End of lesson 24.

scenes/game.tscn

@@ -1,21 +1,26 @@
-[gd_scene load_steps=6 format=3 uid="uid://c0b5w48jk67qd"]
+[gd_scene load_steps=7 format=3 uid="uid://c0b5w48jk67qd"]
 
 [ext_resource type="Script" uid="uid://c0uvlwmkm3r8o" path="res://scripts/game/game_screen.gd" id="1_uwrxv"]
 [ext_resource type="Script" uid="uid://dcqqr8b42tn0x" path="res://scripts/game/CommandProcessor.gd" id="2_lbhrr"]
 [ext_resource type="Texture2D" uid="uid://ccxs3ctob15es" path="res://gfx/ui/main_frame.png" id="2_lnu2h"]
 [ext_resource type="FontFile" uid="uid://1u28cjgctsn7" path="res://fonts/alagard_by_pix3m-d6awiwp.ttf" id="3_lbhrr"]
+[ext_resource type="Script" uid="uid://b63jt1uexm120" path="res://scripts/game/maps/MapContainer.gd" id="3_p57ef"]
 [ext_resource type="Script" uid="uid://dv3fd112uj8o1" path="res://scripts/ui/Message Console.gd" id="5_iywne"]
 
 [node name="Game" type="Node" node_paths=PackedStringArray("map")]
 script = ExtResource("1_uwrxv")
-map = NodePath("Map")
+map = NodePath("MapContainer")
 
 [node name="Command Processor" type="Timer" parent="."]
 wait_time = 3.0
 autostart = true
 script = ExtResource("2_lbhrr")
 
-[node name="Map" type="Node" parent="."]
+[node name="MapContainer" type="Node" parent="." node_paths=PackedStringArray("entities")]
+script = ExtResource("3_p57ef")
+entities = NodePath("Entities")
+
+[node name="Entities" type="Node" parent="MapContainer"]
 
 [node name="UI" type="Control" parent="."]
 layout_mode = 3

scenes/game/maps/entities/mob.tscn

@@ -1,6 +1,7 @@
-[gd_scene load_steps=19 format=3 uid="uid://d3e5mg0gk8u7r"]
+[gd_scene load_steps=20 format=3 uid="uid://d3e5mg0gk8u7r"]
 
 [ext_resource type="Texture2D" uid="uid://byx166hd5b3as" path="res://gfx/game/maps/entities/player/Idle/Untitled-0_0.png" id="1_li2a0"]
+[ext_resource type="Script" uid="uid://bo0had2vq4r7h" path="res://scripts/game/maps/entities/mob.gd" id="1_mu6cs"]
 [ext_resource type="Texture2D" uid="uid://gm5dhmls0klm" path="res://gfx/game/maps/entities/player/WalkLeft/Untitled-3_0.png" id="2_mu6cs"]
 [ext_resource type="Texture2D" uid="uid://cio1xyswbao5j" path="res://gfx/game/maps/entities/player/WalkRight/Untitled-3_0.png" id="3_tvinw"]
 [ext_resource type="Texture2D" uid="uid://svg30tifp74r" path="res://gfx/game/maps/entities/player/WalkUp/Untitled-2_0.png" id="4_cdxgq"]
@@ -122,6 +123,7 @@ animations = [{
 }]
 
 [node name="Mob" type="Node2D"]
+script = ExtResource("1_mu6cs")
 
 [node name="AnimatedSprite2D" type="AnimatedSprite2D" parent="."]
 position = Vector2(8, 8)

scenes/game/maps/entities/player.tscn

@@ -0,0 +1,7 @@
+[gd_scene load_steps=3 format=3 uid="uid://bpsrg5d3gncnd"]
+
+[ext_resource type="PackedScene" uid="uid://d3e5mg0gk8u7r" path="res://scenes/game/maps/entities/mob.tscn" id="1_7y2qh"]
+[ext_resource type="Script" uid="uid://dsguwthn2datq" path="res://scripts/game/maps/entities/Player.gd" id="2_us7jc"]
+
+[node name="Player" instance=ExtResource("1_7y2qh")]
+script = ExtResource("2_us7jc")

scripts/game/commands/CommandDispatcher.gd

@@ -1,11 +1,16 @@
 extends Node
 
+# Command Processor Signals
 signal PROCESS_COMMAND(command)
 signal WAIT_FOR_COMMAND
 signal PAUSE_PROCESSOR
 
+# Game Signals
 signal PLAYER_MOVE(direction)
 
