Add free software song, toggle mute button

The button fades out when the player starts to flap the gnu. It reappears every time the scene restarts

game/Audio/MusicPlayer/MusicPlayer.gd

+extends AudioStreamPlayer
+
+
+var mute = false setget set_mute
+
+
+func set_mute(value):
+	mute = value
+	AudioServer.set_bus_mute(0, value)

game/Audio/MusicPlayer/MusicPlayer.tscn

+[gd_scene load_steps=3 format=2]
+
+[ext_resource path="res://assets/audio/free-softwate-song/moo-gnu-cc-freesoftwaresong.ogg" type="AudioStream" id=1]
+[ext_resource path="res://Audio/MusicPlayer/MusicPlayer.gd" type="Script" id=2]
+
+[node name="MusicPlayer" type="AudioStreamPlayer"]
+
+stream = ExtResource( 1 )
+volume_db = -3.0
+pitch_scale = 1.0
+autoplay = true
+mix_target = 0
+bus = "Master"
+script = ExtResource( 2 )
+
+

game/Game.gd

 # SPDX-License-Identifier: GPL-3.0-or-later
-extends Node2D
+extends Node
 
 onready var pillar_spawner = $Foreground/PillarSpawner
 onready var score_label = $Background/ScoreLabel

game/Game.tscn

-[gd_scene load_steps=17 format=2]
+[gd_scene load_steps=18 format=2]
 
 [ext_resource path="res://Game.gd" type="Script" id=1]
-[ext_resource path="res://assets/bg.png" type="Texture" id=2]
-[ext_resource path="res://assets/particle_cloud_1.png" type="Texture" id=3]
-[ext_resource path="res://Score/ScoreLabel.tscn" type="PackedScene" id=4]
-[ext_resource path="res://Gnu/Gnu.tscn" type="PackedScene" id=5]
-[ext_resource path="res://Foreground.gd" type="Script" id=6]
-[ext_resource path="res://Pillar/PillarSpawner.tscn" type="PackedScene" id=7]
-[ext_resource path="res://SpriteSpawner/SpriteSpawner.gd" type="Script" id=8]
-[ext_resource path="res://SpriteSpawner/PurpleMiasma.tscn" type="PackedScene" id=9]
-[ext_resource path="res://SpriteSpawner/Fence.tscn" type="PackedScene" id=10]
+[ext_resource path="res://UI/AudioButton.tscn" type="PackedScene" id=2]
+[ext_resource path="res://assets/bg.png" type="Texture" id=3]
+[ext_resource path="res://assets/particle_cloud_1.png" type="Texture" id=4]
+[ext_resource path="res://Score/ScoreLabel.tscn" type="PackedScene" id=5]
+[ext_resource path="res://Gnu/Gnu.tscn" type="PackedScene" id=6]
+[ext_resource path="res://Foreground.gd" type="Script" id=7]
+[ext_resource path="res://Pillar/PillarSpawner.tscn" type="PackedScene" id=8]
+[ext_resource path="res://SpriteSpawner/SpriteSpawner.gd" type="Script" id=9]
+[ext_resource path="res://SpriteSpawner/PurpleMiasma.tscn" type="PackedScene" id=10]
+[ext_resource path="res://SpriteSpawner/Fence.tscn" type="PackedScene" id=11]
 
 [sub_resource type="Gradient" id=1]
 
@@ -93,11 +94,21 @@ tracks/0/keys = {
 "values": [ Color( 1, 1, 1, 1 ), Color( 1, 1, 1, 0 ) ]
 }
 
-[node name="Game" type="Node2D" index="0"]
+[node name="Game" type="Node" index="0"]
 
 script = ExtResource( 1 )
 
-[node name="Background" type="CanvasLayer" parent="." index="0"]
+[node name="UI" type="CanvasLayer" parent="." index="0"]
+
+layer = 100
+offset = Vector2( 0, 0 )
+rotation = 0.0
+scale = Vector2( 1, 1 )
+transform = Transform2D( 1, 0, 0, 1, 0, 0 )
+
+[node name="AudioButton" parent="UI" index="0" instance=ExtResource( 2 )]
+
+[node name="Background" type="CanvasLayer" parent="." index="1"]
 
 layer = -10
 offset = Vector2( 0, 0 )
@@ -107,7 +118,7 @@ transform = Transform2D( 1, 0, 0, 1, 0, 0 )
 
