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/DetectCloaked.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.Linq;
+using OpenRA.Primitives;
+
+namespace OpenRA.Mods.Common.Traits
+{
+	[Desc("Actor can reveal Cloak actors in a specified range.")]
+	public class DetectCloakedInfo : ConditionalTraitInfo
+	{
+		[Desc("Specific cloak classifications I can reveal.")]
+		public readonly BitSet<DetectionType> DetectionTypes = new("Cloak");
+
+		public readonly WDist Range = WDist.FromCells(5);
+
+		public override object Create(ActorInitializer init) { return new DetectCloaked(this); }
+	}
+
+	public class DetectCloaked : ConditionalTrait<DetectCloakedInfo>
+	{
+		IDetectCloakedModifier[] rangeModifiers;
+
+		public DetectCloaked(DetectCloakedInfo info)
+			: base(info) { }
+
+		protected override void Created(Actor self)
+		{
+			rangeModifiers = self.TraitsImplementing<IDetectCloakedModifier>().ToArray();
+			base.Created(self);
+		}
+
+		public WDist Range
+		{
+			get
+			{
+				if (IsTraitDisabled)
+					return WDist.Zero;
+
+				var detectCloakedModifier = rangeModifiers.Select(x => x.GetDetectCloakedModifier());
+				var range = Util.ApplyPercentageModifiers(Info.Range.Length, detectCloakedModifier);
+				return new WDist(range);
+			}
+		}
+	}
+}