Basic AudioManager script. Cross fade music + 5 SFX tracks

assets/Audio/Dungeon - Abandoned One.ogg.import

@@ -0,0 +1,15 @@
+[remap]
+
+importer="ogg_vorbis"
+type="AudioStreamOGGVorbis"
+path="res://.import/Dungeon - Abandoned One.ogg-51af075d5753272ddbceec00d00cf6e8.oggstr"
+
+[deps]
+
+source_file="res://assets/Audio/Dungeon - Abandoned One.ogg"
+dest_files=[ "res://.import/Dungeon - Abandoned One.ogg-51af075d5753272ddbceec00d00cf6e8.oggstr" ]
+
+[params]
+
+loop=true
+loop_offset=0

assets/Audio/Dungeon - Altus Stratum.ogg.import

@@ -0,0 +1,15 @@
+[remap]
+
+importer="ogg_vorbis"
+type="AudioStreamOGGVorbis"
+path="res://.import/Dungeon - Altus Stratum.ogg-6941e562b8e4df418f0169fbf2aab21f.oggstr"
+
+[deps]
+
+source_file="res://assets/Audio/Dungeon - Altus Stratum.ogg"
+dest_files=[ "res://.import/Dungeon - Altus Stratum.ogg-6941e562b8e4df418f0169fbf2aab21f.oggstr" ]
+
+[params]
+
+loop=true
+loop_offset=0

assets/Audio/SFX/coin.wav.import

@@ -0,0 +1,21 @@
+[remap]
+
+importer="wav"
+type="AudioStreamSample"
+path="res://.import/coin.wav-3937161d9a68071780cbd3299538d439.sample"
+
+[deps]
+
+source_file="res://assets/Audio/SFX/coin.wav"
+dest_files=[ "res://.import/coin.wav-3937161d9a68071780cbd3299538d439.sample" ]
+
+[params]
+
+force/8_bit=false
+force/mono=false
+force/max_rate=false
+force/max_rate_hz=44100
+edit/trim=false
+edit/normalize=false
+edit/loop=false
+compress/mode=0

assets/Audio/SFX/player_attack.wav.import

@@ -0,0 +1,21 @@
+[remap]
+
+importer="wav"
+type="AudioStreamSample"
+path="res://.import/player_attack.wav-02e9869840ca69a46806f573e4f8dab6.sample"
+
+[deps]
+
+source_file="res://assets/Audio/SFX/player_attack.wav"
+dest_files=[ "res://.import/player_attack.wav-02e9869840ca69a46806f573e4f8dab6.sample" ]
+
+[params]
+
+force/8_bit=false
+force/mono=false
+force/max_rate=false
+force/max_rate_hz=44100
+edit/trim=false
+edit/normalize=false
+edit/loop=false
+compress/mode=0

assets/Audio/UI_Sounds/menu_move_sound.wav.import

@@ -0,0 +1,21 @@
+[remap]
+
+importer="wav"
+type="AudioStreamSample"
+path="res://.import/menu_move_sound.wav-233c5d77d3465d46155690e46beb9321.sample"
+
+[deps]
+
+source_file="res://assets/Audio/UI_Sounds/menu_move_sound.wav"
+dest_files=[ "res://.import/menu_move_sound.wav-233c5d77d3465d46155690e46beb9321.sample" ]
+
+[params]
+
+force/8_bit=false
+force/mono=false
+force/max_rate=false
+force/max_rate_hz=44100
+edit/trim=false
+edit/normalize=false
+edit/loop=false
+compress/mode=0

project.godot

@@ -57,6 +57,10 @@ boot_splash/use_filter=false
 boot_splash/bg_color=Color( 0.141176, 0.141176, 0.141176, 1 )
 config/icon="res://icon.png"
 
