Merge branch 'main' into docs/xen/added-tune

This commit is contained in:
froos 2025-09-13 20:00:35 +02:00
commit e57f240e70
106 changed files with 3988 additions and 466 deletions

View file

@ -1,68 +1,93 @@
import jsdoc from '../../doc.json';
// import { javascriptLanguage } from '@codemirror/lang-javascript';
import { autocompletion } from '@codemirror/autocomplete';
import { h } from './html';
function plaintext(str) {
const escapeHtml = (str) => {
const div = document.createElement('div');
div.innerText = str;
return div.innerHTML;
}
};
const getDocLabel = (doc) => doc.name || doc.longname;
const getInnerText = (html) => {
var div = document.createElement('div');
const stripHtml = (html) => {
const div = document.createElement('div');
div.innerHTML = html;
return div.textContent || div.innerText || '';
};
export function Autocomplete({ doc, label }) {
return h`<div class="prose dark:prose-invert max-h-[400px] overflow-auto p-2">
<h1 class="pt-0 mt-0">${label || getDocLabel(doc)}</h1>
${doc.description}
<ul>
${doc.params?.map(
({ name, type, description }) =>
`<li>${name} : ${type.names?.join(' | ')} ${description ? ` - ${getInnerText(description)}` : ''}</li>`,
)}
</ul>
<div>
${doc.examples?.map((example) => `<div><pre>${plaintext(example)}</pre></div>`)}
</div>
</div>`[0];
/*
<pre
className="cursor-pointer"
onMouseDown={(e) => {
console.log('ola!');
navigator.clipboard.writeText(example);
e.stopPropagation();
}}
>
{example}
</pre>
*/
}
const getDocLabel = (doc) => doc.name || doc.longname;
const buildParamsList = (params) =>
params?.length
? `
<div class="autocomplete-info-params-section">
<h4 class="autocomplete-info-section-title">Parameters</h4>
<ul class="autocomplete-info-params-list">
${params
.map(
({ name, type, description }) => `
<li class="autocomplete-info-param-item">
<span class="autocomplete-info-param-name">${name}</span>
<span class="autocomplete-info-param-type">${type.names?.join(' | ')}</span>
${description ? `<div class="autocomplete-info-param-desc">${stripHtml(description)}</div>` : ''}
</li>
`,
)
.join('')}
</ul>
</div>
`
: '';
const buildExamples = (examples) =>
examples?.length
? `
<div class="autocomplete-info-examples-section">
<h4 class="autocomplete-info-section-title">Examples</h4>
${examples
.map(
(example) => `
<pre class="autocomplete-info-example-code">${escapeHtml(example)}</pre>
`,
)
.join('')}
</div>
`
: '';
export const Autocomplete = ({ doc, label }) =>
h`
<div class="autocomplete-info-container">
<div class="autocomplete-info-tooltip">
<h3 class="autocomplete-info-function-name">${label || getDocLabel(doc)}</h3>
${doc.description ? `<div class="autocomplete-info-function-description">${doc.description}</div>` : ''}
${buildParamsList(doc.params)}
${buildExamples(doc.examples)}
</div>
</div>
`[0];
const isValidDoc = (doc) => {
const label = getDocLabel(doc);
return label && !label.startsWith('_') && !['package'].includes(doc.kind);
};
const hasExcludedTags = (doc) =>
['superdirtOnly', 'noAutocomplete'].some((tag) => doc.tags?.find((t) => t.originalTitle === tag));
const jsdocCompletions = jsdoc.docs
.filter(
(doc) =>
getDocLabel(doc) &&
!getDocLabel(doc).startsWith('_') &&
!['package'].includes(doc.kind) &&
!['superdirtOnly', 'noAutocomplete'].some((tag) => doc.tags?.find((t) => t.originalTitle === tag)),
)
.filter((doc) => isValidDoc(doc) && !hasExcludedTags(doc))
// https://codemirror.net/docs/ref/#autocomplete.Completion
.map((doc) /*: Completion */ => ({
.map((doc) => ({
label: getDocLabel(doc),
// detail: 'xxx', // An optional short piece of information to show (with a different style) after the label.
info: () => Autocomplete({ doc }),
type: 'function', // https://codemirror.net/docs/ref/#autocomplete.Completion.type
}));
export const strudelAutocomplete = (context /* : CompletionContext */) => {
let word = context.matchBefore(/\w*/);
if (word.from == word.to && !context.explicit) return null;
export const strudelAutocomplete = (context) => {
const word = context.matchBefore(/\w*/);
if (word.from === word.to && !context.explicit) return null;
return {
from: word.from,
options: jsdocCompletions,
@ -74,11 +99,5 @@ export const strudelAutocomplete = (context /* : CompletionContext */) => {
};
};
export function isAutoCompletionEnabled(on) {
return on
? [
autocompletion({ override: [strudelAutocomplete] }),
//javascriptLanguage.data.of({ autocomplete: strudelAutocomplete }),
]
: []; // autocompletion({ override: [] })
}
export const isAutoCompletionEnabled = (enabled) =>
enabled ? [autocompletion({ override: [strudelAutocomplete], closeOnBlur: false })] : [];

View file

@ -0,0 +1,63 @@
import {
keymap,
highlightSpecialChars,
drawSelection,
highlightActiveLine,
dropCursor,
rectangularSelection,
crosshairCursor,
lineNumbers,
highlightActiveLineGutter,
} from '@codemirror/view';
import {
defaultHighlightStyle,
syntaxHighlighting,
bracketMatching,
foldGutter,
foldKeymap,
} from '@codemirror/language';
import { defaultKeymap, history, historyKeymap } from '@codemirror/commands';
import { searchKeymap, highlightSelectionMatches } from '@codemirror/search';
import { completionKeymap, closeBracketsKeymap } from '@codemirror/autocomplete';
// Taken + slightly modified from https://github.com/codemirror/basic-setup/blob/main/src/codemirror.ts
export const basicSetup = (() => [
// lineNumbers(),
// highlightActiveLineGutter(),
highlightSpecialChars(),
history(),
// foldGutter(),
// drawSelection(),
dropCursor(),
// EditorState.allowMultipleSelections.of(true),
// indentOnInput(),
// syntaxHighlighting(defaultHighlightStyle, { fallback: true }),
// autocompletion(),
rectangularSelection(),
crosshairCursor(),
// highlightActiveLine(),
// highlightSelectionMatches(),
keymap.of([
...closeBracketsKeymap,
...defaultKeymap,
// ...searchKeymap,
...historyKeymap,
// ...foldKeymap,
// ...completionKeymap,
]),
])();
/// A minimal set of extensions to create a functional editor. Only
/// includes [the default keymap](#commands.defaultKeymap), [undo
/// history](#commands.history), [special character
/// highlighting](#view.highlightSpecialChars), [custom selection
/// drawing](#view.drawSelection), and [default highlight
/// style](#language.defaultHighlightStyle).
export const minimalSetup = (() => [
highlightSpecialChars(),
history(),
drawSelection(),
syntaxHighlighting(defaultHighlightStyle, { fallback: true }),
keymap.of([...defaultKeymap, ...historyKeymap]),
])();

View file

@ -1,8 +1,8 @@
import { closeBrackets } from '@codemirror/autocomplete';
export { toggleComment, toggleBlockComment, toggleLineComment, toggleBlockCommentByLine } from '@codemirror/commands';
// import { search, highlightSelectionMatches } from '@codemirror/search';
import { history } from '@codemirror/commands';
import { javascript } from '@codemirror/lang-javascript';
import { indentWithTab } from '@codemirror/commands';
import { javascript, javascriptLanguage } from '@codemirror/lang-javascript';
import { defaultHighlightStyle, syntaxHighlighting, bracketMatching } from '@codemirror/language';
import { Compartment, EditorState, Prec } from '@codemirror/state';
import {
@ -24,6 +24,7 @@ import { initTheme, activateTheme, theme } from './themes.mjs';
import { sliderPlugin, updateSliderWidgets } from './slider.mjs';
import { widgetPlugin, updateWidgets } from './widget.mjs';
import { persistentAtom } from '@nanostores/persistent';
import { basicSetup } from './basicSetup.mjs';
const extensions = {
isLineWrappingEnabled: (on) => (on ? EditorView.lineWrapping : []),
@ -37,6 +38,14 @@ const extensions = {
isActiveLineHighlighted: (on) => (on ? [highlightActiveLine(), highlightActiveLineGutter()] : []),
isFlashEnabled,
keybindings,
isTabIndentationEnabled: (on) => (on ? keymap.of([indentWithTab]) : []),
isMultiCursorEnabled: (on) =>
on
? [
EditorState.allowMultipleSelections.of(true),
EditorView.clickAddsSelectionRange.of((ev) => ev.metaKey || ev.ctrlKey),
]
: [],
};
const compartments = Object.fromEntries(Object.keys(extensions).map((key) => [key, new Compartment()]));
@ -51,6 +60,8 @@ export const defaultSettings = {
isFlashEnabled: true,
isTooltipEnabled: false,
isLineWrappingEnabled: false,
isTabIndentationEnabled: false,
isMultiCursorEnabled: false,
theme: 'strudelTheme',
fontFamily: 'monospace',
fontSize: 18,
@ -75,13 +86,17 @@ export function initEditor({ initialCode = '', onChange, onEvaluate, onStop, roo
/* search(),
highlightSelectionMatches(), */
...initialSettings,
basicSetup,
mondo ? [] : javascript(),
javascriptLanguage.data.of({
closeBrackets: { brackets: ['(', '[', '{', "'", '"', '<'] },
bracketMatching: { brackets: ['(', '[', '{', "'", '"', '<'] },
}),
sliderPlugin,
widgetPlugin,
// indentOnInput(), // works without. already brought with javascript extension?
// bracketMatching(), // does not do anything
syntaxHighlighting(defaultHighlightStyle),
history(),
EditorView.updateListener.of((v) => onChange(v)),
drawSelection({ cursorBlinkRate: 0 }),
Prec.highest(

View file

@ -3,8 +3,9 @@ import { keymap, ViewPlugin } from '@codemirror/view';
// import { searchKeymap } from '@codemirror/search';
import { emacs } from '@replit/codemirror-emacs';
import { vim } from '@replit/codemirror-vim';
// import { vim } from './vim_test.mjs';
import { vscodeKeymap } from '@replit/codemirror-vscode-keymap';
import { defaultKeymap, historyKeymap } from '@codemirror/commands';
import { defaultKeymap } from '@codemirror/commands';
const vscodePlugin = ViewPlugin.fromClass(
class {
@ -21,11 +22,11 @@ const vscodeExtension = (options) => [vscodePlugin].concat(options ?? []);
const keymaps = {
vim,
emacs,
codemirror: () => keymap.of(defaultKeymap),
vscode: vscodeExtension,
};
export function keybindings(name) {
const active = keymaps[name];
return [keymap.of(defaultKeymap), keymap.of(historyKeymap), active ? active() : []];
// keymap.of(searchKeymap),
return [active ? Prec.high(active()) : []];
}

View file

@ -1,6 +1,6 @@
{
"name": "@strudel/codemirror",
"version": "1.2.2",
"version": "1.2.5",
"description": "Codemirror Extensions for Strudel",
"main": "index.mjs",
"publishConfig": {
@ -42,7 +42,7 @@
"@lezer/highlight": "^1.2.1",
"@nanostores/persistent": "^0.10.2",
"@replit/codemirror-emacs": "^6.1.0",
"@replit/codemirror-vim": "^6.2.1",
"@replit/codemirror-vim": "^6.3.0",
"@replit/codemirror-vscode-keymap": "^6.0.2",
"@strudel/core": "workspace:*",
"@strudel/draw": "workspace:*",

View file

@ -1,11 +1,11 @@
import { describe, bench } from 'vitest';
import { calculateTactus, sequence, stack } from '../index.mjs';
import { calculateSteps, sequence, stack } from '../index.mjs';
const pat64 = sequence(...Array(64).keys());
describe('steps', () => {
calculateTactus(true);
calculateSteps(true);
bench(
'+tactus',
() => {
@ -14,7 +14,7 @@ describe('steps', () => {
{ time: 1000 },
);
calculateTactus(false);
calculateSteps(false);
bench(
'-tactus',
() => {
@ -25,7 +25,7 @@ describe('steps', () => {
});
describe('stack', () => {
calculateTactus(true);
calculateSteps(true);
bench(
'+tactus',
() => {
@ -34,7 +34,7 @@ describe('stack', () => {
{ time: 1000 },
);
calculateTactus(false);
calculateSteps(false);
bench(
'-tactus',
() => {
@ -43,4 +43,4 @@ describe('stack', () => {
{ time: 1000 },
);
});
calculateTactus(true);
calculateSteps(true);

