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Merge pull request #1359 from tidalcycles/bytebeat_fixes_3

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Fix bytebeat sample offset
This commit is contained in:
Jade (Rose) Rowland
2025-05-29 14:36:43 +02:00
committed by GitHub
parent 0b0f9fe13b 14a0dea826
commit 93bc353b6b
4 changed files with 44 additions and 125 deletions
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packages/core/controls.mjs
+2 -2
View File
@@ -464,9 +464,9 @@ export const { byteBeatExpression, bbexpr } = registerControl('byteBeatExpressio
* @name byteBeatStartTime
* @synonyms bbst
*
* @param {number | Pattern} byteBeatStartTime in seconds
* @param {number | Pattern} byteBeatStartTime in samples (t)
* @example
* note("{c g a b c d}%16").s("bytebeat").bbexpr('t&t>>8').bbst("<0 300>")
* note("c3!8".add("{0 0 12 0 7 5 3}%8")).s("bytebeat:5").bbst("<3 1>".mul(10000))._scope()
*
*/
export const { byteBeatStartTime, bbst } = registerControl('byteBeatStartTime', 'bbst');
packages/superdough/synth.mjs
+1 -1
View File
@@ -192,7 +192,7 @@ export function registerSynthSounds() {
},
);
o.port.postMessage({ codeText: byteBeatExpression, startTimeSeconds: byteBeatStartTime, frequency });
o.port.postMessage({ codeText: byteBeatExpression, byteBeatStartTime, frequency });
let envGain = gainNode(1);
envGain = o.connect(envGain);
packages/superdough/worklets.mjs
+9 -8
View File
@@ -811,11 +811,10 @@ class ByteBeatProcessor extends AudioWorkletProcessor {
super();
this.port.onmessage = (event) => {
let { codeText } = event.data;
const { startTimeSeconds, frequency } = event.data;
if (startTimeSeconds != null) {
const t = startTimeSeconds * sampleRate;
this.t = t;
this.t = (t / (sampleRate / 256)) * frequency;
const { byteBeatStartTime } = event.data;
if (byteBeatStartTime != null) {
this.t = 0;
this.initialOffset = Math.floor(byteBeatStartTime);
}
//Optimization pulled from dollchan.net: https://github.com/Chasyxx/EnBeat_NEW, it seemed important
@@ -829,6 +828,7 @@ class ByteBeatProcessor extends AudioWorkletProcessor {
this.func = getByteBeatFunc(codeText);
};
this.initialOffset = null;
this.t = null;
this.func = null;
}
@@ -878,13 +878,14 @@ class ByteBeatProcessor extends AudioWorkletProcessor {
for (let i = 0; i < output[0].length; i++) {
const detune = getParamValue(i, params.detune);
const freq = applySemitoneDetuneToFrequency(getParamValue(i, params.frequency), detune / 100);
let t = (this.t / (sampleRate / 256)) * freq;
const funcValue = this.func(t);
