////////////////////////////////////////////////////
/* GRANULATING SAMPLER INSTRUMENT //////////////////
////////////////////////////////////rc@kiben.net////
////////////////////////////////////////////////////

|     .-.
|    /   \         .-.
|   /     \       /   \       .-.     .-.     _
+--/-------\-----/-----\-----/---\---/---\---/-\-
| /         \   /       \   /     '-'     '-'
|/           '-'         '-'

Ljudmila OTF Hackathon, Maribor 1-6 March 2022 */

////////////////////////////////////////////

// guitar MAC address 98:CD:AC:63:78:E2

// RUNME 0 =========================================
s.boot();

// RUNME 1 =========================================
// -------------------------------------------------
( // SETUP ----------------------------------------- -
// ---------------------------------------------------
// Allocate a 4 second mono buffer
b = Buffer.alloc(s, s.sampleRate * 4.0, 1);
// load a test file
f = Buffer.read(s, thisProcess.nowExecutingPath.dirname
	+/+ "sounds/Front_Left.wav");

// Open port 57121 for ESP32 UDP OSC
thisProcess.openUDPPort(57121);
);

// RUNME 2 ==========================================
// -------------------------------------------------
( // DEFINE SYNTHS --------------------------------- <--
// -------------------------------------------------

( // direct signal + reverb -------------------------

SynthDef("dryIn", { arg in=0, out=0;
	var signal, dry, wet;
	dry = SoundIn.ar(in);
	wet = FreeVerb.ar(dry, mix:0.4, room:0.55, damp:0);
	signal = Pan2.ar(wet, 0);
	signal = signal * 0.9;
	Out.ar(0, signal);
}).add;
);

( // mono buffer recorder ----------------------------
// with loop and overdub modes /////////////////////
// make record togglable between looping, direct or onset detection trigger
SynthDef("recBuf",{ arg in=0, out=0, bufnum=0, t_trig=0, l=0, overdub=0;

	var sig, chain, onsets;
	sig = SoundIn.ar(in);

	//	Onsets
	chain = FFT(LocalBuf(512), sig);
	onsets = Onsets.kr(chain, MouseX.kr(0,1), \rcomplex);

	RecordBuf.ar(sig, bufnum, loop:l,
		preLevel: overdub,
		doneAction: 0, trigger:t_trig,);
}).add;
);

// ----------------------------------------------------
(  // Granulator --------------------------------------
// ----------------------------------------------------

// a custom envelope
//var winenv;
//winenv = Env([0, 1, 0], [0.5, 0.5], [8, -8]);
//z = Buffer.sendCollection(s, winenv.discretize, 1);
// ~rndpos = LFNoise2.kr(0.1).range(0, 1);

SynthDef(\buf_grain, { | out, gate = 1, amp = 1,

	sndbuf, envbuf, pan=0,  imp=50,
	pitchmodeindex=0, sensorpitch=1,
	positionmodeindex=0, sensorposition=0,
	impulsemodeindex=0, sensorimpulse=0,
	rlow= -1, rhigh=1 |

	var signal, env, freqdev, pos,
	pitchmode0, pitchmode1, pitch,
	positionmode0, positionmode1, position,
	impulsemode0, impulsemode1, impulse;

	// grain pitch mode -untransposed, random, or sensor controlled
	pitchmode0 = 1;
	pitchmode1 = LFNoise1.kr.range(rlow, rhigh);
	pitch = Select.kr(pitchmodeindex,
		[pitchmode0, pitchmode1, sensorpitch]);

	// granular playhead mode - fixed random or sensor controlled
	positionmode0 = 1;
	positionmode1 = LFNoise1.kr.range(0, 1);
	position = Select.kr(positionmodeindex,
		[positionmode0, positionmode1, sensorposition]);

	//  grain impulse frequency mode - random, metric or sensor based impulse modes
	impulsemode0 = Impulse.kr(imp);
	impulsemode1 = Dust.kr(imp);
	impulse = Select.kr(impulsemodeindex,
		[impulsemode0, impulsemode1, sensorimpulse]);

	env = EnvGen.kr(
		Env([0, 1, 0], [1, 1], \sin, 1), gate, levelScale: amp, doneAction: 2);
	signal = GrainBuf.ar(2,
		impulse, // selectable between impulse.kr and dust.kr
		0.1, sndbuf, pitch, position, 2, pan, envbuf);
	signal = FreeVerb2.ar(signal[0], signal[1],
		mix:0.4, room:0.5, damp:0
	);

	signal = signal* env;

	Out.ar(0,signal);
}).add;
);
)

