from ..colormap.colormap import Colormap def HighEnergyCmap(): """ Returns a color map often used in High Energy Astronomy. """ red = [(0.0, 0.0), (0.167, 0.0), (0.333, 0.5), (0.5, 1.0), (0.667, 1.0), (0.833, 1.0), (1.0, 1.0)] green = [(0.0, 0.0), (0.167, 0.0), (0.333, 0.0), (0.5, 0.0), (0.667, 0.5), (0.833, 1.0), (1.0, 1.0)] blue = [(0.0, 0.0), (0.167, 1.0), (0.333, 0.5), (0.5, 0.0), (0.667, 0.0), (0.833, 0.0), (1.0, 1.0)] return Colormap("High Energy", red, green, blue) def FaradayMapCmap(): """ Returns a color map used in reconstruction of the "Faraday Map". References ---------- .. [#] N. Opermann et. al., "An improved map of the Galactic Faraday sky", Astronomy & Astrophysics, Volume 542, id.A93, 06/2012; `arXiv:1111.6186 `_ """ red = [(0.0, 0.35), (0.1, 0.4), (0.2, 0.25), (0.41, 0.47), (0.5, 0.8), (0.56, 0.96), (0.59, 1.0), (0.74, 0.8), (0.8, 0.8), (0.9, 0.5), (1.0, 0.4)] green = [(0.0, 0.0), (0.2, 0.0), (0.362, 0.88), (0.5, 1.0), (0.638, 0.88), (0.8, 0.25), (0.9, 0.3), (1.0, 0.2)] blue = [(0.0, 0.35), (0.1, 0.4), (0.2, 0.8), (0.26, 0.8), (0.41, 1.0), (0.44, 0.96), (0.5, 0.8), (0.59, 0.47), (0.8, 0.0), (1.0, 0.0)] return Colormap("Faraday Map", red, green, blue) def FaradayUncertaintyCmap(): """ Returns a color map used for the "Faraday Map Uncertainty". References ---------- .. [#] N. Opermann et. al., "An improved map of the Galactic Faraday sky", Astronomy & Astrophysics, Volume 542, id.A93, 06/2012; `arXiv:1111.6186 `_ """ red = [(0.0, 1.0), (0.1, 0.8), (0.2, 0.65), (0.41, 0.6), (0.5, 0.7), (0.56, 0.96), (0.59, 1.0), (0.74, 0.8), (0.8, 0.8), (0.9, 0.5), (1.0, 0.4)] green = [(0.0, 0.9), (0.2, 0.65), (0.362, 0.95), (0.5, 1.0), (0.638, 0.88), (0.8, 0.25), (0.9, 0.3), (1.0, 0.2)] blue = [(0.0, 1.0), (0.1, 0.8), (0.2, 1.0), (0.41, 1.0), (0.44, 0.96), (0.5, 0.7), (0.59, 0.42), (0.8, 0.0), (1.0, 0.0)] return Colormap("Faraday Uncertainty", red, green, blue) def PlusMinusCmap(): """ Returns a color map useful for a zero-centerd range of values. """ red = [(0.0, 1.0), (0.1, 0.96), (0.2, 0.84), (0.3, 0.64), (0.4, 0.36), (0.5, 0.0), (0.6, 0.0), (0.7, 0.0), (0.8, 0.0), (0.9, 0.0), (1.0, 0.0)] green = [(0.0, 0.5), (0.1, 0.32), (0.2, 0.18), (0.3, 0.08), (0.4, 0.02), (0.5, 0.0), (0.6, 0.02), (0.7, 0.08), (0.8, 0.18), (0.9, 0.32), (1.0, 0.5)] blue = [(0.0, 0.0), (0.1, 0.0), (0.2, 0.0), (0.3, 0.0), (0.4, 0.0), (0.5, 0.0), (0.6, 0.36), (0.7, 0.64), (0.8, 0.84), (0.9, 0.96), (1.0, 1.0)] return Colormap("Plus Minus", red, green, blue) def PlankCmap(): """ Returns a color map similar to the one used for the "Planck CMB Map". """ red = [(0.0, 0.0), (0.1, 0.0), (0.2, 0.0), (0.3, 0.0), (0.4, 0.0), (0.5, 1.0), (0.6, 1.0), (0.7, 1.0), (0.8, 0.83), (0.9, 0.67), (1.0, 0.5)] green = [(0.0, 0.0), (0.1, 0.0), (0.2, 0.0), (0.3, 0.3), (0.4, 0.7), (0.5, 1.0), (0.6, 0.7), (0.7, 0.3), (0.8, 0.0), (0.9, 0.0), (1.0, 0.0)] blue = [(0.0, 0.5), (0.1, 0.67), (0.2, 0.83), (0.3, 1.0), (0.4, 1.0), (0.5, 1.0), (0.6, 0.0), (0.7, 0.0), (0.8, 0.0), (0.9, 0.0), (1.0, 0.0)] return Colormap("Planck-like", red, green, blue)