From ff930712ee2c806753f39b7565f50e03a988691f Mon Sep 17 00:00:00 2001
From: wrenge <a.samsonkin@bit.games>
Date: Tue, 12 Nov 2024 11:18:14 +0300
Subject: [PATCH] Use rented array instead of allocating

---
 src/DotRecast.Detour/DtNavMesh.cs      | 5 +++++
 src/DotRecast.Detour/DtNavMeshQuery.cs | 3 ++-
 2 files changed, 7 insertions(+), 1 deletion(-)

diff --git a/src/DotRecast.Detour/DtNavMesh.cs b/src/DotRecast.Detour/DtNavMesh.cs
index a479123..54a2db3 100644
--- a/src/DotRecast.Detour/DtNavMesh.cs
+++ b/src/DotRecast.Detour/DtNavMesh.cs
@@ -1365,6 +1365,11 @@ namespace DotRecast.Detour
         }
 
         public int GetTilesAt(int x, int y, DtMeshTile[] tiles, int maxTiles)
+        {
+            return GetTilesAt(x, y, (Span<DtMeshTile>)tiles, maxTiles);
+        }
+
+        public int GetTilesAt(int x, int y, Span<DtMeshTile> tiles, int maxTiles)
         {
             int n = 0;
 
diff --git a/src/DotRecast.Detour/DtNavMeshQuery.cs b/src/DotRecast.Detour/DtNavMeshQuery.cs
index e927024..112c1fe 100644
--- a/src/DotRecast.Detour/DtNavMeshQuery.cs
+++ b/src/DotRecast.Detour/DtNavMeshQuery.cs
@@ -788,7 +788,8 @@ namespace DotRecast.Detour
             m_nav.CalcTileLoc(bmax, out var maxx, out var maxy);
 
             const int MAX_NEIS = 32;
-            DtMeshTile[] neis = new DtMeshTile[MAX_NEIS];
+            using RcRentedArray<DtMeshTile> neisRent = RcRentedArray.Rent<DtMeshTile>(MAX_NEIS);
+            Span<DtMeshTile> neis = neisRent.AsSpan();
 
             for (int y = miny; y <= maxy; ++y)
             {