let local_t = (this.t / (sampleRate / 256)) * freq + this.initialOffset;
const funcValue = this.func(local_t);
let signal = (funcValue & 255) / 127.5 - 1;
const out = signal * 0.2;
for (let c = 0; c < output.length; c++) {
output[c][i] = clamp(out, -0.2, 0.2);
//prevent speaker blowout via clipping if threshold exceeds
output[c][i] = clamp(out, -0.4, 0.4);
}
this.t = this.t + 1;
}
test/__snapshots__/examples.test.mjs.snap
+32 -114
View File
@@ -1527,70 +1527,38 @@ exports[`runs examples > example "byteBeatExpression" example index 0 1`] = `
exports[`runs examples > example "byteBeatStartTime" example index 0 1`] = `
[
"[ 0/1 → 1/16 | note:c s:bytebeat byteBeatExpression:t&t>>8 byteBeatStartTime:0 ]",
"[ 1/16 → 1/8 | note:g s:bytebeat byteBeatExpression:t&t>>8 byteBeatStartTime:0 ]",
"[ 1/8 → 3/16 | note:a s:bytebeat byteBeatExpression:t&t>>8 byteBeatStartTime:0 ]",
"[ 3/16 → 1/4 | note:b s:bytebeat byteBeatExpression:t&t>>8 byteBeatStartTime:0 ]",
"[ 1/4 → 5/16 | note:c s:bytebeat byteBeatExpression:t&t>>8 byteBeatStartTime:0 ]",
"[ 5/16 → 3/8 | note:d s:bytebeat byteBeatExpression:t&t>>8 byteBeatStartTime:0 ]",
"[ 3/8 → 7/16 | note:c s:bytebeat byteBeatExpression:t&t>>8 byteBeatStartTime:0 ]",
"[ 7/16 → 1/2 | note:g s:bytebeat byteBeatExpression:t&t>>8 byteBeatStartTime:0 ]",
"[ 1/2 → 9/16 | note:a s:bytebeat byteBeatExpression:t&t>>8 byteBeatStartTime:0 ]",
"[ 9/16 → 5/8 | note:b s:bytebeat byteBeatExpression:t&t>>8 byteBeatStartTime:0 ]",
"[ 5/8 → 11/16 | note:c s:bytebeat byteBeatExpression:t&t>>8 byteBeatStartTime:0 ]",
"[ 11/16 → 3/4 | note:d s:bytebeat byteBeatExpression:t&t>>8 byteBeatStartTime:0 ]",
"[ 3/4 → 13/16 | note:c s:bytebeat byteBeatExpression:t&t>>8 byteBeatStartTime:0 ]",
"[ 13/16 → 7/8 | note:g s:bytebeat byteBeatExpression:t&t>>8 byteBeatStartTime:0 ]",
"[ 7/8 → 15/16 | note:a s:bytebeat byteBeatExpression:t&t>>8 byteBeatStartTime:0 ]",
"[ 15/16 → 1/1 | note:b s:bytebeat byteBeatExpression:t&t>>8 byteBeatStartTime:0 ]",
"[ 1/1 → 17/16 | note:c s:bytebeat byteBeatExpression:t&t>>8 byteBeatStartTime:300 ]",
"[ 17/16 → 9/8 | note:d s:bytebeat byteBeatExpression:t&t>>8 byteBeatStartTime:300 ]",
"[ 9/8 → 19/16 | note:c s:bytebeat byteBeatExpression:t&t>>8 byteBeatStartTime:300 ]",
"[ 19/16 → 5/4 | note:g s:bytebeat byteBeatExpression:t&t>>8 byteBeatStartTime:300 ]",
"[ 5/4 → 21/16 | note:a s:bytebeat byteBeatExpression:t&t>>8 byteBeatStartTime:300 ]",
"[ 21/16 → 11/8 | note:b s:bytebeat byteBeatExpression:t&t>>8 byteBeatStartTime:300 ]",
"[ 11/8 → 23/16 | note:c s:bytebeat byteBeatExpression:t&t>>8 byteBeatStartTime:300 ]",
