171 lines
5.1 KiB
C++
171 lines
5.1 KiB
C++
/*
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* MIDIEvents.h
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* ------------
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* Purpose: MIDI event handling, event lists, ...
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* Notes : (currently none)
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* Authors: OpenMPT Devs
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* The OpenMPT source code is released under the BSD license. Read LICENSE for more details.
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*/
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#pragma once
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#include "BuildSettings.h"
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OPENMPT_NAMESPACE_BEGIN
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// MIDI related enums and helper functions
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namespace MIDIEvents
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{
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// MIDI Event Types
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enum EventType
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{
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evNoteOff = 0x8, // Note Off event
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evNoteOn = 0x9, // Note On event
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evPolyAftertouch = 0xA, // Poly Aftertouch / Poly Pressure event
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evControllerChange = 0xB, // Controller Change (see MidiCC enum)
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evProgramChange = 0xC, // Program Change
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evChannelAftertouch = 0xD, // Channel Aftertouch
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evPitchBend = 0xE, // Pitchbend event (see PitchBend enum)
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evSystem = 0xF, // System event (see SystemEvent enum)
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};
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// System Events (Fx ...)
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enum SystemEvent
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{
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sysExStart = 0x0, // Begin of System Exclusive message
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sysQuarterFrame = 0x1, // Quarter Frame Message
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sysPositionPointer = 0x2, // Song Position Pointer
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sysSongSelect = 0x3, // Song Select
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sysTuneRequest = 0x6, // Tune Request
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sysExEnd = 0x7, // End of System Exclusive message
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sysMIDIClock = 0x8, // MIDI Clock event
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sysMIDITick = 0x9, // MIDI Tick event
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sysStart = 0xA, // Start Song
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sysContinue = 0xB, // Continue Song
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sysStop = 0xC, // Stop Song
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sysActiveSense = 0xE, // Active Sense Message
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sysReset = 0xF, // Reset Device
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};
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// MIDI Pitchbend Constants
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enum PitchBend
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{
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pitchBendMin = 0x00,
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pitchBendCentre = 0x2000,
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pitchBendMax = 0x3FFF
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};
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// MIDI Continuous Controller Codes
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// http://home.roadrunner.com/~jgglatt/tech/midispec/ctllist.htm
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enum MidiCC
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{
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MIDICC_start = 0,
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MIDICC_BankSelect_Coarse = MIDICC_start,
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MIDICC_ModulationWheel_Coarse = 1,
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MIDICC_Breathcontroller_Coarse = 2,
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MIDICC_FootPedal_Coarse = 4,
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MIDICC_PortamentoTime_Coarse = 5,
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MIDICC_DataEntry_Coarse = 6,
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MIDICC_Volume_Coarse = 7,
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MIDICC_Balance_Coarse = 8,
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MIDICC_Panposition_Coarse = 10,
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MIDICC_Expression_Coarse = 11,
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MIDICC_EffectControl1_Coarse = 12,
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MIDICC_EffectControl2_Coarse = 13,
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MIDICC_GeneralPurposeSlider1 = 16,
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MIDICC_GeneralPurposeSlider2 = 17,
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MIDICC_GeneralPurposeSlider3 = 18,
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MIDICC_GeneralPurposeSlider4 = 19,
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MIDICC_BankSelect_Fine = 32,
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MIDICC_ModulationWheel_Fine = 33,
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MIDICC_Breathcontroller_Fine = 34,
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MIDICC_FootPedal_Fine = 36,
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MIDICC_PortamentoTime_Fine = 37,
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MIDICC_DataEntry_Fine = 38,
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MIDICC_Volume_Fine = 39,
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MIDICC_Balance_Fine = 40,
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MIDICC_Panposition_Fine = 42,
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MIDICC_Expression_Fine = 43,
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MIDICC_EffectControl1_Fine = 44,
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MIDICC_EffectControl2_Fine = 45,
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MIDICC_HoldPedal_OnOff = 64,
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MIDICC_Portamento_OnOff = 65,
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MIDICC_SustenutoPedal_OnOff = 66,
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MIDICC_SoftPedal_OnOff = 67,
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MIDICC_LegatoPedal_OnOff = 68,
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MIDICC_Hold2Pedal_OnOff = 69,
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MIDICC_SoundVariation = 70,
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MIDICC_SoundTimbre = 71,
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MIDICC_SoundReleaseTime = 72,
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MIDICC_SoundAttackTime = 73,
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MIDICC_SoundBrightness = 74,
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MIDICC_SoundControl6 = 75,
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MIDICC_SoundControl7 = 76,
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MIDICC_SoundControl8 = 77,
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MIDICC_SoundControl9 = 78,
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MIDICC_SoundControl10 = 79,
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MIDICC_GeneralPurposeButton1_OnOff = 80,
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MIDICC_GeneralPurposeButton2_OnOff = 81,
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MIDICC_GeneralPurposeButton3_OnOff = 82,
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MIDICC_GeneralPurposeButton4_OnOff = 83,
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MIDICC_EffectsLevel = 91,
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MIDICC_TremoloLevel = 92,
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MIDICC_ChorusLevel = 93,
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MIDICC_CelesteLevel = 94,
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MIDICC_PhaserLevel = 95,
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MIDICC_DataButtonincrement = 96,
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MIDICC_DataButtondecrement = 97,
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MIDICC_NonRegisteredParameter_Fine = 98,
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MIDICC_NonRegisteredParameter_Coarse = 99,
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MIDICC_RegisteredParameter_Fine = 100,
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MIDICC_RegisteredParameter_Coarse = 101,
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MIDICC_AllSoundOff = 120,
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MIDICC_AllControllersOff = 121,
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MIDICC_LocalKeyboard_OnOff = 122,
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MIDICC_AllNotesOff = 123,
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MIDICC_OmniModeOff = 124,
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MIDICC_OmniModeOn = 125,
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MIDICC_MonoOperation = 126,
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MIDICC_PolyOperation = 127,
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MIDICC_end = MIDICC_PolyOperation,
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};
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// MIDI CC Names
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extern const char* const MidiCCNames[MIDICC_end + 1];
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// Build a generic MIDI event
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uint32 Event(EventType eventType, uint8 midiChannel, uint8 dataByte1, uint8 dataByte2);
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// Build a MIDI CC event
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uint32 CC(MidiCC midiCC, uint8 midiChannel, uint8 param);
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// Build a MIDI Pitchbend event
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uint32 PitchBend(uint8 midiChannel, uint16 bendAmount);
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// Build a MIDI Program Change event
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uint32 ProgramChange(uint8 midiChannel, uint8 program);
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// Build a MIDI Note Off event
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uint32 NoteOff(uint8 midiChannel, uint8 note, uint8 velocity);
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// Build a MIDI Note On event
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uint32 NoteOn(uint8 midiChannel, uint8 note, uint8 velocity);
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// Build a MIDI System Event
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uint8 System(SystemEvent eventType);
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// Get MIDI channel from a MIDI event
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uint8 GetChannelFromEvent(uint32 midiMsg);
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// Get MIDI Event type from a MIDI event
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EventType GetTypeFromEvent(uint32 midiMsg);
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// Get first data byte from a MIDI event
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uint8 GetDataByte1FromEvent(uint32 midiMsg);
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// Get second data byte from a MIDI event
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uint8 GetDataByte2FromEvent(uint32 midiMsg);
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// Get the length of a MIDI event in bytes
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uint8 GetEventLength(uint8 firstByte);
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}
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OPENMPT_NAMESPACE_END
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