// 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;

// Partes da cena:
  
#declare bola =
  sphere{
    < 0.00, 0.00, 0.00 >, raio 
    texture{ tx_plastico }
  }
  
#declare pino = 
  cylinder{
    < 0, 0, -1.00 >,
    < 0, 0, +1.00 >,
    0.75
  }
  
#declare corneto = 
	cone{
		< 0, 0, -1 >, 1,
		< 0, 0, 1 >, 0
	}

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

#declare caixa = 
	box{ <-3,-3,-1>, <3, 3, 1> }

#include "eixos.inc"

// Aqui está a cena, finalmente:

union{

  // object{ eixos(3.00) }

  object{ chao  translate < 0,0,-5 > texture{ tx_xadrez } }
  
	difference{
		object{ caixa translate <-6,-3,-4> texture{ tx_fosca } }
		object{ caixa scale < 0.9, 0.9, 0.9 > translate < -6,-3,-3.8 > texture{ tx_fosca } }
	}

	object{ bola texture{ tx_xadrez } scale < 0.3, 0.3, 0.3 > translate < -7, -4, -2.9 > }
	object{ bola texture{ tx_xadrez } scale < 0.3, 0.3, 0.3 > translate < -5, -2, -2.9 > }
	object{ caixa scale < 0.3, 0.3, 0.6 > translate < -7,-4,-4 > texture{ tx_vidro } }
	object{ caixa scale < 0.3, 0.3, 0.6 > translate < -5,-4,-4 > texture{ tx_vidro } }
	object{ caixa scale < 0.3, 0.3, 0.6 > translate < -7,-2,-4 > texture{ tx_vidro } }
	object{ caixa scale < 0.3, 0.3, 0.6 > translate < -5,-2,-4 > texture{ tx_vidro } }
	object{ corneto scale < 0.5, 0.5, 0 > translate < -7,-2,-2.4 > texture{ tx_plastico } }
	object{ pino scale < 0.5, 0.5, 0 > translate < -5,-4,-2.4 > texture{ tx_plastico } }

}

#include "camlight.inc"
#declare centro_cena = < 0.00, 0.00, 1.00 >;
#declare raio_cena = 6.0;
#declare dir_camera = < 14.00, 7.00, 4.00 >;
#declare dist_camera = 16.0;
#declare intens_luz = 1.00;
camlight(centro_cena, raio_cena, dir_camera, dist_camera , z, intens_luz)