 [node name="Sky" type="Sprite" parent="Background" index="0"]
 
-texture = ExtResource( 2 )
+texture = ExtResource( 3 )
 offset = Vector2( 540, 960 )
 
 [node name="ColorRect" type="ColorRect" parent="Background/Sky" index="0"]
@@ -144,26 +155,27 @@ visibility_rect = Rect2( -640, -100.058, 1280, 200 )
 local_coords = true
 draw_order = 0
 process_material = SubResource( 5 )
-texture = ExtResource( 3 )
+texture = ExtResource( 4 )
 normal_map = null
 h_frames = 1
 v_frames = 1
 
-[node name="ScoreLabel" parent="Background" index="2" instance=ExtResource( 4 )]
+[node name="ScoreLabel" parent="Background" index="2" instance=ExtResource( 5 )]
 
 margin_top = 30.0
 margin_bottom = 30.0
 
-[node name="Gnu" parent="." index="1" instance=ExtResource( 5 )]
+[node name="Gnu" parent="." index="2" instance=ExtResource( 6 )]
 
 position = Vector2( 200, 950 )
 z_index = 1
 
-[node name="Foreground" type="Node2D" parent="." index="2"]
+[node name="Foreground" type="Node2D" parent="." index="3"]
 
-script = ExtResource( 6 )
+editor/display_folded = true
+script = ExtResource( 7 )
 
-[node name="PillarSpawner" parent="Foreground" index="0" instance=ExtResource( 7 )]
+[node name="PillarSpawner" parent="Foreground" index="0" instance=ExtResource( 8 )]
 
 position = Vector2( 0, 950 )
 _sections_unfolded = [ "Z Index" ]
@@ -172,9 +184,9 @@ _sections_unfolded = [ "Z Index" ]
 
 position = Vector2( -180, 1930 )
 z_index = 100
-script = ExtResource( 8 )
+script = ExtResource( 9 )
 _sections_unfolded = [ "Z Index" ]
-sprite_scene = ExtResource( 9 )
+sprite_scene = ExtResource( 10 )
 
 [node name="SpawnPosition" type="Position2D" parent="Foreground/GroundSpawner" index="0"]
 
@@ -182,9 +194,9 @@ sprite_scene = ExtResource( 9 )
 
 position = Vector2( -180, 1700 )
 z_index = 100
-script = ExtResource( 8 )
+script = ExtResource( 9 )
 _sections_unfolded = [ "Z Index" ]
-sprite_scene = ExtResource( 10 )
+sprite_scene = ExtResource( 11 )
 
 [node name="SpawnPosition" type="Position2D" parent="Foreground/FenceSpawner" index="0"]
 

game/Score/ScoreLabel.tscn

@@ -5,6 +5,8 @@
 [ext_resource path="res://assets/fonts/ScoreRow.tres" type="DynamicFont" id=3]
 
 
+
+
 [sub_resource type="DynamicFont" id=1]
 
 size = 300

game/UI/AudioButton.gd

+extends TextureButton
+
+
+onready var animation_player = $AnimationPlayer
+
+onready var mute = MusicPlayer.mute setget set_mute
+
+var _textures = {
+	off=preload('res://assets/icons/volume-mute.svg'),
+	on=preload('res://assets/icons/volume-up.svg'),
+}
+
+
+func _ready():
+	connect('pressed', self, '_on_pressed')
+	animation_player.connect('animation_finished', self, '_on_AnimationPlayer_animation_finished')
+	animation_player.play("fade_in")
+
+
+func _unhandled_input(event):
+	if event.is_action_pressed('flap') and visible:
+		fade_out()
+		set_process_unhandled_input(false)
+
+
+func _on_pressed():
+	self.mute = not mute
+
+
+func _on_AnimationPlayer_animation_finished(anim_name):
+	match anim_name:
+		"fade_out":
+			visible = false
+
+
+func set_mute(value):
+	mute = value
+	MusicPlayer.mute = value
+	if mute:
+		texture_normal = _textures.off
+	else:
+		texture_normal = _textures.on
+
+
+func fade_in():
+	animation_player.play("fade_in")
+
+
+func fade_out():
+	animation_player.play("fade_out")

