Initial commit: 3D Hommie RPG game

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

js/game/SoundManager.js

@@ -0,0 +1,209 @@
+export class SoundManager {
+    constructor(game) {
+        this.game = game;
+        this.ctx = null;
+        this.masterGain = null;
+        this.enabled = true;
+        this.initialized = false;
+        this.ambientSource = null;
+        this.currentAmbient = null;
+    }
+
+    init() {
+        if (this.initialized) return;
+        try {
+            this.ctx = new (window.AudioContext || window.webkitAudioContext)();
+            this.masterGain = this.ctx.createGain();
+            this.masterGain.gain.value = 0.3;
+            this.masterGain.connect(this.ctx.destination);
+            this.initialized = true;
+        } catch (e) {
+            this.enabled = false;
+        }
+    }
+
+    resume() {
+        if (this.ctx && this.ctx.state === 'suspended') {
+            this.ctx.resume();
+        }
+    }
+
+    // Шаги
+    playStep() {
+        if (!this.enabled || !this.ctx) return;
+        const osc = this.ctx.createOscillator();
+        const gain = this.ctx.createGain();
+        osc.type = 'triangle';
+        osc.frequency.value = 80 + Math.random() * 40;
+        gain.gain.setValueAtTime(0.05, this.ctx.currentTime);
+        gain.gain.exponentialRampToValueAtTime(0.001, this.ctx.currentTime + 0.1);
+        osc.connect(gain);
+        gain.connect(this.masterGain);
+        osc.start();
+        osc.stop(this.ctx.currentTime + 0.1);
+    }
+
+    // Подбор предмета
+    playPickup() {
+        if (!this.enabled || !this.ctx) return;
+        const osc = this.ctx.createOscillator();
+        const gain = this.ctx.createGain();
+        osc.type = 'sine';
+        osc.frequency.setValueAtTime(400, this.ctx.currentTime);
+        osc.frequency.exponentialRampToValueAtTime(800, this.ctx.currentTime + 0.15);
+        gain.gain.setValueAtTime(0.1, this.ctx.currentTime);
+        gain.gain.exponentialRampToValueAtTime(0.001, this.ctx.currentTime + 0.2);
+        osc.connect(gain);
+        gain.connect(this.masterGain);
+        osc.start();
+        osc.stop(this.ctx.currentTime + 0.2);
+    }
+
+    // Квест выполнен
+    playQuestComplete() {
+        if (!this.enabled || !this.ctx) return;
+        const notes = [523, 659, 784]; // C5, E5, G5
+        notes.forEach((freq, i) => {
+            const osc = this.ctx.createOscillator();
+            const gain = this.ctx.createGain();
+            osc.type = 'sine';
+            osc.frequency.value = freq;
+            gain.gain.setValueAtTime(0.08, this.ctx.currentTime + i * 0.12);
+            gain.gain.exponentialRampToValueAtTime(0.001, this.ctx.currentTime + i * 0.12 + 0.4);
+            osc.connect(gain);
+            gain.connect(this.masterGain);
+            osc.start(this.ctx.currentTime + i * 0.12);
+            osc.stop(this.ctx.currentTime + i * 0.12 + 0.4);
+        });
+    }
+
+    // Урон
+    playHurt() {
+        if (!this.enabled || !this.ctx) return;
+        const osc = this.ctx.createOscillator();
+        const gain = this.ctx.createGain();
+        osc.type = 'sawtooth';
+        osc.frequency.setValueAtTime(200, this.ctx.currentTime);
+        osc.frequency.exponentialRampToValueAtTime(80, this.ctx.currentTime + 0.3);
+        gain.gain.setValueAtTime(0.1, this.ctx.currentTime);
+        gain.gain.exponentialRampToValueAtTime(0.001, this.ctx.currentTime + 0.3);
+        osc.connect(gain);
+        gain.connect(this.masterGain);
+        osc.start();
+        osc.stop(this.ctx.currentTime + 0.3);
+    }
+
+    // Монеты
+    playCoin() {
+        if (!this.enabled || !this.ctx) return;
+        const osc = this.ctx.createOscillator();
+        const gain = this.ctx.createGain();
+        osc.type = 'square';
+        osc.frequency.setValueAtTime(1200, this.ctx.currentTime);
