From 30e672a0271bf3233859230ef96cfe8b9cecc1cd Mon Sep 17 00:00:00 2001
From: "Jade (Rose) Rowland" <jaderowlanddev@gmail.com>
Date: Sat, 22 Nov 2025 22:49:23 -0500
Subject: [PATCH 1/5] wip

---
 packages/superdough/helpers.mjs    | 27 ++++++++++++++++++++++-----
 packages/superdough/superdough.mjs |  2 +-
 2 files changed, 23 insertions(+), 6 deletions(-)

diff --git a/packages/superdough/helpers.mjs b/packages/superdough/helpers.mjs
index 8e45f7bca..7bca637f2 100644
--- a/packages/superdough/helpers.mjs
+++ b/packages/superdough/helpers.mjs
@@ -191,8 +191,10 @@ export function applyParameterModulators(audioContext, param, start, end, envelo
   const lfo = getParamLfo(audioContext, param, start, end, lfoValues);
   return { lfo, disconnect: () => lfo?.disconnect() };
 }
-
-export function createFilter(context, start, end, params, cps) {
+function biloparExponential(x, k) {
+  return Math.sign(x) * 2 ** (Math.abs(x) * k);
+}
+export function createFilter(context, start, end, params, cps, cycle) {
   let {
     frequency,
     anchor,
@@ -231,6 +233,7 @@ export function createFilter(context, start, end, params, cps) {
     const offset = envAbs * anchor;
     let min = clamp(2 ** -offset * frequency, 0, 20000);
     let max = clamp(2 ** (envAbs - offset) * frequency, 0, 20000);
+
     if (env < 0) [min, max] = [max, min];
     getParamADSR(frequencyParam, attack, decay, sustain, release, min, max, start, end, 'exponential');
   }
@@ -238,8 +241,22 @@ export function createFilter(context, start, end, params, cps) {
   if (sync != null) {
     rate = cps * sync;
   }
-  const lfoValues = { depth, dcoffset, skew, shape, frequency: rate, min: 10, max: 20000 };
-  getParamLfo(context, frequencyParam, start, end, lfoValues);
+  const hasLFO = [depth, skew, shape, rate].some((v) => v !== undefined);
+  if (hasLFO) {
+    depth = depth ?? 1
+
+    const mag = Math.abs(depth);
+    const sign = Math.sign(depth);
+
+    const shaped = 2 ** (mag * (1 - dcoffset));
+    const dp = clamp((sign * shaped * frequency) - frequency, -20000, 20000);
+    console.info(dp)
+    const time = cycle / cps;
+    // let d = 2 ** -dcoffset
+    const lfoValues = { depth: dp, dcoffset, skew, shape, frequency: rate, min: 10, max: 20000, time };
+    getParamLfo(context, frequencyParam, start, end, lfoValues);
+  }
+
   return filter;
 }
 
@@ -386,7 +403,7 @@ export function applyFM(param, value, begin) {
     duration,
   } = value;
   let modulator;
-  let stop = () => {};
+  let stop = () => { };
 
   if (fmModulationIndex) {
     const ac = getAudioContext();
diff --git a/packages/superdough/superdough.mjs b/packages/superdough/superdough.mjs
index 650f9c2ce..4e1a145c0 100644
--- a/packages/superdough/superdough.mjs
+++ b/packages/superdough/superdough.mjs
@@ -559,7 +559,7 @@ export const superdough = async (value, t, hapDuration, cps = 0.5, cycle = 0.5)
     };
     const lpParams = pickAndRename(value, lpMap);
     lpParams.type = 'lowpass';
-    let lp = () => createFilter(ac, t, end, lpParams, cps);
+    let lp = () => createFilter(ac, t, end, lpParams, cps, cycle);
     chain.push(lp());
     if (ftype === '24db') {
       chain.push(lp());

From 7bbb653963ace62fdf7f5aba33600da576927d02 Mon Sep 17 00:00:00 2001
From: "Jade (Rose) Rowland" <jaderowlanddev@gmail.com>
Date: Sat, 22 Nov 2025 23:42:20 -0500
Subject: [PATCH 2/5] fixed

---
 packages/core/controls.mjs      |  7 +++++++
 packages/superdough/helpers.mjs | 28 +++++++++++++---------------
 2 files changed, 20 insertions(+), 15 deletions(-)

diff --git a/packages/core/controls.mjs b/packages/core/controls.mjs
index 9a2be7f44..299169973 100644
--- a/packages/core/controls.mjs
+++ b/packages/core/controls.mjs
@@ -1294,6 +1294,8 @@ export const { fanchor } = registerControl('fanchor');
  *
  * @name lprate
  * @param {number | Pattern} rate rate in hertz
+ * @example
+ * note("<c c c# c c c4>*16").s("sawtooth").lpf(600).lprate("<4 8 2 1>")
  */
 export const { lprate } = registerControl('lprate');
 
@@ -1302,6 +1304,8 @@ export const { lprate } = registerControl('lprate');
  *
  * @name lpsync
  * @param {number | Pattern} rate rate in cycles
+ * @example
+ * note("<c c c# c c c4>*16").s("sawtooth").lpf(600).lpsync("<4 8 2 1>")
  */
 export const { lpsync } = registerControl('lpsync');
 
@@ -1310,7 +1314,10 @@ export const { lpsync } = registerControl('lpsync');
  *
  * @name lpdepth
  * @param {number | Pattern} depth depth of modulation
+ * @example
+ * note("<c c c# c c c4>*16").s("sawtooth").lpf(600).lpdepth("<1 .5 1.8 0>")
  */
+
 export const { lpdepth } = registerControl('lpdepth');
 
 /**
diff --git a/packages/superdough/helpers.mjs b/packages/superdough/helpers.mjs
index 7bca637f2..65f5cc36d 100644
--- a/packages/superdough/helpers.mjs
+++ b/packages/superdough/helpers.mjs
@@ -191,9 +191,6 @@ export function applyParameterModulators(audioContext, param, start, end, envelo
   const lfo = getParamLfo(audioContext, param, start, end, lfoValues);
   return { lfo, disconnect: () => lfo?.disconnect() };
 }
-function biloparExponential(x, k) {
-  return Math.sign(x) * 2 ** (Math.abs(x) * k);
-}
 export function createFilter(context, start, end, params, cps, cycle) {
   let {
     frequency,
@@ -233,7 +230,6 @@ export function createFilter(context, start, end, params, cps, cycle) {
     const offset = envAbs * anchor;
     let min = clamp(2 ** -offset * frequency, 0, 20000);
     let max = clamp(2 ** (envAbs - offset) * frequency, 0, 20000);
-
     if (env < 0) [min, max] = [max, min];
     getParamADSR(frequencyParam, attack, decay, sustain, release, min, max, start, end, 'exponential');
   }
@@ -243,17 +239,19 @@ export function createFilter(context, start, end, params, cps, cycle) {
   }
   const hasLFO = [depth, skew, shape, rate].some((v) => v !== undefined);
   if (hasLFO) {
-    depth = depth ?? 1
-
-    const mag = Math.abs(depth);
-    const sign = Math.sign(depth);
-
-    const shaped = 2 ** (mag * (1 - dcoffset));
-    const dp = clamp((sign * shaped * frequency) - frequency, -20000, 20000);
-    console.info(dp)
+    depth = depth ?? 1;
     const time = cycle / cps;
-    // let d = 2 ** -dcoffset
-    const lfoValues = { depth: dp, dcoffset, skew, shape, frequency: rate, min: 10, max: 20000, time };
+    const lfoValues = {
+      depth: (depth ?? 1) * frequency,
+      dcoffset,
+      skew,
+      shape,
+      frequency: rate ?? cps,
+      min: -frequency + 30,
+      max: 20000 - frequency,
+      time,
+      curve: 1,
+    };
     getParamLfo(context, frequencyParam, start, end, lfoValues);
   }
 
@@ -403,7 +401,7 @@ export function applyFM(param, value, begin) {
     duration,
   } = value;
   let modulator;
-  let stop = () => { };
+  let stop = () => {};
 
   if (fmModulationIndex) {
     const ac = getAudioContext();

