implement sounds

2022-02-13 07:55:40 +01:00
parent 82ea74085b
commit c955fdc7f9
42 changed files with 209 additions and 2 deletions
@@ -0,0 +1,88 @@
+window.SoundManager = class {
+
+    constructor() {
+        this.audioLoader = new THREE.AudioLoader();
+        this.audioListener = null;
+
+        this.soundPool = [];
+    }
+
+    create(worldRenderer) {
+        this.scene = worldRenderer.scene;
+
+        this.audioListener = new THREE.AudioListener();
+        worldRenderer.camera.add(this.audioListener);
+
+        // Load initial sound pool
+        for (let i in Block.sounds) {
+            let sound = Block.sounds[i];
+
+            // Load sound types
+            this.loadSoundPool(sound.getStepSound());
+        }
+    }
+
+    loadSoundPool(name) {
+        let pool = [];
+        let amount = 4;
+
+        // Load all sounds into pool
+        let path = name.replace(".", "/");
+        for (let i = 0; i < amount; i++) {
+            let sound = this.loadSound('src/resources/sound/' + path + (i + 1) + '.ogg');
+            pool.push(sound);
+        }
+
+        // Register sound pool
+        this.soundPool[name] = pool;
+    }
+
+    loadSound(path) {
+        let scope = this;
+
+        // Create sound
+        let sound = new THREE.PositionalAudio(this.audioListener);
+        sound.setRefDistance(0.1);
+        sound.setRolloffFactor(6);
+        sound.setFilter(sound.context.createBiquadFilter());
+
+        // Load sound
+        this.audioLoader.load(path, function (buffer) {
+            sound.setBuffer(buffer);
+            scope.scene.add(sound);
+        });
+
+        return sound;
+    }
+
+    playSound(name, x, y, z, pitch) {
+        let pool = this.soundPool[name];
+
+        if (typeof pool === "undefined") {
+            // Load sound pool
+            this.loadSoundPool(name);
+        } else if (pool.length > 0) {
+            // Play random sound in pool
+            let sound = pool[Math.floor(Math.random() * pool.length)];
+
+            // Stop previous sound
+            if (sound.isPlaying) {
+                sound.stop();
+            }
+
+            // Update position
+            sound.position.set(x, y, z);
+
+            // Update pitch
+            sound.filters[0].frequency.setValueAtTime(12000 * pitch, sound.context.currentTime);
+
+            // Play sound
+            sound.play();
+        }
+    }
+
+    isCreated() {
+        return !(this.audioListener === null);
+    }
+
+}