Make kabelsalat stereo out

Reviewed-on: https://codeberg.org/uzu/strudel/pulls/1916

packages/core/package.json

@@ -31,7 +31,7 @@
   },
   "homepage": "https://strudel.cc",
   "dependencies": {
-    "@kabelsalat/web": "^0.4.0",
+    "@kabelsalat/web": "^0.4.1",
     "fraction.js": "^5.2.1"
   },
   "gitHead": "0e26d4e741500f5bae35b023608f062a794905c2",

packages/core/pattern.mjs

@@ -26,6 +26,7 @@ import {
 } from './util.mjs';
 import drawLine from './drawLine.mjs';
 import { errorLogger, logger } from './logger.mjs';
+import { strudelScope } from './evaluate.mjs';
 
 let stringParser;
 
@@ -1683,7 +1684,9 @@ export function register(name, func, patternify = true, preserveSteps = false, j
 
   // toplevel functions get curried as well as patternified
   // because pfunc uses spread args, we need to state the arity explicitly!
-  return curry(pfunc, null, arity);
+  const curried = curry(pfunc, null, arity);
+  strudelScope[name] = curried;
+  return curried;
 }
 
 // Like register, but defaults to stepJoin

packages/superdough/helpers.mjs

@@ -154,9 +154,8 @@ export function getCompressor(ac, threshold, ratio, knee, attack, release) {
     attack: attack ?? 0.005,
     release: release ?? 0.05,
   };
-  const now = ac.currentTime;
   Object.entries(options).forEach(([key, value]) => {
-    node[key].setValueAtTime(value, now);
+    node[key].value = value;
   });
   return node;
 }
@@ -242,9 +241,8 @@ export function createFilter(context, start, end, params, cps, cycle) {
     const factory = () => context.createBiquadFilter();
     filter = getNodeFromPool('filter', factory);
     filter.type = type;
-    const now = context.currentTime;
     Object.entries({ Q: q, frequency }).forEach(([key, value]) => {
-      filter[key].setValueAtTime(value, now);
+      filter[key].value = value;
     });
     frequencyParam = filter.frequency;
   }

packages/superdough/package.json

@@ -36,7 +36,7 @@
     "vite-plugin-bundle-audioworklet": "workspace:*"
   },
   "dependencies": {
-    "@kabelsalat/lib": "^0.4.0",
+    "@kabelsalat/lib": "^0.4.1",
     "nanostores": "^0.11.3"
   },
   "engines": {

packages/superdough/superdough.mjs

@@ -613,7 +613,7 @@ export const superdough = async (value, t, hapDuration, cps = 0.5, cycle = 0.5)
 
     // Kabelsalat
     if (fx.workletSrc !== undefined) {
-      const workletNode = getWorklet(ac, 'generic-processor', {});
+      const workletNode = getWorklet(ac, 'generic-processor', {}, { outputChannelCount: [2] });
       chain.connect(workletNode);
       const workletSrc = fx.workletSrc
         .replace(/\bpat\[(\d+)\]/g, (_, i) => fx.workletInputs[i])

packages/superdough/synth.mjs

@@ -178,11 +178,10 @@ export function registerSynthSounds() {
       };
       const factory = () => new AudioWorkletNode(ac, 'supersaw-oscillator', { outputChannelCount: [2] });
       const o = getNodeFromPool('supersaw', factory);
-      const now = ac.currentTime;
       Object.entries(params).forEach(([key, value]) => {
         const param = o.parameters.get(key);
         const target = value !== undefined ? value : param.defaultValue;
-        param.setValueAtTime(target, now);
+        param.value = target;
       });
       o.port.postMessage({ type: 'initialize' });
       const gainAdjustment = 1 / Math.sqrt(voices);

packages/superdough/wavetable.mjs

@@ -244,11 +244,10 @@ export async function onTriggerSynth(t, value, onended, tables, cps, frameLen) {
   };
   const factory = () => new AudioWorkletNode(ac, 'wavetable-oscillator-processor', { outputChannelCount: [2] });
   const source = getNodeFromPool('wavetable', factory);
-  const now = ac.currentTime;
   Object.entries(params).forEach(([key, value]) => {
     const param = source.parameters.get(key);
     const target = value !== undefined ? value : param.defaultValue;
-    param.setValueAtTime(target, now);
+    param.value = target;
   });
   source.port.postMessage({ type: 'initialize', payload });
   if (ac.currentTime > t) {

