// CORES E TEXTURAS

background{ color rgb < 0.90, 0.20, 0.85 > }

#declare tx_tanque = 
  texture{
    pigment{ color rgb < 0.7, 0.50, 0.40 > }
    //finish{ diffuse 0.8 ambient 0.1 specular 0.5 roughness 0.005 }
  }




/////////////////////////////////////////////////////////////////////////////////////////////

// DESCRICAO DA CENA

#include "eixos.inc"
#include "retalho.inc"

#local r1 = array[4][4];
#local r2 = array[4][4];
#local r3 = array[4][4];

#local r1[0][0] = < 50,  0, 20 >;
#local r1[1][0] = < 50,  2, 20 >;
#local r1[2][0] = < 50, 15, 15 >;
#local r1[3][0] = < 50, 20,  0 >;
#local r1[0][1] = < 40,  0, 30 >;
#local r1[1][1] = < 40,  2, 30  >;
#local r1[2][1] = < 40, 15, 25 >;
#local r1[3][1] = < 40, 20, 10 >;
#local r1[0][2] = < 30,  0, 30 >;
#local r1[1][2] = < 30,  2, 30 >;
#local r1[2][2] = < 30, 15, 25 >;
#local r1[3][2] = < 30, 20, 10 >;
#local r1[0][3] = < 20,  0, 25 >;
#local r1[1][3] = < 20,  2, 25 >;
#local r1[2][3] = < 20, 15, 20 >;
#local r1[3][3] = < 20, 20,  5 >;

#local r2[0][0] = r1[3][0];               // < 50, 20,  0 >
#local r2[1][0] = 2*r2[0][0] - r1[2][0];  // < 50, 25, -15 >
#local r2[2][0] = < 50, 38, -20 >;
#local r2[3][0] = < 50, 40, -20 >;
#local r2[0][1] = r1[3][1];
#local r2[1][1] = 2*r2[0][1] - r1[2][1];
#local r2[2][1] = < 40, 38, -10 >;
#local r2[3][1] = < 40, 40, -10 >;
#local r2[0][2] = r1[3][2];
#local r2[1][2] = 2*r2[0][2] - r1[2][2];
#local r2[2][2] = < 30, 38, -10 >;
#local r2[3][2] = < 30, 40, -10 >;
#local r2[0][3] = r1[3][3];
#local r2[1][3] = 2*r2[0][3] - r1[2][3];
#local r2[2][3] = < 20, 38, -15 >;
#local r2[3][3] = < 20, 40, -15 >;

/*
#local r3[0][0] = < , ,  >;
#local r3[1][0] = < , ,  >;
#local r3[2][0] = < , ,  >;
#local r3[3][0] = < , ,  >;
#local r3[0][1] = < , ,  >;
#local r3[1][1] = < , ,  >;
#local r3[2][1] = < , ,  >;
#local r3[3][1] = < , ,  >;
#local r3[0][2] = < , ,  >;
#local r3[1][2] = < , ,  >;
#local r3[2][2] = < , ,  >;
#local r3[3][2] = < , ,  >;
#local r3[0][3] = < , ,  >;
#local r3[1][3] = < , ,  >;
#local r3[2][3] = < , ,  >;
#local r3[3][3] = < , ,  >;
*/

#local rad = 0.1;
#local txg = texture{ pigment{ color rgb < 0.7, 0.50, 0.40 > } };
#local txr = texture{ pigment{ color rgb < 0.7, 0.50, 0.40 > } }

object { retalho(r1, rad, txg, txr, 0, 0, 1, 1) }
object { retalho(r2, rad, txg, txr, 0, 0, 1, 1) }
//object { retalho(r3, rad, txg, txr, 0, 0, 1, 1) }


//////////////////////////////////////////////////////////////////////////////////////////////////



object{ eixos(20.0) }

#include "camlight.inc"
#declare centro_cena = < 0.00, 5.00, 7.00 >;
#declare raio_cena = 120.0;
#declare dir_camera = < 1.00, 1.00, 1.00 >;
#declare dist_camera = 2*raio_cena;
#declare intens_luz = 1.20;
camlight(centro_cena, raio_cena, dir_camera, dist_camera , z, intens_luz)