From bde17594ceae18ed4a483715932b124638b62d72 Mon Sep 17 00:00:00 2001
From: "Jade (Rose) Rowland" <jaderowlanddev@gmail.com>
Date: Sun, 23 Nov 2025 00:33:52 -0500
Subject: [PATCH 3/5] test

---
 test/__snapshots__/examples.test.mjs.snap | 207 ++++++++++++++++++++++
 1 file changed, 207 insertions(+)

diff --git a/test/__snapshots__/examples.test.mjs.snap b/test/__snapshots__/examples.test.mjs.snap
index 31e4bddd3..4345eedbf 100644
--- a/test/__snapshots__/examples.test.mjs.snap
+++ b/test/__snapshots__/examples.test.mjs.snap
@@ -5969,6 +5969,75 @@ exports[`runs examples > example "lpdecay" example index 0 1`] = `
 ]
 `;
 
+exports[`runs examples > example "lpdepth" example index 0 1`] = `
+[
+  "[ 0/1 → 1/16 | note:c s:sawtooth cutoff:600 lpdepth:1 ]",
+  "[ 1/16 → 1/8 | note:c s:sawtooth cutoff:600 lpdepth:1 ]",
+  "[ 1/8 → 3/16 | note:c# s:sawtooth cutoff:600 lpdepth:1 ]",
+  "[ 3/16 → 1/4 | note:c s:sawtooth cutoff:600 lpdepth:1 ]",
+  "[ 1/4 → 5/16 | note:c s:sawtooth cutoff:600 lpdepth:1 ]",
+  "[ 5/16 → 3/8 | note:c4 s:sawtooth cutoff:600 lpdepth:1 ]",
+  "[ 3/8 → 7/16 | note:c s:sawtooth cutoff:600 lpdepth:1 ]",
+  "[ 7/16 → 1/2 | note:c s:sawtooth cutoff:600 lpdepth:1 ]",
+  "[ 1/2 → 9/16 | note:c# s:sawtooth cutoff:600 lpdepth:1 ]",
+  "[ 9/16 → 5/8 | note:c s:sawtooth cutoff:600 lpdepth:1 ]",
+  "[ 5/8 → 11/16 | note:c s:sawtooth cutoff:600 lpdepth:1 ]",
+  "[ 11/16 → 3/4 | note:c4 s:sawtooth cutoff:600 lpdepth:1 ]",
+  "[ 3/4 → 13/16 | note:c s:sawtooth cutoff:600 lpdepth:1 ]",
+  "[ 13/16 → 7/8 | note:c s:sawtooth cutoff:600 lpdepth:1 ]",
+  "[ 7/8 → 15/16 | note:c# s:sawtooth cutoff:600 lpdepth:1 ]",
+  "[ 15/16 → 1/1 | note:c s:sawtooth cutoff:600 lpdepth:1 ]",
+  "[ 1/1 → 17/16 | note:c s:sawtooth cutoff:600 lpdepth:0.5 ]",
+  "[ 17/16 → 9/8 | note:c4 s:sawtooth cutoff:600 lpdepth:0.5 ]",
+  "[ 9/8 → 19/16 | note:c s:sawtooth cutoff:600 lpdepth:0.5 ]",
+  "[ 19/16 → 5/4 | note:c s:sawtooth cutoff:600 lpdepth:0.5 ]",
+  "[ 5/4 → 21/16 | note:c# s:sawtooth cutoff:600 lpdepth:0.5 ]",
+  "[ 21/16 → 11/8 | note:c s:sawtooth cutoff:600 lpdepth:0.5 ]",
+  "[ 11/8 → 23/16 | note:c s:sawtooth cutoff:600 lpdepth:0.5 ]",
+  "[ 23/16 → 3/2 | note:c4 s:sawtooth cutoff:600 lpdepth:0.5 ]",
+  "[ 3/2 → 25/16 | note:c s:sawtooth cutoff:600 lpdepth:0.5 ]",
+  "[ 25/16 → 13/8 | note:c s:sawtooth cutoff:600 lpdepth:0.5 ]",
+  "[ 13/8 → 27/16 | note:c# s:sawtooth cutoff:600 lpdepth:0.5 ]",
+  "[ 27/16 → 7/4 | note:c s:sawtooth cutoff:600 lpdepth:0.5 ]",
+  "[ 7/4 → 29/16 | note:c s:sawtooth cutoff:600 lpdepth:0.5 ]",
+  "[ 29/16 → 15/8 | note:c4 s:sawtooth cutoff:600 lpdepth:0.5 ]",
+  "[ 15/8 → 31/16 | note:c s:sawtooth cutoff:600 lpdepth:0.5 ]",
+  "[ 31/16 → 2/1 | note:c s:sawtooth cutoff:600 lpdepth:0.5 ]",
+  "[ 2/1 → 33/16 | note:c# s:sawtooth cutoff:600 lpdepth:1.8 ]",
+  "[ 33/16 → 17/8 | note:c s:sawtooth cutoff:600 lpdepth:1.8 ]",
+  "[ 17/8 → 35/16 | note:c s:sawtooth cutoff:600 lpdepth:1.8 ]",
+  "[ 35/16 → 9/4 | note:c4 s:sawtooth cutoff:600 lpdepth:1.8 ]",
+  "[ 9/4 → 37/16 | note:c s:sawtooth cutoff:600 lpdepth:1.8 ]",
+  "[ 37/16 → 19/8 | note:c s:sawtooth cutoff:600 lpdepth:1.8 ]",
+  "[ 19/8 → 39/16 | note:c# s:sawtooth cutoff:600 lpdepth:1.8 ]",
+  "[ 39/16 → 5/2 | note:c s:sawtooth cutoff:600 lpdepth:1.8 ]",
+  "[ 5/2 → 41/16 | note:c s:sawtooth cutoff:600 lpdepth:1.8 ]",
+  "[ 41/16 → 21/8 | note:c4 s:sawtooth cutoff:600 lpdepth:1.8 ]",
+  "[ 21/8 → 43/16 | note:c s:sawtooth cutoff:600 lpdepth:1.8 ]",
+  "[ 43/16 → 11/4 | note:c s:sawtooth cutoff:600 lpdepth:1.8 ]",
+  "[ 11/4 → 45/16 | note:c# s:sawtooth cutoff:600 lpdepth:1.8 ]",
+  "[ 45/16 → 23/8 | note:c s:sawtooth cutoff:600 lpdepth:1.8 ]",
+  "[ 23/8 → 47/16 | note:c s:sawtooth cutoff:600 lpdepth:1.8 ]",
+  "[ 47/16 → 3/1 | note:c4 s:sawtooth cutoff:600 lpdepth:1.8 ]",
+  "[ 3/1 → 49/16 | note:c s:sawtooth cutoff:600 lpdepth:0 ]",
+  "[ 49/16 → 25/8 | note:c s:sawtooth cutoff:600 lpdepth:0 ]",
+  "[ 25/8 → 51/16 | note:c# s:sawtooth cutoff:600 lpdepth:0 ]",
+  "[ 51/16 → 13/4 | note:c s:sawtooth cutoff:600 lpdepth:0 ]",
+  "[ 13/4 → 53/16 | note:c s:sawtooth cutoff:600 lpdepth:0 ]",
+  "[ 53/16 → 27/8 | note:c4 s:sawtooth cutoff:600 lpdepth:0 ]",
+  "[ 27/8 → 55/16 | note:c s:sawtooth cutoff:600 lpdepth:0 ]",
+  "[ 55/16 → 7/2 | note:c s:sawtooth cutoff:600 lpdepth:0 ]",
+  "[ 7/2 → 57/16 | note:c# s:sawtooth cutoff:600 lpdepth:0 ]",
+  "[ 57/16 → 29/8 | note:c s:sawtooth cutoff:600 lpdepth:0 ]",
+  "[ 29/8 → 59/16 | note:c s:sawtooth cutoff:600 lpdepth:0 ]",
+  "[ 59/16 → 15/4 | note:c4 s:sawtooth cutoff:600 lpdepth:0 ]",
+  "[ 15/4 → 61/16 | note:c s:sawtooth cutoff:600 lpdepth:0 ]",
+  "[ 61/16 → 31/8 | note:c s:sawtooth cutoff:600 lpdepth:0 ]",
+  "[ 31/8 → 63/16 | note:c# s:sawtooth cutoff:600 lpdepth:0 ]",
+  "[ 63/16 → 4/1 | note:c s:sawtooth cutoff:600 lpdepth:0 ]",
+]
+`;
+
 exports[`runs examples > example "lpenv" example index 0 1`] = `
 [
   "[ 0/1 → 1/4 | note:c2 s:sawtooth cutoff:300 lpattack:0.5 lpenv:4 ]",
@@ -6157,6 +6226,75 @@ exports[`runs examples > example "lpq" example index 0 1`] = `
 ]
 `;
 
