documenting filters more + tests

packages/core/controls.mjs

@@ -379,14 +379,35 @@ const generic_params = [
   [['cutoff', 'resonance'], 'ctf', 'lpf', 'lp'],
 
   /**
-   * Sets the filter envelope modulation depth.
+   * Sets the lowpass filter envelope modulation depth.
-   * @name fenv
+   * @name lpenv
-   * @param {number | Pattern} modulation depth of the filter envelope between 0 and _n_
+   * @param {number | Pattern} modulation depth of the lowpass filter envelope between 0 and _n_
+   * @synonyms lpe
    * @example
    * note("c2 c3").fast(2).sound("sawtooth")
-   *  .cutoff(500).fenv("<1 2 3 4 5 6 7 8>")
+   *  .cutoff(500).lpenv("<1 2 3 4 5 6 7 8>")
    */
-  ['fenv'],
+  ['lpenv', 'lpe'],
+  /**
+   * Sets the highpass filter envelope modulation depth.
+   * @name hpenv
+   * @param {number | Pattern} modulation depth of the highpass filter envelope between 0 and _n_
+   * @synonyms hpe
+   * @example
+   * note("c2 c3").fast(2).sound("sawtooth")
+   *  .hcutoff(500).hpenv("<1 2 3 4 5 6 7 8>")
+   */
+  ['hpenv', 'hpe'],
+  /**
+   * Sets the bandpass filter envelope modulation depth.
+   * @name bpenv
+   * @param {number | Pattern} modulation depth of the bandpass filter envelope between 0 and _n_
+   * @synonyms bpe
+   * @example
+   * note("c2 c3").fast(2).sound("sawtooth")
+   *  .bandf(500).bpenv("<1 2 3 4 5 6 7 8>")
+   */
+  ['bpenv', 'bpe'],
   /**
    * Sets the attack duration for the lowpass filter envelope.
    * @name lpattack
@@ -395,10 +416,34 @@ const generic_params = [
    * @example
    * note("c3 e3 f3 g3 ab3 bb3")
    *  .sound('square').cutoff(1000)
-   *  .lpattack("<0.05 0.1 0.25 0.5>/2").fenv(1)
+   *  .lpattack("<0.05 0.1 0.25 0.5>/2").ftype('12db')
    *  .release(0.2).attack(0)
    */
   ['lpattack', 'lpa'],
+  /**
+   * Sets the attack duration for the highpass filter envelope.
+   * @name hpattack
+   * @param {number | Pattern} attack time of the highpass filter envelope
+   * @synonyms hpa
+   * @example
+   * note("c3 e3 f3 g3 ab3 bb3")
+   *  .sound('square').hcutoff(1000)
+   *  .hpattack("<0.05 0.1 0.25 0.5>/2").ftype('12db')
+   *  .release(0.2).attack(0)
+   */
+  ['hpattack', 'hpa'],
+  /**
+   * Sets the attack duration for the bandpass filter envelope.
+   * @name hpattack
+   * @param {number | Pattern} attack time of the bandpass filter envelope
+   * @synonyms bpa
+   * @example
+   * note("c3 e3 f3 g3 ab3 bb3")
+   *  .sound('square').bandf(1000)
+   *  .bpattack("<0.05 0.1 0.25 0.5>/2").ftype('12db')
+   *  .release(0.2).attack(0)
+   */
+  ['bpattack', 'bpa'],
   /**
    * Sets the decay duration for the lowpass filter envelope.
    * @name lpdecay
@@ -409,39 +454,99 @@ const generic_params = [
    * note("c3 e3 f3 g3 ab3 bb3")
    *  .sound('square').cutoff(1000)
    *  .lpdecay("<0.05 0.1 0.125>/2")
-   *  .fenv("4").lps(0).lpr(0)
+   *  .ftype("12db").lps(0).lpr(0)
    */
   ['lpdecay', 'lpd'],
+  /**
+   * Sets the decay duration for the highpass filter envelope.
+   * @name hpdecay
+   * @param {number | Pattern} decay time of the highpass filter envelope
+   * @synonyms hpd
+   * @example
+   * "baba"
+   * note("c3 e3 f3 g3 ab3 bb3")
+   *  .sound('square').hcutoff(1000)
+   *  .hpdecay("<0.05 0.1 0.125>/2")
+   *  .ftype("12db").hps(0).hpr(0)
+   */
+  ['hpdecay', 'hpd'],
+  /**
+   * Sets the decay duration for the bandpass filter envelope.
+   * @name bpdecay
+   * @param {number | Pattern} decay time of the bandpass filter envelope
+   * @synonyms bpd
+   * @example
+   * "baba"
+   * note("c3 e3 f3 g3 ab3 bb3")
+   *  .sound('square').bandf(1000)
+   *  .bpdecay("<0.05 0.1 0.125>/2")
+   *  .ftype("12db").bps(0).bpr(0)
+   */
+  ['bpdecay', 'bpd'],
   /**
    * Sets the sustain amplitude for the lowpass filter envelope.
    * @name lpsustain
-   * @param {number | Pattern} sustain amplitude of the filter envelope
+   * @param {number | Pattern} sustain amplitude of the lowpass filter envelope
    * @synonyms lps
    * @example
    * note("c3 e3 f3 g3 ab3 bb3")
    *  .sound('square').cutoff(200)
    *  .lpd(0.1).lpsustain("<0.1 0.5 0.75 1>")
-   *  .fenv("2")
+   *  .ftype("12db")
    */
   ['lpsustain', 'lps'],
+  /**
+   * Sets the sustain amplitude for the highpass filter envelope.
+   * @name lpsustain
+   * @param {number | Pattern} sustain amplitude of the highpass filter envelope
+   * @synonyms hps
+   * @example
+   * note("c3 e3 f3 g3 ab3 bb3")
+   *  .sound('square').hcutoff(200)
+   *  .hpd(0.1).hpsustain("<0.1 0.5 0.75 1>")
+   *  .ftype("12db")
+   */
+  ['hpsustain', 'hps'],
+  /**
+   * Sets the sustain amplitude for the bandpass filter envelope.
+   * @name lpsustain
+   * @param {number | Pattern} sustain amplitude of the bandpass filter envelope
+   * @synonyms bps
+   * @example
+   * note("c3 e3 f3 g3 ab3 bb3")
+   *  .sound('square').bandf(200)
+   *  .bpd(0.1).bpsustain("<0.1 0.5 0.75 1>")
+   *  .ftype("12db")
+   */
+  ['bpsustain', 'bps'],
   /**
    * Sets the release time for the lowpass filter envelope.
    * @name lprelease
    * @param {number | Pattern} release time of the filter envelope
    * @synonyms lpr
    * @example
-   * note("c3 e3 g3 c4").lpr("<0.1 0.25 0.5>").fenv(0.5)
+   * note("c3 e3 g3 c4").lpr("<0.1 0.25 0.5>").ftype('12db')
    */
   ['lprelease', 'lpr'],
-  ['hpattack', 'hpa'],
+  /**
-  ['hpdecay', 'hpd'],
+   * Sets the release time for the highpass filter envelope.
