- implementing biom change

- fixing typo in "highscore"

scenes/ground/ground.gd

@@ -0,0 +1,19 @@
+extends Sprite2D
+
+signal screen_entered
+
+var speed: float
+
+func _ready() -> void:
+	pass
+
+func _physics_process(delta: float) -> void:
+	if $"/root/Global".gamerunning:
+		global_position.x -= $"/root/Global".speed*delta
+
+
+func screen_e() -> void:
+	screen_entered.emit()
+
+func screen_exited() -> void:
+	queue_free()

scenes/ground/ground.tscn

@@ -0,0 +1,17 @@
+[gd_scene load_steps=3 format=3 uid="uid://cjq8kb0mhjh8r"]
+
+[ext_resource type="Texture2D" uid="uid://bg78j6xxw3ck4" path="res://assets/Ground/n.png" id="1_ocn3x"]
+[ext_resource type="Script" path="res://scenes/ground/ground.gd" id="2_eg3te"]
+
+[node name="Ground" type="Sprite2D"]
+texture_filter = 1
+texture = ExtResource("1_ocn3x")
+centered = false
+script = ExtResource("2_eg3te")
+
+[node name="VisibleOnScreenNotifier2D" type="VisibleOnScreenNotifier2D" parent="."]
+position = Vector2(399.5, 82.5)
+scale = Vector2(0.05, -0.05)
+
+[connection signal="screen_entered" from="VisibleOnScreenNotifier2D" to="." method="screen_e"]
+[connection signal="screen_exited" from="VisibleOnScreenNotifier2D" to="." method="screen_exited"]

scenes/ground/spawner/ground_spawner.gd

@@ -0,0 +1,51 @@
+extends Node2D
+
+var texture_new_sprite : Texture
+
+var biom_n = preload("res://assets/Ground/n.png")
+var biom_n_w = preload("res://assets/Ground/n_w.png")
+var biom_w_n = preload("res://assets/Ground/w_n.png")
+var biom_w = preload("res://assets/Ground/w.png")
+
+var active_biom = "n"
+var passed
+
+
+func probability(prozent):
+	return randf() > 1-(0.01*20) # 20% warscheinlichkeit um biom zu tauschen
+
+func handle_biom_change():
+	if active_biom == "n":
+		if probability(20):
+			active_biom = "n_w"
+	elif active_biom == "n_w":
+		active_biom = "w"
+	elif active_biom == "w":
+		active_biom = "w_n"
+	elif active_biom == "w_n":
+		active_biom = "n"
+	set_biom_texture()
+
+func set_biom_texture():
+	#print("activebiom_s: " + active_biom)
+	if active_biom == "w":
+		texture_new_sprite = biom_w
+	elif active_biom == "n":
+		texture_new_sprite = biom_n
+	elif active_biom == "w_n":
+		texture_new_sprite = biom_w_n
+	elif active_biom == "n_w":
+		texture_new_sprite = biom_n_w
+
+
+func _spawn(last_x_position) -> void:
+	var new_ground = preload("res://scenes/ground/ground.tscn").instantiate()
+	new_ground.texture = texture_new_sprite
+	new_ground.global_position.x = last_x_position+400
+	add_child(new_ground)
+	new_ground.connect("screen_entered",_on_ground_sprite_screen_entered)
+
+
+func _on_ground_sprite_screen_entered() -> void:
+	handle_biom_change()
+	_spawn(get_child(0).position.x)