Add some logging to see what is going on.

OpenRA.Mods.RA/AutoHeal.cs

@@ -51,6 +51,7 @@ namespace OpenRA.Mods.RA
 		Actor currentTarget;
 		public void TickIdle( Actor self )
 		{
+			System.Console.WriteLine("AutoHeal:TickIdle");
 			var attack = self.Trait<AttackBase>();
 			var range = attack.GetMaximumRange();
 
@@ -58,7 +59,10 @@ namespace OpenRA.Mods.RA
 			{
 				var currentTarget = ChooseTarget(self, range);
 				if( currentTarget != null )
+				{
+					System.Console.WriteLine("AutoHeal: Queing heal activity");
 					self.QueueActivity(self.Trait<AttackBase>().GetAttackActivity(self, Target.FromActor( currentTarget ), false ));
+				}
 			}
 		}
 	}

OpenRA.Mods.RA/AutoTarget.cs

@@ -39,13 +39,17 @@ namespace OpenRA.Mods.RA
 
 		public void TickIdle( Actor self )
 		{
+			System.Console.WriteLine("AutoTarget:TickIdle");
 			var attack = self.Trait<AttackBase>();
 			var currentTarget = attack.ScanForTarget(self, null);
 			if( currentTarget != null )
+			{
+				System.Console.WriteLine("AutoTarget: Queing attack activity");
 				self.QueueActivity(attack.GetAttackActivity( self,
 				                                            Target.FromActor(currentTarget),
 				                                            self.Info.Traits.Get<AutoTargetInfo>().AllowMovement
 				                                            ));
+			}
 		}
 	}
 }

OpenRA.Mods.RA/IdleAnimation.cs

@@ -13,7 +13,7 @@ using OpenRA.Mods.RA.Render;
 
 namespace OpenRA.Mods.RA
 {
-	class IdleAnimationInfo : ITraitInfo
+	class IdleAnimationInfo : ITraitInfo, ITraitPrerequisite<RenderInfantryInfo>
 	{
 		public readonly int IdleWaitTicks = 50;
 		public readonly string[] Animations = {};
@@ -63,6 +63,8 @@ namespace OpenRA.Mods.RA
 		
 		public void TickIdle(Actor self)
 		{
+			System.Console.WriteLine("IdleAnimation:TickIdle");
+
 			//if (active)
 			//	System.Console.WriteLine("idleactive: {0} ({1}) ",self.Info.Name, self.ActorID);
 			
@@ -74,7 +76,7 @@ namespace OpenRA.Mods.RA
 			waiting = true;
 			sequence = Info.Animations.Random(self.World.SharedRandom);
 			delay = Info.IdleWaitTicks;
-			//System.Console.WriteLine("TickIdle: {2} ({3}) set {0} {1}",sequence,delay, self.Info.Name, self.ActorID);
+			System.Console.WriteLine("IdleAnimation: setting anim to {0} delay {1}", sequence, delay);
 
 		}
 	}

OpenRA.Mods.RA/Render/RenderInfantry.cs

@@ -21,7 +21,7 @@ namespace OpenRA.Mods.RA.Render
 		public override object Create(ActorInitializer init) { return new RenderInfantry(init.self); }
 	}
 
-	public class RenderInfantry : RenderSimple, INotifyAttack, INotifyDamage
+	public class RenderInfantry : RenderSimple, INotifyAttack, INotifyDamage, INotifyIdle
 	{
 		public RenderInfantry(Actor self)
 			: base(self, () => self.Trait<IFacing>().Facing)
@@ -66,15 +66,15 @@ namespace OpenRA.Mods.RA.Render
 		public override void Tick(Actor self)
 		{
 			base.Tick(self);
-			if (inAttack) return;
-			if (self.IsIdle) return;
-			if (ChooseMoveAnim(self)) return;
-
-			// TODO: Pick new animation only on damage or idle notifications
-			//if (IsProne(self))
-			//	anim.PlayFetchIndex("crawl", () => 0);			/* what a hack. */
-			//else
-			//	anim.Play("stand");
+			if (self.IsIdle || inAttack) return;
+			ChooseMoveAnim(self);
+		}
+		
+		public void TickIdle(Actor self)
+		{
+			System.Console.WriteLine("RenderInfantry:TickIdle");
+			System.Console.WriteLine("RenderInfantry: setting anim to stand");
+			anim.Play("stand");
 		}
 		
 

OpenRA.Mods.RA/TakeCover.cs

@@ -16,7 +16,7 @@ namespace OpenRA.Mods.RA
 	class TakeCoverInfo : TraitInfo<TakeCover> { }
 
 	// infantry prone behavior
-	class TakeCover : ITick, INotifyDamage, IDamageModifier, ISpeedModifier
+	class TakeCover : ITick, INotifyDamage, IDamageModifier, ISpeedModifier, INotifyIdle
 	{
 		const int defaultProneTime = 100;	/* ticks, =4s */
 		const float proneDamage = .5f;
@@ -30,8 +30,11 @@ namespace OpenRA.Mods.RA
 		public void Damaged(Actor self, AttackInfo e)
 		{
 			if (e.Damage > 0)		/* fix to allow healing via `damage` */
+			{
 				if (e.Warhead == null || !e.Warhead.PreventProne)
 					remainingProneTime = defaultProneTime;
+				
+			}
 		}
 
 		public void Tick(Actor self)
@@ -39,6 +42,16 @@ namespace OpenRA.Mods.RA
 			if (IsProne)
 				--remainingProneTime;
 		}
+		
+		public void TickIdle(Actor self)
+		{
+			System.Console.WriteLine("TakeCover:TickIdle");
+			if (remainingProneTime > 0)
+			{
+				System.Console.WriteLine("TakeCover: set anim to crawl");
+				self.Trait<RenderSimple>().anim.PlayFetchIndex("crawl", () => 0);
+			}
+		}
 
 		public float GetDamageModifier(Actor attacker, WarheadInfo warhead )
 		{