added PassengerTypes to rules

OpenRa.Game/GameRules/UnitInfo.cs

@@ -57,6 +57,7 @@ namespace OpenRa.Game.GameRules
 		public readonly int[] SelectionSize = null;
 		public readonly int Passengers = 0;
 		public readonly int UnloadFacing = 0;
+		public readonly UnitMovementType[] PassengerTypes = null;
 
 		public UnitInfo(string name) { Name = name; }
 	}

OpenRa.Game/TerrainCosts.cs

@@ -2,7 +2,7 @@ using OpenRa.Game.Graphics;
 
 namespace OpenRa.Game
 {
-	enum UnitMovementType : byte
+	public enum UnitMovementType : byte
 	{
 		Foot = 0,
 		Track = 1,

units.ini

@@ -62,6 +62,7 @@ MuzzleFlash=yes
 Voice=VehicleVoice
 LongDesc=Tough infantry transport.\n  Strong vs Infantry, Light Vehicles\n  Weak vs Tanks, Aircraft
 UnloadFacing=220
+PassengerTypes=Foot
 
 ;; non-combat vehicles
 [MRJ]
@@ -141,6 +142,7 @@ Description=Transport
 WaterBound=yes
 Traits=Unit, Mobile, RenderUnit, Cargo
 LongDesc=General-purpose naval transport.\nCan carry infantry and tanks.\n  Unarmed
+PassengerTypes=Foot,Wheel,Track
 [PT]
 Description=Gunboat
 WaterBound=yes
@@ -183,6 +185,7 @@ BuiltAt=hpad
 Traits=Unit, Helicopter, RenderUnitRotor, WithShadow, Cargo
 InitialFacing=20
 LongDesc=Fast Infantry Transport Helicopter.\n  Unarmed
+PassengerTypes=Foot
 [HELI]
 Description=Longbow
 BuiltAt=hpad