-  ['hpsustain', 'hps'],
+   * @name lprelease
+   * @param {number | Pattern} release time of the highpass filter envelope
+   * @synonyms hpr
+   * @example
+   * note("c3 e3 g3 c4").hpr("<0.1 0.25 0.5>").ftype('12db')
+   */
   ['hprelease', 'hpr'],
-  ['bpattack', 'bpa'],
+  /**
-  ['bpdecay', 'bpd'],
+   * Sets the release time for the bandpass filter envelope.
-  ['bpsustain', 'bps'],
+   * @name lprelease
+   * @param {number | Pattern} release time of the bandpass filter envelope
+   * @synonyms bpr
+   * @example
+   * note("c3 e3 g3 c4").bpr("<0.1 0.25 0.5>").ftype('12db')
+   */
   ['bprelease', 'bpr'],
-  ['order'],
+  ['ftype'],
   /**
    * Applies the cutoff frequency of the **h**igh-**p**ass **f**ilter.
    *

packages/superdough/superdough.mjs

@@ -178,7 +178,7 @@ export const superdough = async (value, deadline, hapDuration) => {
     source,
     gain = 0.8,
     // filters
-    order = '12db',
+    ftype = '12db',
     // low pass
     cutoff,
     lpenv,
@@ -258,9 +258,21 @@ export const superdough = async (value, deadline, hapDuration) => {
 
   if (cutoff !== undefined) {
     let lp = () =>
-      createFilter(ac, 'lowpass', cutoff, resonance, lpattack, lpdecay, lpsustain, lprelease, lpenv, t, t + hapDuration);
+      createFilter(
+        ac,
+        'lowpass',
+        cutoff,
+        resonance,
+        lpattack,
+        lpdecay,
+        lpsustain,
+        lprelease,
+        lpenv,
+        t,
+        t + hapDuration,
+      );
     chain.push(lp());
-    if (order === '24db') {
+    if (ftype === '24db') {
       chain.push(lp());
     }
   }
@@ -281,7 +293,7 @@ export const superdough = async (value, deadline, hapDuration) => {
         t + hapDuration,
       );
     chain.push(hp());
-    if (order === '24db') {
+    if (ftype === '24db') {
       chain.push(hp());
     }
   }
@@ -290,7 +302,7 @@ export const superdough = async (value, deadline, hapDuration) => {
     let bp = () =>
       createFilter(ac, 'bandpass', bandf, bandq, bpattack, bpdecay, bpsustain, bprelease, bpenv, t, t + hapDuration);
     chain.push(bp());
-    if (order === '24db') {
+    if (ftype === '24db') {
       chain.push(bp());
     }
   }

test/__snapshots__/examples.test.mjs.snap

@@ -900,6 +900,56 @@ exports[`runs examples > example "begin" example index 0 1`] = `
 ]
 `;
 
+exports[`runs examples > example "bpdecay" example index 0 1`] = `
+[
+  "[ 0/1 → 1/6 | note:c3 s:square bandf:1000 bpdecay:0.05 ftype:12db bpsustain:0 bprelease:0 ]",
+  "[ 1/6 → 1/3 | note:e3 s:square bandf:1000 bpdecay:0.05 ftype:12db bpsustain:0 bprelease:0 ]",
+  "[ 1/3 → 1/2 | note:f3 s:square bandf:1000 bpdecay:0.05 ftype:12db bpsustain:0 bprelease:0 ]",
+  "[ 1/2 → 2/3 | note:g3 s:square bandf:1000 bpdecay:0.05 ftype:12db bpsustain:0 bprelease:0 ]",
+  "[ 2/3 → 5/6 | note:ab3 s:square bandf:1000 bpdecay:0.05 ftype:12db bpsustain:0 bprelease:0 ]",
+  "[ 5/6 → 1/1 | note:bb3 s:square bandf:1000 bpdecay:0.05 ftype:12db bpsustain:0 bprelease:0 ]",
+  "[ 1/1 → 7/6 | note:c3 s:square bandf:1000 bpdecay:0.05 ftype:12db bpsustain:0 bprelease:0 ]",
+  "[ 7/6 → 4/3 | note:e3 s:square bandf:1000 bpdecay:0.05 ftype:12db bpsustain:0 bprelease:0 ]",
+  "[ 4/3 → 3/2 | note:f3 s:square bandf:1000 bpdecay:0.05 ftype:12db bpsustain:0 bprelease:0 ]",
+  "[ 3/2 → 5/3 | note:g3 s:square bandf:1000 bpdecay:0.05 ftype:12db bpsustain:0 bprelease:0 ]",
+  "[ 5/3 → 11/6 | note:ab3 s:square bandf:1000 bpdecay:0.05 ftype:12db bpsustain:0 bprelease:0 ]",
+  "[ 11/6 → 2/1 | note:bb3 s:square bandf:1000 bpdecay:0.05 ftype:12db bpsustain:0 bprelease:0 ]",
+  "[ 2/1 → 13/6 | note:c3 s:square bandf:1000 bpdecay:0.1 ftype:12db bpsustain:0 bprelease:0 ]",
+  "[ 13/6 → 7/3 | note:e3 s:square bandf:1000 bpdecay:0.1 ftype:12db bpsustain:0 bprelease:0 ]",
+  "[ 7/3 → 5/2 | note:f3 s:square bandf:1000 bpdecay:0.1 ftype:12db bpsustain:0 bprelease:0 ]",
+  "[ 5/2 → 8/3 | note:g3 s:square bandf:1000 bpdecay:0.1 ftype:12db bpsustain:0 bprelease:0 ]",
+  "[ 8/3 → 17/6 | note:ab3 s:square bandf:1000 bpdecay:0.1 ftype:12db bpsustain:0 bprelease:0 ]",
+  "[ 17/6 → 3/1 | note:bb3 s:square bandf:1000 bpdecay:0.1 ftype:12db bpsustain:0 bprelease:0 ]",
+  "[ 3/1 → 19/6 | note:c3 s:square bandf:1000 bpdecay:0.1 ftype:12db bpsustain:0 bprelease:0 ]",
+  "[ 19/6 → 10/3 | note:e3 s:square bandf:1000 bpdecay:0.1 ftype:12db bpsustain:0 bprelease:0 ]",
