add repl-react + fix deps

This commit is contained in:
Felix Roos
2022-03-25 18:46:45 +01:00
parent 6f60a3a1d5
commit 6430f6207d
53 changed files with 33850 additions and 24809 deletions
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.App {
text-align: center;
}
.App-logo {
height: 40vmin;
pointer-events: none;
}
@media (prefers-reduced-motion: no-preference) {
.App-logo {
animation: App-logo-spin infinite 20s linear;
}
}
.App-header {
background-color: #282c34;
min-height: 100vh;
display: flex;
flex-direction: column;
align-items: center;
justify-content: center;
font-size: calc(10px + 2vmin);
color: white;
}
.App-link {
color: #61dafb;
}
@keyframes App-logo-spin {
from {
transform: rotate(0deg);
}
to {
transform: rotate(360deg);
}
}
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import React, { useCallback, useLayoutEffect, useRef, useState } from 'react';
import CodeMirror, { markEvent, markParens } from './CodeMirror';
import cx from './cx';
import { evaluate } from '@strudel/eval';
import logo from './logo.svg';
import playStatic from './static.mjs';
import { defaultSynth } from '@strudel/tone';
import * as tunes from './tunes.mjs';
import useRepl from '@strudel/hooks/useRepl.mjs';
import { useWebMidi } from './useWebMidi';
// TODO: use https://www.npmjs.com/package/@monaco-editor/react
const [_, codeParam] = window.location.href.split('#');
let decoded;
try {
decoded = atob(decodeURIComponent(codeParam || ''));
} catch (err) {
console.warn('failed to decode', err);
}
function getRandomTune() {
const allTunes = Object.values(tunes);
const randomItem = (arr) => arr[Math.floor(Math.random() * arr.length)];
return randomItem(allTunes);
}
const randomTune = getRandomTune();
function App() {
const [editor, setEditor] = useState();
const { setCode, setPattern, error, code, cycle, dirty, log, togglePlay, activateCode, pattern, pushLog, pending } =
useRepl({
tune: decoded || randomTune,
defaultSynth,
onDraw: useCallback(markEvent(editor), [editor]),
});
const [uiHidden, setUiHidden] = useState(false);
const logBox = useRef();
// scroll log box to bottom when log changes
useLayoutEffect(() => {
logBox.current.scrollTop = logBox.current?.scrollHeight;
}, [log]);
// set active pattern on ctrl+enter
useLayoutEffect(() => {
// TODO: make sure this is only fired when editor has focus
const handleKeyPress = async (e) => {
if (e.ctrlKey || e.altKey) {
switch (e.code) {
case 'Enter':
await activateCode();
break;
case 'Period':
cycle.stop();
}
}
};
window.addEventListener('keydown', handleKeyPress);
return () => window.removeEventListener('keydown', handleKeyPress);
}, [pattern, code]);
useWebMidi({
ready: useCallback(({ outputs }) => {
pushLog(`WebMidi ready! Just add .midi(${outputs.map((o) => `'${o.name}'`).join(' | ')}) to the pattern. `);
}, []),
connected: useCallback(({ outputs }) => {
pushLog(`Midi device connected! Available: ${outputs.map((o) => `'${o.name}'`).join(', ')}`);
}, []),
disconnected: useCallback(({ outputs }) => {
pushLog(`Midi device disconnected! Available: ${outputs.map((o) => `'${o.name}'`).join(', ')}`);
}, []),
});
return (
<div className="min-h-screen flex flex-col">
<header
id="header"
className={cx(
'flex-none w-full h-14 px-2 flex border-b border-gray-200 justify-between z-[10]',
uiHidden ? 'bg-transparent text-white' : 'bg-white',
)}
>
<div className="flex items-center space-x-2">
<img src={logo} className="Tidal-logo w-12 h-12" alt="logo" />
<h1 className="text-2xl">Strudel REPL</h1>
</div>
<div className="flex space-x-4">
<button onClick={() => togglePlay()}>
{!pending ? (
<span className="flex items-center w-16">
{cycle.started ? (
<svg xmlns="http://www.w3.org/2000/svg" className="h-5 w-5" viewBox="0 0 20 20" fill="currentColor">
<path
fillRule="evenodd"
d="M18 10a8 8 0 11-16 0 8 8 0 0116 0zM7 8a1 1 0 012 0v4a1 1 0 11-2 0V8zm5-1a1 1 0 00-1 1v4a1 1 0 102 0V8a1 1 0 00-1-1z"
clipRule="evenodd"
/>
</svg>
) : (
<svg xmlns="http://www.w3.org/2000/svg" className="h-5 w-5" viewBox="0 0 20 20" fill="currentColor">
<path
fillRule="evenodd"
d="M10 18a8 8 0 100-16 8 8 0 000 16zM9.555 7.168A1 1 0 008 8v4a1 1 0 001.555.832l3-2a1 1 0 000-1.664l-3-2z"
clipRule="evenodd"
/>
</svg>
)}
{cycle.started ? 'pause' : 'play'}
</span>
) : (
<>loading...</>
)}
</button>
<button
onClick={async () => {
const _code = getRandomTune();
console.log('tune', _code); // uncomment this to debug when random code fails
setCode(_code);
const parsed = await evaluate(_code);
setPattern(parsed.pattern);
}}
>
🎲 random
</button>
<button>
<a href="./tutorial">📚 tutorial</a>
</button>
<button onClick={() => setUiHidden((c) => !c)}>👀 {uiHidden ? 'show ui' : 'hide ui'}</button>
</div>
</header>
<section className="grow flex flex-col text-gray-100">
<div className="grow relative" id="code">
<div
className={cx(
'h-full transition-opacity',
error ? 'focus:ring-red-500' : 'focus:ring-slate-800',
uiHidden ? 'opacity-0' : 'opacity-100',
)}
>
<CodeMirror
value={code}
editorDidMount={setEditor}
options={{
mode: 'javascript',
theme: 'material',
lineNumbers: false,
styleSelectedText: true,
cursorBlinkRate: 0,
}}
onCursor={markParens}
onChange={(_, __, value) => setCode(value)}
/>
<span className="p-4 absolute top-0 right-0 text-xs whitespace-pre text-right pointer-events-none">
{!cycle.started ? `press ctrl+enter to play\n` : dirty ? `ctrl+enter to update\n` : 'no changes\n'}
</span>
</div>
{error && (
<div className={cx('absolute right-2 bottom-2 px-2', 'text-red-500')}>
{error?.message || 'unknown error'}
</div>
)}
</div>
<textarea
className="z-[10] h-16 border-0 text-xs bg-[transparent] border-t border-slate-600 resize-none"
value={log}
readOnly
ref={logBox}
style={{ fontFamily: 'monospace' }}
/>
</section>
<button className="fixed right-4 bottom-2 z-[11]" onClick={() => playStatic(code)}>
static
</button>
</div>
);
}
export default App;
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import { render, screen } from '@testing-library/react';
import App from './App';
test('renders learn react link', () => {
render(<App />);
const linkElement = screen.getByText(/learn react/i);
expect(linkElement).toBeInTheDocument();
});
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import React from 'react';
import { Controlled as CodeMirror2 } from 'react-codemirror2';
import 'codemirror/mode/javascript/javascript.js';
import 'codemirror/mode/pegjs/pegjs.js';
// import 'codemirror/theme/material.css';
import 'codemirror/lib/codemirror.css';
import 'codemirror/theme/material.css';
export default function CodeMirror({ value, onChange, onCursor, options, editorDidMount }) {
options = options || {
mode: 'javascript',
theme: 'material',
lineNumbers: true,
styleSelectedText: true,
cursorBlinkRate: 500,
};
return (
<CodeMirror2
value={value}
options={options}
onBeforeChange={onChange}
editorDidMount={editorDidMount}
onCursor={(editor, data) => onCursor?.(editor, data)}
/>
);
}
export const markEvent = (editor) => (time, event) => {
const locs = event.context.locations;
if (!locs || !editor) {
return;
}
const col = event.context?.color || '#FFCA28';
// mark active event
const marks = locs.map(({ start, end }) =>
editor.getDoc().markText(
{ line: start.line - 1, ch: start.column },
{ line: end.line - 1, ch: end.column },
//{ css: 'background-color: #FFCA28; color: black' } // background-color is now used by parent marking
{ css: 'outline: 1px solid ' + col + '; box-sizing:border-box' },
//{ css: `background-color: ${col};border-radius:5px` },
),
);
//Tone.Transport.schedule(() => { // problem: this can be cleared by scheduler...
