long ids but not long enough!

- Object and prefab file id loading
- Generate grid update
- Switched uint to long but should probably be ulong!

Runtime/SceneGrid.cs

@@ -14,16 +14,16 @@ namespace VertexColor.ScenePartition.Editor
 
         public SceneGridDictionary Grid => grid;
 
-        public void Insert(uint id, Vector3 point)
+        public void Insert(long scenePartitionId, Vector3 point)
         {
             int gridId = CalculateGridPosition(point, cellSize);
-            if (grid.TryGetValue(gridId, out List<uint> ids))
+            if (grid.TryGetValue(gridId, out List<long> ids))
             {
-                ids.Add(id);
+                ids.Add(scenePartitionId);
             }
             else
             {
-                grid.Add(gridId, new List<uint> { id });
+                grid.Add(gridId, new List<long> { scenePartitionId });
             }
         }
 
@@ -49,5 +49,20 @@ namespace VertexColor.ScenePartition.Editor
 
             return (x, y);
         }
+
+        public static long LongPairToLong(long x, long y)
+        {
+            // Combine x and y components into a single long
+            return (x << 32) | (uint)y;
+        }
+
+        public static (long, long) LongToLongPair(long value)
+        {
+            // Extract x and y components from the combined long
+            long x = value >> 32;
+            long y = (uint)value;
+
+            return (x, y);
+        }
     }
 }

Runtime/ScenePartition.cs

@@ -24,10 +24,11 @@ namespace VertexColor.ScenePartition
     [System.Serializable]
     public class ScenePartition
     {
-        public uint id = 0;
+        public long id = 0;
+        //public long classId = 0;
         public string filePath = null;
         //public string[] data = null;
-        public UintSortedSet references = new UintSortedSet();
+        public LongSortedSet references = new LongSortedSet();
 
         public ScenePartition(string filePath)
         {
@@ -44,9 +45,19 @@ namespace VertexColor.ScenePartition
                 Match match = Regex.Match(data[0], pattern);
 
                 if (!match.Success) return;
-                if (!uint.TryParse(match.Groups[1].Value, out id)) return;
+                if (!long.TryParse(match.Groups[1].Value, out id)) return;
             }
 
+            //{   // Get class id.
+            //    string pattern = @"!u!(\d+)";
+
+            //    // Find all matches using regex
+            //    Match match = Regex.Match(data[0], pattern);
+
+            //    if (!match.Success) return;
+            //    if (!long.TryParse(match.Groups[1].Value, out classId)) return;
+            //}
+
             {   // Get references.
                 string pattern = @"fileID:\s(\d+)";
 
@@ -57,7 +68,7 @@ namespace VertexColor.ScenePartition
 
                     if (!match.Success) continue;
 
-                    if (uint.TryParse(match.Groups[1].Value, out uint fileNumber))
+                    if (long.TryParse(match.Groups[1].Value, out long fileNumber))
                     {
                         if (fileNumber == 0) continue; // 0 == nothing.
 

Runtime/SerializedStructures.cs

@@ -3,11 +3,11 @@ using System.Collections.Generic;
 namespace VertexColor.ScenePartition
 {
     [System.Serializable]
-    public class ScenePartitionSortedList : SerializableSortedList<uint, ScenePartition> { }
+    public class ScenePartitionSortedList : SerializableSortedList<long, ScenePartition> { }
 
     [System.Serializable]
-    public class UintSortedSet : SerializableSortedSet<uint> { }
+    public class LongSortedSet : SerializableSortedSet<long> { }
 
     [System.Serializable]
-    public class SceneGridDictionary : SerializableDictionary<int, List<uint>> { }
+    public class SceneGridDictionary : SerializableDictionary<int, List<long>> { }
 }