+  "[ 10/3 → 7/2 | note:f3 s:square bandf:1000 bpdecay:0.1 ftype:12db bpsustain:0 bprelease:0 ]",
+  "[ 7/2 → 11/3 | note:g3 s:square bandf:1000 bpdecay:0.1 ftype:12db bpsustain:0 bprelease:0 ]",
+  "[ 11/3 → 23/6 | note:ab3 s:square bandf:1000 bpdecay:0.1 ftype:12db bpsustain:0 bprelease:0 ]",
+  "[ 23/6 → 4/1 | note:bb3 s:square bandf:1000 bpdecay:0.1 ftype:12db bpsustain:0 bprelease:0 ]",
+]
+`;
+
+exports[`runs examples > example "bpenv" example index 0 1`] = `
+[
+  "[ 0/1 → 1/4 | note:c2 s:sawtooth bandf:500 bpenv:1 ]",
+  "[ 1/4 → 1/2 | note:c3 s:sawtooth bandf:500 bpenv:1 ]",
+  "[ 1/2 → 3/4 | note:c2 s:sawtooth bandf:500 bpenv:1 ]",
+  "[ 3/4 → 1/1 | note:c3 s:sawtooth bandf:500 bpenv:1 ]",
+  "[ 1/1 → 5/4 | note:c2 s:sawtooth bandf:500 bpenv:2 ]",
+  "[ 5/4 → 3/2 | note:c3 s:sawtooth bandf:500 bpenv:2 ]",
+  "[ 3/2 → 7/4 | note:c2 s:sawtooth bandf:500 bpenv:2 ]",
+  "[ 7/4 → 2/1 | note:c3 s:sawtooth bandf:500 bpenv:2 ]",
+  "[ 2/1 → 9/4 | note:c2 s:sawtooth bandf:500 bpenv:3 ]",
+  "[ 9/4 → 5/2 | note:c3 s:sawtooth bandf:500 bpenv:3 ]",
+  "[ 5/2 → 11/4 | note:c2 s:sawtooth bandf:500 bpenv:3 ]",
+  "[ 11/4 → 3/1 | note:c3 s:sawtooth bandf:500 bpenv:3 ]",
+  "[ 3/1 → 13/4 | note:c2 s:sawtooth bandf:500 bpenv:4 ]",
+  "[ 13/4 → 7/2 | note:c3 s:sawtooth bandf:500 bpenv:4 ]",
+  "[ 7/2 → 15/4 | note:c2 s:sawtooth bandf:500 bpenv:4 ]",
+  "[ 15/4 → 4/1 | note:c3 s:sawtooth bandf:500 bpenv:4 ]",
+]
+`;
+
 exports[`runs examples > example "bpf" example index 0 1`] = `
 [
   "[ 0/1 → 1/3 | s:hh bandf:1000 ]",
@@ -2050,6 +2100,114 @@ exports[`runs examples > example "gain" example index 0 1`] = `
 ]
 `;
 
+exports[`runs examples > example "hpattack" example index 0 1`] = `
+[
+  "[ 0/1 → 1/6 | note:c3 s:square hcutoff:1000 hpattack:0.05 ftype:12db release:0.2 attack:0 ]",
+  "[ 1/6 → 1/3 | note:e3 s:square hcutoff:1000 hpattack:0.05 ftype:12db release:0.2 attack:0 ]",
+  "[ 1/3 → 1/2 | note:f3 s:square hcutoff:1000 hpattack:0.05 ftype:12db release:0.2 attack:0 ]",
+  "[ 1/2 → 2/3 | note:g3 s:square hcutoff:1000 hpattack:0.05 ftype:12db release:0.2 attack:0 ]",
+  "[ 2/3 → 5/6 | note:ab3 s:square hcutoff:1000 hpattack:0.05 ftype:12db release:0.2 attack:0 ]",
+  "[ 5/6 → 1/1 | note:bb3 s:square hcutoff:1000 hpattack:0.05 ftype:12db release:0.2 attack:0 ]",
+  "[ 1/1 → 7/6 | note:c3 s:square hcutoff:1000 hpattack:0.05 ftype:12db release:0.2 attack:0 ]",
+  "[ 7/6 → 4/3 | note:e3 s:square hcutoff:1000 hpattack:0.05 ftype:12db release:0.2 attack:0 ]",
+  "[ 4/3 → 3/2 | note:f3 s:square hcutoff:1000 hpattack:0.05 ftype:12db release:0.2 attack:0 ]",
+  "[ 3/2 → 5/3 | note:g3 s:square hcutoff:1000 hpattack:0.05 ftype:12db release:0.2 attack:0 ]",
+  "[ 5/3 → 11/6 | note:ab3 s:square hcutoff:1000 hpattack:0.05 ftype:12db release:0.2 attack:0 ]",
+  "[ 11/6 → 2/1 | note:bb3 s:square hcutoff:1000 hpattack:0.05 ftype:12db release:0.2 attack:0 ]",
+  "[ 2/1 → 13/6 | note:c3 s:square hcutoff:1000 hpattack:0.1 ftype:12db release:0.2 attack:0 ]",
+  "[ 13/6 → 7/3 | note:e3 s:square hcutoff:1000 hpattack:0.1 ftype:12db release:0.2 attack:0 ]",
+  "[ 7/3 → 5/2 | note:f3 s:square hcutoff:1000 hpattack:0.1 ftype:12db release:0.2 attack:0 ]",
+  "[ 5/2 → 8/3 | note:g3 s:square hcutoff:1000 hpattack:0.1 ftype:12db release:0.2 attack:0 ]",
+  "[ 8/3 → 17/6 | note:ab3 s:square hcutoff:1000 hpattack:0.1 ftype:12db release:0.2 attack:0 ]",
+  "[ 17/6 → 3/1 | note:bb3 s:square hcutoff:1000 hpattack:0.1 ftype:12db release:0.2 attack:0 ]",
+  "[ 3/1 → 19/6 | note:c3 s:square hcutoff:1000 hpattack:0.1 ftype:12db release:0.2 attack:0 ]",
+  "[ 19/6 → 10/3 | note:e3 s:square hcutoff:1000 hpattack:0.1 ftype:12db release:0.2 attack:0 ]",
+  "[ 10/3 → 7/2 | note:f3 s:square hcutoff:1000 hpattack:0.1 ftype:12db release:0.2 attack:0 ]",
+  "[ 7/2 → 11/3 | note:g3 s:square hcutoff:1000 hpattack:0.1 ftype:12db release:0.2 attack:0 ]",
+  "[ 11/3 → 23/6 | note:ab3 s:square hcutoff:1000 hpattack:0.1 ftype:12db release:0.2 attack:0 ]",
+  "[ 23/6 → 4/1 | note:bb3 s:square hcutoff:1000 hpattack:0.1 ftype:12db release:0.2 attack:0 ]",
+]
+`;
+
+exports[`runs examples > example "hpattack" example index 0 2`] = `
+[
+  "[ 0/1 → 1/6 | note:c3 s:square bandf:1000 bpattack:0.05 ftype:12db release:0.2 attack:0 ]",
+  "[ 1/6 → 1/3 | note:e3 s:square bandf:1000 bpattack:0.05 ftype:12db release:0.2 attack:0 ]",
