ACE3/addons/medical_status/functions/fnc_getCardiacOutput.sqf
PabstMirror de13ab0f47
Medical - Rework CPR and Bleeding in cardiac arrest (#7060)
* Medical - Rework CPR and Bleeding in cardiac arrest

* remove cprCreatesPulse, add cprSuccessChance

* hide cpr for basic diagnose

* Update addons/medical_statemachine/functions/fnc_enteredStateCardiacArrest.sqf

Co-Authored-By: SilentSpike <silentspike100+Github@gmail.com>
2019-06-27 19:01:20 -05:00

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#include "script_component.hpp"
/*
* Author: Glowbal, SilentSpike
* Get the cardiac output from the Heart, based on current Heart Rate and Blood Volume.
*
* Arguments:
* 0: The Unit <OBJECT>
*
* Return Value:
* Current cardiac output (liter per second) <NUMBER>
*
* Example:
* [player] call ace_medical_status_fnc_getCardiacOutput
*
* Public: No
*/
/*
Cardiac output (Q or or CO ) is the volume of blood being pumped by the heart, in particular by a left or right ventricle in the CBA_missionTime interval of one second. CO may be measured in many ways, for example dm3/min (1 dm3 equals 1 liter).
Source: http://en.wikipedia.org/wiki/Cardiac_output
*/
// Value taken from https://doi.org/10.1093%2Feurheartj%2Fehl336
// as 94/95 ml ± 15 ml
#define VENTRICLE_STROKE_VOL 95e-3
params ["_unit"];
private _bloodVolumeRatio = GET_BLOOD_VOLUME(_unit) / DEFAULT_BLOOD_VOLUME;
private _heartRate = GET_HEART_RATE(_unit);
// Blood volume ratio dictates how much is entering the ventricle (this is an approximation)
private _entering = linearConversion [0.5, 1, _bloodVolumeRatio, 0, 1, true];
private _cardiacOutput = (_entering * VENTRICLE_STROKE_VOL) * _heartRate / 60;
0 max _cardiacOutput