+exports[`runs examples > example "lprate" example index 0 1`] = `
+[
+  "[ 0/1 → 1/16 | note:c s:sawtooth cutoff:600 lprate:4 ]",
+  "[ 1/16 → 1/8 | note:c s:sawtooth cutoff:600 lprate:4 ]",
+  "[ 1/8 → 3/16 | note:c# s:sawtooth cutoff:600 lprate:4 ]",
+  "[ 3/16 → 1/4 | note:c s:sawtooth cutoff:600 lprate:4 ]",
+  "[ 1/4 → 5/16 | note:c s:sawtooth cutoff:600 lprate:4 ]",
+  "[ 5/16 → 3/8 | note:c4 s:sawtooth cutoff:600 lprate:4 ]",
+  "[ 3/8 → 7/16 | note:c s:sawtooth cutoff:600 lprate:4 ]",
+  "[ 7/16 → 1/2 | note:c s:sawtooth cutoff:600 lprate:4 ]",
+  "[ 1/2 → 9/16 | note:c# s:sawtooth cutoff:600 lprate:4 ]",
+  "[ 9/16 → 5/8 | note:c s:sawtooth cutoff:600 lprate:4 ]",
+  "[ 5/8 → 11/16 | note:c s:sawtooth cutoff:600 lprate:4 ]",
+  "[ 11/16 → 3/4 | note:c4 s:sawtooth cutoff:600 lprate:4 ]",
+  "[ 3/4 → 13/16 | note:c s:sawtooth cutoff:600 lprate:4 ]",
+  "[ 13/16 → 7/8 | note:c s:sawtooth cutoff:600 lprate:4 ]",
+  "[ 7/8 → 15/16 | note:c# s:sawtooth cutoff:600 lprate:4 ]",
+  "[ 15/16 → 1/1 | note:c s:sawtooth cutoff:600 lprate:4 ]",
+  "[ 1/1 → 17/16 | note:c s:sawtooth cutoff:600 lprate:8 ]",
+  "[ 17/16 → 9/8 | note:c4 s:sawtooth cutoff:600 lprate:8 ]",
+  "[ 9/8 → 19/16 | note:c s:sawtooth cutoff:600 lprate:8 ]",
+  "[ 19/16 → 5/4 | note:c s:sawtooth cutoff:600 lprate:8 ]",
+  "[ 5/4 → 21/16 | note:c# s:sawtooth cutoff:600 lprate:8 ]",
+  "[ 21/16 → 11/8 | note:c s:sawtooth cutoff:600 lprate:8 ]",
+  "[ 11/8 → 23/16 | note:c s:sawtooth cutoff:600 lprate:8 ]",
+  "[ 23/16 → 3/2 | note:c4 s:sawtooth cutoff:600 lprate:8 ]",
+  "[ 3/2 → 25/16 | note:c s:sawtooth cutoff:600 lprate:8 ]",
+  "[ 25/16 → 13/8 | note:c s:sawtooth cutoff:600 lprate:8 ]",
+  "[ 13/8 → 27/16 | note:c# s:sawtooth cutoff:600 lprate:8 ]",
+  "[ 27/16 → 7/4 | note:c s:sawtooth cutoff:600 lprate:8 ]",
+  "[ 7/4 → 29/16 | note:c s:sawtooth cutoff:600 lprate:8 ]",
+  "[ 29/16 → 15/8 | note:c4 s:sawtooth cutoff:600 lprate:8 ]",
+  "[ 15/8 → 31/16 | note:c s:sawtooth cutoff:600 lprate:8 ]",
+  "[ 31/16 → 2/1 | note:c s:sawtooth cutoff:600 lprate:8 ]",
+  "[ 2/1 → 33/16 | note:c# s:sawtooth cutoff:600 lprate:2 ]",
+  "[ 33/16 → 17/8 | note:c s:sawtooth cutoff:600 lprate:2 ]",
+  "[ 17/8 → 35/16 | note:c s:sawtooth cutoff:600 lprate:2 ]",
+  "[ 35/16 → 9/4 | note:c4 s:sawtooth cutoff:600 lprate:2 ]",
+  "[ 9/4 → 37/16 | note:c s:sawtooth cutoff:600 lprate:2 ]",
+  "[ 37/16 → 19/8 | note:c s:sawtooth cutoff:600 lprate:2 ]",
+  "[ 19/8 → 39/16 | note:c# s:sawtooth cutoff:600 lprate:2 ]",
+  "[ 39/16 → 5/2 | note:c s:sawtooth cutoff:600 lprate:2 ]",
+  "[ 5/2 → 41/16 | note:c s:sawtooth cutoff:600 lprate:2 ]",
+  "[ 41/16 → 21/8 | note:c4 s:sawtooth cutoff:600 lprate:2 ]",
+  "[ 21/8 → 43/16 | note:c s:sawtooth cutoff:600 lprate:2 ]",
+  "[ 43/16 → 11/4 | note:c s:sawtooth cutoff:600 lprate:2 ]",
+  "[ 11/4 → 45/16 | note:c# s:sawtooth cutoff:600 lprate:2 ]",
+  "[ 45/16 → 23/8 | note:c s:sawtooth cutoff:600 lprate:2 ]",
+  "[ 23/8 → 47/16 | note:c s:sawtooth cutoff:600 lprate:2 ]",
+  "[ 47/16 → 3/1 | note:c4 s:sawtooth cutoff:600 lprate:2 ]",
+  "[ 3/1 → 49/16 | note:c s:sawtooth cutoff:600 lprate:1 ]",
+  "[ 49/16 → 25/8 | note:c s:sawtooth cutoff:600 lprate:1 ]",
+  "[ 25/8 → 51/16 | note:c# s:sawtooth cutoff:600 lprate:1 ]",
+  "[ 51/16 → 13/4 | note:c s:sawtooth cutoff:600 lprate:1 ]",
+  "[ 13/4 → 53/16 | note:c s:sawtooth cutoff:600 lprate:1 ]",
+  "[ 53/16 → 27/8 | note:c4 s:sawtooth cutoff:600 lprate:1 ]",
+  "[ 27/8 → 55/16 | note:c s:sawtooth cutoff:600 lprate:1 ]",
+  "[ 55/16 → 7/2 | note:c s:sawtooth cutoff:600 lprate:1 ]",
+  "[ 7/2 → 57/16 | note:c# s:sawtooth cutoff:600 lprate:1 ]",
+  "[ 57/16 → 29/8 | note:c s:sawtooth cutoff:600 lprate:1 ]",
+  "[ 29/8 → 59/16 | note:c s:sawtooth cutoff:600 lprate:1 ]",
+  "[ 59/16 → 15/4 | note:c4 s:sawtooth cutoff:600 lprate:1 ]",
+  "[ 15/4 → 61/16 | note:c s:sawtooth cutoff:600 lprate:1 ]",
+  "[ 61/16 → 31/8 | note:c s:sawtooth cutoff:600 lprate:1 ]",
+  "[ 31/8 → 63/16 | note:c# s:sawtooth cutoff:600 lprate:1 ]",
+  "[ 63/16 → 4/1 | note:c s:sawtooth cutoff:600 lprate:1 ]",
+]
+`;
+
 exports[`runs examples > example "lprelease" example index 0 1`] = `
 [
   "[ 0/1 → 1/4 | note:c2 s:sawtooth clip:0.5 cutoff:300 lpenv:4 lprelease:0.5 release:0.5 ]",
@@ -6199,6 +6337,75 @@ exports[`runs examples > example "lpsustain" example index 0 1`] = `
 ]
 `;
 
