From a6581c55ba134b3c9547968315c8915ae52fe016 Mon Sep 17 00:00:00 2001
From: Jules Laplace <jules@okfoc.us>
Date: Sat, 22 Apr 2017 00:43:57 -0400
Subject: microtonal sampler

---
 client/index.js | 50 ++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 50 insertions(+)
 create mode 100644 client/index.js

(limited to 'client/index.js')

diff --git a/client/index.js b/client/index.js
new file mode 100644
index 0000000..7447576
--- /dev/null
+++ b/client/index.js
@@ -0,0 +1,50 @@
+import Tone from 'tone'
+import scales from './lib/scales'
+import keys from './lib/keys'
+import { choice } from './lib/util'
+import color from './lib/color'
+
+const player_count = 4
+
+const compressor = new Tone.Compressor(-30, 3).toMaster()
+
+const samples = [
+  { root: 226, fn: 'samples/380737__cabled-mess__sansula-01-a-raw.wav', },
+  { root: 267, fn: 'samples/380736__cabled-mess__sansula-02-c-raw.wav', },
+  { root: 340, fn: 'samples/380735__cabled-mess__sansula-03-e-raw.wav', },
+  { root: 452, fn: 'samples/380733__cabled-mess__sansula-06-a-02-raw.wav', },
+  { root: 507, fn: 'samples/380734__cabled-mess__sansula-07-b-h-raw.wav', },
+  { root: 535, fn: 'samples/380731__cabled-mess__sansula-08-c-raw.wav', },
+  { root: 671, fn: 'samples/380732__cabled-mess__sansula-09-e-raw.wav', },
+]
+
+samples.forEach((sample) => {
+  sample.players = []
+  sample.index = -1
+  for (let i = 0; i < player_count; i++) {
+    let player = new Tone.Player({
+      url: sample.fn,
+      retrigger: true,
+      playbackRate: 1,
+    })
+    player.connect(compressor)
+    sample.players.push(player)
+  }
+})
+
+scales.build()
+
+keys.listen(function(index){
+  const freq = scales.current().index(index)
+  document.body.style.backgroundColor = color( index / scales.current().scale.length )
+  play(freq)
+})
+
+function play (freq) {
+  const best = { sample: choice(samples) }
+  best.sample.index = (best.sample.index + 1) % player_count
+
+  const player = best.sample.players[ best.sample.index ]
+  player.playbackRate = freq / best.sample.root
+  player.start()
+}
\ No newline at end of file
-- 
cgit v1.2.3-70-g09d2