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/Traits/Air/AttackBomber.cs

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+#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;
+using System.Linq;
+using OpenRA.Activities;
+using OpenRA.Primitives;
+using OpenRA.Traits;
+
+namespace OpenRA.Mods.Common.Traits
+{
+	[Desc("Trait used for scripted actors or actors spawned by a support power.")]
+	public class AttackBomberInfo : AttackBaseInfo
+	{
+		public override object Create(ActorInitializer init) { return new AttackBomber(init.Self, this); }
+	}
+
+	public class AttackBomber : AttackBase, ITick, ISync, INotifyRemovedFromWorld
+	{
+		readonly AttackBomberInfo info;
+
+		[VerifySync]
+		Target target;
+
+		[VerifySync]
+		bool inAttackRange;
+
+		[VerifySync]
+		bool facingTarget = true;
+
+		public event Action<Actor> OnRemovedFromWorld = self => { };
+		public event Action<Actor> OnEnteredAttackRange = self => { };
+		public event Action<Actor> OnExitedAttackRange = self => { };
+
+		public AttackBomber(Actor self, AttackBomberInfo info)
+			: base(self, info)
+		{
+			this.info = info;
+		}
+
+		void ITick.Tick(Actor self)
+		{
+			var wasInAttackRange = inAttackRange;
+			inAttackRange = false;
+
+			if (self.IsInWorld)
+			{
+				var dat = self.World.Map.DistanceAboveTerrain(target.CenterPosition);
+				target = Target.FromPos(target.CenterPosition - new WVec(WDist.Zero, WDist.Zero, dat));
+
+				var wasFacingTarget = facingTarget;
+				facingTarget = TargetInFiringArc(self, target, info.FacingTolerance);
+
+				foreach (var a in Armaments)
+				{
+					if (!target.IsInRange(self.CenterPosition, a.MaxRange()))
+						continue;
+
+					inAttackRange = true;
+					a.CheckFire(self, facing, target);
+				}
+
+				// Actors without armaments may want to trigger an action when it passes the target
+				if (!Armaments.Any())
+					inAttackRange = !wasInAttackRange && !facingTarget && wasFacingTarget;
+			}
+
+			if (inAttackRange && !wasInAttackRange)
+				OnEnteredAttackRange(self);
+
+			if (!inAttackRange && wasInAttackRange)
+				OnExitedAttackRange(self);
+		}
+
+		public void SetTarget(WPos pos) { target = Target.FromPos(pos); }
+
+		void INotifyRemovedFromWorld.RemovedFromWorld(Actor self)
+		{
+			OnRemovedFromWorld(self);
+		}
+
+		public override Activity GetAttackActivity(Actor self, AttackSource source, in Target newTarget, bool allowMove, bool forceAttack, Color? targetLineColor)
+		{
+			throw new NotImplementedException("AttackBomber requires a scripted target");
+		}
+	}
+}