+  "[ 1/3 → 1/2 | note:f3 s:square bandf:1000 bpattack:0.05 ftype:12db release:0.2 attack:0 ]",
+  "[ 1/2 → 2/3 | note:g3 s:square bandf:1000 bpattack:0.05 ftype:12db release:0.2 attack:0 ]",
+  "[ 2/3 → 5/6 | note:ab3 s:square bandf:1000 bpattack:0.05 ftype:12db release:0.2 attack:0 ]",
+  "[ 5/6 → 1/1 | note:bb3 s:square bandf:1000 bpattack:0.05 ftype:12db release:0.2 attack:0 ]",
+  "[ 1/1 → 7/6 | note:c3 s:square bandf:1000 bpattack:0.05 ftype:12db release:0.2 attack:0 ]",
+  "[ 7/6 → 4/3 | note:e3 s:square bandf:1000 bpattack:0.05 ftype:12db release:0.2 attack:0 ]",
+  "[ 4/3 → 3/2 | note:f3 s:square bandf:1000 bpattack:0.05 ftype:12db release:0.2 attack:0 ]",
+  "[ 3/2 → 5/3 | note:g3 s:square bandf:1000 bpattack:0.05 ftype:12db release:0.2 attack:0 ]",
+  "[ 5/3 → 11/6 | note:ab3 s:square bandf:1000 bpattack:0.05 ftype:12db release:0.2 attack:0 ]",
+  "[ 11/6 → 2/1 | note:bb3 s:square bandf:1000 bpattack:0.05 ftype:12db release:0.2 attack:0 ]",
+  "[ 2/1 → 13/6 | note:c3 s:square bandf:1000 bpattack:0.1 ftype:12db release:0.2 attack:0 ]",
+  "[ 13/6 → 7/3 | note:e3 s:square bandf:1000 bpattack:0.1 ftype:12db release:0.2 attack:0 ]",
+  "[ 7/3 → 5/2 | note:f3 s:square bandf:1000 bpattack:0.1 ftype:12db release:0.2 attack:0 ]",
+  "[ 5/2 → 8/3 | note:g3 s:square bandf:1000 bpattack:0.1 ftype:12db release:0.2 attack:0 ]",
+  "[ 8/3 → 17/6 | note:ab3 s:square bandf:1000 bpattack:0.1 ftype:12db release:0.2 attack:0 ]",
+  "[ 17/6 → 3/1 | note:bb3 s:square bandf:1000 bpattack:0.1 ftype:12db release:0.2 attack:0 ]",
+  "[ 3/1 → 19/6 | note:c3 s:square bandf:1000 bpattack:0.1 ftype:12db release:0.2 attack:0 ]",
+  "[ 19/6 → 10/3 | note:e3 s:square bandf:1000 bpattack:0.1 ftype:12db release:0.2 attack:0 ]",
+  "[ 10/3 → 7/2 | note:f3 s:square bandf:1000 bpattack:0.1 ftype:12db release:0.2 attack:0 ]",
+  "[ 7/2 → 11/3 | note:g3 s:square bandf:1000 bpattack:0.1 ftype:12db release:0.2 attack:0 ]",
+  "[ 11/3 → 23/6 | note:ab3 s:square bandf:1000 bpattack:0.1 ftype:12db release:0.2 attack:0 ]",
+  "[ 23/6 → 4/1 | note:bb3 s:square bandf:1000 bpattack:0.1 ftype:12db release:0.2 attack:0 ]",
+]
+`;
+
+exports[`runs examples > example "hpdecay" example index 0 1`] = `
+[
+  "[ 0/1 → 1/6 | note:c3 s:square hcutoff:1000 hpdecay:0.05 ftype:12db hpsustain:0 hprelease:0 ]",
+  "[ 1/6 → 1/3 | note:e3 s:square hcutoff:1000 hpdecay:0.05 ftype:12db hpsustain:0 hprelease:0 ]",
+  "[ 1/3 → 1/2 | note:f3 s:square hcutoff:1000 hpdecay:0.05 ftype:12db hpsustain:0 hprelease:0 ]",
+  "[ 1/2 → 2/3 | note:g3 s:square hcutoff:1000 hpdecay:0.05 ftype:12db hpsustain:0 hprelease:0 ]",
+  "[ 2/3 → 5/6 | note:ab3 s:square hcutoff:1000 hpdecay:0.05 ftype:12db hpsustain:0 hprelease:0 ]",
+  "[ 5/6 → 1/1 | note:bb3 s:square hcutoff:1000 hpdecay:0.05 ftype:12db hpsustain:0 hprelease:0 ]",
+  "[ 1/1 → 7/6 | note:c3 s:square hcutoff:1000 hpdecay:0.05 ftype:12db hpsustain:0 hprelease:0 ]",
+  "[ 7/6 → 4/3 | note:e3 s:square hcutoff:1000 hpdecay:0.05 ftype:12db hpsustain:0 hprelease:0 ]",
+  "[ 4/3 → 3/2 | note:f3 s:square hcutoff:1000 hpdecay:0.05 ftype:12db hpsustain:0 hprelease:0 ]",
+  "[ 3/2 → 5/3 | note:g3 s:square hcutoff:1000 hpdecay:0.05 ftype:12db hpsustain:0 hprelease:0 ]",
+  "[ 5/3 → 11/6 | note:ab3 s:square hcutoff:1000 hpdecay:0.05 ftype:12db hpsustain:0 hprelease:0 ]",
+  "[ 11/6 → 2/1 | note:bb3 s:square hcutoff:1000 hpdecay:0.05 ftype:12db hpsustain:0 hprelease:0 ]",
+  "[ 2/1 → 13/6 | note:c3 s:square hcutoff:1000 hpdecay:0.1 ftype:12db hpsustain:0 hprelease:0 ]",
+  "[ 13/6 → 7/3 | note:e3 s:square hcutoff:1000 hpdecay:0.1 ftype:12db hpsustain:0 hprelease:0 ]",
+  "[ 7/3 → 5/2 | note:f3 s:square hcutoff:1000 hpdecay:0.1 ftype:12db hpsustain:0 hprelease:0 ]",
+  "[ 5/2 → 8/3 | note:g3 s:square hcutoff:1000 hpdecay:0.1 ftype:12db hpsustain:0 hprelease:0 ]",
+  "[ 8/3 → 17/6 | note:ab3 s:square hcutoff:1000 hpdecay:0.1 ftype:12db hpsustain:0 hprelease:0 ]",
+  "[ 17/6 → 3/1 | note:bb3 s:square hcutoff:1000 hpdecay:0.1 ftype:12db hpsustain:0 hprelease:0 ]",
+  "[ 3/1 → 19/6 | note:c3 s:square hcutoff:1000 hpdecay:0.1 ftype:12db hpsustain:0 hprelease:0 ]",
+  "[ 19/6 → 10/3 | note:e3 s:square hcutoff:1000 hpdecay:0.1 ftype:12db hpsustain:0 hprelease:0 ]",
+  "[ 10/3 → 7/2 | note:f3 s:square hcutoff:1000 hpdecay:0.1 ftype:12db hpsustain:0 hprelease:0 ]",
