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* LinuxSampler - modular, streaming capable sampler * |
* LinuxSampler - modular, streaming capable sampler * |
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* * |
* * |
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* Copyright (C) 2003, 2004 by Benno Senoner and Christian Schoenebeck * |
* Copyright (C) 2003, 2004 by Benno Senoner and Christian Schoenebeck * |
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* Copyright (C) 2005 - 2007 Christian Schoenebeck * |
* Copyright (C) 2005 - 2020 Christian Schoenebeck * |
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* * |
* * |
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* This program is free software; you can redistribute it and/or modify * |
* This program is free software; you can redistribute it and/or modify * |
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* it under the terms of the GNU General Public License as published by * |
* it under the terms of the GNU General Public License as published by * |
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#include <algorithm> |
#include <algorithm> |
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#include "../Sampler.h" |
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#include "../common/global_private.h" |
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#include "../drivers/midi/MidiInstrumentMapper.h" |
#include "../drivers/midi/MidiInstrumentMapper.h" |
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#include "../common/atomic.h" |
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#define NO_MIDI_INSTRUMENT_MAP -1 |
#define NO_MIDI_INSTRUMENT_MAP -1 |
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#define DEFAULT_MIDI_INSTRUMENT_MAP -2 |
#define DEFAULT_MIDI_INSTRUMENT_MAP -2 |
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namespace LinuxSampler { |
namespace LinuxSampler { |
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EngineChannel::EngineChannel() { |
struct EngineChannel::private_data_t { |
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iMute = 0; |
int iMute; |
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bSolo = false; |
bool bSolo; |
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uiMidiBankMsb = 0; |
uint8_t uiMidiProgram; |
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uiMidiBankLsb = 0; |
uint8_t uiMidiBankMsb; |
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uiMidiProgram = 0; |
uint8_t uiMidiBankLsb; |
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bProgramChangeReceived = bMidiBankMsbReceived = bMidiBankLsbReceived = false; |
uint8_t uiMidiRpnMsb; ///< MIDI Registered Parameter Number (upper 7 bits / coarse) |
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iMidiInstrumentMap = NO_MIDI_INSTRUMENT_MAP; |
uint8_t uiMidiRpnLsb; ///< MIDI Registered Parameter Number (lower 7 bits / fine) |
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ResetMidiRpnController(); |
uint8_t uiMidiNrpnMsb; ///< MIDI Non-Registered Parameter Number (upper 7 bits / coarse) |
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uint8_t uiMidiNrpnLsb; ///< MIDI Non-Registered Parameter Number (lower 7 bits / fine) |
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bool bMidiBankMsbReceived; |
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bool bMidiBankLsbReceived; |
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bool bProgramChangeReceived; |
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bool bMidiRpnReceived; |
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bool bMidiNrpnReceived; |
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int iMidiInstrumentMap; |
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atomic_t voiceCount; |
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atomic_t diskStreamCount; |
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SamplerChannel* pSamplerChannel; |
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ListenerList<FxSendCountListener*> llFxSendCountListeners; |
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}; |
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EngineChannel::EngineChannel() : p(new private_data_t) { |
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p->iMute = 0; |
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p->bSolo = false; |
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p->uiMidiBankMsb = 0; |
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p->uiMidiBankLsb = 0; |
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p->uiMidiProgram = 0; |
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p->bProgramChangeReceived = |
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p->bMidiBankMsbReceived = |
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p->bMidiBankLsbReceived = false; |
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p->iMidiInstrumentMap = NO_MIDI_INSTRUMENT_MAP; |
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SetVoiceCount(0); |
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SetDiskStreamCount(0); |
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p->pSamplerChannel = NULL; |
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ResetMidiRpnParameter(); |
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ResetMidiNrpnParameter(); |
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} |
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EngineChannel::~EngineChannel() { |
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delete p; |
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} |
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/** |
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* Sometimes an instrument is splitted over several files. For example |
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* the GigaStudio format may split an instrument over a certain amount |
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* of files like: "Foo.gig", "Foo.gx01", "Foo.gx02", ... |
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* This method allows to retrieve the whole list of files that is used |
