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/TransformCrusherOnCrush.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 OpenRA.Mods.Common.Activities;
+using OpenRA.Primitives;
+using OpenRA.Traits;
+
+namespace OpenRA.Mods.Common.Traits
+{
+	[Desc("Put this on the actor that gets crushed to replace the crusher with a new actor.")]
+	public class TransformCrusherOnCrushInfo : TraitInfo
+	{
+		[ActorReference]
+		[FieldLoader.Require]
+		public readonly string IntoActor = null;
+
+		public readonly bool SkipMakeAnims = true;
+
+		public readonly BitSet<CrushClass> CrushClasses = default;
+
+		public override object Create(ActorInitializer init) { return new TransformCrusherOnCrush(init, this); }
+	}
+
+	public class TransformCrusherOnCrush : INotifyCrushed
+	{
+		readonly TransformCrusherOnCrushInfo info;
+		readonly string faction;
+
+		public TransformCrusherOnCrush(ActorInitializer init, TransformCrusherOnCrushInfo info)
+		{
+			this.info = info;
+			faction = init.GetValue<FactionInit, string>(init.Self.Owner.Faction.InternalName);
+		}
+
+		void INotifyCrushed.WarnCrush(Actor self, Actor crusher, BitSet<CrushClass> crushClasses) { }
+
+		void INotifyCrushed.OnCrush(Actor self, Actor crusher, BitSet<CrushClass> crushClasses)
+		{
+			if (!info.CrushClasses.Overlaps(crushClasses))
+				return;
+
+			var facing = crusher.TraitOrDefault<IFacing>();
+			var transform = new Transform(info.IntoActor) { Faction = faction };
+			if (facing != null)
+				transform.Facing = facing.Facing;
+
+			transform.SkipMakeAnims = info.SkipMakeAnims;
+			crusher.QueueActivity(false, transform);
+		}
+	}
+}