+  "[ 7/2 → 11/3 | note:g3 s:square hcutoff:1000 hpdecay:0.1 ftype:12db hpsustain:0 hprelease:0 ]",
+  "[ 11/3 → 23/6 | note:ab3 s:square hcutoff:1000 hpdecay:0.1 ftype:12db hpsustain:0 hprelease:0 ]",
+  "[ 23/6 → 4/1 | note:bb3 s:square hcutoff:1000 hpdecay:0.1 ftype:12db hpsustain:0 hprelease:0 ]",
+]
+`;
+
+exports[`runs examples > example "hpenv" example index 0 1`] = `
+[
+  "[ 0/1 → 1/4 | note:c2 s:sawtooth hcutoff:500 hpenv:1 ]",
+  "[ 1/4 → 1/2 | note:c3 s:sawtooth hcutoff:500 hpenv:1 ]",
+  "[ 1/2 → 3/4 | note:c2 s:sawtooth hcutoff:500 hpenv:1 ]",
+  "[ 3/4 → 1/1 | note:c3 s:sawtooth hcutoff:500 hpenv:1 ]",
+  "[ 1/1 → 5/4 | note:c2 s:sawtooth hcutoff:500 hpenv:2 ]",
+  "[ 5/4 → 3/2 | note:c3 s:sawtooth hcutoff:500 hpenv:2 ]",
+  "[ 3/2 → 7/4 | note:c2 s:sawtooth hcutoff:500 hpenv:2 ]",
+  "[ 7/4 → 2/1 | note:c3 s:sawtooth hcutoff:500 hpenv:2 ]",
+  "[ 2/1 → 9/4 | note:c2 s:sawtooth hcutoff:500 hpenv:3 ]",
+  "[ 9/4 → 5/2 | note:c3 s:sawtooth hcutoff:500 hpenv:3 ]",
+  "[ 5/2 → 11/4 | note:c2 s:sawtooth hcutoff:500 hpenv:3 ]",
+  "[ 11/4 → 3/1 | note:c3 s:sawtooth hcutoff:500 hpenv:3 ]",
+  "[ 3/1 → 13/4 | note:c2 s:sawtooth hcutoff:500 hpenv:4 ]",
+  "[ 13/4 → 7/2 | note:c3 s:sawtooth hcutoff:500 hpenv:4 ]",
+  "[ 7/2 → 15/4 | note:c2 s:sawtooth hcutoff:500 hpenv:4 ]",
+  "[ 15/4 → 4/1 | note:c3 s:sawtooth hcutoff:500 hpenv:4 ]",
+]
+`;
+
 exports[`runs examples > example "hpf" example index 0 1`] = `
 [
   "[ 0/1 → 1/4 | s:hh hcutoff:4000 ]",
@@ -2566,6 +2724,85 @@ exports[`runs examples > example "loopAtCps" example index 0 1`] = `
 ]
 `;
 
+exports[`runs examples > example "lpattack" example index 0 1`] = `
+[
+  "[ 0/1 → 1/6 | note:c3 s:square cutoff:1000 lpattack:0.05 ftype:12db release:0.2 attack:0 ]",
+  "[ 1/6 → 1/3 | note:e3 s:square cutoff:1000 lpattack:0.05 ftype:12db release:0.2 attack:0 ]",
+  "[ 1/3 → 1/2 | note:f3 s:square cutoff:1000 lpattack:0.05 ftype:12db release:0.2 attack:0 ]",
+  "[ 1/2 → 2/3 | note:g3 s:square cutoff:1000 lpattack:0.05 ftype:12db release:0.2 attack:0 ]",
+  "[ 2/3 → 5/6 | note:ab3 s:square cutoff:1000 lpattack:0.05 ftype:12db release:0.2 attack:0 ]",
+  "[ 5/6 → 1/1 | note:bb3 s:square cutoff:1000 lpattack:0.05 ftype:12db release:0.2 attack:0 ]",
+  "[ 1/1 → 7/6 | note:c3 s:square cutoff:1000 lpattack:0.05 ftype:12db release:0.2 attack:0 ]",
+  "[ 7/6 → 4/3 | note:e3 s:square cutoff:1000 lpattack:0.05 ftype:12db release:0.2 attack:0 ]",
+  "[ 4/3 → 3/2 | note:f3 s:square cutoff:1000 lpattack:0.05 ftype:12db release:0.2 attack:0 ]",
+  "[ 3/2 → 5/3 | note:g3 s:square cutoff:1000 lpattack:0.05 ftype:12db release:0.2 attack:0 ]",
+  "[ 5/3 → 11/6 | note:ab3 s:square cutoff:1000 lpattack:0.05 ftype:12db release:0.2 attack:0 ]",
+  "[ 11/6 → 2/1 | note:bb3 s:square cutoff:1000 lpattack:0.05 ftype:12db release:0.2 attack:0 ]",
+  "[ 2/1 → 13/6 | note:c3 s:square cutoff:1000 lpattack:0.1 ftype:12db release:0.2 attack:0 ]",
+  "[ 13/6 → 7/3 | note:e3 s:square cutoff:1000 lpattack:0.1 ftype:12db release:0.2 attack:0 ]",
+  "[ 7/3 → 5/2 | note:f3 s:square cutoff:1000 lpattack:0.1 ftype:12db release:0.2 attack:0 ]",
+  "[ 5/2 → 8/3 | note:g3 s:square cutoff:1000 lpattack:0.1 ftype:12db release:0.2 attack:0 ]",
+  "[ 8/3 → 17/6 | note:ab3 s:square cutoff:1000 lpattack:0.1 ftype:12db release:0.2 attack:0 ]",
+  "[ 17/6 → 3/1 | note:bb3 s:square cutoff:1000 lpattack:0.1 ftype:12db release:0.2 attack:0 ]",
+  "[ 3/1 → 19/6 | note:c3 s:square cutoff:1000 lpattack:0.1 ftype:12db release:0.2 attack:0 ]",
+  "[ 19/6 → 10/3 | note:e3 s:square cutoff:1000 lpattack:0.1 ftype:12db release:0.2 attack:0 ]",
+  "[ 10/3 → 7/2 | note:f3 s:square cutoff:1000 lpattack:0.1 ftype:12db release:0.2 attack:0 ]",
+  "[ 7/2 → 11/3 | note:g3 s:square cutoff:1000 lpattack:0.1 ftype:12db release:0.2 attack:0 ]",
+  "[ 11/3 → 23/6 | note:ab3 s:square cutoff:1000 lpattack:0.1 ftype:12db release:0.2 attack:0 ]",
+  "[ 23/6 → 4/1 | note:bb3 s:square cutoff:1000 lpattack:0.1 ftype:12db release:0.2 attack:0 ]",
+]
+`;
+
+exports[`runs examples > example "lpdecay" example index 0 1`] = `
+[
+  "[ 0/1 → 1/6 | note:c3 s:square cutoff:1000 lpdecay:0.05 ftype:12db lpsustain:0 lprelease:0 ]",
+  "[ 1/6 → 1/3 | note:e3 s:square cutoff:1000 lpdecay:0.05 ftype:12db lpsustain:0 lprelease:0 ]",
