// 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_preta = 
  texture{
    pigment{ color rgb < 0.20, 0.20, 0.20 > }
    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_rosquinha = 
 texture{
   pigment{ color rgb < 0.566, 0.276, 0.076 > }
   finish{ diffuse 0.9 ambient 0.1 }
 }

#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 bolinha = 
  sphere{ < 0,0,0 >, 0.60 }
 
#declare bolota = 
  sphere{ < 0,0,0 >, 1.50 }
 
#declare bola =
  sphere{
    < 0.00, 0.00, 0.00 >, raio 
    texture{ tx_plastico }
  }
  
#declare pino = 
  cylinder{
    < -2.00, +2.00, -1.00 >,
    < +2.00, -2.00, +1.00 >,
    0.75
    texture{ tx_fosca }
  }
  
#declare furo = 
  cylinder{
    < -1.00, -2.00, -2.00 >,
    < +1.00, +2.00, +2.00 >,
    0.75*raio
    texture{ tx_fosca }
  }

#declare smallArm = 
  cylinder{
	<0,0, 0>
	<0,2, 0>
	0.1
	texture{tx_fosca}
}

#declare pin =  cylinder{
	<-1,0, 0>
	<+1,0, 0>
	0.15
    texture{tx_preta}
}

#declare roda = 
    union{
      difference{
	cylinder{
	  <0,0, 0>
	  <0.5,0, 0>
	  0.5
      }
      object{pin}
    }
}

#declare flatPick = 
  box{ <-1,0,-0.05>, <+1,+2,+0.05>  texture{tx_fosca} }

#declare chao = 
  box{ <-70,-70,-4>, <+70,+70,-3> }

#declare arm = 
      union{ 
	difference{
	  union{
	    object { roda texture{tx_fosca}}
	    object { smallArm translate <0.25,0,0>}
	    object {flatPick translate <0.25,2,0>}
	  }
	  object { pin }
      }
}

#declare handler = 
     union{
	object { smallArm scale <3,1,3> texture{tx_preta}}
	object { smallArm translate<0,2,0>}  
     }

#declare rosquinha =
       object{torus {2, 0.5 texture { tx_rosquinha } } rotate<90,0,0> scale 0.5}


#macro movePad(openAngle)

union{
  object {arm rotate <-openAngle,0,0> translate <-0.5,0,0>}
  object {roda texture{tx_preta}}
  object {arm rotate <+openAngle,0,0> translate <+0.5,0,0>}
  object {handler translate <0,-4,0>}
  object{rosquinha translate<0,3,0>}
  object { pin }
}
#end

#include "eixos.inc"

// Aqui está a cena, finalmente:
object{ chao texture{ tx_xadrez } }


object {movePad(30) scale 0.5 translate<-2,0,+2>}
object {movePad(7) scale 0.5}
object {movePad(15) scale 0.5 translate<+2,0,-2>}

//union{
//  object{ eixos(3.00) }
//
//  object{ chao  translate < 0,0,-5 > texture{ tx_xadrez } }
// object{ bolota  translate < -2,+1,+3 > texture{ tx_espelho } }
// object{ bolinha translate < +5,+4,+2 > texture{ tx_vidro } interior { ior 1.01 } }
//
//  difference{ 
//    union{
//      object{ bola } 
//      object{ pino  }
//    }
//   object{ furo rotate <-90, -90, 0> scale< 2,0.5,0.5> texture{ tx_vidro } }
//  }
//}

#include "camlight.inc"
#declare centro_cena = < 0.00, 0.00, 0.00 >;
#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)