// Last edited on 2003-12-13 21:28:42 by stolfi
// Last edited on DATE TIME by USER

#include "colors.inc"
#include "skies.inc"

#declare ctr = <0, 2, 0>;
#declare camDir = <0, -1, -4>;

camera {
  location   ctr + 1.30*camDir
  right      1.00*x
  up         1.00*y
  sky        y
  look_at    ctr
}

light_source {
  10 * < +50.0, +30.0, -50.0 >              // Posição da lâmpada.
  color rgb 1.2 * < 1.00, 1.00, 1.00 >   // Intensidade e cor da luz.
}

light_source {
  10 * < +50.0, -10.0, -10.0 >             // Posição da lâmpada.
  color rgb 0.8 * < 1.00, 1.00, 1.00 >   // Intensidade e cor da luz.
}

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

background{ color rgb < 0.05, 0.10, 0.15 > }

sky_sphere {
  pigment {
    gradient y
    color_map {
      [ 0.5  color CornflowerBlue ]
      [ 1.0  color MidnightBlue ]
    }
    scale 2
    translate -1
  }
  rotate -135*x
}

object {
  blob{

   #declare th = 0.6 + clock/10;
   #if (th < 0.68)
     threshold th
   #else
     threshold 0.68
   #end

    sphere {
      2*y, .4 , 2
      texture{ 
        pigment { color Green }
        finish { diffuse 0.9 ambient 0.1 specular 0.1 roughness 0.05 }
      }
      translate 1*x
      rotate -45*x
    }

    sphere {
      2*y, .3 , 2
      texture{ 
        pigment { color Green }
        finish { diffuse 0.9 ambient 0.1 specular 0.1 roughness 0.05 }
      }
      translate 1.3*x
      rotate -50*x
    }

    sphere {
      2*y, 7 , 0.8
      texture{ 
        pigment{ 
          image_map {"../txmaps/earth-land.png" map_type 1 } 
          translate <1,2,0>
        }
        finish { diffuse 0.9 ambient 0.1 specular 0.1 roughness 0.05 }
      }
      rotate -180*y
      rotate 15*z
    }
  }
}