//------------------------------------------------------
looking at variables and values
 
f = { 1 + 1 + 1};
f.value;
 
f = { arg a, b;  a + b};
f.value( 2,9);

x = [1,2,3];
x.postln;
 
//------------------------------------------------------
// making sound
 
// play a sine wave
{SinOsc.ar(100, 0,0.8) }.play

{SinOsc.ar(   (300 + 200 * SinOsc.kr(0.2, 0, 1)) , 0,0.8) }.play
{SinOsc.ar(SinOsc.kr(SinOsc.kr(0.2, 0, 3), 0, 400),0,0.1) }.play
 
for stereo: 
{SinOsc.ar(100, 0,0.8).dup }.play   // dup = duplicate the channel
 
phase cancellation:
{ SinOsc.ar(100, 0,0.2) + SinOsc.ar(100, pi,0.2) }.play  // one osc is PI phased from another = silence (how noise cancelling headphones work)
 
adjusting the phase:
{ SinOsc.ar(400,  SinOsc.ar(0.3, 0,10) ,0.2) }.scope

x = {
	arg freq=440; 
	SinOsc.ar([freq, freq+5], 0, 0.2)
}.play; 

x.set("freq", 880); 
x.set("freq", 80); 
x.free;
 
//------------------------------------------------------
// mouse control
{SinOsc.ar( MouseX.kr(200,440), 0,0.2) }.play
{SinOsc.ar( MouseX.kr(200,440), 0,  MouseY.kr(0,1) ) }.play
{ RHPF.ar(Saw.ar(100), MouseX.kr(1e2,2e4,1), 0.2, 0.2) }.scope(1);
 
//------------------------------------------------------
// synth definition
 
f = { SinOsc.ar(440 + 200.rand, 0, 0.2) };
        x = f.play;
        y = f.play;
        z = f.play;
        x.free; y.free; z.free;
        
 
 
(
SynthDef("mySineWave", 
        { arg freq = 440, out = 0; 
        Out.ar(out, SinOsc.ar(freq, 0, 0.2)); 
        }).send(s);
)
 
x = Synth("mySineWave");        
y = Synth("mySineWave", ["freq", 660]);
z = Synth("mySineWave", ["freq", 880, "out", 1]);
 
x.free;
y.free;
z.free;
 
//-------------------------------------------------
 
synth with envelope: 
(
SynthDef("mySineWave", 
        { arg freq = 440, out = 0; 
        var env, x;
        env = EnvGen.kr(Env.perc(0.01,2,1,-4), doneAction: 2);
        x = env * SinOsc.ar(freq, 0, 0.2);
        Out.ar(out,x); 
        }).send(s);
)
 
x = Synth("mySineWave");
y = Synth("mySineWave", ["freq", 660]);
z = Synth("mySineWave", ["freq", 880, "out", 1]);
 
 
//----------------------------------------
// this is for a synth w/ envelope (fades out and gets deleted internally), please use the "superCollider_newSynths" example

s = Server("myServer", NetAddr("127.0.0.1", 12000));
s.boot;
s.dumpOSC(1);
 
(
SynthDef("env-sine", {
arg freq = 880, amp=0.125, detune=0;
var env, x;
env = EnvGen.kr(Env.perc(0.01,2,1,-4), doneAction: 2);
x = env * SinOsc.ar([freq, freq+detune],0, amp);
Out.ar(0, x)
}).send(s));



// controllable 
//-----------------------------------------------
// this is an un-ending synth, please use the "superCollider_controllable" example

s = Server("myServer", NetAddr("127.0.0.1", 12000));
s.boot;
//s.dumpOSC(1);


(
SynthDef("sinewave", {
arg freq = 880, amp=0.125, detune=0;
x = SinOsc.ar([freq,freq+detune],0, amp);
Out.ar(0, x)
}).send(s));