From 5fba35a0a207072961c93d62940e8c3c18e4e75a Mon Sep 17 00:00:00 2001
From: Pasha <PashaBBibko@gmail.com>
Date: Fri, 15 May 2026 21:43:28 +0100
Subject: [PATCH] Added unique

---
 Assets/Pacore/Runtime/MemUtil.meta           |  8 ++
 Assets/Pacore/Runtime/MemUtil/Unique.cs      | 82 ++++++++++++++++++++
 Assets/Pacore/Runtime/MemUtil/Unique.cs.meta | 11 +++
 Assets/Pacore/Runtime/Pacore.asmdef          |  2 +-
 4 files changed, 102 insertions(+), 1 deletion(-)
 create mode 100644 Assets/Pacore/Runtime/MemUtil.meta
 create mode 100644 Assets/Pacore/Runtime/MemUtil/Unique.cs
 create mode 100644 Assets/Pacore/Runtime/MemUtil/Unique.cs.meta

diff --git a/Assets/Pacore/Runtime/MemUtil.meta b/Assets/Pacore/Runtime/MemUtil.meta
new file mode 100644
index 0000000..cc17c17
--- /dev/null
+++ b/Assets/Pacore/Runtime/MemUtil.meta
@@ -0,0 +1,8 @@
+fileFormatVersion: 2
+guid: d9b64dde6eaaefc498098e1b5641cb52
+folderAsset: yes
+DefaultImporter:
+  externalObjects: {}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 
diff --git a/Assets/Pacore/Runtime/MemUtil/Unique.cs b/Assets/Pacore/Runtime/MemUtil/Unique.cs
new file mode 100644
index 0000000..ec55a1d
--- /dev/null
+++ b/Assets/Pacore/Runtime/MemUtil/Unique.cs
@@ -0,0 +1,82 @@
+using Unity.Collections.LowLevel.Unsafe;
+using System.Runtime.CompilerServices;
+using System.Diagnostics;
+using Unity.Collections;
+using System;
+
+namespace PashaBibko.Pacore.MemUtil
+{
+    public unsafe struct Unique<T> : IDisposable
+        where T : unmanaged
+    {
+        private T* mPtr;
+
+        public bool IsValid
+        {
+            [MethodImpl(MethodImplOptions.AggressiveInlining)]
+            get => mPtr != null;
+        }
+
+        public T Value
+        {
+            [MethodImpl(MethodImplOptions.AggressiveInlining)]
+            get
+            {
+                DebugOnly_CheckValid();
+                return *mPtr;
+            }
+
+            [MethodImpl(MethodImplOptions.AggressiveInlining)]
+            set
+            {
+                DebugOnly_CheckValid();
+                *mPtr = value;
+            }
+        }
+
+        public ref T Ref
+        {
+            [MethodImpl(MethodImplOptions.AggressiveInlining)]
+            get
+            {
+                DebugOnly_CheckValid();
+                return ref *mPtr;
+            }
+        }
+
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public static Unique<T> Create(T val = default)
+        {
+            T* ptr = (T*)UnsafeUtility.Malloc
+            (
+                sizeof(T),
+                UnsafeUtility.SizeOf<T>(),
+                Allocator.Persistent
+            );
+            *ptr = val;
+
+            return new Unique<T> { mPtr = ptr };
+        }
+
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public void Dispose()
+        {
+            if (IsValid)
+            {
+                UnsafeUtility.Free(mPtr, Allocator.Persistent);
+            }
+        }
+
+        [Conditional("UNITY_EDITOR")]
+        private void DebugOnly_CheckValid()
+        {
+            if (!IsValid)
+            {
+                throw new InvalidOperationException
+                (
+                    $"Owned<{nameof(T)}> was expected to be valid."
+                );
+            }
+        }
+    }
+}
diff --git a/Assets/Pacore/Runtime/MemUtil/Unique.cs.meta b/Assets/Pacore/Runtime/MemUtil/Unique.cs.meta
new file mode 100644
index 0000000..e666f7c
--- /dev/null
+++ b/Assets/Pacore/Runtime/MemUtil/Unique.cs.meta
@@ -0,0 +1,11 @@
+fileFormatVersion: 2
+guid: f4ac012a56e2aa9429ff4f33c5554e7d
+MonoImporter:
+  externalObjects: {}
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 
diff --git a/Assets/Pacore/Runtime/Pacore.asmdef b/Assets/Pacore/Runtime/Pacore.asmdef
index 8c723c7..a38b8ad 100644
--- a/Assets/Pacore/Runtime/Pacore.asmdef
+++ b/Assets/Pacore/Runtime/Pacore.asmdef
@@ -4,7 +4,7 @@
     "references": [],
     "includePlatforms": [],
     "excludePlatforms": [],
-    "allowUnsafeCode": false,
+    "allowUnsafeCode": true,
     "overrideReferences": false,
     "precompiledReferences": [],
     "autoReferenced": true,