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Migration to node.js completed

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Pax1601
2023-01-22 19:05:47 +01:00
parent 6655739957
commit 4e7f6c6c39
1817 changed files with 2770 additions and 139018 deletions
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39
client/src/other/utils.ts
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@@ -1,45 +1,40 @@
export function distance(lat1: number, lon1: number, lat2: number, lon2: number)
{
export function distance(lat1: number, lon1: number, lat2: number, lon2: number) {
const R = 6371e3; // metres
const φ1 = deg2rad(lat1); // φ, λ in radians
const φ2 = deg2rad(lat2);
const Δφ = deg2rad(lat2-lat1);
const Δλ = deg2rad(lon2-lon1);
const Δφ = deg2rad(lat2 - lat1);
const Δλ = deg2rad(lon2 - lon1);
const a = Math.sin(Δφ/2) * Math.sin(Δφ/2) + Math.cos(φ1) * Math.cos(φ2) * Math.sin(Δλ/2) * Math.sin(Δλ/2);
const c = 2 * Math.atan2(Math.sqrt(a), Math.sqrt(1-a));
const a = Math.sin(Δφ / 2) * Math.sin(Δφ / 2) + Math.cos(φ1) * Math.cos(φ2) * Math.sin(Δλ / 2) * Math.sin(Δλ / 2);
const c = 2 * Math.atan2(Math.sqrt(a), Math.sqrt(1 - a));
const d = R * c; // in metres
return d;
}
export function bearing(lat1: number, lon1: number, lat2: number, lon2: number)
{
export function bearing(lat1: number, lon1: number, lat2: number, lon2: number) {
const φ1 = deg2rad(lat1); // φ, λ in radians
const φ2 = deg2rad(lat2);
const λ1 = deg2rad(lon1); // φ, λ in radians
const λ2 = deg2rad(lon2);
const y = Math.sin(λ2-λ1) * Math.cos(φ2);
const x = Math.cos(φ1)*Math.sin(φ2) - Math.sin(φ1)*Math.cos(φ2)*Math.cos(λ2-λ1);
const y = Math.sin(λ2 - λ1) * Math.cos(φ2);
const x = Math.cos(φ1) * Math.sin(φ2) - Math.sin(φ1) * Math.cos(φ2) * Math.cos(λ2 - λ1);
const θ = Math.atan2(y, x);
const brng = (rad2deg(θ) + 360) % 360; // in degrees
return brng;
}
const zeroPad = function(num: number, places: number)
{
const zeroPad = function (num: number, places: number) {
var string = String(num);
while (string.length < places)
{
while (string.length < places) {
string += "0";
}
return string;
}
}
export function ConvertDDToDMS(D: number, lng: boolean)
{
export function ConvertDDToDMS(D: number, lng: boolean) {
var dir = D < 0 ? (lng ? "W" : "S") : lng ? "E" : "N";
var deg = 0 | (D < 0 ? (D = -D) : D);
var min = 0 | (((D += 1e-9) % 1) * 60);
@@ -52,14 +47,12 @@ export function ConvertDDToDMS(D: number, lng: boolean)
return dir + zeroPad(deg, 2) + "°" + zeroPad(min, 2) + "'" + zeroPad(sec, 2) + "." + zeroPad(dec, 2) + "\"";
}
export function deg2rad(deg: number)
{
export function deg2rad(deg: number) {
var pi = Math.PI;
return deg * (pi/180);
return deg * (pi / 180);
}
export function rad2deg(rad: number)
{
export function rad2deg(rad: number) {
var pi = Math.PI;
return rad / (pi/180);
return rad / (pi / 180);
}