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Diffstat (limited to 'tmk_core/protocol/midi/midi.c')
-rw-r--r-- | tmk_core/protocol/midi/midi.c | 247 |
1 files changed, 0 insertions, 247 deletions
diff --git a/tmk_core/protocol/midi/midi.c b/tmk_core/protocol/midi/midi.c deleted file mode 100644 index 1ba3e73a40..0000000000 --- a/tmk_core/protocol/midi/midi.c +++ /dev/null @@ -1,247 +0,0 @@ -// midi for embedded chips, -// Copyright 2010 Alex Norman -// -// This file is part of avr-midi. -// -// avr-midi is free software: you can redistribute it and/or modify -// it under the terms of the GNU General Public License as published by -// the Free Software Foundation, either version 3 of the License, or -//(at your option) any later version. -// -// avr-midi is distributed in the hope that it will be useful, -// but WITHOUT ANY WARRANTY; without even the implied warranty of -// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -// GNU General Public License for more details. -// -// You should have received a copy of the GNU General Public License -// along with avr-midi. If not, see <http://www.gnu.org/licenses/>. - -#include "midi.h" -#include <string.h> //for memcpy - -#ifndef MIN -# define MIN(x, y) (((x) < (y)) ? (x) : (y)) -#endif - -#ifndef NULL -# define NULL 0 -#endif - -bool midi_is_statusbyte(uint8_t theByte) { - return (bool)(theByte & MIDI_STATUSMASK); -} - -bool midi_is_realtime(uint8_t theByte) { - return (theByte >= MIDI_CLOCK); -} - -midi_packet_length_t midi_packet_length(uint8_t status) { - switch (status & 0xF0) { - case MIDI_CC: - case MIDI_NOTEON: - case MIDI_NOTEOFF: - case MIDI_AFTERTOUCH: - case MIDI_PITCHBEND: - return THREE; - case MIDI_PROGCHANGE: - case MIDI_CHANPRESSURE: - case MIDI_SONGSELECT: - return TWO; - case 0xF0: - switch (status) { - case MIDI_CLOCK: - case MIDI_TICK: - case MIDI_START: - case MIDI_CONTINUE: - case MIDI_STOP: - case MIDI_ACTIVESENSE: - case MIDI_RESET: - case MIDI_TUNEREQUEST: - return ONE; - case MIDI_SONGPOSITION: - return THREE; - case MIDI_TC_QUARTERFRAME: - case MIDI_SONGSELECT: - return TWO; - case SYSEX_END: - case SYSEX_BEGIN: - default: - return UNDEFINED; - } - default: - return UNDEFINED; - } -} - -void midi_send_cc(MidiDevice* device, uint8_t chan, uint8_t num, uint8_t val) { - // CC Status: 0xB0 to 0xBF where the low nibble is the MIDI channel. - // CC Data: Controller Num, Controller Val - device->send_func(device, 3, MIDI_CC | (chan & MIDI_CHANMASK), num & 0x7F, val & 0x7F); -} - -void midi_send_noteon(MidiDevice* device, uint8_t chan, uint8_t num, uint8_t vel) { - // Note Data: Note Num, Note Velocity - device->send_func(device, 3, MIDI_NOTEON | (chan & MIDI_CHANMASK), num & 0x7F, vel & 0x7F); -} - -void midi_send_noteoff(MidiDevice* device, uint8_t chan, uint8_t num, uint8_t vel) { - // Note Data: Note Num, Note Velocity - device->send_func(device, 3, MIDI_NOTEOFF | (chan & MIDI_CHANMASK), num & 0x7F, vel & 0x7F); -} - -void midi_send_aftertouch(MidiDevice* device, uint8_t chan, uint8_t note_num, uint8_t amt) { - device->send_func(device, 3, MIDI_AFTERTOUCH | (chan & MIDI_CHANMASK), note_num & 0x7F, amt & 0x7F); -} - -// XXX does this work right? -// amt in range -0x2000, 0x1fff -// uAmt should be in range.. -// 0x0000 to 0x3FFF -void midi_send_pitchbend(MidiDevice* device, uint8_t chan, int16_t amt) { - uint16_t uAmt; - // check range - if (amt > 0x1fff) { - uAmt = 0x3FFF; - } else if (amt < -0x2000) { - uAmt = 0; - } else { - uAmt = amt + 0x2000; - } - device->send_func(device, 3, MIDI_PITCHBEND | (chan & MIDI_CHANMASK), uAmt & 0x7F, (uAmt >> 7) & 0x7F); -} - -void midi_send_programchange(MidiDevice* device, uint8_t chan, uint8_t num) { - device->send_func(device, 2, MIDI_PROGCHANGE | (chan & MIDI_CHANMASK), num & 0x7F, 0); -} - -void midi_send_channelpressure(MidiDevice* device, uint8_t chan, uint8_t amt) { - device->send_func(device, 2, MIDI_CHANPRESSURE | (chan & MIDI_CHANMASK), amt & 0x7F, 0); -} - -void