We have audio! Thanks @orsi!

sagrd · Sep 10, 2020 · a601473 · a601473
1 parent d6d1c1b
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diff --git a/.DS_Store b/.DS_Store
diff --git a/.gitignore b/.gitignore
@@ -5,3 +5,4 @@
 .idea
 lang/.DS_Store
 .DS_Store
+node_modules
diff --git a/audio/asteroid-hit-1.flac b/audio/asteroid-hit-1.flac
diff --git a/audio/asteroid-hit-2.flac b/audio/asteroid-hit-2.flac
diff --git a/audio/asteroid-hit-3.flac b/audio/asteroid-hit-3.flac
diff --git a/audio/asteroid-hit-4.flac b/audio/asteroid-hit-4.flac
diff --git a/audio/asteroid-hit-5.flac b/audio/asteroid-hit-5.flac
diff --git a/audio/asteroid-hit-6.flac b/audio/asteroid-hit-6.flac
diff --git a/audio/asteroid-hit-7.flac b/audio/asteroid-hit-7.flac
diff --git a/audio/asteroid-hit-8.flac b/audio/asteroid-hit-8.flac
diff --git a/audio/build.flac b/audio/build.flac
diff --git a/audio/buy.flac b/audio/buy.flac
diff --git a/audio/check-traps.flac b/audio/check-traps.flac
diff --git a/audio/craft.flac b/audio/craft.flac
diff --git a/audio/crash.flac b/audio/crash.flac
diff --git a/audio/death.flac b/audio/death.flac
diff --git a/audio/dusty-path.flac b/audio/dusty-path.flac
diff --git a/audio/eat-meat.flac b/audio/eat-meat.flac
diff --git a/audio/embark.flac b/audio/embark.flac
diff --git a/audio/encounter-tier-1.flac b/audio/encounter-tier-1.flac
diff --git a/audio/encounter-tier-2.flac b/audio/encounter-tier-2.flac
diff --git a/audio/encounter-tier-3.flac b/audio/encounter-tier-3.flac
diff --git a/audio/ending.flac b/audio/ending.flac
diff --git a/audio/event-beast-attack.flac b/audio/event-beast-attack.flac
diff --git a/audio/event-beggar.flac b/audio/event-beggar.flac
diff --git a/audio/event-hut-fire.flac b/audio/event-hut-fire.flac
diff --git a/audio/event-mysterious-wanderer.flac b/audio/event-mysterious-wanderer.flac
diff --git a/audio/event-noises-inside.flac b/audio/event-noises-inside.flac
diff --git a/audio/event-noises-outside.flac b/audio/event-noises-outside.flac
diff --git a/audio/event-nomad.flac b/audio/event-nomad.flac
diff --git a/audio/event-plague.flac b/audio/event-plague.flac
diff --git a/audio/event-ruined-trap.flac b/audio/event-ruined-trap.flac
diff --git a/audio/event-scout.flac b/audio/event-scout.flac
diff --git a/audio/event-shady-builder.flac b/audio/event-shady-builder.flac
diff --git a/audio/event-sick-man.flac b/audio/event-sick-man.flac
diff --git a/audio/event-sickness.flac b/audio/event-sickness.flac
diff --git a/audio/event-soldier-attack.flac b/audio/event-soldier-attack.flac
diff --git a/audio/event-thief.flac b/audio/event-thief.flac
diff --git a/audio/event-wandering-master.flac b/audio/event-wandering-master.flac
diff --git a/audio/fire-burning.flac b/audio/fire-burning.flac
diff --git a/audio/fire-dead.flac b/audio/fire-dead.flac
diff --git a/audio/fire-flickering.flac b/audio/fire-flickering.flac
diff --git a/audio/fire-roaring.flac b/audio/fire-roaring.flac
diff --git a/audio/fire-smoldering.flac b/audio/fire-smoldering.flac
diff --git a/audio/footsteps-1.flac b/audio/footsteps-1.flac
diff --git a/audio/footsteps-2.flac b/audio/footsteps-2.flac
diff --git a/audio/footsteps-3.flac b/audio/footsteps-3.flac
diff --git a/audio/footsteps-4.flac b/audio/footsteps-4.flac
diff --git a/audio/footsteps-5.flac b/audio/footsteps-5.flac
diff --git a/audio/footsteps-6.flac b/audio/footsteps-6.flac
diff --git a/audio/gather-wood.flac b/audio/gather-wood.flac
diff --git a/audio/landmark-battlefield.flac b/audio/landmark-battlefield.flac
diff --git a/audio/landmark-borehole.flac b/audio/landmark-borehole.flac
