diff biodiv_indices_global.r @ 0:054b2522a933 draft default tip

planemo upload for repository https://github.com/Marie59/Sentinel_2A/srs_tools commit b32737c1642aa02cc672534e42c5cb4abe0cd3e7

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/biodiv_indices_global.r	Mon Jan 09 13:38:38 2023 +0000
@@ -0,0 +1,112 @@
+#Rscript
+
+###########################################
+##    Mapping  biodiversity indicators   ##
+###########################################
+
+#####Packages :  raster,
+#                rgdal,
+#                sp,
+#                rasterdiv,
+#                ggplot2,
+
+#####Load arguments
+
+args <- commandArgs(trailingOnly = TRUE)
+
+#####Import the S2 data
+
+if (length(args) < 1) {
+    stop("This tool needs at least 1 argument")
+}else {
+    data_raster <- args[1]
+    data_header <- args[2]
+    data <- args[3]
+    alpha <- as.numeric(args[4])
+    source(args[5])
+
+}
+
+########################################################################
+##                   COMPUTE BIODIVERSITY INDICES                     ##
+########################################################################
+
+if (data_raster == "") {
+  #Create a directory where to unzip your folder of data
+  dir.create("data_dir")
+  unzip(data, exdir = "data_dir")
+  # Path to raster
+  data_raster <- list.files("data_dir/results/Reflectance", pattern = "_Refl")
+  data_raster <- file.path("data_dir/results/Reflectance", data_raster[1])
+}
+
+# Read raster
+copndvi <- raster::raster(data_raster)
+
+copndvilr <- raster::reclassify(copndvi, cbind(252, 255, NA), right = TRUE)
+
+#Resample using raster::aggregate and a linear factor of 10
+copndvilr <- raster::aggregate(copndvilr, fact = 20)
+#Set float numbers as integers to further speed up the calculation
+storage.mode(copndvilr[]) <- "integer"
+
+# Convert raster to SpatialPointsDataFrame
+r_pts <- convert_raster(copndvilr)
+
+#Shannon's Diversity
+sha <- rasterdiv::Shannon(copndvilr, window = 9, np = 1)
+sha_df <- data.frame(raster::rasterToPoints(sha, spatial = TRUE))
+sha_name <- "Shannon"
+r_pts[, sha_name] <- sha_df[, 1]
+
+#Renyi's Index
+ren <- rasterdiv::Renyi(copndvilr, window = 9, alpha = alpha, np = 1)
+ren_df <- data.frame(raster::rasterToPoints(ren[[1]]))
+ren_name <- "Renyi"
+r_pts[, ren_name] <- ren_df[, 3]
+
+#Berger-Parker's Index
+ber <- rasterdiv::BergerParker(copndvilr, window = 9, np = 1)
+ber_df <- data.frame(raster::rasterToPoints(ber, spatial = TRUE))
+ber_name <- "Berger-Parker"
+r_pts[, ber_name] <- ber_df[, 1]
+
+#Pielou's Evenness
+pie <- rasterdiv::Pielou(copndvilr, window = 9, np = 1)
+pie_df <- data.frame(raster::rasterToPoints(pie))
+if (length(pie_df[, 1]) == length(r_pts[, 1])) {
+  pie_name <- "Pielou"
+  r_pts[, pie_name] <- pie_df[, 1]
+}
+
+#Hill's numbers
+hil <- rasterdiv::Hill(copndvilr, window = 9, alpha = alpha, np = 1)
+hil_df <- data.frame(raster::rasterToPoints(hil[[1]]))
+hil_name <- "Hill"
+r_pts[, hil_name] <- hil_df[, 3]
+
+#Parametric Rao's quadratic entropy with alpha ranging from 1 to 5
+prao <- rasterdiv::paRao(copndvilr, window = 9, alpha = alpha, dist_m = "euclidean", np = 1)
+prao_df <- data.frame(raster::rasterToPoints(prao$window.9[[1]]))
+prao_name <- "Prao"
+r_pts[, prao_name] <- prao_df[, 3]
+
+#Cumulative Residual Entropy
+cre <- rasterdiv::CRE(copndvilr, window = 9, np = 1)
+cre_df <- data.frame(raster::rasterToPoints(cre))
+if (length(cre_df[, 1]) == length(r_pts[, 1])) {
+  cre_name <- "CRE"
+  r_pts[, cre_name] <- cre_df[, 1]
+}
+
+if (length(cre_df[, 1]) == length(r_pts[, 1]) || length(pie_df[, 1]) == length(r_pts[, 1])) {
+list_indice <- list("Shannon", "Renyi", "Berger-Parker", "Pielou", "Hill", "Prao", "CRE")
+} else {
+list_indice <- list("Shannon", "Renyi", "Berger-Parker", "Hill", "Prao")
+}
+## Plotting all the graph and writing a tabular
+for (indice in list_indice) {
+  plot_indices(data = r_pts, titre = indice)
+}
+
+write.table(r_pts, file = "BiodivIndex.tabular", sep = "\t", dec = ".", na = " ", row.names = FALSE, col.names = TRUE, quote = FALSE)