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fix input on getDistanceBetweenCoordinates

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This commit is contained in:
Joe Küng
2023-04-15 15:08:25 +02:00
parent 4815707b89
commit 9d38faaba4
1 changed files with 3 additions and 4 deletions
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5
src/app/service/position.service.ts
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@@ -26,7 +26,7 @@ export class positionService{
}
}*/
getDistanceBetweenCoordinates(lat1: number | undefined, lon1: number | undefined, lat2: number, lon2: number) {
getDistanceBetweenCoordinates(lat1: number | undefined, lon1: number | undefined, lat2: number, lon2: number): number{
if (lat1 === undefined || lon1 === undefined) {
console.log('lat1 or lon1 is undefined')
return 0;
@@ -38,8 +38,7 @@ export class positionService{
Math.cos(this.deg2rad(lat1)) * Math.cos(this.deg2rad(lat2)) *
Math.sin(dLon / 2) * Math.sin(dLon / 2);
const c = 2 * Math.atan2(Math.sqrt(a), Math.sqrt(1 - a));
const distance = earthRadius * c; // Distanza in km
return distance;
return earthRadius * c;
}