tim-salabim

💭

not much

Geo-spatial modelling & visualisation, #rstats #rspatial

tim-salabim / maplibre_deck_nopicking

Last active July 31, 2026 12:42

maplibre map with deckgl overlay - picking not working

	<!DOCTYPE html>
	<html lang="en">
	<head>
	<title>Toggle deck.gl layer</title>
	<meta property="og:description" content="Toggle deck.gl layer using maplibre." />
	<meta property="og:category" content="Plugins & Integrations" />
	<meta property="og:created" content="2024-01-19" />
	<meta charset="utf-8" />
	<meta name="viewport" content="width=device-width, initial-scale=1" />
	<link rel="stylesheet" href="https://unpkg.com/maplibre-gl@6.1.0/dist/maplibre-gl.css" />

tim-salabim / maplibre_deck_picking

Created July 31, 2026 12:32

maplibre map with deckgl overlay - picking working

	<!DOCTYPE html>
	<html lang="en">
	<head>
	<title>Toggle deck.gl layer</title>
	<meta property="og:description" content="Toggle deck.gl layer using maplibre." />
	<meta property="og:category" content="Plugins & Integrations" />
	<meta property="og:created" content="2024-01-19" />
	<meta charset="utf-8" />
	<meta name="viewport" content="width=device-width, initial-scale=1" />
	<link rel="stylesheet" href="https://unpkg.com/maplibre-gl@6.1.0/dist/maplibre-gl.css" />

tim-salabim / addGlobeControl.js

Created February 5, 2025 18:16

globe control js binding for https://gist.github.com/tim-salabim/20f330a442f4861a1620711bc04bf41d

	addGlobeControl = function(map) {
	let globecontrol = new maplibregl.GlobeControl();
	map.addControl(globecontrol);
	return map;
	}

tim-salabim / addDeckglPolygons.js

Created February 5, 2025 18:13

javascript binding for https://gist.github.com/tim-salabim/20f330a442f4861a1620711bc04bf41d

	addDeckGlPolygons = function(map, geom_column_name, layerId) {
	let gaDeckLayers = window["@geoarrow/deck"]["gl-layers"];

	let data_fl = document.getElementById(layerId + '-1-attachment');

	fetch(data_fl.href)
	.then(result => Arrow.tableFromIPC(result))
	.then(arrow_table => {
	let geoArrowPolygon = new gaDeckLayers.GeoArrowPolygonLayer({
	id: layerId,

tim-salabim / add_deckgl_polygons.R

Last active February 5, 2025 19:01

add deckgl polygonLayer to a maplibre map using mapgl. Utilizes the blazing fast data transfer via arrow IPC stream

	add_deckgl_polygons = function(
	map
	, data
	, layerId
	, geom_column_name = attr(data, "sf_column")
	) {

	path_layer = tempfile()
	dir.create(path_layer)
	path_layer = paste0(path_layer, "/", layerId, "_layer.arrow")

tim-salabim / layer_selector.R

Created February 25, 2023 13:29

layer selector

	library(mapview)
	library(leafem)
	library(leaflet)
	library(sf)
	library(geojsonsf)

	franc_ext <- unname(as.vector(st_bbox(franconia)))
	francgj = geojsonsf::sf_geojson(franconia)

	leaflet() \|>

tim-salabim / snappy.qmd

Created February 15, 2023 16:22

snappy decompression issue

	---
	title: "snappy decompression issue"
	---

	```{r}
	#\| message: false
	library(reticulate)
	library(ggplot2)
	library(arrow)

tim-salabim / gdal_vsiurl.sh

Last active June 28, 2022 12:45

	#!/bin/bash

	url="/vsicurl/https://noaa-hrrr-bdp-pds.s3.amazonaws.com/hrrr.20220608/conus/hrrr.t00z.wrfsfcf00.grib2"

	bnds="-b 62 -b 77 -b 78 -b 79 -b 9 -b 71 -b 74 -b 75 -b 107 -b 112 -b 150 -b 105 -b 106 -b 124 -b 123 -b 126 -b 125"
	ext="-2097264.0 -2088264.0 713109.3 722109.3"
	dmsn="9 9"
	prj="EPSG:9001"
	ofl="/home/tim/Downloads/novsi.tif"

tim-salabim / gdal_url.sh

Created June 28, 2022 12:44

	#!/bin/bash

	url="https://noaa-hrrr-bdp-pds.s3.amazonaws.com/hrrr.20220608/conus/hrrr.t00z.wrfsfcf00.grib2"

	bnds="-b 62 -b 77 -b 78 -b 79 -b 9 -b 71 -b 74 -b 75 -b 107 -b 112 -b 150 -b 105 -b 106 -b 124 -b 123 -b 126 -b 125"
	ext="-2097264.0 -2088264.0 713109.3 722109.3"
	dmsn="9 9"
	prj="EPSG:9001"
	ofl="/home/tim/Downloads/novsi.tif"

tim-salabim / css_generator.R

Created May 1, 2021 08:46

Create custom CSS to use in popupTable

	library(leaflet)
	library(leafpop)

	## using a custom css to style the table
	className = "my-popup"

	css = list(
	"background" = "#ff00ff"
	)