+  "[ 1/3 → 1/2 | note:f3 s:square cutoff:1000 lpdecay:0.05 ftype:12db lpsustain:0 lprelease:0 ]",
+  "[ 1/2 → 2/3 | note:g3 s:square cutoff:1000 lpdecay:0.05 ftype:12db lpsustain:0 lprelease:0 ]",
+  "[ 2/3 → 5/6 | note:ab3 s:square cutoff:1000 lpdecay:0.05 ftype:12db lpsustain:0 lprelease:0 ]",
+  "[ 5/6 → 1/1 | note:bb3 s:square cutoff:1000 lpdecay:0.05 ftype:12db lpsustain:0 lprelease:0 ]",
+  "[ 1/1 → 7/6 | note:c3 s:square cutoff:1000 lpdecay:0.05 ftype:12db lpsustain:0 lprelease:0 ]",
+  "[ 7/6 → 4/3 | note:e3 s:square cutoff:1000 lpdecay:0.05 ftype:12db lpsustain:0 lprelease:0 ]",
+  "[ 4/3 → 3/2 | note:f3 s:square cutoff:1000 lpdecay:0.05 ftype:12db lpsustain:0 lprelease:0 ]",
+  "[ 3/2 → 5/3 | note:g3 s:square cutoff:1000 lpdecay:0.05 ftype:12db lpsustain:0 lprelease:0 ]",
+  "[ 5/3 → 11/6 | note:ab3 s:square cutoff:1000 lpdecay:0.05 ftype:12db lpsustain:0 lprelease:0 ]",
+  "[ 11/6 → 2/1 | note:bb3 s:square cutoff:1000 lpdecay:0.05 ftype:12db lpsustain:0 lprelease:0 ]",
+  "[ 2/1 → 13/6 | note:c3 s:square cutoff:1000 lpdecay:0.1 ftype:12db lpsustain:0 lprelease:0 ]",
+  "[ 13/6 → 7/3 | note:e3 s:square cutoff:1000 lpdecay:0.1 ftype:12db lpsustain:0 lprelease:0 ]",
+  "[ 7/3 → 5/2 | note:f3 s:square cutoff:1000 lpdecay:0.1 ftype:12db lpsustain:0 lprelease:0 ]",
+  "[ 5/2 → 8/3 | note:g3 s:square cutoff:1000 lpdecay:0.1 ftype:12db lpsustain:0 lprelease:0 ]",
+  "[ 8/3 → 17/6 | note:ab3 s:square cutoff:1000 lpdecay:0.1 ftype:12db lpsustain:0 lprelease:0 ]",
+  "[ 17/6 → 3/1 | note:bb3 s:square cutoff:1000 lpdecay:0.1 ftype:12db lpsustain:0 lprelease:0 ]",
+  "[ 3/1 → 19/6 | note:c3 s:square cutoff:1000 lpdecay:0.1 ftype:12db lpsustain:0 lprelease:0 ]",
+  "[ 19/6 → 10/3 | note:e3 s:square cutoff:1000 lpdecay:0.1 ftype:12db lpsustain:0 lprelease:0 ]",
+  "[ 10/3 → 7/2 | note:f3 s:square cutoff:1000 lpdecay:0.1 ftype:12db lpsustain:0 lprelease:0 ]",
+  "[ 7/2 → 11/3 | note:g3 s:square cutoff:1000 lpdecay:0.1 ftype:12db lpsustain:0 lprelease:0 ]",
+  "[ 11/3 → 23/6 | note:ab3 s:square cutoff:1000 lpdecay:0.1 ftype:12db lpsustain:0 lprelease:0 ]",
+  "[ 23/6 → 4/1 | note:bb3 s:square cutoff:1000 lpdecay:0.1 ftype:12db lpsustain:0 lprelease:0 ]",
+]
+`;
+
+exports[`runs examples > example "lpenv" example index 0 1`] = `
+[
+  "[ 0/1 → 1/4 | note:c2 s:sawtooth cutoff:500 lpenv:1 ]",
+  "[ 1/4 → 1/2 | note:c3 s:sawtooth cutoff:500 lpenv:1 ]",
+  "[ 1/2 → 3/4 | note:c2 s:sawtooth cutoff:500 lpenv:1 ]",
+  "[ 3/4 → 1/1 | note:c3 s:sawtooth cutoff:500 lpenv:1 ]",
+  "[ 1/1 → 5/4 | note:c2 s:sawtooth cutoff:500 lpenv:2 ]",
+  "[ 5/4 → 3/2 | note:c3 s:sawtooth cutoff:500 lpenv:2 ]",
+  "[ 3/2 → 7/4 | note:c2 s:sawtooth cutoff:500 lpenv:2 ]",
+  "[ 7/4 → 2/1 | note:c3 s:sawtooth cutoff:500 lpenv:2 ]",
+  "[ 2/1 → 9/4 | note:c2 s:sawtooth cutoff:500 lpenv:3 ]",
+  "[ 9/4 → 5/2 | note:c3 s:sawtooth cutoff:500 lpenv:3 ]",
+  "[ 5/2 → 11/4 | note:c2 s:sawtooth cutoff:500 lpenv:3 ]",
+  "[ 11/4 → 3/1 | note:c3 s:sawtooth cutoff:500 lpenv:3 ]",
+  "[ 3/1 → 13/4 | note:c2 s:sawtooth cutoff:500 lpenv:4 ]",
+  "[ 13/4 → 7/2 | note:c3 s:sawtooth cutoff:500 lpenv:4 ]",
+  "[ 7/2 → 15/4 | note:c2 s:sawtooth cutoff:500 lpenv:4 ]",
+  "[ 15/4 → 4/1 | note:c3 s:sawtooth cutoff:500 lpenv:4 ]",
+]
+`;
+
 exports[`runs examples > example "lpf" example index 0 1`] = `
 [
   "[ 0/1 → 1/3 | s:hh cutoff:4000 ]",
@@ -2657,6 +2894,156 @@ exports[`runs examples > example "lpq" example index 0 1`] = `
 ]
 `;
 
+exports[`runs examples > example "lprelease" example index 0 1`] = `
+[
+  "[ 0/1 → 1/4 | note:c3 lprelease:0.1 ftype:12db ]",
+  "[ 1/4 → 1/2 | note:e3 lprelease:0.1 ftype:12db ]",
+  "[ 1/2 → 3/4 | note:g3 lprelease:0.1 ftype:12db ]",
+  "[ 3/4 → 1/1 | note:c4 lprelease:0.1 ftype:12db ]",
+  "[ 1/1 → 5/4 | note:c3 lprelease:0.25 ftype:12db ]",
+  "[ 5/4 → 3/2 | note:e3 lprelease:0.25 ftype:12db ]",
+  "[ 3/2 → 7/4 | note:g3 lprelease:0.25 ftype:12db ]",
+  "[ 7/4 → 2/1 | note:c4 lprelease:0.25 ftype:12db ]",
+  "[ 2/1 → 9/4 | note:c3 lprelease:0.5 ftype:12db ]",
+  "[ 9/4 → 5/2 | note:e3 lprelease:0.5 ftype:12db ]",
+  "[ 5/2 → 11/4 | note:g3 lprelease:0.5 ftype:12db ]",
+  "[ 11/4 → 3/1 | note:c4 lprelease:0.5 ftype:12db ]",
+  "[ 3/1 → 13/4 | note:c3 lprelease:0.1 ftype:12db ]",
+  "[ 13/4 → 7/2 | note:e3 lprelease:0.1 ftype:12db ]",
+  "[ 7/2 → 15/4 | note:g3 lprelease:0.1 ftype:12db ]",
