ACE3/addons/weather/functions/fnc_calculateWindChill.sqf
2016-01-05 01:39:29 -06:00

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/*
* Author: Ruthberg
* Calculates wind chill based on temperature and wind speed
*
* Arguments:
* 0: temperature - degrees celsius <NUMBER>
* 1: wind speed - m/s <NUMBER>
*
* Return Value:
* wind chill <NUMBER>
*
* Example:
* [0, 10] call ace_weather_fnc_calculateWindChill
*
* Public: No
*/
#include "script_component.hpp"
params ["_t", "_v"];
// Source: https://en.wikipedia.org/wiki/Wind_chill
if (_t > 10) exitWith { _t };
if (_v < 1.39) exitWith { _t };
_v = _v * 3,6; // wind speed in km/h
(13.12 + 0.6215 * _t - 11.37 * _v ^ 0.16 + 0.3965 * _t * _v ^ 0.16)