[contrib/geoToolbox] changed atan2 call to atan for lua 5.4 compatibility

wpferguson · wpferguson · commit c4df81bdef80 · 2021-08-05T18:53:05.000-04:00
diff --git a/contrib/geoToolbox.lua b/contrib/geoToolbox.lua
@@ -430,7 +430,7 @@ local function get_distance(lat1, lon1, ele1, lat2, lon2, ele2)
       math.cos(math.rad(lat1)) * math.cos(math.rad(lat2)) *
       math.sin(dLon/2) * math.sin(dLon/2)
       ;
-    local angle = 2 * math.atan2(math.sqrt(a), math.sqrt(1-a));
+    local angle = 2 * math.atan(math.sqrt(a), math.sqrt(1-a));
     local distance = earthRadius * angle; -- Distance in km
 
     -- Add the elevation to the calculation

Original file line number	Diff line number	Diff line change
`@@ -430,7 +430,7 @@ local function get_distance(lat1, lon1, ele1, lat2, lon2, ele2)`
`430`	`430`	`math.cos(math.rad(lat1)) * math.cos(math.rad(lat2)) *`
`431`	`431`	`math.sin(dLon/2) * math.sin(dLon/2)`
`432`	`432`	`;`
`433`		`- local angle = 2 * math.atan2(math.sqrt(a), math.sqrt(1-a));`
	`433`	`+ local angle = 2 * math.atan(math.sqrt(a), math.sqrt(1-a));`
`434`	`434`	`local distance = earthRadius * angle; -- Distance in km`
`435`	`435`
`436`	`436`	`-- Add the elevation to the calculation`