ACE3/addons/weather/functions/fnc_getWind.sqf
2015-04-24 10:58:55 +02:00

35 lines
1009 B
Plaintext

/*
* Author: ACE2 Team, Ruthberg
*
* Calculate current wind locally from the data broadcasted by the server
*
* Argument:
* None
*
* Return value:
* Wind <ARRAY>
*/
#include "script_component.hpp"
if (isNil "ACE_WIND_PARAMS") exitWith { [0, 0, 0] };
EXPLODE_5_PVT(ACE_WIND_PARAMS,_dir,_dirChange,_spd,_spdChange,_period);
private ["_periodPercent", "_periodPosition"];
_periodPosition = (time - GVAR(wind_period_start_time)) min _period;
_periodPercent = _periodPosition / _period;
_spd = _spd + _spdChange * _periodPercent;
_dir = _dir + _dirChange * _periodPercent;
_dir = (360 + _dir) % 360;
TRACE_1("PeriodStartTime",Round(GVAR(wind_period_start_time)));
TRACE_2("Dir: Current/Change",Round(_dir),Round(_dirChange));
TRACE_2("Spd: Current/Change",Round(_spd * 10) / 10,Round(_spdChange * 10) / 10);
TRACE_3("Period/Position/Percent",Round(_period),Round(_periodPosition),Round(_periodPercent * 100) / 100);
// TODO: Add some deterministic noise
[-_spd * sin(_dir), -_spd * cos(_dir), 0]