);
    #local BCD = interpola_1(tt, t0, BC, t1, CD);
    #local ABCD = interpola_1(tt, t0, ABC, t1, BCD);

        ABCD;

#end

#macro gera_segmento_3 (m, pA, rA, pB, rB, pC, rC, pD, rD)
    #local i = 0;
    union{
        #while (i <= m)
            #local raio = interpola_3(i, 0, m, rA, rB , rC, rD);
            #local ponto = interpola_3(i, 0, m, pA, pB , pC, pD);
                        sphere{ ponto, raio texture{ tx_fosca }}
                        #local i = i+1;
        #end
    }

#end

gera_segmento_3(30, <1, 1, 1>, 1, <30, 30, 10>, 5, <60, 60, 20>, 10, <30, 60, 26>, 15 )

#include "eixos.inc"
// object{ eixos(50) }

#include "camlight.inc"
#declare centro_cena = < 30.00, 30.00, 15.00 >;
#declare raio_cena = 70.0;
#declare dir_camera = < 10.00, -10.00, 10.00 >;
#declare dist_camera = 5*raio_cena;
#declare intens_luz = 1.00;
camlight(centro_cena, raio_cena, dir_camera, dist_camera , z, intens_luz)