packages/superdough/worklets.mjs

@@ -1540,12 +1540,20 @@ class GenericProcessor extends AudioWorkletProcessor {
       this.gateNode?.setValue(0);
       this.gateEnded = true;
     }
-    const outL = outputs[0][0];
-    const outR = outputs[0][1] ?? outputs[0][0];
+    const output = outputs[0];
+    const outL = output[0];
+    const outR = output[1];
     for (let n = 0; n < blockSize; n++) {
       this.genSample(this.playPos, this.nodes, input ? input[n] : 0, this.registers, this.outputs, this.sources);
-      outL[n] = this.outputs[0];
-      outR[n] = this.outputs[1];
+      const left = this.outputs[0];
+      const right = this.outputs[1];
+      // Spread to stereo if possible; else mixdown to mono
+      if (outR) {
+        outL[n] = left;
+        outR[n] = right;
+      } else {
+        outL[n] = 0.5 * (left + right);
+      }
       this.playPos += 1 / sampleRate;
     }
     return true;

pnpm-lock.yaml

@@ -41,7 +41,7 @@ importers:
         version: 2.2.7
       '@vitest/coverage-v8':
         specifier: 3.0.4
-        version: 3.0.4(vitest@3.0.4(@types/debug@4.1.12)(@types/node@22.10.10)(@vitest/ui@3.0.4)(jiti@2.4.2)(lightningcss@1.29.1)(terser@5.37.0)(yaml@2.7.0))
+        version: 3.0.4(vitest@3.0.4)
       '@vitest/ui':
         specifier: ^3.0.4
         version: 3.0.4(vitest@3.0.4)
@@ -235,8 +235,8 @@ importers:
   packages/core:
     dependencies:
       '@kabelsalat/web':
-        specifier: ^0.4.0
-        version: 0.4.0
+        specifier: ^0.4.1
+        version: 0.4.1
       fraction.js:
         specifier: ^5.2.1
         version: 5.2.1
@@ -522,8 +522,8 @@ importers:
   packages/superdough:
     dependencies:
       '@kabelsalat/lib':
-        specifier: ^0.4.0
-        version: 0.4.0
+        specifier: ^0.4.1
+        version: 0.4.1
       nanostores:
         specifier: ^0.11.3
         version: 0.11.3
@@ -1975,14 +1975,14 @@ packages:
     resolution: {integrity: sha512-yYxMVH7Dqw6nO0d5NIV8OQWnitU8k6vXH8NtgqAfIa/IUqRMxRv/NUJJ08VEKbAakwxlgBl5PJdrU0dMPStsnw==}
     engines: {node: '>=v12.0.0'}
 
-  '@kabelsalat/core@0.3.1':
-    resolution: {integrity: sha512-y2wHZyKnwbhJdGuwXvkaIb5vqbNTW6rMDnBslHGxQHTFX5xYyxJLOcuF2/EOB698t09kOVhmmpLXKbyokf3pOA==}
+  '@kabelsalat/core@0.4.0':
+    resolution: {integrity: sha512-5zV8nh8HffW8aexObXs5pE0xgL0jb1cHc3o8UN6AvK0mBt87fjZvW65E4rMslHyq+OuCscoBJW7B3MbYfWrwMQ==}
 
-  '@kabelsalat/lib@0.4.0':
-    resolution: {integrity: sha512-UoOUhYOFShDjYCTne1edevCHHxSC07FsxG9tQ5GGOOzNoKMUpGVY8Ecq9X1GVyseQFvQBgz3aqAC6K8FPZp4ZQ==}
+  '@kabelsalat/lib@0.4.1':
+    resolution: {integrity: sha512-gBCjrZKD9huTKNJuBC6BXM4PMQSg8otL8A/vp8j98P9v6yWTX1TuyaqdLg/1PrIAMV4hlWoav9ZD3YMFlrvouw==}
 
-  '@kabelsalat/web@0.4.0':
-    resolution: {integrity: sha512-uvcOJjpKf8PG6KrgY0QEpoV4IAbIPDXh73bPtFSdDcXApbkSyEEyeNE8IoqIlqfcjIX926IOCAx9nM6FsFp6DA==}
+  '@kabelsalat/web@0.4.1':
+    resolution: {integrity: sha512-ASkFhePJLx3GjadYOueI7sHKXBbRPk/a1pfslFeQNI9gU7yZq/KrnkmOmLrgrtixAsy7gyi1vWqkmRRvH3Ki6w==}
 
   '@lerna/create@8.1.9':
     resolution: {integrity: sha512-DPnl5lPX4v49eVxEbJnAizrpMdMTBz1qykZrAbBul9rfgk531v8oAt+Pm6O/rpAleRombNM7FJb5rYGzBJatOQ==}
@@ -9276,16 +9276,16 @@ snapshots:
     dependencies:
       lodash: 4.17.21
 
