From c21d166e39ddea5beab2cf6557323649d46ea380 Mon Sep 17 00:00:00 2001
From: Meta Vens <rwvens@hotmail.com>
Date: Sun, 14 Jun 2026 01:36:41 +0100
Subject: [PATCH] Use typed durability for thruster VFX

---
 .voidbot/state/aetheria.cc              | Bin 57579 -> 57715 bytes
 Assets/Scripts/Gameplay/ShipInstance.cs |  23 ++++++++++++++++++++---
 docs/aetheria-perfect-machine-map.md    |   2 ++
 3 files changed, 22 insertions(+), 3 deletions(-)

diff --git a/.voidbot/state/aetheria.cc b/.voidbot/state/aetheria.cc
index bc18e1cc8c9c51e56a0d2dc5fa337cbd0478f182..2fbad78ae523dbd1887992a2422ef466c9c97d85 100644
GIT binary patch
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diff --git a/Assets/Scripts/Gameplay/ShipInstance.cs b/Assets/Scripts/Gameplay/ShipInstance.cs
index 5d0f57e3b..778b8b69d 100644
--- a/Assets/Scripts/Gameplay/ShipInstance.cs
+++ b/Assets/Scripts/Gameplay/ShipInstance.cs
@@ -1,6 +1,7 @@
 using System;
 using System.Collections;
 using System.Linq;
+using GameCult.Aetheria.State.Unity;
 using UnityEngine;
 using Unity.Mathematics;
 using static Unity.Mathematics.math;
@@ -129,11 +130,27 @@ public class ShipInstance : EntityInstance
         {
             var emissionModule = thrusterInstance.System.emission;
             var item = thrusterInstance.Thruster.Item.EquippableItem;
-            var data = Entity.ItemManager.GetData(item);
             thrusterInstance.MaxParticleCount = thrusterInstance.System.particleCount;
-            emissionModule.rateOverTimeMultiplier = thrusterInstance.BaseEmission * thrusterInstance.Thruster.Axis * (item.Durability / data.Durability);
+            emissionModule.rateOverTimeMultiplier = thrusterInstance.BaseEmission * thrusterInstance.Thruster.Axis * (item.Durability / GetMaxDurability(item));
         }
 
         transform.rotation = Ship.Rotation;
     }
-}
\ No newline at end of file
+
+    private float GetMaxDurability(ItemInstance item)
+    {
+        var typedItem = FindTypedItem(item);
+        if (typedItem != null && typedItem.Durability > 0)
+            return (float)typedItem.Durability;
+
+        return Entity.ItemManager.GetData(item).Durability;
+    }
+
+    private static AetheriaRuntimeCatalogItem FindTypedItem(ItemInstance item)
+    {
+        var itemId = item?.Data?.ItemId ?? Guid.Empty;
+        return itemId == Guid.Empty
+            ? null
+            : ActionGameManager.RuntimeCatalog?.FindItemByLegacyId(itemId.ToString("D"));
+    }
+}
diff --git a/docs/aetheria-perfect-machine-map.md b/docs/aetheria-perfect-machine-map.md
index 8a518e2b6..965dc5e2d 100644
--- a/docs/aetheria-perfect-machine-map.md
+++ b/docs/aetheria-perfect-machine-map.md
@@ -93,6 +93,8 @@ legacy catalog cache, and legacy UI paths should be migration-only or deleted.
   legacy `WeaponItemData`.
   Hull and item durability percentages use typed max durability before falling
   back to legacy `ItemData.Durability`.
+  Ship thruster VFX emission scaling also uses typed max durability before
+  falling back to legacy `ItemData.Durability`.
   Runtime weapon behavior still owns ammo counts, active range, cooldowns,
   temperature, and durability display until those session facts have typed
   runtime surfaces.