setTimeout(() => {
marks.forEach((mark) => mark.clear());
// }, '+' + event.duration * 0.5);
}, event.duration /* * 0.9 */ * 1000);
};
let parenMark;
export const markParens = (editor, data) => {
const v = editor.getDoc().getValue();
const marked = getCurrentParenArea(v, data);
parenMark?.clear();
parenMark = editor.getDoc().markText(...marked, { css: 'background-color: #00007720' }); //
};
// returns { line, ch } from absolute character offset
export function offsetToPosition(offset, code) {
const lines = code.split('\n');
let line = 0;
let ch = 0;
for (let i = 0; i < offset; i++) {
if (ch === lines[line].length) {
line++;
ch = 0;
} else {
ch++;
}
}
return { line, ch };
}
// returns absolute character offset from { line, ch }
export function positionToOffset(position, code) {
const lines = code.split('\n');
let offset = 0;
for (let i = 0; i < position.line; i++) {
offset += lines[i].length + 1;
}
offset += position.ch;
return offset;
}
// given code and caret position, the functions returns the indices of the parens we are in
export function getCurrentParenArea(code, caretPosition) {
const caret = positionToOffset(caretPosition, code);
let open, i, begin, end;
// walk left
i = caret;
open = 0;
while (i > 0) {
if (code[i - 1] === '(') {
open--;
} else if (code[i - 1] === ')') {
open++;
}
if (open === -1) {
break;
}
i--;
}
begin = i;
// walk right
i = caret;
open = 0;
while (i < code.length) {
if (code[i] === '(') {
open--;
} else if (code[i] === ')') {
open++;
}
if (open === 1) {
break;
}
i++;
}
end = i;
return [begin, end].map((o) => offsetToPosition(o, code));
}
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export default function cx(...classes) { // : Array<string | undefined>
return classes.filter(Boolean).join(' ');
}
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body {
margin: 0;
font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen',
'Ubuntu', 'Cantarell', 'Fira Sans', 'Droid Sans', 'Helvetica Neue',
sans-serif;
-webkit-font-smoothing: antialiased;
-moz-osx-font-smoothing: grayscale;
}
code {
font-family: source-code-pro, Menlo, Monaco, Consolas, 'Courier New',
monospace;
}
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import React from 'react';
import ReactDOM from 'react-dom';
import './index.css';
import App from './App';
import reportWebVitals from './reportWebVitals';
ReactDOM.render(
<React.StrictMode>
<App />
</React.StrictMode>,
document.getElementById('root')
);
// If you want to start measuring performance in your app, pass a function
// to log results (for example: reportWebVitals(console.log))
// or send to an analytics endpoint. Learn more: https://bit.ly/CRA-vitals
reportWebVitals();
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const reportWebVitals = onPerfEntry => {
if (onPerfEntry && onPerfEntry instanceof Function) {
import('web-vitals').then(({ getCLS, getFID, getFCP, getLCP, getTTFB }) => {
getCLS(onPerfEntry);
getFID(onPerfEntry);
getFCP(onPerfEntry);
getLCP(onPerfEntry);
getTTFB(onPerfEntry);
});
}
};
export default reportWebVitals;
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// jest-dom adds custom jest matchers for asserting on DOM nodes.
// allows you to do things like:
// expect(element).toHaveTextContent(/react/i)
// learn more: https://github.com/testing-library/jest-dom
import '@testing-library/jest-dom';
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import * as Tone from 'tone';
import { State, TimeSpan } from '@strudel/core';
import { getPlayableNoteValue } from '@strudel/core/util.mjs';
import { evaluate } from '@strudel/eval';
import { defaultSynth } from '@strudel/tone';
// this is a test to play back events with as less runtime code as possible..