-  '@kabelsalat/core@0.3.1': {}
+  '@kabelsalat/core@0.4.0': {}
 
-  '@kabelsalat/lib@0.4.0':
+  '@kabelsalat/lib@0.4.1':
     dependencies:
-      '@kabelsalat/core': 0.3.1
+      '@kabelsalat/core': 0.4.0
 
-  '@kabelsalat/web@0.4.0':
+  '@kabelsalat/web@0.4.1':
     dependencies:
-      '@kabelsalat/core': 0.3.1
-      '@kabelsalat/lib': 0.4.0
+      '@kabelsalat/core': 0.4.0
+      '@kabelsalat/lib': 0.4.1
 
   '@lerna/create@8.1.9(encoding@0.1.13)(typescript@5.7.3)':
     dependencies:
@@ -10580,7 +10580,7 @@ snapshots:
     transitivePeerDependencies:
       - supports-color
 
-  '@vitest/coverage-v8@3.0.4(vitest@3.0.4(@types/debug@4.1.12)(@types/node@22.10.10)(@vitest/ui@3.0.4)(jiti@2.4.2)(lightningcss@1.29.1)(terser@5.37.0)(yaml@2.7.0))':
+  '@vitest/coverage-v8@3.0.4(vitest@3.0.4)':
     dependencies:
       '@ampproject/remapping': 2.3.0
       '@bcoe/v8-coverage': 1.0.2

warm.js

@@ -1,14 +1,30 @@
-fetch('https://codeberg.org/api/v1/repos/uzu/strudel/pulls?state=closed&page=1')
-  .then((res) => res.json())
-  .then((pulls) => {
-    const r = pulls
-      .filter((pull) => pull.merged)
-      .sort((a, b) => new Date(b.closed_at) - new Date(a.closed_at))
-      .map((pull) => `${pull.closed_at} ${pull.title} by ${pull.user.login || '?'} in: [#${pull.number}](${pull.url}) `)
-      .join('\n');
-    console.log(r);
-  });
+// this script loads all merged PRs within the given page range
+// it can be used to update the CHANGELOG.md file in a semi-automated way
+// the problem: codeberg doesn't support loading merged PRs, so we have to filter them in memory
+// luckily, we can sort after "recentupdate", which means we can do incremental changelog generation
+// todo: support setting a "last_updated" date, so the script would automatically check how far it has to go
 
-/*
+async function main() {
+  let pageStart = 1;
+  let pageEnd = 1;
+  let prs = [];
+  for (let p = pageStart; p <= pageEnd; p++) {
+    console.log(`load page ${p}/${pageEnd}`);
+    const res = await fetch(
+      `https://codeberg.org/api/v1/repos/uzu/strudel/pulls?state=closed&sort=recentupdate&page=${p}`,
+    );
+    const pulls = await res.json();
+    const merged = pulls.filter((pull) => pull.merged);
+    prs = prs.concat(merged);
+  }
+  const output = prs
+    .sort((a, b) => new Date(b.closed_at) - new Date(a.closed_at))
+    .map(
+      (pull) => `- ${pull.closed_at} ${pull.title} by @${pull.user.login || '?'} in: [#${pull.number}](${pull.url}) `,
+    )
+    .join('\n');
+  console.log('-------------');
+  console.log(output);
+}
 
-  */
+main();

website/src/pages/learn/metadata.mdx

@@ -53,6 +53,7 @@ Available tags are:
 - `@url`: web page(s) related to the music (git repository, Soundcloud link, etc.)
 - `@genre`: music genre(s) (pop, jazz, etc.)
 - `@album`: music album name
+- `@tag`: custom tag
 
 Note to tool authors: _Never_ trust that a song has filled those fields with syntactically correct values; make sure your software is robust enough it doesn't break if it encounters bad values
 
@@ -92,3 +93,21 @@ If a tag doesn't accept a list, it can take multi-line values:
          the sofa in the living room.
 */
 ```
+
+# Searching meta-data in the online repl
+
+Meta-data can be used in the search field of the patterns tab in the online repl.
+
+For example to search for all patterns by a specific author use the search term
+
+```
+by: Ada L
+```
+
+or search for patterns with a specific genre like
+
+```
+genre: unicorns
+```
+
+Hint: If no meta-data property is provided in the search all patterns with a `@title`, `@by` or `@tag` matching the search term will be shown.