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Working version for compressor, filter, supersaw, wavetable

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Aria 2025-12-04 13:04:33 -06:00
parent 6610713018
commit 4321814d36
4 changed files with 23 additions and 13 deletions
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16
packages/superdough/helpers.mjs
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@ -1,7 +1,8 @@
import { getAudioContext } from './audioContext.mjs';
import { clamp, nanFallback, midiToFreq, noteToMidi } from './util.mjs';
import { getNoiseBuffer } from './noise.mjs';
import { logger } from './logger.mjs';
import { getNoiseBuffer } from './noise.mjs';
import { getNodeFromPool } from './nodePools.mjs';
import { clamp, nanFallback, midiToFreq, noteToMidi } from './util.mjs';
export const noises = ['pink', 'white', 'brown', 'crackle'];
@ -128,6 +129,7 @@ export function getLfo(audioContext, begin, end, properties = {}) {
}
export function getCompressor(ac, threshold, ratio, knee, attack, release) {
const node = getNodeFromPool('compressor', () => new DynamicsCompressorNode(ac, {}));
const options = {
threshold: threshold ?? -3,
ratio: ratio ?? 10,
@ -135,7 +137,12 @@ export function getCompressor(ac, threshold, ratio, knee, attack, release) {
attack: attack ?? 0.005,
release: release ?? 0.05,
};
return new DynamicsCompressorNode(ac, options);
node.threshold.value = options.threshold;
node.ratio.value = options.ratio;
node.knee.value = options.knee;
node.attack.value = options.attack;
node.release.value = options.release;
return node;
}
// changes the default values of the envelope based on what parameters the user has defined
@ -214,7 +221,8 @@ export function createFilter(context, start, end, params, cps, cycle) {
filter = getWorklet(context, 'ladder-processor', { frequency, q, drive });
frequencyParam = filter.parameters.get('frequency');
} else {
filter = context.createBiquadFilter();
const factory = () => context.createBiquadFilter();
filter = getNodeFromPool('filter', factory);
filter.type = type;
filter.Q.value = q;
filter.frequency.value = frequency;