def test_sent_directly(self):
from alsamidi import pitchbendevent
data = (1, 0, 9)
expected = (13, 1, 0, 253, (0, 0), (0, 0), (0, 0), data)
self.assertEqual(expected, pitchbendevent(1, 9))
def test_scheduled(self):
from alsamidi import pitchbendevent
data = (1, 0, 9)
expected = (13, 1, 0, 0, (1, 0), (0, 0), (0, 0), data)
self.assertEqual(expected, pitchbendevent(1, 9, 1000))
def MidimanToYoshiRouter_Poll(self):
' Router, worker, poll often, so we do not have to use threads ;)'
if not self.mDev.Poll():
return False # no midi events, nothing processed
#print('got a midi event!')
pkt = self.mDev.ReadMidi() # read only 1 message at a time
if pkt == None:
# ignore bogus(alsaseq giving 3 odd pkts per sec)
return True # processed something
m_b0 = pkt[0] # rx_ch | midi_ctrl
m_b1 = pkt[1] # note or param
m_b2 = pkt[2] # velocity or value
rx_ch = m_b0 & 0xf # The channel in lower first nibble
tx_ch = self.mChannel # send channel, send on channel we select
if (m_b0 & 0xf0) == 0xb0: # CC control message upper nibble
idxEffectKnob = -1
if m_b1 == KNOB0_CC: idxEffectKnob = 0
if m_b1 == KNOB1_CC: idxEffectKnob = 1
if m_b1 == KNOB2_CC: idxEffectKnob = 2
if m_b1 == KNOB3_CC: idxEffectKnob = 3
if idxEffectKnob >= 0: # knob 0-3 change CC event?
# map them to the 4 yoshi system effects 0 level control
effect_num = 4 # system effect(4=system, 8=insert)
effect_index = idxEffectKnob # effect index
self.last_sys_effect = effect_index
if self.verbose & 1:
map_desc = 'system effect level(%d)= %d' % (effect_index+1, m_b2)
msb_effect_ctrl = 0 # level(volume, dry/wet)
cc_data = m_b2 # route CC data value to new use
self.Send_NRPN(tx_ch, effect_num, effect_index,
msb_effect_ctrl, cc_data)
if self.verbose & 1:
print('map CC %d %d to: ' % (m_b1, m_b2) + map_desc)
elif m_b1 == KNOB4_CC:
if self.verbose & 1:
map_desc = ' master PAN CC-10= %d' % (m_b2)
self.mDev.Write([0xb0 | tx_ch, 10, m_b2]) # route to CC-10 PAN(master)
if self.verbose & 1:
print('map CC-%d %d to PAN CC-10:' % (m_b1, m_b2) + map_desc)
elif m_b1 == KNOB5_CC:
# this one routes pan based on last first 4 knobs used.
# routes pan to that system effect.
effect_num = 4 # system effect(4=system, 8=insert)
effect_index = self.last_sys_effect # effect index, last vol chged above
if self.verbose & 1:
map_desc = ' Effect Pan, System(%d)= %d' % (effect_index+1, m_b2)
msb_effect_ctrl = 1 # Pan
cc_data = m_b2 # route CC data value to new use
self.Send_NRPN(tx_ch, effect_num, effect_index,
msb_effect_ctrl, cc_data)
if self.verbose & 1:
print('map CC %d %d to: ' % (m_b1, m_b2) + map_desc)
elif m_b1 == KNOB6_CC:
if self.verbose & 1:
map_desc = 'master Yoshi-Portamento CC-65= %d' % (m_b2)
# This is digital on/off, > 64 is on, less off
self.mDev.Write([0xb0 | tx_ch, 65, m_b2]) # route to CC-65 Yoshi portamento
if self.verbose & 1:
print('map CC-%d %d to: ' % (m_b1, m_b2) + map_desc)
elif m_b1 == KNOB7_CC:
# yoshi expression cc-11, seems like same as master volume?
#map_desc = 'master Yoshi-Expression CC-11= %d' % (m_b2)
#mOut.Write([0xb0 | tx_ch, 11, m_b2]) # route to CC-11 Yoshi portamento
if self.verbose & 1:
map_desc = 'master Yoshi-Sustain CC-64= %d' % (m_b2)
self.mDev.Write([0xb0 | tx_ch, 64, m_b2]) # route to CC-11 Yoshi sustain?
