Merge pull request #237 from tidalcycles/tidal-drum-machines

Tidal drum machines

packages/core/controls.mjs

@@ -100,6 +100,22 @@ const generic_params = [
     'attack',
     'a pattern of numbers to specify the attack time (in seconds) of an envelope applied to each sample.',
   ],
+
+  /**
+   * Select the sound bank to use. To be used together with `s`. The bank name (+ "_") will be prepended to the value of `s`. 
+   *
+   * @name bank
+   * @param {string | Pattern} bank the name of the bank
+   * @example
+   * s("bd sd").bank('RolandTR909') // = s("RolandTR909_bd RolandTR909_sd")
+   *
+   */
+  [
+    'f',
+    'bank',
+    'selects sound bank to use',
+  ],
+
   // TODO: find out how this works?
   /*
    * Envelope decay time = the time it takes after the attack time to reach the sustain level.

packages/webaudio/webaudio.mjs

@@ -246,6 +246,7 @@ export const webaudioOutput = async (hap, deadline, hapDuration) => {
     let {
       freq,
       s,
+      bank,
       sf,
       clip = 0, // if 1, samples will be cut off when the hap ends
       n = 0,
@@ -281,6 +282,9 @@ export const webaudioOutput = async (hap, deadline, hapDuration) => {
     gain *= velocity; // legacy fix for velocity
     // the chain will hold all audio nodes that connect to each other
     const chain = [];
+    if (bank && s) {
+      s = `${bank}_${s}`;
+    }
     if (typeof s === 'string') {
       [s, n] = splitSN(s, n);
     }

repl/public/piano.json

@@ -0,0 +1,33 @@
+{
+  "piano": {
+    "A0": "A0v8.mp3",
+    "C1": "C1v8.mp3",
+    "Ds1": "Ds1v8.mp3",
+    "Fs1": "Fs1v8.mp3",
+    "A1": "A1v8.mp3",
+    "C2": "C2v8.mp3",
+    "Ds2": "Ds2v8.mp3",
+    "Fs2": "Fs2v8.mp3",
+    "A2": "A2v8.mp3",
+    "C3": "C3v8.mp3",
+    "Ds3": "Ds3v8.mp3",
+    "Fs3": "Fs3v8.mp3",
+    "A3": "A3v8.mp3",
+    "C4": "C4v8.mp3",
+    "Ds4": "Ds4v8.mp3",
+    "Fs4": "Fs4v8.mp3",
+    "A4": "A4v8.mp3",
+    "C5": "C5v8.mp3",
+    "Fs5": "Fs5v8.mp3",
+    "A5": "A5v8.mp3",
+    "C6": "C6v8.mp3",
+    "Ds6": "Ds6v8.mp3",
+    "Fs6": "Fs6v8.mp3",
+    "A6": "A6v8.mp3",
+    "C7": "C7v8.mp3",
+    "Ds7": "Ds7v8.mp3",
+    "Fs7": "Fs7v8.mp3",
+    "A7": "A7v8.mp3",
+    "C8": "C8v8.mp3"
+  }
+}