+exports[`runs examples > example "lpsync" example index 0 1`] = `
+[
+  "[ 0/1 → 1/16 | note:c s:sawtooth cutoff:600 lpsync:4 ]",
+  "[ 1/16 → 1/8 | note:c s:sawtooth cutoff:600 lpsync:4 ]",
+  "[ 1/8 → 3/16 | note:c# s:sawtooth cutoff:600 lpsync:4 ]",
+  "[ 3/16 → 1/4 | note:c s:sawtooth cutoff:600 lpsync:4 ]",
+  "[ 1/4 → 5/16 | note:c s:sawtooth cutoff:600 lpsync:4 ]",
+  "[ 5/16 → 3/8 | note:c4 s:sawtooth cutoff:600 lpsync:4 ]",
+  "[ 3/8 → 7/16 | note:c s:sawtooth cutoff:600 lpsync:4 ]",
+  "[ 7/16 → 1/2 | note:c s:sawtooth cutoff:600 lpsync:4 ]",
+  "[ 1/2 → 9/16 | note:c# s:sawtooth cutoff:600 lpsync:4 ]",
+  "[ 9/16 → 5/8 | note:c s:sawtooth cutoff:600 lpsync:4 ]",
+  "[ 5/8 → 11/16 | note:c s:sawtooth cutoff:600 lpsync:4 ]",
+  "[ 11/16 → 3/4 | note:c4 s:sawtooth cutoff:600 lpsync:4 ]",
+  "[ 3/4 → 13/16 | note:c s:sawtooth cutoff:600 lpsync:4 ]",
+  "[ 13/16 → 7/8 | note:c s:sawtooth cutoff:600 lpsync:4 ]",
+  "[ 7/8 → 15/16 | note:c# s:sawtooth cutoff:600 lpsync:4 ]",
+  "[ 15/16 → 1/1 | note:c s:sawtooth cutoff:600 lpsync:4 ]",
+  "[ 1/1 → 17/16 | note:c s:sawtooth cutoff:600 lpsync:8 ]",
+  "[ 17/16 → 9/8 | note:c4 s:sawtooth cutoff:600 lpsync:8 ]",
+  "[ 9/8 → 19/16 | note:c s:sawtooth cutoff:600 lpsync:8 ]",
+  "[ 19/16 → 5/4 | note:c s:sawtooth cutoff:600 lpsync:8 ]",
+  "[ 5/4 → 21/16 | note:c# s:sawtooth cutoff:600 lpsync:8 ]",
+  "[ 21/16 → 11/8 | note:c s:sawtooth cutoff:600 lpsync:8 ]",
+  "[ 11/8 → 23/16 | note:c s:sawtooth cutoff:600 lpsync:8 ]",
+  "[ 23/16 → 3/2 | note:c4 s:sawtooth cutoff:600 lpsync:8 ]",
+  "[ 3/2 → 25/16 | note:c s:sawtooth cutoff:600 lpsync:8 ]",
+  "[ 25/16 → 13/8 | note:c s:sawtooth cutoff:600 lpsync:8 ]",
+  "[ 13/8 → 27/16 | note:c# s:sawtooth cutoff:600 lpsync:8 ]",
+  "[ 27/16 → 7/4 | note:c s:sawtooth cutoff:600 lpsync:8 ]",
+  "[ 7/4 → 29/16 | note:c s:sawtooth cutoff:600 lpsync:8 ]",
+  "[ 29/16 → 15/8 | note:c4 s:sawtooth cutoff:600 lpsync:8 ]",
+  "[ 15/8 → 31/16 | note:c s:sawtooth cutoff:600 lpsync:8 ]",
+  "[ 31/16 → 2/1 | note:c s:sawtooth cutoff:600 lpsync:8 ]",
+  "[ 2/1 → 33/16 | note:c# s:sawtooth cutoff:600 lpsync:2 ]",
+  "[ 33/16 → 17/8 | note:c s:sawtooth cutoff:600 lpsync:2 ]",
+  "[ 17/8 → 35/16 | note:c s:sawtooth cutoff:600 lpsync:2 ]",
+  "[ 35/16 → 9/4 | note:c4 s:sawtooth cutoff:600 lpsync:2 ]",
+  "[ 9/4 → 37/16 | note:c s:sawtooth cutoff:600 lpsync:2 ]",
+  "[ 37/16 → 19/8 | note:c s:sawtooth cutoff:600 lpsync:2 ]",
+  "[ 19/8 → 39/16 | note:c# s:sawtooth cutoff:600 lpsync:2 ]",
+  "[ 39/16 → 5/2 | note:c s:sawtooth cutoff:600 lpsync:2 ]",
+  "[ 5/2 → 41/16 | note:c s:sawtooth cutoff:600 lpsync:2 ]",
+  "[ 41/16 → 21/8 | note:c4 s:sawtooth cutoff:600 lpsync:2 ]",
+  "[ 21/8 → 43/16 | note:c s:sawtooth cutoff:600 lpsync:2 ]",
+  "[ 43/16 → 11/4 | note:c s:sawtooth cutoff:600 lpsync:2 ]",
+  "[ 11/4 → 45/16 | note:c# s:sawtooth cutoff:600 lpsync:2 ]",
+  "[ 45/16 → 23/8 | note:c s:sawtooth cutoff:600 lpsync:2 ]",
+  "[ 23/8 → 47/16 | note:c s:sawtooth cutoff:600 lpsync:2 ]",
+  "[ 47/16 → 3/1 | note:c4 s:sawtooth cutoff:600 lpsync:2 ]",
+  "[ 3/1 → 49/16 | note:c s:sawtooth cutoff:600 lpsync:1 ]",
+  "[ 49/16 → 25/8 | note:c s:sawtooth cutoff:600 lpsync:1 ]",
+  "[ 25/8 → 51/16 | note:c# s:sawtooth cutoff:600 lpsync:1 ]",
+  "[ 51/16 → 13/4 | note:c s:sawtooth cutoff:600 lpsync:1 ]",
+  "[ 13/4 → 53/16 | note:c s:sawtooth cutoff:600 lpsync:1 ]",
+  "[ 53/16 → 27/8 | note:c4 s:sawtooth cutoff:600 lpsync:1 ]",
+  "[ 27/8 → 55/16 | note:c s:sawtooth cutoff:600 lpsync:1 ]",
+  "[ 55/16 → 7/2 | note:c s:sawtooth cutoff:600 lpsync:1 ]",
+  "[ 7/2 → 57/16 | note:c# s:sawtooth cutoff:600 lpsync:1 ]",
+  "[ 57/16 → 29/8 | note:c s:sawtooth cutoff:600 lpsync:1 ]",
+  "[ 29/8 → 59/16 | note:c s:sawtooth cutoff:600 lpsync:1 ]",
+  "[ 59/16 → 15/4 | note:c4 s:sawtooth cutoff:600 lpsync:1 ]",
+  "[ 15/4 → 61/16 | note:c s:sawtooth cutoff:600 lpsync:1 ]",
+  "[ 61/16 → 31/8 | note:c s:sawtooth cutoff:600 lpsync:1 ]",
+  "[ 31/8 → 63/16 | note:c# s:sawtooth cutoff:600 lpsync:1 ]",
+  "[ 63/16 → 4/1 | note:c s:sawtooth cutoff:600 lpsync:1 ]",
+]
+`;
+
 exports[`runs examples > example "lrate" example index 0 1`] = `
 [
   "[ 0/1 → 1/1 | n:0 s:supersquare leslie:1 lrate:1 ]",

From e86850b6d83a16f7a0d7e5a64648d62b0035d18f Mon Sep 17 00:00:00 2001
From: "Jade (Rose) Rowland" <jaderowlanddev@gmail.com>
Date: Mon, 24 Nov 2025 11:19:49 -0500
Subject: [PATCH 4/5] frequency mod