+[autoload]
+
+AudioManager="*res://src/Singletons/AudioManager.tscn"
+
 [display]
 
 window/size/width=480

src/Actors/Player.gd

@@ -163,6 +163,7 @@ func update_sprite(_direction:Vector2) -> void:
 		return
 	if attack:
 		_is_attaking = true
+		AudioManager.play_sfx(AudioManager.Sfx.PLAYER_ATTACK)
 		var attack_animation = "attack_right" if $Sprite.scale.x > 0 else "attack_left"
 		$AnimationPlayer.play(attack_animation)
 		$AnimationPlayer.playback_speed = 2.5

src/Intro/Intro.gd

@@ -5,6 +5,8 @@ export var next_scene:PackedScene
 
 func _ready() -> void:
 	$SplashVoice.seek(1.5)
+	AudioManager.play_music(AudioManager.Music.Intro, 2)
+
 
 func load_next_scene():
 #	var next_scene = load("res://src/Levels/LevelTemplate/LevelTemplate.tscn")
@@ -13,3 +15,4 @@ func load_next_scene():
 
 func stop_splash_voice():
 	$SplashVoice.stop()
+	

src/Intro/Intro.tscn

@@ -139,6 +139,7 @@ tracks/9/keys = {
 }
 
 [node name="Intro" type="Node2D"]
+pause_mode = 2
 script = ExtResource( 2 )
 next_scene = ExtResource( 5 )
 
@@ -151,16 +152,15 @@ texture = ExtResource( 1 )
 centered = false
 
 [node name="SAGI" type="Sprite" parent="."]
-self_modulate = Color( 1, 1, 1, 0 )
+self_modulate = Color( 1, 1, 1, 0.5 )
 position = Vector2( 2, 0 )
 texture = ExtResource( 3 )
 centered = false
 
 [node name="Light2D" type="Light2D" parent="SAGI"]
 position = Vector2( 239, 136 )
-enabled = false
 texture = ExtResource( 3 )
-texture_scale = 3.0
+texture_scale = 2.0
 
 [node name="SplashVoice" type="AudioStreamPlayer" parent="."]
 stream = ExtResource( 4 )
@@ -183,4 +183,5 @@ centered = false
 [node name="Light2D" type="Light2D" parent="Title/Sprite2"]
 position = Vector2( 42, 68.4516 )
 scale = Vector2( 3.50556, 3.50556 )
+enabled = false
 texture = ExtResource( 8 )

src/Items/Coin.gd

@@ -9,6 +9,7 @@ signal collected
 func _on_body_entered(body: Node) -> void:
 	if body.name == "Player":
 		$Label.text = str(value)
+		AudioManager.play_sfx(AudioManager.Sfx.COIN_COLLECTION)
 		emit_signal("collected", value)
 		$AnimationPlayer.play("collected")
 	pass # Replace with function body.

src/Items/Coin.tscn

@@ -190,11 +190,11 @@ collision_layer = 16
 script = ExtResource( 2 )
 
 [node name="Sprite" type="Sprite" parent="."]
-position = Vector2( 0, -4.56314 )
+position = Vector2( 0, -4 )
 texture = ExtResource( 1 )
 vframes = 2
 hframes = 6
-frame = 7
+frame = 6
 
 [node name="CollisionShape2D" type="CollisionShape2D" parent="."]
 visible = false

src/Levels/LevelTemplate/LevelTemplate.gd

@@ -12,6 +12,7 @@ func _physics_process(delta: float) -> void:
 	_update_camera(delta)
 
 func _ready() -> void:
+	AudioManager.play_music(AudioManager.Music.Abandon)
 	for coin in  $Coins.get_children():
 		coin.connect("collected", self, "_on_coin_collected")
 	for checkpoint in  $Checkpoints.get_children():

src/Menu/GameOver.gd

@@ -9,6 +9,7 @@ func _on_ExitToMainMenuBtn_pressed() -> void:
 	$AnimationPlayer.play_backwards("fade")
 	yield($AnimationPlayer, "animation_finished");
 	var next_scene = load("res://src/Menu/MainMenu.tscn")
+	AudioManager.play(AudioManager.Music.Intro, .2)
 	get_tree().change_scene_to(next_scene)
 	queue_free()
 

src/Menu/MainMenu.gd

@@ -3,7 +3,6 @@ extends Node2D
 func _ready() -> void:
 	$CanvasLayer/Control/VBoxContainer/NewGameBtn.grab_focus()
 
