PRIDE SNAKES!

Scenes/snake_part.tscn

@@ -1,13 +1,11 @@
 [gd_scene load_steps=4 format=3 uid="uid://d0okbjqyaoe0w"]
 
 [ext_resource type="Script" uid="uid://cn4hlmm4qa8fg" path="res://Scripts/snake_part.gd" id="1_iuiyg"]
+[ext_resource type="Texture2D" uid="uid://b0can5myhke8s" path="res://Sprites/snake_straight.png" id="2_hf2pu"]
 
 [sub_resource type="RectangleShape2D" id="RectangleShape2D_hf2pu"]
 size = Vector2(18, 18)
 
-[sub_resource type="PlaceholderTexture2D" id="PlaceholderTexture2D_kum7e"]
-size = Vector2(40, 40)
-
 [node name="SnakePart" type="Area2D" groups=["BlocksSpawn"]]
 script = ExtResource("1_iuiyg")
 
@@ -15,7 +13,7 @@ script = ExtResource("1_iuiyg")
 shape = SubResource("RectangleShape2D_hf2pu")
 
 [node name="Sprite2D" type="Sprite2D" parent="."]
-texture = SubResource("PlaceholderTexture2D_kum7e")
+texture = ExtResource("2_hf2pu")
 
 [node name="DownRayCast2D" type="RayCast2D" parent="."]
 target_position = Vector2(0, 60)

Scripts/snake_part.gd

@@ -4,9 +4,11 @@ class_name SnakePart
 const TILE_SIZE = 40
 enum PartTypes {HEAD, BODY, TAIL}
 enum States {ALIVE, DEAD, OUROBOROS, OLD_OUROBOROS}
+const COLOURS = [Color.DARK_RED, Color.ORANGE_RED, Color.YELLOW, Color.WEB_GREEN, Color.BLUE, Color.REBECCA_PURPLE]
 
 var part_type : PartTypes = PartTypes.HEAD
 var state : States = States.ALIVE
+var colour_index : int = 0
 var current_direction : Vector2 = Vector2.RIGHT
 var old_direction : Vector2 = Vector2.RIGHT
 
@@ -83,6 +85,7 @@ func _ready() -> void:
 		# Set up a body part
 		var body = snake_part_obj.instantiate()
 		body.part_type = PartTypes.BODY
+		body.colour_index = colour_index
 		body.position = (position - current_direction * TILE_SIZE).snapped(Vector2.ONE * TILE_SIZE)
 		next_part = body
 		get_parent().add_child.call_deferred(body)
@@ -93,6 +96,7 @@ func _ready() -> void:
 		# Set up a tail part
 		var tail = snake_part_obj.instantiate()
 		tail.part_type = PartTypes.TAIL
+		tail.colour_index = colour_index
 		tail.position = (position - current_direction * TILE_SIZE * 2).snapped(Vector2.ONE * TILE_SIZE)
 		body.next_part = tail
 		get_parent().add_child.call_deferred(tail)
@@ -107,6 +111,7 @@ func _ready() -> void:
 		raycast_up.queue_free()
 		raycast_left.queue_free()
 		raycast_right.queue_free()
+	update_sprite()
 
 # TODO: Optimise this!
 func generate_spawn_grid() -> Array[Vector2]:
@@ -197,6 +202,8 @@ func process_movement(new_direction : Vector2, prevent_movment : bool = false) -
 
 func update_sprite() -> void:
 	
+	sprite.modulate = COLOURS[colour_index]
+	
 	# Set the sprite based on state and part type
 	match part_type:
 		PartTypes.HEAD:
@@ -287,6 +294,7 @@ func extend() -> void:
 	var new_body = snake_part_obj.instantiate()
 	new_body.part_type = PartTypes.BODY
 	new_body.position = (position).snapped(Vector2.ONE * TILE_SIZE)
+	new_body.colour_index = colour_index
 	get_parent().add_child(new_body)
 	on_movement.connect(new_body.process_movement)
 	new_body.on_movement.connect(next_part.process_movement)
@@ -377,6 +385,7 @@ func spawn_new_snake() -> void:
 	# Spawn in the new snake
 	var new_head = snake_part_obj.instantiate()
 	new_head.position = chosen_position.snapped(Vector2.ONE * TILE_SIZE)
+	new_head.colour_index = colour_index + 1
 	get_parent().add_child(new_head)
 	new_head.on_ouroboros.connect(ouroboros)