---
 packages/core/controls.mjs         | 40 +++++++++++++++++++++++++++++-
 packages/superdough/helpers.mjs    |  7 ++++--
 packages/superdough/superdough.mjs |  7 ++++--
 3 files changed, 49 insertions(+), 5 deletions(-)

diff --git a/packages/core/controls.mjs b/packages/core/controls.mjs
index 2ff2089df..a9d7cc266 100644
--- a/packages/core/controls.mjs
+++ b/packages/core/controls.mjs
@@ -1319,6 +1319,18 @@ export const { lpsync } = registerControl('lpsync');
  */
 
 export const { lpdepth } = registerControl('lpdepth');
+/**
+ * Depth of the LFO for the lowpass filter, in HZ
+ *
+ * @name lpdepthfrequency
+ * @synonyms
+ * lpdethfreq
+ * @param {number | Pattern} depth depth of modulation
+ * @example
+ * note("<c c c# c c c4>*16").s("sawtooth").lpf(600).lpdepthfrequency("<200 500 100 0>")
+ */
+
+export const { lpdepthfrequency } = registerControl('lpdepthfrequency', 'lpdepthfreq');
 
 /**
  * Shape of the LFO for the lowpass filter
@@ -1368,6 +1380,19 @@ export const { bpsync } = registerControl('bpsync');
  */
 export const { bpdepth } = registerControl('bpdepth');
 
+/**
+ * Depth of the LFO for the bandpass filter, in HZ
+ *
+ * @name bpdepthfrequency
+ * @synonyms
+ * bpdethfreq
+ * @param {number | Pattern} depth depth of modulation
+ * @example
+ * note("<c c c# c c c4>*16").s("sawtooth").lpf(600).bpdepthfrequency("<200 500 100 0>")
+ */
+
+export const { bpdepthfrequency } = registerControl('bpdepthfrequency', 'bpdepthfreq');
+
 /**
  * Shape of the LFO for the bandpass filter
  *
@@ -1414,7 +1439,20 @@ export const { hpsync } = registerControl('hpsync');
  * @name hpdepth
  * @param {number | Pattern} depth depth of modulation
  */
-export const { hpdepth } = registerControl('hpdepth');
+export const { hpdepth, hpdepthfreq } = registerControl('hpdepth');
+
+/**
+ * Depth of the LFO for the hipass filter, in hz
+ *
+ * @name hpdepthfrequency
+ * @synonyms
+ * hpdethfreq
+ * @param {number | Pattern} depth depth of modulation
+ * @example
+ * note("<c c c# c c c4>*16").s("sawtooth").lpf(600).hpdepthfrequency("<200 500 100 0>")
+ */
+
+export const { hpdepthfrequency } = registerControl('hpdepthfrequency', 'hpdepthfreq');
 
 /**
  * Shape of the LFO for the highpass filter
diff --git a/packages/superdough/helpers.mjs b/packages/superdough/helpers.mjs
index 11427dc5b..ad11f595c 100644
--- a/packages/superdough/helpers.mjs
+++ b/packages/superdough/helpers.mjs
@@ -201,12 +201,14 @@ export function createFilter(context, start, end, params, cps, cycle) {
     q = 1,
     drive = 0.69,
     depth,
+    depthfrequency,
     dcoffset = -0.5,
     skew,
     shape,
     rate,
     sync,
   } = params;
+
   let frequencyParam, filter;
   if (model === 'ladder') {
     filter = getWorklet(context, 'ladder-processor', { frequency, q, drive });
@@ -237,12 +239,13 @@ export function createFilter(context, start, end, params, cps, cycle) {
   if (sync != null) {
     rate = cps * sync;
   }
-  const hasLFO = [depth, skew, shape, rate].some((v) => v !== undefined);
+  const hasLFO = [depth, depthfrequency, skew, shape, rate].some((v) => v !== undefined);
   if (hasLFO) {
     depth = depth ?? 1;
     const time = cycle / cps;
+    const modDepth = depthfrequency ?? (depth ?? 1) * frequency;
     const lfoValues = {
-      depth: (depth ?? 1) * frequency,
+      depth: modDepth,
       dcoffset,
       skew,
       shape,
diff --git a/packages/superdough/superdough.mjs b/packages/superdough/superdough.mjs
index 4e1a145c0..e3177c7d6 100644
--- a/packages/superdough/superdough.mjs
+++ b/packages/superdough/superdough.mjs
@@ -553,6 +553,7 @@ export const superdough = async (value, t, hapDuration, cps = 0.5, cycle = 0.5)
       rate: 'lprate',
       sync: 'lpsync',
       depth: 'lpdepth',
+      depthfrequency: 'lpdepthfrequency',
       shape: 'lpshape',
       dcoffset: 'lpdc',
       skew: 'lpskew',
@@ -581,13 +582,14 @@ export const superdough = async (value, t, hapDuration, cps = 0.5, cycle = 0.5)
       rate: 'hprate',
       sync: 'hpsync',
       depth: 'hpdepth',
+      depthfrequency: 'hpdepthfrequency',
       shape: 'hpshape',
       dcoffset: 'hpdc',
       skew: 'hpskew',
     };
     const hpParams = pickAndRename(value, hpMap);
     hpParams.type = 'highpass';
-    let hp = () => createFilter(ac, t, end, hpParams, cps);
+    let hp = () => createFilter(ac, t, end, hpParams, cps, cycle);
     chain.push(hp());
     if (ftype === '24db') {
       chain.push(hp());
@@ -609,13 +611,14 @@ export const superdough = async (value, t, hapDuration, cps = 0.5, cycle = 0.5)
       rate: 'bprate',
       sync: 'bpsync',
       depth: 'bpdepth',
+      depthfrequency: 'bpdepthfrequency',
       shape: 'bpshape',
       dcoffset: 'bpdc',
       skew: 'bpskew',
     };
     const bpParams = pickAndRename(value, bpMap);
     bpParams.type = 'bandpass';
-    let bp = () => createFilter(ac, t, end, bpParams, cps);
+    let bp = () => createFilter(ac, t, end, bpParams, cps, cycle);
     chain.push(bp());
     if (ftype === '24db') {
       chain.push(bp());

From 7ee6b933cc032c698eef1ac2bfd5f83eafc4a3ef Mon Sep 17 00:00:00 2001
From: "Jade (Rose) Rowland" <jaderowlanddev@gmail.com>
Date: Mon, 24 Nov 2025 11:33:21 -0500
Subject: [PATCH 5/5] add tests

---
 test/__snapshots__/examples.test.mjs.snap | 207 ++++++++++++++++++++++
 1 file changed, 207 insertions(+)

diff --git a/test/__snapshots__/examples.test.mjs.snap b/test/__snapshots__/examples.test.mjs.snap
index 4345eedbf..8cbee39da 100644
--- a/test/__snapshots__/examples.test.mjs.snap
+++ b/test/__snapshots__/examples.test.mjs.snap
@@ -1391,6 +1391,75 @@ exports[`runs examples > example "bpdecay" example index 0 1`] = `
 ]
 `;
 
