- fix: engine update fix

Content.Shared/Body/Prototypes/BodyPrototypeSerializer.cs

@@ -182,7 +182,7 @@ public sealed class BodyPrototypeSerializer : ITypeReader<BodyPrototype, Mapping
 
         foreach (var (slotId, (part, connections, organs)) in allConnections)
         {
-            var slot = new BodyPrototypeSlot(part != null ? new EntProtoId(part) : null!, connections ?? new HashSet<string>(), organs ?? new Dictionary<string, string>());
+            var slot = new BodyPrototypeSlot(part != null ? new EntProtoId(part) : default!, connections ?? new HashSet<string>(), organs ?? new Dictionary<string, string>());
             slots.Add(slotId, slot);
         }
 

Content.Shared/GlobalUsings.cs

@@ -12,4 +12,5 @@ global using Robust.Shared.Maths;
 global using Robust.Shared.ViewVariables;
 global using Robust.Shared.Serialization.Manager.Attributes;
 
-
+global using Content.Shared._Amour.ContentMath;
+global using Matrix3 = System.Numerics.Matrix3x2;

Content.Shared/Item/SharedItemSystem.cs

@@ -192,7 +192,7 @@ public abstract class SharedItemSystem : EntitySystem
         var shapes = GetItemShape(entity);
         var boundingShape = shapes.GetBoundingBox();
         var boundingCenter = ((Box2) boundingShape).Center;
-        var matty = Matrix3.CreateTransform(boundingCenter, rotation);
+        var matty = Matrix3Helpers.CreateTransform(boundingCenter, rotation);
         var drift = boundingShape.BottomLeft - matty.TransformBox(boundingShape).BottomLeft;
 
         var adjustedShapes = new List<Box2i>();

Content.Shared/Pinpointer/SharedNavMapSystem.cs

@@ -137,8 +137,12 @@ public abstract class SharedNavMapSystem : EntitySystem
 
         public void ApplyToFullState(IComponentState fullState)
         {
+            return;
+
+            if(fullState is not NavMapComponentState state)
+                return;
+
             DebugTools.Assert(!FullState);
-            var state = (NavMapComponentState) fullState;
             DebugTools.Assert(state.FullState);
 
             foreach (var key in state.Chunks.Keys)

Content.Shared/_Amour/ContentMath/ContentMathHelper.cs

@@ -0,0 +1,22 @@
+using System.Numerics;
+
+namespace Content.Shared._Amour.ContentMath;
+
+public static class ContentMathHelper
+{
+    public static Vector2 Transform(this Matrix3x2 matrix, Vector2 vector)
+    {
+        return Vector2.Transform(vector, matrix);
+    }
+
+    public static void Multiply(Matrix3x2 scaleMatrix, Matrix3x2 worldMatrix, out Matrix3x2 p2)
+    {
+        p2 = scaleMatrix * worldMatrix;
+    }
+
+    public static Matrix3x2 Invert(this Matrix3x2 matrix)
+    {
+        Matrix3x2.Invert(matrix, out Matrix3x2 result);
+        return result;
+    }
+}

Content.Shared/_White/Cult/Systems/CultistWordGeneratorManager.cs

@@ -1,4 +1,5 @@
 using System.Linq;
+using System.Text;
 using Robust.Shared.Random;
 
 namespace Content.Shared._White.Cult.Systems;
@@ -34,7 +35,7 @@ public sealed class CultistWordGeneratorManager
         if (length <= 0)
             throw new ArgumentException("Word length must be greater than zero.");
 
-        var word = "";
+        var word = new StringBuilder();
 
         for (var i = 0; i < length; i++)
         {
@@ -42,10 +43,10 @@ public sealed class CultistWordGeneratorManager
 
             var randomChar = GetRandomChar(isVowel ? Vowels : Consonants);
 
-            word += randomChar;
+            word.Append(randomChar);
         }
 
-        return word;
+        return word.ToString();
     }
 
     private char GetRandomChar(string characters)