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APCmini.py
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APCmini.py
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# -*- coding: utf-8 -*-
from __future__ import with_statement
import Live
from _Framework.ControlSurface import ControlSurface
from _Framework.InputControlElement import * # noqa
from _Framework.ButtonElement import ButtonElement
from _Framework.ButtonMatrixElement import ButtonMatrixElement
from ConfigurableButtonElement import ConfigurableButtonElement
from MainSelectorComponent import MainSelectorComponent
from M4LInterface import M4LInterface
import Settings
SIDE_NOTES = (82, 83, 84, 85, 86, 87, 88, 89)
DRUM_NOTES = (41, 42, 43, 44, 45, 46, 47,
57, 58, 59, 60, 61, 62, 63,
73, 74, 75, 76, 77, 78, 79,
89, 90, 91, 92, 93, 94, 95,
105, 106, 107)
DO_COMBINE = Live.Application.combine_apcs() # requires 8.2 & higher
class APCmini(ControlSurface):
""" Script for Novation's Launchpad Controller """
def __init__(self, c_instance):
live = Live.Application.get_application()
self._live_major_version = live.get_major_version()
self._live_minor_version = live.get_minor_version()
self._live_bugfix_version = live.get_bugfix_version()
ControlSurface.__init__(self, c_instance)
#self._device_selection_follows_track_selection = True
with self.component_guard():
self._suppress_send_midi = True
self._suppress_session_highlight = True
is_momentary = True
self._suggested_input_port = 'Launchpad'
self._suggested_output_port = 'Launchpad'
self._control_is_with_automap = False
self._user_byte_write_button = ButtonElement(is_momentary, MIDI_CC_TYPE, 0, 16) # Apparently this CC is used to enable feedback, ie lighting up buttons that you pressed
self._user_byte_write_button.name = 'User_Byte_Button'
self._user_byte_write_button.send_value(1)
self._user_byte_write_button.add_value_listener(self._user_byte_value)
self._wrote_user_byte = False
self._challenge = Live.Application.get_random_int(0, 400000000) & 2139062143
matrix = ButtonMatrixElement()
matrix.name = 'Button_Matrix'
for row in range(8):
button_row = []
for column in range(8):
button = ConfigurableButtonElement(is_momentary, MIDI_NOTE_TYPE, 0, (7-row) * 8 + column) # APCmini rows are in reverse order from Launchpad
button.name = str(column) + '_Clip_' + str(row) + '_Button'
button_row.append(button)
matrix.add_row(tuple(button_row))
self._config_button = ButtonElement(is_momentary, MIDI_CC_TYPE, 0, 0, optimized_send_midi=False) # Control goes through here on LP, no real equivalent in APCmini (I don't think)
self._config_button.add_value_listener(self._config_value)
top_buttons = [ConfigurableButtonElement(is_momentary, MIDI_NOTE_TYPE, 0, 64 + index) for index in range(8)]
side_buttons = [ConfigurableButtonElement(is_momentary, MIDI_NOTE_TYPE, 0, SIDE_NOTES[index]) for index in range(8)]
top_buttons[0].name = 'Bank_Select_Up_Button'
top_buttons[1].name = 'Bank_Select_Down_Button'
top_buttons[2].name = 'Bank_Select_Left_Button'
top_buttons[3].name = 'Bank_Select_Right_Button'
top_buttons[4].name = 'Session_Button'
top_buttons[5].name = 'User1_Button'
top_buttons[6].name = 'User2_Button'
top_buttons[7].name = 'Mixer_Button'
side_buttons[0].name = 'Vol_Button'
side_buttons[1].name = 'Pan_Button'
side_buttons[2].name = 'SndA_Button'
side_buttons[3].name = 'SndB_Button'
side_buttons[4].name = 'Stop_Button'
side_buttons[5].name = 'Trk_On_Button'
side_buttons[6].name = 'Solo_Button'
side_buttons[7].name = 'Arm_Button'
self._osd = M4LInterface()
self._osd.name = "OSD"
self._selector = MainSelectorComponent(matrix, tuple(top_buttons), tuple(side_buttons), self._config_button, self._osd, self)
self._selector.name = 'Main_Modes'
self._do_combine()
for control in self.controls:
if isinstance(control, ConfigurableButtonElement):
control.add_value_listener(self._button_value)
self.set_highlighting_session_component(self._selector.session_component())
self._suppress_session_highlight = False
self.log_message("LaunchPad95 Loaded !")