+exports[`runs examples > example "bpdepthfrequency" example index 0 1`] = `
+[
+  "[ 0/1 → 1/16 | note:c s:sawtooth cutoff:600 bpdepthfrequency:200 ]",
+  "[ 1/16 → 1/8 | note:c s:sawtooth cutoff:600 bpdepthfrequency:200 ]",
+  "[ 1/8 → 3/16 | note:c# s:sawtooth cutoff:600 bpdepthfrequency:200 ]",
+  "[ 3/16 → 1/4 | note:c s:sawtooth cutoff:600 bpdepthfrequency:200 ]",
+  "[ 1/4 → 5/16 | note:c s:sawtooth cutoff:600 bpdepthfrequency:200 ]",
+  "[ 5/16 → 3/8 | note:c4 s:sawtooth cutoff:600 bpdepthfrequency:200 ]",
+  "[ 3/8 → 7/16 | note:c s:sawtooth cutoff:600 bpdepthfrequency:200 ]",
+  "[ 7/16 → 1/2 | note:c s:sawtooth cutoff:600 bpdepthfrequency:200 ]",
+  "[ 1/2 → 9/16 | note:c# s:sawtooth cutoff:600 bpdepthfrequency:200 ]",
+  "[ 9/16 → 5/8 | note:c s:sawtooth cutoff:600 bpdepthfrequency:200 ]",
+  "[ 5/8 → 11/16 | note:c s:sawtooth cutoff:600 bpdepthfrequency:200 ]",
+  "[ 11/16 → 3/4 | note:c4 s:sawtooth cutoff:600 bpdepthfrequency:200 ]",
+  "[ 3/4 → 13/16 | note:c s:sawtooth cutoff:600 bpdepthfrequency:200 ]",
+  "[ 13/16 → 7/8 | note:c s:sawtooth cutoff:600 bpdepthfrequency:200 ]",
+  "[ 7/8 → 15/16 | note:c# s:sawtooth cutoff:600 bpdepthfrequency:200 ]",
+  "[ 15/16 → 1/1 | note:c s:sawtooth cutoff:600 bpdepthfrequency:200 ]",
+  "[ 1/1 → 17/16 | note:c s:sawtooth cutoff:600 bpdepthfrequency:500 ]",
+  "[ 17/16 → 9/8 | note:c4 s:sawtooth cutoff:600 bpdepthfrequency:500 ]",
+  "[ 9/8 → 19/16 | note:c s:sawtooth cutoff:600 bpdepthfrequency:500 ]",
+  "[ 19/16 → 5/4 | note:c s:sawtooth cutoff:600 bpdepthfrequency:500 ]",
+  "[ 5/4 → 21/16 | note:c# s:sawtooth cutoff:600 bpdepthfrequency:500 ]",
+  "[ 21/16 → 11/8 | note:c s:sawtooth cutoff:600 bpdepthfrequency:500 ]",
+  "[ 11/8 → 23/16 | note:c s:sawtooth cutoff:600 bpdepthfrequency:500 ]",
+  "[ 23/16 → 3/2 | note:c4 s:sawtooth cutoff:600 bpdepthfrequency:500 ]",
+  "[ 3/2 → 25/16 | note:c s:sawtooth cutoff:600 bpdepthfrequency:500 ]",
+  "[ 25/16 → 13/8 | note:c s:sawtooth cutoff:600 bpdepthfrequency:500 ]",
+  "[ 13/8 → 27/16 | note:c# s:sawtooth cutoff:600 bpdepthfrequency:500 ]",
+  "[ 27/16 → 7/4 | note:c s:sawtooth cutoff:600 bpdepthfrequency:500 ]",
+  "[ 7/4 → 29/16 | note:c s:sawtooth cutoff:600 bpdepthfrequency:500 ]",
+  "[ 29/16 → 15/8 | note:c4 s:sawtooth cutoff:600 bpdepthfrequency:500 ]",
+  "[ 15/8 → 31/16 | note:c s:sawtooth cutoff:600 bpdepthfrequency:500 ]",
+  "[ 31/16 → 2/1 | note:c s:sawtooth cutoff:600 bpdepthfrequency:500 ]",
+  "[ 2/1 → 33/16 | note:c# s:sawtooth cutoff:600 bpdepthfrequency:100 ]",
+  "[ 33/16 → 17/8 | note:c s:sawtooth cutoff:600 bpdepthfrequency:100 ]",
+  "[ 17/8 → 35/16 | note:c s:sawtooth cutoff:600 bpdepthfrequency:100 ]",
+  "[ 35/16 → 9/4 | note:c4 s:sawtooth cutoff:600 bpdepthfrequency:100 ]",
+  "[ 9/4 → 37/16 | note:c s:sawtooth cutoff:600 bpdepthfrequency:100 ]",
+  "[ 37/16 → 19/8 | note:c s:sawtooth cutoff:600 bpdepthfrequency:100 ]",
+  "[ 19/8 → 39/16 | note:c# s:sawtooth cutoff:600 bpdepthfrequency:100 ]",
+  "[ 39/16 → 5/2 | note:c s:sawtooth cutoff:600 bpdepthfrequency:100 ]",
+  "[ 5/2 → 41/16 | note:c s:sawtooth cutoff:600 bpdepthfrequency:100 ]",
+  "[ 41/16 → 21/8 | note:c4 s:sawtooth cutoff:600 bpdepthfrequency:100 ]",
+  "[ 21/8 → 43/16 | note:c s:sawtooth cutoff:600 bpdepthfrequency:100 ]",
+  "[ 43/16 → 11/4 | note:c s:sawtooth cutoff:600 bpdepthfrequency:100 ]",
+  "[ 11/4 → 45/16 | note:c# s:sawtooth cutoff:600 bpdepthfrequency:100 ]",
+  "[ 45/16 → 23/8 | note:c s:sawtooth cutoff:600 bpdepthfrequency:100 ]",
+  "[ 23/8 → 47/16 | note:c s:sawtooth cutoff:600 bpdepthfrequency:100 ]",
+  "[ 47/16 → 3/1 | note:c4 s:sawtooth cutoff:600 bpdepthfrequency:100 ]",
+  "[ 3/1 → 49/16 | note:c s:sawtooth cutoff:600 bpdepthfrequency:0 ]",
+  "[ 49/16 → 25/8 | note:c s:sawtooth cutoff:600 bpdepthfrequency:0 ]",
+  "[ 25/8 → 51/16 | note:c# s:sawtooth cutoff:600 bpdepthfrequency:0 ]",
+  "[ 51/16 → 13/4 | note:c s:sawtooth cutoff:600 bpdepthfrequency:0 ]",
+  "[ 13/4 → 53/16 | note:c s:sawtooth cutoff:600 bpdepthfrequency:0 ]",
+  "[ 53/16 → 27/8 | note:c4 s:sawtooth cutoff:600 bpdepthfrequency:0 ]",
+  "[ 27/8 → 55/16 | note:c s:sawtooth cutoff:600 bpdepthfrequency:0 ]",
+  "[ 55/16 → 7/2 | note:c s:sawtooth cutoff:600 bpdepthfrequency:0 ]",
+  "[ 7/2 → 57/16 | note:c# s:sawtooth cutoff:600 bpdepthfrequency:0 ]",
+  "[ 57/16 → 29/8 | note:c s:sawtooth cutoff:600 bpdepthfrequency:0 ]",
+  "[ 29/8 → 59/16 | note:c s:sawtooth cutoff:600 bpdepthfrequency:0 ]",
+  "[ 59/16 → 15/4 | note:c4 s:sawtooth cutoff:600 bpdepthfrequency:0 ]",
+  "[ 15/4 → 61/16 | note:c s:sawtooth cutoff:600 bpdepthfrequency:0 ]",
+  "[ 61/16 → 31/8 | note:c s:sawtooth cutoff:600 bpdepthfrequency:0 ]",
+  "[ 31/8 → 63/16 | note:c# s:sawtooth cutoff:600 bpdepthfrequency:0 ]",
+  "[ 63/16 → 4/1 | note:c s:sawtooth cutoff:600 bpdepthfrequency:0 ]",
+]
+`;
+
 exports[`runs examples > example "bpenv" example index 0 1`] = `
 [
   "[ 0/1 → 1/4 | note:c2 s:sawtooth bandf:500 bpattack:0.5 bpenv:4 ]",
@@ -4786,6 +4855,75 @@ exports[`runs examples > example "hpdecay" example index 0 1`] = `
 ]
 `;
 
