begin supradough

packages/webaudio/supradough.mjs

@@ -0,0 +1,39 @@
+import { Pattern } from '@strudel/core';
+import { connectToDestination, destroyAudioWorkletNode, getAudioContext } from 'superdough';
+
+Pattern.prototype.supradough = function () {
+  return this.onTrigger((_, hap, __, cps, begin) => {
+    const { value } = hap;
+    value.freq = getFrequencyFromValue(hap.value);
+    const ac = getAudioContext();
+
+    const release = getADSRValues(
+      [value.attack, value.decay, value.sustain, value.release],
+      'linear',
+      [0.001, 0.05, 0.6, 0.01],
+    )[3];
+
+    const duration = hap.duration / cps;
+    const holdend = begin + duration;
+    const end = holdend + release + 0.01;
+    value._begin = begin; // these are needed for the gate signal
+    value._end = end;
+
+    let o = getWorklet(
+      ac,
+      'dough-processor',
+      {
+        begin, // we might not need these, as we could send them via postMessage below
+        end,
+      },
+      {
+        outputChannelCount: [2],
+      },
+    );
+
+    o.port.postMessage(value); // send value to worklet
+    let timeoutNode = webAudioTimeout(ac, () => destroyAudioWorkletNode(o), begin, end);
+    timeoutNode.stop(end + 0.125);
+    connectToDestination(o); // channels?
+  }, 1);
+};