// title: Feedback Ambient
// author: rumush
// description:
// Simple feedback Ndef that can produce variety of sounds by just changing two variables, freq and rt. Feel free to modify the code and let me know what you come up with.
// code:
// Rumush
// Facebook: https://www.facebook.com/rumushproduction
// SoundCloud: https://soundcloud.com/rumushproduction
// YouTube: https://www.youtube.com/channel/UCs_Cn1R4iFrYOyc8liFucSQ
// Blog: https://mycelialcordsblog.wordpress.com/
// GitHub: https://github.com/RumushMycelialCords

(
Ndef(\fdb1, {
	var src, loc, freq, rt;
	rt = 0.25;
	freq = Duty.ar(16/rt,0,Dseq([60,68,67,59,61,64,65].midicps,inf));

	src = Saw.ar(freq)*Decay.ar(Impulse.ar(rt),1/rt,0.25);
	//src = SoundIn.ar(0);
	loc = LocalIn.ar(2)+src;
	loc = FreqShift.ar(loc,-1);
	loc = loc+DelayC.ar(loc,0.2,freq.reciprocal);
	loc = DelayC.ar(loc,4,LFNoise1.ar(rt!2).range(0.25,2));
	loc = DelayC.ar(loc,4,2);
	//loc = (loc*250).tanh;
	//loc = LPF.ar(loc,2500);
	loc = loc+AllpassC.ar(loc,0.1,LFNoise0.ar(rt!2).range(0.05,0.1),4);
	loc = HPF.ar(loc,100);

	LocalOut.ar(loc*1.75);

	Out.ar(0,Limiter.ar(loc)*0.5);
}).play
)