Exemple #1
0
 */

import { Saw } from 'opendsp/wavetable-osc';
import debug from 'debug';
import clip from './index.js';

debug(clip(1, 0.6));
assert(0.5===clip(1));
assert(-0.5===clip(-1));
assert(0.625===clip(1,0.6));
assert(-0.625===clip(-1,0.6));
assert(0.9375===clip(15));
assert(-0.9375===clip(-15));

var step = 0.2;
var osc = Saw();
var lfo = 0;
var dry, wet;

export function dsp(t){
  lfo = Math.sin(0.3 * Math.PI * 2 * t) + 1;
  dry = osc(93.75)
      * Math.exp(1 * (-t/2 % step));

  wet = clip(dry * 8, lfo + 0.01);

  debug(wet.toFixed(5));

  return wet * 0.4;
}
Exemple #2
0
drums.tune(1.1);
drums.add('snare', snare);
drums.add('hihat', hihat);

var lead = Sampler(1);
lead.add('guitar', guitar);

var delay = Delay();
var reverb = Reverb().room(0.92).damp(0.65);
var osc = Tri(8, false);

var out_exp = Allpass(35);
var bass_exp = Allpass(75);

var bass_osc = Saw();

export function dsp(t) {
  var index = 0.0000089
  var bpm = 100000 * sin(t, index, 1);
  
  t *= (bpm * 1000) / 60000;
  
  if ( (t*8)    % 1 === 0 ) lead.tune([0.1,[.2,2][t/4%2|0]][t%2|0]);

  var vibrato = sin(t, 1/6);
  var out = osc(440 + vibrato * 0) * envelope(t, 1/8, 80, 1) * .2;
  var kick = Math.sin(65 * envelope(t, 1/4, 28, 1.5));

  if ( (t/2+2/4) % 1 === 0 ) drums.play('snare', 7, 1);
  if ( (t+2/4)   % 1 === 0 ) drums.play('hihat', 1.8, 1.2);