// -*- c-basic-offset: 4 -*- /* Rosegarden A sequencer and musical notation editor. This program is Copyright 2000-2008 Guillaume Laurent , Chris Cannam , Richard Bown The moral right of the authors to claim authorship of this work has been asserted. This program 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 2 of the License, or (at your option) any later version. See the file COPYING included with this distribution for more information. */ #ifndef _INSTRUMENT_H_ #define _INSTRUMENT_H_ #include #include #include "XmlExportable.h" #include "MidiProgram.h" // An Instrument connects a Track (which itself contains // a list of Segments) to a device that can play that // Track. // // An Instrument is either MIDI or Audio (or whatever else // we decide to implement). // // namespace Rosegarden { // plugins class AudioPluginInstance; typedef std::vector::iterator PluginInstanceIterator; typedef std::vector > StaticControllers; typedef std::vector >::iterator StaticControllerIterator; typedef std::vector >::const_iterator StaticControllerConstIterator; // Instrument number groups // const InstrumentId SystemInstrumentBase = 0; const InstrumentId AudioInstrumentBase = 1000; const InstrumentId MidiInstrumentBase = 2000; const InstrumentId SoftSynthInstrumentBase = 10000; const unsigned int AudioInstrumentCount = 16; const unsigned int SoftSynthInstrumentCount = 24; const MidiByte MidiMaxValue = 127; const MidiByte MidiMidValue = 64; const MidiByte MidiMinValue = 0; typedef unsigned int BussId; // Predeclare Device // class Device; class PluginContainer { public: static const unsigned int PLUGIN_COUNT; // for non-synth plugins PluginInstanceIterator beginPlugins() { return m_audioPlugins.begin(); } PluginInstanceIterator endPlugins() { return m_audioPlugins.end(); } // Plugin management // void addPlugin(AudioPluginInstance *instance); bool removePlugin(unsigned int position); void clearPlugins(); void emptyPlugins(); // empty the plugins but don't clear them down // Get a plugin for this container // AudioPluginInstance* getPlugin(unsigned int position); virtual unsigned int getId() const = 0; virtual std::string getName() const = 0; virtual std::string getPresentationName() const = 0; protected: PluginContainer(bool havePlugins); virtual ~PluginContainer(); std::vector m_audioPlugins; }; class Instrument : public XmlExportable, public PluginContainer { public: static const unsigned int SYNTH_PLUGIN_POSITION; enum InstrumentType { Midi, Audio, SoftSynth }; Instrument(InstrumentId id, InstrumentType it, const std::string &name, Device *device); Instrument(InstrumentId id, InstrumentType it, const std::string &name, MidiByte channel, Device *device); // Copy constructor and assignment // Instrument(const Instrument &); Instrument &operator=(const Instrument &); ~Instrument(); virtual std::string getName() const { return m_name; } virtual std::string getPresentationName() const; void setId(InstrumentId id) { m_id = id; } InstrumentId getId() const { return m_id; } void setName(const std::string &name) { m_name = name; } InstrumentType getType() const { return m_type; } void setType(InstrumentType type) { m_type = type; } InstrumentType getInstrumentType() { return m_type; } // ---------------- MIDI Controllers ----------------- // void setMidiChannel(MidiByte mC) { m_channel = mC; } MidiByte getMidiChannel() const { return m_channel; } //void setMidiInputChannel(char ic) { m_input_channel = ic; } //char getMidiInputChannel() const { return m_input_channel; } void setMidiTranspose(MidiByte mT) { m_transpose = mT; } MidiByte getMidiTranspose() const { return m_transpose; } // Pan is 0-127 for MIDI instruments, and (for some // unfathomable reason) 0-200 for audio instruments. // void setPan(MidiByte pan) { m_pan = pan; } MidiByte getPan() const { return m_pan; } // Volume is 0-127 for MIDI instruments. It's not used for // audio instruments -- see "level" instead. // void setVolume(MidiByte volume) { m_volume = volume; } MidiByte getVolume() const { return m_volume; } void setProgram(const MidiProgram &program) { m_program = program; } const MidiProgram &getProgram() const { return m_program; } void setSendBankSelect(bool value) { m_sendBankSelect = value; } bool sendsBankSelect() const { return m_sendBankSelect; } void setSendProgramChange(bool value) { m_sendProgramChange = value; } bool sendsProgramChange() const { return m_sendProgramChange; } void