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now passing controls as string keymap

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This commit is contained in:
Felix Roos 2022-12-02 11:38:47 +01:00
parent e4ee4211c8
commit e8fb7ee683
3 changed files with 66 additions and 5 deletions
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20
packages/csound/csound.mjs
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@ -16,10 +16,16 @@ Pattern.prototype._csound = function (instrument) {
logger('[csound] not loaded yet', 'warning');
return;
}
if (typeof hap.value !== 'object') {
throw new Error('csound only support objects as hap values');
}
let { gain = 0.8 } = hap.value;
gain *= 0.2;
const freq = getFrequency(hap);
const freq = Math.round(getFrequency(hap));
const controls = Object.entries({ ...hap.value, freq })
.flat()
.join('/');
// TODO: find out how to send a precise ctx based time
// http://www.csounds.com/manual/html/i.html
const params = [
@ -29,6 +35,7 @@ Pattern.prototype._csound = function (instrument) {
// instrument specific params:
freq, //.toFixed(precision), // p4: frequency
gain, // p5: gain
`"${controls}"`, // p6 controls as string (like superdirt osc message)
];
const msg = `i ${params.join(' ')}`;
_csound.inputMessage(msg);
@ -38,9 +45,12 @@ Pattern.prototype._csound = function (instrument) {
// initializes csound + can be used to reevaluate given instrument code
export async function csound(code = '') {
await init();
code && (await _csound?.evalCode(`${code}`));
// ^ ^
// wrapping in backticks makes sure it works when calling as templated function
if (code) {
code = `${code}`;
// ^ ^
// wrapping in backticks makes sure it works when calling as templated function
await _csound?.evalCode(code);
}
}
Pattern.prototype.define('csound', (a, pat) => pat.csound(a), { composable: false, patternified: true });
@ -78,7 +88,7 @@ async function load() {
}
_csound.removeAllListeners('message');
['message'].forEach((k) => _csound.on(k, (...args) => eventLogger(k, args)));
await _csound.setOption('-m0'); // see -m flag https://csound.com/docs/manual/CommandFlags.html
await _csound.setOption('-m0d'); // see -m flag https://csound.com/docs/manual/CommandFlags.html
await _csound.setOption('--sample-accurate');
await _csound.compileCsdText(csd);
await _csound.compileOrc(livecodeOrc);