// 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
  }

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

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

// Partes da cena:
 
#declare caixaGrande = 
  box{ <0,0,0>, <5,5,2> }

#declare caixaGrandeDentro = 
  box{ <0.05,0.05,0.05>, <4.95,4.95,3> } 
 
#declare bolaPequena = 
  sphere{ < 2,2,0.50 >, raioPequeno }
 
#declare bolaGrande =
  sphere{
    < 2,2,0.50 >, raio 
    texture{ tx_vidro }
  }

#declare cilindro =
	cylinder {
		<3,3,1>,<3,3,3>, 0.5
	}

#declare coninho =
	cone {
		<3,3,1>,1,<3,3,3>, 0
	}

#declare caixaNoCone = 
  box{ <3,3,1>, <4,4,3> }

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

#include "eixos.inc"

// Aqui está a cena, finalmente:

union{
  object{ eixos(3.00) }

  object{ chao  translate < 0,0,-5 > texture{ tx_xadrez } }

  object{ cilindro translate < 4,-1,0 > scale <0.50,0.50,0.50> texture{ tx_xadrez } }

  object{ bolaGrande translate < 1,1,2 > scale <0.50,0.50,0.50>   }
  object{ bolaPequena  translate < 1,1,2 > scale <0.50,0.50,0.50>  }

  object{ coninho translate < 2,3.50,2 > scale <0.50,0.50,0.50>  texture{ tx_espelho } }
  object{ caixaNoCone translate < 2,3.50,0 > scale <0.50,0.50,0.50>  texture{ tx_xadrez } }

  difference {
	object{ caixaGrande  texture{ tx_fosca }  }
    object{ caixaGrandeDentro texture{ tx_plastico }  }
}



}

#include "camlight.inc"
#declare centro_cena = < 0.00, 0.00, 1.00 >;
#declare raio_cena = 6.0;
#declare dir_camera = < 20.00, 20.00, 14.00 >;
#declare dist_camera = 16.0;
#declare intens_luz = 1.00;
camlight(centro_cena, raio_cena, dir_camera, dist_camera , z, intens_luz)