-
 func _on_ExitGameBtn_pressed() -> void:
 	get_tree().quit(0)
 	pass # Replace with function body.
@@ -18,3 +17,7 @@ func _on_NewGameBtn_pressed() -> void:
 	var next_scene = load("res://src/Levels/LevelTemplate/LevelTemplate.tscn")
 	get_tree().change_scene_to(next_scene)
 	queue_free()
+
+func _input(event: InputEvent) -> void:
+	if Input.is_action_just_pressed("ui_up") or Input.is_action_just_pressed("ui_down"):
+		AudioManager.play_sfx(AudioManager.Sfx.UI_MOVE)

src/Menu/MainMenu.tscn

@@ -1,4 +1,4 @@
-[gd_scene load_steps=9 format=2]
+[gd_scene load_steps=16 format=2]
 
 [ext_resource path="res://assets/Tiles/background_0.png" type="Texture" id=1]
 [ext_resource path="res://assets/Tiles/background_2.png" type="Texture" id=2]
@@ -8,6 +8,43 @@
 [ext_resource path="res://src/Menu/MainMenu.gd" type="Script" id=6]
 [ext_resource path="res://assets/Theme/menu_font.tres" type="DynamicFont" id=7]
 
+[sub_resource type="Gradient" id=2]
+colors = PoolColorArray( 0.996094, 0.996094, 0.996094, 1, 1, 1, 1, 0 )
+
+[sub_resource type="GradientTexture" id=3]
+gradient = SubResource( 2 )
+
+[sub_resource type="Curve" id=7]
+min_value = -200.0
+max_value = 200.0
+_data = [ Vector2( 0, 7.83957 ), 0.0, 166.434, 0, 0, Vector2( 1, 44.2032 ), -4.82953, 0.0, 0, 0 ]
+
+[sub_resource type="CurveTexture" id=8]
+curve = SubResource( 7 )
+
+[sub_resource type="Curve" id=4]
+_data = [ Vector2( 0, 0.285227 ), 0.0, 0.0, 0, 0, Vector2( 1, 1 ), 0.0, 0.0, 0, 0 ]
+
+[sub_resource type="CurveTexture" id=5]
+curve = SubResource( 4 )
+
+[sub_resource type="ParticlesMaterial" id=6]
+emission_shape = 2
+emission_box_extents = Vector3( 10, 1, 1 )
+flag_disable_z = true
+direction = Vector3( 0, -1, 0 )
+spread = 40.0
+gravity = Vector3( 0, 0, 0 )
+initial_velocity = 20.0
+initial_velocity_random = 0.7
+orbit_velocity = 0.0
+orbit_velocity_random = 0.0
+linear_accel_curve = SubResource( 8 )
+scale = 3.0
+scale_random = 1.0
+scale_curve = SubResource( 5 )
+color_ramp = SubResource( 3 )
+
 [sub_resource type="Animation" id=1]
 resource_name = "main"
 length = 6.0
@@ -117,6 +154,14 @@ color = Color( 0.762092, 0.913725, 0.398693, 1 )
 range_item_cull_mask = 3
 shadow_enabled = true
 
+[node name="Particles2D" type="Particles2D" parent="Node2D"]
+position = Vector2( 87, 175.5 )
+amount = 50
+lifetime = 2.5
+speed_scale = 0.4
+explosiveness = 0.1
+process_material = SubResource( 6 )
+
 [node name="Sprite3" type="Sprite" parent="Node2D"]
 light_mask = 4
 position = Vector2( 0, -4.5 )

src/Menu/PauseMenu.gd

@@ -4,16 +4,21 @@ signal dismissed
 
 func _ready() -> void:
 	$CanvasLayer/VBoxContainer/ResumeBtn.grab_focus()
-
+	AudioManager.set_volume()
+	
 func dismiss()->void:
 	_on_ResumeBtn_pressed()
 
 func _input(event: InputEvent) -> void:
 	if Input.is_action_just_pressed("pause"):
 		_on_ResumeBtn_pressed()
+		return
+	if Input.is_action_just_pressed("ui_up") or Input.is_action_just_pressed("ui_down"):
+		AudioManager.play_sfx(AudioManager.Sfx.UI_MOVE)
 
