// TP0 - Alexandre Tolstenko Nogueira RA072737
// 1/08/2010

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

/*

#declare union
{
  #declare i=0;
  #while(i<10)
    sfere{<10*i,30,40>,5*(2+sin(0.3*i)) texture{pigment{color rgb<i/10,0.5,0.5>}}}
    #declare i = i +1;
  #end
}


*/



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_plastico2 =
  texture{
    pigment{ color rgb < 0.80, 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 0.05 }
  }


#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
  }

// ======================================================================
// DESCRI��O DA CENA 

//#declare raio = 2.000;

// Partes da cena:

/*
  
#declare corpo = 
cylinder
{
  <0,-2,3>,
  <0,2,3>,
  1
}


#declare roda =
sphere
{
  <0,0,0>,0.5
}

#declare buraco_roda =
cylinder
{
  <-10,0,0>,<10,0,0>,0.25
}

#declare capo =
cone
{
  <0,-2,3>,1,
  <0,-3,3>,0
}
*/

#declare pessoa =
union{
  cone
  {
    <0,0,2>,0,
    <0,0,-1>,1 texture{tx_plastico}
  } 
  sphere
  {
    <0,0,2>,1 texture{tx_fosca}
  }
  cylinder
  {
    <0,0.5,-1>,<0,0.5,-3>,0.5 texture{tx_plastico}
  }
  cylinder
  {
    <0,-0.5,-1>,<0,-0.5,-3>,0.5 texture{tx_plastico}
  }
  cylinder
  {
    <0,0,0>,<0,2,2>,0.3 texture{tx_fosca}
  }
  cylinder
  {
    <0,0,0>,<0,-2,2>,0.3 texture{tx_fosca}
  }
}

#declare pessoa2 =
union{
  cone
    {
      <0,0,2>,0,
      <0,0,-1>,1 texture{tx_plastico}
    }
    sphere
    {
      <0,0,2>,1 texture{pigment{color rgb<0.5,0.5,0.5>}}
    }
    cylinder
    {
      <0,0.5,-1>,<0,0.5,-3>,0.5 texture{tx_plastico}
    }
    cylinder
    {
      <0,-0.5,-1>,<0,-0.5,-3>,0.5 texture{tx_plastico}
    }
    cylinder
    {
       <0,0,0>,<0,2,2>,0.3 texture{tx_fosca}
    }
    cylinder
    {
      <0,0,0>,<0,-2,2>,0.3 texture{tx_fosca}
    }
}

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

#declare escada =
union
{
  #declare i =0;
  #while(i<5)
    box{ <-(i)*4,-10,0>, <-(i+1)*4,10,(i+1)*2+1> texture{ tx_plastico2}}//pigment {color rgb<10,50,100>}} }
    #declare i = i + 1;
  #end
}

#declare coral =
union
{
  #declare i =0;
  #while(i<5)
    #declare j = -2;
    #while(j<=2)
      #if(i * j = 2 | i * j = -3)
        object{ pessoa2 translate < -i*4-2, j*3.5, (i+1)*2+4> }
      #else
        object{ pessoa translate < -i*4-2, j*3.5, (i+1)*2+4>}
      #end
      #declare j = j + 1;
    #end
    #declare i = i + 1;
  #end
}
      

#include "eixos.inc"

// Aqui est� a cena, finalmente:

union{
  object{ eixos(3.00) }
  object{ chao  translate < 0,0,-5 > texture{ tx_xadrez } }
  //object{ pessoa translate < 0,0,5 >}
  object{ escada }
  object{coral}

  /*object{ corpo texture{ tx_fosca }}
  object{ capo texture{ tx_vidro }}
  difference
  {
    object{ roda texture{ tx_plastico } translate <0.5,-1.5,2>}
    object{buraco_roda translate <0.5,-1.5,2>}
  }

  difference
  {
    object{ roda texture{ tx_plastico } translate <-0.5,-1.5,2>}
    object{buraco_roda translate <-0.5,-1.5,2>}
  }

  difference
  {
    object{ roda texture{ tx_plastico } translate <-0.5,1.5,2>}
    object{buraco_roda translate <-0.5,1.5,2>}
  }

  difference
  {
    object{ roda texture{ tx_plastico } translate <0.5,1.5,2>}
    object{buraco_roda translate <0.5,1.5,2>}
  }
  */
  
//  object{ bolota  translate < -2,+1,+3 > texture{ tx_espelho } }
//  object{ bolinha translate < +5,+4,+2 > texture{ tx_vidro } interior { ior 1.01 } }
}

#include "camlight.inc"
#declare centro_cena = < 0.00, 0.00, 1.00 >;
#declare raio_cena = 40;
#declare dir_camera = < 101.0, 50.0, 30.10 >;
#declare dist_camera = 50.0;
#declare intens_luz = 1.00;
camlight(centro_cena, raio_cena, dir_camera, dist_camera , z, intens_luz)