View file

@ -252,6 +252,20 @@ export const { fmenv } = registerControl('fmenv');
*
*/
export const { fmattack } = registerControl('fmattack');
/**
* waveform of the fm modulator
*
* @name fmwave
* @param {number | Pattern} wave waveform
* @example
* n("0 1 2 3".fast(4)).scale("d:minor").s("sine").fmwave("<sine square sawtooth crackle>").fm(4).fmh(2.01)
* @example
* n("0 1 2 3".fast(4)).chord("<Dm Am F G>").voicing().s("sawtooth").fmwave("brown").fm(.6)
*
*/
export const { fmwave } = registerControl('fmwave');
/**
* Decay time for the FM envelope: seconds until the sustain level is reached after the attack phase.
*
@ -295,6 +309,17 @@ export const { fmvelocity } = registerControl('fmvelocity');
*/
export const { bank } = registerControl('bank');
/**
* mix control for the chorus effect
*
* @name chorus
* @param {string | Pattern} chorus mix amount between 0 and 1
* @example
* note("d d a# a").s("sawtooth").chorus(.5)
*
*/
export const { chorus } = registerControl('chorus');
// analyser node send amount 0 - 1 (used by scope)
export const { analyze } = registerControl('analyze');
// fftSize of analyser
@ -306,6 +331,7 @@ export const { fft } = registerControl('fft');
*
* @name decay
* @param {number | Pattern} time decay time in seconds
* @synonyms dec
* @example
* note("c3 e3 f3 g3").decay("<.1 .2 .3 .4>").sustain(0)
*
@ -444,6 +470,78 @@ export const { crush } = registerControl('crush');
*/
export const { coarse } = registerControl('coarse');
/**
* modulate the amplitude of a sound with a continuous waveform
*
* @name tremolo
* @synonyms trem
* @param {number | Pattern} speed modulation speed in HZ
* @example
* note("d d d# d".fast(4)).s("supersaw").tremolo("<3 2 100> ").tremoloskew("<.5>")
*
*/
export const { tremolo } = registerControl(['tremolo', 'tremolodepth', 'tremoloskew', 'tremolophase'], 'trem');
/**
* modulate the amplitude of a sound with a continuous waveform
*
* @name tremolosync
* @synonyms tremsync
* @param {number | Pattern} cycles modulation speed in cycles
* @example
* note("d d d# d".fast(4)).s("supersaw").tremolosync("4").tremoloskew("<1 .5 0>")
*
*/
export const { tremolosync } = registerControl(
['tremolosync', 'tremolodepth', 'tremoloskew', 'tremolophase'],
'tremsync',
);
/**
* depth of amplitude modulation
*
* @name tremolodepth
* @synonyms tremdepth
* @param {number | Pattern} depth
* @example
* note("a1 a1 a#1 a1".fast(4)).s("pulse").tremsync(4).tremolodepth("<1 2 .7>")
*
*/
export const { tremolodepth } = registerControl('tremolodepth', 'tremdepth');
/**
* alter the shape of the modulation waveform
*
* @name tremoloskew
* @synonyms tremskew
* @param {number | Pattern} amount between 0 & 1, the shape of the waveform
* @example
* note("{f a c e}%16").s("sawtooth").tremsync(4).tremoloskew("<.5 0 1>")
*
*/
export const { tremoloskew } = registerControl('tremoloskew', 'tremskew');
/**
* alter the phase of the modulation waveform
*
* @name tremolophase
* @synonyms tremphase
* @param {number | Pattern} offset the offset in cycles of the modulation
* @example
* note("{f a c e}%16").s("sawtooth").tremsync(4).tremolophase("<0 .25 .66>")
*
*/
export const { tremolophase } = registerControl('tremolophase', 'tremphase');
/**
* shape of amplitude modulation
*
* @name tremoloshape
* @param {number | Pattern} shape tri | square | sine | saw | ramp
* @example
* note("{f g c d}%16").tremsync(4).tremoloshape("<sine tri square>").s("sawtooth")
*
*/
export const { tremoloshape } = registerControl('tremoloshape', 'tremshape');
/**
* filter overdrive for supported filter types
*
@ -453,6 +551,42 @@ export const { coarse } = registerControl('coarse');
* note("{f g g c d a a#}%16".sub(17)).s("supersaw").lpenv(8).lpf(150).lpq(.8).ftype('ladder').drive("<.5 4>")
*
*/
/**
* modulate the amplitude of an orbit to create a "sidechain" like effect
*
* @name duckorbit
* @param {number | Pattern} orbit target orbit
* @example
* $: n(run(16)).scale("c:minor:pentatonic").s("sawtooth").delay(.7).orbit(2)
* $: s("bd:4!4").beat("0,4,8,11,14",16).duckorbit(2).duckattack(0.2).duckdepth(1)
*
*/
export const { duck } = registerControl('duckorbit', 'duck');
/**
* the amount of ducking applied to target orbit
*
* @name duckdepth
* @param {number | Pattern} depth depth of modulation from 0 to 1
* @example
* stack( n(run(8)).scale("c:minor").s("sawtooth").delay(.7).orbit(2), s("bd:4!4").beat("0,4,8,11,14",16).duckorbit(2).duckattack(0.2).duckdepth("<1 .9 .6 0>"))
*
*/
export const { duckdepth } = registerControl('duckdepth');
/**
* the attack time of the duck effect
*
* @name duckattack
* @param {number | Pattern} time
* @example
* stack( n(run(8)).scale("c:minor").s("sawtooth").delay(.7).orbit(2), s("bd:4!4").beat("0,4,8,11,14",16).duckorbit(2).duckattack("<0.2 0 0.4>").duckdepth(1))
*
*/
export const { duckattack } = registerControl('duckattack', 'duckatt');
export const { drive } = registerControl('drive');
/**
@ -974,14 +1108,27 @@ export const { delay } = registerControl(['delay', 'delaytime', 'delayfeedback']
*
*/
export const { delayfeedback, delayfb, dfb } = registerControl('delayfeedback', 'delayfb', 'dfb');
/**
* Sets the level of the signal that is fed back into the delay.
* Caution: Values >= 1 will result in a signal that gets louder and louder! Don't do it
*
* @name delayfeedback
* @param {number | Pattern} feedback between 0 and 1
* @synonyms delayfb, dfb
* @example
* s("bd").delay(.25).delayfeedback("<.25 .5 .75 1>")
*
*/
export const { delayspeed } = registerControl('delayspeed');
/**
* Sets the time of the delay effect.
*
* @name delaytime
* @param {number | Pattern} seconds between 0 and Infinity
* @name delayspeed
* @param {number | Pattern} delayspeed controls the pitch of the delay feedback
* @synonyms delayt, dt
* @example
* s("bd bd").delay(.25).delaytime("<.125 .25 .5 1>")
* note("d d a# a".fast(2)).s("sawtooth").delay(.8).delaytime(1/2).delayspeed("<2 .5 -1 -2>")
*
*/
export const { delaytime, delayt, dt } = registerControl('delaytime', 'delayt', 'dt');
@ -1393,6 +1540,29 @@ export const { roomfade, rfade } = registerControl('roomfade', 'rfade');
*
*/
export const { ir, iresponse } = registerControl(['ir', 'i'], 'iresponse');
/**
* Sets speed of the sample for the impulse response.
* @name irspeed
* @param {string | Pattern} speed
* @example
* samples('github:switchangel/pad')
* $: s("brk/2").fit().scrub(irand(16).div(16).seg(8)).ir("swpad:4").room(.2).irspeed("<2 1 .5>/2").irbegin(.5).roomsize(.5)
*
*/
export const { irspeed } = registerControl('irspeed');
/**
* Sets the beginning of the IR response sample
* @name irbegin
* @param {string | Pattern} begin between 0 and 1
* @synonyms ir
* @example
* samples('github:switchangel/pad')
* $: s("brk/2").fit().scrub(irand(16).div(16).seg(8)).ir("swpad:4").room(.65).irspeed("-2").irbegin("<0 .5 .75>/2").roomsize(.6)
*
*/
export const { irbegin } = registerControl('irbegin');
/**
* Sets the room size of the reverb, see `room`.
* When this property is changed, the reverb will be recaculated, so only change this sparsely..
@ -1561,18 +1731,6 @@ export const { density } = registerControl('density');
// ['modwheel'],
export const { expression } = registerControl('expression');
export const { sustainpedal } = registerControl('sustainpedal');
/* // TODO: doesn't seem to do anything
*
* Tremolo Audio DSP effect
*
* @name tremolodepth
* @param {number | Pattern} depth between 0 and 1
* @example
* n("0,4,7").tremolodepth("<0 .3 .6 .9>").osc()
*
*/
export const { tremolodepth, tremdp } = registerControl('tremolodepth', 'tremdp');
export const { tremolorate, tremr } = registerControl('tremolorate', 'tremr');
export const { fshift } = registerControl('fshift');
export const { fshiftnote } = registerControl('fshiftnote');
@ -1649,7 +1807,6 @@ export const { zmod } = registerControl('zmod');
// like crush but scaled differently
export const { zcrush } = registerControl('zcrush');
export const { zdelay } = registerControl('zdelay');
export const { tremolo } = registerControl('tremolo');
export const { zzfx } = registerControl('zzfx');
/**

View file

@ -5,7 +5,7 @@ This program is free software: you can redistribute it and/or modify it under th
*/
import createClock from './zyklus.mjs';
import { logger } from './logger.mjs';
import { errorLogger, logger } from './logger.mjs';
export class Cyclist {
constructor({
@ -67,6 +67,7 @@ export class Cyclist {
// the following line is dumb and only here for backwards compatibility
// see https://codeberg.org/uzu/strudel/pulls/1004
const deadline = targetTime - phase;
// this onTrigger has another signature
onTrigger?.(hap, deadline, duration, this.cps, targetTime);
if (hap.value.cps !== undefined && this.cps != hap.value.cps) {
this.cps = hap.value.cps;
@ -75,7 +76,7 @@ export class Cyclist {
}
});
} catch (e) {
logger(`[cyclist] error: ${e.message}`);
errorLogger(e);
onError?.(e);
}
},

View file

@ -10,7 +10,7 @@ https://rohandrape.net/?t=hmt
This program is free software: you can redistribute it and/or modify it under the terms of the GNU Affero General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Affero General Public License for more details. You should have received a copy of the GNU Affero General Public License along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
import { timeCat, register, silence } from './pattern.mjs';
import { timeCat, register, silence, stack, pure, _morph } from './pattern.mjs';
import { rotate, flatten, splitAt, zipWith } from './util.mjs';
import Fraction, { lcm } from './fraction.mjs';
@ -196,3 +196,26 @@ export const euclidLegato = register(['euclidLegato'], function (pulses, steps,
export const euclidLegatoRot = register(['euclidLegatoRot'], function (pulses, steps, rotation, pat) {
return _euclidLegato(pulses, steps, rotation, pat);
});
/**
* A 'euclid' variant with an additional parameter that morphs the resulting
* rhythm from 0 (no morphing) to 1 (completely 'even'). For example
* `sound("bd").euclidish(3,8,0)` would be the same as
* `sound("bd").euclid(3,8)`, and `sound("bd").euclidish(3,8,1)` would be the
* same as `sound("bd bd bd")`. `sound("bd").euclidish(3,8,0.5)` would have a
* groove somewhere between.
* Inspired by the work of Malcom Braff.
* @name euclidish
* @synonyms eish
* @memberof Pattern
* @param {number} pulses the number of onsets
* @param {number} steps the number of steps to fill
* @param {number} groove exists between the extremes of 0 (straight euclidian) and 1 (straight pulse)
* @example
* sound("hh").euclidish(7,12,sine.slow(8))
* .pan(sine.slow(8))
*/
export const { euclidish, eish } = register(['euclidish', 'eish'], function (pulses, steps, perc, pat) {
const morphed = _morph(bjork(pulses, steps), new Array(pulses).fill(1), perc);
return pat.struct(morphed).setSteps(steps);
});

View file

@ -4,6 +4,7 @@ Copyright (C) 2022 Strudel contributors - see <https://codeberg.org/uzu/strudel/
This program is free software: you can redistribute it and/or modify it under the terms of the GNU Affero General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Affero General Public License for more details. You should have received a copy of the GNU Affero General Public License along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
import Fraction from './fraction.mjs';
import { stringifyValues } from './util.mjs';
export class Hap {
/*
@ -148,13 +149,7 @@ export class Hap {
}
showWhole(compact = false) {
return `${this.whole == undefined ? '~' : this.whole.show()}: ${
typeof this.value === 'object'
? compact
? JSON.stringify(this.value).slice(1, -1).replaceAll('"', '').replaceAll(',', ' ')
: JSON.stringify(this.value)
: this.value
}`;
return `${this.whole == undefined ? '~' : this.whole.show()}: ${stringifyValues(this.value, compact)}`;
}
combineContext(b) {

View file

@ -4,6 +4,12 @@ let debounce = 1000,
lastMessage,
lastTime;
export function errorLogger(e, origin = 'cyclist') {
//TODO: add some kind of debug flag that enables this while in dev mode
// console.error(e);
logger(`[${origin}] error: ${e.message}`);
}
export function logger(message, type, data = {}) {
let t = performance.now();
if (lastMessage === message && t - lastTime < debounce) {

View file

@ -11,7 +11,6 @@ export class NeoCyclist {
constructor({ onTrigger, onToggle, getTime }) {
this.started = false;
this.cps = 0.5;
this.lastTick = 0; // absolute time when last tick (clock callback) happened
this.getTime = getTime; // get absolute time
this.time_at_last_tick_message = 0;
// the clock of the worker and the audio context clock can drift apart over time

View file

@ -1,6 +1,6 @@
{
"name": "@strudel/core",
"version": "1.2.2",
"version": "1.2.4",
"description": "Port of Tidal Cycles to JavaScript",
"main": "index.mjs",
"type": "module",

View file

@ -21,6 +21,8 @@ import {
numeralArgs,
parseNumeral,
pairs,
zipWith,
stringifyValues,
} from './util.mjs';
import drawLine from './drawLine.mjs';
import { logger } from './logger.mjs';
@ -852,14 +854,29 @@ export class Pattern {
);
}
log(func = (_, hap) => `[hap] ${hap.showWhole(true)}`, getData = (_, hap) => ({ hap })) {
/**
* Writes the content of the current event to the console (visible in the side menu).
* @name log
* @memberof Pattern
* @example
* s("bd sd").log()
*/
log(func = (hap) => `[hap] ${hap.showWhole(true)}`, getData = (hap) => ({ hap })) {
return this.onTrigger((...args) => {
logger(func(...args), undefined, getData(...args));
}, false);
}
logValues(func = id) {
return this.log((_, hap) => func(hap.value));
/**
* A simplified version of `log` which writes all "values" (various configurable parameters)
* within the event to the console (visible in the side menu).
* @name logValues
* @memberof Pattern
* @example
* s("bd sd").gain("0.25 0.5 1").n("2 1 0").logValues()
*/
logValues(func = (value) => `[hap] ${stringifyValues(value, true)}`) {
return this.log((hap) => func(hap.value));
}
//////////////////////////////////////////////////////////////////////
@ -1288,7 +1305,7 @@ export function sequenceP(pats) {
* @synonyms polyrhythm, pr
* @example
* stack("g3", "b3", ["e4", "d4"]).note()
* // "g3,b3,[e4,d4]".note()
* // "g3,b3,[e4 d4]".note()
*
* @example
* // As a chained function:
@ -1569,7 +1586,7 @@ export const func = curry((a, b) => reify(b).func(a));
/**
* Registers a new pattern method. The method is added to the Pattern class + the standalone function is returned from register.
*
* @param {string} name name of the function
* @param {string | string[]} name name of the function, or an array of names to be used as synonyms
* @param {function} func function with 1 or more params, where last is the current pattern
* @noAutocomplete
*
@ -2522,7 +2539,7 @@ export const { fastchunk, fastChunk } = register(
/**
* Like `chunk`, but the function is applied to a looped subcycle of the source pattern.
* @name chunkInto
* @synonym chunkinto
* @synonyms chunkinto
* @memberof Pattern
* @example
* sound("bd sd ht lt bd - cp lt").chunkInto(4, hurry(2))
@ -2535,7 +2552,7 @@ export const { chunkinto, chunkInto } = register(['chunkinto', 'chunkInto'], fun
/**
* Like `chunkInto`, but moves backwards through the chunks.
* @name chunkBackInto
* @synonym chunkbackinto
* @synonyms chunkbackinto
* @memberof Pattern
* @example
* sound("bd sd ht lt bd - cp lt").chunkInto(4, hurry(2))
@ -2565,7 +2582,7 @@ export const bypass = register(
* Loops the pattern inside an `offset` for `cycles`.
* If you think of the entire span of time in cycles as a ribbon, you can cut a single piece and loop it.
* @name ribbon
* @synonym rib
* @synonyms rib
* @param {number} offset start point of loop in cycles
* @param {number} cycles loop length in cycles
* @example
@ -3260,10 +3277,10 @@ export const slice = register(
* @memberof Pattern
* @returns Pattern
* @example
* s("bd!8").onTriggerTime((hap) => {console.info(hap)})
* s("bd!8").onTriggerTime((hap) => {console.log(hap)})
*/
Pattern.prototype.onTriggerTime = function (func) {
return this.onTrigger((t_deprecate, hap, currentTime, cps = 1, targetTime) => {
return this.onTrigger((hap, currentTime, _cps, targetTime) => {
const diff = targetTime - currentTime;
window.setTimeout(() => {
func(hap);
@ -3400,3 +3417,69 @@ export const { beat } = register(
['beat'],
__beat((x) => x.innerJoin()),
);
export const _morph = (from, to, by) => {
by = Fraction(by);
const dur = Fraction(1).div(from.length);
const positions = (list) => {
const result = [];
for (const [pos, value] of list.entries()) {
if (value) {
result.push([Fraction(pos).div(list.length), value]);
}
}
return result;
};
const arcs = zipWith(
([posa, valuea], [posb, valueb]) => {
const b = by.mul(posb - posa).add(posa);
const e = b.add(dur);
return new TimeSpan(b, e);
},
positions(from),
positions(to),
);
function query(state) {
const cycle = state.span.begin.sam();
const cycleArc = state.span.cycleArc();
const result = [];
for (const whole of arcs) {
const part = whole.intersection(cycleArc);
if (part !== undefined) {
result.push(
new Hap(
whole.withTime((x) => x.add(cycle)),
part.withTime((x) => x.add(cycle)),
true,
),
);
}
}
return result;
}
return new Pattern(query).splitQueries();
};
/**
* Takes two binary rhythms represented as lists of 1s and 0s, and a number
* between 0 and 1 that morphs between them. The two lists should contain the same
* number of true values.
* @example
* sound("hh").struct(morph([1,0,1,0,1,0,1,0], // straight rhythm
* [1,1,0,1,0,1,0], // wonky rhythm
* 0.25 // creates a slightly wonky rhythm
* )
* )
* @example
* sound("hh").struct(morph("1:0:1:0:1:0:1:0", // straight rhythm
* "1:1:0:1:0:1:0", // wonky rhythm
* sine.slow(8) // slowly morph between the rhythms
* )
* )
*/
export const morph = (frompat, topat, bypat) => {
frompat = reify(frompat);
topat = reify(topat);
bypat = reify(bypat);
return frompat.innerBind((from) => topat.innerBind((to) => bypat.innerBind((by) => _morph(from, to, by))));
};

View file

@ -1,7 +1,7 @@
import { NeoCyclist } from './neocyclist.mjs';
import { Cyclist } from './cyclist.mjs';
import { evaluate as _evaluate } from './evaluate.mjs';
import { logger } from './logger.mjs';
import { errorLogger, logger } from './logger.mjs';
import { setTime } from './time.mjs';
import { evalScope } from './evaluate.mjs';
import { register, Pattern, isPattern, silence, stack } from './pattern.mjs';
@ -245,6 +245,7 @@ export function repl({
export const getTrigger =
({ getTime, defaultOutput }) =>
async (hap, deadline, duration, cps, t) => {
// ^ this signature is different from hap.context.onTrigger, as set by Pattern.onTrigger(onTrigger)
// TODO: get rid of deadline after https://codeberg.org/uzu/strudel/pulls/1004
try {
if (!hap.context.onTrigger || !hap.context.dominantTrigger) {
@ -252,9 +253,9 @@ export const getTrigger =
}
if (hap.context.onTrigger) {
// call signature of output / onTrigger is different...
await hap.context.onTrigger(getTime() + deadline, hap, getTime(), cps, t);
await hap.context.onTrigger(hap, getTime(), cps, t);
}
} catch (err) {
logger(`[cyclist] error: ${err.message}`, 'error');
errorLogger(err, 'getTrigger');
}
};

View file

@ -32,7 +32,7 @@ function triggerSpeech(words, lang, voice) {
}
export const speak = register('speak', function (lang, voice, pat) {
return pat.onTrigger((_, hap) => {
return pat.onTrigger((hap) => {
triggerSpeech(hap.value, lang, voice);
});
});