diff --git a/audio/landmark-cave.flac b/audio/landmark-cave.flac
diff --git a/audio/landmark-city.flac b/audio/landmark-city.flac
diff --git a/audio/landmark-coalmine.flac b/audio/landmark-coalmine.flac
diff --git a/audio/landmark-crashed-ship.flac b/audio/landmark-crashed-ship.flac
diff --git a/audio/landmark-destroyed-village.flac b/audio/landmark-destroyed-village.flac
diff --git a/audio/landmark-friendly-outpost.flac b/audio/landmark-friendly-outpost.flac
diff --git a/audio/landmark-house.flac b/audio/landmark-house.flac
diff --git a/audio/landmark-ironmine.flac b/audio/landmark-ironmine.flac
diff --git a/audio/landmark-sulphurmine.flac b/audio/landmark-sulphurmine.flac
diff --git a/audio/landmark-swamp.flac b/audio/landmark-swamp.flac
diff --git a/audio/landmark-town.flac b/audio/landmark-town.flac
diff --git a/audio/large-village.flac b/audio/large-village.flac
diff --git a/audio/lift-off.flac b/audio/lift-off.flac
diff --git a/audio/light-fire.flac b/audio/light-fire.flac
diff --git a/audio/lonely-hut.flac b/audio/lonely-hut.flac
diff --git a/audio/modest-village.flac b/audio/modest-village.flac
diff --git a/audio/raucous-village.flac b/audio/raucous-village.flac
diff --git a/audio/reinforce-hull.flac b/audio/reinforce-hull.flac
diff --git a/audio/ship.flac b/audio/ship.flac
diff --git a/audio/silent-forest.flac b/audio/silent-forest.flac
diff --git a/audio/space.flac b/audio/space.flac
diff --git a/audio/stoke-fire.flac b/audio/stoke-fire.flac
diff --git a/audio/tiny-village.flac b/audio/tiny-village.flac
diff --git a/audio/upgrade-engine.flac b/audio/upgrade-engine.flac
diff --git a/audio/use-meds.flac b/audio/use-meds.flac
diff --git a/audio/weapon-melee-1.flac b/audio/weapon-melee-1.flac
diff --git a/audio/weapon-melee-2.flac b/audio/weapon-melee-2.flac
diff --git a/audio/weapon-melee-3.flac b/audio/weapon-melee-3.flac
diff --git a/audio/weapon-ranged-1.flac b/audio/weapon-ranged-1.flac
diff --git a/audio/weapon-ranged-2.flac b/audio/weapon-ranged-2.flac
diff --git a/audio/weapon-ranged-3.flac b/audio/weapon-ranged-3.flac
diff --git a/audio/weapon-unarmed-1.flac b/audio/weapon-unarmed-1.flac
diff --git a/audio/weapon-unarmed-2.flac b/audio/weapon-unarmed-2.flac
diff --git a/audio/weapon-unarmed-3.flac b/audio/weapon-unarmed-3.flac
diff --git a/audio/world.flac b/audio/world.flac
diff --git a/dev-server.js b/dev-server.js
@@ -0,0 +1,8 @@
+import express from 'express';
+
+const PORT = 8080;
+
+const app = express();
+app.use(express.static('.'));
+
+app.listen(PORT, () => console.log(`Listening on port ${PORT}`));
diff --git a/index.html b/index.html
@@ -48,6 +48,8 @@
 	</script>
 
 	<script src="script/Button.js"></script>
+	<script src="script/audioLibrary.js"></script>
+	<script src="script/audio.js"></script>
 	<script src="script/engine.js"></script>
 	<script src="script/state_manager.js"></script>
 	<script src="script/header.js"></script>

diff --git a/package.json b/package.json
@@ -0,0 +1,15 @@
+{
+  "name": "adarkroom",
+  "type": "module",
+  "version": "1.0.0",
+  "private": true,
+  "repository": "[email protected]:doublespeakgames/adarkroom.git",
+  "author": "Michael Townsend <[email protected]>",
+  "license": "MPL-2.0",
+  "scripts": {
+    "start": "node dev-server.js"
+  },
+  "dependencies": {
+    "express": "^4.17.1"
+  }
+}
diff --git a/script/audio.js b/script/audio.js
@@ -0,0 +1,236 @@
+/**
+ * Module that takes care of audio playback
+ */
+var AudioEngine = {
+    FADE_TIME: 1,
+    AUDIO_BUFFER_CACHE: {},
+    _audioContext: null,
+    _master: null,
+    _currentBackgroundMusic: null,
+    _currentEventAudio: null,
