mapcomplete/scripts/makeConvex.ts

28 lines
775 B
TypeScript

import fs from "fs"
import { GeoOperations } from "../Logic/GeoOperations"
import ScriptUtils from "./ScriptUtils"
/**
* Given one of more files, calculates a somewhat convex hull for them
* @param file
*/
function makeConvex(file) {
ScriptUtils.erasableLog("Handling", file)
const geoJson = JSON.parse(fs.readFileSync(file, "UTF8"))
const convex = GeoOperations.convexHull(geoJson, { concavity: 2 })
if (convex.properties === undefined) {
convex.properties = {}
}
fs.writeFileSync(file + ".convex.geojson", JSON.stringify(convex))
}
let args = [...process.argv]
args.splice(0, 2)
args.forEach((file) => {
try {
makeConvex(file)
} catch (e) {
console.error("Could not handle file ", file, " due to ", e)
}
})