View file

@ -6,7 +6,7 @@ This program is free software: you can redistribute it and/or modify it under th
import Fraction from 'fraction.js';
import { describe, it, expect } from 'vitest';
import { describe, it, expect, vi } from 'vitest';
import {
TimeSpan,
@ -55,6 +55,8 @@ import {
expand,
} from '../index.mjs';
import { log, logValues } from '../pattern.mjs';
import { steady } from '../signal.mjs';
import { n, s } from '../controls.mjs';
@ -1306,4 +1308,40 @@ describe('Pattern', () => {
);
});
});
describe('log', () => {
it('logs to console', () => {
const mockConsoleLog = vi.spyOn(console, 'log').mockImplementation(() => {});
const pattern = pure('a').log();
const haps = pattern.queryArc(0, 1);
// Force a trigger
haps.forEach((hap) => {
hap.context?.onTrigger?.(hap);
});
expect(mockConsoleLog).toHaveBeenCalledWith(
'%c[hap] 0/1 → 1/1: a',
'background-color: black;color:white;border-radius:15px',
);
mockConsoleLog.mockRestore();
});
});
describe('logValues', () => {
it('logs values to console', () => {
const mockConsoleLog = vi.spyOn(console, 'log').mockImplementation(() => {});
const pattern = pure('a').note('c#').logValues();
const haps = pattern.queryArc(0, 1);
// Force a trigger
haps.forEach((hap) => {
hap.context?.onTrigger?.(hap);
});
expect(mockConsoleLog).toHaveBeenCalledWith(
'%c[hap] value:a note:c#',
'background-color: black;color:white;border-radius:15px',
);
mockConsoleLog.mockRestore();
});
});
});

View file

@ -72,7 +72,7 @@ export class TimeSpan {
}
intersection(other) {
// Intersection of two timespans, returns None if they don't intersect.
// Intersection of two timespans, returns undefined if they don't intersect.
const intersect_begin = this.begin.max(other.begin);
const intersect_end = this.end.min(other.end);

View file

@ -487,3 +487,13 @@ export function getCurrentKeyboardState() {
// }
// return lcm((x * y) / gcd(x, y), ...z);
// };
// Takes values -- typically derived from events, i.e. `hap`s -- and renders them
// into a readable format
export function stringifyValues(value, compact = false) {
return typeof value === 'object'
? compact
? JSON.stringify(value).slice(1, -1).replaceAll('"', '').replaceAll(',', ' ')
: JSON.stringify(value)
: value;
}

View file

@ -23,7 +23,7 @@ export const csound = register('csound', (instrument, pat) => {
instrument = instrument || 'triangle';
init(); // not async to support csound inside other patterns + to be able to call pattern methods after it
// TODO: find a alternative way to wait for csound to load (to wait with first time playback)
return pat.onTrigger((time_deprecate, hap, currentTime, _cps, targetTime) => {
return pat.onTrigger((hap, currentTime, _cps, targetTime) => {
if (!_csound) {
logger('[csound] not loaded yet', 'warning');
return;
@ -142,7 +142,7 @@ export const csoundm = register('csoundm', (instrument, pat) => {
p1 = `"${instrument}"`;
}
init(); // not async to support csound inside other patterns + to be able to call pattern methods after it
return pat.onTrigger((tidal_time, hap) => {
return pat.onTrigger((hap, currentTime, _cps, targetTime) => {
if (!_csound) {
logger('[csound] not loaded yet', 'warning');
return;
@ -151,7 +151,7 @@ export const csoundm = register('csoundm', (instrument, pat) => {
throw new Error('csound only support objects as hap values');
}
// Time in seconds counting from now.
const p2 = tidal_time - getAudioContext().currentTime;
const p2 = targetTime - currentTime;
const p3 = hap.duration.valueOf() + 0;
const frequency = getFrequency(hap);
let { gain = 1, velocity = 0.9 } = hap.value;

View file

@ -1,6 +1,6 @@
{
"name": "@strudel/csound",
"version": "1.2.3",
"version": "1.2.5",
"description": "csound bindings for strudel",
"main": "index.mjs",
"type": "module",

View file

@ -6,7 +6,7 @@ const OFF_MESSAGE = 0x80;
const CC_MESSAGE = 0xb0;
Pattern.prototype.midi = function (output) {
return this.onTrigger((time_deprecate, hap, currentTime, cps, targetTime) => {
return this.onTrigger((hap, currentTime, cps, targetTime) => {
let { note, nrpnn, nrpv, ccn, ccv, velocity = 0.9, gain = 1 } = hap.value;
//magic number to get audio engine to line up, can probably be calculated somehow
const latencyMs = 34;

View file

@ -4,7 +4,7 @@ import { Invoke } from './utils.mjs';
const collator = new ClockCollator({});
export async function oscTriggerTauri(t_deprecate, hap, currentTime, cps = 1, targetTime) {
export async function oscTriggerTauri(hap, currentTime, cps = 1, targetTime) {
const controls = parseControlsFromHap(hap, cps);
const params = [];
const timestamp = collator.calculateTimestamp(currentTime, targetTime);

View file

@ -1,6 +1,6 @@
{
"name": "@strudel/draw",
"version": "1.2.2",
"version": "1.2.4",
"description": "Helpers for drawing with Strudel",
"main": "index.mjs",
"type": "module",

View file

@ -1,6 +1,6 @@
{
"name": "@strudel/embed",
"version": "1.1.0",
"version": "1.1.1",
"description": "Embeddable Web Component to load a Strudel REPL into an iframe",
"main": "embed.js",
"type": "module",

View file

@ -1,6 +1,6 @@
{
"name": "@strudel/gamepad",
"version": "1.2.2",
"version": "1.2.4",
"description": "Gamepad Inputs for strudel",
"main": "index.mjs",
"type": "module",

View file

@ -1,6 +1,6 @@
{
"name": "@strudel/hydra",
"version": "1.2.2",
"version": "1.2.4",
"description": "Hydra integration for strudel",
"main": "hydra.mjs",
"type": "module",

View file

@ -333,7 +333,7 @@ Pattern.prototype.midi = function (midiport, options = {}) {
logger(`Midi device disconnected! Available: ${getMidiDeviceNamesString(outputs)}`),
});
return this.onTrigger((time_deprecate, hap, currentTime, cps, targetTime) => {
return this.onTrigger((hap, currentTime, cps, targetTime) => {
if (!WebMidi.enabled) {
logger('Midi not enabled');
return;
@ -493,6 +493,9 @@ export async function midin(input) {
otherInputs?.length ? `Also available: ${getMidiDeviceNamesString(otherInputs)}` : ''
}`,
);
}
// ensure refs for this input are initialized
if (!refs[input]) {
refs[input] = {};
}
const cc = (cc) => ref(() => refs[input][cc] || 0);

View file

@ -1,6 +1,6 @@
{
"name": "@strudel/midi",
"version": "1.2.3",
"version": "1.2.5",
"description": "Midi API for strudel",
"main": "index.mjs",
"type": "module",

View file

@ -1,10 +1,10 @@
import { describe, bench } from 'vitest';
import { calculateTactus } from '../../core/index.mjs';
import { calculateSteps } from '../../core/index.mjs';
import { mini } from '../index.mjs';
describe('mini', () => {
calculateTactus(true);
calculateSteps(true);
bench(
'+tactus',
() => {
@ -13,7 +13,7 @@ describe('mini', () => {
{ time: 1000 },
);
calculateTactus(false);
calculateSteps(false);
bench(
'-tactus',
() => {
@ -21,5 +21,5 @@ describe('mini', () => {
},
{ time: 1000 },
);
calculateTactus(true);
calculateSteps(true);
});

View file

@ -1,6 +1,6 @@
{
"name": "@strudel/mini",
"version": "1.2.2",
"version": "1.2.4",
"description": "Mini notation for strudel",
"main": "index.mjs",
"type": "module",

View file

@ -1,6 +1,6 @@
{
"name": "mondolang",
"version": "1.1.0",
"version": "1.1.1",
"description": "a language for functional composition that translates to js",
"main": "mondo.mjs",
"type": "module",

View file

@ -42,6 +42,7 @@ lib['%'] = pace;
lib['?'] = degradeBy; // todo: default 0.5 not working..
lib[':'] = tail;
lib['..'] = range;
lib['def'] = () => silence;
lib['or'] = (...children) => chooseIn(...children); // always has structure but is cyclewise.. e.g. "s oh*8.dec[.04 | .5]"
//lib['or'] = (...children) => chooseOut(...children); // "s oh*8.dec[.04 | .5]" is better but "dec[.04 | .5].s oh*8" has no struct
@ -107,7 +108,7 @@ export function mondo(code, offset = 0) {
return pat.markcss('color: var(--caret,--foreground);text-decoration:underline');
}
let getLocations = (code, offset) => runner.parser.get_locations(code, offset);
export let getLocations = (code, offset) => runner.parser.get_locations(code, offset);
export const mondi = (str, offset) => {
const code = `[${str}]`;

View file

@ -1,6 +1,6 @@
{
"name": "@strudel/mondo",
"version": "1.1.0",
"version": "1.1.4",
"description": "mondo notation for strudel",
"main": "mondough.mjs",
"type": "module",

View file

@ -1,5 +1,5 @@
import { defineConfig } from 'vite';
//import { dependencies } from './package.json';
import { dependencies } from './package.json';
import { resolve } from 'path';
// https://vitejs.dev/config/
@ -12,7 +12,7 @@ export default defineConfig({
fileName: (ext) => ({ es: 'mondough.mjs' })[ext],
},
rollupOptions: {
// external: [...Object.keys(dependencies)],
external: [...Object.keys(dependencies)],
},
target: 'esnext',
},

View file

@ -1,6 +1,6 @@
{
"name": "@strudel/motion",
"version": "1.2.2",
"version": "1.2.4",
"description": "DeviceMotion API for strudel",
"main": "index.mjs",
"type": "module",

View file

@ -1,6 +1,6 @@
{
"name": "@strudel/mqtt",
"version": "1.2.2",
"version": "1.2.4",
"description": "MQTT API for strudel",
"main": "mqtt.mjs",
"type": "module",

View file

@ -60,7 +60,7 @@ export function parseControlsFromHap(hap, cps) {
const collator = new ClockCollator({});
export async function oscTrigger(t_deprecate, hap, currentTime, cps = 1, targetTime) {
export async function oscTrigger(hap, currentTime, cps = 1, targetTime) {
const osc = await connect();
const controls = parseControlsFromHap(hap, cps);
const keyvals = Object.entries(controls).flat();

View file

@ -1,6 +1,6 @@
{
"name": "@strudel/osc",
"version": "1.2.2",
"version": "1.2.4",
"description": "OSC messaging for strudel",
"main": "osc.mjs",
"type": "module",

View file

@ -1,10 +1,10 @@
import { oscTriggerTauri } from '../desktopbridge/oscbridge.mjs';
import { isTauri } from '../desktopbridge/utils.mjs';
/* import { oscTriggerTauri } from '../desktopbridge/oscbridge.mjs';
import { isTauri } from '../desktopbridge/utils.mjs'; */
import { oscTrigger } from './osc.mjs';
const trigger = isTauri() ? oscTriggerTauri : oscTrigger;
const trigger = /* isTauri() ? oscTriggerTauri : */ oscTrigger;
export const superdirtOutput = (hap, deadline, hapDuration, cps, targetTime) => {
const currentTime = performance.now() / 1000;
return trigger(null, hap, currentTime, cps, targetTime);
return trigger(hap, currentTime, cps, targetTime);
};

View file

@ -1,6 +1,6 @@
{
"name": "@strudel/reference",
"version": "1.2.0",
"version": "1.2.1",
"description": "Headless reference of all strudel functions",
"main": "index.mjs",
"type": "module",

View file

@ -1,6 +1,6 @@
{
"name": "@strudel/repl",
"version": "1.2.3",
"version": "1.2.6",
"description": "Strudel REPL as a Web Component",
"module": "index.mjs",
"publishConfig": {

View file

@ -36,7 +36,7 @@ export async function prebake() {
samples(`${ds}/tidal-drum-machines.json`),
samples(`${ds}/piano.json`),
samples(`${ds}/Dirt-Samples.json`),
samples(`${ds}/EmuSP12.json`),
samples(`${ds}/uzu-drumkit.json`),
samples(`${ds}/vcsl.json`),
samples(`${ds}/mridangam.json`),
]);

