Fix orca’s flying sequences.

OpenRA.Mods.Cnc/OpenRA.Mods.Cnc.csproj

@@ -80,6 +80,7 @@
     <Compile Include="Traits\SupportPowers\IonCannonPower.cs" />
     <Compile Include="Widgets\Logic\CncMainMenuLogic.cs" />
     <Compile Include="Widgets\Logic\ProductionTabsLogic.cs" />
+    <Compile Include="Traits\RenderUnitFlying.cs" />
   </ItemGroup>
   <ItemGroup>
     <ProjectReference Include="..\OpenRA.Game\OpenRA.Game.csproj">

OpenRA.Mods.Cnc/Traits/RenderUnitFlying.cs

@@ -0,0 +1,54 @@
+#region Copyright & License Information
+/*
+ * Copyright 2007-2015 The OpenRA Developers (see AUTHORS)
+ * 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. For more information,
+ * see COPYING.
+ */
+#endregion
+
+using OpenRA.Mods.Common.Traits;
+using OpenRA.Traits;
+
+namespace OpenRA.Mods.Cnc.Traits
+{
+	class RenderUnitFlyingInfo : RenderUnitInfo, Requires<IMoveInfo>
+	{
+		public readonly string MoveSequence = "move";
+
+		public override object Create(ActorInitializer init) { return new RenderUnitFlying(init, this); }
+	}
+
+	class RenderUnitFlying : RenderUnit, ITick
+	{
+		readonly RenderUnitFlyingInfo info;
+		readonly IMove movement;
+
+		WPos cachedPosition;
+
+		public RenderUnitFlying(ActorInitializer init, RenderUnitFlyingInfo info)
+			: base(init, info)
+		{
+			this.info = info;
+			movement = init.Self.Trait<IMove>();
+
+			cachedPosition = init.Self.CenterPosition;
+		}
+
+		public override void Tick(Actor self)
+		{
+			base.Tick(self);
+
+			var oldCachedPosition = cachedPosition;
+			cachedPosition = self.CenterPosition;
+
+			// Flying units set IsMoving whenever they are airborne, which isn't enough for our purposes
+			var isMoving = movement.IsMoving && !self.IsDead && (oldCachedPosition - cachedPosition).HorizontalLengthSquared != 0;
+			if (isMoving ^ (DefaultAnimation.CurrentSequence.Name != info.MoveSequence))
+				return;
+
+			DefaultAnimation.ReplaceAnim(isMoving ? info.MoveSequence : info.Sequence);
+		}
+	}
+}

mods/cnc/rules/aircraft.yaml

@@ -130,7 +130,7 @@ ORCA:
 		SelfReloads: true
 		ReloadCount: 2
 		SelfReloadTicks: 100
-	RenderUnit:
+	RenderUnitFlying:
 	LeavesHusk:
 		HuskActor: ORCA.Husk
 	AutoTarget:

mods/cnc/sequences/aircraft.yaml

@@ -41,7 +41,7 @@ heli:
 orca:
 	idle:
 		Facings: 32
-	damaged-idle:
+	move:
 		Start: 32
 		Facings: 32
 	icon: orcaicnh.tem