feat: ZS_Dead equivalent — death XP and loot init on NPC kill

Assets/Gothic-Core/Scripts/Models/Config/DeveloperConfig.cs

@@ -177,6 +177,10 @@ public class DebugChannelTypesCollection : CollectionWrapper<DeveloperConfigEnum
 
         [Tooltip("Enable player→NPC melee combat (hit detection, damage, hurt/death animations). WIP - debug damage values only.")]
         public bool EnableCombatSystem;
+
+        [ConditionalField(fieldToCheck: nameof(EnableCombatSystem), compareValues: true)]
+        [Tooltip("Call B_DeathXP on kill to grant XP. WIP - XP values may be incorrect.")]
+        public bool EnableDeathXP;
 
         [ConditionalField(fieldToCheck: nameof(EnableNpcs), compareValues: true)]
         public bool EnableNpcMeshCulling = true;
@@ -291,5 +295,6 @@ public class DebugChannelTypesCollection : CollectionWrapper<DeveloperConfigEnum
         public bool EnableDecalVisuals;
         public bool EnableParticleEffects;
 
+
     }
 }

Assets/Gothic-Core/Scripts/Services/Npc/FightService.cs

@@ -19,6 +19,8 @@ public class FightService
         [Inject] private PhysicsService _physicsService;
         [Inject] private NpcHelperService _npcHelperService;
         [Inject] private readonly ConfigService _configService;
+        [Inject] private readonly Gothic.Core.Services.GameStateService _gameStateService;
+        [Inject] private readonly NpcService _npcService;
 
         public void Init()
         {
@@ -39,6 +41,8 @@ private void OnHit(NpcContainer attacker, NpcContainer target, Vector3 __)
                 Logger.Log($"[FightService.OnHit] {target.Instance.GetName(NpcNameSlot.Slot0)} is DEAD", LogCat.Npc);
                 target.Props.BodyState = VmGothicEnums.BodyState.BsDead;
                 OnDyingChangeAnimation(target);
+                if (_configService.Dev.EnableDeathXP)
+                    OnNpcDied(target, attacker);
             }
             else
             {
@@ -96,6 +100,36 @@ private bool OnHitUpdateHealth(NpcContainer attacker, NpcContainer target)
             return hitPoints <= 0;
         }
 
+        private void OnNpcDied(NpcContainer dead, NpcContainer killer)
+        {
+            var vm = _gameStateService.GothicVm;
+            var aivPlundered = vm.GetSymbolByName("AIV_PLUNDERED")?.GetInt(0) ?? 8;
+            dead.Instance.SetAiVar(aivPlundered, 0);
+
+            var oldSelf = vm.GlobalSelf;
+            var oldOther = vm.GlobalOther;
+            vm.GlobalSelf = dead.Instance;
+            vm.GlobalOther = killer.Instance;
+
+            if (_configService.Dev.EnableDeathXP && killer.PrefabProps.IsHero())
+            {
+                var bDeathXp = vm.GetSymbolByName("B_DeathXP");
+                if (bDeathXp != null)
+                {
+                    vm.Call(bDeathXp.Index);
+                    _npcService.SyncHeroInstanceToVob();
+                    Logger.Log($"[FightService.OnNpcDied] B_DeathXP: {dead.Instance.GetName(NpcNameSlot.Slot0)} killed by hero", LogCat.Npc);
+                }
+            }
+
+            var bGiveDeathInv = vm.GetSymbolByName("B_GiveDeathInv");
+            if (bGiveDeathInv != null)
+                vm.Call(bGiveDeathInv.Index);
+
+            vm.GlobalSelf = oldSelf;
+            vm.GlobalOther = oldOther;
+        }
+
         /// <summary>
         /// C_ITEM.damageType is a DAM_* bitmask whose bit positions match the PROT_* indices.
         /// Weapons carry one damage type; the first set bit wins.

Assets/Gothic-Core/Scripts/Services/Npc/NpcService.cs

@@ -247,6 +247,15 @@ public void ExtNpcChangeAttribute(NpcInstance npc, int attributeId, int value)
             vob.Attributes[attributeId] = value;
         }
 
+        public void SyncHeroInstanceToVob()
+        {
+            var hero = GetHeroContainer();
+            hero.Vob.Level = hero.Instance.Level;
+            hero.Vob.Xp = hero.Instance.Exp;
+            hero.Vob.XpNextLevel = hero.Instance.ExpNext;
+            hero.Vob.Lp = hero.Instance.Lp;
+        }
+
         public NpcContainer GetHeroContainer()
         {
             return ((NpcInstance)_gameStateService.GothicVm.GlobalHero).GetUserData();