View file

@ -20,3 +20,13 @@ samples('http://localhost:5432')
LOG=1 npx @strudel/sampler # adds logging
PORT=5555 npx @strudel/sampler # changes port
```
## static json
when running with `--json`, you will simply get the json logged back:
```sh
npx --yes @strudel/sampler --json > strudel.json
```
this is useful if you want to create a sample pack from the current folder.

View file

@ -1,6 +1,6 @@
{
"name": "@strudel/sampler",
"version": "0.2.0",
"version": "0.2.3",
"description": "",
"keywords": [
"tidalcycles",

View file

@ -1,22 +1,20 @@
#!/usr/bin/env node
import cowsay from 'cowsay';
import { createReadStream, existsSync } from 'fs';
import { createReadStream, existsSync, writeFileSync } from 'fs';
import { readdir } from 'fs/promises';
import http from 'http';
import { join, sep } from 'path';
import { join, resolve, sep } from 'path';
import readline from 'readline';
import os from 'os';
// eslint-disable-next-line
const LOG = !!process.env.LOG || false;
const VALID_AUDIO_EXTENSIONS = ['wav', 'mp3', 'ogg'];
console.log(
cowsay.say({
text: 'welcome to @strudel/sampler',
e: 'oO',
T: 'U ',
}),
);
const isAudioFile = (f) => {
const ext = f.split('.').slice(-1)[0].toLowerCase();
return VALID_AUDIO_EXTENSIONS.includes(ext);
};
async function getFilesInDirectory(directory) {
let files = [];
@ -29,42 +27,90 @@ async function getFilesInDirectory(directory) {
continue;
}
try {
const subFiles = (await getFilesInDirectory(fullPath)).filter((f) =>
['wav', 'mp3', 'ogg'].includes(f.split('.').slice(-1)[0].toLowerCase()),
);
const subFiles = (await getFilesInDirectory(fullPath)).filter(isAudioFile);
files = files.concat(subFiles);
LOG && console.log(`${dirent.name} (${subFiles.length})`);
} catch (err) {
LOG && console.warn(`skipped due to error: ${fullPath}`);
}
} else {
files.push(fullPath);
isAudioFile(fullPath) && files.push(fullPath);
}
}
return files;
}
async function getBanks(directory) {
async function getBanks(directory, flat = false) {
let files = await getFilesInDirectory(directory);
let banks = {};
directory = directory.split(sep).join('/');
files = files.map((path) => {
path = path.split(sep).join('/');
const [bank] = path.split('/').slice(-2);
const subDir = path.replace(directory, '');
const subDirFlat = subDir.replaceAll('/', '_').slice(1); // remove initial underscore
const subDirFlatStem = subDirFlat.replace(/\.[^.]+$/, ''); // remove extension
let bank = flat ? subDirFlatStem : path.split('/').slice(-2)[0];
banks[bank] = banks[bank] || [];
const relativeUrl = path.replace(directory, '');
banks[bank].push(relativeUrl);
return relativeUrl;
banks[bank].push(subDir);
return subDir;
});
banks._base = `http://localhost:5432`;
return { banks, files };
}
// eslint-disable-next-line
const directory = process.cwd();
const args = process.argv.slice(2);
function getArgValue(flag) {
const i = args.indexOf(flag);
if (i !== -1) {
const nextIsFlag = args[i + 1]?.startsWith('--') ?? true;
if (nextIsFlag) return true;
return args[i + 1];
}
}
function getInput(query) {
const rl = readline.createInterface({
input: process.stdin,
output: process.stdout,
});
return new Promise((resolve) =>
rl.question(query, (response) => {
rl.close();
resolve(response);
}),
);
}
let directory = getArgValue('--dir') || process.cwd();
directory = resolve(directory);
if (args.includes('--json')) {
const { banks } = await getBanks(directory, getArgValue('--flat'));
const json = JSON.stringify(banks);
const outFile = resolve(directory, 'strudel.json');
if (existsSync(outFile)) {
const answer = await getInput(`Warning: File already exists at ${outFile}. Overwrite? (y/N): `);
if (answer.toLowerCase() !== 'y') {
console.log('Aborted.');
process.exit(0);
}
}
writeFileSync(outFile, json, 'utf8');
console.log(`Wrote json to ${outFile}`);
}
console.log(
cowsay.say({
text: 'welcome to @strudel/sampler',
e: 'oO',
T: 'U ',
}),
);
const server = http.createServer(async (req, res) => {
res.setHeader('Access-Control-Allow-Origin', '*');
const { banks, files } = await getBanks(directory);
const { banks, files } = await getBanks(directory, getArgValue('--flat'));
if (req.url === '/') {
res.setHeader('Content-Type', 'application/json');
return res.end(JSON.stringify(banks));
@ -72,7 +118,7 @@ const server = http.createServer(async (req, res) => {
let subpath = decodeURIComponent(req.url);
const filePath = join(directory, subpath.split('/').join(sep));
//console.log('GET:', filePath);
// console.log('GET:', filePath);
const isFound = existsSync(filePath);
if (!isFound) {
res.statusCode = 404;

View file

@ -1,6 +1,6 @@
{
"name": "@strudel/serial",
"version": "1.2.2",
"version": "1.2.4",
"description": "Webserial API for strudel",
"main": "serial.mjs",
"type": "module",

View file

@ -537,7 +537,7 @@ export default {
],
gm_synth_bass_1: [
// Synth Bass 1: Bass
'0380_Aspirin_sf2_file',
// '0380_Aspirin_sf2_file', // broken in safari https://codeberg.org/uzu/strudel/issues/1384
'0380_Chaos_sf2_file',
'0380_FluidR3_GM_sf2_file',
// 0380_GeneralUserGS_sf2_file // laut

View file

@ -1,6 +1,6 @@
{
"name": "@strudel/soundfonts",
"version": "1.2.3",
"version": "1.2.5",
"description": "Soundsfont support for strudel",
"main": "index.mjs",
"publishConfig": {

View file

@ -3,7 +3,7 @@ import { getAudioContext, registerSound } from '@strudel/webaudio';
import { loadSoundfont as _loadSoundfont, startPresetNote } from 'sfumato';
Pattern.prototype.soundfont = function (sf, n = 0) {
return this.onTrigger((time_deprecate, h, ct, cps, targetTime) => {
return this.onTrigger((h, ct, cps, targetTime) => {
const ctx = getAudioContext();
const note = getPlayableNoteValue(h);
const preset = sf.presets[n % sf.presets.length];

View file

@ -74,6 +74,6 @@ export const dough = async (code) => {
worklet.node.connect(ac.destination);
};
export function doughTrigger(time_deprecate, hap, currentTime, cps, targetTime) {
export function doughTrigger(hap, currentTime, cps, targetTime) {
window.postMessage({ time: targetTime, dough: hap.value, currentTime, duration: hap.duration, cps });
}

View file

@ -1,5 +1,8 @@
import { getAudioContext } from './superdough.mjs';
import { clamp, nanFallback } from './util.mjs';
import { getNoiseBuffer } from './noise.mjs';
export const noises = ['pink', 'white', 'brown', 'crackle'];
export function gainNode(value) {
const node = getAudioContext().createGain();
@ -206,19 +209,46 @@ export function getVibratoOscillator(param, value, t) {
// ConstantSource inherits AudioScheduledSourceNode, which has scheduling abilities
// a bit of a hack, but it works very well :)
export function webAudioTimeout(audioContext, onComplete, startTime, stopTime) {
const constantNode = audioContext.createConstantSource();
constantNode.start(startTime);
constantNode.stop(stopTime);
const constantNode = new ConstantSourceNode(audioContext);
// Certain browsers requires audio nodes to be connected in order for their onended events
// to fire, so we _mute it_ and then connect it to the destination
const zeroGain = gainNode(0);
zeroGain.connect(audioContext.destination);
constantNode.connect(zeroGain);
// Schedule the `onComplete` callback to occur at `stopTime`
constantNode.onended = () => {
// Ensure garbage collection
try {
zeroGain.disconnect();
} catch {
// pass
}
try {
constantNode.disconnect();
} catch {
// pass
}
onComplete();
};
constantNode.start(startTime);
constantNode.stop(stopTime);
return constantNode;
}
const mod = (freq, range = 1, type = 'sine') => {
const ctx = getAudioContext();
const osc = ctx.createOscillator();
osc.type = type;
osc.frequency.value = freq;
let osc;
if (noises.includes(type)) {
osc = ctx.createBufferSource();
osc.buffer = getNoiseBuffer(type, 2);
osc.loop = true;
} else {
osc = ctx.createOscillator();
osc.type = type;
osc.frequency.value = freq;
}
osc.start();
const g = new GainNode(ctx, { gain: range });
osc.connect(g); // -range, range
@ -253,7 +283,7 @@ export function applyFM(param, value, begin) {
modulator = fmmod.node;
stop = fmmod.stop;
if (![fmAttack, fmDecay, fmSustain, fmRelease, fmVelocity].find((v) => v !== undefined)) {
if (![fmAttack, fmDecay, fmSustain, fmRelease, fmVelocity].some((v) => v !== undefined)) {
// no envelope by default
modulator.connect(param);
} else {

View file

@ -1,5 +1,11 @@
let log = (msg) => console.log(msg);
export function errorLogger(e, origin = 'cyclist') {
//TODO: add some kind of debug flag that enables this while in dev mode
// console.error(e);
logger(`[${origin}] error: ${e.message}`);
}
export const logger = (...args) => log(...args);
export const setLogger = (fn) => {

View file

@ -4,7 +4,7 @@ import { getAudioContext } from './superdough.mjs';
let noiseCache = {};
// lazy generates noise buffers and keeps them forever
function getNoiseBuffer(type, density) {
export function getNoiseBuffer(type, density) {
const ac = getAudioContext();
if (noiseCache[type]) {
return noiseCache[type];

View file

@ -1,6 +1,6 @@
{
"name": "superdough",
"version": "1.2.3",
"version": "1.2.5",
"description": "simple web audio synth and sampler intended for live coding. inspired by superdirt and webdirt.",
"main": "index.mjs",
"type": "module",

View file

@ -1,7 +1,9 @@
import reverbGen from './reverbGen.mjs';
import { clamp } from './util.mjs';
if (typeof AudioContext !== 'undefined') {
AudioContext.prototype.adjustLength = function (duration, buffer) {
AudioContext.prototype.adjustLength = function (duration, buffer, speed = 1, offsetAmount = 0) {
const sampleOffset = Math.floor(clamp(offsetAmount, 0, 1) * buffer.length);
const newLength = buffer.sampleRate * duration;
const newBuffer = this.createBuffer(buffer.numberOfChannels, buffer.length, buffer.sampleRate);
for (let channel = 0; channel < buffer.numberOfChannels; channel++) {
@ -9,22 +11,30 @@ if (typeof AudioContext !== 'undefined') {
let newData = newBuffer.getChannelData(channel);
for (let i = 0; i < newLength; i++) {
newData[i] = oldData[i] || 0;
// loop the buffer around to prevent
let position = (sampleOffset + i * Math.abs(speed)) % oldData.length;
if (speed < 1) {
position = position * -1;
}
newData[i] = oldData.at(position) || 0;
}
}
return newBuffer;
};
AudioContext.prototype.createReverb = function (duration, fade, lp, dim, ir) {
AudioContext.prototype.createReverb = function (duration, fade, lp, dim, ir, irspeed, irbegin) {
const convolver = this.createConvolver();
convolver.generate = (d = 2, fade = 0.1, lp = 15000, dim = 1000, ir) => {
convolver.generate = (d = 2, fade = 0.1, lp = 15000, dim = 1000, ir, irspeed, irbegin) => {
convolver.duration = d;
convolver.fade = fade;
convolver.lp = lp;
convolver.dim = dim;
convolver.ir = ir;
convolver.irspeed = irspeed;
convolver.irbegin = irbegin;
if (ir) {
convolver.buffer = this.adjustLength(d, ir);
convolver.buffer = this.adjustLength(d, ir, irspeed, irbegin);
} else {
reverbGen.generateReverb(
{
@ -41,7 +51,7 @@ if (typeof AudioContext !== 'undefined') {
);
}
};
convolver.generate(duration, fade, lp, dim, ir);
convolver.generate(duration, fade, lp, dim, ir, irspeed, irbegin);
return convolver;
};
}

View file

@ -196,6 +196,52 @@ function getSamplesPrefixHandler(url) {
return;
}
export async function fetchSampleMap(url) {
// check if custom prefix handler
const handler = getSamplesPrefixHandler(url);
if (handler) {
return handler(url);
}
url = resolveSpecialPaths(url);
if (url.startsWith('github:')) {
url = githubPath(url, 'strudel.json');
}
if (url.startsWith('local:')) {
url = `http://localhost:5432`;
}
if (url.startsWith('shabda:')) {
let [_, path] = url.split('shabda:');
url = `https://shabda.ndre.gr/${path}.json?strudel=1`;
}
if (url.startsWith('shabda/speech')) {
let [_, path] = url.split('shabda/speech');
path = path.startsWith('/') ? path.substring(1) : path;
let [params, words] = path.split(':');
let gender = 'f';
let language = 'en-GB';
if (params) {
[language, gender] = params.split('/');
}
url = `https://shabda.ndre.gr/speech/${words}.json?gender=${gender}&language=${language}&strudel=1'`;
}
if (typeof fetch !== 'function') {
// not a browser
return;
}
const base = url.split('/').slice(0, -1).join('/');
if (typeof fetch === 'undefined') {
// skip fetch when in node / testing
return;
}
const json = await fetch(url)
.then((res) => res.json())
.catch((error) => {
console.error(error);
throw new Error(`error loading "${url}"`);
});
return [json, json._base || base];
}
/**
* Loads a collection of samples to use with `s`
* @example
@ -217,49 +263,8 @@ function getSamplesPrefixHandler(url) {
export const samples = async (sampleMap, baseUrl = sampleMap._base || '', options = {}) => {
if (typeof sampleMap === 'string') {
// check if custom prefix handler
const handler = getSamplesPrefixHandler(sampleMap);
if (handler) {
return handler(sampleMap);
}
sampleMap = resolveSpecialPaths(sampleMap);
if (sampleMap.startsWith('github:')) {
sampleMap = githubPath(sampleMap, 'strudel.json');
}
if (sampleMap.startsWith('local:')) {
sampleMap = `http://localhost:5432`;
}
if (sampleMap.startsWith('shabda:')) {
let [_, path] = sampleMap.split('shabda:');
sampleMap = `https://shabda.ndre.gr/${path}.json?strudel=1`;
}
if (sampleMap.startsWith('shabda/speech')) {
let [_, path] = sampleMap.split('shabda/speech');
path = path.startsWith('/') ? path.substring(1) : path;
let [params, words] = path.split(':');
let gender = 'f';
let language = 'en-GB';
if (params) {
[language, gender] = params.split('/');
}
sampleMap = `https://shabda.ndre.gr/speech/${words}.json?gender=${gender}&language=${language}&strudel=1'`;
}
if (typeof fetch !== 'function') {
// not a browser
return;
}
const base = sampleMap.split('/').slice(0, -1).join('/');
if (typeof fetch === 'undefined') {
// skip fetch when in node / testing
return;
}
return fetch(sampleMap)
.then((res) => res.json())
.then((json) => samples(json, baseUrl || json._base || base, options))
.catch((error) => {
console.error(error);
throw new Error(`error loading "${sampleMap}"`);
});
const [json, base] = await fetchSampleMap(sampleMap);
return samples(json, baseUrl || base, options);
}
const { prebake, tag } = options;
processSampleMap(

View file

@ -7,11 +7,11 @@ This program is free software: you can redistribute it and/or modify it under th
import './feedbackdelay.mjs';
import './reverb.mjs';
import './vowel.mjs';
import { clamp, nanFallback, _mod, cycleToSeconds } from './util.mjs';
import { clamp, nanFallback, _mod, cycleToSeconds, secondsToCycle } from './util.mjs';
import workletsUrl from './worklets.mjs?audioworklet';
import { createFilter, gainNode, getCompressor, getWorklet } from './helpers.mjs';
import { createFilter, gainNode, getCompressor, getWorklet, webAudioTimeout } from './helpers.mjs';
import { map } from 'nanostores';
import { logger } from './logger.mjs';
import { logger, errorLogger } from './logger.mjs';
import { loadBuffer } from './sampler.mjs';
export const DEFAULT_MAX_POLYPHONY = 128;
@ -28,6 +28,13 @@ export function setMultiChannelOrbits(bool) {
multiChannelOrbits = bool == true;
}
function getModulationShapeInput(val) {
if (typeof val === 'number') {
return val % 5;
}
return { tri: 0, triangle: 0, sine: 1, ramp: 2, saw: 3, square: 4 }[val] ?? 0;
}
export const soundMap = map();
export function registerSound(key, onTrigger, data = {}) {
@ -189,7 +196,7 @@ export const resetLoadedSounds = () => soundMap.set({});
