Created
May 25, 2018 22:49
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| 40 => int numGrains; | |
| SndBuf grain[numGrains]; | |
| ADSR grainEnv[numGrains]; | |
| Gain granular => dac; | |
| 50000 => int startPos; | |
| 0.1 => float readRate; | |
| 1000 => int grainLengthMS; | |
| grainLengthMS::ms => dur grainLength; | |
| 1000 => int jitter; | |
| 1000 => int timeJitter; | |
| 0.0 => float pitchJitter; | |
| 1.1 => float rate; | |
| 200::ms => dur attackTime; | |
| 200::ms => dur releaseTime; | |
| for(0 => int i; i < numGrains; i++) { | |
| grain[i] => grainEnv[i] => granular; | |
| grainEnv[i].set(attackTime, 0::ms, 1.0, releaseTime); | |
| "sounds/geosmin.wav" => grain[i].read; | |
| 0 => grain[i].rate; | |
| } | |
| spork ~ tick(); | |
| for( 0 => int i; i < numGrains; i++ ) { | |
| 100::ms => now; | |
| spork ~ play(i); | |
| } | |
| fun void play(int index) { | |
| rate => grain[index].rate; | |
| while(1) { | |
| Math.random2(jitter / -2, jitter / 2) => int jitterShift; | |
| if ( ( startPos + jitterShift ) > 0 ) { | |
| startPos + jitterShift => grain[index].pos; | |
| } else { | |
| 0 => grain[index].pos; | |
| } | |
| rate + Math.random2f(pitchJitter * -1, pitchJitter) => grain[index].rate; | |
| if ( Math.random2f(0, 1) > 0.9 ) { | |
| grain[index].rate() * 2 => grain[index].rate; | |
| } else if ( Math.random2f(0, 1) > 0.8 ) { | |
| grain[index].rate() * 0.5 => grain[index].rate; | |
| } else if ( Math.random2f(0, 1) > 0.9 ) { | |
| grain[index].rate() * 0.25 => grain[index].rate; | |
| } | |
| Math.random2(timeJitter / -2, timeJitter / 2) => int timeJitterShift; | |
| grainEnv[index].keyOn(); | |
| if ( ( grainLength + timeJitterShift::ms - releaseTime ) > 0::ms ) { | |
| grainLength + timeJitterShift::ms - releaseTime => now; | |
| } else { | |
| grainLength => now; | |
| } | |
| grainEnv[index].keyOff(); | |
| releaseTime => now; | |
| } | |
| } | |
| fun void tick() { | |
| SinOsc lfo => blackhole; | |
| SinOsc lfo2 => blackhole; | |
| 0.013 => lfo.freq; | |
| 0.002 => lfo2.freq; | |
| while(1) { | |
| (( lfo.last() + 1 ) * 0.5) => float theta; | |
| ( ( theta * grainLengthMS ) + 20 )::ms => grainLength; | |
| (( lfo2.last() + 1 ) * 0.5) => theta; | |
| ( ( theta * 200 ) + 10 ) $ int => jitter; | |
| ( ( theta * 100 ) + 10 )$ int => timeJitter; | |
| 1::samp => now; | |
| } | |
| } | |
| while(1) { | |
| ( startPos + (44.1 * readRate) ) $ int => startPos; | |
| if ( startPos > grain[0].samples() ) { | |
| me.exit(); | |
| 0 => startPos; | |
| } | |
| 1::ms => now; | |
| } | |
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