ACE3/addons/medical/functions/fnc_addPain.sqf

/*
 * Author: commy2
 * Adds or removes pain to/from unit.
 *
 * Arguments:
 * 0: Unit <OBJECT>
 * 1: Pain to add. Negative to remove <NUMBER>
 *
 * Return Value:
 * Nothing
 *
 * Example:
 * [player, 0.5] call ace_medical_fnc_addPain
 *
 * Public: No
 */
#include "script_component.hpp"

params ["_unit", "_painToAdd"];

private _pain = _unit getVariable [QEGVAR(medical,pain), 0];

if (_pain > 0) then {
    _pain = _pain + (_painToAdd min 1) * (1 - _pain);
} else {
    _pain = (_pain + _painToAdd) max 0;
};

_unit setVariable [QEGVAR(medical,pain), _pain];