Comparing version 0.1.0-alpha3 to 0.1.0-alpha4
@@ -230,7 +230,14 @@ 'use strict'; | ||
const theta = Math.atan2(Math.sqrt(x ** 2 + y ** 2), z); | ||
let phi = Math.PI / 2; | ||
// From: https://en.wikipedia.org/wiki/Spherical_coordinate_system#Coordinate_system_conversions | ||
let phi = NaN; | ||
if (x > 0) | ||
phi = Math.atan(y / x); | ||
else if (x < 0) | ||
phi = Math.PI + Math.atan(y / x); | ||
else if (x < 0 && y >= 0) | ||
phi = Math.atan(y / x) + Math.PI; | ||
else if (x < 0 && y < 0) | ||
phi = Math.atan(y / x) - Math.PI; | ||
else if (x === 0 && y > 0) | ||
phi = Math.PI; | ||
else if (x === 0 && y < 0) | ||
phi = -Math.PI; | ||
return { | ||
@@ -237,0 +244,0 @@ lat: thetaToLat(theta), |
{ | ||
"name": "msfs-geo", | ||
"version": "0.1.0-alpha3", | ||
"version": "0.1.0-alpha4", | ||
"description": "A set of geographic mathematical utility functions, designed for use in aviation, hence the use of Nautical Miles, Feet, and Degrees", | ||
@@ -5,0 +5,0 @@ "scripts": { |
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Found 1 instance in 1 package
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