feat: Implement a new portal door game mode with arena partitioning, dynamic connections, and multiplayer synchronization.

scenes/main.gd

@@ -58,6 +58,14 @@ func _ready():
 	if multiplayer.is_server():
 		randomize_game_grid()
 
+@rpc("any_peer", "call_local", "reliable")
+func sync_portal_configs(configs: Array):
+	if portal_mode_manager:
+		# Temporarily store the configs and trigger spawn
+		# Note: We use a custom property in manager to pass this
+		portal_mode_manager.set_meta("door_configs", configs)
+		portal_mode_manager._spawn_portal_doors()
+
 	# Force gridmap cell size to match player logic (1, 0.05, 1) - >0.001 to avoid errors
 	var em = $EnhancedGridMap
 	if em:

scenes/portal_door.tscn

@@ -21,7 +21,7 @@ emission = Color(0.0, 0.4, 1.0, 1)
 emission_energy_multiplier = 2.0
 
 [sub_resource type="BoxShape3D" id="BoxShape3D_trigger"]
-size = Vector3(1.4, 2.1, 0.5)
+size = Vector3(1.4, 2.1, 0.8)
 
 [sub_resource type="SceneReplicationConfig" id="SceneReplicationConfig_portal"]
 properties/0/path = NodePath(":target_room_id")

scripts/managers/portal_mode_manager.gd

@@ -210,36 +210,53 @@ func _setup_room_partitions():
 var _pending_sync_data = null
 
 func _spawn_portal_doors():
-	# Check if doors already exist to avoid duplicates
-	if not doors.is_empty():
-		print("[PortalModeManager] Doors already exist, skipping spawn. Count: ", doors.size())
-		return
+	# 1. Use synced configs if they exist (passed via main.rpc("sync_portal_configs"))
+	var door_configs = get_meta("door_configs") if has_meta("door_configs") else []
+	
+	# 2. If no synced configs (e.g. Server start), generate base + extras
+	if door_configs.is_empty():
+		if not multiplayer.is_server():
+			print("[PortalModeManager] Client waiting for portal configs sync...")
+			return
+			
+		door_configs = [
+			# BASE DOORS (2 per room)
+			{"room": 0, "pos": Vector2i(6, 2), "rot": PI / 2, "offset": Vector2i(-1, 0)}, # East
+			{"room": 0, "pos": Vector2i(2, 6), "rot": 0, "offset": Vector2i(0, -1)}, # South
+			{"room": 1, "pos": Vector2i(7, 2), "rot": PI / 2, "offset": Vector2i(1, 0)}, # West
+			{"room": 1, "pos": Vector2i(11, 6), "rot": 0, "offset": Vector2i(0, -1)}, # South
+			{"room": 2, "pos": Vector2i(2, 7), "rot": 0, "offset": Vector2i(0, 1)}, # North
+			{"room": 2, "pos": Vector2i(6, 11), "rot": PI / 2, "offset": Vector2i(-1, 0)}, # East
+			{"room": 3, "pos": Vector2i(11, 7), "rot": 0, "offset": Vector2i(0, 1)}, # North
+			{"room": 3, "pos": Vector2i(7, 11), "rot": PI / 2, "offset": Vector2i(1, 0)} # West
+		]
+		
+		# Server adds extras
+		var extra_options = [
+			{"room": 0, "pos": Vector2i(6, 5), "rot": PI / 2, "offset": Vector2i(-1, 0)}, # East (Gap from 6,2)
+			{"room": 1, "pos": Vector2i(7, 5), "rot": PI / 2, "offset": Vector2i(1, 0)}, # West (Gap from 7,2)
+			{"room": 2, "pos": Vector2i(6, 8), "rot": PI / 2, "offset": Vector2i(-1, 0)}, # East (Gap from 6,11)
+			{"room": 3, "pos": Vector2i(7, 8), "rot": PI / 2, "offset": Vector2i(1, 0)}  # West (Gap from 7,11)
+		]
+		extra_options.shuffle()
+		door_configs.append(extra_options[0])
+		door_configs.append(extra_options[1])
+		
+		# Broadcast to clients
+		main.rpc("sync_portal_configs", door_configs)
+	
+	# 3. Spawn the doors
+	if not doors.is_empty(): return # Guard against double spawn
+	
+	print("[PortalModeManager] Spawning %d doors. Peer: %d" % [door_configs.size(), multiplayer.get_unique_id()])
 	
-	print("[PortalModeManager] Spawning portal doors. Peer ID: ", multiplayer.get_unique_id())
 	var portal_scene = load("res://scenes/portal_door.tscn")
 	var stands_container = main.get_node_or_null("Stands")
-	
 	if not stands_container:
-		print("[PortalModeManager] Warning: 'Stands' container not found, creating one...")
 		stands_container = Node3D.new()
 		stands_container.name = "Stands"
 		main.add_child(stands_container)
-
-	var door_configs = [
-		# Room 0
-		{"room": 0, "pos": Vector2i(6, 2), "rot": PI / 2, "offset": Vector2i(-1, 0)}, # East
-		{"room": 0, "pos": Vector2i(2, 6), "rot": 0, "offset": Vector2i(0, -1)}, # South
-		# Room 1
-		{"room": 1, "pos": Vector2i(7, 2), "rot": PI / 2, "offset": Vector2i(1, 0)}, # West
-		{"room": 1, "pos": Vector2i(11, 6), "rot": 0, "offset": Vector2i(0, -1)}, # South
-		# Room 2
-		{"room": 2, "pos": Vector2i(2, 7), "rot": 0, "offset": Vector2i(0, 1)}, # North
-		{"room": 2, "pos": Vector2i(6, 11), "rot": PI / 2, "offset": Vector2i(-1, 0)}, # East
-		# Room 3
-		{"room": 3, "pos": Vector2i(11, 7), "rot": 0, "offset": Vector2i(0, 1)}, # North
-		{"room": 3, "pos": Vector2i(7, 11), "rot": PI / 2, "offset": Vector2i(1, 0)} # West
-	]
-	
+		
 	for i in range(door_configs.size()):
 		var cfg = door_configs[i]
 		if not portal_scene:
@@ -278,7 +295,8 @@ const PORTAL_COLORS = [
 	Color(0, 1, 1), # Cyan
 	Color(1, 0, 1), # Magenta
 	Color(1, 1, 0), # Yellow
-	Color(0, 1, 0) # Green
+	Color(0, 1, 0), # Green
+	Color(1, 0.5, 0) # Orange
 ]
 
 func _randomize_connections():
@@ -490,7 +508,8 @@ func handle_portal_interaction(player, door):
 	
 	var current_time = Time.get_ticks_msec()
 	if player_portal_cooldowns.has(player.name):
-		if current_time - player_portal_cooldowns[player.name] < 1000:
+		# Reduce cooldown to 200ms (more responsive than 1s, but enough to avoid jitter)
+		if current_time - player_portal_cooldowns[player.name] < 200:
 			return
 	player_portal_cooldowns[player.name] = current_time
 	

scripts/portal_door.gd

@@ -35,7 +35,8 @@ func _on_body_entered(body: Node3D):
 	if body.is_in_group("Players") or body.get("is_bot"):
 		var current_time = Time.get_ticks_msec()
 		if body.has_meta("last_portal_time"):
-			if current_time - body.get_meta("last_portal_time") < 1000:
+			# Reduce cooldown to 200ms to match manager logic and allow fast re-entry
+			if current_time - body.get_meta("last_portal_time") < 200:
 				return
 				
 		body.set_meta("last_portal_time", current_time)