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Merge branch 'main' into envelope_improvements

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Jade (Rose) Rowland 2023-12-31 11:51:49 -05:00 • committed by GitHub
commit a800b32529
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79 changed files with 4033 additions and 4306 deletions
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13
packages/superdough/sampler.mjs
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@ -1,4 +1,4 @@
import { noteToMidi, valueToMidi, nanFallback } from './util.mjs';
import { noteToMidi, valueToMidi, getSoundIndex } from './util.mjs';
import { getAudioContext, registerSound } from './index.mjs';
import { getADSRValues, getEnvelope } from './helpers.mjs';
import { logger } from './logger.mjs';
@ -31,10 +31,12 @@ export const getSampleBufferSource = async (s, n, note, speed, freq, bank, resol
transpose = midi - 36; // C3 is middle C
const ac = getAudioContext();
let sampleUrl;
let index = 0;
if (Array.isArray(bank)) {
n = nanFallback(n, 0);
sampleUrl = bank[n % bank.length];
index = getSoundIndex(n, bank.length);
sampleUrl = bank[index];
} else {
const midiDiff = (noteA) => noteToMidi(noteA) - midi;
// object format will expect keys as notes
@ -45,12 +47,13 @@ export const getSampleBufferSource = async (s, n, note, speed, freq, bank, resol
null,
);
transpose = -midiDiff(closest); // semitones to repitch
sampleUrl = bank[closest][n % bank[closest].length];
index = getSoundIndex(n, bank[closest].length);
sampleUrl = bank[closest][index];
}
if (resolveUrl) {
sampleUrl = await resolveUrl(sampleUrl);
}
let buffer = await loadBuffer(sampleUrl, ac, s, n);
let buffer = await loadBuffer(sampleUrl, ac, s, index);
if (speed < 0) {
// should this be cached?
buffer = reverseBuffer(buffer);