sccode = """
SynthDef.new(\\charm,
{|amp=1, sus=1, pan=0, freq=0, vib=0, fmod=0, rate=0, bus=0, blur=1, beat_dur=1, atk=0.01, decay=0.01, rel=0.01, peak=1, level=0.8|
var osc, env;
sus = sus * blur;
freq = In.kr(bus, 1);
freq = [freq, freq+fmod];
freq=(freq + [0, 2]);
freq=(freq * [1, 2]);
osc=(SinOsc.ar(freq, mul: (amp / 4)) + VarSaw.ar((freq * 8), 10, mul: (amp / 8)));
osc=LPF.ar(osc, SinOsc.ar(Line.ar(1, (rate * 4), (sus / 8)), 0, (freq * 2), ((freq * 2) + 10)));
env=EnvGen.ar(Env.perc(attackTime: 0.01,releaseTime: sus,level: amp,curve: 0), doneAction: 0);
osc=(osc * env);
osc = Mix(osc) * 0.5;
osc = Pan2.ar(osc, pan);
	ReplaceOut.ar(bus, osc)}).add;

"""

synth = SCInstrument(
    shortname="charm",
    fullname="Charm",
    description="Charm synth",
    code=sccode,
    arguments={}
)