+exports[`runs examples > example "hpdepthfrequency" example index 0 1`] = `
+[
+  "[ 0/1 → 1/16 | note:c s:sawtooth cutoff:600 hpdepthfrequency:200 ]",
+  "[ 1/16 → 1/8 | note:c s:sawtooth cutoff:600 hpdepthfrequency:200 ]",
+  "[ 1/8 → 3/16 | note:c# s:sawtooth cutoff:600 hpdepthfrequency:200 ]",
+  "[ 3/16 → 1/4 | note:c s:sawtooth cutoff:600 hpdepthfrequency:200 ]",
+  "[ 1/4 → 5/16 | note:c s:sawtooth cutoff:600 hpdepthfrequency:200 ]",
+  "[ 5/16 → 3/8 | note:c4 s:sawtooth cutoff:600 hpdepthfrequency:200 ]",
+  "[ 3/8 → 7/16 | note:c s:sawtooth cutoff:600 hpdepthfrequency:200 ]",
+  "[ 7/16 → 1/2 | note:c s:sawtooth cutoff:600 hpdepthfrequency:200 ]",
+  "[ 1/2 → 9/16 | note:c# s:sawtooth cutoff:600 hpdepthfrequency:200 ]",
+  "[ 9/16 → 5/8 | note:c s:sawtooth cutoff:600 hpdepthfrequency:200 ]",
+  "[ 5/8 → 11/16 | note:c s:sawtooth cutoff:600 hpdepthfrequency:200 ]",
+  "[ 11/16 → 3/4 | note:c4 s:sawtooth cutoff:600 hpdepthfrequency:200 ]",
+  "[ 3/4 → 13/16 | note:c s:sawtooth cutoff:600 hpdepthfrequency:200 ]",
+  "[ 13/16 → 7/8 | note:c s:sawtooth cutoff:600 hpdepthfrequency:200 ]",
+  "[ 7/8 → 15/16 | note:c# s:sawtooth cutoff:600 hpdepthfrequency:200 ]",
+  "[ 15/16 → 1/1 | note:c s:sawtooth cutoff:600 hpdepthfrequency:200 ]",
+  "[ 1/1 → 17/16 | note:c s:sawtooth cutoff:600 hpdepthfrequency:500 ]",
+  "[ 17/16 → 9/8 | note:c4 s:sawtooth cutoff:600 hpdepthfrequency:500 ]",
+  "[ 9/8 → 19/16 | note:c s:sawtooth cutoff:600 hpdepthfrequency:500 ]",
+  "[ 19/16 → 5/4 | note:c s:sawtooth cutoff:600 hpdepthfrequency:500 ]",
+  "[ 5/4 → 21/16 | note:c# s:sawtooth cutoff:600 hpdepthfrequency:500 ]",
+  "[ 21/16 → 11/8 | note:c s:sawtooth cutoff:600 hpdepthfrequency:500 ]",
+  "[ 11/8 → 23/16 | note:c s:sawtooth cutoff:600 hpdepthfrequency:500 ]",
+  "[ 23/16 → 3/2 | note:c4 s:sawtooth cutoff:600 hpdepthfrequency:500 ]",
+  "[ 3/2 → 25/16 | note:c s:sawtooth cutoff:600 hpdepthfrequency:500 ]",
+  "[ 25/16 → 13/8 | note:c s:sawtooth cutoff:600 hpdepthfrequency:500 ]",
+  "[ 13/8 → 27/16 | note:c# s:sawtooth cutoff:600 hpdepthfrequency:500 ]",
+  "[ 27/16 → 7/4 | note:c s:sawtooth cutoff:600 hpdepthfrequency:500 ]",
+  "[ 7/4 → 29/16 | note:c s:sawtooth cutoff:600 hpdepthfrequency:500 ]",
+  "[ 29/16 → 15/8 | note:c4 s:sawtooth cutoff:600 hpdepthfrequency:500 ]",
+  "[ 15/8 → 31/16 | note:c s:sawtooth cutoff:600 hpdepthfrequency:500 ]",
+  "[ 31/16 → 2/1 | note:c s:sawtooth cutoff:600 hpdepthfrequency:500 ]",
+  "[ 2/1 → 33/16 | note:c# s:sawtooth cutoff:600 hpdepthfrequency:100 ]",
+  "[ 33/16 → 17/8 | note:c s:sawtooth cutoff:600 hpdepthfrequency:100 ]",
+  "[ 17/8 → 35/16 | note:c s:sawtooth cutoff:600 hpdepthfrequency:100 ]",
+  "[ 35/16 → 9/4 | note:c4 s:sawtooth cutoff:600 hpdepthfrequency:100 ]",
+  "[ 9/4 → 37/16 | note:c s:sawtooth cutoff:600 hpdepthfrequency:100 ]",
+  "[ 37/16 → 19/8 | note:c s:sawtooth cutoff:600 hpdepthfrequency:100 ]",
+  "[ 19/8 → 39/16 | note:c# s:sawtooth cutoff:600 hpdepthfrequency:100 ]",
+  "[ 39/16 → 5/2 | note:c s:sawtooth cutoff:600 hpdepthfrequency:100 ]",
+  "[ 5/2 → 41/16 | note:c s:sawtooth cutoff:600 hpdepthfrequency:100 ]",
+  "[ 41/16 → 21/8 | note:c4 s:sawtooth cutoff:600 hpdepthfrequency:100 ]",
+  "[ 21/8 → 43/16 | note:c s:sawtooth cutoff:600 hpdepthfrequency:100 ]",
+  "[ 43/16 → 11/4 | note:c s:sawtooth cutoff:600 hpdepthfrequency:100 ]",
+  "[ 11/4 → 45/16 | note:c# s:sawtooth cutoff:600 hpdepthfrequency:100 ]",
+  "[ 45/16 → 23/8 | note:c s:sawtooth cutoff:600 hpdepthfrequency:100 ]",
+  "[ 23/8 → 47/16 | note:c s:sawtooth cutoff:600 hpdepthfrequency:100 ]",
+  "[ 47/16 → 3/1 | note:c4 s:sawtooth cutoff:600 hpdepthfrequency:100 ]",
+  "[ 3/1 → 49/16 | note:c s:sawtooth cutoff:600 hpdepthfrequency:0 ]",
+  "[ 49/16 → 25/8 | note:c s:sawtooth cutoff:600 hpdepthfrequency:0 ]",
+  "[ 25/8 → 51/16 | note:c# s:sawtooth cutoff:600 hpdepthfrequency:0 ]",
+  "[ 51/16 → 13/4 | note:c s:sawtooth cutoff:600 hpdepthfrequency:0 ]",
+  "[ 13/4 → 53/16 | note:c s:sawtooth cutoff:600 hpdepthfrequency:0 ]",
+  "[ 53/16 → 27/8 | note:c4 s:sawtooth cutoff:600 hpdepthfrequency:0 ]",
+  "[ 27/8 → 55/16 | note:c s:sawtooth cutoff:600 hpdepthfrequency:0 ]",
+  "[ 55/16 → 7/2 | note:c s:sawtooth cutoff:600 hpdepthfrequency:0 ]",
+  "[ 7/2 → 57/16 | note:c# s:sawtooth cutoff:600 hpdepthfrequency:0 ]",
+  "[ 57/16 → 29/8 | note:c s:sawtooth cutoff:600 hpdepthfrequency:0 ]",
+  "[ 29/8 → 59/16 | note:c s:sawtooth cutoff:600 hpdepthfrequency:0 ]",
+  "[ 59/16 → 15/4 | note:c4 s:sawtooth cutoff:600 hpdepthfrequency:0 ]",
+  "[ 15/4 → 61/16 | note:c s:sawtooth cutoff:600 hpdepthfrequency:0 ]",
+  "[ 61/16 → 31/8 | note:c s:sawtooth cutoff:600 hpdepthfrequency:0 ]",
+  "[ 31/8 → 63/16 | note:c# s:sawtooth cutoff:600 hpdepthfrequency:0 ]",
+  "[ 63/16 → 4/1 | note:c s:sawtooth cutoff:600 hpdepthfrequency:0 ]",
+]
+`;
+
 exports[`runs examples > example "hpenv" example index 0 1`] = `
 [
   "[ 0/1 → 1/4 | note:c2 s:sawtooth hcutoff:500 hpattack:0.5 hpenv:4 ]",
@@ -6038,6 +6176,75 @@ exports[`runs examples > example "lpdepth" example index 0 1`] = `
 ]
 `;
 
