monosynth

This shows how to use maximilian to build a monophonic synth

maximJs.maxiAudio.init();
//This shows how to use maximilian to build a monophonic synth

//These are the synthesiser bits
var VCO1 = new maximJs.maxiOsc();
var VCO2 = new maximJs.maxiOsc();
var LFO1 = new maximJs.maxiOsc();
var LFO2 = new maximJs.maxiOsc();

var VCF = new maximJs.maxiFilter();

var ADSR = new maximJs.maxiEnv();

//This is a bunch of control signals so that we can hear something
var timer = new maximJs.maxiOsc();//this is the metronome
var currentCount,lastCount;//these values are used to check if we have a new beat this sample

//and these are some variables we can use to pass stuff around
var VCO1out,VCO2out,LFO1out,LFO2out,VCFout,ADSRout;

ADSR.setAttack(1000);
ADSR.setDecay(1);
ADSR.setSustain(1);
ADSR.setRelease(1000);


maximJs.maxiAudio.play = function(){
	//so this first bit is just a basic metronome so we can hear what we're doing.
	currentCount=Math.round(timer.phasor(0.5));//this sets up a metronome that ticks every 2 seconds
	
	if (lastCount!=currentCount) {//if we have a new timer int this sample, play the sound
				
		ADSR.trigger = 1;//trigger the envelope from the start
		
		// console.log("tick\n");//the clock ticks
	
		lastCount=0;//set lastCount to 0
	}
	
	 //and this is where we build the synth
    
    ADSRout=ADSR.adsr(1.0,ADSR.trigger);
    
    LFO1out=LFO1.sinebuf(0.2);//this lfo is a sinewave at 0.2 hz
    
    VCO1out=VCO1.pulse(55,0.6);//here's VCO1. it's a pulse wave at 55 hz, with a pulse width of 0.6
    VCO2out=VCO2.pulse(110+LFO1out,0.2);//here's VCO2. it's a pulse wave at 110hz with LFO modulation on the frequency, and width of 0.2
    
    
    VCFout=VCF.lores((VCO1out+VCO2out)*0.5, ADSRout*10000, 10);//now we stick the VCO's into the VCF, using the ADSR as the filter cutoff
    
    var finalSound=VCFout*ADSRout;//finally we add the ADSR as an amplitude modulator
    ADSR.trigger=0;
    this.output=finalSound;
}