+  "[ 15/4 → 4/1 | note:c4 lprelease:0.1 ftype:12db ]",
+]
+`;
+
+exports[`runs examples > example "lprelease" example index 0 2`] = `
+[
+  "[ 0/1 → 1/4 | note:c3 hprelease:0.1 ftype:12db ]",
+  "[ 1/4 → 1/2 | note:e3 hprelease:0.1 ftype:12db ]",
+  "[ 1/2 → 3/4 | note:g3 hprelease:0.1 ftype:12db ]",
+  "[ 3/4 → 1/1 | note:c4 hprelease:0.1 ftype:12db ]",
+  "[ 1/1 → 5/4 | note:c3 hprelease:0.25 ftype:12db ]",
+  "[ 5/4 → 3/2 | note:e3 hprelease:0.25 ftype:12db ]",
+  "[ 3/2 → 7/4 | note:g3 hprelease:0.25 ftype:12db ]",
+  "[ 7/4 → 2/1 | note:c4 hprelease:0.25 ftype:12db ]",
+  "[ 2/1 → 9/4 | note:c3 hprelease:0.5 ftype:12db ]",
+  "[ 9/4 → 5/2 | note:e3 hprelease:0.5 ftype:12db ]",
+  "[ 5/2 → 11/4 | note:g3 hprelease:0.5 ftype:12db ]",
+  "[ 11/4 → 3/1 | note:c4 hprelease:0.5 ftype:12db ]",
+  "[ 3/1 → 13/4 | note:c3 hprelease:0.1 ftype:12db ]",
+  "[ 13/4 → 7/2 | note:e3 hprelease:0.1 ftype:12db ]",
+  "[ 7/2 → 15/4 | note:g3 hprelease:0.1 ftype:12db ]",
+  "[ 15/4 → 4/1 | note:c4 hprelease:0.1 ftype:12db ]",
+]
+`;
+
+exports[`runs examples > example "lprelease" example index 0 3`] = `
+[
+  "[ 0/1 → 1/4 | note:c3 bprelease:0.1 ftype:12db ]",
+  "[ 1/4 → 1/2 | note:e3 bprelease:0.1 ftype:12db ]",
+  "[ 1/2 → 3/4 | note:g3 bprelease:0.1 ftype:12db ]",
+  "[ 3/4 → 1/1 | note:c4 bprelease:0.1 ftype:12db ]",
+  "[ 1/1 → 5/4 | note:c3 bprelease:0.25 ftype:12db ]",
+  "[ 5/4 → 3/2 | note:e3 bprelease:0.25 ftype:12db ]",
+  "[ 3/2 → 7/4 | note:g3 bprelease:0.25 ftype:12db ]",
+  "[ 7/4 → 2/1 | note:c4 bprelease:0.25 ftype:12db ]",
+  "[ 2/1 → 9/4 | note:c3 bprelease:0.5 ftype:12db ]",
+  "[ 9/4 → 5/2 | note:e3 bprelease:0.5 ftype:12db ]",
+  "[ 5/2 → 11/4 | note:g3 bprelease:0.5 ftype:12db ]",
+  "[ 11/4 → 3/1 | note:c4 bprelease:0.5 ftype:12db ]",
+  "[ 3/1 → 13/4 | note:c3 bprelease:0.1 ftype:12db ]",
+  "[ 13/4 → 7/2 | note:e3 bprelease:0.1 ftype:12db ]",
+  "[ 7/2 → 15/4 | note:g3 bprelease:0.1 ftype:12db ]",
+  "[ 15/4 → 4/1 | note:c4 bprelease:0.1 ftype:12db ]",
+]
+`;
+
+exports[`runs examples > example "lpsustain" example index 0 1`] = `
+[
+  "[ 0/1 → 1/6 | note:c3 s:square cutoff:200 lpdecay:0.1 lpsustain:0.1 ftype:12db ]",
+  "[ 1/6 → 1/3 | note:e3 s:square cutoff:200 lpdecay:0.1 lpsustain:0.1 ftype:12db ]",
+  "[ 1/3 → 1/2 | note:f3 s:square cutoff:200 lpdecay:0.1 lpsustain:0.1 ftype:12db ]",
+  "[ 1/2 → 2/3 | note:g3 s:square cutoff:200 lpdecay:0.1 lpsustain:0.1 ftype:12db ]",
+  "[ 2/3 → 5/6 | note:ab3 s:square cutoff:200 lpdecay:0.1 lpsustain:0.1 ftype:12db ]",
+  "[ 5/6 → 1/1 | note:bb3 s:square cutoff:200 lpdecay:0.1 lpsustain:0.1 ftype:12db ]",
+  "[ 1/1 → 7/6 | note:c3 s:square cutoff:200 lpdecay:0.1 lpsustain:0.5 ftype:12db ]",
+  "[ 7/6 → 4/3 | note:e3 s:square cutoff:200 lpdecay:0.1 lpsustain:0.5 ftype:12db ]",
+  "[ 4/3 → 3/2 | note:f3 s:square cutoff:200 lpdecay:0.1 lpsustain:0.5 ftype:12db ]",
+  "[ 3/2 → 5/3 | note:g3 s:square cutoff:200 lpdecay:0.1 lpsustain:0.5 ftype:12db ]",
+  "[ 5/3 → 11/6 | note:ab3 s:square cutoff:200 lpdecay:0.1 lpsustain:0.5 ftype:12db ]",
+  "[ 11/6 → 2/1 | note:bb3 s:square cutoff:200 lpdecay:0.1 lpsustain:0.5 ftype:12db ]",
+  "[ 2/1 → 13/6 | note:c3 s:square cutoff:200 lpdecay:0.1 lpsustain:0.75 ftype:12db ]",
+  "[ 13/6 → 7/3 | note:e3 s:square cutoff:200 lpdecay:0.1 lpsustain:0.75 ftype:12db ]",
+  "[ 7/3 → 5/2 | note:f3 s:square cutoff:200 lpdecay:0.1 lpsustain:0.75 ftype:12db ]",
+  "[ 5/2 → 8/3 | note:g3 s:square cutoff:200 lpdecay:0.1 lpsustain:0.75 ftype:12db ]",
+  "[ 8/3 → 17/6 | note:ab3 s:square cutoff:200 lpdecay:0.1 lpsustain:0.75 ftype:12db ]",
+  "[ 17/6 → 3/1 | note:bb3 s:square cutoff:200 lpdecay:0.1 lpsustain:0.75 ftype:12db ]",
+  "[ 3/1 → 19/6 | note:c3 s:square cutoff:200 lpdecay:0.1 lpsustain:1 ftype:12db ]",
+  "[ 19/6 → 10/3 | note:e3 s:square cutoff:200 lpdecay:0.1 lpsustain:1 ftype:12db ]",
+  "[ 10/3 → 7/2 | note:f3 s:square cutoff:200 lpdecay:0.1 lpsustain:1 ftype:12db ]",
+  "[ 7/2 → 11/3 | note:g3 s:square cutoff:200 lpdecay:0.1 lpsustain:1 ftype:12db ]",
+  "[ 11/3 → 23/6 | note:ab3 s:square cutoff:200 lpdecay:0.1 lpsustain:1 ftype:12db ]",
+  "[ 23/6 → 4/1 | note:bb3 s:square cutoff:200 lpdecay:0.1 lpsustain:1 ftype:12db ]",
+]
+`;
+
+exports[`runs examples > example "lpsustain" example index 0 2`] = `
+[
+  "[ 0/1 → 1/6 | note:c3 s:square hcutoff:200 hpdecay:0.1 hpsustain:0.1 ftype:12db ]",
