// Last edited on 2019-07-17 02:58:47 by stolfilocal
// Processed by remove-cam-lights

background{ color rgb < 0, 0, 0 > }

#declare tx =
  texture{
    pigment{ color rgb < 1, 1, 1 > }
  }

#macro interpolacao(t0, v0, t1, v1, tt)
        #local r = (tt-t0)/(t1-t0);
        #local s = 1-r;
        #local vv = s*v0 + r*v1;

        vv //retorno
#end

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

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

        #local ABCD = interpolacao(t0, ABC, t1, BCD, tt);

        ABCD
#end

#include "eixos.inc"

union {
        // object{}
}

#include "camlight.inc"
#declare centro_cena = < -50, 0.00, 10 >;
#declare raio_cena = 100.0;
#declare dir_camera = < 14.00, 7.00, 4.00 >;
#declare dist_camera = 5*raio_cena;
#declare intens_luz = 1.20;
camlight(centro_cena, raio_cena, dir_camera, dist_camera , z, intens_luz)