// the code asks for the number of seconds to prequery
// after the querying is done, the events are scheduled
// after the scheduling is done, the transport is started
// nothing happens while tone.js runs except the schedule callback, which is a thin wrapper around triggerAttackRelease calls
// so all glitches that appear here should have nothing to do with strudel and or the repl
async function playStatic(code) {
Tone.getTransport().cancel();
Tone.getTransport().stop();
let start, took;
const seconds = Number(prompt('How many seconds to run?')) || 60;
start = performance.now();
console.log('evaluating..');
const { pattern: pat } = await evaluate(code);
took = performance.now() - start;
console.log('evaluate took', took, 'ms');
console.log('querying..');
start = performance.now();
const events = pat
?.query(new State(new TimeSpan(0, seconds)))
?.filter((event) => event.part.begin.equals(event.whole.begin))
?.map((event) => ({
time: event.whole.begin.valueOf(),
duration: event.whole.end.sub(event.whole.begin).valueOf(),
value: event.value,
context: event.context,
}));
took = performance.now() - start;
console.log('query took', took, 'ms');
console.log('scheduling..');
start = performance.now();
events.forEach((event) => {
Tone.getTransport().schedule((time) => {
try {
const { onTrigger, velocity } = event.context;
if (!onTrigger) {
if (defaultSynth) {
const note = getPlayableNoteValue(event);
defaultSynth.triggerAttackRelease(note, event.duration, time, velocity);
} else {
throw new Error('no defaultSynth passed to useRepl.');
}
} else {
onTrigger(time, event);
}
} catch (err) {
console.warn(err);
err.message = 'unplayable event: ' + err?.message;
console.error(err);
}
}, event.time);
});
took = performance.now() - start;
console.log('scheduling took', took, 'ms');
console.log('now starting!');
Tone.getTransport().start('+0.5');
}
export default playStatic;
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export const timeCatMini = `stack(
"c3@3 [eb3, g3, [c4 d4]/2]",
"c2 g2",
"[eb4@5 [f4 eb4 d4]@3] [eb4 c4]/2".slow(8)
)`;
export const timeCat = `stack(
timeCat([3, c3], [1, stack(eb3, g3, cat(c4, d4).slow(2))]),
cat(c2, g2),
sequence(
timeCat([5, eb4], [3, cat(f4, eb4, d4)]),
cat(eb4, c4).slow(2)
).slow(4)
)`;
export const shapeShifted = `stack(
sequence(
e5, [b4, c5], d5, [c5, b4],
a4, [a4, c5], e5, [d5, c5],
b4, [r, c5], d5, e5,
c5, a4, a4, r,
[r, d5], [r, f5], a5, [g5, f5],
e5, [r, c5], e5, [d5, c5],
b4, [b4, c5], d5, e5,
c5, a4, a4, r,
).rev(),
sequence(
e2, e3, e2, e3, e2, e3, e2, e3,
a2, a3, a2, a3, a2, a3, a2, a3,
gs2, gs3, gs2, gs3, e2, e3, e2, e3,
a2, a3, a2, a3, a2, a3, b1, c2,
d2, d3, d2, d3, d2, d3, d2, d3,
c2, c3, c2, c3, c2, c3, c2, c3,
b1, b2, b1, b2, e2, e3, e2, e3,
a1, a2, a1, a2, a1, a2, a1, a2,
).rev()
).slow(16)`;
export const tetrisWithFunctions = `stack(sequence(
'e5', sequence('b4', 'c5'), 'd5', sequence('c5', 'b4'),
'a4', sequence('a4', 'c5'), 'e5', sequence('d5', 'c5'),
'b4', sequence(silence, 'c5'), 'd5', 'e5',
'c5', 'a4', 'a4', silence,
sequence(silence, 'd5'), sequence(silence, 'f5'), 'a5', sequence('g5', 'f5'),
'e5', sequence(silence, 'c5'), 'e5', sequence('d5', 'c5'),
'b4', sequence('b4', 'c5'), 'd5', 'e5',
'c5', 'a4', 'a4', silence),
sequence(
'e2', 'e3', 'e2', 'e3', 'e2', 'e3', 'e2', 'e3',
'a2', 'a3', 'a2', 'a3', 'a2', 'a3', 'a2', 'a3',
'g#2', 'g#3', 'g#2', 'g#3', 'e2', 'e3', 'e2', 'e3',
'a2', 'a3', 'a2', 'a3', 'a2', 'a3', 'b1', 'c2',
'd2', 'd3', 'd2', 'd3', 'd2', 'd3', 'd2', 'd3',
'c2', 'c3', 'c2', 'c3', 'c2', 'c3', 'c2', 'c3',
'b1', 'b2', 'b1', 'b2', 'e2', 'e3', 'e2', 'e3',
'a1', 'a2', 'a1', 'a2', 'a1', 'a2', 'a1', 'a2',
)
).slow(16)`;
export const tetris = `stack(
cat(
"e5 [b4 c5] d5 [c5 b4]",
"a4 [a4 c5] e5 [d5 c5]",
"b4 [~ c5] d5 e5",
"c5 a4 a4 ~",
"[~ d5] [~ f5] a5 [g5 f5]",
"e5 [~ c5] e5 [d5 c5]",
"b4 [b4 c5] d5 e5",
"c5 a4 a4 ~"
),
cat(
"e2 e3 e2 e3 e2 e3 e2 e3",
"a2 a3 a2 a3 a2 a3 a2 a3",
"g#2 g#3 g#2 g#3 e2 e3 e2 e3",
"a2 a3 a2 a3 a2 a3 b1 c2",
"d2 d3 d2 d3 d2 d3 d2 d3",
"c2 c3 c2 c3 c2 c3 c2 c3",
"b1 b2 b1 b2 e2 e3 e2 e3",
"a1 a2 a1 a2 a1 a2 a1 a2",
)
).slow(16)`;
export const tetrisMini = `\`[[e5 [b4 c5] d5 [c5 b4]]
[a4 [a4 c5] e5 [d5 c5]]
[b4 [~ c5] d5 e5]
[c5 a4 a4 ~]
[[~ d5] [~ f5] a5 [g5 f5]]
[e5 [~ c5] e5 [d5 c5]]