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* for the currently loaded instrument on this engine channel. |
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* Calling this method with index 0 is equivalent as calling the equal |
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* named method without any argument. |
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* |
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* @param index - index of sought file name (0, 1, 2, ...) |
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* @returns file name or empty string if index out of bounds |
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*/ |
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String EngineChannel::InstrumentFileName(int index) { |
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return (index == 0) ? InstrumentFileName() : ""; |
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} |
} |
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void EngineChannel::SetMute(int state) throw (Exception) { |
void EngineChannel::SetMute(int state) throw (Exception) { |
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if(iMute == state) return; |
if (p->iMute == state) return; |
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if(state < -1 || state > 1) |
if (state < -1 || state > 1) |
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throw Exception("Invalid Mute state: " + ToString(state)); |
throw Exception("Invalid Mute state: " + ToString(state)); |
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iMute = state; |
p->iMute = state; |
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StatusChanged(true); |
StatusChanged(true); |
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} |
} |
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int EngineChannel::GetMute() { |
int EngineChannel::GetMute() { |
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return iMute; |
return p->iMute; |
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} |
} |
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void EngineChannel::SetSolo(bool solo) { |
void EngineChannel::SetSolo(bool solo) { |
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if(bSolo == solo) return; |
if (p->bSolo == solo) return; |
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bSolo = solo; |
p->bSolo = solo; |
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StatusChanged(true); |
StatusChanged(true); |
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} |
} |
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bool EngineChannel::GetSolo() { |
bool EngineChannel::GetSolo() { |
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return bSolo; |
return p->bSolo; |
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} |
} |
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/* |
/* |
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*/ |
*/ |
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uint8_t EngineChannel::GetMidiProgram() { |
uint8_t EngineChannel::GetMidiProgram() { |
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return uiMidiProgram; // AFAIK atomic on all systems |
return p->uiMidiProgram; // AFAIK atomic on all systems |
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} |
} |
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void EngineChannel::SetMidiProgram(uint8_t Program) { |
void EngineChannel::SetMidiProgram(uint8_t Program) { |
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bProgramChangeReceived = true; |
p->bProgramChangeReceived = true; |
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uiMidiProgram = Program; // AFAIK atomic on all systems |
p->uiMidiProgram = Program; // AFAIK atomic on all systems |
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} |
} |
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uint8_t EngineChannel::GetMidiBankMsb() { |
uint8_t EngineChannel::GetMidiBankMsb() { |
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return (bMidiBankMsbReceived && bMidiBankLsbReceived) ? uiMidiBankMsb : 0; |
return (p->bMidiBankMsbReceived && p->bMidiBankLsbReceived) |
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? p->uiMidiBankMsb : 0; |
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} |
} |
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void EngineChannel::SetMidiBankMsb(uint8_t BankMSB) { |
void EngineChannel::SetMidiBankMsb(uint8_t BankMSB) { |
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if (bProgramChangeReceived) |
if (p->bProgramChangeReceived) { |
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bProgramChangeReceived = bMidiBankLsbReceived = false; |
p->bProgramChangeReceived = |
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bMidiBankMsbReceived = true; |
p->bMidiBankLsbReceived = false; |
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uiMidiBankMsb = BankMSB; // AFAIK atomic on all systems |
} |
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p->bMidiBankMsbReceived = true; |
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p->uiMidiBankMsb = BankMSB; // AFAIK atomic on all systems |
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} |
} |
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uint8_t EngineChannel::GetMidiBankLsb() { |
uint8_t EngineChannel::GetMidiBankLsb() { |
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return (!bMidiBankMsbReceived && !bMidiBankLsbReceived) |
return (!p->bMidiBankMsbReceived && !p->bMidiBankLsbReceived) |
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? 0 |
? 0 |
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: (bMidiBankMsbReceived && !bMidiBankLsbReceived) |
: (p->bMidiBankMsbReceived && !p->bMidiBankLsbReceived) |
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? uiMidiBankMsb |
? p->uiMidiBankMsb |
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: uiMidiBankLsb; |
: p->uiMidiBankLsb; |
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} |
} |
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void EngineChannel::SetMidiBankLsb(uint8_t BankLSB) { |