+  "[ 1/6 → 1/3 | note:e3 s:square hcutoff:200 hpdecay:0.1 hpsustain:0.1 ftype:12db ]",
+  "[ 1/3 → 1/2 | note:f3 s:square hcutoff:200 hpdecay:0.1 hpsustain:0.1 ftype:12db ]",
+  "[ 1/2 → 2/3 | note:g3 s:square hcutoff:200 hpdecay:0.1 hpsustain:0.1 ftype:12db ]",
+  "[ 2/3 → 5/6 | note:ab3 s:square hcutoff:200 hpdecay:0.1 hpsustain:0.1 ftype:12db ]",
+  "[ 5/6 → 1/1 | note:bb3 s:square hcutoff:200 hpdecay:0.1 hpsustain:0.1 ftype:12db ]",
+  "[ 1/1 → 7/6 | note:c3 s:square hcutoff:200 hpdecay:0.1 hpsustain:0.5 ftype:12db ]",
+  "[ 7/6 → 4/3 | note:e3 s:square hcutoff:200 hpdecay:0.1 hpsustain:0.5 ftype:12db ]",
+  "[ 4/3 → 3/2 | note:f3 s:square hcutoff:200 hpdecay:0.1 hpsustain:0.5 ftype:12db ]",
+  "[ 3/2 → 5/3 | note:g3 s:square hcutoff:200 hpdecay:0.1 hpsustain:0.5 ftype:12db ]",
+  "[ 5/3 → 11/6 | note:ab3 s:square hcutoff:200 hpdecay:0.1 hpsustain:0.5 ftype:12db ]",
+  "[ 11/6 → 2/1 | note:bb3 s:square hcutoff:200 hpdecay:0.1 hpsustain:0.5 ftype:12db ]",
+  "[ 2/1 → 13/6 | note:c3 s:square hcutoff:200 hpdecay:0.1 hpsustain:0.75 ftype:12db ]",
+  "[ 13/6 → 7/3 | note:e3 s:square hcutoff:200 hpdecay:0.1 hpsustain:0.75 ftype:12db ]",
+  "[ 7/3 → 5/2 | note:f3 s:square hcutoff:200 hpdecay:0.1 hpsustain:0.75 ftype:12db ]",
+  "[ 5/2 → 8/3 | note:g3 s:square hcutoff:200 hpdecay:0.1 hpsustain:0.75 ftype:12db ]",
+  "[ 8/3 → 17/6 | note:ab3 s:square hcutoff:200 hpdecay:0.1 hpsustain:0.75 ftype:12db ]",
+  "[ 17/6 → 3/1 | note:bb3 s:square hcutoff:200 hpdecay:0.1 hpsustain:0.75 ftype:12db ]",
+  "[ 3/1 → 19/6 | note:c3 s:square hcutoff:200 hpdecay:0.1 hpsustain:1 ftype:12db ]",
+  "[ 19/6 → 10/3 | note:e3 s:square hcutoff:200 hpdecay:0.1 hpsustain:1 ftype:12db ]",
+  "[ 10/3 → 7/2 | note:f3 s:square hcutoff:200 hpdecay:0.1 hpsustain:1 ftype:12db ]",
+  "[ 7/2 → 11/3 | note:g3 s:square hcutoff:200 hpdecay:0.1 hpsustain:1 ftype:12db ]",
+  "[ 11/3 → 23/6 | note:ab3 s:square hcutoff:200 hpdecay:0.1 hpsustain:1 ftype:12db ]",
+  "[ 23/6 → 4/1 | note:bb3 s:square hcutoff:200 hpdecay:0.1 hpsustain:1 ftype:12db ]",
+]
+`;
+
+exports[`runs examples > example "lpsustain" example index 0 3`] = `
+[
+  "[ 0/1 → 1/6 | note:c3 s:square bandf:200 bpdecay:0.1 bpsustain:0.1 ftype:12db ]",
+  "[ 1/6 → 1/3 | note:e3 s:square bandf:200 bpdecay:0.1 bpsustain:0.1 ftype:12db ]",
+  "[ 1/3 → 1/2 | note:f3 s:square bandf:200 bpdecay:0.1 bpsustain:0.1 ftype:12db ]",
+  "[ 1/2 → 2/3 | note:g3 s:square bandf:200 bpdecay:0.1 bpsustain:0.1 ftype:12db ]",
+  "[ 2/3 → 5/6 | note:ab3 s:square bandf:200 bpdecay:0.1 bpsustain:0.1 ftype:12db ]",
+  "[ 5/6 → 1/1 | note:bb3 s:square bandf:200 bpdecay:0.1 bpsustain:0.1 ftype:12db ]",
+  "[ 1/1 → 7/6 | note:c3 s:square bandf:200 bpdecay:0.1 bpsustain:0.5 ftype:12db ]",
+  "[ 7/6 → 4/3 | note:e3 s:square bandf:200 bpdecay:0.1 bpsustain:0.5 ftype:12db ]",
+  "[ 4/3 → 3/2 | note:f3 s:square bandf:200 bpdecay:0.1 bpsustain:0.5 ftype:12db ]",
+  "[ 3/2 → 5/3 | note:g3 s:square bandf:200 bpdecay:0.1 bpsustain:0.5 ftype:12db ]",
+  "[ 5/3 → 11/6 | note:ab3 s:square bandf:200 bpdecay:0.1 bpsustain:0.5 ftype:12db ]",
+  "[ 11/6 → 2/1 | note:bb3 s:square bandf:200 bpdecay:0.1 bpsustain:0.5 ftype:12db ]",
+  "[ 2/1 → 13/6 | note:c3 s:square bandf:200 bpdecay:0.1 bpsustain:0.75 ftype:12db ]",
+  "[ 13/6 → 7/3 | note:e3 s:square bandf:200 bpdecay:0.1 bpsustain:0.75 ftype:12db ]",
+  "[ 7/3 → 5/2 | note:f3 s:square bandf:200 bpdecay:0.1 bpsustain:0.75 ftype:12db ]",
+  "[ 5/2 → 8/3 | note:g3 s:square bandf:200 bpdecay:0.1 bpsustain:0.75 ftype:12db ]",
+  "[ 8/3 → 17/6 | note:ab3 s:square bandf:200 bpdecay:0.1 bpsustain:0.75 ftype:12db ]",
+  "[ 17/6 → 3/1 | note:bb3 s:square bandf:200 bpdecay:0.1 bpsustain:0.75 ftype:12db ]",
+  "[ 3/1 → 19/6 | note:c3 s:square bandf:200 bpdecay:0.1 bpsustain:1 ftype:12db ]",
+  "[ 19/6 → 10/3 | note:e3 s:square bandf:200 bpdecay:0.1 bpsustain:1 ftype:12db ]",
+  "[ 10/3 → 7/2 | note:f3 s:square bandf:200 bpdecay:0.1 bpsustain:1 ftype:12db ]",
+  "[ 7/2 → 11/3 | note:g3 s:square bandf:200 bpdecay:0.1 bpsustain:1 ftype:12db ]",
+  "[ 11/3 → 23/6 | note:ab3 s:square bandf:200 bpdecay:0.1 bpsustain:1 ftype:12db ]",
+  "[ 23/6 → 4/1 | note:bb3 s:square bandf:200 bpdecay:0.1 bpsustain:1 ftype:12db ]",
+]
+`;
+
 exports[`runs examples > example "lrate" example index 0 1`] = `
 [
   "[ 0/1 → 1/1 | n:0 s:supersquare leslie:1 lrate:1 ]",