From 853e024bf7f98cc5783c592bfe3ffb0f5ec63ad8 Mon Sep 17 00:00:00 2001
From: Oliver Bryan <ob248@proton.me>
Date: Sun, 25 Jan 2026 09:54:02 +0000
Subject: [PATCH] synth setup with tone.js

---
 src/lib/audio/synth.ts | 47 ++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 47 insertions(+)
 create mode 100644 src/lib/audio/synth.ts

diff --git a/src/lib/audio/synth.ts b/src/lib/audio/synth.ts
new file mode 100644
index 0000000..954b8e2
--- /dev/null
+++ b/src/lib/audio/synth.ts
@@ -0,0 +1,47 @@
+import * as Tone from "tone";
+
+export type SynthNodes = {
+    oscillatorA: Tone.Oscillator;
+    oscillatorB: Tone.Oscillator;
+    crossFade: Tone.CrossFade;
+    noise: Tone.Noise;
+    gain: Tone.Gain;
+};
+
+export function createSynth(): SynthNodes {
+    const oscillatorA = new Tone.Oscillator({ type: "sawtooth" });
+    const oscillatorB = new Tone.Oscillator({ type: "sine" });
+    const crossFade = new Tone.CrossFade(0);
+    const noise = new Tone.Noise({ type: "white" });
+    const gain = new Tone.Gain(0.5);
+
+    oscillatorA.connect(crossFade.a);
+    oscillatorB.connect(crossFade.b);
+    crossFade.connect(gain);
+    noise.connect(gain);
+    gain.toDestination();
+
+    oscillatorA.start();
+    oscillatorB.start();
+    noise.start();
+
+    return {
+        oscillatorA,
+        oscillatorB,
+        crossFade,
+        noise,
+        gain,
+    };
+}
+
+export function disposeSynth(nodes: SynthNodes) {
+    nodes.oscillatorA.stop();
+    nodes.oscillatorB.stop();
+    nodes.noise.stop();
+
+    nodes.oscillatorA.dispose();
+    nodes.oscillatorB.dispose();
+    nodes.crossFade.dispose();
+    nodes.noise.dispose();
+    nodes.gain.dispose();
+}