+    _currentSoundEffectAudio: null,
+    init: function () {
+        AudioEngine._initAudioContext();
+    },
+    _initAudioContext: function () {
+        AudioEngine._audioContext = new (window.AudioContext || window.webkitAudioContext);
+        AudioEngine._createMasterChannel();
+    },
+    _createMasterChannel: function () {
+        // create master
+        AudioEngine._master = AudioEngine._audioContext.createGain();
+        AudioEngine._master.gain.setValueAtTime(1.0, AudioEngine._audioContext.currentTime);
+        AudioEngine._master.connect(AudioEngine._audioContext.destination);
+    },
+    _getMissingAudioBuffer: function () {
+        // plays beeping sound to indicate missing audio
+        var buffer = AudioEngine._audioContext.createBuffer(
+            1,
+            AudioEngine._audioContext.sampleRate,
+            AudioEngine._audioContext.sampleRate
+        );
+        // Fill the buffer
+        var bufferData = buffer.getChannelData(0);
+        for (var i = 0; i < buffer.length / 2; i++) {
+            bufferData[i] = Math.sin(i * 0.05) / 4; // max .25 gain value
+        }
+        return buffer;
+    },
+    _playSound: function (buffer) {
+        if (AudioEngine._currentSoundEffectAudio &&
+            AudioEngine._currentSoundEffectAudio.source.buffer == buffer) {
+            return;
+        }
+
+        var source = AudioEngine._audioContext.createBufferSource();
+        source.buffer = buffer;
+        source.onended = function(event) {
+            // dereference current sound effect when finished
+            if (AudioEngine._currentSoundEffectAudio &&
+                AudioEngine._currentSoundEffectAudio.source.buffer == buffer) {
+                AudioEngine._currentSoundEffectAudio = null;
+            }
+        };
+
+        source.connect(AudioEngine._master);
+        source.start();
+
+        AudioEngine._currentSoundEffectAudio = {
+            source: source
+        };
+    },
+    _playBackgroundMusic: function (buffer) {
+        var source = AudioEngine._audioContext.createBufferSource();
+        source.buffer = buffer;
+        source.loop = true;
+
+        var envelope = AudioEngine._audioContext.createGain();
+        envelope.gain.setValueAtTime(0.0, AudioEngine._audioContext.currentTime);
+
+        var fadeTime = AudioEngine._audioContext.currentTime + AudioEngine.FADE_TIME;
+
+        // fade out current background music
+        if (AudioEngine._currentBackgroundMusic && 
+            AudioEngine._currentBackgroundMusic.source &&
+            AudioEngine._currentBackgroundMusic.source.playbackState !== 0) {
+            var currentBackgroundGainValue = AudioEngine._currentBackgroundMusic.envelope.gain.value;
+            AudioEngine._currentBackgroundMusic.envelope.gain.cancelScheduledValues(AudioEngine._audioContext.currentTime);
+            AudioEngine._currentBackgroundMusic.envelope.gain.setValueAtTime(currentBackgroundGainValue, AudioEngine._audioContext.currentTime);
+            AudioEngine._currentBackgroundMusic.envelope.gain.linearRampToValueAtTime(0.0, fadeTime);
+            AudioEngine._currentBackgroundMusic.source.stop(fadeTime + 0.3); // make sure fade has completed
+        }
+
+        // fade in new backgorund music
+        source.connect(envelope);
+        envelope.connect(AudioEngine._master);
+        source.start();
+        envelope.gain.linearRampToValueAtTime(1.0, fadeTime);
+
+        // update current background music
+        AudioEngine._currentBackgroundMusic = {
+            source: source,
+            envelope: envelope
+        };
+    },