let audioContext;
export const setDefaultAudioContext = () => {
audioContext = new AudioContext();
audioContext = new AudioContext({ latencyHint: 'playback' });
return audioContext;
};
@ -205,11 +212,17 @@ export function getAudioContextCurrentTime() {
return getAudioContext().currentTime;
}
let externalWorklets = [];
export function registerWorklet(url) {
externalWorklets.push(url);
}
let workletsLoading;
function loadWorklets() {
if (!workletsLoading) {
const audioCtx = getAudioContext();
workletsLoading = audioCtx.audioWorklet.addModule(workletsUrl);
const allWorkletURLs = externalWorklets.concat([workletsUrl]);
workletsLoading = Promise.all(allWorkletURLs.map((workletURL) => audioCtx.audioWorklet.addModule(workletURL)));
}
return workletsLoading;
@ -275,7 +288,6 @@ export async function initAudioOnFirstClick(options) {
return audioReady;
}
let delays = {};
const maxfeedback = 0.98;
let channelMerger, destinationGain;
@ -319,35 +331,45 @@ export const panic = () => {
channelMerger == null;
};
function getDelay(orbit, delaytime, delayfeedback, t, channels) {
function getDelay(orbit, delaytime, delayfeedback, t) {
if (delayfeedback > maxfeedback) {
//logger(`delayfeedback was clamped to ${maxfeedback} to save your ears`);
}
delayfeedback = clamp(delayfeedback, 0, 0.98);
if (!delays[orbit]) {
if (!orbits[orbit].delayNode) {
const ac = getAudioContext();
const dly = ac.createFeedbackDelay(1, delaytime, delayfeedback);
dly.start?.(t); // for some reason, this throws when audion extension is installed..
connectToDestination(dly, channels);
delays[orbit] = dly;
connectToOrbit(dly, orbit);
orbits[orbit].delayNode = dly;
}
delays[orbit].delayTime.value !== delaytime && delays[orbit].delayTime.setValueAtTime(delaytime, t);
delays[orbit].feedback.value !== delayfeedback && delays[orbit].feedback.setValueAtTime(delayfeedback, t);
return delays[orbit];
orbits[orbit].delayNode.delayTime.value !== delaytime &&
orbits[orbit].delayNode.delayTime.setValueAtTime(delaytime, t);
orbits[orbit].delayNode.feedback.value !== delayfeedback &&
orbits[orbit].delayNode.feedback.setValueAtTime(delayfeedback, t);
return orbits[orbit].delayNode;
}
export function getLfo(audioContext, time, end, properties = {}) {
return getWorklet(audioContext, 'lfo-processor', {
export function getLfo(audioContext, begin, end, properties = {}) {
const { shape = 0, ...props } = properties;
const { dcoffset = -0.5, depth = 1 } = properties;
const lfoprops = {
frequency: 1,
depth: 1,
skew: 0,
depth,
skew: 0.5,
phaseoffset: 0,
time,
time: begin,
begin,
end,
shape: 1,
dcoffset: -0.5,
...properties,
});
shape: getModulationShapeInput(shape),
dcoffset,
min: dcoffset * depth,
max: dcoffset * depth + depth,
curve: 1,
...props,
};
return getWorklet(audioContext, 'lfo-processor', lfoprops);
}
function getPhaser(time, end, frequency = 1, depth = 0.5, centerFrequency = 1000, sweep = 2000) {
@ -381,31 +403,76 @@ function getFilterType(ftype) {
return typeof ftype === 'number' ? filterTypes[Math.floor(_mod(ftype, filterTypes.length))] : ftype;
}
let reverbs = {};
let hasChanged = (now, before) => now !== undefined && now !== before;
function getReverb(orbit, duration, fade, lp, dim, ir, channels) {
// If no reverb has been created for a given orbit, create one
if (!reverbs[orbit]) {
const ac = getAudioContext();
const reverb = ac.createReverb(duration, fade, lp, dim, ir);
connectToDestination(reverb, channels);
reverbs[orbit] = reverb;
//type orbit {
// gain: number,
// reverbNode: reverbNode
// delayNode: delayNode
//}
let orbits = {};
function connectToOrbit(node, orbit) {
if (orbits[orbit] == null) {
errorLogger(new Error('target orbit does not exist'), 'superdough');
}
node.connect(orbits[orbit].gain);
}
function setOrbit(audioContext, orbit, channels) {
if (orbits[orbit] == null) {
orbits[orbit] = {
gain: new GainNode(audioContext, { gain: 1, channelCount: 2, channelCountMode: 'explicit' }),
};
connectToDestination(orbits[orbit].gain, channels);
}
}
function duckOrbit(audioContext, targetOrbit, t, attacktime = 0.1, duckdepth = 1) {
const targetArr = [targetOrbit].flat();
targetArr.forEach((target) => {
if (orbits[target] == null) {
errorLogger(new Error(`duck target orbit ${target} does not exist`), 'superdough');
return;
}
webAudioTimeout(
audioContext,
() => {
orbits[target].gain.gain.cancelScheduledValues(t);
const currVal = orbits[target].gain.gain.value;
orbits[target].gain.gain.linearRampToValueAtTime(clamp(1 - Math.pow(duckdepth, 0.5), 0.01, currVal), t);
orbits[target].gain.gain.exponentialRampToValueAtTime(1, t + Math.max(0.002, attacktime));
},
0,
t - 0.01,
);
});
}
let hasChanged = (now, before) => now !== undefined && now !== before;
function getReverb(orbit, duration, fade, lp, dim, ir, irspeed, irbegin) {
// If no reverb has been created for a given orbit, create one
if (!orbits[orbit].reverbNode) {
const ac = getAudioContext();
const reverb = ac.createReverb(duration, fade, lp, dim, ir, irspeed, irbegin);
connectToOrbit(reverb, orbit);
orbits[orbit].reverbNode = reverb;
}
if (
hasChanged(duration, reverbs[orbit].duration) ||
hasChanged(fade, reverbs[orbit].fade) ||
hasChanged(lp, reverbs[orbit].lp) ||
hasChanged(dim, reverbs[orbit].dim) ||
reverbs[orbit].ir !== ir
hasChanged(duration, orbits[orbit].reverbNode.duration) ||
hasChanged(fade, orbits[orbit].reverbNode.fade) ||
hasChanged(lp, orbits[orbit].reverbNode.lp) ||
hasChanged(dim, orbits[orbit].reverbNode.dim) ||
hasChanged(irspeed, orbits[orbit].reverbNode.irspeed) ||
hasChanged(irbegin, orbits[orbit].reverbNode.irbegin) ||
orbits[orbit].reverbNode.ir !== ir
) {
// only regenerate when something has changed
// avoids endless regeneration on things like
// stack(s("a"), s("b").rsize(8)).room(.5)
// this only works when args may stay undefined until here
// setting default values breaks this
reverbs[orbit].generate(duration, fade, lp, dim, ir);
orbits[orbit].reverbNode.generate(duration, fade, lp, dim, ir, irspeed, irbegin);
}
return reverbs[orbit];
return orbits[orbit].reverbNode;
}
export let analysers = {},
@ -448,8 +515,7 @@ function effectSend(input, effect, wet) {
}
export function resetGlobalEffects() {
delays = {};
reverbs = {};
orbits = {};
analysers = {};
analysersData = {};
}
@ -461,9 +527,10 @@ function mapChannelNumbers(channels) {
return (Array.isArray(channels) ? channels : [channels]).map((ch) => ch - 1);
}
export const superdough = async (value, t, hapDuration, cps = 0.5) => {
export const superdough = async (value, t, hapDuration, cps = 0.5, cycle = 0.5) => {
// new: t is always expected to be the absolute target onset time
const ac = getAudioContext();
t = typeof t === 'string' && t.startsWith('=') ? Number(t.slice(1)) : ac.currentTime + t;
let { stretch } = value;
if (stretch != null) {
//account for phase vocoder latency
@ -489,15 +556,25 @@ export const superdough = async (value, t, hapDuration, cps = 0.5) => {
}
// destructure
let {
tremolo,
tremolosync,
tremolodepth = 1,
tremoloskew,
tremolophase = 0,
tremoloshape,
s = getDefaultValue('s'),
bank,
source,
gain = getDefaultValue('gain'),
postgain = getDefaultValue('postgain'),
density = getDefaultValue('density'),
duckorbit,
duckattack,
duckdepth,
// filters
fanchor = getDefaultValue('fanchor'),
drive = 0.69,
release = 0,
// low pass
cutoff,
lpenv,
@ -530,7 +607,9 @@ export const superdough = async (value, t, hapDuration, cps = 0.5) => {
phasercenter,
//
coarse,
crush,
dry,
shape,
shapevol = getDefaultValue('shapevol'),
distort,
@ -548,6 +627,8 @@ export const superdough = async (value, t, hapDuration, cps = 0.5) => {
roomdim,
roomsize,
ir,
irspeed,
irbegin,
i = getDefaultValue('i'),
velocity = getDefaultValue('velocity'),
analyze, // analyser wet
@ -564,7 +645,13 @@ export const superdough = async (value, t, hapDuration, cps = 0.5) => {
const orbitChannels = mapChannelNumbers(
multiChannelOrbits && orbit > 0 ? [orbit * 2 - 1, orbit * 2] : getDefaultValue('channels'),
);
const channels = value.channels != null ? mapChannelNumbers(value.channels) : orbitChannels;
setOrbit(ac, orbit, channels, t, cycle, cps);
if (duckorbit != null) {
duckOrbit(ac, duckorbit, t, duckattack, duckdepth);
}
gain = applyGainCurve(nanFallback(gain, 1));
postgain = applyGainCurve(postgain);
@ -572,8 +659,11 @@ export const superdough = async (value, t, hapDuration, cps = 0.5) => {
distortvol = applyGainCurve(distortvol);
delay = applyGainCurve(delay);
velocity = applyGainCurve(velocity);
tremolodepth = applyGainCurve(tremolodepth);
gain *= velocity; // velocity currently only multiplies with gain. it might do other things in the future
const end = t + hapDuration;
const endWithRelease = end + release;
const chainID = Math.round(Math.random() * 1000000);
// oldest audio nodes will be destroyed if maximum polyphony is exceeded
@ -648,7 +738,7 @@ export const superdough = async (value, t, hapDuration, cps = 0.5) => {
lprelease,
lpenv,
t,
t + hapDuration,
end,
fanchor,
ftype,
drive,
@ -672,7 +762,7 @@ export const superdough = async (value, t, hapDuration, cps = 0.5) => {
hprelease,
hpenv,
t,
t + hapDuration,
end,
fanchor,
);
chain.push(hp());
@ -683,20 +773,7 @@ export const superdough = async (value, t, hapDuration, cps = 0.5) => {
if (bandf !== undefined) {
let bp = () =>
createFilter(
ac,
'bandpass',
bandf,
bandq,
bpattack,
bpdecay,
bpsustain,
bprelease,
bpenv,
t,
t + hapDuration,
fanchor,
);
createFilter(ac, 'bandpass', bandf, bandq, bpattack, bpdecay, bpsustain, bprelease, bpenv, t, end, fanchor);
chain.push(bp());
if (ftype === '24db') {
chain.push(bp());
@ -714,6 +791,33 @@ export const superdough = async (value, t, hapDuration, cps = 0.5) => {
shape !== undefined && chain.push(getWorklet(ac, 'shape-processor', { shape, postgain: shapevol }));
distort !== undefined && chain.push(getWorklet(ac, 'distort-processor', { distort, postgain: distortvol }));
if (tremolosync != null) {
tremolo = cps * tremolosync;
}
if (tremolo !== undefined) {
// Allow clipping of modulator for more dynamic possiblities, and to prevent speaker overload
// EX: a triangle waveform will clip like this /-\ when the depth is above 1
const gain = Math.max(1 - tremolodepth, 0);
const amGain = new GainNode(ac, { gain });
const time = cycle / cps;
const lfo = getLfo(ac, t, endWithRelease, {
skew: tremoloskew ?? (tremoloshape != null ? 0.5 : 1),
frequency: tremolo,
depth: tremolodepth,
time,
dcoffset: 0,
shape: tremoloshape,
phaseoffset: tremolophase,
min: 0,
max: 1,
curve: 1.5,
});
lfo.connect(amGain.gain);
chain.push(amGain);
}
compressorThreshold !== undefined &&
chain.push(
getCompressor(ac, compressorThreshold, compressorRatio, compressorKnee, compressorAttack, compressorRelease),
@ -727,19 +831,18 @@ export const superdough = async (value, t, hapDuration, cps = 0.5) => {
}
// phaser
if (phaser !== undefined && phaserdepth > 0) {
const phaserFX = getPhaser(t, t + hapDuration, phaser, phaserdepth, phasercenter, phasersweep);
const phaserFX = getPhaser(t, endWithRelease, phaser, phaserdepth, phasercenter, phasersweep);
chain.push(phaserFX);
}
// last gain
const post = new GainNode(ac, { gain: postgain });
chain.push(post);
connectToDestination(post, channels);
// delay
let delaySend;
if (delay > 0 && delaytime > 0 && delayfeedback > 0) {
const delayNode = getDelay(orbit, delaytime, delayfeedback, t, orbitChannels);
const delayNode = getDelay(orbit, delaytime, delayfeedback, t);
delaySend = effectSend(post, delayNode, delay);
audioNodes.push(delaySend);
}
@ -757,7 +860,7 @@ export const superdough = async (value, t, hapDuration, cps = 0.5) => {
}
roomIR = await loadBuffer(url, ac, ir, 0);
}
const reverbNode = getReverb(orbit, roomsize, roomfade, roomlp, roomdim, roomIR, orbitChannels);
const reverbNode = getReverb(orbit, roomsize, roomfade, roomlp, roomdim, roomIR, irspeed, irbegin);
reverbSend = effectSend(post, reverbNode, room);
audioNodes.push(reverbSend);
}
@ -769,6 +872,14 @@ export const superdough = async (value, t, hapDuration, cps = 0.5) => {
analyserSend = effectSend(post, analyserNode, 1);
audioNodes.push(analyserSend);
}
if (dry != null) {
dry = applyGainCurve(dry);
const dryGain = new GainNode(ac, { gain: dry });
chain.push(dryGain);
connectToOrbit(dryGain, orbit);
} else {
connectToOrbit(post, orbit);
}
// connect chain elements together
chain.slice(1).reduce((last, current) => last.connect(current), chain[0]);

View file

@ -9,12 +9,13 @@ import {
getVibratoOscillator,
webAudioTimeout,
getWorklet,
noises,
} from './helpers.mjs';
import { getNoiseMix, getNoiseOscillator } from './noise.mjs';
const getFrequencyFromValue = (value) => {
const getFrequencyFromValue = (value, defaultNote = 36) => {
let { note, freq } = value;
note = note || 36;
note = note || defaultNote;
if (typeof note === 'string') {
note = noteToMidi(note); // e.g. c3 => 48
}
@ -40,7 +41,17 @@ const waveformAliases = [
['saw', 'sawtooth'],
['sin', 'sine'],
];
const noises = ['pink', 'white', 'brown', 'crackle'];
function makeSaturationCurve(amount, n_samples) {
const k = typeof amount === 'number' ? amount : 50;
const curve = new Float32Array(n_samples);
for (let i = 0; i < n_samples; i++) {
const x = (i * 2) / n_samples - 1;
curve[i] = Math.tanh(x * k);
}
return curve;
}
export function registerSynthSounds() {
[...waveforms].forEach((s) => {
@ -84,6 +95,75 @@ export function registerSynthSounds() {
{ type: 'synth', prebake: true },
);
});
registerSound(
'sbd',
(t, value, onended) => {
const { duration, decay = 0.5, pdecay = 0.5, penv = 36, clip } = value;
const ctx = getAudioContext();
const attackhold = 0.02;
const noiselvl = 1.2;
const noisedecay = 0.025;
const mixGain = 1;
const o = ctx.createOscillator();
o.type = 'triangle';
o.frequency.value = getFrequencyFromValue(value, 29);
o.detune.setValueAtTime(penv * 100, 0);
o.detune.setValueAtTime(penv * 100, t);
o.detune.exponentialRampToValueAtTime(0.001, t + pdecay);
const g = gainNode(1);
g.gain.setValueAtTime(1, t + attackhold);
g.gain.exponentialRampToValueAtTime(0.001, t + attackhold + decay);
o.start(t);
const noise = getNoiseOscillator('brown', t, 2);
const noiseGain = gainNode(1);
noiseGain.gain.setValueAtTime(noiselvl, t);
noiseGain.gain.exponentialRampToValueAtTime(0.001, t + noisedecay);
const sat = new WaveShaperNode(ctx);
// tri to sine diode shaper emulation
sat.curve = makeSaturationCurve(2, ctx.sampleRate);
const mix = gainNode(mixGain);
o.onended = () => {
o.disconnect();
g.disconnect();
sat.disconnect();
noise.node.disconnect();
noiseGain.disconnect();
mix.disconnect();
onended();
};
const node = o.connect(sat).connect(g).connect(mix);
noise.node.connect(noiseGain).connect(mix);
const holdEnd = t + decay;
let end = holdEnd + 0.01;
if (clip != null) {
end = Math.min(t + clip * duration, end);
}
// prevent clicking
mix.gain.setValueAtTime(mixGain, end - 0.01);
mix.gain.linearRampToValueAtTime(0, end);
o.stop(end);
noise.stop(end);
return {
node,
stop: (endTime) => {
o.stop(endTime);
},
};
},
{ type: 'synth', prebake: true },
);
registerSound(
'supersaw',
(begin, value, onended) => {
@ -121,10 +201,7 @@ export function registerSynthSounds() {
const gainAdjustment = 1 / Math.sqrt(voices);
getPitchEnvelope(o.parameters.get('detune'), value, begin, holdend);
const vibratoOscillator = getVibratoOscillator(o.parameters.get('detune'), value, begin);