// RUNME 3  ==========================================

// ----------------------------------------------------
(( // START SYNTHS ---------------------------------
// ----------------------------------------------------

	r = Synth(\recBuf, [\in, 0, \out, 0, \bufnum, b, \t_trig, 0]); // recorder
	~granulator1 = Synth(\buf_grain, [\sndbuf, b, \envbuf, -1]); // granulate
	~gtrIn = Synth(\dryIn); // dry audio signaL

));
~gtrIn.free;

// RUNME 4  ==========================================
// ----------------------------------------------------
(( // OSC Receivers // ENABLE SENSOR AND SWITCH VALUES  <--
// ----------------------------------------------------

~pitchmode = 0; ~positionmode = 2; ~impulsemode = 0;

( // accel gyro quaternion mapping ///////////////////
// msg[1] msg[2] msg[3]  X Y Z ==> ROLL, PITCH, YAW

o = OSCdef(\test, { arg msg, time, addr, recvPort, rlow, rhigh;

	// PAN ------- X Roll
	~granulator1.set(\pan, msg[1].linlin(-0.3,  0.3,  -1, 1));

	// PITCH ------- Y Pitch
	~granulator1.set(\sensorpitch, msg[3].linlin(-1, 1, 0, 4));
	~granulator1.set(\pitchmodeindex, ~pitchmode );

	// POSITION ------- Z Yaw
	~granulator1.set(\sensorposition, msg[2].linlin(-1, 1, 0, 4));
	~granulator1.set(\positionmodeindex, ~positionmode );

	// RATE ------- X (roll [with PAN])
	~granulator1.set(\sensorimpulse, msg[2].linlin(-1, 1, 5, 50));
	~granulator1.set(\impulsemodeindex, ~impulsemode );
	//msg.postln;
	}; , '/euler');
	);

// ----------------------------------------------------
// button press mapping ///////////////////////////////
// ----------------------------------------------------

p = OSCdef(\keys, { arg msg, time, addr, recvPort;

	case

		// BUTTON 0 && 3 RESET/ZERO SENSORS [in firmware]

		// BUTTON 0  ----> RECORD TO BUFFER 0
		{ msg[8] == 1 } { r.set( \t_trig, 1); msg.postln; } //

		// BUTTON 0 + 3  ----> ZERO EULER / MPU6050

		// TOGGLE O ----> OVERDUB MODE ON/OFF
		{ msg[12] == 0 } { r.set(\overdub, 0);  }
		{ msg[12] == 1 } { r.set(\overdub, 1);  }

		// TOGGLE 2
		{ msg[14] == 0 } { ~granulator1.set(\positionmodeindex, 1 ); }
		{ msg[14] == 1 } { ~granulator1.set(\positionmodeindex, 2 ); }

		// TOGGLE 3 ----> LOOP RECORDING MODE ON/OFF
		{ msg[15] == 0 } { r.set(\l, 0); }
		{ msg[15] == 1 } { r.set(\l, 1); }

} , '/keys');

//msg.postln;
);
);

// ----------------------------------------------------
// ----------------------------------------------------
// PERFORMABLE PARAMETERS /////////////////////////////
// ----------------------------------------------------
// ----------------------------------------------------

// start recording (without button)
r.set(\in, 0, \l, 0, \t_trig, 1);

// set recorder loop and overdub modes
r.set(\l, 1); // looping record on  -  MAPPED TO SWITCH 3
r.set(\l, 0); // off

r.set(\overdub, 1); // overdub mode on - MAPPED TO SWITCH 4
r.set(\overdub, 0); // off

/// random pitch/rate low and high values
~granulator1.set(\rlow, 0);
~granulator1.set(\rlow, -10);
~granulator1.set(\rhigh, 1);
~granulator1.set(\rhigh, 10);

~impulsemode = 0; // impulse
~impulsemode = 1; // dust
~impulsemode = 2; // sensor

~pitchmode = 0; // no transpose
~pitchmode = 1; // random
~pitchmode = 2; // sensor (pitch) input

~positionmode = 0; // middle of sample
~positionmode = 1; // random position
~positionmode = 2; // sensor (position) input

// set grain impulse rate
~granulator1.set(\imp, 50);

// fix doneaction
~granulator1.set(\gate, 1); // granulator on
~granulator1.set(\gate, 0); // granulator off

/////////////////////////////////////////////////

// -----------------------------------------------
// -----------------------------------------------
// -----------------------------------------------

// DUMP ALL OSC MESSAGES (for debugging) ////////

OSCFunc.trace(true);
OSCFunc.trace(false);
thisProcess.openPorts; // list all open ports

// -----------------------------------------------
// CODE DUMP ZONE ///////////////////////////////

// switch to the custom env
//~granulator1.set(\envbuf, z);
//~granulator1.set(\envbuf, -1);
//n = NetAddr("127.0.0.1", NetAddr.langPort);
//n = NetAddr.new("224.0.1.9", 6696);