Bela SuperCollider Printing Sensors

bela_startup.scd

( // connect to the already-running remote belaserver
Server.default = s = Server("belaServer", NetAddr("192.168.7.2", 57110));
s.options.maxLogins = 4; // should match the settings on the Bela
s.initTree;
s.startAliveThread;
);

(

// msgArray = [button, fsr, knob] // every three SendTrig's
~msgArray = [0,0,0];

~count = 3;
~counter = 0;

o = OSCresponderNode(s.addr, '/tr', { arg time,resp,msg;
	// msg[ /tr, nodeID, id, value]
	if (msg[2] == 0, // button
		{~msgArray.put(0, msg[3].asStringPrec(0))},
		{}
	);
	if (msg[2] == 1, // fsr
		{
			msg[3] = msg[3] / 0.78;
			~msgArray.put(1, msg[3].asStringPrec(2))
		},
		{}
	);
	if (msg[2] == 2, // knob
		{
			msg[3] = msg[3] / 0.83;
			~msgArray.put(2, msg[3].asStringPrec(2))},
		{}
	);
	~counter = ~counter + 1;
	if (~counter == ~count,
		{
			"[Bela] Button: ".post;
			~msgArray[0].post;
			" FSR: ".post;
			~msgArray[1].post;
			" Knob: ".post;
			~msgArray[2].postln;
			~counter = 0;
		},
		{}
	);
}).add;

// o.remove;

);

startup.scd

("/path/to/bela_startup.scd").load;

synth.scd

(
	SynthDef("synth",{ arg out=0;
	var button = DigitalIn.kr(0);
	var fsr = AnalogIn.ar(0);
	var knob = AnalogIn.ar(1);
	// Do not delete SendTrig: this enables printing to the console
	SendTrig.kr(Impulse.kr(10), [0,1,2], [button,fsr,knob]);
	Out.ar(out,
		SinOsc.ar( 400, [0,0], 0.1)
	)
}).send(s);
);

a = Synth.new("synth", target: s).postln;

a.free;

Messy code. Note this uses the deprecated OSCresponderNode, should be replaced with OSCdef / OSCFunc.