// const fm = applyFM(o.parameters.get('frequency'), value, begin);
// https://codeberg.org/uzu/strudel/issues/1428
// if you think about re-enabling this, please test with fm > 1 first
// it's like 10x gain, so it's really dangerous
const fm = applyFM(o.parameters.get('frequency'), value, begin);
let envGain = gainNode(1);
envGain = o.connect(envGain);
@ -136,7 +213,7 @@ export function registerSynthSounds() {
destroyAudioWorkletNode(o);
envGain.disconnect();
onended();
// fm?.stop();
fm?.stop();
vibratoOscillator?.stop();
},
begin,

View file

@ -72,3 +72,7 @@ export const getSoundIndex = (n, numSounds) => {
export function cycleToSeconds(cycle, cps) {
return cycle / cps;
}
export function secondsToCycle(t, cps) {
return t * cps;
}

View file

@ -8,18 +8,28 @@ import FFT from './fft.js';
const clamp = (num, min, max) => Math.min(Math.max(num, min), max);
const _mod = (n, m) => ((n % m) + m) % m;
// Restrict phase to the range [0, maxPhase) via wrapping
function wrapPhase(phase, maxPhase = 1) {
if (phase >= maxPhase) {
phase -= maxPhase;
} else if (phase < 0) {
phase += maxPhase;
}
return phase;
}
const blockSize = 128;
// adjust waveshape to remove frequencies above nyquist to prevent aliasing
// Smooth waveshape near discontinuities to remove frequencies above Nyquist and prevent aliasing
// referenced from https://www.kvraudio.com/forum/viewtopic.php?t=375517
function polyBlep(phase, dt) {
// 0 <= phase < 1
dt = Math.min(dt, 1 - dt);
// Start of cycle
if (phase < dt) {
phase /= dt;
// 2 * (phase - phase^2/2 - 0.5)
return phase + phase - phase * phase - 1;
}
// -1 < phase < 0
// End of cycle
else if (phase > 1 - dt) {
phase = (phase - 1) / dt;
// 2 * (phase^2/2 + phase + 0.5)
@ -31,7 +41,7 @@ function polyBlep(phase, dt) {
return 0;
}
}
// The order is important for dough integration
const waveshapes = {
tri(phase, skew = 0.5) {
const x = 1 - skew;
@ -81,10 +91,12 @@ function getParamValue(block, param) {
}
return param[0];
}
const waveShapeNames = Object.keys(waveshapes);
class LFOProcessor extends AudioWorkletProcessor {
static get parameterDescriptors() {
return [
{ name: 'begin', defaultValue: 0 },
{ name: 'time', defaultValue: 0 },
{ name: 'end', defaultValue: 0 },
{ name: 'frequency', defaultValue: 0.5 },
@ -92,7 +104,10 @@ class LFOProcessor extends AudioWorkletProcessor {
{ name: 'depth', defaultValue: 1 },
{ name: 'phaseoffset', defaultValue: 0 },
{ name: 'shape', defaultValue: 0 },
{ name: 'curve', defaultValue: 1 },
{ name: 'dcoffset', defaultValue: 0 },
{ name: 'min', defaultValue: 0 },
{ name: 'max', defaultValue: 1 },
];
}
@ -109,10 +124,13 @@ class LFOProcessor extends AudioWorkletProcessor {
}
process(inputs, outputs, parameters) {
// eslint-disable-next-line no-undef
const begin = parameters['begin'][0];
if (currentTime >= parameters.end[0]) {
return false;
}
if (currentTime <= begin) {
return true;
}
const output = outputs[0];
const frequency = parameters['frequency'][0];
@ -122,7 +140,11 @@ class LFOProcessor extends AudioWorkletProcessor {
const skew = parameters['skew'][0];
const phaseoffset = parameters['phaseoffset'][0];
const curve = parameters['curve'][0];
const dcoffset = parameters['dcoffset'][0];
const min = parameters['min'][0];
const max = parameters['max'][0];
const shape = waveShapeNames[parameters['shape'][0]];
const blockSize = output[0].length ?? 0;
@ -130,12 +152,12 @@ class LFOProcessor extends AudioWorkletProcessor {
if (this.phase == null) {
this.phase = _mod(time * frequency + phaseoffset, 1);
}
// eslint-disable-next-line no-undef
const dt = frequency / sampleRate;
for (let n = 0; n < blockSize; n++) {
for (let i = 0; i < output.length; i++) {
const modval = (waveshapes[shape](this.phase, skew) + dcoffset) * depth;
output[i][n] = modval;
let modval = (waveshapes[shape](this.phase, skew) + dcoffset) * depth;
modval = Math.pow(modval, curve);
output[i][n] = clamp(modval, min, max);
}
this.incrementPhase(dt);
}
@ -291,7 +313,6 @@ class LadderProcessor extends AudioWorkletProcessor {
const drive = clamp(Math.exp(parameters.drive[0]), 0.1, 2000);
let cutoff = parameters.frequency[0];
// eslint-disable-next-line no-undef
cutoff = (cutoff * 2 * _PI) / sampleRate;
cutoff = cutoff > 1 ? 1 : cutoff;
@ -424,18 +445,13 @@ class SuperSawOscillatorProcessor extends AudioWorkletProcessor {
];
}
process(input, outputs, params) {
// eslint-disable-next-line no-undef
if (currentTime <= params.begin[0]) {
return true;
}
// eslint-disable-next-line no-undef
if (currentTime >= params.end[0]) {
// this.port.postMessage({ type: 'onended' });
return false;
}
let frequency = params.frequency[0];
//apply detune in cents
frequency = frequency * Math.pow(2, params.detune[0] / 1200);
const output = outputs[0];
const voices = params.voices[0];
@ -446,9 +462,6 @@ class SuperSawOscillatorProcessor extends AudioWorkletProcessor {
for (let n = 0; n < voices; n++) {
const isOdd = (n & 1) == 1;
//applies unison "spread" detune in semitones
const freq = applySemitoneDetuneToFrequency(frequency, getUnisonDetune(voices, freqspread, n));
let gainL = gain1;
let gainR = gain2;
// invert right and left gain
@ -456,21 +469,21 @@ class SuperSawOscillatorProcessor extends AudioWorkletProcessor {
gainL = gain2;
gainR = gain1;
}
// eslint-disable-next-line no-undef
const dt = freq / sampleRate;
for (let i = 0; i < output[0].length; i++) {
// Main detuning
let freq = applySemitoneDetuneToFrequency(params.frequency[i] ?? params.frequency[0], params.detune[0] / 100);
// Individual voice detuning
freq = applySemitoneDetuneToFrequency(freq, getUnisonDetune(voices, freqspread, n));
// We must wrap this here because it is passed into sawblep below which
// has domain [0, 1]
const dt = _mod(freq / sampleRate, 1);
this.phase[n] = this.phase[n] ?? Math.random();
const v = waveshapes.sawblep(this.phase[n], dt);
output[0][i] = output[0][i] + v * gainL;
output[1][i] = output[1][i] + v * gainR;
this.phase[n] += dt;
if (this.phase[n] > 1.0) {
this.phase[n] = this.phase[n] - 1;
}
this.phase[n] = wrapPhase(this.phase[n] + dt);
}
}
return true;
@ -479,7 +492,7 @@ class SuperSawOscillatorProcessor extends AudioWorkletProcessor {
registerProcessor('supersaw-oscillator', SuperSawOscillatorProcessor);
// Phase Vocoder sourced from // sourced from https://github.com/olvb/phaze/tree/master?tab=readme-ov-file
// Phase Vocoder sourced from https://github.com/olvb/phaze/tree/master?tab=readme-ov-file
const BUFFERED_BLOCK_SIZE = 2048;
function genHannWindow(length) {

1
packages/supradough/.gitignore vendored Normal file
View file

@ -0,0 +1 @@
pattern.wav

View file

@ -0,0 +1,3 @@
# supradough
platform agnostic synth and sampler intended for live coding. a reimplementation of superdough.

View file

@ -0,0 +1,123 @@
// this is a poc of how a pattern can be rendered as a wav file using node
// run via: node dough-export.mjs
import fs from 'node:fs';
import WavEncoder from 'wav-encoder';
import { evalScope } from '@strudel/core';
import { miniAllStrings } from '@strudel/mini';
import { Dough } from './dough.mjs';
await evalScope(
import('@strudel/core'),
import('@strudel/mini'),
import('@strudel/tonal'),
// import('@strudel/tonal'),
);
miniAllStrings(); // allows using single quotes for mini notation / skip transpilation
let sampleRate = 48000,
cps = 0.4;
/* await doughsamples('github:eddyflux/crate');
await doughsamples('github:eddyflux/wax'); */
let pat = note('c,eb,g,<bb c4 d4 eb4>')
.s('sine')
.press()
.add(note(24))
.fmi(3)
.fmh(5.01)
.dec(0.4)
.delay('.6:<.12 .22>:.8')
.jux(press)
.rarely(add(note('12')))
.lpf(400)
.lpq(0.2)
.lpd(0.4)
.lpenv(3)
.fmdecay(0.4)
.fmenv(1)
.postgain(0.6)
.stack(s('<pink white>*8').dec(0.07).rarely(ply('2')).delay(0.5).hpf(sine.range(200, 2000).slow(4)).hpq(0.2))
.stack(
s('[- white@3]*2')
.dec(0.4)
.hpf('<2000!3 <4000 8000>>*4')
.hpq(0.6)
.ply('<1 2>*4')
.postgain(0.5)
.delay(0.5)
.jux(rev)
.lpf(5000),
)
.stack(
note('<c2 - [- f1] ->*2')
.s('square')
.lpf(sine.range(100, 300).slow(4))
.lpe(1)
.segment(8)
.lpd(0.3)
.lpq(0.2)
.dec(0.2)
.speed('<1 2>')
.ply('<1 2>')
.postgain(1),
)
.stack(
chord('<Cm Cm7 Cm9 Cm11 Fm Fm7 Fm9 Fm11>')
.voicing()
.s('<sine>')
.clip(1)
.rel(0.4)
.vib('4:.2')
.gain(0.7)
.hpf(1200)
.fm(0.5)
.att(1)
.lpa(0.5)
.lpf(200)
.lpenv(4)
.chorus(0.8),
)
.slow(1 / cps);
let cycles = 30;
let seconds = cycles + 1; // 1s release tail
const haps = pat.queryArc(0, cycles);
const dough = new Dough(sampleRate);
console.log('spawn voices...');
haps.forEach((hap) => {
hap.value._begin = Number(hap.whole.begin);
hap.value._duration = hap.duration /* / cps */;
dough.scheduleSpawn(hap.value);
});
console.log(`render ${seconds}s long buffer, each dot is 1 second:`);
const buffers = [new Float32Array(seconds * sampleRate), new Float32Array(seconds * sampleRate)];
let t = performance.now();
while (dough.t <= buffers[0].length) {
dough.update();
buffers[0][dough.t] = dough.out[0];
buffers[1][dough.t] = dough.out[1];
if (dough.t % sampleRate === 0) {
process.stdout.write('.');
}
}
const took = (performance.now() - t) / 1000;
const load = (took / seconds) * 100;
const speed = (seconds / took).toFixed(2);
console.log('');
console.log(`done!
rendered ${seconds}s in ${took.toFixed(2)}s
speed: ${speed}x
load: ${load.toFixed(2)}%`);
const patternAudio = {
sampleRate,
channelData: buffers,
};
WavEncoder.encode(patternAudio).then((buffer) => {
fs.writeFileSync('pattern.wav', new Float32Array(buffer));
});

View file

@ -0,0 +1,39 @@
import { Dough } from './dough.mjs';
const clamp = (num, min, max) => Math.min(Math.max(num, min), max);
class DoughProcessor extends AudioWorkletProcessor {
constructor() {
super();
this.dough = new Dough(sampleRate, currentTime);
this.port.onmessage = (event) => {
if (event.data.spawn) {
this.dough.scheduleSpawn(event.data.spawn);
} else if (event.data.sample) {
this.dough.loadSample(event.data.sample, event.data.channels, event.data.sampleRate);
} else if (event.data.samples) {
event.data.samples.forEach(([name, channels, sampleRate]) => {
this.dough.loadSample(name, channels, sampleRate);
});
} else {
console.log('unrecognized event type', event.data);
}
};
}
process(inputs, outputs, params) {
if (this.disconnected) {
return false;
}
const output = outputs[0];
for (let i = 0; i < output[0].length; i++) {
this.dough.update();
for (let c = 0; c < output.length; c++) {
//prevent speaker blowout via clipping if threshold exceeds
output[c][i] = clamp(this.dough.out[c], -1, 1);
}
}
return true; // keep the audio processing going
}
}
registerProcessor('dough-processor', DoughProcessor);

View file

@ -0,0 +1,976 @@
// this is dough, the superdough without dependencies
const SAMPLE_RATE = typeof sampleRate !== 'undefined' ? sampleRate : 48000;
const PI_DIV_SR = Math.PI / SAMPLE_RATE;
const ISR = 1 / SAMPLE_RATE;
let gainCurveFunc = (val) => Math.pow(val, 2);
function applyGainCurve(val) {
return gainCurveFunc(val);
}
/**
* Equal Power Crossfade function.
* Smoothly transitions between signals A and B, maintaining consistent perceived loudness.
*
* @param {number} a - Signal A (can be a single value or an array value in buffer processing).
* @param {number} b - Signal B (can be a single value or an array value in buffer processing).
* @param {number} m - Crossfade parameter (0.0 = all A, 1.0 = all B, 0.5 = equal mix).
* @returns {number} Crossfaded output value.
*/
function crossfade(a, b, m) {
const aGain = Math.sin((1 - m) * 0.5 * Math.PI);
const bGain = Math.sin(m * 0.5 * Math.PI);
return a * aGain + b * bGain;
}
// function setGainCurve(newGainCurveFunc) {
// gainCurveFunc = newGainCurveFunc;
// }
// https://garten.salat.dev/audio-DSP/oscillators.html
export class SineOsc {
phase = 0;
update(freq) {
const value = Math.sin(this.phase * 2 * Math.PI);
this.phase = (this.phase + freq / SAMPLE_RATE) % 1;
return value;
}
}
export class ZawOsc {
phase = 0;
update(freq) {
this.phase += ISR * freq;
return (this.phase % 1) * 2 - 1;
}
}
function polyBlep(t, dt) {
// 0 <= t < 1
if (t < dt) {
t /= dt;
// 2 * (t - t^2/2 - 0.5)
return t + t - t * t - 1;
}
// -1 < t < 0
if (t > 1 - dt) {
t = (t - 1) / dt;
// 2 * (t^2/2 + t + 0.5)
return t * t + t + t + 1;
}
// 0 otherwise
return 0;
}
export class SawOsc {
constructor(props = {}) {
this.phase = props.phase ?? 0;
}
update(freq) {
const dt = freq / SAMPLE_RATE;
let p = polyBlep(this.phase, dt);
let s = 2 * this.phase - 1 - p;
this.phase += dt;
if (this.phase > 1) {
this.phase -= 1;
}
return s;
}
}
function getUnisonDetune(unison, detune, voiceIndex) {
if (unison < 2) {
return 0;
}
const lerp = (a, b, n) => {
return n * (b - a) + a;
};
return lerp(-detune * 0.5, detune * 0.5, voiceIndex / (unison - 1));
}
function applySemitoneDetuneToFrequency(frequency, detune) {
return frequency * Math.pow(2, detune / 12);
}
export class SupersawOsc {
constructor(props = {}) {
//TODO: figure out a good way to pass in these params
this.voices = props.voices ?? 5;
this.freqspread = props.freqspread ?? 0.2;
this.panspread = props.panspread ?? 0.4;
this.phase = new Float32Array(this.voices).map(() => Math.random());
}
update(freq) {
const gain1 = Math.sqrt(1 - this.panspread);
const gain2 = Math.sqrt(this.panspread);
let sl = 0;
let sr = 0;
for (let n = 0; n < this.voices; n++) {
const freqAdjusted = applySemitoneDetuneToFrequency(freq, getUnisonDetune(this.voices, this.freqspread, n));
const dt = freqAdjusted / SAMPLE_RATE;
const isOdd = (n & 1) == 1;
let gainL = gain1;
let gainR = gain2;
// invert right and left gain
if (isOdd) {
gainL = gain2;
gainR = gain1;
}
let p = polyBlep(this.phase[n], dt);
let s = 2 * this.phase[n] - 1 - p;
sl = sl + s * gainL;
sr = sr + s * gainL;
this.phase[n] += dt;
if (this.phase[n] > 1) {
this.phase[n] -= 1;
}
}
return sl + sr;
//TODO: make stereo
// return [sl, sr];
}
}
export class TriOsc {
phase = 0;
update(freq) {
this.phase += ISR * freq;
let phase = this.phase % 1;
let value = phase < 0.5 ? 2 * phase : 1 - 2 * (phase - 0.5);
return value * 2 - 1;
}
}
export class TwoPoleFilter {
s0 = 0;
s1 = 0;
update(s, cutoff, resonance = 0) {
// Out of bound values can produce NaNs
resonance = Math.max(resonance, 0);
cutoff = Math.min(cutoff, 20000);
const c = 2 * Math.sin(cutoff * PI_DIV_SR);
const r = Math.pow(0.5, (resonance + 0.125) / 0.125);
const mrc = 1 - r * c;
this.s0 = mrc * this.s0 - c * this.s1 + c * s; // bpf
this.s1 = mrc * this.s1 + c * this.s0; // lpf
return this.s1; // return lpf by default
}
}
class PulseOsc {
constructor(phase = 0) {
this.phase = phase;
}
saw(offset, dt) {
let phase = (this.phase + offset) % 1;
let p = polyBlep(phase, dt);
return 2 * phase - 1 - p;
}
update(freq, pw = 0.5) {
const dt = freq / SAMPLE_RATE;
let pulse = this.saw(0, dt) - this.saw(pw, dt);
this.phase = (this.phase + dt) % 1;
return pulse + pw * 2 - 1;
}
}
// non bandlimited (has aliasing)
export class PulzeOsc {
phase = 0;
update(freq, duty = 0.5) {
this.phase += ISR * freq;
let cyclePos = this.phase % 1;
return cyclePos < duty ? 1 : -1;
}
}
export class Dust {
update = (density) => (Math.random() < density * ISR ? Math.random() : 0);
}
export class WhiteNoise {
update() {
return Math.random() * 2 - 1;
}
}
export class BrownNoise {
constructor() {
this.out = 0;
}
update() {
let white = Math.random() * 2 - 1;
this.out = (this.out + 0.02 * white) / 1.02;
return this.out;
