/*
	Author: Andrew Gregory - EpochMod.com

    Contributors:

	Description:
	Picks a random spot behind the player

    Licence:
    Arma Public License Share Alike (APL-SA) - https://www.bistudio.com/community/licenses/arma-public-license-share-alike

    Github:
    https://github.com/EpochModTeam/Epoch/tree/release/Sources/epoch_code/compile/functions/EPOCH_fnc_findRandomPosBehind.sqf

    Example:
    _moveTo = [24,4,142,_trgt] call EPOCH_fnc_findRandomPosBehind;

    Parameter(s):
		_this select 0: SCALAR - Maximum distance to choose point
        _this select 1: SCALAR - Minimum distance to choose point
        _this select 2: SCALAR - Spread of arc in degrees behind player
		_this select 3: OBJECT - Unit, player, vehicle etc.
		_this select 4: SCALAR - offset initial angle, allows to pick position to the side with -90 or 90 (right or left) [optional: default 0]

	Returns:
	ARRAY
*/
//[[[cog import generate_private_arrays ]]]
private ["_dir","_dist","_moveTo","_pos","_rnd"];
//[[[end]]]
params ["_maxIn","_minIn","_arcIn","_unitIn",["_offset",0]];

_rnd = ((180 +_offset) - (_arcIn / 2)) + (random _arcIn);
_pos = getPosATL _unitIn;
_dist = ((random (_maxIn - _minIn)) + _minIn) max _minIn;
_dir = (getDir _unitIn) - _rnd;
if (_dir < 0) then {_dir = _dir + 360};
//return
[(_pos select 0) + (_dist*(sin _dir)), (_pos select 1) + (_dist*(cos _dir)), _pos select 2]