OscComposite
import net.fladdict.oscillator.*;
Oscillator osc_array = new Oscillator[2];
osc_array[0] = new OscSin(30,100,50);
osc_array[1] =
new OscTriangle(25,88,32);
Oscillator osc = new OscComposite(osc_array);
for(int i=0; i<100; i++){
osc.update(); // it updates all Oscillators inside.
point(i, osc.getValue());
}