Parity with other LFO (sync and dcoffset)

packages/superdough/helpers.mjs

@@ -132,10 +132,11 @@ export function getLfo(audioContext, begin, end, properties = {}) {
 }
 
 export function getCustomLfo(audioContext, properties = {}) {
-  // Extract some params we need for deriving other params
+  // Default / process certain params
   const { shape = 0, ...props } = properties;
   const lfoprops = {
     shape: getModulationShapeInput(shape),
+    dcoffset: -0.5,
     ...props,
   };
   return getWorklet(audioContext, 'lfo-processor', lfoprops);

packages/superdough/superdough.mjs

@@ -451,7 +451,7 @@ function connectLFO(idx, params, nodeTracker) {
   const depthValue = depthabs != null ? depthabs : depth * currentValue;
   const modParams = {
     ...filteredParams,
-    frequency: sync !== undefined ? sync / cps : rate,
+    frequency: sync !== undefined ? sync * cps : rate,
     time: cycle / cps,
     depth: depthValue,
     min,