game/UI/AudioButton.tscn

+[gd_scene load_steps=6 format=2]
+
+[ext_resource path="res://assets/icons/volume-up.svg" type="Texture" id=1]
+[ext_resource path="res://UI/AudioButton.gd" type="Script" id=2]
+
+[sub_resource type="Animation" id=1]
+
+resource_name = "REST"
+length = 0.01
+loop = false
+step = 0.1
+tracks/0/type = "value"
+tracks/0/path = NodePath(".:modulate")
+tracks/0/interp = 1
+tracks/0/loop_wrap = true
+tracks/0/imported = false
+tracks/0/enabled = true
+tracks/0/keys = {
+"times": PoolRealArray( 0 ),
+"transitions": PoolRealArray( 1 ),
+"update": 0,
+"values": [ Color( 1, 1, 1, 1 ) ]
+}
+
+[sub_resource type="Animation" id=2]
+
+resource_name = "fade_in"
+length = 0.4
+loop = false
+step = 0.1
+tracks/0/type = "value"
+tracks/0/path = NodePath(".:modulate")
+tracks/0/interp = 1
+tracks/0/loop_wrap = true
+tracks/0/imported = false
+tracks/0/enabled = true
+tracks/0/keys = {
+"times": PoolRealArray( 0, 0.4 ),
+"transitions": PoolRealArray( 0.425012, 1 ),
+"update": 0,
+"values": [ Color( 1, 1, 1, 0 ), Color( 1, 1, 1, 1 ) ]
+}
+
+[sub_resource type="Animation" id=3]
+
+resource_name = "fade_out"
+length = 0.4
+loop = false
+step = 0.1
+tracks/0/type = "value"
+tracks/0/path = NodePath(".:modulate")
+tracks/0/interp = 1
+tracks/0/loop_wrap = true
+tracks/0/imported = false
+tracks/0/enabled = true
+tracks/0/keys = {
+"times": PoolRealArray( 0, 0.4 ),
+"transitions": PoolRealArray( 1, 0.425012 ),
+"update": 0,
+"values": [ Color( 1, 1, 1, 1 ), Color( 1, 1, 1, 0 ) ]
+}
+
+[node name="AudioButton" type="TextureButton"]
+
+modulate = Color( 1, 1, 1, 0 )
+anchor_left = 1.0
+anchor_top = 0.0
+anchor_right = 1.0
+anchor_bottom = 0.0
+margin_left = -230.0
+margin_top = 30.0
+margin_right = -30.0
+margin_bottom = 183.0
+rect_min_size = Vector2( 200, 100 )
+rect_pivot_offset = Vector2( 0, 0 )
+rect_clip_content = false
+focus_mode = 2
+mouse_filter = 0
+mouse_default_cursor_shape = 0
+size_flags_horizontal = 1
+size_flags_vertical = 1
+toggle_mode = false
+enabled_focus_mode = 2
+shortcut = null
+group = null
+texture_normal = ExtResource( 1 )
+script = ExtResource( 2 )
+_sections_unfolded = [ "Mouse", "Rect", "Textures", "Visibility" ]
+
+[node name="AnimationPlayer" type="AnimationPlayer" parent="." index="0"]
+
+root_node = NodePath("..")
+autoplay = ""
+playback_process_mode = 1
+playback_default_blend_time = 0.0
+playback_speed = 1.0
+anims/REST = SubResource( 1 )
+anims/fade_in = SubResource( 2 )
+anims/fade_out = SubResource( 3 )
+blend_times = [  ]
+
+

game/assets/audio/free-softwate-song/LICENSE.txt

+This work was collaboratively made by anonymous posters on the 4chan technology image board /g/ and licensed under a Creative Commons Attribution-ShareAlike 3.0 Unported License.
+
+- https://creativecommons.org/licenses/by-sa/3.0/

game/assets/audio/free-softwate-song/moo-gnu-cc-freesoftwaresong.ogg.import

+[remap]
+
+importer="ogg_vorbis"
+type="AudioStreamOGGVorbis"
+path="res://.import/moo-gnu-cc-freesoftwaresong.ogg-be8ab6018802255efb8ac1b54519f35d.oggstr"
+
+[deps]
+
+source_file="res://assets/audio/free-softwate-song/moo-gnu-cc-freesoftwaresong.ogg"
+dest_files=[ "res://.import/moo-gnu-cc-freesoftwaresong.ogg-be8ab6018802255efb8ac1b54519f35d.oggstr" ]
+
+[params]
+
+loop=true
+loop_offset=0