"[ 23/16 → 3/2 | note:d s:bytebeat byteBeatExpression:t&t>>8 byteBeatStartTime:300 ]",
"[ 3/2 → 25/16 | note:c s:bytebeat byteBeatExpression:t&t>>8 byteBeatStartTime:300 ]",
"[ 25/16 → 13/8 | note:g s:bytebeat byteBeatExpression:t&t>>8 byteBeatStartTime:300 ]",
"[ 13/8 → 27/16 | note:a s:bytebeat byteBeatExpression:t&t>>8 byteBeatStartTime:300 ]",
"[ 27/16 → 7/4 | note:b s:bytebeat byteBeatExpression:t&t>>8 byteBeatStartTime:300 ]",
"[ 7/4 → 29/16 | note:c s:bytebeat byteBeatExpression:t&t>>8 byteBeatStartTime:300 ]",
"[ 29/16 → 15/8 | note:d s:bytebeat byteBeatExpression:t&t>>8 byteBeatStartTime:300 ]",
"[ 15/8 → 31/16 | note:c s:bytebeat byteBeatExpression:t&t>>8 byteBeatStartTime:300 ]",
"[ 31/16 → 2/1 | note:g s:bytebeat byteBeatExpression:t&t>>8 byteBeatStartTime:300 ]",
"[ 2/1 → 33/16 | note:a s:bytebeat byteBeatExpression:t&t>>8 byteBeatStartTime:0 ]",
"[ 33/16 → 17/8 | note:b s:bytebeat byteBeatExpression:t&t>>8 byteBeatStartTime:0 ]",
"[ 17/8 → 35/16 | note:c s:bytebeat byteBeatExpression:t&t>>8 byteBeatStartTime:0 ]",
"[ 35/16 → 9/4 | note:d s:bytebeat byteBeatExpression:t&t>>8 byteBeatStartTime:0 ]",
"[ 9/4 → 37/16 | note:c s:bytebeat byteBeatExpression:t&t>>8 byteBeatStartTime:0 ]",
"[ 37/16 → 19/8 | note:g s:bytebeat byteBeatExpression:t&t>>8 byteBeatStartTime:0 ]",
"[ 19/8 → 39/16 | note:a s:bytebeat byteBeatExpression:t&t>>8 byteBeatStartTime:0 ]",
"[ 39/16 → 5/2 | note:b s:bytebeat byteBeatExpression:t&t>>8 byteBeatStartTime:0 ]",
"[ 5/2 → 41/16 | note:c s:bytebeat byteBeatExpression:t&t>>8 byteBeatStartTime:0 ]",
"[ 41/16 → 21/8 | note:d s:bytebeat byteBeatExpression:t&t>>8 byteBeatStartTime:0 ]",
"[ 21/8 → 43/16 | note:c s:bytebeat byteBeatExpression:t&t>>8 byteBeatStartTime:0 ]",
"[ 43/16 → 11/4 | note:g s:bytebeat byteBeatExpression:t&t>>8 byteBeatStartTime:0 ]",
"[ 11/4 → 45/16 | note:a s:bytebeat byteBeatExpression:t&t>>8 byteBeatStartTime:0 ]",
"[ 45/16 → 23/8 | note:b s:bytebeat byteBeatExpression:t&t>>8 byteBeatStartTime:0 ]",
"[ 23/8 → 47/16 | note:c s:bytebeat byteBeatExpression:t&t>>8 byteBeatStartTime:0 ]",
"[ 47/16 → 3/1 | note:d s:bytebeat byteBeatExpression:t&t>>8 byteBeatStartTime:0 ]",
"[ 3/1 → 49/16 | note:c s:bytebeat byteBeatExpression:t&t>>8 byteBeatStartTime:300 ]",
"[ 49/16 → 25/8 | note:g s:bytebeat byteBeatExpression:t&t>>8 byteBeatStartTime:300 ]",
"[ 25/8 → 51/16 | note:a s:bytebeat byteBeatExpression:t&t>>8 byteBeatStartTime:300 ]",
"[ 51/16 → 13/4 | note:b s:bytebeat byteBeatExpression:t&t>>8 byteBeatStartTime:300 ]",
