// cpt-city: gps/GPS-Simple-Smoke (ggr)
//
// The gradients from version 1.5 of the GIMP Paint Studio package
//
// author: Ramón Miranda
// copyright: CC BY-SA 3.0
// year: 2012
// url: https://phillips.shef.ac.uk/pub/cpt-city/gps
#declare GPS_Simple_Smoke =
color_map {
  [0.00000 color rgbf <0.4902,0.4745,0.4471,0.5000>]
  [0.15645 color rgbf <0.4863,0.4784,0.4667,0.2500>]
  [0.30467 color rgbf <0.4863,0.4863,0.4863,0.0000>]
  [0.36322 color rgbf <0.4941,0.4941,0.4706,0.0000>]
  [0.41720 color rgbf <0.5020,0.5020,0.4510,0.0000>]
  [0.48307 color rgbf <0.4118,0.4157,0.4078,0.0000>]
  [0.63100 color rgbf <0.3216,0.3333,0.3686,0.0000>]
  [0.84511 color rgbf <0.2157,0.2314,0.2667,0.0000>]
  [1.00000 color rgbf <0.1098,0.1294,0.1686,0.0000>]
}