game/assets/icons/volume-mute.svg

+<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 512 512"><path fill="#ffffff" d="M215.03 71.05L126.06 160H24c-13.26 0-24 10.74-24 24v144c0 13.25 10.74 24 24 24h102.06l88.97 88.95c15.03 15.03 40.97 4.47 40.97-16.97V88.02c0-21.46-25.96-31.98-40.97-16.97zM461.64 256l45.64-45.64c6.3-6.3 6.3-16.52 0-22.82l-22.82-22.82c-6.3-6.3-16.52-6.3-22.82 0L416 210.36l-45.64-45.64c-6.3-6.3-16.52-6.3-22.82 0l-22.82 22.82c-6.3 6.3-6.3 16.52 0 22.82L370.36 256l-45.63 45.63c-6.3 6.3-6.3 16.52 0 22.82l22.82 22.82c6.3 6.3 16.52 6.3 22.82 0L416 301.64l45.64 45.64c6.3 6.3 16.52 6.3 22.82 0l22.82-22.82c6.3-6.3 6.3-16.52 0-22.82L461.64 256z"/></svg>

game/assets/icons/volume-mute.svg.import

+[remap]
+
+importer="texture"
+type="StreamTexture"
+path="res://.import/volume-mute.svg-b7dab86801646507e9786e07800e9707.stex"
+
+[deps]
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+source_file="res://assets/icons/volume-mute.svg"
+dest_files=[ "res://.import/volume-mute.svg-b7dab86801646507e9786e07800e9707.stex" ]
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+[params]
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+compress/mode=0
+compress/lossy_quality=0.7
+compress/hdr_mode=0
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+flags/repeat=0
+flags/filter=true
+flags/mipmaps=false
+flags/anisotropic=false
+flags/srgb=2
+process/fix_alpha_border=true
+process/premult_alpha=false
+process/HDR_as_SRGB=false
+stream=false
+size_limit=0
+detect_3d=true
+svg/scale=0.3

game/assets/icons/volume-up.svg

+<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 576 512"><path fill="#ffffff" d="M215.03 71.05L126.06 160H24c-13.26 0-24 10.74-24 24v144c0 13.25 10.74 24 24 24h102.06l88.97 88.95c15.03 15.03 40.97 4.47 40.97-16.97V88.02c0-21.46-25.96-31.98-40.97-16.97zm233.32-51.08c-11.17-7.33-26.18-4.24-33.51 6.95-7.34 11.17-4.22 26.18 6.95 33.51 66.27 43.49 105.82 116.6 105.82 195.58 0 78.98-39.55 152.09-105.82 195.58-11.17 7.32-14.29 22.34-6.95 33.5 7.04 10.71 21.93 14.56 33.51 6.95C528.27 439.58 576 351.33 576 256S528.27 72.43 448.35 19.97zM480 256c0-63.53-32.06-121.94-85.77-156.24-11.19-7.14-26.03-3.82-33.12 7.46s-3.78 26.21 7.41 33.36C408.27 165.97 432 209.11 432 256s-23.73 90.03-63.48 115.42c-11.19 7.14-14.5 22.07-7.41 33.36 6.51 10.36 21.12 15.14 33.12 7.46C447.94 377.94 480 319.54 480 256zm-141.77-76.87c-11.58-6.33-26.19-2.16-32.61 9.45-6.39 11.61-2.16 26.2 9.45 32.61C327.98 228.28 336 241.63 336 256c0 14.38-8.02 27.72-20.92 34.81-11.61 6.41-15.84 21-9.45 32.61 6.43 11.66 21.05 15.8 32.61 9.45 28.23-15.55 45.77-45 45.77-76.88s-17.54-61.32-45.78-76.86z"/></svg>

game/assets/icons/volume-up.svg.import

+[remap]
+
+importer="texture"
+type="StreamTexture"
+path="res://.import/volume-up.svg-821116ffa2def9a41d72799e646ef012.stex"
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+svg/scale=0.3

game/project.godot

@@ -14,6 +14,10 @@ config/name="Flossy Gnu"
 run/main_scene="res://Game.tscn"
 config/icon="res://icon.png"
 
+[autoload]
+
+MusicPlayer="*res://Audio/MusicPlayer/MusicPlayer.tscn"
+
 [debug]
 
 gdscript/warnings/enable=false