diff --git a/src/DotRecast.Detour/DtNodePool.cs b/src/DotRecast.Detour/DtNodePool.cs
index 85f8f7e..bc6e99e 100644
--- a/src/DotRecast.Detour/DtNodePool.cs
+++ b/src/DotRecast.Detour/DtNodePool.cs
@@ -19,6 +19,7 @@ freely, subject to the following restrictions:
 */
 
 using System.Collections.Generic;
+using System.Linq;
 
 namespace DotRecast.Detour
 {
@@ -41,6 +42,11 @@ namespace DotRecast.Detour
             m_nodeCount = 0;
         }
 
+        public int GetNodeCount()
+        {
+            return m_nodeCount;
+        }
+
         public int FindNodes(long id, out List<DtNode> nodes)
         {
             var hasNode = m_map.TryGetValue(id, out nodes);
@@ -127,9 +133,9 @@ namespace DotRecast.Detour
             return GetNode(refs, 0);
         }
 
-        public Dictionary<long, List<DtNode>> GetNodeMap()
+        public IEnumerable<DtNode> AsEnumerable()
         {
-            return m_map;
+            return m_nodes.Take(m_nodeCount);
         }
     }
 }
\ No newline at end of file
diff --git a/src/DotRecast.Recast.Demo/Draw/RecastDebugDraw.cs b/src/DotRecast.Recast.Demo/Draw/RecastDebugDraw.cs
index db61456..62ff866 100644
--- a/src/DotRecast.Recast.Demo/Draw/RecastDebugDraw.cs
+++ b/src/DotRecast.Recast.Demo/Draw/RecastDebugDraw.cs
@@ -1200,45 +1200,39 @@ public class RecastDebugDraw : DebugDraw
             float off = 0.5f;
             Begin(DebugDrawPrimitives.POINTS, 4.0f);
 
-            foreach (List<DtNode> nodes in pool.GetNodeMap().Values)
+            foreach (DtNode node in pool.AsEnumerable())
             {
-                foreach (DtNode node in nodes)
+                if (node == null)
                 {
-                    if (node == null)
-                    {
-                        continue;
-                    }
-
-                    Vertex(node.pos.X, node.pos.Y + off, node.pos.Z, DuRGBA(255, 192, 0, 255));
+                    continue;
                 }
+
+                Vertex(node.pos.X, node.pos.Y + off, node.pos.Z, DuRGBA(255, 192, 0, 255));
             }
 
             End();
 
             Begin(DebugDrawPrimitives.LINES, 2.0f);
-            foreach (List<DtNode> nodes in pool.GetNodeMap().Values)
+            foreach (DtNode node in pool.AsEnumerable())
             {
-                foreach (DtNode node in nodes)
+                if (node == null)
                 {
-                    if (node == null)
-                    {
-                        continue;
-                    }
-
-                    if (node.pidx == 0)
-                    {
-                        continue;
-                    }
-
-                    DtNode parent = pool.GetNodeAtIdx(node.pidx);
-                    if (parent == null)
-                    {
-                        continue;
-                    }
-
-                    Vertex(node.pos.X, node.pos.Y + off, node.pos.Z, DuRGBA(255, 192, 0, 128));
-                    Vertex(parent.pos.X, parent.pos.Y + off, parent.pos.Z, DuRGBA(255, 192, 0, 128));
+                    continue;
                 }
+
+                if (node.pidx == 0)
+                {
+                    continue;
+                }
+
+                DtNode parent = pool.GetNodeAtIdx(node.pidx);
+                if (parent == null)
+                {
+                    continue;
+                }
+
+                Vertex(node.pos.X, node.pos.Y + off, node.pos.Z, DuRGBA(255, 192, 0, 128));
+                Vertex(parent.pos.X, parent.pos.Y + off, parent.pos.Z, DuRGBA(255, 192, 0, 128));
             }
 
             End();
diff --git a/test/DotRecast.Detour.Test/DtNodePoolTest.cs b/test/DotRecast.Detour.Test/DtNodePoolTest.cs
index 646a413..7ad3d68 100644
--- a/test/DotRecast.Detour.Test/DtNodePoolTest.cs
+++ b/test/DotRecast.Detour.Test/DtNodePoolTest.cs
@@ -74,11 +74,11 @@ public class DtNodePoolTest
             Assert.That(nodes, Is.Null);
         }
 
-        var totalCount = pool.GetNodeMap().Sum(x => x.Value.Count);
+        var totalCount = pool.GetNodeCount();
         Assert.That(totalCount, Is.EqualTo(sum));
 
         pool.Clear();
-        totalCount = pool.GetNodeMap().Sum(x => x.Value.Count);
+        totalCount = pool.GetNodeCount();
         Assert.That(totalCount, Is.EqualTo(0));
     }
 }
\ No newline at end of file