}
}
export class PinkNoise {
constructor() {
this.b0 = 0;
this.b1 = 0;
this.b2 = 0;
this.b3 = 0;
this.b4 = 0;
this.b5 = 0;
this.b6 = 0;
}
update() {
const white = Math.random() * 2 - 1;
this.b0 = 0.99886 * this.b0 + white * 0.0555179;
this.b1 = 0.99332 * this.b1 + white * 0.0750759;
this.b2 = 0.969 * this.b2 + white * 0.153852;
this.b3 = 0.8665 * this.b3 + white * 0.3104856;
this.b4 = 0.55 * this.b4 + white * 0.5329522;
this.b5 = -0.7616 * this.b5 - white * 0.016898;
const pink = this.b0 + this.b1 + this.b2 + this.b3 + this.b4 + this.b5 + this.b6 + white * 0.5362;
this.b6 = white * 0.115926;
return pink * 0.11;
}
}
export class Impulse {
phase = 1;
update(freq) {
this.phase += ISR * freq;
let v = this.phase >= 1 ? 1 : 0;
this.phase = this.phase % 1;
return v;
}
}
export class ClockDiv {
inSgn = true;
outSgn = true;
clockCnt = 0;
update(clock, factor) {
let curSgn = clock > 0;
if (this.inSgn != curSgn) {
this.clockCnt++;
if (this.clockCnt >= factor) {
this.clockCnt = 0;
this.outSgn = !this.outSgn;
}
}
this.inSgn = curSgn;
return this.outSgn ? 1 : -1;
}
}
export class Hold {
value = 0;
trigSgn = false;
update(input, trig) {
if (!this.trigSgn && trig > 0) this.value = input;
this.trigSgn = trig > 0;
return this.value;
}
}
function lerp(x, y0, y1, exponent = 1) {
if (x <= 0) return y0;
if (x >= 1) return y1;
let curvedX;
if (exponent === 0) {
curvedX = x; // linear
} else if (exponent > 0) {
curvedX = Math.pow(x, exponent); // ease-in
} else {
curvedX = 1 - Math.pow(1 - x, -exponent); // ease-out
}
return y0 + (y1 - y0) * curvedX;
}
export class ADSR {
constructor(props = {}) {
this.state = 'off';
this.startTime = 0;
this.startVal = 0;
this.decayCurve = props.decayCurve ?? 1;
}
update(curTime, gate, attack, decay, susVal, release) {
switch (this.state) {
case 'off': {
if (gate > 0) {
this.state = 'attack';
this.startTime = curTime;
this.startVal = 0;
}
return 0;
}
case 'attack': {
let time = curTime - this.startTime;
if (time > attack) {
this.state = 'decay';
this.startTime = curTime;
return 1;
}
return lerp(time / attack, this.startVal, 1, 1);
}
case 'decay': {
let time = curTime - this.startTime;
let curVal = lerp(time / decay, 1, susVal, -this.decayCurve);
if (gate <= 0) {
this.state = 'release';
this.startTime = curTime;
this.startVal = curVal;
return curVal;
}
if (time > decay) {
this.state = 'sustain';
this.startTime = curTime;
return susVal;
}
return curVal;
}
case 'sustain': {
if (gate <= 0) {
this.state = 'release';
this.startTime = curTime;
this.startVal = susVal;
}
return susVal;
}
case 'release': {
let time = curTime - this.startTime;
if (time > release) {
this.state = 'off';
return 0;
}
let curVal = lerp(time / release, this.startVal, 0, -this.decayCurve);
if (gate > 0) {
this.state = 'attack';
this.startTime = curTime;
this.startVal = curVal;
}
return curVal;
}
}
throw 'invalid envelope state';
}
}
/*
impulse(1).ad(.1).mul(sine(200))
.add(x=>x.delay(.1).mul(.8))
.out()*/
const MAX_DELAY_TIME = 10;
export class PitchDelay {
lpf = new TwoPoleFilter();
constructor(_props = {}) {
this.buffer = new Float32Array(MAX_DELAY_TIME * SAMPLE_RATE);
this.writeIdx = 0;
this.readIdx = 0;
this.numSamples = 0;
}
write(s, delayTime) {
// Calculate how far in the past to read
this.numSamples = Math.min(Math.floor(SAMPLE_RATE * delayTime), this.buffer.length - 1);
this.writeIdx = (this.writeIdx + 1) % this.numSamples;
this.buffer[this.writeIdx] = s;
this.readIdx = this.writeIdx - this.numSamples + 1;
// If past the start of the buffer, wrap around (Q: is this possible?)
if (this.readIdx < 0) this.readIdx += this.numSamples;
}
update(input, delayTime, speed = 1) {
this.write(input, delayTime);
let index = this.readIdx;
if (speed < 0) {
index = this.numSamples - Math.floor(Math.abs(this.readIdx * speed) % this.numSamples);
} else {
index = Math.floor(this.readIdx * speed) % this.numSamples;
}
const s = this.lpf.update(this.buffer[index], 0.9, 0);
return s;
}
}
export class Delay {
writeIdx = 0;
readIdx = 0;
buffer = new Float32Array(MAX_DELAY_TIME * SAMPLE_RATE); //.fill(0)
write(s, delayTime) {
this.writeIdx = (this.writeIdx + 1) % this.buffer.length;
this.buffer[this.writeIdx] = s;
// Calculate how far in the past to read
let numSamples = Math.min(Math.floor(SAMPLE_RATE * delayTime), this.buffer.length - 1);
this.readIdx = this.writeIdx - numSamples;
// If past the start of the buffer, wrap around
if (this.readIdx < 0) this.readIdx += this.buffer.length;
}
update(input, delayTime) {
this.write(input, delayTime);
return this.buffer[this.readIdx];
}
}
//TODO: Figure out why clicking at the start off the buffer
export class Chorus {
delay = new Delay();
modulator = new TriOsc();
update(input, mix, delayTime, modulationFreq, modulationDepth) {
const m = this.modulator.update(modulationFreq) * modulationDepth;
const c = this.delay.update(input, delayTime * (1 + m));
return crossfade(input, c, mix);
}
}
export class Fold {
update(input = 0, rate = 0) {
if (rate < 0) rate = 0;
rate = rate + 1;
input = input * rate;
return 4 * (Math.abs(0.25 * input + 0.25 - Math.round(0.25 * input + 0.25)) - 0.25);
}
}
export class Lag {
lagUnit = 4410;
s = 0;
update(input, rate) {
// Remap so the useful range is around [0, 1]
rate = rate * this.lagUnit;
if (rate < 1) rate = 1;
this.s += (1 / rate) * (input - this.s);
return this.s;
}
}
export class Slew {
last = 0;
update(input, up, dn) {
const upStep = up * ISR;
const downStep = dn * ISR;
let delta = input - this.last;
if (delta > upStep) {
delta = upStep;
} else if (delta < -downStep) {
delta = -downStep;
}
this.last += delta;
return this.last;
}
}
// overdrive style distortion (adapted from noisecraft) currently unused
export function applyDistortion(x, amount) {
amount = Math.min(Math.max(amount, 0), 1);
amount -= 0.01;
var k = (2 * amount) / (1 - amount);
var y = ((1 + k) * x) / (1 + k * Math.abs(x));
return y;
}
export class Sequence {
clockSgn = true;
step = 0;
first = true;
update(clock, ...ins) {
if (!this.clockSgn && clock > 0) {
this.step = (this.step + 1) % ins.length;
this.clockSgn = clock > 0;
return 0; // set first sample to zero to retrigger gates on step change...
}
this.clockSgn = clock > 0;
return ins[this.step];
}
}
// sample rate bit crusher
export class Coarse {
hold = 0;
t = 0;
update(input, coarse) {
if (this.t++ % coarse === 0) {
this.t = 0;
this.hold = input;
}
return this.hold;
}
}
// amplitude bit crusher
export class Crush {
update(input, crush) {
crush = Math.max(1, crush);
const x = Math.pow(2, crush - 1);
return Math.round(input * x) / x;
}
}
// this is the distort from superdough
export class Distort {
update(input, distort = 0, postgain = 1) {
postgain = Math.max(0.001, Math.min(1, postgain));
const shape = Math.expm1(distort);
return (((1 + shape) * input) / (1 + shape * Math.abs(input))) * postgain;
}
}
// distortion could be expressed as a function, because it's stateless
export class BufferPlayer {
static samples = new Map(); // string -> { channels, sampleRate }
buffer; // Float32Array
sampleRate;
pos = 0;
sampleFreq = note2freq();
constructor(buffer, sampleRate, normalize) {
this.buffer = buffer;
this.sampleRate = sampleRate;
this.duration = this.buffer.length / this.sampleRate;
this.speed = SAMPLE_RATE / this.sampleRate;
if (normalize) {
// this will make the buffer last 1s if freq = sampleFreq
// it's useful to loop samples (e.g. fit function)
this.speed *= this.duration;
}
}
update(freq) {
if (this.pos >= this.buffer.length) {
return 0;
}
const speed = (freq / this.sampleFreq) * this.speed;
let s = this.buffer[Math.floor(this.pos)];
this.pos = this.pos + speed;
return s;
}
}
export function _rangex(sig, min, max) {
let logmin = Math.log(min);
let range = Math.log(max) - logmin;
const unipolar = (sig + 1) / 2;
return Math.exp(unipolar * range + logmin);
}
// duplicate
export const getADSR = (params, curve = 'linear', defaultValues) => {
const envmin = curve === 'exponential' ? 0.001 : 0.001;
const releaseMin = 0.01;
const envmax = 1;
const [a, d, s, r] = params;
if (a == null && d == null && s == null && r == null) {
return defaultValues ?? [envmin, envmin, envmax, releaseMin];
}
const sustain = s != null ? s : (a != null && d == null) || (a == null && d == null) ? envmax : envmin;
return [Math.max(a ?? 0, envmin), Math.max(d ?? 0, envmin), Math.min(sustain, envmax), Math.max(r ?? 0, releaseMin)];
};
let shapes = {
sine: SineOsc,
saw: SawOsc,
zaw: ZawOsc,
sawtooth: SawOsc,
zawtooth: ZawOsc,
supersaw: SupersawOsc,
tri: TriOsc,
triangle: TriOsc,
pulse: PulseOsc,
square: PulseOsc,
pulze: PulzeOsc,
dust: Dust,
crackle: Dust,
impulse: Impulse,
white: WhiteNoise,
brown: BrownNoise,
pink: PinkNoise,
};
const defaultDefaultValues = {
chorus: 0,
note: 48,
s: 'triangle',
bank: '',
gain: 1,
postgain: 1,
velocity: 1,
density: '.03',
ftype: '12db',
fanchor: 0,
//resonance: 1, // superdough resonance is scaled differently
resonance: 0,
//hresonance: 1, // superdough resonance is scaled differently
hresonance: 0,
// bandq: 1, // superdough resonance is scaled differently
bandq: 0,
channels: [1, 2],
phaserdepth: 0.75,
shapevol: 1,
distortvol: 1,
delay: 0,
byteBeatExpression: '0',
delayfeedback: 0.5,
delayspeed: 1,
delaytime: 0.25,
orbit: 1,
i: 1,
fft: 8,
z: 'triangle',
pan: 0.5,
fmh: 1,
fmenv: 0, // differs from superdough
speed: 1,
pw: 0.5,
};
let getDefaultValue = (key) => defaultDefaultValues[key];
const chromas = { c: 0, d: 2, e: 4, f: 5, g: 7, a: 9, b: 11 };
const accs = { '#': 1, b: -1, s: 1, f: -1 };
const note2midi = (note, defaultOctave = 3) => {
let [pc, acc = '', oct = ''] =
String(note)
.match(/^([a-gA-G])([#bsf]*)([0-9]*)$/)
?.slice(1) || [];
if (!pc) {
throw new Error('not a note: "' + note + '"');
}
const chroma = chromas[pc.toLowerCase()];
const offset = acc?.split('').reduce((o, char) => o + accs[char], 0) || 0;
oct = Number(oct || defaultOctave);
return (oct + 1) * 12 + chroma + offset;
};
const midi2freq = (midi) => Math.pow(2, (midi - 69) / 12) * 440;
const note2freq = (note) => {
note = note || getDefaultValue('note');
if (typeof note === 'string') {
note = note2midi(note, 3); // e.g. c3 => 48
}
return midi2freq(note);
};
export class DoughVoice {
out = [0, 0];
constructor(value) {
value.freq ??= note2freq(value.note);
let $ = this;
Object.assign($, value);
$.s = $.s ?? getDefaultValue('s');
$.gain = applyGainCurve($.gain ?? getDefaultValue('gain'));
$.velocity = applyGainCurve($.velocity ?? getDefaultValue('velocity'));
$.postgain = applyGainCurve($.postgain ?? getDefaultValue('postgain'));
$.density = $.density ?? getDefaultValue('density');
$.fanchor = $.fanchor ?? getDefaultValue('fanchor');
$.drive = $.drive ?? 0.69;
$.phaserdepth = $.phaserdepth ?? getDefaultValue('phaserdepth');
$.shapevol = applyGainCurve($.shapevol ?? getDefaultValue('shapevol'));
$.distortvol = applyGainCurve($.distortvol ?? getDefaultValue('distortvol'));
$.i = $.i ?? getDefaultValue('i');
$.chorus = $.chorus ?? getDefaultValue('chorus');
$.fft = $.fft ?? getDefaultValue('fft');
$.pan = $.pan ?? getDefaultValue('pan');
$.orbit = $.orbit ?? getDefaultValue('orbit');
$.fmenv = $.fmenv ?? getDefaultValue('fmenv');
$.resonance = $.resonance ?? getDefaultValue('resonance');
$.hresonance = $.hresonance ?? getDefaultValue('hresonance');
$.bandq = $.bandq ?? getDefaultValue('bandq');
$.speed = $.speed ?? getDefaultValue('speed');
$.pw = $.pw ?? getDefaultValue('pw');
[$.attack, $.decay, $.sustain, $.release] = getADSR([$.attack, $.decay, $.sustain, $.release]);
$._holdEnd = $._begin + $._duration; // needed for gate
$._end = $._holdEnd + $.release + 0.01; // needed for despawn
if ($.fmi && ($.s === 'saw' || $.s === 'sawtooth')) {
$.s = 'zaw'; // polyblepped saw when fm is applied
}
if (shapes[$.s]) {
const SourceClass = shapes[$.s];
$._sound = new SourceClass();
$._channels = 1;
} else if (BufferPlayer.samples.has($.s)) {
const sample = BufferPlayer.samples.get($.s);
$._buffers = [];
$._channels = sample.channels.length;
for (let i = 0; i < $._channels; i++) {
$._buffers.push(new BufferPlayer(sample.channels[i], sample.sampleRate, $.unit === 'c')); // tbd unit === 'c'
}
} else {
console.warn('sound not loaded', $.s);
}
if ($.penv) {
$._penv = new ADSR({ decayCurve: 4 });
[$.pattack, $.pdecay, $.psustain, $.prelease] = getADSR([$.pattack, $.pdecay, $.psustain, $.prelease]);
}
if ($.vib) {
$._vib = new SineOsc();
$.vibmod = $.vibmod ?? getDefaultValue('vibmod');
}
if ($.fmi) {
$._fm = new SineOsc();
$.fmh = $.fmh ?? getDefaultValue('fmh');
if ($.fmenv) {
$._fmenv = new ADSR({ decayCurve: 2 });
[$.fmattack, $.fmdecay, $.fmsustain, $.fmrelease] = getADSR([$.fmattack, $.fmdecay, $.fmsustain, $.fmrelease]);
}
}
// gain envelope
$._adsr = new ADSR({ decayCurve: 2 });
// delay
$.delay = applyGainCurve($.delay ?? getDefaultValue('delay'));
$.delayfeedback = $.delayfeedback ?? getDefaultValue('delayfeedback');
$.delayspeed = $.delayspeed ?? getDefaultValue('delayspeed');
$.delaytime = $.delaytime ?? getDefaultValue('delaytime');
// filter setup
if ($.lpenv) {
$._lpenv = new ADSR({ decayCurve: 4 });
[$.lpattack, $.lpdecay, $.lpsustain, $.lprelease] = getADSR([$.lpattack, $.lpdecay, $.lpsustain, $.lprelease]);
}
if ($.hpenv) {
$._hpenv = new ADSR({ decayCurve: 4 });
[$.hpattack, $.hpdecay, $.hpsustain, $.hprelease] = getADSR([$.hpattack, $.hpdecay, $.hpsustain, $.hprelease]);
}
if ($.bpenv) {
$._bpenv = new ADSR({ decayCurve: 4 });
[$.bpattack, $.bpdecay, $.bpsustain, $.bprelease] = getADSR([$.bpattack, $.bpdecay, $.bpsustain, $.bprelease]);
}
// channelwise effects setup
$._chorus = $.chorus ? [] : null;
$._lpf = $.cutoff ? [] : null;
$._hpf = $.hcutoff ? [] : null;
$._bpf = $.bandf ? [] : null;
$._coarse = $.coarse ? [] : null;
$._crush = $.crush ? [] : null;
$._distort = $.distort ? [] : null;
for (let i = 0; i < this._channels; i++) {
$._lpf?.push(new TwoPoleFilter());
$._hpf?.push(new TwoPoleFilter());
$._bpf?.push(new TwoPoleFilter());
$._chorus?.push(new Chorus());
$._coarse?.push(new Coarse());
$._crush?.push(new Crush());
$._distort?.push(new Distort());
}
}
update(t) {
if (!this._sound && !this._buffers) {
return 0;
}
let gate = Number(t >= this._begin && t <= this._holdEnd);
let freq = this.freq * this.speed;
// frequency modulation
if (this._fm) {
let fmi = this.fmi;
if (this._fmenv) {
const env = this._fmenv.update(t, gate, this.fmattack, this.fmdecay, this.fmsustain, this.fmrelease);
fmi = this.fmenv * env * fmi;
}
const modfreq = freq * this.fmh;
const modgain = modfreq * fmi;
freq = freq + this._fm.update(modfreq) * modgain;
}
// vibrato
if (this._vib) {
freq = freq * 2 ** ((this._vib.update(this.vib) * this.vibmod) / 12);
}
// pitch envelope
if (this._penv) {
const env = this._penv.update(t, gate, this.pattack, this.pdecay, this.psustain, this.prelease);
freq = freq + env * this.penv;
}
// filters
let lpf = this.cutoff;
if (this._lpf) {
if (this._lpenv) {
const env = this._lpenv.update(t, gate, this.lpattack, this.lpdecay, this.lpsustain, this.lprelease);
lpf = this.lpenv * env * lpf + lpf;
}
}
let hpf = this.hcutoff;
if (this._hpf) {
if (this._hpenv) {
const env = this._hpenv.update(t, gate, this.hpattack, this.hpdecay, this.hpsustain, this.hprelease);
hpf = 2 ** this.hpenv * env * hpf + hpf;
}
}
let bpf = this.bandf;
if (this._bpf) {
if (this._bpenv) {
