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import processing.sound.*;
TriOsc triangle;

void setup() {
  size(640, 360);
  background(255);
    
  // Create the triangle oscillator
  triangle = new TriOsc(this);
  triangle.play();
}      

void draw() {
}

.play()
.play(freq, amp)
.play(freq, amp, add)
.play(freq, amp, add, pos)

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