 func _on_ResumeBtn_pressed() -> void:
 	$AnimationPlayer.play_backwards("fade")
+	AudioManager.set_volume(.2, AudioManager._DESIRED_VOLUME)
 	yield($AnimationPlayer, "animation_finished");
 	emit_signal("dismissed")
 	queue_free()
@@ -25,6 +30,7 @@ func _on_ExitToMainMenuBtn_pressed() -> void:
 	yield($AnimationPlayer, "animation_finished");
 	var next_scene = load("res://src/Menu/MainMenu.tscn")
 	emit_signal("dismissed")
+	AudioManager.play_music(AudioManager.Music.Intro, .2)
 	get_tree().change_scene_to(next_scene)
 	queue_free()
 
@@ -35,3 +41,8 @@ func _on_NewGameBtn_pressed() -> void:
 	emit_signal("dismissed")
 	get_tree().reload_current_scene()
 	pass # Replace with function body.
+
+
+func _on_btn_focus_entered() -> void:
+	
+	pass # Replace with function body.

src/Menu/PauseMenu.tscn

@@ -134,6 +134,7 @@ text = "Exit To Main Menu"
 [node name="AnimationPlayer" type="AnimationPlayer" parent="."]
 autoplay = "fade"
 anims/fade = SubResource( 2 )
+[connection signal="focus_entered" from="CanvasLayer/VBoxContainer/ResumeBtn" to="." method="_on_btn_focus_entered"]
 [connection signal="pressed" from="CanvasLayer/VBoxContainer/ResumeBtn" to="." method="_on_ResumeBtn_pressed"]
 [connection signal="pressed" from="CanvasLayer/VBoxContainer/NewGameBtn" to="." method="_on_NewGameBtn_pressed"]
 [connection signal="pressed" from="CanvasLayer/VBoxContainer/ExitToMainMenuBtn" to="." method="_on_ExitToMainMenuBtn_pressed"]

