fix infinite horizontal speed

LukePrior · LukePrior · commit eb0718cd6684 · 2021-07-25T20:23:09.000+10:00
diff --git a/js/tracker.js b/js/tracker.js
@@ -2230,7 +2230,7 @@ function addPosition(position) {
 
             // calculate horizontal rate
             horizontal_rate_temp = new_latlng.distanceTo(new L.LatLng(vehicle.curr_position.gps_lat, vehicle.curr_position.gps_lon)) / dt;
-            if (!isNaN(horizontal_rate_temp)) {
+            if (!isNaN(horizontal_rate_temp) && dt != 0) {
                 vehicle.horizontal_rate = horizontal_rate_temp;
             }
          }

Original file line number	Diff line number	Diff line change
`@@ -2230,7 +2230,7 @@ function addPosition(position) {`
`2230`	`2230`
`2231`	`2231`	`// calculate horizontal rate`
`2232`	`2232`	`horizontal_rate_temp = new_latlng.distanceTo(new L.LatLng(vehicle.curr_position.gps_lat, vehicle.curr_position.gps_lon)) / dt;`
`2233`		`- if (!isNaN(horizontal_rate_temp)) {`
	`2233`	`+ if (!isNaN(horizontal_rate_temp) && dt != 0) {`
`2234`	`2234`	`vehicle.horizontal_rate = horizontal_rate_temp;`
`2235`	`2235`	`}`
`2236`	`2236`	`}`