ACE3/addons/medical_engine/script_macros_medical.hpp

#define ALL_BODY_PARTS ["head", "body", "leftarm", "rightarm", "leftleg", "rightleg"]
#define ALL_SELECTIONS ["head", "body", "hand_l", "hand_r", "leg_l", "leg_r"]
#define ALL_HITPOINTS ["HitHead", "HitBody", "HitLeftArm", "HitRightArm", "HitLeftLeg", "HitRightLeg"]

// Damage threshold above which fatal organ damage can occur
#define HEAD_DAMAGE_THRESHOLD 1
#define ORGAN_DAMAGE_THRESHOLD 0.6

// Chance to hit heart based on ratio of 70kg (approx. 70L) body to 70mL stroke volume of heart
// Assuming torso is 50% of the body volume (35L)
#define HEART_HIT_CHANCE 0.05

#define MEDICAL_ACTION_DISTANCE 1.75

// scale received pain to 0-2 level to select type of scream
// below 0.25: 0, from 0.25 to 0.5: 1, more than 0.5: 2
#define PAIN_TO_SCREAM(pain) (floor (4 * pain) min 2)

// scale received pain to 0-2 level to select type of scream
// below 0.33: 0, from 0.34 to 0.66: 1, more than 0.67: 2
#define PAIN_TO_MOAN(pain) (floor (3 * pain) min 2)

#define GET_NUMBER(config,default) (if (isNumber (config)) then {getNumber (config)} else {default})
#define GET_STRING(config,default) (if (isText (config)) then {getText (config)} else {default})
#define GET_ARRAY(config,default) (if (isArray (config)) then {getArray (config)} else {default})

#define DEFAULT_HEART_RATE 80
#define DEFAULT_PERIPH_RES 100

// --- blood
// 0.077 l/kg * 80kg = 6.16l
#define DEFAULT_BLOOD_VOLUME 6.0 // in liters

#define BLOOD_VOLUME_CLASS_1_HEMORRHAGE 6.000 // lost less than 15% blood, Class I Hemorrhage
#define BLOOD_VOLUME_CLASS_2_HEMORRHAGE 5.100 // lost more than 15% blood, Class II Hemorrhage
#define BLOOD_VOLUME_CLASS_3_HEMORRHAGE 4.200 // lost more than 30% blood, Class III Hemorrhage
#define BLOOD_VOLUME_CLASS_4_HEMORRHAGE 3.600 // lost more than 40% blood, Class IV Hemorrhage
#define BLOOD_VOLUME_FATAL 3.0 // Lost more than 50% blood, Unrecoverable

// IV Change per second calculation:
// 250 ml should take 60 seconds to fill. 250 ml / 60 s ~ 4.1667 ml/s.
#define IV_CHANGE_PER_SECOND 4.1667 // in milliliters per second

// Minimum amount of damage required for penetrating wounds (also minDamage for velocity wounds)
#define PENETRATION_THRESHOLD 0.35

// To be replaced by a proper blood pressure calculation
#define BLOOD_LOSS_KNOCK_OUT_THRESHOLD 0.5 // 50% of cardiac output

// --- pain
#define PAIN_UNCONSCIOUS 0.5

// Pain fade out time (time it takes until pain is guaranteed to be completly gone)
#define PAIN_FADE_TIME 900

// Only relevant when advanced medication is disabled
// Morphine pain suppression fade out time (time it takes until pain suppression is guaranteed to be completly gone)
#define PAIN_SUPPRESSION_FADE_TIME 1800

// Chance to wake up when vitals are stable (checked once every SPONTANEOUS_WAKE_UP_INTERVAL seconds)
#define SPONTANEOUS_WAKE_UP_INTERVAL 15

// Minimum leg damage required for limping
#define LIMPING_DAMAGE_THRESHOLD 0.30

// Minimum body part damage required for blood effect on uniform
#define VISUAL_BODY_DAMAGE_THRESHOLD 0.35

// Empty wound data, used for some default return values
// [ID, classID, bodypartIndex, amountOf, bloodloss, damage, category]
#define EMPTY_WOUND [-1, -1, -1, 0, 0, 0, 0]

// Base time to bandage each wound category
#define BANDAGE_TIME_S 4
#define BANDAGE_TIME_M 6
#define BANDAGE_TIME_L 8
#define BANDAGE_TIME_MOD_MEDIC -2
#define BANDAGE_TIME_MOD_SELF 4


// - Unit Variables ----------------------------------------------------
// These variables get stored in object space and used across components
// Defined here for easy consistency with GETVAR/SETVAR (also a list for reference)
#define VAR_BLOOD_PRESS QEGVAR(medical,bloodPressure)
#define VAR_BLOOD_VOL   QEGVAR(medical,bloodVolume)
#define VAR_CRDC_ARRST  QEGVAR(medical,inCardiacArrest)
#define VAR_HEART_RATE  QEGVAR(medical,heartRate)
#define VAR_PAIN        QEGVAR(medical,pain)
#define VAR_PAIN_SUPP   QEGVAR(medical,painSuppress)
#define VAR_PERIPH_RES  QEGVAR(medical,peripheralResistance)
#define VAR_UNCON       "ACE_isUnconscious"
// These variables track gradual adjustments (from medication, etc.)
#define VAR_HEART_RATE_ADJ  QEGVAR(medical,heartRateAdjustments)
#define VAR_PAIN_SUPP_ADJ   QEGVAR(medical,painSuppressAdjustments)
#define VAR_PERIPH_RES_ADJ  QEGVAR(medical,peripheralResistanceAdjustments)
// These variables track the current state of status values above
#define VAR_HEMORRHAGE      QEGVAR(medical,hemorrhage)
#define VAR_IN_PAIN         QEGVAR(medical,inPain)
#define VAR_IS_BLEEDING     QEGVAR(medical,isBleeding)


// - Unit Functions ---------------------------------------------------
// Retrieval macros for common unit values
// Defined for easy consistency and speed
#define GET_BLOOD_VOLUME(unit)      (unit getVariable [VAR_BLOOD_VOL,DEFAULT_BLOOD_VOLUME])
#define GET_HEART_RATE(unit)        (unit getVariable [VAR_HEART_RATE,DEFAULT_HEART_RATE])
#define GET_HEMORRHAGE(unit)        (unit getVariable [VAR_HEMORRHAGE,0])
#define GET_PAIN(unit)              (unit getVariable [VAR_PAIN,0])
#define GET_PAIN_SUPPRESS(unit)     (unit getVariable [VAR_PAIN_SUPP,0])
#define IN_CRDC_ARRST(unit)         (unit getVariable [VAR_CRDC_ARRST,false])
#define IS_BLEEDING(unit)           (unit getVariable [VAR_IS_BLEEDING,false])
#define IS_IN_PAIN(unit)            (unit getVariable [VAR_IN_PAIN,false])
#define IS_UNCONSCIOUS(unit)        (unit getVariable [VAR_UNCON,false])

// The following function calls are defined here just for consistency
#define GET_BLOOD_LOSS(unit)        ([unit] call EFUNC(medical_status,getBloodLoss))
#define GET_BLOOD_PRESSURE(unit)    ([unit] call EFUNC(medical_status,getBloodPressure))

// Derivative unit values commonly used
#define GET_PAIN_PERCEIVED(unit)    (0 max (GET_PAIN(unit) - GET_PAIN_SUPPRESS(unit)) min 1)