void keyboard(int key) {
synth.play(0, keyboardnote, 0);
noteMessage.tick = mainTimer.getTime();
noteMessage.setP0(0x90);
noteMessage.setP1(keyboardnote);
noteMessage.setP2(0);
synth.insert(noteMessage);
switch (key) {
case 'z': keyboardnote = 12 * octave + 0; break; // C
case 's': keyboardnote = 12 * octave + 1; break; // C#
case 'x': keyboardnote = 12 * octave + 2; break; // D
case 'd': keyboardnote = 12 * octave + 3; break; // D#
case 'c': keyboardnote = 12 * octave + 4; break; // E
case 'v': keyboardnote = 12 * octave + 5; break; // F
case 'g': keyboardnote = 12 * octave + 6; break; // F#
case 'b': keyboardnote = 12 * octave + 7; break; // G
case 'h': keyboardnote = 12 * octave + 8; break; // G#
case 'n': keyboardnote = 12 * octave + 9; break; // A
case 'j': keyboardnote = 12 * octave + 10; break; // A#
case 'm': keyboardnote = 12 * octave + 11; break; // B
case ',': keyboardnote = 12 * octave + 12; break; // C
default: return;
}
if (keyboardnote < 0) keyboardnote = 0;
else if (keyboardnote > 127) keyboardnote = 127;
noteMessage.tick = mainTimer.getTime();
noteMessage.setP0(0x90);
noteMessage.setP1(keyboardnote);
noteMessage.setP2(rand()%47 + 80); // random int from 1 to 127
synth.play(0, noteMessage.getP1(), noteMessage.getP2());
synth.insert(noteMessage);
}
void sillyKeyboard(int key, int chan /* = 0 */) {
static int octave = 4;
static int newkey = 0;
static Voice voice;
static MidiEvent message;
// check to see if adjusting the octave:
if (isdigit(key)) {
octave = key - '0';
return;
}
switch (key) {
case 'z': newkey = 12 * octave + 0; break; // C
case 's': newkey = 12 * octave + 1; break; // C#
case 'x': newkey = 12 * octave + 2; break; // D
case 'd': newkey = 12 * octave + 3; break; // D#
case 'c': newkey = 12 * octave + 4; break; // E
case 'v': newkey = 12 * octave + 5; break; // F
case 'g': newkey = 12 * octave + 6; break; // F#
case 'b': newkey = 12 * octave + 7; break; // G
case 'h': newkey = 12 * octave + 8; break; // G#
case 'n': newkey = 12 * octave + 9; break; // A
case 'j': newkey = 12 * octave + 10; break; // A#
case 'm': newkey = 12 * octave + 11; break; // B
case ',': newkey = 12 * octave + 12; break; // C
case 'l': newkey = 12 * octave + 12; break; // C#
case '.': newkey = 12 * octave + 12; break; // D
case '\'': newkey = 12 * octave + 12; break; // D#
case '/': newkey = 12 * octave + 12; break; // E
default: return; // don't do anything if not a key
}
newkey = limit(newkey, 0, 127);
// put note-off message in synth's input buffer:
message.tick = t_time;
message.setP0(0x90 | voice.getChan());
message.setP1(voice.getKey());
message.setP2(0);
synth.insert(message);
// turn off the last note:
voice.off();
// set parameters for next note-on:
voice.setChan(chan & 0x0f); // limit channel to range from 0 to 15
voice.setVel(rand() % 127 +1); // random attack in range from 1 to 127
voice.setKey(newkey); // use the newly selected key number
// play the MIDI note:
voice.play();
// insert the played note into synth's input MIDI buffer:
message.setP0(0x90 | voice.getChan());
message.setP1(voice.getKey());
message.setP2(voice.getVel());
synth.insert(message);
}