if self.verbose & 1:
print('map CC-%d %d to: ' % (m_b1, m_b2) + map_desc)
else:
if m_b1 == 1: # mod wheel
if MODWHEEL_BANKPROG_KEY_FEATURE:
# mod wheel escape for setting bank/prog selection.
# we save last mod value to try out using to set
# bank/prog as escape sequence - push mod up > 100
# then press a key, then pull mod down < 100
# kludgy, don't think I like it very much, but..
self.last_modwheel = m_b2
if self.last_modwheel > 100:
if self.verbose & 2:
pr('Filter Mod-Wheel %d' % (self.last_modwheel))
return True # processed, filter out
if MODWHEEL_TO_PITCH_FEATURE:
# mod wheel convert to differential pitch modulation
# make it do what pitch wheel does, but without dead middle spot
diff_mod = m_b2 - self.last_modwheel
self.last_modwheel = m_b2
# pitch value see from -8192 to 8191
self.virtual_pitchval += (diff_mod * 64)
if self.virtual_pitchval > 8191: self.virtual_pitchval = 8191
if self.virtual_pitchval < -8192: self.virtual_pitchval = -8192
ev = alsamidi.pitchbendevent(tx_ch, self.virtual_pitchval)
if self.verbose & 4:
print('made:')
print(ev)
fixed_ev = (13,0,0,253, (0,0), (0,0), (0,0), (0,0,0, 0,0, self.virtual_pitchval))
ev = fixed_ev
if self.verbose & 4:
print('fixed:')
print(ev)
#self.mDev.Write(ev) # send out as pitch wheel control
alsaseq.output(ev)
# put out a pitch wheel change based on mod wheel change
if self.verbose & 2:
pr('Filter Mod-Wheel %d, to pitch %d bend' % (self.last_modwheel, self.virtual_pitchval))
return True # processed, filter out
if self.pass_thru:
if self.verbose & 2:
desc = self.mDev.SummaryCC_Desc(m_b1, m_b2)
print('pass thru CC event:' + desc)
#self.mDev.WriteAlsaEvent(alsa_event)
alsaseq.outlast((tx_ch | 0x10, 0,0,0)) # modify first(channel)
elif (m_b0 & 0xf0) == 0x90:
if self.verbose & 2:
print('ch:%d NoteOff:%d Vel:%d' % (rx_ch, m_b1, m_b2))
self.mDev.Write([0x90 | tx_ch, m_b1, m_b2])
elif (m_b0 & 0xf0) == 0x80:
if self.verbose & 2:
print('ch:%d NoteOn:%d Vel:%d' % (rx_ch, m_b1, m_b2))
if MODWHEEL_BANKPROG_KEY_FEATURE:
if self.last_modwheel > 100:
# using top of modwheel to set program(12 choices)
if m_b2 != 0: # velocity: off (only do when key on)
self.key_select = m_b1 % 12 # C-B, 12 choices, any octave
self.ProgBankListSelect(self.key_select)
if self.verbose & 2:
pr('Filter Prog Key')
return True # processed, don't pass thru, filter
if MODWHEEL_TO_PITCH_FEATURE:
if self.virtual_pitchval != 0:
self.virtual_pitchval = 0 # reset it and send out
ev = alsamidi.pitchbendevent(tx_ch, self.virtual_pitchval)
#fixed_ev = (13,0,0,253, (0,0), (28,0), (130,0), (0,0,0, 0,0,0))
ev = fixed_ev
#self.mDev.Write(ev) # send out as pitch wheel control
self.mDev.WriteAlsaEvent(ev)
#alsaseq.output(ev)
# put out a pitch wheel change based on mod wheel change
if self.verbose & 2:
pr('RESET Filter Mod-Wheel %d, to pitch %d bend' % (self.last_modwheel, self.virtual_pitchval))
if self.pass_thru:
if self.verbose & 2:
print('pass thru noteon')
alsaseq.outlast((tx_ch | 0x10, 0,0,0)) # modify first(channel)
else:
if self.verbose & 1:
print('Unhandled event ch:%d Cmd:%d Vel:%d' % (rx_ch, m_b1, m_b2))
if self.pass_thru:
if self.verbose & 2:
print('pass thru event')
#self.mDev.WriteAlsaEvent(alsa_event)
#self.mDev.Write([0x80 | tx_ch, m_b1, m_b2])
alsaseq.outlast((tx_ch | 0x10, 0,0,0)) # modify first(channel)
return True # processed something