update

Packages/com.arongranberg.astar/Graphs/Navmesh/RecastBuilder.cs

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+using Pathfinding.Graphs.Navmesh.Jobs;
+using Pathfinding.Collections;
+
+namespace Pathfinding.Graphs.Navmesh {
+	/// <summary>Helper methods for scanning a recast graph</summary>
+	public struct RecastBuilder {
+		/// <summary>
+		/// Builds meshes for the given tiles in a graph.
+		/// Call Schedule on the returned object to actually start the job.
+		///
+		/// You may want to adjust the settings on the returned object before calling Schedule.
+		///
+		/// <code>
+		/// // Scans the first 6x6 chunk of tiles of the recast graph (the IntRect uses inclusive coordinates)
+		/// var graph = AstarPath.active.data.recastGraph;
+		/// var buildSettings = RecastBuilder.BuildTileMeshes(graph, new TileLayout(graph), new IntRect(0, 0, 5, 5));
+		/// var disposeArena = new Pathfinding.Jobs.DisposeArena();
+		/// var promise = buildSettings.Schedule(disposeArena);
+		///
+		/// AstarPath.active.AddWorkItem(() => {
+		///     // Block until the asynchronous job completes
+		///     var result = promise.Complete();
+		///     TileMeshes tiles = result.tileMeshes.ToManaged();
+		///     // Take the scanned tiles and place them in the graph,
+		///     // but not at their original location, but 2 tiles away, rotated 90 degrees.
+		///     tiles.tileRect = tiles.tileRect.Offset(new Vector2Int(2, 0));
+		///     tiles.Rotate(1);
+		///     graph.ReplaceTiles(tiles);
+		///
+		///     // Dispose unmanaged data
+		///     disposeArena.DisposeAll();
+		///     result.Dispose();
+		/// });
+		/// </code>
+		/// </summary>
+		public static TileBuilder BuildTileMeshes (RecastGraph graph, TileLayout tileLayout, IntRect tileRect) {
+			return new TileBuilder(graph, tileLayout, tileRect);
+		}
+
+		/// <summary>
+		/// Builds nodes given some tile meshes.
+		/// Call Schedule on the returned object to actually start the job.
+		///
+		/// See: <see cref="BuildTileMeshes"/>
+		/// </summary>
+		public static JobBuildNodes BuildNodeTiles (RecastGraph graph, TileLayout tileLayout) {
+			return new JobBuildNodes(graph, tileLayout);
+		}
+
+		public static TileCutter CutTiles (NavmeshBase graph, GridLookup<NavmeshClipper> cuts, TileLayout tileLayout) {
+			return new TileCutter(graph, cuts, tileLayout);
+		}
+	}
+}