// cpt-city: km/purple-orange-d09 (cpt)
//
// Diverging Color Maps for Scientific Visualization, Kenneth
// Moreland. ISVC '09: Proceedings of the 5th International
// Symposium on Advances in Visual Computing: Part II pp, 92-103
//
// author: Kenneth Moreland
// copyright: Public domain
// year: 2012
// url: https://phillips.shef.ac.uk/pub/cpt-city/km
#declare purple_orange_d09 =
color_map {
  [0.00000 color rgbf <0.5216,0.3529,0.6549,0.0000>]
  [0.11111 color rgbf <0.5216,0.3529,0.6549,0.0000>]
  [0.11111 color rgbf <0.6902,0.4549,0.6980,0.0000>]
  [0.22222 color rgbf <0.6902,0.4549,0.6980,0.0000>]
  [0.22222 color rgbf <0.8196,0.5765,0.7451,0.0000>]
  [0.33333 color rgbf <0.8196,0.5765,0.7451,0.0000>]
  [0.33333 color rgbf <0.8863,0.7176,0.8000,0.0000>]
  [0.44444 color rgbf <0.8863,0.7176,0.8000,0.0000>]
  [0.44444 color rgbf <0.8745,0.8745,0.8745,0.0000>]
  [0.55556 color rgbf <0.8745,0.8745,0.8745,0.0000>]
  [0.55556 color rgbf <0.9569,0.8196,0.6235,0.0000>]
  [0.66667 color rgbf <0.9569,0.8196,0.6235,0.0000>]
  [0.66667 color rgbf <0.9765,0.7098,0.3961,0.0000>]
  [0.77778 color rgbf <0.9765,0.7098,0.3961,0.0000>]
  [0.77778 color rgbf <0.9294,0.5647,0.2118,0.0000>]
  [0.88889 color rgbf <0.9294,0.5647,0.2118,0.0000>]
  [0.88889 color rgbf <0.8275,0.4118,0.0902,0.0000>]
  [1.00000 color rgbf <0.8275,0.4118,0.0902,0.0000>]
}