src/Singletons/AudioManager.gd

@@ -0,0 +1,111 @@
+extends Node
+
+onready var _current_music_player = $MusicPlayer1
+onready var _next_music_player= $MusicPlayer2
+
+var _SILENT = -40.0
+var _DESIRED_VOLUME = -15.0
+var _DESIRED_SFX_VOLUME = -10.0
+
+var _DESIRED_PAUSE_VOLUME = -25.0
+
+enum Music{
+	Intro,
+	Abandon
+}
+var _music_files := {
+	Music.Intro: load("res://assets/Audio/Dungeon - Altus Stratum.ogg"),
+	Music.Abandon: load("res://assets/Audio/Dungeon - Abandoned One.ogg")
+}
+
+
+enum Sfx{
+	COIN_COLLECTION,
+	PLAYER_JUMP,
+	PLAYER_LAND,
+	PLAYER_DASH,
+	PLAYER_ATTACK,
+	PLAYER_DIE,
+	UI_MOVE,
+	UI_SELECT
+}
+
+var _sfx_files := {
+	Sfx.COIN_COLLECTION : load("res://assets/Audio/SFX/coin.wav"),
+	Sfx.PLAYER_JUMP : '',
+	Sfx.PLAYER_LAND : '',
+	Sfx.PLAYER_DASH : '',
+	Sfx.PLAYER_ATTACK : load("res://assets/Audio/SFX/player_attack.wav"),
+	Sfx.PLAYER_DIE : '',
+	Sfx.UI_MOVE : load("res://assets/Audio/UI_Sounds/menu_move_sound.wav"),
+	Sfx.UI_SELECT : '',
+}
+
+var _current_music = null
+var _next_music = null
+
+func _ready() -> void:
+	_current_music_player.volume_db = _SILENT
+	_next_music_player.volume_db = _SILENT
+	var children = $SfxPlayers.get_children()
+	for child in children:
+		var player:AudioStreamPlayer = child
+		player.volume_db = _DESIRED_SFX_VOLUME
+
+func play_music(music:int, transition_time:float = .5) -> void:
+	_transition_to(music, transition_time)
+	pass
+
+func set_volume(duration:float=.2, volume:float = _DESIRED_PAUSE_VOLUME):
+	_current_music_player.get_node("Tween").stop_all()
+	_next_music_player.get_node("Tween").stop_all()
+	_current_music_player.get_node("Tween").interpolate_property(_current_music_player, 'volume_db', _current_music_player.volume_db, volume, duration)	
+	_current_music_player.get_node("Tween").start()
+	
+func play_sfx(sfx:int, priority:int=0):
+	var sfx_player = _get_available_sfx_player()
+	if sfx_player != null:
+		sfx_player.stream = _sfx_files[sfx]
+		sfx_player.play()
+	pass
+
+func _transition_to(music:int, duration:float):
+	if _current_music == null:
+		_play_first_music(music, duration)
+		return
+	_next_music = music
+	_next_music_player.stream = _music_files[music]
+	_next_music_player.play()
+	_current_music_player.get_node("Tween").stop_all()
+	_next_music_player.get_node("Tween").stop_all()
+	_current_music_player.get_node("Tween").interpolate_property(_current_music_player, 'volume_db', _current_music_player.volume_db, _SILENT, duration)
+	_next_music_player.get_node("Tween").interpolate_property(_next_music_player, 'volume_db', _next_music_player.volume_db, _DESIRED_VOLUME, duration)
+	_current_music_player.get_node("Tween").start()
+	_next_music_player.get_node("Tween").start()
+	
+func _play_first_music(music:int, duration:float):
+	_current_music = music
+	_current_music_player.stream = _music_files[music]
+	_current_music_player.play()
+	_current_music_player.get_node("Tween").interpolate_property(_current_music_player, 'volume_db', _current_music_player.volume_db, _DESIRED_VOLUME, duration)
+	_current_music_player.get_node("Tween").start()
+	
+
+func _get_available_sfx_player()->AudioStreamPlayer:
+	var children = $SfxPlayers.get_children()
+	for child in children:
+		var player:AudioStreamPlayer = child
+		if not player.playing: return player
+	return null
+
+func _on_Tween_completed(object: Object, key: NodePath) -> void:
+	if object.volume_db == _DESIRED_VOLUME and _next_music != null:
+		var tmp = _current_music_player
+		_current_music_player = _next_music_player
+		_next_music_player = tmp
+		_next_music_player.stop()
+		_current_music = _next_music
+		_next_music = null
+	pass # Replace with function body.
+
+

src/Singletons/AudioManager.tscn

@@ -0,0 +1,29 @@
+[gd_scene load_steps=2 format=2]
+
+[ext_resource path="res://src/Singletons/AudioManager.gd" type="Script" id=1]
+
+[node name="AudioManager" type="Node"]
+pause_mode = 2
+script = ExtResource( 1 )
+
+[node name="MusicPlayer1" type="AudioStreamPlayer" parent="."]
+
+[node name="Tween" type="Tween" parent="MusicPlayer1"]
+
+[node name="MusicPlayer2" type="AudioStreamPlayer" parent="."]
+
+[node name="Tween" type="Tween" parent="MusicPlayer2"]
+
+[node name="SfxPlayers" type="Node" parent="."]
+
+[node name="AudioStreamPlayer" type="AudioStreamPlayer" parent="SfxPlayers"]
+
+[node name="AudioStreamPlayer2" type="AudioStreamPlayer" parent="SfxPlayers"]
+
+[node name="AudioStreamPlayer3" type="AudioStreamPlayer" parent="SfxPlayers"]
+
+[node name="AudioStreamPlayer4" type="AudioStreamPlayer" parent="SfxPlayers"]
+
+[node name="AudioStreamPlayer5" type="AudioStreamPlayer" parent="SfxPlayers"]
+[connection signal="tween_completed" from="MusicPlayer1/Tween" to="." method="_on_Tween_completed"]
+[connection signal="tween_completed" from="MusicPlayer2/Tween" to="." method="_on_Tween_completed"]