+exports[`runs examples > example "lpdepthfrequency" example index 0 1`] = `
+[
+  "[ 0/1 → 1/16 | note:c s:sawtooth cutoff:600 lpdepthfrequency:200 ]",
+  "[ 1/16 → 1/8 | note:c s:sawtooth cutoff:600 lpdepthfrequency:200 ]",
+  "[ 1/8 → 3/16 | note:c# s:sawtooth cutoff:600 lpdepthfrequency:200 ]",
+  "[ 3/16 → 1/4 | note:c s:sawtooth cutoff:600 lpdepthfrequency:200 ]",
+  "[ 1/4 → 5/16 | note:c s:sawtooth cutoff:600 lpdepthfrequency:200 ]",
+  "[ 5/16 → 3/8 | note:c4 s:sawtooth cutoff:600 lpdepthfrequency:200 ]",
+  "[ 3/8 → 7/16 | note:c s:sawtooth cutoff:600 lpdepthfrequency:200 ]",
+  "[ 7/16 → 1/2 | note:c s:sawtooth cutoff:600 lpdepthfrequency:200 ]",
+  "[ 1/2 → 9/16 | note:c# s:sawtooth cutoff:600 lpdepthfrequency:200 ]",
+  "[ 9/16 → 5/8 | note:c s:sawtooth cutoff:600 lpdepthfrequency:200 ]",
+  "[ 5/8 → 11/16 | note:c s:sawtooth cutoff:600 lpdepthfrequency:200 ]",
+  "[ 11/16 → 3/4 | note:c4 s:sawtooth cutoff:600 lpdepthfrequency:200 ]",
+  "[ 3/4 → 13/16 | note:c s:sawtooth cutoff:600 lpdepthfrequency:200 ]",
+  "[ 13/16 → 7/8 | note:c s:sawtooth cutoff:600 lpdepthfrequency:200 ]",
+  "[ 7/8 → 15/16 | note:c# s:sawtooth cutoff:600 lpdepthfrequency:200 ]",
+  "[ 15/16 → 1/1 | note:c s:sawtooth cutoff:600 lpdepthfrequency:200 ]",
+  "[ 1/1 → 17/16 | note:c s:sawtooth cutoff:600 lpdepthfrequency:500 ]",
+  "[ 17/16 → 9/8 | note:c4 s:sawtooth cutoff:600 lpdepthfrequency:500 ]",
+  "[ 9/8 → 19/16 | note:c s:sawtooth cutoff:600 lpdepthfrequency:500 ]",
+  "[ 19/16 → 5/4 | note:c s:sawtooth cutoff:600 lpdepthfrequency:500 ]",
+  "[ 5/4 → 21/16 | note:c# s:sawtooth cutoff:600 lpdepthfrequency:500 ]",
+  "[ 21/16 → 11/8 | note:c s:sawtooth cutoff:600 lpdepthfrequency:500 ]",
+  "[ 11/8 → 23/16 | note:c s:sawtooth cutoff:600 lpdepthfrequency:500 ]",
+  "[ 23/16 → 3/2 | note:c4 s:sawtooth cutoff:600 lpdepthfrequency:500 ]",
+  "[ 3/2 → 25/16 | note:c s:sawtooth cutoff:600 lpdepthfrequency:500 ]",
+  "[ 25/16 → 13/8 | note:c s:sawtooth cutoff:600 lpdepthfrequency:500 ]",
+  "[ 13/8 → 27/16 | note:c# s:sawtooth cutoff:600 lpdepthfrequency:500 ]",
+  "[ 27/16 → 7/4 | note:c s:sawtooth cutoff:600 lpdepthfrequency:500 ]",
+  "[ 7/4 → 29/16 | note:c s:sawtooth cutoff:600 lpdepthfrequency:500 ]",
+  "[ 29/16 → 15/8 | note:c4 s:sawtooth cutoff:600 lpdepthfrequency:500 ]",
+  "[ 15/8 → 31/16 | note:c s:sawtooth cutoff:600 lpdepthfrequency:500 ]",
+  "[ 31/16 → 2/1 | note:c s:sawtooth cutoff:600 lpdepthfrequency:500 ]",
+  "[ 2/1 → 33/16 | note:c# s:sawtooth cutoff:600 lpdepthfrequency:100 ]",
+  "[ 33/16 → 17/8 | note:c s:sawtooth cutoff:600 lpdepthfrequency:100 ]",
+  "[ 17/8 → 35/16 | note:c s:sawtooth cutoff:600 lpdepthfrequency:100 ]",
+  "[ 35/16 → 9/4 | note:c4 s:sawtooth cutoff:600 lpdepthfrequency:100 ]",
+  "[ 9/4 → 37/16 | note:c s:sawtooth cutoff:600 lpdepthfrequency:100 ]",
+  "[ 37/16 → 19/8 | note:c s:sawtooth cutoff:600 lpdepthfrequency:100 ]",
+  "[ 19/8 → 39/16 | note:c# s:sawtooth cutoff:600 lpdepthfrequency:100 ]",
+  "[ 39/16 → 5/2 | note:c s:sawtooth cutoff:600 lpdepthfrequency:100 ]",
+  "[ 5/2 → 41/16 | note:c s:sawtooth cutoff:600 lpdepthfrequency:100 ]",
+  "[ 41/16 → 21/8 | note:c4 s:sawtooth cutoff:600 lpdepthfrequency:100 ]",
+  "[ 21/8 → 43/16 | note:c s:sawtooth cutoff:600 lpdepthfrequency:100 ]",
+  "[ 43/16 → 11/4 | note:c s:sawtooth cutoff:600 lpdepthfrequency:100 ]",
+  "[ 11/4 → 45/16 | note:c# s:sawtooth cutoff:600 lpdepthfrequency:100 ]",
+  "[ 45/16 → 23/8 | note:c s:sawtooth cutoff:600 lpdepthfrequency:100 ]",
+  "[ 23/8 → 47/16 | note:c s:sawtooth cutoff:600 lpdepthfrequency:100 ]",
+  "[ 47/16 → 3/1 | note:c4 s:sawtooth cutoff:600 lpdepthfrequency:100 ]",
+  "[ 3/1 → 49/16 | note:c s:sawtooth cutoff:600 lpdepthfrequency:0 ]",
+  "[ 49/16 → 25/8 | note:c s:sawtooth cutoff:600 lpdepthfrequency:0 ]",
+  "[ 25/8 → 51/16 | note:c# s:sawtooth cutoff:600 lpdepthfrequency:0 ]",
+  "[ 51/16 → 13/4 | note:c s:sawtooth cutoff:600 lpdepthfrequency:0 ]",
+  "[ 13/4 → 53/16 | note:c s:sawtooth cutoff:600 lpdepthfrequency:0 ]",
+  "[ 53/16 → 27/8 | note:c4 s:sawtooth cutoff:600 lpdepthfrequency:0 ]",
+  "[ 27/8 → 55/16 | note:c s:sawtooth cutoff:600 lpdepthfrequency:0 ]",
+  "[ 55/16 → 7/2 | note:c s:sawtooth cutoff:600 lpdepthfrequency:0 ]",
+  "[ 7/2 → 57/16 | note:c# s:sawtooth cutoff:600 lpdepthfrequency:0 ]",
+  "[ 57/16 → 29/8 | note:c s:sawtooth cutoff:600 lpdepthfrequency:0 ]",
+  "[ 29/8 → 59/16 | note:c s:sawtooth cutoff:600 lpdepthfrequency:0 ]",
+  "[ 59/16 → 15/4 | note:c4 s:sawtooth cutoff:600 lpdepthfrequency:0 ]",
+  "[ 15/4 → 61/16 | note:c s:sawtooth cutoff:600 lpdepthfrequency:0 ]",
+  "[ 61/16 → 31/8 | note:c s:sawtooth cutoff:600 lpdepthfrequency:0 ]",
+  "[ 31/8 → 63/16 | note:c# s:sawtooth cutoff:600 lpdepthfrequency:0 ]",
+  "[ 63/16 → 4/1 | note:c s:sawtooth cutoff:600 lpdepthfrequency:0 ]",
+]
+`;
+
 exports[`runs examples > example "lpenv" example index 0 1`] = `
 [
   "[ 0/1 → 1/4 | note:c2 s:sawtooth cutoff:300 lpattack:0.5 lpenv:4 ]",