def disconnect(self):
self._suppress_send_midi = True
for control in self.controls:
if isinstance(control, ConfigurableButtonElement):
control.remove_value_listener(self._button_value)
self._do_uncombine()
self._selector = None
self._user_byte_write_button.remove_value_listener(self._user_byte_value)
self._config_button.remove_value_listener(self._config_value)
ControlSurface.disconnect(self)
self._suppress_send_midi = False
self._config_button.send_value(32)
self._config_button.send_value(0)
self._config_button = None
self._user_byte_write_button.send_value(0)
self._user_byte_write_button = None
_active_instances = []
#def highlighting_session_component(self):
# " Return the session component showing the ring in Live session "
# return self._selector.session_component()
def _combine_active_instances():
support_devices = False
for instance in APCmini._active_instances:
support_devices |= (instance._device_component != None)
offset = 0
for instance in APCmini._active_instances:
instance._activate_combination_mode(offset, support_devices)
offset += instance._selector._session.width()
_combine_active_instances = staticmethod(_combine_active_instances)
def _activate_combination_mode(self, track_offset, support_devices):
if(Settings.STEPSEQ__LINK_WITH_SESSION):
self._selector._stepseq.link_with_step_offset(track_offset)
if(Settings.SESSION__LINK):
self._selector._session.link_with_track_offset(track_offset)
def _do_combine(self):
if (DO_COMBINE and (self not in APCmini._active_instances)):
APCmini._active_instances.append(self)
APCmini._combine_active_instances()
def _do_uncombine(self):
if self in APCmini._active_instances:
APCmini._active_instances.remove(self)
if(Settings.SESSION__LINK):
self._selector._session.unlink()
if(Settings.STEPSEQ__LINK_WITH_SESSION):
self._selector._stepseq.unlink()
APCmini._combine_active_instances()
def refresh_state(self):
ControlSurface.refresh_state(self)
self.schedule_message(5, self._update_hardware)
def handle_sysex(self, midi_bytes):
# if len(midi_bytes) == 8:
# if midi_bytes[1:5] == (0, 32, 41, 6):
# response = long(midi_bytes[5])
# response += long(midi_bytes[6]) << 8
# if response == Live.Application.encrypt_challenge2(self._challenge):
self._suppress_send_midi = False
self.set_enabled(True)
def build_midi_map(self, midi_map_handle):
ControlSurface.build_midi_map(self, midi_map_handle)
if self._selector.mode_index == 1:
if self._selector._sub_mode_index[self._selector._mode_index] > 0: # disable midi map rebuild for instrument mode to prevent light feedback errors
new_channel = self._selector.channel_for_current_mode()
# self.log_message(str(new_channel))
# for note in DRUM_NOTES:
# self._translate_message(MIDI_NOTE_TYPE, note, 0, note, new_channel)
def _send_midi(self, midi_bytes, optimized=None):
sent_successfully = False
if not self._suppress_send_midi:
sent_successfully = ControlSurface._send_midi(self, midi_bytes, optimized=optimized)
return sent_successfully
def _update_hardware(self):
self._suppress_send_midi = False
self._wrote_user_byte = True
self._user_byte_write_button.send_value(1)
self._suppress_send_midi = True
self.set_enabled(False)
self._suppress_send_midi = False
# self._send_challenge()
self.set_enabled(True) # Enable anyways, without checking
def _send_challenge(self):
for index in range(4):
challenge_byte = self._challenge >> 8 * index & 127
self._send_midi((176, 17 + index, challenge_byte))
def _user_byte_value(self, value):
assert (value in range(128))
if not self._wrote_user_byte:
enabled = (value == 1)
self._control_is_with_automap = not enabled
self._suppress_send_midi = self._control_is_with_automap
if not self._control_is_with_automap:
for control in self.controls:
if isinstance(control, ConfigurableButtonElement):
control.set_force_next_value()
self._selector.set_mode(0)
self.set_enabled(enabled)
self._suppress_send_midi = False
else:
self._wrote_user_byte = False
def _button_value(self, value):
assert value in range(128)
def _config_value(self, value):
assert value in range(128)
def _set_session_highlight(self, track_offset, scene_offset, width, height, include_return_tracks):
if not self._suppress_session_highlight:
ControlSurface._set_session_highlight(self, track_offset, scene_offset, width, height, include_return_tracks)