v0.1.1, now works on almost any aspect ratio

Scenes/Asteroid.tscn

@@ -44,5 +44,6 @@ frames = SubResource( 2 )
 [node name="CollisionShape2D" type="CollisionShape2D" parent="."]
 scale = Vector2( 0.3, 0.3 )
 shape = SubResource( 3 )
+
 [connection signal="area_entered" from="." to="." method="_on_Asteroid_area_entered"]
 [connection signal="animation_finished" from="Exploding" to="." method="_on_Exploding_animation_finished"]

Scenes/Bass.gd

@@ -10,8 +10,8 @@ func _ready():
 
 func _process(delta):
 	if active:
-		var mouse_position = get_viewport().get_mouse_position()
-		rotation = PI + (mouse_position - position).angle() - PI / 2
+		var global_mouse_position = get_global_mouse_position()
+		rotation = PI + (global_mouse_position - global_position).angle() - PI / 2
 
 func activate():
 	modulate.a = 1.0

Scenes/Clarinet.gd

@@ -10,8 +10,8 @@ func _ready():
 
 func _process(delta):
 	if active:
-		var mouse_position = get_viewport().get_mouse_position()
-		rotation = (mouse_position - position).angle() - PI / 2
+		var global_mouse_position = get_global_mouse_position()
+		rotation = (global_mouse_position - global_position).angle() - PI / 2
 
 func activate():
 	modulate.a = 1.0

Scenes/Drum.gd

@@ -10,8 +10,8 @@ func _ready():
 
 func _process(delta):
 	if active:
-		var mouse_position = get_viewport().get_mouse_position()
-		rotation = PI + (mouse_position - position).angle() - PI / 2
+		var global_mouse_position = get_global_mouse_position()
+		rotation = PI + (global_mouse_position - global_position).angle() - PI / 2
 
 func activate():
 	modulate.a = 1.0

Scenes/Game.gd

@@ -100,7 +100,7 @@ func _on_AsteroidSpawnTimer_timeout():
 	var asteroid = load("res://Scenes/Asteroid.tscn").instance()
 
 	var angle = rng.randf_range(0, 2 * PI)
-	var p = target + get_viewport().size.x * 2.0 * Vector2(cos(angle), sin(angle))
+	var p = target + (2048 + 128) * Vector2(cos(angle), sin(angle))
 	var v = rng.randf_range(2048 * 0.05, 2048 * 0.1) * (target - p).normalized()
 
 	asteroid.init(p, v)
@@ -118,4 +118,4 @@ func _on_Planet_tree_exited():
 
 func _on_ScoreTimer_timeout():
 	score += 1
-	$Score.set_text("score: " + str(score))
+	$CanvasLayer/TopGUI/HBoxContainer/MarginContainer/Score.set_text("score: " + str(score))

Scenes/Game.tscn

@@ -1,4 +1,4 @@
-[gd_scene load_steps=17 format=2]
+[gd_scene load_steps=18 format=2]
 
 [ext_resource path="res://Assets/Background/BG_Base.png" type="Texture" id=1]
 [ext_resource path="res://Assets/Background/BG_Stars.png" type="Texture" id=2]
@@ -20,14 +20,24 @@
 size = 48
 font_data = ExtResource( 15 )
 
+[sub_resource type="DynamicFont" id=2]
+size = 48
+font_data = ExtResource( 15 )
+
 [node name="Game" type="Node"]
 script = ExtResource( 10 )
 
-[node name="Background" type="Sprite" parent="."]
+[node name="ParallaxBackground" type="ParallaxBackground" parent="."]
+
+[node name="ParallaxLayer" type="ParallaxLayer" parent="ParallaxBackground"]
+position = Vector2( -1024, -1024 )
+motion_mirroring = Vector2( 2048, 2048 )
+
+[node name="Background" type="Sprite" parent="ParallaxBackground/ParallaxLayer"]
 position = Vector2( 1024, 1024 )
 texture = ExtResource( 1 )
 
-[node name="Stars" type="Sprite" parent="."]
+[node name="Stars" type="Sprite" parent="ParallaxBackground/ParallaxLayer"]
 position = Vector2( 1024, 1024 )
 texture = ExtResource( 2 )
 
