// cpt-city: km/purple-orange-d15 (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_d15 =
color_map {
  [0.00000 color rgbf <0.4902,0.3333,0.6471,0.0000>]
  [0.06667 color rgbf <0.4902,0.3333,0.6471,0.0000>]
  [0.06667 color rgbf <0.5922,0.3882,0.6745,0.0000>]
  [0.13333 color rgbf <0.5922,0.3882,0.6745,0.0000>]
  [0.13333 color rgbf <0.6902,0.4549,0.6980,0.0000>]
  [0.20000 color rgbf <0.6902,0.4549,0.6980,0.0000>]
  [0.20000 color rgbf <0.7765,0.5255,0.7255,0.0000>]
  [0.26667 color rgbf <0.7765,0.5255,0.7255,0.0000>]
  [0.26667 color rgbf <0.8392,0.6039,0.7490,0.0000>]
  [0.33333 color rgbf <0.8392,0.6039,0.7490,0.0000>]
  [0.33333 color rgbf <0.8784,0.6902,0.7843,0.0000>]
  [0.40000 color rgbf <0.8784,0.6902,0.7843,0.0000>]
  [0.40000 color rgbf <0.8902,0.7804,0.8235,0.0000>]
  [0.46667 color rgbf <0.8902,0.7804,0.8235,0.0000>]
  [0.46667 color rgbf <0.8745,0.8745,0.8745,0.0000>]
  [0.53333 color rgbf <0.8745,0.8745,0.8745,0.0000>]
  [0.53333 color rgbf <0.9333,0.8471,0.7255,0.0000>]
  [0.60000 color rgbf <0.9333,0.8471,0.7255,0.0000>]
  [0.60000 color rgbf <0.9686,0.8000,0.5765,0.0000>]
  [0.66667 color rgbf <0.9686,0.8000,0.5765,0.0000>]
  [0.66667 color rgbf <0.9765,0.7373,0.4392,0.0000>]
  [0.73333 color rgbf <0.9765,0.7373,0.4392,0.0000>]
  [0.73333 color rgbf <0.9647,0.6588,0.3176,0.0000>]
  [0.80000 color rgbf <0.9647,0.6588,0.3176,0.0000>]
  [0.80000 color rgbf <0.9294,0.5647,0.2118,0.0000>]
  [0.86667 color rgbf <0.9294,0.5647,0.2118,0.0000>]
  [0.86667 color rgbf <0.8784,0.4706,0.1333,0.0000>]
  [0.93333 color rgbf <0.8784,0.4706,0.1333,0.0000>]
  [0.93333 color rgbf <0.8039,0.3804,0.0706,0.0000>]
  [1.00000 color rgbf <0.8039,0.3804,0.0706,0.0000>]
}