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    index.js conga.js cowbell.js hihat.js kick.js mini.js monosynth.js pluck.js snare.js tom.js tonewheel.js delay.js feedback-comb-filter.js filter.js gain-envelope.js gain.js lfo.js mono-buffer.js noise.js osc-bank.js osc.js pulse.js sample.js soft-clipper.js source.js vca.js vcf.js vco.js wave-shaper.js synth.js
  • ¶

    Pluck synth

    import { instrument } from "../synth"
import Gain from "../kit/gain"
import Noise from "../kit/noise"
import FeedbackCombFilter from "../kit/feedback-comb-filter"
import GainEnvelope from "../kit/gain-envelope"
  • ¶

    Poor’s man version of Karplus-String string synthesis

    export default function Pluck (ac, config) {
  const pluck = instrument(ac, {
    noise: [ Noise, "envelope" ],
    envelope: [ GainEnvelope, "combFilter" ],
    combFilter: [ FeedbackCombFilter, "amp" ],
    amp: [ Gain, "output" ],
  }).update(config)

  pluck.trigger = (freq, time, dur) => {
    const delay = 1 / freq
    pluck.combFilter.delayTime.setValueAtTime(delay, time)
    pluck.envelope.trigger(time)
  }
  return pluck
}

Pluck.defaults = {
  noise: {
    type: "white",
  },
  envelope: {
    attack: 0.1,
    decay: 0.1,
  },
  combFilter: {
    delayTime: 0.2,
    resonance: 0.9,
  }
}