[b4 [b4 c5] d5 e5]
[c5 a4 a4 ~]],
[[e2 e3]*4]
[[a2 a3]*4]
[[g#2 g#3]*2 [e2 e3]*2]
[a2 a3 a2 a3 a2 a3 b1 c2]
[[d2 d3]*4]
[[c2 c3]*4]
[[b1 b2]*2 [e2 e3]*2]
[[a1 a2]*4]\`.slow(16)
`;
export const whirlyStrudel = `sequence(e4, [b2, b3], c4)
.every(4, fast(2))
.every(3, slow(1.5))
.fast(slowcat(1.25, 1, 1.5))
.every(2, _ => sequence(e4, r, e3, d4, r))`;
export const swimming = `stack(
cat(
"~",
"~",
"~",
"A5 [F5@2 C5] [D5@2 F5] F5",
"[C5@2 F5] [F5@2 C6] A5 G5",
"A5 [F5@2 C5] [D5@2 F5] F5",
"[C5@2 F5] [Bb5 A5 G5] F5@2",
"A5 [F5@2 C5] [D5@2 F5] F5",
"[C5@2 F5] [F5@2 C6] A5 G5",
"A5 [F5@2 C5] [D5@2 F5] F5",
"[C5@2 F5] [Bb5 A5 G5] F5@2",
"A5 [F5@2 C5] A5 F5",
"Ab5 [F5@2 Ab5] G5@2",
"A5 [F5@2 C5] A5 F5",
"Ab5 [F5@2 C5] C6@2",
"A5 [F5@2 C5] [D5@2 F5] F5",
"[C5@2 F5] [Bb5 A5 G5] F5@2"
),
cat(
"[F4,Bb4,D5] [[D4,G4,Bb4]@2 [Bb3,D4,F4]] [[G3,C4,E4]@2 [[Ab3,F4] [A3,Gb4]]] [Bb3,E4,G4]",
"[~ [F3, A3, C3] [F3, A3, C3]] [~ [F3, A3, C3] [F3, A3, C3]] [~ [F3, Bb3, D3] [F3, Bb3, D3]] [~ [F3, Bb3, Db3] [F3, Bb3, Db3]]",
"[~ [F3, A3, C3] [F3, A3, C3]] [~ [F3, A3, C3] [F3, A3, C3]] [~ [F3, Bb3, D3] [F3, Bb3, D3]] [~ [F3, B3, D3] [F3, B3, D3]]",
"[~ [F3, A3, C3] [F3, A3, C3]] [~ [F3, A3, C3] [F3, A3, C3]] [~ [F3, Bb3, D3] [F3, Bb3, D3]] [~ [F3, B3, D3] [F3, B3, D3]]",
"[~ [A3, C4, E4] [A3, C4, E4]] [~ [Ab3, C4, Eb4] [Ab3, C4, Eb4]] [~ [F3, Bb3, D3] [F3, Bb3, D3]] [~ [G3, C4, E4] [G3, C4, E4]]",
"[~ [F3, A3, C4] [F3, A3, C4]] [~ [F3, A3, C4] [F3, A3, C4]] [~ [F3, Bb3, D3] [F3, Bb3, D3]] [~ [F3, B3, D3] [F3, B3, D3]]",
"[~ [F3, Bb3, D4] [F3, Bb3, D4]] [~ [F3, Bb3, C4] [F3, Bb3, C4]] [~ [F3, A3, C4] [F3, A3, C4]] [~ [F3, A3, C4] [F3, A3, C4]]",
"[~ [F3, A3, C3] [F3, A3, C3]] [~ [F3, A3, C3] [F3, A3, C3]] [~ [F3, Bb3, D3] [F3, Bb3, D3]] [~ [F3, B3, D3] [F3, B3, D3]]",
"[~ [A3, C4, E4] [A3, C4, E4]] [~ [Ab3, C4, Eb4] [Ab3, C4, Eb4]] [~ [F3, Bb3, D3] [F3, Bb3, D3]] [~ [G3, C4, E4] [G3, C4, E4]]",
"[~ [F3, A3, C3] [F3, A3, C3]] [~ [F3, A3, C3] [F3, A3, C3]] [~ [F3, Bb3, D3] [F3, Bb3, D3]] [~ [F3, B3, D3] [F3, B3, D3]]",
"[~ [F3, Bb3, D4] [F3, Bb3, D4]] [~ [F3, Bb3, C4] [F3, Bb3, C4]] [~ [F3, A3, C4] [F3, A3, C4]] [~ [F3, A3, C4] [F3, A3, C4]]",
"[~ [Bb3, D3, F4] [Bb3, D3, F4]] [~ [Bb3, D3, F4] [Bb3, D3, F4]] [~ [A3, C4, F4] [A3, C4, F4]] [~ [A3, C4, F4] [A3, C4, F4]]",
"[~ [Ab3, B3, F4] [Ab3, B3, F4]] [~ [Ab3, B3, F4] [Ab3, B3, F4]] [~ [G3, Bb3, F4] [G3, Bb3, F4]] [~ [G3, Bb3, E4] [G3, Bb3, E4]]",
"[~ [Bb3, D3, F4] [Bb3, D3, F4]] [~ [Bb3, D3, F4] [Bb3, D3, F4]] [~ [A3, C4, F4] [A3, C4, F4]] [~ [A3, C4, F4] [A3, C4, F4]]",
"[~ [Ab3, B3, F4] [Ab3, B3, F4]] [~ [Ab3, B3, F4] [Ab3, B3, F4]] [~ [G3, Bb3, F4] [G3, Bb3, F4]] [~ [G3, Bb3, E4] [G3, Bb3, E4]]",
"[~ [F3, A3, C3] [F3, A3, C3]] [~ [F3, A3, C3] [F3, A3, C3]] [~ [F3, Bb3, D3] [F3, Bb3, D3]] [~ [F3, B3, D3] [F3, B3, D3]]",
"[~ [F3, Bb3, D4] [F3, Bb3, D4]] [~ [F3, Bb3, C4] [F3, Bb3, C4]] [~ [F3, A3, C4] [F3, A3, C4]] [~ [F3, A3, C4] [F3, A3, C4]]"
),
cat(
"[G3 G3 C3 E3]",
"[F2 D2 G2 C2]",
"[F2 D2 G2 C2]",
"[F2 A2 Bb2 B2]",
"[A2 Ab2 G2 C2]",
"[F2 A2 Bb2 B2]",
"[G2 C2 F2 F2]",
"[F2 A2 Bb2 B2]",
"[A2 Ab2 G2 C2]",
"[F2 A2 Bb2 B2]",
"[G2 C2 F2 F2]",
"[Bb2 Bb2 A2 A2]",
"[Ab2 Ab2 G2 [C2 D2 E2]]",
"[Bb2 Bb2 A2 A2]",
"[Ab2 Ab2 G2 [C2 D2 E2]]",
"[F2 A2 Bb2 B2]",
"[G2 C2 F2 F2]"
)
).slow(51);
`;
export const giantSteps = `stack(
// melody
cat(
"[F#5 D5] [B4 G4] Bb4 [B4 A4]",
"[D5 Bb4] [G4 Eb4] F#4 [G4 F4]",
"Bb4 [B4 A4] D5 [D#5 C#5]",
"F#5 [G5 F5] Bb5 [F#5 F#5]",
),
// chords
cat(
"[B^7 D7] [G^7 Bb7] Eb^7 [Am7 D7]",
"[G^7 Bb7] [Eb^7 F#7] B^7 [Fm7 Bb7]",
"Eb^7 [Am7 D7] G^7 [C#m7 F#7]",
"B^7 [Fm7 Bb7] Eb^7 [C#m7 F#7]"
).voicings(['E3', 'G4']),
// bass
cat(
"[B2 D2] [G2 Bb2] [Eb2 Bb3] [A2 D2]",
"[G2 Bb2] [Eb2 F#2] [B2 F#2] [F2 Bb2]",
"[Eb2 Bb2] [A2 D2] [G2 D2] [C#2 F#2]",
"[B2 F#2] [F2 Bb2] [Eb2 Bb3] [C#2 F#2]"
)
).slow(20);`;
export const giantStepsReggae = `stack(
// melody
cat(
"[F#5 D5] [B4 G4] Bb4 [B4 A4]",
"[D5 Bb4] [G4 Eb4] F#4 [G4 F4]",
"Bb4 [B4 A4] D5 [D#5 C#5]",
"F#5 [G5 F5] Bb5 [F#5 [F#5 ~@3]]",
),
// chords
cat(
"[B^7 D7] [G^7 Bb7] Eb^7 [Am7 D7]",
"[G^7 Bb7] [Eb^7 F#7] B^7 [Fm7 Bb7]",
"Eb^7 [Am7 D7] G^7 [C#m7 F#7]",
"B^7 [Fm7 Bb7] Eb^7 [C#m7 F#7]"
)
.struct("~ [x ~]".fast(4*8))
.voicings(['E3', 'G4']),
// bass
cat(
"[B2 D2] [G2 D2] [Eb2 Bb2] [A2 D2]",
