// Last edited on 2019-03-15 19:40:03 by stolfilocal
// Céu com nuvens (do manual 1.3.5.2.3 "Adding Some Clouds") 

sky_sphere {
    pigment {
      gradient y
      color_map {
        [0.000 0.002 color rgb <0.2, 0.0, 1.0>
                     color rgb <0.2, 0.0, 1.0>]
        [0.002 0.200 color rgb <0.1, 0.1, 0.8>
                     color rgb <0.0, 0.3, 0.5>]
      }
      scale 2
      translate -1
    }
    pigment {
      bozo
      turbulence 0.65
      octaves 6
      omega 0.7
      lambda 2
      color_map {
          [0.0 0.1 color rgb <0.85, 0.85, 0.85>
                   color rgb <0.75, 0.75, 0.75>]
          [0.1 0.5 color rgb <0.75, 0.75, 0.75>
                   color rgbt <1, 1, 1, 1>]
          [0.5 1.0 color rgbt <1, 1, 1, 1>
                   color rgbt <1, 1, 1, 1>]
      }
      scale <0.2, 0.5, 0.2>
    }
    rotate -135*x
}