setSendPan(bool value) { m_sendPan = value; } bool sendsPan() const { return m_sendPan; } void setSendVolume(bool value) { m_sendVolume = value; } bool sendsVolume() const { return m_sendVolume; } void setControllerValue(MidiByte controller, MidiByte value); MidiByte getControllerValue(MidiByte controller) const; // This is retrieved from the reference MidiProgram in the Device const MidiKeyMapping *getKeyMapping() const; // Convenience functions (strictly redundant with get/setProgram): // void setProgramChange(MidiByte program); MidiByte getProgramChange() const; void setMSB(MidiByte msb); MidiByte getMSB() const; void setLSB(MidiByte msb); MidiByte getLSB() const; void setPercussion(bool percussion); bool isPercussion() const; // --------------- Audio Controllers ----------------- // void setLevel(float dB) { m_level = dB; } float getLevel() const { return m_level; } void setRecordLevel(float dB) { m_recordLevel = dB; } float getRecordLevel() const { return m_recordLevel; } void setAudioChannels(unsigned int ch) { m_channel = MidiByte(ch); } unsigned int getAudioChannels() const { return (unsigned int)(m_channel); } // An audio input can be a buss or a record input. The channel number // is required for mono instruments, ignored for stereo ones. void setAudioInputToBuss(BussId buss, int channel = 0); void setAudioInputToRecord(int recordIn, int channel = 0); int getAudioInput(bool &isBuss, int &channel) const; void setAudioOutput(BussId buss) { m_audioOutput = buss; } BussId getAudioOutput() const { return m_audioOutput; } // Implementation of virtual function // virtual std::string toXmlString(); // Get and set the parent device // Device* getDevice() const { return m_device; } void setDevice(Device* dev) { m_device = dev; } // Return a string describing the current program for // this Instrument // std::string getProgramName() const; // MappedId management - should typedef this type once // we have the energy to shake this all out. // int getMappedId() const { return m_mappedId; } void setMappedId(int id) { m_mappedId = id; } StaticControllers& getStaticControllers() { return m_staticControllers; } private: InstrumentId m_id; std::string m_name; InstrumentType m_type; // Standard MIDI controllers and parameters // MidiByte m_channel; //char m_input_channel; MidiProgram m_program; MidiByte m_transpose; MidiByte m_pan; // required by audio MidiByte m_volume; // Used for Audio volume (dB value) // float m_level; // Record level for Audio recording (dB value) // float m_recordLevel; Device *m_device; // Do we send at this intrument or do we leave these // things up to the parent device and God? These are // directly relatable to GUI elements // bool m_sendBankSelect; bool m_sendProgramChange; bool m_sendPan; bool m_sendVolume; // Instruments are directly related to faders for volume // control. Here we can store the remote fader id. // int m_mappedId; // Which input terminal we're connected to. This is a BussId if // less than 1000 or a record input number (plus 1000) if >= 1000. // The channel number is only used for mono instruments. // int m_audioInput; int m_audioInputChannel; // Which buss we output to. Zero is always the master. // BussId m_audioOutput; // A static controller map that can be saved/loaded and queried along with this instrument. // These values are modified from the IPB - if they appear on the IPB then they are sent // at playback start time to the sequencer. // // StaticControllers m_staticControllers; }; class Buss : public XmlExportable, public PluginContainer { public: Buss(BussId id); ~Buss(); void setId(BussId id) { m_id = id; } BussId getId() const { return m_id; } void setLevel(float dB) { m_level = dB; } float getLevel() const { return m_level; } void setPan(MidiByte pan) { m_pan = pan; } MidiByte getPan() const { return m_pan; } int getMappedId() const { return m_mappedId; } void setMappedId(int id) { m_mappedId = id; } virtual std::string toXmlString(); virtual std::string getName() const; virtual std::string getPresentationName() const; private: BussId m_id; float m_level; MidiByte m_pan; int m_mappedId; }; // audio record input of a sort that can be connected to class RecordIn : public XmlExportable { public: RecordIn(); ~RecordIn(); int getMappedId() const { return m_mappedId; } void setMappedId(int id) { m_mappedId = id; } virtual std::string toXmlString(); private: int m_mappedId; }; } #endif // _INSTRUMENT_H_