+    _playEventMusic: function (buffer) {
+        var source = AudioEngine._audioContext.createBufferSource();
+        source.buffer = buffer;
+        source.loop = true;
+
+        var envelope = AudioEngine._audioContext.createGain();
+        envelope.gain.setValueAtTime(0.0, AudioEngine._audioContext.currentTime);
+
+        var fadeTime = AudioEngine._audioContext.currentTime + AudioEngine.FADE_TIME * 2;
+
+        // turn down current background music
+        if (AudioEngine._currentBackgroundMusic != null) {
+            var currentBackgroundGainValue = AudioEngine._currentBackgroundMusic.envelope.gain.value;
+            AudioEngine._currentBackgroundMusic.envelope.gain.cancelScheduledValues(AudioEngine._audioContext.currentTime);
+            AudioEngine._currentBackgroundMusic.envelope.gain.setValueAtTime(currentBackgroundGainValue, AudioEngine._audioContext.currentTime);
+            AudioEngine._currentBackgroundMusic.envelope.gain.linearRampToValueAtTime(0.2, fadeTime);
+        }
+
+        // fade in event music
+        source.connect(envelope);
+        envelope.connect(AudioEngine._master);
+        source.start();
+        envelope.gain.linearRampToValueAtTime(1.0, fadeTime);
+
+        // update reference
+        AudioEngine._currentEventAudio = {
+            source: source,
+            envelope: envelope
+        };
+    },
+    _stopEventMusic: function () {
+        var fadeTime = AudioEngine._audioContext.currentTime + AudioEngine.FADE_TIME * 2;
+
+        // fade out event music and stop
+        if (AudioEngine._currentEventAudio) {
+            var currentEventGainValue = AudioEngine._currentEventAudio.envelope.gain.value;
+            AudioEngine._currentEventAudio.envelope.gain.cancelScheduledValues(AudioEngine._audioContext.currentTime);
+            AudioEngine._currentEventAudio.envelope.gain.setValueAtTime(currentEventGainValue, AudioEngine._audioContext.currentTime);
+            AudioEngine._currentEventAudio.envelope.gain.linearRampToValueAtTime(0.0, fadeTime);
+            AudioEngine._currentEventAudio.source.stop(fadeTime + 1); // make sure fade has completed
+            AudioEngine._currentEventAudio = null;
+        }
+
+        // turn up background music
+        if (AudioEngine._currentBackgroundMusic) {
+          var currentBackgroundGainValue = AudioEngine._currentBackgroundMusic.envelope.gain.value;
+          AudioEngine._currentBackgroundMusic.envelope.gain.cancelScheduledValues(AudioEngine._audioContext.currentTime);
+          AudioEngine._currentBackgroundMusic.envelope.gain.setValueAtTime(currentBackgroundGainValue, AudioEngine._audioContext.currentTime);
+          AudioEngine._currentBackgroundMusic.envelope.gain.linearRampToValueAtTime(1.0, fadeTime);
+        }
+    },
+    isAudioContextRunning: function () {
+        return AudioEngine._audioContext.state !== 'suspended';
+    },
+    tryResumingAudioContext: function() {
+        if (AudioEngine._audioContext.state === 'suspended') {
+            AudioEngine._audioContext.resume();
+        }
+    },
+    playBackgroundMusic: function (src) {
+        AudioEngine.loadAudioFile(src)
+            .then(function (buffer) {
+                AudioEngine._playBackgroundMusic(buffer);
+            });
+    },
+    playEventMusic: function (src) {
+        AudioEngine.loadAudioFile(src)
+            .then(function (buffer) {
+                AudioEngine._playEventMusic(buffer);
+            });
+    },
+    stopEventMusic: function () {
+        AudioEngine._stopEventMusic();
+    },
+    playSound: function (src) {
+        AudioEngine.loadAudioFile(src)
