Fixed projectiles (e.g. railgun shells) not colliding with the sub when shot from outside, fixed lightcomponents not being positioned correctly on moving items

Subsurface/Source/Items/Components/Projectile.cs

@@ -149,6 +149,16 @@ namespace Barotrauma.Items.Components
             AttackResult attackResult = new AttackResult(0.0f, 0.0f);
             if (attack != null)
             {
+                var submarine = f2.Body.UserData as Submarine;
+                if (submarine != null)
+                {
+                    item.Move(-submarine.Position);
+                    item.Submarine = submarine;
+                    item.body.Submarine = submarine;
+                    item.FindHull();
+                    return false;
+                }
+
                 Limb limb;
                 Structure structure;
                 if ((limb = (f2.Body.UserData as Limb)) != null)

Subsurface/Source/Items/Components/Signal/LightComponent.cs

@@ -92,10 +92,8 @@ namespace Barotrauma.Items.Components
         public override void Update(float deltaTime, Camera cam)
         {
             base.Update(deltaTime, cam);
-            if (item.CurrentHull != null)
-            {
-                light.Submarine = item.CurrentHull.Submarine;
-            }            
+           
+            light.Submarine = (item.CurrentHull == null) ? null : item.CurrentHull.Submarine;
             
             if (item.Container != null)
             {
@@ -105,7 +103,13 @@ namespace Barotrauma.Items.Components
 
             if (item.body != null)
             {
-                light.Position = item.WorldPosition;
+                light.Position = item.Position;
+
+                if (!item.body.Enabled)
+                {
+                    light.Color = Color.Transparent;
+                    return;
+                }
             }
             
             if (powerConsumption == 0.0f)

Subsurface/Source/Map/SubmarineBody.cs

@@ -150,7 +150,7 @@ namespace Barotrauma
 
             body.BodyType = BodyType.Dynamic;
             body.CollisionCategories = Physics.CollisionMisc | Physics.CollisionWall;
-            body.CollidesWith = Physics.CollisionLevel | Physics.CollisionCharacter;
+            body.CollidesWith = Physics.CollisionLevel | Physics.CollisionCharacter | Physics.CollisionProjectile;
             body.Restitution = Restitution;
             body.Friction = Friction;
             body.FixedRotation = true;