static osc_data_t *
oscmidi_engine_off_cb(osc_data_t *buf, osc_data_t *end, CMC_Blob_Event *bev)
{
osc_data_t *buf_ptr = buf;
osc_data_t *itm = NULL;
OSC_MIDI_Format format = config.oscmidi.format;
uint_fast8_t multi = config.oscmidi.multi;
uint_fast8_t use_mpe = config.oscmidi.mpe;
if(multi)
{
buf_ptr = osc_start_bundle_item(buf_ptr, end, &itm);
buf_ptr = osc_set_path(buf_ptr, end, config.oscmidi.path);
buf_ptr = osc_set_fmt(buf_ptr, end, oscmidi_fmt_1[format]);
}
uint8_t key;
uint8_t ch;
midi_rem_key(oscmidi_hash, bev->sid, &key, &ch);
if(use_mpe)
mpe_release(&mpe, bev->gid, ch);
// serialize
buf_ptr = oscmidi_serialize(buf_ptr, end, format, ch, MIDI_STATUS_NOTE_OFF, key, 0x7f);
if(multi)
buf_ptr = osc_end_bundle_item(buf_ptr, end, itm);
return buf_ptr;
}
static osc_data_t *
oscmidi_engine_on_cb(osc_data_t *buf, osc_data_t *end, CMC_Blob_Event *bev)
{
osc_data_t *buf_ptr = buf;
osc_data_t *itm = NULL;
OSC_MIDI_Format format = config.oscmidi.format;
uint_fast8_t multi = config.oscmidi.multi;
uint_fast8_t use_mpe = config.oscmidi.mpe;
OSC_MIDI_Group *group = &oscmidi_groups[bev->gid];
OSC_MIDI_Mapping mapping = group->mapping;
if(multi)
{
buf_ptr = osc_start_bundle_item(buf_ptr, end, &itm);
buf_ptr = osc_set_path(buf_ptr, end, config.oscmidi.path);
if( (mapping == OSC_MIDI_MAPPING_CONTROL_CHANGE) && (group->control <= 0xd) )
buf_ptr = osc_set_fmt(buf_ptr, end, oscmidi_fmt_4[format]);
else
buf_ptr = osc_set_fmt(buf_ptr, end, oscmidi_fmt_3[format]);
}
uint8_t ch;
if(use_mpe)
ch = mpe_acquire(&mpe, bev->gid);
else
ch = bev->gid;
float X = group->offset + bev->x*group->range;
uint8_t key = floor(X);
midi_add_key(oscmidi_hash, bev->sid, key, ch);
uint16_t bend =(X - key)*mul[bev->gid] + 0x1fff;
uint16_t eff = bev->y * 0x3fff;
// serialize
buf_ptr = oscmidi_serialize(buf_ptr, end, format, ch, MIDI_STATUS_NOTE_ON, key, 0x7f);
buf_ptr = oscmidi_serialize(buf_ptr, end, format, ch, MIDI_STATUS_PITCH_BEND, bend & 0x7f, bend >> 7);
switch(mapping)
{
case OSC_MIDI_MAPPING_NOTE_PRESSURE:
buf_ptr = oscmidi_serialize(buf_ptr, end, format, ch, MIDI_STATUS_NOTE_PRESSURE, key, eff >> 7);
break;
case OSC_MIDI_MAPPING_CHANNEL_PRESSURE:
buf_ptr = oscmidi_serialize(buf_ptr, end, format, ch, MIDI_STATUS_CHANNEL_PRESSURE, eff >> 7, 0x0);
break;
case OSC_MIDI_MAPPING_CONTROL_CHANGE:
if(group->control <= 0xd)
buf_ptr = oscmidi_serialize(buf_ptr, end, format, ch, MIDI_STATUS_CONTROL_CHANGE, group->control | MIDI_LSV, eff & 0x7f);
buf_ptr = oscmidi_serialize(buf_ptr, end, format, ch, MIDI_STATUS_CONTROL_CHANGE, group->control | MIDI_MSV, eff >> 7);
break;
}
if(multi)
buf_ptr = osc_end_bundle_item(buf_ptr, end, itm);
return buf_ptr;
}
static osc_data_t *
oscmidi_serialize(osc_data_t *buf, osc_data_t *end, OSC_MIDI_Format format, uint8_t channel, uint8_t status, uint8_t dat1, uint8_t dat2)
{
osc_data_t *buf_ptr = buf;
osc_data_t *itm = NULL;
uint_fast8_t multi = config.oscmidi.multi;
if(!multi)
{
buf_ptr = osc_start_bundle_item(buf_ptr, end, &itm);
buf_ptr = osc_set_path(buf_ptr, end, config.oscmidi.path);
buf_ptr = osc_set_fmt(buf_ptr, end, oscmidi_fmt_1[format]);
}
switch(format)
{
case OSC_MIDI_FORMAT_MIDI:
{
uint8_t *M;
buf_ptr = osc_set_midi_inline(buf_ptr, end, &M);
if(buf_ptr)
{
M[0] = 0;
M[1] = channel | status;
M[2] = dat1;
M[3] = dat2;
}
break;
}
case OSC_MIDI_FORMAT_INT32:
{
int32_t i = (dat2 << 16) | (dat1 << 8) | ( (channel | status) << 0);
buf_ptr = osc_set_int32(buf_ptr, end, i);
break;
}
case OSC_MIDI_FORMAT_BLOB:
{
uint8_t *B;
buf_ptr = osc_set_blob_inline(buf_ptr, end, 3, (void **)&B);
if(buf_ptr)
{
B[0] = channel | status;
B[1] = dat1;
B[2] = dat2;
}
break;
}
}
if(!multi)
buf_ptr = osc_end_bundle_item(buf_ptr, end, itm);
