Viridis Color Palettes
A wrapper function around viridis to
turn it into a palette function compatible with
discrete_scale.
viridis_pal(alpha = 1, begin = 0, end = 1, direction = 1, option = "D")
alpha |
The alpha transparency, a number in [0,1], see argument alpha in
|
begin |
The (corrected) hue in [0,1] at which the color map begins. |
end |
The (corrected) hue in [0,1] at which the color map ends. |
direction |
Sets the order of colors in the scale. If 1, the default, colors are ordered from darkest to lightest. If -1, the order of colors is reversed. |
option |
A character string indicating the color map option to use. Eight options are available:
|
See viridis and
viridis.map for more information on the color
palettes.
Bob Rudis: bob@rud.is / @hrbrmstr
Simon Garnier: garnier@njit.edu / @sjmgarnier
library(scales) show_col(viridis_pal()(12))
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