void EngineChannel::SetMidiBankLsb(uint8_t BankLSB) { |
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if (bProgramChangeReceived) |
if (p->bProgramChangeReceived) { |
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bProgramChangeReceived = bMidiBankMsbReceived = false; |
p->bProgramChangeReceived = |
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bMidiBankLsbReceived = true; |
p->bMidiBankMsbReceived = false; |
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uiMidiBankLsb = BankLSB; // AFAIK atomic on all systems |
} |
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p->bMidiBankLsbReceived = true; |
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p->uiMidiBankLsb = BankLSB; // AFAIK atomic on all systems |
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} |
} |
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bool EngineChannel::UsesNoMidiInstrumentMap() { |
bool EngineChannel::UsesNoMidiInstrumentMap() { |
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return (iMidiInstrumentMap == NO_MIDI_INSTRUMENT_MAP); |
return (p->iMidiInstrumentMap == NO_MIDI_INSTRUMENT_MAP); |
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} |
} |
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bool EngineChannel::UsesDefaultMidiInstrumentMap() { |
bool EngineChannel::UsesDefaultMidiInstrumentMap() { |
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return (iMidiInstrumentMap == DEFAULT_MIDI_INSTRUMENT_MAP); |
return (p->iMidiInstrumentMap == DEFAULT_MIDI_INSTRUMENT_MAP); |
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} |
} |
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int EngineChannel::GetMidiInstrumentMap() throw (Exception) { |
int EngineChannel::GetMidiInstrumentMap() throw (Exception) { |
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throw Exception("EngineChannel is using default MIDI instrument map"); |
throw Exception("EngineChannel is using default MIDI instrument map"); |
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// check if the stored map still exists in the MIDI instrument mapper |
// check if the stored map still exists in the MIDI instrument mapper |
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std::vector<int> maps = MidiInstrumentMapper::Maps(); |
std::vector<int> maps = MidiInstrumentMapper::Maps(); |
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if (find(maps.begin(), maps.end(), iMidiInstrumentMap) == maps.end()) { |
if (find(maps.begin(), maps.end(), p->iMidiInstrumentMap) == maps.end()) { |
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// it doesn't exist anymore, so fall back to NONE and throw an exception |
// it doesn't exist anymore, so fall back to NONE and throw an exception |
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iMidiInstrumentMap = NO_MIDI_INSTRUMENT_MAP; |
p->iMidiInstrumentMap = NO_MIDI_INSTRUMENT_MAP; |
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throw Exception("Assigned MIDI instrument map doesn't exist anymore, falling back to NONE"); |
throw Exception("Assigned MIDI instrument map doesn't exist anymore, falling back to NONE"); |
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} |
} |
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return iMidiInstrumentMap; |
return p->iMidiInstrumentMap; |
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} |
} |
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void EngineChannel::SetMidiInstrumentMapToNone() { |
void EngineChannel::SetMidiInstrumentMapToNone() { |
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if (iMidiInstrumentMap == NO_MIDI_INSTRUMENT_MAP) return; |
if (p->iMidiInstrumentMap == NO_MIDI_INSTRUMENT_MAP) return; |
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iMidiInstrumentMap = NO_MIDI_INSTRUMENT_MAP; |
p->iMidiInstrumentMap = NO_MIDI_INSTRUMENT_MAP; |
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StatusChanged(true); |
StatusChanged(true); |
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} |
} |
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void EngineChannel::SetMidiInstrumentMapToDefault() { |
void EngineChannel::SetMidiInstrumentMapToDefault() { |
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if (iMidiInstrumentMap == DEFAULT_MIDI_INSTRUMENT_MAP) return; |
if (p->iMidiInstrumentMap == DEFAULT_MIDI_INSTRUMENT_MAP) return; |
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iMidiInstrumentMap = DEFAULT_MIDI_INSTRUMENT_MAP; |
p->iMidiInstrumentMap = DEFAULT_MIDI_INSTRUMENT_MAP; |
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StatusChanged(true); |
StatusChanged(true); |
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} |
} |
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void EngineChannel::SetMidiInstrumentMap(int MidiMap) throw (Exception) { |
void EngineChannel::SetMidiInstrumentMap(int MidiMap) throw (Exception) { |
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if (iMidiInstrumentMap == MidiMap) return; |
if (p->iMidiInstrumentMap == MidiMap) return; |
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// check if given map actually exists in the MIDI instrument mapper |
// check if given map actually exists in the MIDI instrument mapper |
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std::vector<int> maps = MidiInstrumentMapper::Maps(); |
std::vector<int> maps = MidiInstrumentMapper::Maps(); |
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if (find(maps.begin(), maps.end(), MidiMap) == maps.end()) |
if (find(maps.begin(), maps.end(), MidiMap) == maps.end()) |
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throw Exception("MIDI instrument map doesn't exist"); |
throw Exception("MIDI instrument map doesn't exist"); |
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iMidiInstrumentMap = MidiMap; // assign the new map ID |
p->iMidiInstrumentMap = MidiMap; // assign the new map ID |
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StatusChanged(true); |
StatusChanged(true); |
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} |
} |
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void EngineChannel::SetMidiRpnControllerMsb(uint8_t CtrlMSB) { |