@@ -78,27 +88,64 @@ texture = ExtResource( 14 )
 [node name="ScoreTimer" type="Timer" parent="."]
 autostart = true
 
-[node name="Version" type="Label" parent="."]
-margin_left = 1873.51
-margin_top = 1973.43
-margin_right = 2026.51
-margin_bottom = 2029.43
-custom_fonts/font = SubResource( 1 )
-text = "v0.1.0"
+[node name="Camera2D" type="Camera2D" parent="."]
+position = Vector2( 1024, 1024 )
+current = true
+
+[node name="CanvasLayer" type="CanvasLayer" parent="."]
+
+[node name="TopGUI" type="MarginContainer" parent="CanvasLayer"]
+anchor_right = 1.0
+margin_left = 20.0
+margin_top = 20.0
+margin_right = -20.0
+margin_bottom = 20.0
 __meta__ = {
 "_edit_use_anchors_": false
 }
 
-[node name="Score" type="Label" parent="."]
-margin_left = 34.024
-margin_top = 15.5115
-margin_right = 187.024
-margin_bottom = 71.5115
+[node name="HBoxContainer" type="HBoxContainer" parent="CanvasLayer/TopGUI"]
+margin_right = 2008.0
+margin_bottom = 56.0
+
+[node name="MarginContainer" type="MarginContainer" parent="CanvasLayer/TopGUI/HBoxContainer"]
+margin_right = 207.0
+margin_bottom = 56.0
+
+[node name="Score" type="Label" parent="CanvasLayer/TopGUI/HBoxContainer/MarginContainer"]
+margin_right = 207.0
+margin_bottom = 56.0
 custom_fonts/font = SubResource( 1 )
 text = "score: 0"
+
+[node name="BottomGUI" type="MarginContainer" parent="CanvasLayer"]
+anchor_top = 1.0
+anchor_right = 1.0
+anchor_bottom = 1.0
+margin_left = 20.0
+margin_top = -76.0
+margin_right = -20.0
+margin_bottom = -20.0
 __meta__ = {
 "_edit_use_anchors_": false
 }
+
+[node name="HBoxContainer" type="HBoxContainer" parent="CanvasLayer/BottomGUI"]
+margin_right = 2008.0
+margin_bottom = 56.0
+alignment = 2
+
+[node name="MarginContainer" type="MarginContainer" parent="CanvasLayer/BottomGUI/HBoxContainer"]
+margin_left = 1868.0
+margin_right = 2008.0
+margin_bottom = 56.0
+
+[node name="Version" type="Label" parent="CanvasLayer/BottomGUI/HBoxContainer/MarginContainer"]
+margin_right = 140.0
+margin_bottom = 56.0
+custom_fonts/font = SubResource( 2 )
+text = "v0.1.1"
+
 [connection signal="input_event" from="Clarinet" to="." method="_on_Clarinet_input_event"]
 [connection signal="input_event" from="Trombone" to="." method="_on_Trombone_input_event"]
 [connection signal="tree_exited" from="Planet" to="." method="_on_Planet_tree_exited"]

Scenes/Saxophone.gd

@@ -10,8 +10,8 @@ func _ready():
 
 func _process(delta):
 	if active:
-		var mouse_position = get_viewport().get_mouse_position()
-		rotation = PI + (mouse_position - position).angle() - PI / 2
+		var global_mouse_position = get_global_mouse_position()
+		rotation = PI + (global_mouse_position - global_position).angle() - PI / 2
 
 func activate():
 	modulate.a = 1.0

Scenes/Title.tscn

@@ -1,4 +1,4 @@
-[gd_scene load_steps=16 format=2]
+[gd_scene load_steps=17 format=2]
 
 [ext_resource path="res://Assets/Background/BG_Base.png" type="Texture" id=1]
 [ext_resource path="res://Assets/Background/BG_Stars.png" type="Texture" id=2]
@@ -19,14 +19,24 @@
 size = 48
 font_data = ExtResource( 14 )
 
+[sub_resource type="DynamicFont" id=2]
+size = 48
+font_data = ExtResource( 14 )
+
 [node name="Title" type="Node"]
 script = ExtResource( 4 )
 
