#version 3.1;
#include "colors.inc"
#include "metals.inc"
global_settings {
  assumed_gamma 1.0
  max_trace_level 25
  ambient_light 0
}
// ----------------------------------------
/*
light_source {
  <200, 400, -250>
  color rgb .5
}
  */

light_source {
  0*x // light's position (translated below)
  color rgb 1.75  // light's color
  // <widthVector> <heightVector> nLightsWide mLightsHigh
  area_light
  <0, 20, 0> <0, 0, 20> // lights spread out across this distance (x * z)
  40, 40                // total number of lights in grid (4x*4z = 16 lights)
  adaptive 1          // 0,1,2,3... 
  //jitter              // adds random softening of light
  rotate x*22.5
  rotate -y*45
  translate <500, 100, -300>   // <x y z> position of light
}


#declare N  = 50;
#include "world10.inc" 

#declare tWhiteBox = 
texture{ 
  pigment { colour rgb 1 }
  finish { ambient 0.7 }
}
#declare tBlackBox = 
texture{ 
  pigment { colour rgb 0 }
  finish { ambient 0.2 }
}




noise(0.000) 
change_lin(<0/2, 0, 20/20>, +1)
change_lin(<2/2, 0, 20/20>, +1) 
change_lin(<1/2, 0, 20/20>, -1)  
change_log(<1/2, 0, 5/5>, +0.05 )
//change_log(<1/1, 0, 0/1>, +0.25 )  
finalize() 

#declare toScale = <400,400,200>;

camera {
  location <1/2, 0.2, -.6>*toScale
  direction 1.0*z
  right     4/3*x
  look_at  <1/2, 0.4, 001>*toScale
}/*
camera {
  location <200,500,100>
  direction 1.0*z
  right     4/3*x
  look_at  <200,0,100>
}  */

// torus {MAJOR, MINOR} 
torus {
  0.06, 0.015
  scale 600
  rotate x*90  
  rotate y*-40
  translate (0.08*y + point(<1/2,0,8/28>))*toScale
  pigment { 
    hexagon
    colour rgb 0
    colour rgb 1
    colour rgbt 1
    scale 10
  }
}

object {
  OutBoxes(tBlackBox,tWhiteBox)
  scale toScale
}







/////////////////////////////////
sky_sphere {
  pigment {
    gradient y
    color_map {
      [0 color rgb <.65,.7,.8>]
      [1 color rgb <0.2, 0.2, 1>]
    }
  }
  pigment {
    wrinkles
    turbulence .5
    octaves 6
    lambda 5 //3 to 6
    omega 0.3 //0.2 to 0.6
    color_map {
      [0 color rgbt <1, 1, 1, 1>]
      [0.5 color rgbt <0.98, 0.99, 0.99, .8>]
      [1 color rgbt <1, 1, 1, 1>]
    }
    scale <.8, .1, .8>
  }
}
//cloud layer 1
plane {
  y, 900
  texture {
    pigment {
      bozo
      turbulence .4
      omega .7
      color_map {
        [0 color rgbt <.4,.4,.4,1>]
        [.5 color rgbt <.4,.4,.4,.6>]
        [1 color rgbt <.4,.4,.4,.2>]
      }
    }
    finish {
      ambient .5 
      diffuse .5
    }
    scale 2000
    translate <-500,900,-10000>
  }
  hollow
}
//cloud layer 2
plane {
  -y,-1200
  texture {
    pigment {
      bozo
      turbulence .4
      omega .7
      color_map {
        [0 color rgbt <.8,.8,.8,1>]
        [.5 color rgbt <.8,.8,.8,.6>]
        [1 color rgbt <.9,.9,.9,.2>]
      }  
    }
    finish {
      ambient .5 
      diffuse .3
    }  
    scale 2000
    translate <1500,900,-2000>
  }
  hollow
}