- fix: engine update fix

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;
+    }
+}