-[node name="Background" type="Sprite" parent="."]
+[node name="ParallaxBackground" type="ParallaxBackground" parent="."]
+
+[node name="ParallaxLayer" type="ParallaxLayer" parent="ParallaxBackground"]
+position = Vector2( -1024, -1024 )
+motion_mirroring = Vector2( 2048, 2048 )
+
+[node name="Background" type="Sprite" parent="ParallaxBackground/ParallaxLayer"]
 position = Vector2( 1024, 1024 )
 texture = ExtResource( 1 )
 
-[node name="Stars" type="Sprite" parent="."]
+[node name="Stars" type="Sprite" parent="ParallaxBackground/ParallaxLayer"]
 position = Vector2( 1024, 1024 )
 texture = ExtResource( 2 )
 
@@ -81,17 +91,40 @@ __meta__ = {
 "_edit_use_anchors_": false
 }
 
-[node name="Version" type="Label" parent="."]
-margin_left = 1873.51
-margin_top = 1973.43
-margin_right = 2026.51
-margin_bottom = 2029.43
-custom_fonts/font = SubResource( 1 )
-text = "v0.1.0"
+[node name="Camera2D" type="Camera2D" parent="."]
+position = Vector2( 1024, 1024 )
+current = true
+
+[node name="CanvasLayer" type="CanvasLayer" parent="."]
+
+[node name="TitleGUI" type="MarginContainer" parent="CanvasLayer"]
+anchor_top = 1.0
+anchor_right = 1.0
+anchor_bottom = 1.0
+margin_left = 20.0
+margin_top = -76.0
+margin_right = -20.0
+margin_bottom = -20.0
 __meta__ = {
 "_edit_use_anchors_": false
 }
 
+[node name="HBoxContainer" type="HBoxContainer" parent="CanvasLayer/TitleGUI"]
+margin_right = 2008.0
+margin_bottom = 56.0
+alignment = 2
+
+[node name="MarginContainer" type="MarginContainer" parent="CanvasLayer/TitleGUI/HBoxContainer"]
+margin_left = 1868.0
+margin_right = 2008.0
+margin_bottom = 56.0
+
+[node name="Version" type="Label" parent="CanvasLayer/TitleGUI/HBoxContainer/MarginContainer"]
+margin_right = 140.0
+margin_bottom = 56.0
+custom_fonts/font = SubResource( 2 )
+text = "v0.1.1"
+
 [connection signal="input_event" from="Clarinet" to="." method="_on_Clarinet_input_event"]
 [connection signal="input_event" from="Trombone" to="." method="_on_Trombone_input_event"]
 [connection signal="input_event" from="Saxophone" to="." method="_on_Saxophone_input_event"]

Scenes/Trombone.gd

@@ -10,8 +10,8 @@ func _ready():
 
 func _process(delta):
 	if active:
-		var mouse_position = get_viewport().get_mouse_position()
-		rotation = (mouse_position - position).angle() - PI / 2
+		var global_mouse_position = get_global_mouse_position()
+		rotation = (global_mouse_position - global_position).angle() - PI / 2
 
 func activate():
 	modulate.a = 1.0

Scenes/Violin.gd

@@ -10,8 +10,8 @@ func _ready():
 
 func _process(delta):
 	if active:
-		var mouse_position = get_viewport().get_mouse_position()
-		rotation = PI + (mouse_position - position).angle() - PI / 2
+		var global_mouse_position = get_global_mouse_position()
+		rotation = PI + (global_mouse_position - global_position).angle() - PI / 2
 
 func activate():
 	modulate.a = 1.0

project.godot

@@ -10,24 +10,22 @@ config_version=4
 
 _global_script_classes=[  ]
 _global_script_class_icons={
-
 }
 
 [application]
 
-config/name="Starry Shtetl Defender"
+config/name="StarryShtetlDefender"
 run/main_scene="res://Scenes/Title.tscn"
 config/icon="res://icon.png"
 
 [display]
 
 window/size/width=2048
 window/size/height=2048
-window/size/resizable=false
 window/size/test_width=720
 window/size/test_height=720
 window/stretch/mode="2d"
-window/stretch/aspect="keep_width"
+window/stretch/aspect="expand"
 
 [rendering]