+            .then(function (buffer) {
+                AudioEngine._playSound(buffer);
+            });
+    },
+    loadAudioFile: function (src) {
+        if (src.indexOf('http') === -1) {
+            src = window.location + src;
+        }
+        if (AudioEngine.AUDIO_BUFFER_CACHE[src]) {
+            return new Promise(function (resolve, reject) {
+                resolve(AudioEngine.AUDIO_BUFFER_CACHE[src]);
+            });
+        } else {
+            var request = new Request(src);
+            return fetch(request).then(function (response) {
+                return response.arrayBuffer();
+            }).then(function (buffer) {
+                if (buffer.byteLength === 0) {
+                    console.error('cannot load audio from ' + src);
+                    return AudioEngine._getMissingAudioBuffer();
+                }
+
+                return AudioEngine._audioContext.decodeAudioData(buffer, function (decodedData) {
+                    AudioEngine.AUDIO_BUFFER_CACHE[src] = decodedData;
+                    return AudioEngine.AUDIO_BUFFER_CACHE[src];
+                });
+            });
+        }
+    },
+    setBackgroundMusicVolume: function (volume, s) {
+        if (AudioEngine._master == null) return;  // master may not be ready yet
+        if (volume === undefined) {
+            volume = 1.0;
+        }
+        if (s === undefined) {
+            s = 1.0;
+        }
+
+        // cancel any current schedules and then ramp
+        var currentBackgroundGainValue = AudioEngine._currentBackgroundMusic.envelope.gain.value;
+        AudioEngine._currentBackgroundMusic.envelope.gain.cancelScheduledValues(AudioEngine._audioContext.currentTime);
+        AudioEngine._currentBackgroundMusic.envelope.gain.setValueAtTime(currentBackgroundGainValue, AudioEngine._audioContext.currentTime);
+        AudioEngine._currentBackgroundMusic.envelope.gain.linearRampToValueAtTime(
+            volume,
+            AudioEngine._audioContext.currentTime + s
+        );
+    },
+    setMasterVolume: function (volume, s) {
+        if (AudioEngine._master == null) return;  // master may not be ready yet
+        if (volume === undefined) {
+            volume = 1.0;
+        }
+        if (s === undefined) {
+            s = 1.0;
+        }
+
+        // cancel any current schedules and then ramp
+        var currentGainValue = AudioEngine._master.gain.value;
+        AudioEngine._master.gain.cancelScheduledValues(AudioEngine._audioContext.currentTime);
+        AudioEngine._master.gain.setValueAtTime(currentGainValue, AudioEngine._audioContext.currentTime);
+        AudioEngine._master.gain.linearRampToValueAtTime(
+            volume,
+            AudioEngine._audioContext.currentTime + s
+        );
+    }
+};
diff --git a/script/audioLibrary.js b/script/audioLibrary.js
@@ -0,0 +1,91 @@
+/**
+ * Module that defines all audio files
+ */
+var AudioLibrary = {
+    MUSIC_DUSTY_PATH: 'audio/dusty-path.flac',
+    MUSIC_SILENT_FOREST: 'audio/silent-forest.flac',
+    MUSIC_LONELY_HUT: 'audio/lonely-hut.flac',
+    MUSIC_TINY_VILLAGE: 'audio/tiny-village.flac',
+    MUSIC_MODEST_VILLAGE: 'audio/modest-village.flac',
+    MUSIC_LARGE_VILLAGE: 'audio/large-village.flac',
+    MUSIC_RAUCOUS_VILLAGE: 'audio/raucous-village.flac',
+    MUSIC_FIRE_DEAD: 'audio/fire-dead.flac',
+    MUSIC_FIRE_SMOLDERING: 'audio/fire-smoldering.flac',
+    MUSIC_FIRE_FLICKERING: 'audio/fire-flickering.flac',
+    MUSIC_FIRE_BURNING: 'audio/fire-burning.flac',
+    MUSIC_FIRE_ROARING: 'audio/fire-roaring.flac',
+    MUSIC_WORLD: 'audio/world.flac',