"[ 13/4 → 53/16 | note:c s:bytebeat byteBeatExpression:t&t>>8 byteBeatStartTime:300 ]",
"[ 53/16 → 27/8 | note:d s:bytebeat byteBeatExpression:t&t>>8 byteBeatStartTime:300 ]",
"[ 27/8 → 55/16 | note:c s:bytebeat byteBeatExpression:t&t>>8 byteBeatStartTime:300 ]",
"[ 55/16 → 7/2 | note:g s:bytebeat byteBeatExpression:t&t>>8 byteBeatStartTime:300 ]",
"[ 7/2 → 57/16 | note:a s:bytebeat byteBeatExpression:t&t>>8 byteBeatStartTime:300 ]",
"[ 57/16 → 29/8 | note:b s:bytebeat byteBeatExpression:t&t>>8 byteBeatStartTime:300 ]",
"[ 29/8 → 59/16 | note:c s:bytebeat byteBeatExpression:t&t>>8 byteBeatStartTime:300 ]",
"[ 59/16 → 15/4 | note:d s:bytebeat byteBeatExpression:t&t>>8 byteBeatStartTime:300 ]",
"[ 15/4 → 61/16 | note:c s:bytebeat byteBeatExpression:t&t>>8 byteBeatStartTime:300 ]",
"[ 61/16 → 31/8 | note:g s:bytebeat byteBeatExpression:t&t>>8 byteBeatStartTime:300 ]",
"[ 31/8 → 63/16 | note:a s:bytebeat byteBeatExpression:t&t>>8 byteBeatStartTime:300 ]",
"[ 63/16 → 4/1 | note:b s:bytebeat byteBeatExpression:t&t>>8 byteBeatStartTime:300 ]",
"[ 0/1 → 1/8 | note:48 s:bytebeat n:5 byteBeatStartTime:30000 ]",
"[ 1/8 → 1/4 | note:48 s:bytebeat n:5 byteBeatStartTime:30000 ]",
"[ 1/4 → 3/8 | note:60 s:bytebeat n:5 byteBeatStartTime:30000 ]",
"[ 3/8 → 1/2 | note:48 s:bytebeat n:5 byteBeatStartTime:30000 ]",
"[ 1/2 → 5/8 | note:55 s:bytebeat n:5 byteBeatStartTime:30000 ]",
"[ 5/8 → 3/4 | note:53 s:bytebeat n:5 byteBeatStartTime:30000 ]",
"[ 3/4 → 7/8 | note:51 s:bytebeat n:5 byteBeatStartTime:30000 ]",
"[ 7/8 → 1/1 | note:48 s:bytebeat n:5 byteBeatStartTime:30000 ]",
"[ 1/1 → 9/8 | note:48 s:bytebeat n:5 byteBeatStartTime:10000 ]",
"[ 9/8 → 5/4 | note:60 s:bytebeat n:5 byteBeatStartTime:10000 ]",
"[ 5/4 → 11/8 | note:48 s:bytebeat n:5 byteBeatStartTime:10000 ]",
"[ 11/8 → 3/2 | note:55 s:bytebeat n:5 byteBeatStartTime:10000 ]",
"[ 3/2 → 13/8 | note:53 s:bytebeat n:5 byteBeatStartTime:10000 ]",
"[ 13/8 → 7/4 | note:51 s:bytebeat n:5 byteBeatStartTime:10000 ]",
"[ 7/4 → 15/8 | note:48 s:bytebeat n:5 byteBeatStartTime:10000 ]",
"[ 15/8 → 2/1 | note:48 s:bytebeat n:5 byteBeatStartTime:10000 ]",
"[ 2/1 → 17/8 | note:60 s:bytebeat n:5 byteBeatStartTime:30000 ]",
"[ 17/8 → 9/4 | note:48 s:bytebeat n:5 byteBeatStartTime:30000 ]",
"[ 9/4 → 19/8 | note:55 s:bytebeat n:5 byteBeatStartTime:30000 ]",
"[ 19/8 → 5/2 | note:53 s:bytebeat n:5 byteBeatStartTime:30000 ]",
"[ 5/2 → 21/8 | note:51 s:bytebeat n:5 byteBeatStartTime:30000 ]",
"[ 21/8 → 11/4 | note:48 s:bytebeat n:5 byteBeatStartTime:30000 ]",
"[ 11/4 → 23/8 | note:48 s:bytebeat n:5 byteBeatStartTime:30000 ]",