"[G2 Bb2] [Eb2 F#2] [B2 F#2] [F2 Bb2]",
"[Eb2 Bb2] [A2 D2] [G2 D2] [C#2 F#2]",
"[B2 F#2] [F2 Bb2] [Eb2 Bb2] [C#2 F#2]"
)
.struct("x ~".fast(4*8))
).slow(25)`;
export const transposedChordsHacked = `stack(
"c2 eb2 g2",
"Cm7".voicings(['g2','c4']).slow(2)
).transpose(
slowcat(1, 2, 3, 2).slow(2)
).transpose(5)`;
export const scaleTranspose = `stack(f2, f3, c4, ab4)
.scale(sequence('F minor', 'F harmonic minor').slow(4))
.scaleTranspose(sequence(0, -1, -2, -3).slow(4))
.transpose(sequence(0, 1).slow(16))`;
export const struct = `stack(
"c2 g2 a2 [e2@2 eb2] d2 a2 g2 [d2 ~ db2]",
"[C^7 A7] [Dm7 G7]".struct("[x@2 x] [~@2 x] [~ x@2]@2 [x ~@2] ~ [~@2 x@4]@2")
.voicings(['G3','A4'])
).slow(4)`;
export const magicSofa = `stack(
"<C^7 F^7 ~> <Dm7 G7 A7 ~>"
.every(2, fast(2))
.voicings(),
"<c2 f2 g2> <d2 g2 a2 e2>"
).slow(1).transpose(slowcat(0, 2, 3, 4))`;
// below doesn't work anymore due to constructor cleanup
// ).slow(1).transpose.slowcat(0, 2, 3, 4)`;
export const confusedPhone = `"[g2 ~@1.3] [c3 ~@1.3]"
.superimpose(
transpose(-12).late(0),
transpose(7).late(0.1),
transpose(10).late(0.2),
transpose(12).late(0.3),
transpose(24).late(0.4)
)
.scale(slowcat('C dorian', 'C mixolydian'))
.scaleTranspose(slowcat(0,1,2,1))
.slow(2)`;
export const zeldasRescue = `stack(
// melody
\`[B3@2 D4] [A3@2 [G3 A3]] [B3@2 D4] [A3]
[B3@2 D4] [A4@2 G4] [D4@2 [C4 B3]] [A3]
[B3@2 D4] [A3@2 [G3 A3]] [B3@2 D4] [A3]
[B3@2 D4] [A4@2 G4] D5@2
[D5@2 [C5 B4]] [[C5 B4] G4@2] [C5@2 [B4 A4]] [[B4 A4] E4@2]
[D5@2 [C5 B4]] [[C5 B4] G4 C5] [G5] [~ ~ B3]\`,
// bass
\`[[C2 G2] E3@2] [[C2 G2] F#3@2] [[C2 G2] E3@2] [[C2 G2] F#3@2]
[[B1 D3] G3@2] [[Bb1 Db3] G3@2] [[A1 C3] G3@2] [[D2 C3] F#3@2]
[[C2 G2] E3@2] [[C2 G2] F#3@2] [[C2 G2] E3@2] [[C2 G2] F#3@2]
[[B1 D3] G3@2] [[Bb1 Db3] G3@2] [[A1 C3] G3@2] [[D2 C3] F#3@2]
[[F2 C3] E3@2] [[E2 B2] D3@2] [[D2 A2] C3@2] [[C2 G2] B2@2]
[[F2 C3] E3@2] [[E2 B2] D3@2] [[Eb2 Bb2] Db3@2] [[D2 A2] C3 [F3,G2]]\`
).transpose(12).slow(48).tone(
new PolySynth().chain(
new Gain(0.3),
new Chorus(2, 2.5, 0.5).start(),
new Freeverb(),
getDestination())
)`;
export const technoDrums = `stack(
"c1*2".tone(new Tone.MembraneSynth().toDestination()),
"~ x".tone(new Tone.NoiseSynth().toDestination()),
"[~ c4]*2".tone(new Tone.MetalSynth().set({envelope:{decay:0.06,sustain:0}}).chain(new Gain(0.5),getDestination()))
)`;
export const loungerave = `const delay = new FeedbackDelay(1/8, .2).chain(vol(0.5), out());
const kick = new MembraneSynth().chain(vol(.8), out());
const snare = new NoiseSynth().chain(vol(.8), out());
const hihat = new MetalSynth().set(adsr(0, .08, 0, .1)).chain(vol(.3).connect(delay),out());
const bass = new Synth().set({ ...osc('sawtooth'), ...adsr(0, .1, .4) }).chain(lowpass(900), vol(.5), out());
const keys = new PolySynth().set({ ...osc('sawtooth'), ...adsr(0, .5, .2, .7) }).chain(lowpass(1200), vol(.5), out());
const drums = stack(
"c1*2".tone(kick).mask("<x@7 ~>/8"),
"~ <x!7 [x@3 x]>".tone(snare).mask("<x@7 ~>/4"),
"[~ c4]*2".tone(hihat)
);
const thru = (x) => x.transpose("<0 1>/8").transpose(1);
const synths = stack(
"<C2 Bb1 Ab1 [G1 [G2 G1]]>/2".struct("[x [~ x] <[~ [~ x]]!3 [x x]>@2]/2").edit(thru).tone(bass),
"<Cm7 Bb7 Fm7 G7b9>/2".struct("~ [x@0.1 ~]").voicings().edit(thru).every(2, early(1/4)).tone(keys).mask("<x@7 ~>/8".early(1/4))
)
stack(
drums,
synths
)`;
export const caverave = `const delay = new FeedbackDelay(1/8, .4).chain(vol(0.5), out());
const kick = new MembraneSynth().chain(vol(.8), out());
const snare = new NoiseSynth().chain(vol(.8), out());
const hihat = new MetalSynth().set(adsr(0, .08, 0, .1)).chain(vol(.3).connect(delay),out());
const bass = new Synth().set({ ...osc('sawtooth'), ...adsr(0, .1, .4) }).chain(lowpass(900), vol(.5), out());
const keys = new PolySynth().set({ ...osc('sawtooth'), ...adsr(0, .5, .2, .7) }).chain(lowpass(1200), vol(.5), out());
const drums = stack(
"c1*2".tone(kick).mask("<x@7 ~>/8"),
"~ <x!7 [x@3 x]>".tone(snare).mask("<x@7 ~>/4"),
"[~ c4]*2".tone(hihat)
);
const thru = (x) => x.transpose("<0 1>/8").transpose(-1);
const synths = stack(
"<eb4 d4 c4 b3>/2".scale(timeCat([3,'C minor'],[1,'C melodic minor']).slow(8)).struct("[~ x]*2")
.edit(
scaleTranspose(0).early(0),
scaleTranspose(2).early(1/8),
scaleTranspose(7).early(1/4),
