SmartCane/r_app/mosaic_creation.R
Timon 07aee7bed1 –[200~Improve CI report visualization and migrate to terra package
- Replace raster package with terra throughout the codebase
- Update map visualizations with better layout and legends
- Add descriptive headers to report sections
- Improve map legend positioning and sizing
- Enhance error handling for missing data
- Remove redundant legends in field-specific visualizations
- Optimize figure dimensions to prevent page overflow
- Expand documentation of CI index and report components
- Update package dependencies in packages.
2025-04-22 20:55:02 +02:00

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3.3 KiB
R

# filepath: c:\Users\timon\Resilience BV\4020 SCane ESA DEMO - Documenten\General\4020 SCDEMO Team\4020 TechnicalData\WP3\smartcane\r_app\mosaic_creation.R
#
# MOSAIC_CREATION.R
# ===============
# This script creates weekly mosaics from daily satellite imagery.
# It handles command-line arguments and initiates the mosaic creation process.
#
# Usage: Rscript mosaic_creation.R [end_date] [offset] [project_dir] [file_name]
# - end_date: End date for processing (YYYY-MM-DD format)
# - offset: Number of days to look back from end_date
# - project_dir: Project directory name (e.g., "chemba")
# - file_name: Optional custom output file name
#
# 1. Load required packages
# -----------------------
suppressPackageStartupMessages({
library(sf)
library(terra)
library(tidyverse)
library(lubridate)
library(here)
})
# 2. Process command line arguments and run mosaic creation
# ------------------------------------------------------
main <- function() {
# Capture command line arguments
args <- commandArgs(trailingOnly = TRUE)
# Process end_date argument with default
if (length(args) >= 1 && !is.na(args[1])) {
end_date <- as.Date(args[1])
if (is.na(end_date)) {
message("Invalid end_date provided. Using current date.")
#end_date <- Sys.Date()
end_date <- "2023-10-01" # Default date for testing
}
} else {
# Default to current date if no argument is provided
#end_date <- Sys.Date()
end_date <- "2023-10-01" # Default date for testing
message("No end_date provided. Using current date:", format(end_date))
}
# Process offset argument with default
if (length(args) >= 2 && !is.na(args[2])) {
offset <- as.numeric(args[2])
if (is.na(offset) || offset <= 0) {
message("Invalid offset provided. Using default (7 days).")
offset <- 7
}
} else {
# Default to 7 days if no argument is provided
offset <- 7
message("No offset provided. Using default:", offset, "days")
}
# Process project_dir argument with default
if (length(args) >= 3 && !is.na(args[3])) {
project_dir <- as.character(args[3])
} else {
# Default project directory
project_dir <- "chemba"
message("No project_dir provided. Using default:", project_dir)
}
# 3. Initialize project configuration
# --------------------------------
source("r_app/parameters_project.R")
source("r_app/mosaic_creation_utils.R")
# 4. Generate date range for processing
# ---------------------------------
dates <- date_list(end_date, offset)
log_message(paste("Processing data for week", dates$week, "of", dates$year))
# Create output filename
file_name_tif <- if (length(args) >= 4 && !is.na(args[4])) {
as.character(args[4])
} else {
paste0("week_", sprintf("%02d", dates$week), "_", dates$year, ".tif")
}
log_message(paste("Output will be saved as:", file_name_tif))
# 5. Create weekly mosaic using the function from utils
# -------------------------------------------------
create_weekly_mosaic(
dates = dates,
field_boundaries = field_boundaries,
daily_vrt_dir = daily_vrt,
merged_final_dir = merged_final,
output_dir = weekly_CI_mosaic,
file_name_tif = file_name_tif,
create_plots = TRUE
)
}
# Run the main function if the script is executed directly
main()