From 0a5f7d132f1ea45bd905c222eb15348e443ecd72 Mon Sep 17 00:00:00 2001
From: johnb432 <58661205+johnb432@users.noreply.github.com>
Date: Sun, 9 Feb 2025 09:08:27 +0100
Subject: [PATCH] 1.0.5.0

---
 CHANGELOG.md                               |  5 +++++
 addons/main/functions/fnc_handleDamage.sqf | 12 +++++++++++-
 addons/main/script_version.hpp             |  2 +-
 3 files changed, 17 insertions(+), 2 deletions(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 703dba7..42a42e9 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,8 @@
+# Changelog for Armor Modifier - ACE 9.2.2025
+
+1.0.5.0
+- Added compatibility with ACE 3.19.0
+
 # Changelog for Armor Modifier - ACE 8.12.2024
 
 1.0.4.0
diff --git a/addons/main/functions/fnc_handleDamage.sqf b/addons/main/functions/fnc_handleDamage.sqf
index 7e41b3c..6ba77c0 100644
--- a/addons/main/functions/fnc_handleDamage.sqf
+++ b/addons/main/functions/fnc_handleDamage.sqf
@@ -17,6 +17,8 @@
  * Public: No
  */
 
+#define INSTAKILL_ALLOWED(unit) (unit isNotEqualTo (unit getVariable ["ace_medical_engine_blockInstaKill", objNull]))
+
 params ["_args", ["_ignoreAllowDamageACE", false]];
 _args params ["_unit", "_selection", "_damage", "_shooter", "_ammo", "_hitPointIndex", "_instigator", "_hitpoint", "_directHit", "_context"];
 
@@ -40,13 +42,21 @@ if !(isDamageAllowed _unit && {_unit getVariable ["ace_medical_allowDamage", tru
 // Killing units via End key is an edge case (#10375)
 // This didn't matter pre-Arma 3 2.18 but now this goes through the event handler
 // TODO: Structural fire damage >= 1 in a single damage event could still be caught here and we don't want that, but we haven't found a better way to catch this, fire damage should be small most of the time anyway
+// Also triggers for catastrophic vehicle explosions which would kill crew outright, check for blocking
 private _newDamage = _damage - _oldDamage;
-if (_structuralDamage && {(abs (_newDamage - 1)) < 0.001 && _ammo == "" && isNull _shooter && isNull _instigator}) exitWith {_damage};
+if (_structuralDamage && {(abs (_newDamage - 1)) < 0.001 && _ammo == "" && isNull _shooter && isNull _instigator} && {INSTAKILL_ALLOWED(_unit)}) exitWith {_damage};
 
 // _newDamage == 0 happens occasionally for vehiclehit events (see line 80 onwards), just exit early to save some frametime
 // context 4 is engine "bleeding". For us, it's just a duplicate event for #structural which we can ignore without any issues
+// Leverage this to block insta-kills on the same frame (see above)
 if (_context != 2 && {_context == 4 || _newDamage == 0}) exitWith {
     TRACE_4("Skipping engine bleeding or zero damage",_ammo,_newDamage,_directHit,_context);
+
+    if (INSTAKILL_ALLOWED(_unit)) then {
+        _unit setVariable ["ace_medical_engine_blockInstaKill", _unit];
+        [{_this setVariable ["ace_medical_engine_blockInstaKill", nil]}, _unit] call CBA_fnc_execNextFrame;
+    };
+
     _oldDamage
 };
 
diff --git a/addons/main/script_version.hpp b/addons/main/script_version.hpp
index c8e7104..b185a02 100644
--- a/addons/main/script_version.hpp
+++ b/addons/main/script_version.hpp
@@ -1,4 +1,4 @@
 #define MAJOR 1
 #define MINOR 0
-#define PATCHLVL 4
+#define PATCHLVL 5
 #define BUILD 0