// RPNs ... |
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uiMidiRpnMsb = CtrlMSB; |
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bMidiRpnReceived = true; |
void EngineChannel::SetMidiRpnParameterMsb(uint8_t ParamMSB) { |
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p->uiMidiRpnMsb = ParamMSB & 127; |
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p->bMidiRpnReceived = true; |
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} |
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void EngineChannel::SetMidiRpnControllerMsb(uint8_t CtrlMSB) { // deprecated API |
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SetMidiRpnParameterMsb(CtrlMSB); |
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} |
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void EngineChannel::SetMidiRpnParameterLsb(uint8_t ParamLSB) { |
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p->uiMidiRpnLsb = ParamLSB & 127; |
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p->bMidiRpnReceived = true; |
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} |
} |
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void EngineChannel::SetMidiRpnControllerLsb(uint8_t CtrlLSB) { |
void EngineChannel::SetMidiRpnControllerLsb(uint8_t CtrlLSB) { // deprecated API |
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uiMidiRpnLsb = CtrlLSB; |
SetMidiRpnParameterLsb(CtrlLSB); |
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bMidiRpnReceived = true; |
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} |
} |
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void EngineChannel::ResetMidiRpnController() { |
void EngineChannel::ResetMidiRpnParameter() { |
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uiMidiRpnMsb = uiMidiRpnLsb = 0; |
p->uiMidiRpnMsb = p->uiMidiRpnLsb = 0; |
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bMidiRpnReceived = false; |
p->bMidiRpnReceived = false; |
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} |
} |
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int EngineChannel::GetMidiRpnController() { |
void EngineChannel::ResetMidiRpnController() { // deprecated API |
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return (bMidiRpnReceived) ? (uiMidiRpnMsb << 8) | uiMidiRpnLsb : -1; |
ResetMidiRpnParameter(); |
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} |
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int EngineChannel::GetMidiRpnParameter() { |
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return (p->bMidiRpnReceived) ? |
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(p->uiMidiRpnMsb << 7) | p->uiMidiRpnLsb : -1; |
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} |
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int EngineChannel::GetMidiRpnController() { // deprecated API |
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return (p->bMidiRpnReceived) ? |
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(p->uiMidiRpnMsb << 8) | p->uiMidiRpnLsb : -1; |
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} |
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// NRPNs ... |
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void EngineChannel::SetMidiNrpnParameterMsb(uint8_t ParamMSB) { |
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p->uiMidiNrpnMsb = ParamMSB & 127; |
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p->bMidiNrpnReceived = true; |
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} |
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void EngineChannel::SetMidiNrpnControllerMsb(uint8_t CtrlMSB) { // deprecated API |
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SetMidiNrpnParameterMsb(CtrlMSB); |
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} |
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void EngineChannel::SetMidiNrpnParameterLsb(uint8_t ParamLSB) { |
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p->uiMidiNrpnLsb = ParamLSB & 127; |
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p->bMidiNrpnReceived = true; |
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} |
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void EngineChannel::SetMidiNrpnControllerLsb(uint8_t CtrlLSB) { // deprecated API |
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SetMidiNrpnParameterLsb(CtrlLSB); |
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} |
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void EngineChannel::ResetMidiNrpnParameter() { |
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p->uiMidiNrpnMsb = p->uiMidiNrpnLsb = 0; |
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p->bMidiNrpnReceived = false; |
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} |
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void EngineChannel::ResetMidiNrpnController() { // deprecated API |
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ResetMidiNrpnParameter(); |
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} |
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int EngineChannel::GetMidiNrpnParameter() { |
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return (p->bMidiNrpnReceived) ? |
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(p->uiMidiNrpnMsb << 7) | p->uiMidiNrpnLsb : -1; |
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} |
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int EngineChannel::GetMidiNrpnController() { // deprecated API |
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return (p->bMidiNrpnReceived) ? |
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(p->uiMidiNrpnMsb << 8) | p->uiMidiNrpnLsb : -1; |
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} |
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uint EngineChannel::GetVoiceCount() { |
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return atomic_read(&p->voiceCount); |
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} |
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void EngineChannel::SetVoiceCount(uint Voices) { |
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atomic_set(&p->voiceCount, Voices); |