"[ 23/8 → 3/1 | note:60 s:bytebeat n:5 byteBeatStartTime:30000 ]",
"[ 3/1 → 25/8 | note:48 s:bytebeat n:5 byteBeatStartTime:10000 ]",
"[ 25/8 → 13/4 | note:55 s:bytebeat n:5 byteBeatStartTime:10000 ]",
"[ 13/4 → 27/8 | note:53 s:bytebeat n:5 byteBeatStartTime:10000 ]",
"[ 27/8 → 7/2 | note:51 s:bytebeat n:5 byteBeatStartTime:10000 ]",
"[ 7/2 → 29/8 | note:48 s:bytebeat n:5 byteBeatStartTime:10000 ]",
"[ 29/8 → 15/4 | note:48 s:bytebeat n:5 byteBeatStartTime:10000 ]",
"[ 15/4 → 31/8 | note:60 s:bytebeat n:5 byteBeatStartTime:10000 ]",
"[ 31/8 → 4/1 | note:48 s:bytebeat n:5 byteBeatStartTime:10000 ]",
]
`;
@@ -8100,56 +8068,6 @@ exports[`runs examples > example "scope" example index 0 1`] = `
]
`;
exports[`runs examples > example "scramble
Slices a pattern into the given number of parts, then plays those parts at random. Similar to \`shuffle\`,
but parts might be played more than once, or not at all, per cycle." example index 0 1`] = `
[
"[ 0/1 → 1/4 | note:c s:piano ]",
"[ 1/4 → 1/2 | note:d s:piano ]",
"[ 1/2 → 3/4 | note:d s:piano ]",
"[ 3/4 → 1/1 | note:c s:piano ]",
"[ 1/1 → 5/4 | note:e s:piano ]",
"[ 5/4 → 3/2 | note:e s:piano ]",
"[ 3/2 → 7/4 | note:e s:piano ]",
"[ 7/4 → 2/1 | note:c s:piano ]",
"[ 2/1 → 9/4 | note:f s:piano ]",
"[ 9/4 → 5/2 | note:d s:piano ]",
"[ 5/2 → 11/4 | note:d s:piano ]",
"[ 11/4 → 3/1 | note:e s:piano ]",
"[ 3/1 → 13/4 | note:c s:piano ]",
"[ 13/4 → 7/2 | note:f s:piano ]",
"[ 7/2 → 15/4 | note:d s:piano ]",
"[ 15/4 → 4/1 | note:f s:piano ]",
]
`;
exports[`runs examples > example "scramble
Slices a pattern into the given number of parts, then plays those parts at random. Similar to \`shuffle\`,
but parts might be played more than once, or not at all, per cycle." example index 1 1`] = `
[
"[ 0/1 → 1/8 | note:c s:piano ]",
"[ 1/8 → 1/4 | note:d s:piano ]",
"[ 1/4 → 3/8 | note:d s:piano ]",
"[ 3/8 → 1/2 | note:c s:piano ]",
"[ 1/2 → 1/1 | note:g s:piano ]",
"[ 1/1 → 9/8 | note:e s:piano ]",
"[ 9/8 → 5/4 | note:e s:piano ]",
"[ 5/4 → 11/8 | note:e s:piano ]",
"[ 11/8 → 3/2 | note:c s:piano ]",
"[ 3/2 → 2/1 | note:g s:piano ]",
"[ 2/1 → 17/8 | note:f s:piano ]",
"[ 17/8 → 9/4 | note:d s:piano ]",
"[ 9/4 → 19/8 | note:d s:piano ]",
"[ 19/8 → 5/2 | note:e s:piano ]",
"[ 5/2 → 3/1 | note:g s:piano ]",
"[ 3/1 → 25/8 | note:c s:piano ]",
"[ 25/8 → 13/4 | note:f s:piano ]",
"[ 13/4 → 27/8 | note:d s:piano ]",
"[ 27/8 → 7/2 | note:f s:piano ]",
"[ 7/2 → 4/1 | note:g s:piano ]",
]
`;
exports[`runs examples > example "scramble" example index 0 1`] = `
[
"[ 0/1 → 1/4 | note:c s:piano ]",