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/Scripting/Global/LightingGlobal.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 OpenRA.Mods.Common.Traits;
+using OpenRA.Scripting;
+
+namespace OpenRA.Mods.Common.Scripting
+{
+	[ScriptGlobal("Lighting")]
+	public class LightingGlobal : ScriptGlobal
+	{
+		readonly IEnumerable<FlashPostProcessEffect> flashEffects;
+		readonly TintPostProcessEffect tintEffect;
+
+		public LightingGlobal(ScriptContext context)
+			: base(context)
+		{
+			flashEffects = context.World.WorldActor.TraitsImplementing<FlashPostProcessEffect>();
+			tintEffect = context.World.WorldActor.TraitOrDefault<TintPostProcessEffect>();
+		}
+
+		[Desc("Controls the `" + nameof(FlashPostProcessEffect) + "` trait.")]
+		public void Flash(string type = null, int ticks = -1)
+		{
+			foreach (var effect in flashEffects)
+				if (effect.Info.Type == type)
+					effect.Enable(ticks);
+		}
+
+		[Desc("Red component (0-1).")]
+		public double Red
+		{
+			get => tintEffect?.Red ?? 1;
+			set { if (tintEffect != null) tintEffect.Red = (float)value; }
+		}
+
+		[Desc("Green component (0-1).")]
+		public double Green
+		{
+			get => tintEffect?.Green ?? 1;
+			set { if (tintEffect != null) tintEffect.Green = (float)value; }
+		}
+
+		[Desc("Blue component (0-1).")]
+		public double Blue
+		{
+			get => tintEffect?.Blue ?? 1;
+			set { if (tintEffect != null) tintEffect.Blue = (float)value; }
+		}
+
+		[Desc("Strength of the lighting (0-1).")]
+		public double Ambient
+		{
+			get => tintEffect?.Ambient ?? 1;
+			set { if (tintEffect != null) tintEffect.Ambient = (float)value; }
+		}
+	}
+}