Nils ratnanil
ratnanil
/ test.geojson
Created
January 12, 2023 13:14
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ratnanil
/ test2.geojson
Created
January 12, 2023 13:28
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| # from here: | |
| # https://github.com/rstudio/gt/blob/ff878e10d21a3ba897c5f99801b796da8fb637fa/R/helpers.R#L2496-L2536 | |
| adjust_luminance <- function(colors, steps) { | |
| stopifnot(steps < 2, steps > -2) | |
| rgb_matrix <- t(grDevices::col2rgb(colors, alpha = TRUE)) / 255 | |
| alpha <- rgb_matrix[, "alpha"] | |
| luv_matrix <- | |
| grDevices::convertColor(rgb_matrix[, 1:3], "sRGB", "Luv") | |
| h <- atan2(luv_matrix[, "v"], luv_matrix[, "u"]) * 180 / pi | |
| c <- sqrt(luv_matrix[, "u"]^2 + luv_matrix[, "v"]^2) |
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| library(readr) | |
| library(tidyr) | |
| library(sf) | |
| library(dplyr) | |
| library(purrr) | |
| library(glue) | |
| ullr2poly <- function(xmin, ymin, xmax, ymax){ | |
| c(1,2,1,4,3,4,3,2,1,2) |> | |
| sapply(\(x)c(xmin, ymin, xmax, ymax)[x]) |> | |
| matrix(ncol = 2, byrow = TRUE) |> |