return buf_ptr;
}
static osc_data_t *
oscmidi_engine_end_cb(osc_data_t *buf, osc_data_t *end, CMC_Frame_Event *fev)
{
(void)fev;
osc_data_t *buf_ptr = buf;
buf_ptr = osc_end_bundle(buf_ptr, end, bndl);
if(cmc_engines_active + config.dump.enabled > 1)
buf_ptr = osc_end_bundle_item(buf_ptr, end, pack);
return buf_ptr;
}
static osc_data_t *
oscmidi_engine_frame_cb(osc_data_t *buf, osc_data_t *end, CMC_Frame_Event *fev)
{
osc_data_t *buf_ptr = buf;
if(cmc_engines_active + config.dump.enabled > 1)
buf_ptr = osc_start_bundle_item(buf_ptr, end, &pack);
buf_ptr = osc_start_bundle(buf_ptr, end, fev->offset, &bndl);
if(update_zones)
{
OSC_MIDI_Format format = config.oscmidi.format;
uint_fast8_t multi = config.oscmidi.multi;
osc_data_t *itm = NULL;
for(uint8_t z=0; z<cmc_groups_n; z++)
{
if(multi)
{
buf_ptr = osc_start_bundle_item(buf_ptr, end, &itm);
buf_ptr = osc_set_path(buf_ptr, end, config.oscmidi.path);
buf_ptr = osc_set_fmt(buf_ptr, end, "mmmmmm");
}
const zone_t *zone = &mpe.zones[z];
// define zone span
buf_ptr = oscmidi_serialize(buf_ptr, end, format, zone->base, MIDI_STATUS_CONTROL_CHANGE, MIDI_CONTROLLER_RPN_LSB, 0x6);
buf_ptr = oscmidi_serialize(buf_ptr, end, format, zone->base, MIDI_STATUS_CONTROL_CHANGE, MIDI_CONTROLLER_RPN_MSB, 0x0);
buf_ptr = oscmidi_serialize(buf_ptr, end, format, zone->base, MIDI_STATUS_CONTROL_CHANGE, MIDI_CONTROLLER_DATA_ENTRY, zone->span);
// define zone bend range
buf_ptr = oscmidi_serialize(buf_ptr, end, format, zone->base+1, MIDI_STATUS_CONTROL_CHANGE, MIDI_CONTROLLER_RPN_LSB, 0x0);
buf_ptr = oscmidi_serialize(buf_ptr, end, format, zone->base+1, MIDI_STATUS_CONTROL_CHANGE, MIDI_CONTROLLER_RPN_MSB, 0x0);
const uint8_t semitone_range = ceil(oscmidi_groups[z].range);
buf_ptr = oscmidi_serialize(buf_ptr, end, format, zone->base+1, MIDI_STATUS_CONTROL_CHANGE, MIDI_CONTROLLER_DATA_ENTRY, semitone_range);
if(multi)
buf_ptr = osc_end_bundle_item(buf_ptr, end, itm);
}
update_zones = 0;
}
return buf_ptr;
}
// rt
static void
_message_cb(const char *path, const char *fmt, const LV2_Atom_Tuple *body,
void *data)
{
prog_t *handle = data;
osc_data_t *ptr = handle->osc_ptr;
const osc_data_t *end = handle->osc_end;
osc_data_t *itm = NULL;
if(handle->bndl_cnt)
ptr = osc_start_bundle_item(ptr, end, &itm);
ptr = osc_set_path(ptr, end, path);
ptr = osc_set_fmt(ptr, end, fmt);
const LV2_Atom *itr = lv2_atom_tuple_begin(body);
for(const char *type = fmt;
*type && !lv2_atom_tuple_is_end(LV2_ATOM_BODY(body), body->atom.size, itr);
type++, itr = lv2_atom_tuple_next(itr))
{
switch(*type)
{
case 'i':
{
ptr = osc_set_int32(ptr, end, ((const LV2_Atom_Int *)itr)->body);
break;
}
case 'f':
{
ptr = osc_set_float(ptr, end, ((const LV2_Atom_Float *)itr)->body);
break;
}
case 's':
case 'S':
{
ptr = osc_set_string(ptr, end, LV2_ATOM_BODY_CONST(itr));
break;
}
case 'b':
{
ptr = osc_set_blob(ptr, end, itr->size, LV2_ATOM_BODY(itr));
break;
}
case 'h':
{
ptr = osc_set_int64(ptr, end, ((const LV2_Atom_Long *)itr)->body);
break;
}
case 'd':
{
ptr = osc_set_double(ptr, end, ((const LV2_Atom_Double *)itr)->body);
break;
}
case 't':
{
ptr = osc_set_timetag(ptr, end, ((const LV2_Atom_Long *)itr)->body);
break;
}
case 'T':
case 'F':
case 'N':
case 'I':
{
break;
}
case 'c':
{
ptr = osc_set_char(ptr, end, ((const LV2_Atom_Int *)itr)->body);
break;
}
case 'm':
{
const uint8_t *src = LV2_ATOM_BODY_CONST(itr);
const uint8_t dst [4] = {
0x00, // port byte
itr->size >= 1 ? src[0] : 0x00,
itr->size >= 2 ? src[1] : 0x00,
itr->size >= 3 ? src[2] : 0x00
};
ptr = osc_set_midi(ptr, end, dst);
break;
}
}
}
if(handle->bndl_cnt)
ptr = osc_end_bundle_item(ptr, end, itm);
handle->osc_ptr = ptr;
}