scaleTranspose(8).early(3/8)
).apply(thru).tone(keys).mask("<~ x>/16"),
"<C2 Bb1 Ab1 [G1 [G2 G1]]>/2".struct("[x [~ x] <[~ [~ x]]!3 [x x]>@2]/2".fast(2)).apply(thru).tone(bass),
"<Cm7 Bb7 Fm7 G7b13>/2".struct("~ [x@0.1 ~]".fast(2)).voicings().apply(thru).every(2, early(1/8)).tone(keys).mask("<x@7 ~>/8".early(1/4))
)
stack(
drums.fast(2),
synths
).slow(2)`;
export const callcenterhero = `const bpm = 90;
const lead = polysynth().set({...osc('sine4'),...adsr(.004)}).chain(vol(0.15),out())
const bass = fmsynth({...osc('sawtooth6'),...adsr(0.05,.6,0.8,0.1)}).chain(vol(0.6), out());
const s = scale(slowcat('F3 minor', 'Ab3 major', 'Bb3 dorian', 'C4 phrygian dominant').slow(4));
stack(
"0 2".struct("<x ~> [x ~]").apply(s).scaleTranspose(stack(0,2)).tone(lead),
"<6 7 9 7>".struct("[~ [x ~]*2]*2").apply(s).scaleTranspose("[0,2] [2,4]".fast(2).every(4,rev)).tone(lead),
"-14".struct("[~ x@0.8]*2".early(0.01)).apply(s).tone(bass),
"c2*2".tone(membrane().chain(vol(0.6), out())),
"~ c2".tone(noise().chain(vol(0.2), out())),
"c4*4".tone(metal(adsr(0,.05,0)).chain(vol(0.03), out()))
)
.slow(120 / bpm)`;
export const primalEnemy = `const f = fast("<1 <2 [4 8]>>");
stack(
"c3,g3,c4".struct("[x ~]*2").apply(f).transpose("<0 <3 [5 [7 [9 [11 13]]]]>>"),
"c2 [c2 ~]*2".tone(synth(osc('sawtooth8')).chain(vol(0.8),out())),
"c1*2".tone(membrane().chain(vol(0.8),out()))
).slow(1)`;
export const synthDrums = `stack(
"c1*2".tone(membrane().chain(vol(0.8),out())),
"~ c3".tone(noise().chain(vol(0.8),out())),
"c3*4".transpose("[-24 0]*2").tone(metal(adsr(0,.015)).chain(vol(0.8),out()))
)
`;
export const sampleDrums = `const drums = await players({
bd: 'bd/BT0A0D0.wav',
sn: 'sn/ST0T0S3.wav',
hh: 'hh/000_hh3closedhh.wav'
}, 'https://loophole-letters.vercel.app/samples/tidal/')
stack(
"<bd!3 bd(3,4,2)>",
"hh*4",
"~ <sn!3 sn(3,4,1)>"
).tone(drums.chain(out()))
`;
export const xylophoneCalling = `const t = x => x.scaleTranspose("<0 2 4 3>/4").transpose(-2)
const s = x => x.scale(slowcat('C3 minor pentatonic','G3 minor pentatonic').slow(4))
const delay = new FeedbackDelay(1/8, .6).chain(vol(0.1), out());
const chorus = new Chorus(1,2.5,0.5).start();
stack(
// melody
"<<10 7> <8 3>>/4".struct("x*3").apply(s)
.scaleTranspose("<0 3 2> <1 4 3>")
.superimpose(scaleTranspose(2).early(1/8))
.apply(t).tone(polysynth().set({
...osc('triangle4'),
...adsr(0,.08,0)
}).chain(vol(0.2).connect(delay),chorus,out())).mask("<~@3 x>/16".early(1/8)),
// pad
"[1,3]/4".scale('G3 minor pentatonic').apply(t).tone(polysynth().set({
...osc('square2'),
...adsr(0.1,.4,0.8)
}).chain(vol(0.2),chorus,out())).mask("<~ x>/32"),
// xylophone
"c3,g3,c4".struct("<x*2 x>").fast("<1 <2!3 [4 8]>>").apply(s).scaleTranspose("<0 <1 [2 [3 <4 5>]]>>").apply(t).tone(polysynth().set({
...osc('sawtooth4'),
...adsr(0,.1,0)
}).chain(vol(0.4).connect(delay),out())).mask("<x@3 ~>/16".early(1/8)),
// bass
"c2 [c2 ~]*2".scale('C hirajoshi').apply(t).tone(synth({
...osc('sawtooth6'),
...adsr(0,.03,.4,.1)
}).chain(vol(0.4),out())),
// kick
"<c1!3 [c1 ~]*2>*2".tone(membrane().chain(vol(0.8),out())),
// snare
"~ <c3!7 [c3 c3*2]>".tone(noise().chain(vol(0.8),out())),
// hihat
"c3*4".transpose("[-24 0]*2").tone(metal(adsr(0,.02)).chain(vol(0.5).connect(delay),out()))
).slow(1)`;
export const sowhatelse = `// mixer
const mix = (key) => vol({
chords: .2,
lead: 0.8,
bass: .4,
snare: .95,
kick: .9,
hihat: .35,
}[key]||0);
const delay = new FeedbackDelay(1/6, .3).chain(vol(.7), out());
const delay2 = new FeedbackDelay(1/6, .2).chain(vol(.15), out());
const chorus = new Chorus(1,2.5,0.5).start();
// instruments
const instr = (instrument) => ({
organ: polysynth().set({...osc('sawtooth4'), ...adsr(.01,.2,0)}).chain(mix('chords').connect(delay),out()),
lead: polysynth().set({...osc('triangle4'),...adsr(0.01,.05,0)}).chain(mix('lead').connect(delay2), out()),
bass: polysynth().set({...osc('sawtooth8'),...adsr(.02,.05,.3,.2)}).chain(mix('bass'),lowpass(3000), out()),
pad: polysynth().set({...osc('square2'),...adsr(0.1,.4,0.8)}).chain(vol(0.15),chorus,out()),
hihat: metal(adsr(0, .02, 0)).chain(mix('hihat'), out()),
snare: noise(adsr(0, .15, 0.01)).chain(mix('snare'), lowpass(5000), out()),
kick: membrane().chain(mix('kick'), out())
}[instrument]);
// harmony
