Add IgnoresCloak trait

OpenRA.Mods.Common/OpenRA.Mods.Common.csproj

@@ -214,6 +214,7 @@
     <Compile Include="Traits\ExternalCapturable.cs" />
     <Compile Include="Traits\ExternalCapturableBar.cs" />
     <Compile Include="Traits\ExternalCaptures.cs" />
+    <Compile Include="Traits\IgnoresCloak.cs" />
     <Compile Include="Traits\IgnoresDisguise.cs" />
     <Compile Include="Traits\DetectCloaked.cs" />
     <Compile Include="Traits\EngineerRepair.cs" />

OpenRA.Mods.Common/Traits/IgnoresCloak.cs

@@ -0,0 +1,18 @@
+#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.Traits;
+
+namespace OpenRA.Mods.Common.Traits
+{
+	[Desc("This actor does not care about any type of cloak its targets might have, regardless of distance.")]
+	class IgnoresCloakInfo : TraitInfo<IgnoresCloak> { }
+	class IgnoresCloak { }
+}

OpenRA.Mods.Common/Traits/TargetableUnit.cs

@@ -38,7 +38,7 @@ namespace OpenRA.Mods.Common.Traits
 
 		public virtual bool TargetableBy(Actor self, Actor viewer)
 		{
-			if (cloak == null)
+			if (cloak == null || (!viewer.IsDead && viewer.HasTrait<IgnoresCloak>()))
 				return true;
 
 			return cloak.IsVisible(self, viewer.Owner);