switching back to old clock, need to adapt other things

src/TransportProcessor.js

@@ -0,0 +1,47 @@
+class TransportProcessor extends AudioWorkletProcessor {
+    constructor(options) {
+      super(options);
+      this.port.addEventListener("message", this.handleMessage);
+      this.port.start();
+      this.nudge = 0;
+      this.started = false;
+      this.bpm = 120;
+      this.ppqn = 48;
+      this.currentPulsePosition = 0;
+    }
+  
+    handleMessage = (message) => {
+      if (message.data && message.data.type === "ping") {
+        this.port.postMessage(message.data);
+      } else if (message.data.type === "start") {
+        this.started = true;
+      } else if (message.data.type === "pause") {
+        this.started = false;
+      } else if (message.data.type === "stop") {
+        this.started = false;
+      } else if (message.data.type === "bpm") {
+        this.bpm = message.data.value;
+        this.currentPulsePosition = currentTime;
+      } else if (message.data.type === "ppqn") {
+        this.ppqn = message.data.value;
+        this.currentPulsePosition = currentTime;
+      } else if (message.data.type === "nudge") {
+        this.nudge = message.data.value;
+      }
+    };
+  
+    process(inputs, outputs, parameters) {
+      if (this.started) {
+        const adjustedCurrentTime = currentTime + this.nudge / 100;
+        const beatNumber = adjustedCurrentTime / (60 / this.bpm);
+        const currentPulsePosition = Math.ceil(beatNumber * this.ppqn);
+        if (currentPulsePosition > this.currentPulsePosition) {
+          this.currentPulsePosition = currentPulsePosition;
+          this.port.postMessage({ type: "bang", bpm: this.bpm });
+        }
+      }
+      return true;
+    }
+  }
+  
+  registerProcessor("transport", TransportProcessor);