const t = transpose("<0 0 1 0>/8");
const sowhat = scaleTranspose("0,3,6,9,11");
// track
stack(
"[<0 4 [3 [2 1]]>]/4".struct("[x]*3").mask("[~ x ~]").scale('D5 dorian').off(1/6, scaleTranspose(-7)).off(1/3, scaleTranspose(-5)).apply(t).tone(instr('lead')).mask("<~ ~ x x>/8"),
"<<e3 [~@2 a3]> <[d3 ~] [c3 f3] g3>>".scale('D dorian').apply(sowhat).apply(t).tone(instr('organ')).mask("<x x x ~>/8"),
"<[d2 [d2 ~]*3]!3 <a1*2 c2*3 [a1 e2]>>".apply(t).tone(instr('bass')),
"c1*6".tone(instr('hihat')),
"~ c3".tone(instr('snare')),
"<[c1@5 c1] <c1 [[c1@2 c1] ~] [c1 ~ c1] [c1!2 ~ c1!3]>>".tone(instr('kick')),
"[2,4]/4".scale('D dorian').apply(t).tone(instr('pad')).mask("<x x x ~>/8")
).fast(6/8)`;
export const barryHarris = `backgroundImage(
'https://media.npr.org/assets/img/2017/02/03/barryharris_600dpi_wide-7eb49998aa1af377d62bb098041624c0a0d1a454.jpg',
{style:'background-size:cover'})
"0,2,[7 6]"
.add("<0 1 2 3 4 5 7 8>")
.scale('C bebop major')
.transpose("<0 1 2 1>/8")
.slow(2)
.tone((await piano()).toDestination())
`;
export const blippyRhodes = `const delay = new FeedbackDelay(1/12, .4).chain(vol(0.3), out());
const drums = await players({
bd: 'samples/tidal/bd/BT0A0D0.wav',
sn: 'samples/tidal/sn/ST0T0S3.wav',
hh: 'samples/tidal/hh/000_hh3closedhh.wav'
}, 'https://loophole-letters.vercel.app/')
const rhodes = await sampler({
E1: 'samples/rhodes/MK2Md2000.mp3',
E2: 'samples/rhodes/MK2Md2012.mp3',
E3: 'samples/rhodes/MK2Md2024.mp3',
E4: 'samples/rhodes/MK2Md2036.mp3',
E5: 'samples/rhodes/MK2Md2048.mp3',
E6: 'samples/rhodes/MK2Md2060.mp3',
E7: 'samples/rhodes/MK2Md2072.mp3'
}, 'https://loophole-letters.vercel.app/')
const bass = synth(osc('sawtooth8')).chain(vol(.5),out())
const scales = sequence('C major', 'C mixolydian', 'F lydian', ['F minor', slowcat('Db major','Db mixolydian')]).slow(4)
stack(
"<bd sn> <hh hh*2 hh*3>"
.tone(drums.chain(out())),
"<g4 c5 a4 [ab4 <eb5 f5>]>"
.scale(scales)
.struct("x*8")
.scaleTranspose("0 [-5,-2] -7 [-9,-2]")
.legato(.3)
.slow(2)
.tone(rhodes.chain(vol(0.5).connect(delay), out())),
//"<C^7 C7 F^7 [Fm7 <Db^7 Db7>]>".slow(2).voicings().struct("~ x").legato(.25).tone(rhodes),
"<c2 c3 f2 [[F2 C2] db2]>"
.legato("<1@3 [.3 1]>")
.slow(2)
.tone(bass),
).fast(3/2)`;
export const wavyKalimba = `const delay = new FeedbackDelay(1/3, .5).chain(vol(.2), out());
let kalimba = await sampler({
C5: 'https://freesound.org/data/previews/536/536549_11935698-lq.mp3'
})
kalimba = kalimba.chain(vol(0.6).connect(delay),out());
const scales = sequence('C major', 'C mixolydian', 'F lydian', ['F minor', 'Db major']).slow(4);
stack(
"[0 2 4 6 9 2 0 -2]*3"
.add("<0 2>/4")
.scale(scales)
.struct("x*8")
.velocity("<.8 .3 .6>*8")
.slow(2)
.tone(kalimba),
"<c2 c2 f2 [[F2 C2] db2]>"
.scale(scales)
.scaleTranspose("[0 <2 4>]*2")
.struct("x*4")
.velocity("<.8 .5>*4")
.velocity(0.8)
.slow(2)
.tone(kalimba)
)
.legato("<.4 .8 1 1.2 1.4 1.6 1.8 2>/8")
.fast(1)`;
export const jemblung = `const delay = new FeedbackDelay(1/8, .6).chain(vol(0.15), out());
const snare = noise({type:'white',...adsr(0,0.2,0)}).chain(lowpass(5000),vol(1.8),out());
const s = polysynth().set({...osc('sawtooth4'),...adsr(0.01,.2,.6,0.2)}).chain(vol(.23).connect(delay),out());
stack(
stack(
"0 1 4 [3!2 5]".edit(
// chords
x=>x.add("0,3").duration("0.05!3 0.02"),
// bass
x=>x.add("-8").struct("x*8").duration(0.1)
),
// melody
"12 11*3 12 ~".duration(0.005)
)
.add("<0 1>")
.tune("jemblung2")
//.mul(22/5).round().xen("22edo")
//.mul(12/5).round().xen("12edo")
.tone(s),
// kick
"[c2 ~]*2".duration(0.05).tone(membrane().chain(out())),
// snare
"[~ c1]*2".early(0.001).tone(snare),
// hihat
"c2*8".tone(noise().chain(highpass(6000),vol(0.5).connect(delay),out())),
).slow(3)`;
export const risingEnemy = `stack(
"2,6"
.scale('F3 dorian')
.transpose(sine2.struct("x*64").slow(4).mul(2).round())
.fast(2)
.struct("x x*3")
.legato(".9 .3"),
"0@3 -3*3".legato(".95@3 .4").scale('F2 dorian')
)
.transpose("<0 1 2 1>/2".early(0.5))
.transpose(5)
.fast(2 / 3)
.tone((await piano()).toDestination())`;
export const festivalOfFingers = `const chords = "<Cm7 Fm7 G7 F#7>";
stack(
chords.voicings().struct("x(3,8,-1)").velocity(.5).off(1/7,x=>x.transpose(12).velocity(.2)),
chords.rootNotes(2).struct("x(4,8,-2)"),
chords.rootNotes(4)
