14 lines
281 B
TypeScript
14 lines
281 B
TypeScript
// approximation
|
|
export function coordinatesToLocal(latitude: number, longitude: number) {
|
|
return {
|
|
x: longitude,
|
|
y: -latitude*2,
|
|
}
|
|
}
|
|
|
|
export function localToCoordinates(x: number, y: number) {
|
|
return {
|
|
longitude: x,
|
|
latitude: -y/2,
|
|
}
|
|
} |