midi_send_clock(MidiDevice* device) { - device->send_func(device, 1, MIDI_CLOCK, 0, 0); -} - -void midi_send_tick(MidiDevice* device) { - device->send_func(device, 1, MIDI_TICK, 0, 0); -} - -void midi_send_start(MidiDevice* device) { - device->send_func(device, 1, MIDI_START, 0, 0); -} - -void midi_send_continue(MidiDevice* device) { - device->send_func(device, 1, MIDI_CONTINUE, 0, 0); -} - -void midi_send_stop(MidiDevice* device) { - device->send_func(device, 1, MIDI_STOP, 0, 0); -} - -void midi_send_activesense(MidiDevice* device) { - device->send_func(device, 1, MIDI_ACTIVESENSE, 0, 0); -} - -void midi_send_reset(MidiDevice* device) { - device->send_func(device, 1, MIDI_RESET, 0, 0); -} - -void midi_send_tcquarterframe(MidiDevice* device, uint8_t time) { - device->send_func(device, 2, MIDI_TC_QUARTERFRAME, time & 0x7F, 0); -} - -// XXX is this right? -void midi_send_songposition(MidiDevice* device, uint16_t pos) { - device->send_func(device, 3, MIDI_SONGPOSITION, pos & 0x7F, (pos >> 7) & 0x7F); -} - -void midi_send_songselect(MidiDevice* device, uint8_t song) { - device->send_func(device, 2, MIDI_SONGSELECT, song & 0x7F, 0); -} - -void midi_send_tunerequest(MidiDevice* device) { - device->send_func(device, 1, MIDI_TUNEREQUEST, 0, 0); -} - -void midi_send_byte(MidiDevice* device, uint8_t b) { - device->send_func(device, 1, b, 0, 0); -} - -void midi_send_data(MidiDevice* device, uint16_t count, uint8_t byte0, uint8_t byte1, uint8_t byte2) { - // ensure that the count passed along is always 3 or lower - if (count > 3) { - // TODO how to do this correctly? - } - device->send_func(device, count, byte0, byte1, byte2); -} - -void midi_send_array(MidiDevice* device, uint16_t count, uint8_t* array) { - uint16_t i; - for (i = 0; i < count; i += 3) { - uint8_t b[3] = {0, 0, 0}; - uint16_t to_send = count - i; - to_send = (to_send > 3) ? 3 : to_send; - memcpy(b, array + i, to_send); - midi_send_data(device, to_send, b[0], b[1], b[2]); - } -} - -void midi_register_cc_callback(MidiDevice* device, midi_three_byte_func_t func) { - device->input_cc_callback = func; -} - -void midi_register_noteon_callback(MidiDevice* device, midi_three_byte_func_t func) { - device->input_noteon_callback = func; -} - -void midi_register_noteoff_callback(MidiDevice* device, midi_three_byte_func_t func) { - device->input_noteoff_callback = func; -} - -void midi_register_aftertouch_callback(MidiDevice* device, midi_three_byte_func_t func) { - device->input_aftertouch_callback = func; -} - -void midi_register_pitchbend_callback(MidiDevice* device, midi_three_byte_func_t func) { - device->input_pitchbend_callback = func; -} - -void midi_register_songposition_callback(MidiDevice* device, midi_three_byte_func_t func) { - device->input_songposition_callback = func; -} - -void midi_register_progchange_callback(MidiDevice* device, midi_two_byte_func_t func) { - device->input_progchange_callback = func; -} - -void midi_register_chanpressure_callback(MidiDevice* device, midi_two_byte_func_t func) { - device->input_chanpressure_callback = func; -} - -void midi_register_songselect_callback(MidiDevice* device, midi_two_byte_func_t func) { - device->input_songselect_callback = func; -} - -void midi_register_tc_quarterframe_callback(MidiDevice* device, midi_two_byte_func_t func) { - device->input_tc_quarterframe_callback = func; -} - -void midi_register_realtime_callback(MidiDevice* device, midi_one_byte_func_t func) { - device->input_realtime_callback = func; -} - -void midi_register_tunerequest_callback(MidiDevice* device, midi_one_byte_func_t func) { - device->input_tunerequest_callback = func; -} - -void midi_register_sysex_callback(MidiDevice* device, midi_sysex_func_t func) { - device->input_sysex_callback = func; -} - -void midi_register_fallthrough_callback(MidiDevice* device, midi_var_byte_func_t func) { - device->input_fallthrough_callback = func; -} - -void midi_register_catchall_callback(MidiDevice* device, midi_var_byte_func_t func) { - device->input_catchall_callback = func; -} |