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Merge pull request #1318 from daslyfe/jade/gaincurve

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feat: Improve gain curve
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Jade (Rose) Rowland 2025-04-27 12:38:26 -04:00 committed by GitHub
commit 47fb441feb
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1 changed files with 19 additions and 2 deletions
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21
packages/superdough/superdough.mjs
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@ -18,6 +18,7 @@ export const DEFAULT_MAX_POLYPHONY = 128;
const DEFAULT_AUDIO_DEVICE_NAME = 'System Standard'; const DEFAULT_AUDIO_DEVICE_NAME = 'System Standard';
let maxPolyphony = DEFAULT_MAX_POLYPHONY; let maxPolyphony = DEFAULT_MAX_POLYPHONY;
export function setMaxPolyphony(polyphony) { export function setMaxPolyphony(polyphony) {
maxPolyphony = parseInt(polyphony) ?? DEFAULT_MAX_POLYPHONY; maxPolyphony = parseInt(polyphony) ?? DEFAULT_MAX_POLYPHONY;
} }
@ -28,6 +29,16 @@ export function registerSound(key, onTrigger, data = {}) {
soundMap.setKey(key, { onTrigger, data }); soundMap.setKey(key, { onTrigger, data });
} }
let gainCurveFunc = (val) => val;
export function applyGainCurve(val) {
return gainCurveFunc(val);
}
export function setGainCurve(newGainCurveFunc) {
gainCurveFunc = newGainCurveFunc;
}
function aliasBankMap(aliasMap) { function aliasBankMap(aliasMap) {
// Make all bank keys lower case for case insensitivity // Make all bank keys lower case for case insensitivity
for (const key in aliasMap) { for (const key in aliasMap) {
@ -515,7 +526,13 @@ export const superdough = async (value, t, hapDuration) => {
compressorRelease, compressorRelease,
} = value; } = value;
gain = nanFallback(gain, 1); gain = applyGainCurve(nanFallback(gain, 1));
postgain = applyGainCurve(postgain);
shapevol = applyGainCurve(shapevol);
distortvol = applyGainCurve(distortvol);
delay = applyGainCurve(delay);
velocity = applyGainCurve(velocity);
gain *= velocity; // velocity currently only multiplies with gain. it might do other things in the future
const chainID = Math.round(Math.random() * 1000000); const chainID = Math.round(Math.random() * 1000000);
@ -532,7 +549,7 @@ export const superdough = async (value, t, hapDuration) => {
//music programs/audio gear usually increments inputs/outputs from 1, so imitate that behavior //music programs/audio gear usually increments inputs/outputs from 1, so imitate that behavior
channels = (Array.isArray(channels) ? channels : [channels]).map((ch) => ch - 1); channels = (Array.isArray(channels) ? channels : [channels]).map((ch) => ch - 1);
gain *= velocity; // velocity currently only multiplies with gain. it might do other things in the future
let audioNodes = []; let audioNodes = [];
if (bank && s) { if (bank && s) {