// Exemplo de arquivo de descricao de cena para POV-ray
// Last edited on 2010-03-04 15:44:01 by stolfi

// ======================================================================
// CORES E TEXTURAS

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, 0.80, 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, 1.00 > 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
  }


#declare tx_marrom = 
  texture{
    pigment{ color rgb < 0.92, 0.51, 0.23 > }
    finish{ diffuse 0.8 ambient 0.1 specular 0.5 roughness 0.005 }
  }

// ======================================================================
// DESCRIÇÃO DA CENA 

#declare raio = 2.000;
#declare raioPequeno = 1.000;

// Partes da cena:
 
#declare base = 
  box{ <0,0,0>, <2,0.5,2> }

#declare meio = 
  box{ <0,0,0>, <2, 1.5, 0.15> }

#declare pa = 
  box{ <0,0,0>, <2,0.25,1> }

#declare botao = 
  box{ <0,0,0>, <0.1,0.1,0.1> }

#declare biscoito = 
  torus { 0.5, 0.25 }

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

#include "eixos.inc"

// Aqui está a cena, finalmente:

#macro segurador (A,B)
union{
  object{ eixos(3.00) }

  object{ base texture{ tx_plastico } }

  object{ meio  translate < 0,-0.5,2 > texture{ tx_fosca } }

  object{ pa translate < 0,-0.5+A,2.15 > texture{ tx_plastico } }

  object{ pa translate < 0,+0.75-A,2.15 > texture{ tx_plastico } }

  object{ biscoito rotate 90 *y translate < 1,0.25,2.65 > texture{ tx_marrom } }

  object{ botao scale < 1*B, 1, 1 > translate < 2,0.2,1 > texture{ tx_fosca } }

}
#end
 object{ segurador(0.0,1) translate < 0,-2,0 > texture{ tx_plastico } }
 object{ segurador(0.15,0.2) texture{ tx_plastico } }
 object{ segurador(0.25,0.01) translate < 0,2,0 > texture{ tx_plastico } }
 object{ chao  translate < 0,0,-5 > texture{ tx_xadrez } }

#include "camlight.inc"
#declare centro_cena = < 0.00, 0.00, 1.00 >;
#declare raio_cena = 15.0;
#declare dir_camera = < 3.00, 0.00, 1.00 >;
#declare dist_camera = 5.0;
#declare intens_luz = 1.00;
camlight(centro_cena, raio_cena, dir_camera, dist_camera , z, intens_luz)