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/*
* Configurable LFOs
*/
UGen @lfo[3]; // FIXME: ChucK bug prevents elegant initialization with [new ..., ...]
new SinOsc @=> lfo[0];
new PulseOsc @=> lfo[1];
new SampOsc @=> lfo[2];
10 => lfo[2].gain; /* preamp, to get value range 0 to 1000 */
//lfo[2] => Bus.oscope[0];
//0.1 => Bus.oscope[0].gain;
Step lfo_freq;
for (0 => int i; i < 2 /*lfo.cap()*/; i++)
lfo_freq => lfo[i];
0 => int cur_lfo;
UGen @osc[2];
new SawOsc @=> osc[0];
new PulseOsc @=> osc[1];
0 => int cur_osc;
/* s.freq = lfo.freq*lfo.gain + base.value */
lfo[cur_lfo] => Gain lfo_gain => Gain lfo_dummy => osc[cur_osc] => Echo rev => Bus.out_left;
rev => Bus.out_right;
Step base => lfo_dummy;
//50::ms => echo.delay;
//.3 => echo.mix;
1::second => rev.max;
500::ms => rev.delay;
0.5 => rev.mix;
10 => lfo_freq.next;
400 => base.next;
80 => lfo_gain.gain;
//10 => lfo.harmonics;
fun void
change_lfo(int new_lfo)
{
/* unchuck lfo */
lfo[cur_lfo] =< lfo_gain;
/* rechuck lfo */
lfo[new_lfo => cur_lfo] => lfo_gain;
if (cur_lfo == 2 /* SampOsc */) {
/* switch off base freq */
0 => base.gain;
} else {
1 => base.gain;
}
}
fun void
change_osc(int new_osc)
{
lfo_dummy =< osc[cur_osc] =< rev;
lfo_dummy => osc[new_osc => cur_osc] => rev;
}
/*
* LFO configuration via MIDI
*/
if (me.args() > 1)
me.exit();
NanoEvent nanoev;
/* first param: scene name */
"primary" @=> nanoev.wantScene;
if (me.args() > 0)
me.arg(0) @=> nanoev.wantScene;
while (nanoev => now) {
if ("lfoVolumeKnob" => nanoev.isControl) {
nanoev.getFloat() => rev.gain;
} else if ("lfoPitchSlider" => nanoev.isControl) {
nanoev.getFloat(100, 1000) => base.next;
/* base freq slider is sample rate for SampOsc */
nanoev.getFloat(2) => (lfo[2] $ SampOsc).rate;
} else if ("lfoDepthSlider" => nanoev.isControl) {
nanoev.getFloat(100) => lfo_gain.gain;
} else if ("lfoFreqKnob" => nanoev.isControl) {
/* setting lfo_freq does not influence SampOsc! */
nanoev.getFloat(20) => lfo_freq.next => (lfo[2] $ SampOsc).freq;
} else if ("lfoSinOscButton" => nanoev.isControl) {
if (nanoev.getBool())
0 => change_lfo;
} else if ("lfoPulseOscButton" => nanoev.isControl) {
if (nanoev.getBool())
1 => change_lfo;
} else if ("lfoSampOscButton" => nanoev.isControl) {
if (nanoev.getBool())
2 => change_lfo;
} else if ("lfoWaveToggle" => nanoev.isControl) {
if (nanoev.getBool())
1 => change_osc;
else
0 => change_osc;
} else if ("lfoEchoSlider" => nanoev.isControl) {
nanoev.getDur(second) => rev.delay;
}
}
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