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} |
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uint EngineChannel::GetDiskStreamCount() { |
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return atomic_read(&p->diskStreamCount); |
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} |
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void EngineChannel::SetDiskStreamCount(uint Streams) { |
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atomic_set(&p->diskStreamCount, Streams); |
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} |
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SamplerChannel* EngineChannel::GetSamplerChannel() { |
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if (p->pSamplerChannel == NULL) { |
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std::cerr << "EngineChannel::GetSamplerChannel(): pSamplerChannel is NULL, this is a bug!\n" << std::flush; |
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} |
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return p->pSamplerChannel; |
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} |
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void EngineChannel::SetSamplerChannel(SamplerChannel* pChannel) { |
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p->pSamplerChannel = pChannel; |
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} |
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Sampler* EngineChannel::GetSampler() { |
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if (GetSamplerChannel() == NULL) return NULL; |
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return GetSamplerChannel()->GetSampler(); |
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} |
} |
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void EngineChannel::AddFxSendCountListener(FxSendCountListener* l) { |
void EngineChannel::AddFxSendCountListener(FxSendCountListener* l) { |
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llFxSendCountListeners.AddListener(l); |
p->llFxSendCountListeners.AddListener(l); |
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} |
} |
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void EngineChannel::RemoveFxSendCountListener(FxSendCountListener* l) { |
void EngineChannel::RemoveFxSendCountListener(FxSendCountListener* l) { |
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llFxSendCountListeners.RemoveListener(l); |
p->llFxSendCountListeners.RemoveListener(l); |
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} |
} |
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void EngineChannel::RemoveAllFxSendCountListeners() { |
void EngineChannel::RemoveAllFxSendCountListeners() { |
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llFxSendCountListeners.RemoveAllListeners(); |
p->llFxSendCountListeners.RemoveAllListeners(); |
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} |
} |
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void EngineChannel::fireFxSendCountChanged(int ChannelId, int NewCount) { |
void EngineChannel::fireFxSendCountChanged(int ChannelId, int NewCount) { |
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for (int i = 0; i < llFxSendCountListeners.GetListenerCount(); i++) { |
for (int i = 0; i < p->llFxSendCountListeners.GetListenerCount(); i++) { |
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llFxSendCountListeners.GetListener(i)->FxSendCountChanged(ChannelId, NewCount); |
p->llFxSendCountListeners.GetListener(i)->FxSendCountChanged(ChannelId, NewCount); |
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} |
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} |
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void EngineChannel::ExecuteProgramChange(uint32_t Program) { |
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uint8_t hb = (Program >> 16) & 0xff; |
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uint8_t lb = (Program >> 8) & 0xff; |
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uint8_t pc = Program & 0x7f; |
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dmsg(1,("Received MIDI program change (msb=%d) (lsb=%d) (prog=%d)\n", hb ,lb, pc)); |
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std::vector<int> maps = MidiInstrumentMapper::Maps(); |
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if (maps.empty()) return; |
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if (UsesNoMidiInstrumentMap()) return; |
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if (MidiInstrumentMapper::GetMapCount() == 0) return; |
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// retrieve the MIDI instrument map this engine channel is assigned to |
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int iMapID = (UsesDefaultMidiInstrumentMap()) |
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? MidiInstrumentMapper::GetDefaultMap() /*default*/ : GetMidiInstrumentMap(); |
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// is there an entry for this MIDI bank&prog pair in that map? |
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midi_prog_index_t midiIndex; |
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midiIndex.midi_bank_msb = hb; |
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midiIndex.midi_bank_lsb = lb; |
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midiIndex.midi_prog = pc; |
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optional<MidiInstrumentMapper::entry_t> mapping = |
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MidiInstrumentMapper::GetEntry(iMapID, midiIndex); |
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if (mapping) { // if mapping exists ... |
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InstrumentManager::instrument_id_t id; |
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id.FileName = mapping->InstrumentFile; |
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id.Index = mapping->InstrumentIndex; |
378 |
|
//TODO: we should switch the engine type here |
379 |
|
InstrumentManager::LoadInstrumentInBackground(id, this); |
380 |
|
Volume(mapping->Volume); |
381 |
} |
} |
382 |
} |
} |
383 |
|
|