+    MUSIC_SPACE: 'audio/space.flac',
+    MUSIC_ENDING: 'audio/ending.flac',
+    MUSIC_SHIP: 'audio/ship.flac',
+    EVENT_NOMAD: 'audio/event-nomad.flac',
+    EVENT_NOISES_OUTSIDE: 'audio/event-noises-outside.flac',
+    EVENT_NOISES_INSIDE: 'audio/event-noises-inside.flac',
+    EVENT_BEGGAR: 'audio/event-beggar.flac',
+    EVENT_SHADY_BUILDER: 'audio/event-shady-builder.flac',
+    EVENT_MYSTERIOUS_WANDERER: 'audio/event-mysterious-wanderer.flac',
+    EVENT_SCOUT: 'audio/event-scout.flac',
+    EVENT_WANDERING_MASTER: 'audio/event-wandering-master.flac',
+    EVENT_SICK_MAN: 'audio/event-sick-man.flac',
+    EVENT_RUINED_TRAP: 'audio/event-ruined-trap.flac',
+    EVENT_HUT_FIRE: 'audio/event-hut-fire.flac',
+    EVENT_SICKNESS: 'audio/event-sickness.flac',
+    EVENT_PLAGUE: 'audio/event-plague.flac',
+    EVENT_BEAST_ATTACK: 'audio/event-beast-attack.flac',
+    EVENT_SOLDIER_ATTACK: 'audio/event-soldier-attack.flac',
+    EVENT_THIEF: 'audio/event-thief.flac',
+    LANDMARK_FRIENDLY_OUTPOST: 'audio/landmark-friendly-outpost.flac',
+    LANDMARK_SWAMP: 'audio/landmark-swamp.flac',
+    LANDMARK_CAVE: 'audio/landmark-cave.flac',
+    LANDMARK_TOWN: 'audio/landmark-town.flac',
+    LANDMARK_CITY: 'audio/landmark-city.flac',
+    LANDMARK_HOUSE: 'audio/landmark-house.flac',
+    LANDMARK_BATTLEFIELD: 'audio/landmark-battlefield.flac',
+    LANDMARK_BOREHOLE: 'audio/landmark-borehole.flac',
+    LANDMARK_CRASHED_SHIP: 'audio/landmark-crashed-ship.flac',
+    LANDMARK_SULPHUR_MINE: 'audio/landmark-sulphurmine.flac',
+    LANDMARK_COAL_MINE: 'audio/landmark-coalmine.flac',
+    LANDMARK_IRON_MINE: 'audio/landmark-ironmine.flac',
+    LANDMARK_DESTROYED_VILLAGE: 'audio/landmark-destroyed-village.flac',
+    ENCOUNTER_TIER_1: 'audio/encounter-tier-1.flac',
+    ENCOUNTER_TIER_2: 'audio/encounter-tier-2.flac',
+    ENCOUNTER_TIER_3: 'audio/encounter-tier-3.flac',
+    LIGHT_FIRE: 'audio/light-fire.flac',
+    STOKE_FIRE: 'audio/stoke-fire.flac',
+    BUILD: 'audio/build.flac',
+    CRAFT: 'audio/craft.flac',
+    BUY: 'audio/buy.flac',
+    GATHER_WOOD: 'audio/gather-wood.flac',
+    CHECK_TRAPS: 'audio/check-traps.flac',
+    EMBARK: 'audio/embark.flac',
+    FOOTSTEPS_1: 'audio/footsteps-1.flac',
+    FOOTSTEPS_2: 'audio/footsteps-2.flac',
+    FOOTSTEPS_3: 'audio/footsteps-3.flac',
+    FOOTSTEPS_4: 'audio/footsteps-4.flac',
+    FOOTSTEPS_5: 'audio/footsteps-5.flac',
+    FOOTSTEPS_6: 'audio/footsteps-6.flac',
+    EAT_MEAT: 'audio/eat-meat.flac',
+    USE_MEDS: 'audio/use-meds.flac',
+    WEAPON_UNARMED_1: 'audio/weapon-unarmed-1.flac',
+    WEAPON_UNARMED_2: 'audio/weapon-unarmed-2.flac',
+    WEAPON_UNARMED_3: 'audio/weapon-unarmed-3.flac',
+    WEAPON_MELEE_1: 'audio/weapon-melee-1.flac',
+    WEAPON_MELEE_2: 'audio/weapon-melee-2.flac',
+    WEAPON_MELEE_3: 'audio/weapon-melee-3.flac',
+    WEAPON_RANGED_1: 'audio/weapon-ranged-1.flac',
+    WEAPON_RANGED_2: 'audio/weapon-ranged-2.flac',
+    WEAPON_RANGED_3: 'audio/weapon-ranged-3.flac',
+    DEATH: 'audio/death.flac',
+    REINFORCE_HULL: 'audio/reinforce-hull.flac',
+    UPGRADE_ENGINE: 'audio/upgrade-engine.flac',
+    LIFT_OFF: 'audio/lift-off.flac',
+    ASTEROID_HIT_1: 'audio/asteroid-hit-1.flac',
+    ASTEROID_HIT_2: 'audio/asteroid-hit-2.flac',
+    ASTEROID_HIT_3: 'audio/asteroid-hit-3.flac',
+    ASTEROID_HIT_4: 'audio/asteroid-hit-4.flac',
+    ASTEROID_HIT_5: 'audio/asteroid-hit-5.flac',
+    ASTEROID_HIT_6: 'audio/asteroid-hit-6.flac',
+    ASTEROID_HIT_7: 'audio/asteroid-hit-7.flac',
+    ASTEROID_HIT_8: 'audio/asteroid-hit-8.flac',
+    CRASH: 'audio/crash.flac',
+};