// cpt-city: gacruxa/zurzach/zurzach-15 (svg)
//
// Gradients based on integer sequences and traditional Japanese
// colours, by US-based digital artist Gacruxa.
//
// author: Gacruxa
// copyright: CC BY 3.0
// year: 2014
// url: https://phillips.shef.ac.uk/pub/cpt-city/gacruxa/zurzach
#declare zurzach_15 =
color_map {
  [0.00000 color rgbf <0.8471,0.8471,0.7412,0.0000>]
  [0.00042 color rgbf <0.7922,0.7922,0.6863,0.0000>]
  [0.00830 color rgbf <0.7412,0.7412,0.6353,0.0000>]
  [0.08813 color rgbf <0.7412,0.7412,0.6353,0.0000>]
  [0.09375 color rgbf <0.7412,0.6353,0.5294,0.0000>]
  [0.17895 color rgbf <0.7412,0.6353,0.5294,0.0000>]
  [0.18457 color rgbf <0.7412,0.5647,0.5294,0.0000>]
  [0.26172 color rgbf <0.7412,0.5647,0.5294,0.0000>]
  [0.26733 color rgbf <0.5294,0.7412,0.5294,0.0000>]
  [0.34985 color rgbf <0.5294,0.7412,0.5294,0.0000>]
  [0.35254 color rgbf <0.8471,0.8471,0.7412,0.0000>]
  [1.00000 color rgbf <0.8471,0.8471,0.7412,0.0000>]
}