+        osc.frequency.exponentialRampToValueAtTime(1800, this.ctx.currentTime + 0.08);
+        gain.gain.setValueAtTime(0.04, this.ctx.currentTime);
+        gain.gain.exponentialRampToValueAtTime(0.001, this.ctx.currentTime + 0.15);
+        osc.connect(gain);
+        gain.connect(this.masterGain);
+        osc.start();
+        osc.stop(this.ctx.currentTime + 0.15);
+    }
+
+    // Еда
+    playEat() {
+        if (!this.enabled || !this.ctx) return;
+        for (let i = 0; i < 3; i++) {
+            const osc = this.ctx.createOscillator();
+            const gain = this.ctx.createGain();
+            osc.type = 'triangle';
+            osc.frequency.value = 300 + Math.random() * 100;
+            const t = this.ctx.currentTime + i * 0.1;
+            gain.gain.setValueAtTime(0.06, t);
+            gain.gain.exponentialRampToValueAtTime(0.001, t + 0.08);
+            osc.connect(gain);
+            gain.connect(this.masterGain);
+            osc.start(t);
+            osc.stop(t + 0.08);
+        }
+    }
+
+    // Диалог
+    playDialogOpen() {
+        if (!this.enabled || !this.ctx) return;
+        const osc = this.ctx.createOscillator();
+        const gain = this.ctx.createGain();
+        osc.type = 'sine';
+        osc.frequency.value = 600;
+        gain.gain.setValueAtTime(0.06, this.ctx.currentTime);
+        gain.gain.exponentialRampToValueAtTime(0.001, this.ctx.currentTime + 0.2);
+        osc.connect(gain);
+        gain.connect(this.masterGain);
+        osc.start();
+        osc.stop(this.ctx.currentTime + 0.2);
+    }
+
+    // Амбиент ночной — тихий гул
+    playAmbient(type) {
+        if (!this.enabled || !this.ctx) return;
+        if (this.currentAmbient === type) return;
+        this.stopAmbient();
+        this.currentAmbient = type;
+
+        if (type === 'night') {
+            const osc = this.ctx.createOscillator();
+            const gain = this.ctx.createGain();
+            const filter = this.ctx.createBiquadFilter();
+            osc.type = 'sawtooth';
+            osc.frequency.value = 60;
+            filter.type = 'lowpass';
+            filter.frequency.value = 100;
+            gain.gain.value = 0.02;
+            osc.connect(filter);
+            filter.connect(gain);
+            gain.connect(this.masterGain);
+            osc.start();
+            this.ambientSource = { osc, gain };
+        } else if (type === 'rain') {
+            // Белый шум через буфер
+            const bufferSize = this.ctx.sampleRate * 2;
+            const buffer = this.ctx.createBuffer(1, bufferSize, this.ctx.sampleRate);
+            const data = buffer.getChannelData(0);
+            for (let i = 0; i < bufferSize; i++) {
+                data[i] = (Math.random() * 2 - 1) * 0.5;
+            }
+            const src = this.ctx.createBufferSource();
+            src.buffer = buffer;
+            src.loop = true;
+            const gain = this.ctx.createGain();
+            const filter = this.ctx.createBiquadFilter();
+            filter.type = 'lowpass';
+            filter.frequency.value = 800;
+            gain.gain.value = 0.04;
+            src.connect(filter);
+            filter.connect(gain);
+            gain.connect(this.masterGain);
+            src.start();
+            this.ambientSource = { osc: src, gain };
+        }
+    }
+
+    stopAmbient() {
+        if (this.ambientSource) {
+            try { this.ambientSource.osc.stop(); } catch (e) {}
+            this.ambientSource = null;
+            this.currentAmbient = null;
+        }
+    }
+
+    setVolume(v) {
+        if (this.masterGain) {
+            this.masterGain.gain.value = Math.max(0, Math.min(1, v));
+        }
+    }
+
+    toggle() {
+        this.enabled = !this.enabled;
+        if (!this.enabled) this.stopAmbient();
+        return this.enabled;
+    }
+}