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Merge branch 'main' into patterns-tab

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This commit is contained in:
Felix Roos 2023-12-07 17:33:07 +01:00
commit e72c9cbebf
49 changed files with 712 additions and 255 deletions
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66
packages/superdough/superdough.mjs
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@ -27,28 +27,16 @@ export function getSound(s) {
export const resetLoadedSounds = () => soundMap.set({});
let audioContext;
export const getAudioContext = () => {
if (!audioContext) {
audioContext = new AudioContext();
const maxChannelCount = audioContext.destination.maxChannelCount;
audioContext.destination.channelCount = maxChannelCount;
}
return audioContext;
};
let destination;
const getDestination = () => {
const ctx = getAudioContext();
if (!destination) {
destination = ctx.createGain();
destination.connect(ctx.destination);
}
return destination;
};
export const panic = () => {
getDestination().gain.linearRampToValueAtTime(0, getAudioContext().currentTime + 0.01);
destination = null;
};
let workletsLoading;
function loadWorklets() {
@ -95,6 +83,39 @@ export async function initAudioOnFirstClick(options) {
let delays = {};
const maxfeedback = 0.98;
let channelMerger, destinationGain;
// input: AudioNode, channels: ?Array<int>
export const connectToDestination = (input, channels = [0, 1]) => {
const ctx = getAudioContext();
if (channelMerger == null) {
channelMerger = new ChannelMergerNode(ctx, { numberOfInputs: ctx.destination.channelCount });
destinationGain = new GainNode(ctx);
channelMerger.connect(destinationGain);
destinationGain.connect(ctx.destination);
}
//This upmix can be removed if correct channel counts are set throughout the app,
// and then strudel could theoretically support surround sound audio files
const stereoMix = new StereoPannerNode(ctx);
input.connect(stereoMix);
const splitter = new ChannelSplitterNode(ctx, {
numberOfOutputs: stereoMix.channelCount,
});
stereoMix.connect(splitter);
channels.forEach((ch, i) => {
splitter.connect(channelMerger, i % stereoMix.channelCount, clamp(ch, 0, ctx.destination.channelCount - 1));
});
};
export const panic = () => {
if (destinationGain == null) {
return;
}
destinationGain.gain.linearRampToValueAtTime(0, getAudioContext().currentTime + 0.01);
destinationGain = null;
};
function getDelay(orbit, delaytime, delayfeedback, t) {
if (delayfeedback > maxfeedback) {
//logger(`delayfeedback was clamped to ${maxfeedback} to save your ears`);
@ -104,7 +125,7 @@ function getDelay(orbit, delaytime, delayfeedback, t) {
const ac = getAudioContext();
const dly = ac.createFeedbackDelay(1, delaytime, delayfeedback);
dly.start?.(t); // for some reason, this throws when audion extension is installed..
dly.connect(getDestination());
connectToDestination(dly, [0, 1]);
delays[orbit] = dly;
}
delays[orbit].delayTime.value !== delaytime && delays[orbit].delayTime.setValueAtTime(delaytime, t);
@ -163,7 +184,7 @@ function getReverb(orbit, duration, fade, lp, dim, ir) {
if (!reverbs[orbit]) {
const ac = getAudioContext();
const reverb = ac.createReverb(duration, fade, lp, dim, ir);
reverb.connect(getDestination());
connectToDestination(reverb, [0, 1]);
reverbs[orbit] = reverb;
}
if (
@ -241,6 +262,7 @@ export const superdough = async (value, deadline, hapDuration) => {
source,
gain = 0.8,
postgain = 1,
density = 0.03,
// filters
ftype = '12db',
fanchor = 0.5,
@ -268,7 +290,7 @@ export const superdough = async (value, deadline, hapDuration) => {
bpsustain = 1,
bprelease = 0.01,
bandq = 1,
channels = [1, 2],
//phaser
phaser,
phaserdepth = 0.75,
@ -301,6 +323,10 @@ export const superdough = async (value, deadline, hapDuration) => {
compressorRelease,
} = value;
gain = nanFallback(gain, 1);
//music programs/audio gear usually increments inputs/outputs from 1, so imitate that behavior
channels = (Array.isArray(channels) ? channels : [channels]).map((ch) => ch - 1);
gain *= velocity; // legacy fix for velocity
let toDisconnect = []; // audio nodes that will be disconnected when the source has ended
const onended = () => {
@ -434,9 +460,9 @@ export const superdough = async (value, deadline, hapDuration) => {
}
// last gain
const post = gainNode(postgain);
const post = new GainNode(ac, { gain: postgain });
chain.push(post);
post.connect(getDestination());
connectToDestination(post, channels);
// delay
let delaySend;