Initial commit: OpenRA game engine

Fork from OpenRA/OpenRA with one-click launch script (start-ra.cmd)

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

OpenRA.Mods.Common/Activities/Hunt.cs

@@ -0,0 +1,49 @@
+#region Copyright & License Information
+/*
+ * Copyright (c) The OpenRA Developers and Contributors
+ * This file is part of OpenRA, which is free software. It is made
+ * available to you under the terms of the GNU General Public License
+ * as published by the Free Software Foundation, either version 3 of
+ * the License, or (at your option) any later version. For more
+ * information, see COPYING.
+ */
+#endregion
+
+using System.Collections.Generic;
+using System.Linq;
+using OpenRA.Activities;
+using OpenRA.Mods.Common.Traits;
+using OpenRA.Traits;
+
+namespace OpenRA.Mods.Common.Activities
+{
+	public class Hunt : Activity
+	{
+		readonly IEnumerable<Actor> targets;
+		readonly IMove move;
+
+		public Hunt(Actor self)
+		{
+			move = self.Trait<IMove>();
+			var attack = self.Trait<AttackBase>();
+			targets = self.World.ActorsHavingTrait<Huntable>().Where(
+				a => self != a && !a.IsDead && a.IsInWorld && a.AppearsHostileTo(self)
+				&& a.IsTargetableBy(self) && attack.HasAnyValidWeapons(Target.FromActor(a)));
+		}
+
+		public override bool Tick(Actor self)
+		{
+			if (IsCanceling)
+				return true;
+
+			var targetActor = targets.ClosestToWithPathFrom(self);
+			if (targetActor == null)
+				return false;
+
+			// We want to keep 2 cells of distance from the target to prevent the pathfinder from thinking the target position is blocked.
+			QueueChild(new AttackMoveActivity(self, () => move.MoveWithinRange(Target.FromCell(self.World, targetActor.Location), WDist.FromCells(2))));
+			QueueChild(new Wait(25));
+			return false;
+		}
+	}
+}