// 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 = 0.500;

// Partes da cena:
 
#declare bola =
  sphere{
    < 0.00, 0.00, 3.00 >, raio 
    texture{ tx_plastico }
  }
  
#declare caixa_superior = 
  box{
    < -0.50, -0.80, +2.50 >,
    < +0.50, +0.80, +1.00 >
    texture{ tx_plastico}
  }
  
#declare perna = 
  cone{
    < 0.00, 0.00, 0.00 >, 0.40,
    < 0.00, 0.00, -1.00 >, 0.00
    texture{ tx_plastico}
  }

#declare braco_direito = 
  cone{
    < 0.00, +0.80, 2.00 >, 0.40,
    < 0.00, +1.40, 2.00 >, 0.00
    texture{ tx_plastico}
  }

#declare braco_esquerdo = 
  cone{
    < 0.00, -0.80, 2.00 >, 0.40,
    < 0.00, -1.40, 2.00 >, 0.00
    texture{ tx_plastico}
  }
  
#declare chapeu = 
  cone{
    < 0.00, 0.00, 3.50 >, 0.40,
    < 0.00, 0.00, 4.00 >, 0.00
    texture{ tx_plastico}
  }

#macro soldado (sargento)
  union {
    sphere{
      < 0.00, 0.00, 3.00 >, raio 
      texture{ tx_plastico }
    }
    box{
      < -0.50, -0.80, +2.50 >,
      < +0.50, +0.80, +1.00 >
      texture{ tx_plastico}
    }
    cone{
      < 0.00, -0.40, +1.00 >, 0.40,
      < 0.00, -0.40, 0.00 >, 0.00
      texture{ tx_plastico}
    }
    cone{
      < 0.00, +0.40, +1.00 >, 0.40,
      < 0.00, +0.40, 0.00 >, 0.00
      texture{ tx_plastico}
    }
    cone{
      < 0.00, +0.80, 2.00 >, 0.40,
      < 0.00, +1.40, 2.00 >, 0.00
      texture{ tx_plastico}
    }
    cone{
      < 0.00, -0.80, 2.00 >, 0.40,
      < 0.00, -1.40, 2.00 >, 0.00
      texture{ tx_plastico}
    }
    #if (sargento = 1)
      cone{
        < 0.00, 0.00, 3.50 >, 0.40,
        < 0.00, 0.00, 4.00 >, 0.00
        texture{ tx_plastico}
      }
    #end
    
  }
#end

#macro pelotao (linha, coluna)
  union {
    #declare i = 0;

    #while (i < linha)
      
      #declare j = 0;
      
      #while (j < coluna)
        #if ((j = 0 & i = 0) | (j = 0 & i = linha - 1) | (j = coluna - 1 & i = 0) | (j = coluna - 1 & i = linha - 1) | (j = int(coluna / 2) & i = int(linha / 2)))
          object{ soldado(1) translate<i * 2, 2 * j, 0> }    
        #else 
          object{ soldado(0) translate<i * 2, 2 * j, 0> }    
        #end
        
        #declare j = j + 1;
      #end
      
      #declare i = i + 1;
    #end
  }
#end

#include "eixos.inc"

// Aqui está a cena, finalmente:

object{ pelotao(3, 3)}

union{
   object{ eixos(3.00) }
  
  
  //object{ bola}
  //object{ caixa_superior}
  //object{ perna translate<0, -0.4, +1> }
  //object{ perna translate<0, +0.4, +1> }
  //object{ braco_direito}
  //object{ braco_esquerdo}
  //object{ chapeu}
  
}

#include "camlight.inc"
#declare centro_cena = < 0.00, 0.00, 1.00 >;
#declare raio_cena = 10.0;
#declare dir_camera = < 14.00, 7.00, 8.00 >;
#declare dist_camera = 16.0;
#declare intens_luz = 1.00;
camlight(centro_cena, raio_cena, dir_camera, dist_camera , z, intens_luz)