+# Message Console Signals
 signal DISPLAY_MESSAGE(message)
 signal DISPLAY_COMMAND_PROMPT
 signal DISPLAY_CLEAR
+
+signal LOAD_MAP(currentMap, newMap, spawnpoint, facing)

scripts/game/game_screen.gd

@@ -5,8 +5,7 @@ class_name GameScreen
 @export var map:Node
 
 func _ready():
-	map.add_child(load(GameManager.currentMapPath).instantiate())
-	CommandDispatcher.WAIT_FOR_COMMAND.emit()
+	CommandDispatcher.LOAD_MAP.emit(null, GameManager.defaultMapPath, null, Map.Direction.North)
 
 
 func _on_pass_button_pressed():

scripts/game/maps/MapContainer.gd

@@ -0,0 +1,23 @@
+extends Node
+
+@export var entities:Node
+
+var map:Map
+
+func _ready():
+	CommandDispatcher.LOAD_MAP.connect(loadMap)
+
+
+func loadMap(currentMapPath, newMapPath, spawnpoint, facing):
+	var newMap:Map = load(newMapPath).instantiate()
+	
+	CommandDispatcher.PAUSE_PROCESSOR.emit()
+	
+	if (currentMapPath != null):
+		currentMapPath.queue_free()
+	
+	add_child(newMap)
+
+	entities.add_child(newMap.spawnPlayerAtPosition(spawnpoint, facing))
+
+	CommandDispatcher.WAIT_FOR_COMMAND.emit()

scripts/game/maps/MapContainer.gd.uid

@@ -0,0 +1 @@
+uid://b63jt1uexm120

scripts/game/maps/entities/Player.gd

@@ -0,0 +1 @@
+extends Mob

scripts/game/maps/entities/Player.gd.uid

@@ -0,0 +1 @@
+uid://dsguwthn2datq

scripts/game/maps/entities/mob.gd

@@ -0,0 +1,56 @@
+extends Node2D
+
+class_name Mob
+
+@export var animator:AnimatedSprite2D
+
+@export var collisionRay_1:RayCast2D
+@export var collisionRay_2:RayCast2D
+
+func updateRaycasts(destination):
+	var direction = destination - position
+	
+	if (direction.x != 0):
+		collisionRay_1.position = Vector2(8, 1)
+		collisionRay_2.position = Vector2(8, 15)
+
+	if (direction.y != 0):
+		collisionRay_1.position = Vector2(1, 8)
+		collisionRay_2.position = Vector2(15, 8)
+		
+	if (direction.x < 0):
+		collisionRay_1.position.x -= 1
+		collisionRay_2.position.x -= 1
+	
+	if (direction.y < 0):
+		collisionRay_1.position.y -= 1
+		collisionRay_2.position.y -= 1
+	
+	collisionRay_1.target_position = Vector2(direction)
+	collisionRay_1.force_raycast_update()
+	
+	collisionRay_2.target_position = Vector2(direction)
+	collisionRay_2.force_raycast_update()
+
+
+func updateAnimation(direction):
+	var sequence
+	
+	match(direction):
+		Map.Direction.East:
+			sequence = "Walk Right"
+		Map.Direction.West:
+			sequence = "Walk Left"
+		Map.Direction.North:
+			sequence = "Walk Up"
+		Map.Direction.South:
+			sequence = "Walk Down"
+		
+	if (animator.animation != sequence):
+		animator.animation = sequence
+		animator.frame = 0
+	else:
+		if (animator.frame == animator.sprite_frames.get_frame_count(animator.animation) - 1):
+			animator.frame = 0
+		else:
+			animator.frame += 1

scripts/game/maps/entities/mob.gd.uid

@@ -0,0 +1 @@
+uid://bo0had2vq4r7h

scripts/game/maps/map.gd

@@ -3,3 +3,17 @@ extends TileMap
 class_name Map
 
 enum Direction { North, East, South, West }
+
+@export var defaultPlayerStartPosition:Vector2i
+
+var player
+
+func spawnPlayerAtPosition(position, facing):
+	var spawnposition
+	
+	if (position == null):
+		spawnposition = defaultPlayerStartPosition
+	else:
+		spawnposition = position
+
+	player.position = Vector2(spawnposition.x * 16, spawnposition.y * 16)

scripts/game/maps/map2d.gd

@@ -12,15 +12,9 @@ func getTerrainDataForTile(layer, data, x, y):
 	else:
 		return null
 
-# Called when the node enters the scene tree for the first time.
-#func _ready() -> void:
-#	print(getTerrainDataForTile(0, TerrainDataTypes.TerrainType, 39, 17))
-#	print(getTerrainDataForTile(0, TerrainDataTypes.TerrainType, 0, 0))
-#	print(getTerrainDataForTile(0, TerrainDataTypes.TerrainType, 11, 11))
-#	print(getTerrainDataForTile(0, TerrainDataTypes.TerrainType, 6, 9))
-#	print(getTerrainDataForTile(0, TerrainDataTypes.TerrainType, 22, 22))
-#
-#
-# Called every frame. 'delta' is the elapsed time since the previous frame.
-#func _process(delta: float) -> void:
-#	pass
+func spawnPlayerAtPosition(position, facing):
+	player = load("res://scenes/game/maps/entities/player.tscn").instantiate()
+
+	super.spawnPlayerAtPosition(position, facing)
+
+	return player