.scale(slowcat('C minor','F dorian','G dorian','F# mixolydian'))
.struct("x(3,8,-2)".fast(2))
.scaleTranspose("0 4 0 6".early(".125 .5")).layer(scaleTranspose("0,<2 [4,6] [5,7]>/4"))
).slow(2)
.velocity(sine.struct("x*8").add(3/5).mul(2/5).fast(8))
.tone((await piano()).chain(out()))`;
export const festivalOfFingers2 = `const chords = "<Cm7 Fm7 G7 F#7 >";
const scales = slowcat('C minor','F dorian','G dorian','F# mixolydian')
stack(
chords.voicings().struct("x(3,8,-1)").velocity(.5).off(1/7,x=>x.transpose(12).velocity(.2)),
chords.rootNotes(2).struct("x(4,8)"),
chords.rootNotes(4)
.scale(scales)
.struct("x(3,8,-2)".fast(2))
.scaleTranspose("0 4 0 6".early(".125 .5")).layer(scaleTranspose("0,<2 [4,6] [5,7]>/3"))
).slow(2).transpose(-1)
.legato(cosine.struct("x*8").add(4/5).mul(4/5).fast(8))
.velocity(sine.struct("x*8").add(3/5).mul(2/5).fast(8))
.tone((await piano()).chain(out())).fast(3/4)`;
// iter, stut, stutWith
export const undergroundPlumber = `backgroundImage('https://images.nintendolife.com/news/2016/08/video_exploring_the_funky_inspiration_for_the_super_mario_bros_underground_theme/large.jpg',{ className:'darken' })
const drums = await players({
bd: 'bd/BT0A0D0.wav',
sn: 'sn/ST0T0S3.wav',
hh: 'hh/000_hh3closedhh.wav',
cp: 'cp/HANDCLP0.wav',
}, 'https://loophole-letters.vercel.app/samples/tidal/')
stack(
"<<bd*2 bd> sn> hh".fast(4).slow(2).tone(drums.chain(vol(.5),out())),
stack(
"[c2 a1 bb1 ~] ~"
.stut(2, .6, 1/16)
.legato(.4)
.slow(2)
.tone(synth({...osc('sawtooth7'),...adsr(0,.3,0)}).chain(out())),
"[g2,[c3 eb3]]".iter(4)
.stutWith(4, 1/8, (x,n)=>x.transpose(n*12).velocity(Math.pow(.4,n)))
.legato(.1)
)
.transpose("<0@2 5 0 7 5 0 -5>/2")
)
.fast(2/3)
.pianoroll({minMidi:21,maxMidi:180, background:'transparent',inactive:'#3F8F90',active:'#DE3123'})`;
export const bridgeIsOver = `const breaks = (await players({mad:'https://freesound.org/data/previews/22/22274_109943-lq.mp3'})).chain(out())
stack(
stack(
"c3*2 [[c3@1.4 bb2] ab2] gb2*2 <[[gb2@1.4 ab2] bb2] gb2>".legato(".5 1".fast(2)).velocity(.8),
"0 ~".scale('c4 whole tone')
.euclidLegato(3,8).slow(2).mask("x ~")
.stutWith(8, 1/16, (x,n)=>x.scaleTranspose(n).velocity(Math.pow(.7,n)))
.scaleTranspose("<0 1 2 3 4 3 2 1>")
.fast(2)
.velocity(.7)
.legato(.5)
.stut(3, .5, 1/8)
).transpose(-1).tone((await piano()).chain(out())),
"mad".slow(2).tone(breaks)
).cpm(78).slow(4).pianoroll()
`;
export const goodTimes = `const scale = slowcat('C3 dorian','Bb2 major').slow(4);
stack(
"2*4".add(12).scale(scale)
.off(1/8,x=>x.scaleTranspose("2")).fast(2)
.scaleTranspose("<0 1 2 1>").hush(),
"<0 1 2 3>(3,8,2)"
.scale(scale)
.off(1/4,x=>x.scaleTranspose("2,4")),
"<0 4>(5,8)".scale(scale).transpose(-12)
)
.velocity(".6 .7".fast(4))
.legato("2")
.scale(scale)
.scaleTranspose("<0>".slow(4))
.tone((await piano()).chain(out()))
//.midi()
.velocity(.8)
.transpose(5)
.slow(2)
.pianoroll({maxMidi:100,minMidi:20})`;
export const echoPiano = `"<0 2 [4 6](3,4,1) 3*2>"
.scale('D minor')
.color('salmon')
.off(1/4, x=>x.scaleTranspose(2).color('green'))
.off(1/2, x=>x.scaleTranspose(6).color('steelblue'))
.legato(.5)
.echo(4, 1/8, .5)
.tone((await piano()).chain(out()))
.pianoroll()`;
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import { useEffect, useState } from 'react';
import { WebMidi } from 'webmidi';
import { enableWebMidi } from '@strudel/midi'
export function useWebMidi(props) {
const { ready, connected, disconnected } = props;
const [loading, setLoading] = useState(true);
const [outputs, setOutputs] = useState(WebMidi?.outputs || []);
useEffect(() => {
enableWebMidi()
.then(() => {
// Reacting when a new device becomes available
WebMidi.addListener('connected', (e) => {
setOutputs([...WebMidi.outputs]);
connected?.(WebMidi, e);
});
// Reacting when a device becomes unavailable
WebMidi.addListener('disconnected', (e) => {
setOutputs([...WebMidi.outputs]);
disconnected?.(WebMidi, e);
});
ready?.(WebMidi);
setLoading(false);
})
.catch((err) => {
if (err) {
//throw new Error("Web Midi could not be enabled...");
console.warn('Web Midi could not be enabled..');
return;
}
});
}, [ready, connected, disconnected, outputs]);
const outputByName = (name) => WebMidi.getOutputByName(name);
return { loading, outputs, outputByName };
}