const env = this._bpenv.update(t, gate, this.bpattack, this.bpdecay, this.bpsustain, this.bprelease);
bpf = 2 ** this.bpenv * env * bpf + bpf;
}
}
// gain envelope
const env = this._adsr.update(t, gate, this.attack, this.decay, this.sustain, this.release);
// channelwise dsp
for (let i = 0; i < this._channels; i++) {
// sound source
if (this._sound && this.s === 'pulse') {
this.out[i] = this._sound.update(freq, this.pw);
} else if (this._sound) {
this.out[i] = this._sound.update(freq);
} else if (this._buffers) {
this.out[i] = this._buffers[i].update(freq);
}
this.out[i] = this.out[i] * this.gain * this.velocity;
if (this._chorus) {
const c = this._chorus[i].update(this.out[i], this.chorus, 0.03 + 0.05 * i, 1, 0.11);
this.out[i] = c + this.out[i];
}
if (this._lpf) {
this._lpf[i].update(this.out[i], lpf, this.resonance);
this.out[i] = this._lpf[i].s1;
}
if (this._hpf) {
this._hpf[i].update(this.out[i], hpf, this.hresonance);
this.out[i] = this.out[i] - this._hpf[i].s1;
}
if (this._bpf) {
this._bpf[i].update(this.out[i], bpf, this.bandq);
this.out[i] = this._bpf[i].s0;
}
if (this._coarse) {
this.out[i] = this._coarse[i].update(this.out[i], this.coarse);
}
if (this._crush) {
this.out[i] = this._crush[i].update(this.out[i], this.crush);
}
if (this._distort) {
this.out[i] = this._distort[i].update(this.out[i], this.distort, this.distortvol);
}
this.out[i] = this.out[i] * env;
this.out[i] = this.out[i] * this.postgain;
if (!this._buffers) {
this.out[i] = this.out[i] * 0.2; // turn down waveform
}
}
if (this._channels === 1) {
this.out[1] = this.out[0];
}
if (this.pan !== 0.5) {
const panpos = (this.pan * Math.PI) / 2;
this.out[0] = this.out[0] * Math.cos(panpos);
this.out[1] = this.out[1] * Math.sin(panpos);
}
}
}
// this class is the interface to the "outer world"
// it handles spawning and despawning of DoughVoice's
export class Dough {
voices = []; // DoughVoice[]
vid = 0;
q = [];
out = [0, 0];
delaysend = [0, 0];
delaytime = getDefaultValue('delaytime');
delayfeedback = getDefaultValue('delayfeedback');
delayspeed = getDefaultValue('delayspeed');
t = 0;
// sampleRate: number, currentTime: number (seconds)
constructor(sampleRate = 48000, currentTime = 0) {
this.sampleRate = sampleRate;
this.t = Math.floor(currentTime * sampleRate); // samples
// console.log('init dough', this.sampleRate, this.t);
this._delayL = new PitchDelay();
this._delayR = new PitchDelay();
}
loadSample(name, channels, sampleRate) {
BufferPlayer.samples.set(name, { channels, sampleRate });
}
scheduleSpawn(value) {
if (value._begin === undefined) {
throw new Error('[dough]: scheduleSpawn expected _begin to be set');
}
if (value._duration === undefined) {
throw new Error('[dough]: scheduleSpawn expected _duration to be set');
}
value.sampleRate = this.sampleRate;
// convert seconds to samples
const time = Math.floor(value._begin * this.sampleRate); // set from supradough.mjs
this.schedule({ time, type: 'spawn', arg: value });
}
spawn(value) {
value.id = this.vid++;
const voice = new DoughVoice(value);
this.voices.push(voice);
// console.log('spawn', voice.id, 'voices:', this.voices.length);
// schedule removal
const endTime = Math.ceil(voice._end * this.sampleRate);
this.schedule({ time: endTime /* + 48000 */, type: 'despawn', arg: voice.id });
}
despawn(vid) {
this.voices = this.voices.filter((v) => v.id !== vid);
// console.log('despawn', vid, 'voices:', this.voices.length);
}
// schedules a function call with a single argument
// msg = {time:number,type:string, arg: any}
// the Dough method "type" will be called with "arg" at "time"
schedule(msg) {
if (!this.q.length) {
// if empty, just push
this.q.push(msg);
return;
}
// not empty
// find index where msg.time fits in
let i = 0;
while (i < this.q.length && this.q[i].time < msg.time) {
i++;
}
// this ensures q stays sorted by time, so we only need to check q[0]
this.q.splice(i, 0, msg);
}
// maybe update should be called once per block instead for perf reasons?
update() {
// go over q
while (this.q.length > 0 && this.q[0].time <= this.t) {
// console.log('schedule', this.q[0]);
// trigger due messages. q is sorted, so we only need to check q[0]
this[this.q[0].type](this.q[0].arg); // type is expected to be a Dough method
this.q.shift();
}
// add active voices
this.out[0] = 0;
this.out[1] = 0;
for (let v = 0; v < this.voices.length; v++) {
this.voices[v].update(this.t / this.sampleRate);
this.out[0] += this.voices[v].out[0];
this.out[1] += this.voices[v].out[1];
if (this.voices[v].delay) {
this.delaysend[0] += this.voices[v].out[0] * this.voices[v].delay;
this.delaysend[1] += this.voices[v].out[1] * this.voices[v].delay;
this.delaytime = this.voices[v].delaytime; // we trust that these are initialized in the voice
this.delayspeed = this.voices[v].delayspeed; // we trust that these are initialized in the voice
this.delayfeedback = this.voices[v].delayfeedback;
}
}
// todo: how to change delaytime / delayfeedback from a voice?
const delayL = this._delayL.update(this.delaysend[0], this.delaytime, this.delayspeed);
const delayR = this._delayR.update(this.delaysend[1], this.delaytime, this.delayspeed);
this.delaysend[0] = delayL * this.delayfeedback;
this.delaysend[1] = delayR * this.delayfeedback;
this.out[0] += delayL;
this.out[1] += delayR;
this.t++;
}
}

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@ -0,0 +1,5 @@
// import _workletUrl from './dough-worklet.mjs?url'; // only for dev (breaks for production build)
import _workletUrl from './dough-worklet.mjs?audioworklet'; // only for prod (breaks in development?!)
export * from './dough.mjs';
export const workletUrl = _workletUrl;

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@ -0,0 +1,37 @@
{
"name": "supradough",
"version": "1.2.3",
"description": "platform agnostic synth and sampler intended for live coding. a reimplementation of superdough.",
"main": "index.mjs",
"type": "module",
"publishConfig": {
"main": "dist/index.mjs"
},
"scripts": {
"build": "vite build",
"prepublishOnly": "npm run build"
},
"repository": {
"type": "git",
"url": "git+https://github.com/tidalcycles/strudel.git"
},
"keywords": [
"tidalcycles",
"strudel",
"pattern",
"livecoding",
"algorave"
],
"author": "Felix Roos <flix91@gmail.com>",
"license": "AGPL-3.0-or-later",
"bugs": {
"url": "https://github.com/tidalcycles/strudel/issues"
},
"homepage": "https://github.com/tidalcycles/strudel#readme",
"devDependencies": {
"vite": "^6.0.11",
"vite-plugin-bundle-audioworklet": "workspace:*",
"wav-encoder": "^1.3.0"
},
"dependencies": {}
}

View file

@ -1,6 +1,6 @@
{
"name": "@strudel/tonal",
"version": "1.2.2",
"version": "1.2.4",
"description": "Tonal functions for strudel",
"main": "index.mjs",
"publishConfig": {

View file

@ -88,13 +88,14 @@ function scaleOffset(scale, offset, note) {
* @returns Pattern
* @memberof Pattern
* @name transpose
* @synonyms trans
* @example
* "c2 c3".fast(2).transpose("<0 -2 5 3>".slow(2)).note()
* @example
* "c2 c3".fast(2).transpose("<1P -2M 4P 3m>".slow(2)).note()
*/
export const transpose = register('transpose', function (intervalOrSemitones, pat) {
export const { transpose, trans } = register(['transpose', 'trans'], function transposeFn(intervalOrSemitones, pat) {
return pat.withHap((hap) => {
const note = hap.value.note ?? hap.value;
if (typeof note === 'number') {
@ -142,6 +143,7 @@ export const transpose = register('transpose', function (intervalOrSemitones, pa
* @name scaleTranspose
* @param {offset} offset number of steps inside the scale
* @returns Pattern
* @synonyms scaleTrans, strans
* @example
* "-8 [2,4,6]"
* .scale('C4 bebop major')
@ -149,22 +151,25 @@ export const transpose = register('transpose', function (intervalOrSemitones, pa
* .note()
*/
export const scaleTranspose = register('scaleTranspose', function (offset /* : number | string */, pat) {
return pat.withHap((hap) => {
if (!hap.context.scale) {
throw new Error('can only use scaleTranspose after .scale');
}
if (typeof hap.value === 'object')
return hap.withValue(() => ({
...hap.value,
note: scaleOffset(hap.context.scale, Number(offset), hap.value.note),
}));
if (typeof hap.value !== 'string') {
throw new Error('can only use scaleTranspose with notes');
}
return hap.withValue(() => scaleOffset(hap.context.scale, Number(offset), hap.value));
});
});
export const { scaleTranspose, scaleTrans, strans } = register(
['scaleTranspose', 'scaleTrans', 'strans'],
function (offset /* : number | string */, pat) {
return pat.withHap((hap) => {
if (!hap.context.scale) {
throw new Error('can only use scaleTranspose after .scale');
}
if (typeof hap.value === 'object')
return hap.withValue(() => ({
...hap.value,
note: scaleOffset(hap.context.scale, Number(offset), hap.value.note),
}));
if (typeof hap.value !== 'string') {
throw new Error('can only use scaleTranspose with notes');
}
return hap.withValue(() => scaleOffset(hap.context.scale, Number(offset), hap.value));
});
},
);
/**
* Turns numbers into notes in the scale (zero indexed). Also sets scale for other scale operations, like {@link Pattern#scaleTranspose}.

View file

@ -1,6 +1,6 @@
{
"name": "@strudel/transpiler",
"version": "1.2.2",
"version": "1.2.4",
"description": "Transpiler for strudel user code. Converts syntactically correct but semantically meaningless JS into evaluatable strudel code.",
"main": "index.mjs",
"type": "module",

View file

@ -1,6 +1,6 @@
{
"name": "@strudel/web",
"version": "1.2.3",
"version": "1.2.5",
"description": "Easy to setup, opiniated bundle of Strudel for the browser.",
"module": "web.mjs",
"publishConfig": {

View file

@ -7,4 +7,5 @@ This program is free software: you can redistribute it and/or modify it under th
export * from './webaudio.mjs';
export * from './scope.mjs';
export * from './spectrum.mjs';
export * from './supradough.mjs';
export * from 'superdough';

View file

@ -1,6 +1,6 @@
{
"name": "@strudel/webaudio",
"version": "1.2.3",
"version": "1.2.5",
"description": "Web Audio helpers for Strudel",
"main": "index.mjs",
"type": "module",
@ -35,7 +35,8 @@
"dependencies": {
"@strudel/core": "workspace:*",
"@strudel/draw": "workspace:*",
"superdough": "workspace:*"
"superdough": "workspace:*",
"supradough": "workspace:*"
},
"devDependencies": {
"vite": "^6.0.11"

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@ -0,0 +1,130 @@
import { Pattern } from '@strudel/core';
import { connectToDestination, getAudioContext, getWorklet } from 'superdough';
let doughWorklet;
function initDoughWorklet() {
const ac = getAudioContext();
doughWorklet = getWorklet(
ac,
'dough-processor',
{},
{
outputChannelCount: [2],
},
);
connectToDestination(doughWorklet); // channels?
}
const soundMap = new Map();
const loadedSounds = new Map();
Pattern.prototype.supradough = function () {
return this.onTrigger((hap, __, cps, begin) => {
hap.value._begin = begin;
hap.value._duration = hap.duration / cps;
!doughWorklet && initDoughWorklet();
const s = (hap.value.bank ? hap.value.bank + '_' : '') + hap.value.s;
const n = hap.value.n ?? 0;
const soundKey = `${s}:${n}`;
if (soundMap.has(s)) {
hap.value.s = soundKey; // dough.mjs is unaware of bank and n (only maps keys to buffers)
}
if (soundMap.has(s) && !loadedSounds.has(soundKey)) {
const urls = soundMap.get(s);
const url = urls[n % urls.length];
console.log(`load ${soundKey} from ${url}`);
const loadSample = fetchSample(url);
loadedSounds.set(soundKey, loadSample);
loadSample.then(({ channels, sampleRate }) =>
doughWorklet.port.postMessage({
sample: soundKey,
channels,
sampleRate,
}),
);
}
doughWorklet.port.postMessage({ spawn: hap.value });
}, 1);
};
function githubPath(base, subpath = '') {
if (!base.startsWith('github:')) {
throw new Error('expected "github:" at the start of pseudoUrl');
}
let [_, path] = base.split('github:');
path = path.endsWith('/') ? path.slice(0, -1) : path;
if (path.split('/').length === 2) {
// assume main as default branch if none set
path += '/main';
}
return `https://raw.githubusercontent.com/${path}/${subpath}`;
}
export async function fetchSampleMap(url) {
if (url.startsWith('github:')) {
url = githubPath(url, 'strudel.json');
}
if (url.startsWith('local:')) {
url = `http://localhost:5432`;
}
if (url.startsWith('shabda:')) {
let [_, path] = url.split('shabda:');
url = `https://shabda.ndre.gr/${path}.json?strudel=1`;
}
if (url.startsWith('shabda/speech')) {
let [_, path] = url.split('shabda/speech');
path = path.startsWith('/') ? path.substring(1) : path;
let [params, words] = path.split(':');
let gender = 'f';
let language = 'en-GB';
if (params) {
[language, gender] = params.split('/');
}
url = `https://shabda.ndre.gr/speech/${words}.json?gender=${gender}&language=${language}&strudel=1'`;
}
if (typeof fetch !== 'function') {
// not a browser
return;
}
const base = url.split('/').slice(0, -1).join('/');
if (typeof fetch === 'undefined') {
// skip fetch when in node / testing
return;
}
const json = await fetch(url)
.then((res) => res.json())
.catch((error) => {
console.error(error);
throw new Error(`error loading "${url}"`);
});
return [json, json._base || base];
}
// for some reason, only piano and flute work.. is it because mp3??
async function fetchSample(url) {
const buffer = await fetch(url)
.then((res) => res.arrayBuffer())
.then((buf) => getAudioContext().decodeAudioData(buf));
let channels = [];
for (let i = 0; i < buffer.numberOfChannels; i++) {
channels.push(buffer.getChannelData(i));
}
return { channels, sampleRate: buffer.sampleRate };
}
export async function doughsamples(sampleMap, baseUrl) {
if (typeof sampleMap === 'string') {
const [json, base] = await fetchSampleMap(sampleMap);
// console.log('json', json, 'base', base);
return doughsamples(json, base);
}
Object.entries(sampleMap).map(async ([key, urls]) => {
if (key !== '_base') {
urls = urls.map((url) => baseUrl + url);
// console.log('set', key, urls);
soundMap.set(key, urls);
}
});
}

View file

@ -5,7 +5,12 @@ This program is free software: you can redistribute it and/or modify it under th
*/
import * as strudel from '@strudel/core';
import { superdough, getAudioContext, setLogger, doughTrigger } from 'superdough';
import { superdough, getAudioContext, setLogger, doughTrigger, registerWorklet } from 'superdough';
import './supradough.mjs';
import { workletUrl } from 'supradough';
registerWorklet(workletUrl);
const { Pattern, logger, repl } = strudel;
setLogger(logger);
@ -15,14 +20,10 @@ const hap2value = (hap) => {
return hap.value;
};
export const webaudioOutputTrigger = (t, hap, ct, cps) => superdough(hap2value(hap), t - ct, hap.duration / cps, cps);
// uses more precise, absolute t if available, see https://github.com/tidalcycles/strudel/pull/1004
export const webaudioOutput = (hap, deadline, hapDuration, cps, t) => {
return superdough(hap2value(hap), t ? `=${t}` : deadline, hapDuration, cps);
};
Pattern.prototype.webaudio = function () {
return this.onTrigger(webaudioOutputTrigger);
// TODO: refactor output callbacks to eliminate deadline
export const webaudioOutput = (hap, _deadline, hapDuration, cps, t) => {
return superdough(hap2value(hap), t, hapDuration, cps, hap.whole?.begin.valueOf());
};
export function webaudioRepl(options = {}) {

View file

@ -1,6 +1,6 @@
{
"name": "@strudel/xen",
"version": "1.2.2",
"version": "1.2.4",
"description": "Xenharmonic API for strudel",
"main": "index.mjs",
"type": "module",