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Some updates (mostly guesswork) for the ALSA MIDI driver, mostly prompted by

Browse Source 
Waxworks (Simon engine). See http://www.borg.com/~jglatt/tech/midispec.htm for
reference.

* Added case for Aftertouch (Key Pressure).

* Changed Channel Pressure to flush the event immediatley. The message could
  apply to notes while they are playing.

* Downgraded the error for unknown MIDI messages to a warning, and clarified it
  slightly.

svn-id: r23949
This commit is contained in:
Torbjörn Andersson 2006-09-20 17:16:58 +00:00
parent 4a1bd9b4be
commit a3ea44fd48
1 changed files with 6 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

8
backends/midi/alsa.cpp
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@ -161,6 +161,10 @@ void MidiDriver_ALSA::send(uint32 b) {
snd_seq_ev_set_noteon(&ev, chanID, midiCmd[1], midiCmd[2]);
send_event(1);
break;
case 0xA0:
snd_seq_ev_set_keypress(&ev, chanID, midiCmd[1], midiCmd[2]);
send_event(1);
break;
case 0xB0:
/* is it this simple ? Wow... */
snd_seq_ev_set_controller(&ev, chanID, midiCmd[1], midiCmd[2]);
@ -172,7 +176,7 @@ void MidiDriver_ALSA::send(uint32 b) {
break;
case 0xD0:
snd_seq_ev_set_chanpress(&ev, chanID, midiCmd[1]);
send_event(0);
send_event(1);
break;
case 0xE0:{
// long theBend = ((((long)midiCmd[1] + (long)(midiCmd[2] << 7))) - 0x2000) / 4;
@ -184,7 +188,7 @@ void MidiDriver_ALSA::send(uint32 b) {
break;
default:
error("Unknown Command: %08x\n", (int)b);
warning("Unknown MIDI Command: %08x", (int)b);
/* I don't know if this works but, well... */
send_event(1);
break;