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/World/CellTriggerOverlay.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.Collections.Generic;
+using System.Linq;
+using OpenRA.Graphics;
+using OpenRA.Mods.Common.Commands;
+using OpenRA.Mods.Common.Graphics;
+using OpenRA.Primitives;
+using OpenRA.Traits;
+
+namespace OpenRA.Mods.Common.Traits
+{
+	[TraitLocation(SystemActors.World)]
+	[IncludeStaticFluentReferences(typeof(CellTriggerOverlay))]
+	[Desc("Renders a debug overlay showing the script triggers. Attach this to the world actor.")]
+	public class CellTriggerOverlayInfo : TraitInfo
+	{
+		public readonly string Font = "BigBold";
+
+		public readonly Color Color = Color.Red;
+
+		public override object Create(ActorInitializer init) { return new CellTriggerOverlay(this); }
+	}
+
+	public class CellTriggerOverlay : IRenderAnnotations, IWorldLoaded, IChatCommand
+	{
+		const string CommandName = "triggers";
+
+		[FluentReference]
+		const string CommandDescription = "description-cell-triggers-overlay";
+
+		bool enabled;
+
+		readonly SpriteFont font;
+		readonly Color color;
+
+		public CellTriggerOverlay(CellTriggerOverlayInfo info)
+		{
+			font = Game.Renderer.Fonts[info.Font];
+			color = info.Color;
+		}
+
+		void IWorldLoaded.WorldLoaded(World w, WorldRenderer wr)
+		{
+			var console = w.WorldActor.TraitOrDefault<ChatCommands>();
+			var help = w.WorldActor.TraitOrDefault<HelpCommand>();
+
+			if (console == null || help == null)
+				return;
+
+			console.RegisterCommand(CommandName, this);
+			help.RegisterHelp(CommandName, CommandDescription);
+		}
+
+		void IChatCommand.InvokeCommand(string name, string arg)
+		{
+			if (name == CommandName)
+				enabled ^= true;
+		}
+
+		IEnumerable<IRenderable> IRenderAnnotations.RenderAnnotations(Actor self, WorldRenderer wr)
+		{
+			if (!enabled)
+				yield break;
+
+			var triggerPositions = wr.World.ActorMap.TriggerPositions().ToHashSet();
+
+			foreach (var uv in wr.Viewport.VisibleCellsInsideBounds.CandidateMapCoords)
+			{
+				if (self.World.ShroudObscures(uv))
+					continue;
+
+				var cell = uv.ToCPos(wr.World.Map);
+				if (!triggerPositions.Contains(cell))
+					continue;
+
+				var center = wr.World.Map.CenterOfCell(cell);
+				yield return new TextAnnotationRenderable(font, center, 1024, color, "T");
+			}
+		}
+
+		bool IRenderAnnotations.SpatiallyPartitionable => false;
+	}
+}