// cpt-city: ggr/Four_bars (ggr)
//
// Gradients included with the GNU Image Manipulation Program, GIMP
//
// author: The GIMP team
// copyright: GPLv2
// year: 2006
// url: https://phillips.shef.ac.uk/pub/cpt-city/ggr
#declare Four_bars =
color_map {
  [0.00000 color rgbf <0.0000,0.0000,0.0000,0.0000>]
  [0.06250 color rgbf <0.5020,0.5020,0.5020,0.0000>]
  [0.12500 color rgbf <1.0000,1.0000,1.0000,0.0000>]
  [0.18750 color rgbf <0.5020,0.5020,0.5020,0.0000>]
  [0.25000 color rgbf <0.0000,0.0000,0.0000,0.0000>]
  [0.31250 color rgbf <0.5020,0.5020,0.5020,0.0000>]
  [0.37500 color rgbf <1.0000,1.0000,1.0000,0.0000>]
  [0.43750 color rgbf <0.5020,0.5020,0.5020,0.0000>]
  [0.50000 color rgbf <0.0000,0.0000,0.0000,0.0000>]
  [0.56250 color rgbf <0.5020,0.5020,0.5020,0.0000>]
  [0.62500 color rgbf <1.0000,1.0000,1.0000,0.0000>]
  [0.68750 color rgbf <0.5020,0.5020,0.5020,0.0000>]
  [0.75000 color rgbf <0.0000,0.0000,0.0000,0.0000>]
  [0.81250 color rgbf <0.4392,0.4392,0.4392,0.0000>]
  [0.87500 color rgbf <0.8745,0.8745,0.8745,0.0000>]
  [0.93750 color rgbf <0.4392,0.4392,0.4392,0.0000>]
  [1.00000 color rgbf <0.0000,0.0000,0.0000,0.0000>]
}