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.Cnc/Traits/Render/WithGunboatBody.cs

@@ -0,0 +1,98 @@
+#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.Graphics;
+using OpenRA.Mods.Common.Traits;
+using OpenRA.Mods.Common.Traits.Render;
+using OpenRA.Traits;
+
+namespace OpenRA.Mods.Cnc.Traits.Render
+{
+	sealed class WithGunboatBodyInfo : WithSpriteBodyInfo, Requires<BodyOrientationInfo>, Requires<IFacingInfo>, Requires<TurretedInfo>
+	{
+		[Desc("Turreted 'Turret' key to display")]
+		public readonly string Turret = "primary";
+
+		[SequenceReference]
+		public readonly string LeftSequence = "left";
+
+		[SequenceReference]
+		public readonly string RightSequence = "right";
+
+		[SequenceReference]
+		public readonly string WakeLeftSequence = "wake-left";
+
+		[SequenceReference]
+		public readonly string WakeRightSequence = "wake-right";
+
+		public override object Create(ActorInitializer init) { return new WithGunboatBody(init, this); }
+	}
+
+	sealed class WithGunboatBody : WithSpriteBody, ITick
+	{
+		readonly WithGunboatBodyInfo info;
+		readonly Animation wake;
+		readonly IFacing facing;
+		readonly Turreted turret;
+
+		static Func<WAngle> MakeTurretFacingFunc(Actor self)
+		{
+			// Turret artwork is baked into the sprite, so only the first turret makes sense.
+			var turreted = self.TraitsImplementing<Turreted>().FirstOrDefault();
+			return () => turreted.WorldOrientation.Yaw;
+		}
+
+		public WithGunboatBody(ActorInitializer init, WithGunboatBodyInfo info)
+			: base(init, info, MakeTurretFacingFunc(init.Self))
+		{
+			this.info = info;
+			var rs = init.Self.Trait<RenderSprites>();
+			facing = init.Self.Trait<IFacing>();
+			var name = rs.GetImage(init.Self);
+			turret = init.Self.TraitsImplementing<Turreted>()
+				.First(t => t.Name == info.Turret);
+
+			wake = new Animation(init.World, name);
+			wake.PlayRepeating(info.WakeLeftSequence);
+			rs.Add(new AnimationWithOffset(wake, null, null, -87));
+		}
+
+		protected override void TraitEnabled(Actor self)
+		{
+			base.TraitEnabled(self);
+			turret.QuantizedFacings = DefaultAnimation.CurrentSequence.Facings;
+		}
+
+		void ITick.Tick(Actor self)
+		{
+			if (facing.Facing.Angle <= 512)
+			{
+				var left = NormalizeSequence(self, info.LeftSequence);
+				if (DefaultAnimation.CurrentSequence.Name != left)
+					DefaultAnimation.ReplaceAnim(left);
+
+				if (wake.CurrentSequence.Name != info.WakeLeftSequence)
+					wake.ReplaceAnim(info.WakeLeftSequence);
+			}
+			else
+			{
+				var right = NormalizeSequence(self, info.RightSequence);
+				if (DefaultAnimation.CurrentSequence.Name != right)
+					DefaultAnimation.ReplaceAnim(right);
+
+				if (wake.CurrentSequence.Name != info.WakeRightSequence)
+					wake.ReplaceAnim(info.WakeRightSequence);
+			}
+		}
+	}
+}