2002-10-26 18:51:58 +00:00
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#ifndef _MIDI_SYNTH_H
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#define _MIDI_SYNTH_H
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#include <BeBuild.h>
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#include <Midi.h>
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#include <Synth.h>
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#include <MidiDefs.h>
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class BMidiSynth : public BMidi
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{
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public:
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2002-11-01 16:11:03 +00:00
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BMidiSynth();
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virtual ~BMidiSynth();
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2002-10-26 18:51:58 +00:00
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2002-11-01 16:11:03 +00:00
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status_t EnableInput(bool enable, bool loadInstruments);
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bool IsInputEnabled(void) const;
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2002-10-26 18:51:58 +00:00
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2002-11-01 16:11:03 +00:00
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/* set volume. You can overdrive by passing values larger than 1.0 */
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void SetVolume(double volume);
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double Volume(void) const;
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2002-10-26 18:51:58 +00:00
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/* set note offset in semi tones */
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/* (12 is down an octave, -12 is up an octave) */
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void SetTransposition(int16 offset);
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int16 Transposition(void) const;
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2002-11-01 16:11:03 +00:00
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/* Mute and unmute channels (0 to 15) */
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void MuteChannel(int16 channel, bool do_mute);
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void GetMuteMap(char* pChannels) const;
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2002-11-01 16:11:03 +00:00
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void SoloChannel(int16 channel, bool do_solo);
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void GetSoloMap(char* pChannels) const;
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2002-10-26 18:51:58 +00:00
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2002-11-01 16:11:03 +00:00
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/* Use these functions to drive the synth engine directly */
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status_t LoadInstrument(int16 instrument);
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status_t UnloadInstrument(int16 instrument);
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status_t RemapInstrument(int16 from, int16 to);
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2002-11-01 16:11:03 +00:00
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void FlushInstrumentCache(bool startStopCache);
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2002-11-01 16:11:03 +00:00
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/* get current midi tick in microseconds */
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uint32 Tick(void) const;
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2002-11-01 16:11:03 +00:00
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/* The channel variable is 1 to 16. Channel 10 is percussion for example. */
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/* The programNumber variable is a number from 0-127 */
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virtual void NoteOff(
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uchar channel, uchar note, uchar velocity, uint32 time = B_NOW);
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virtual void NoteOn(
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uchar channel, uchar note, uchar velocity, uint32 time = B_NOW);
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virtual void KeyPressure(
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uchar channel, uchar note, uchar pressure, uint32 time = B_NOW);
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virtual void ControlChange(
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uchar channel, uchar controlNumber, uchar controlValue,
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uint32 time = B_NOW);
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virtual void ProgramChange(
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uchar channel, uchar programNumber, uint32 time = B_NOW);
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virtual void ChannelPressure(
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uchar channel, uchar pressure, uint32 time = B_NOW);
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virtual void PitchBend(
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uchar channel, uchar lsb, uchar msb, uint32 time = B_NOW);
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virtual void AllNotesOff(bool controlOnly, uint32 time = B_NOW);
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protected:
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void* fSongVariables;
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void* fPerformanceVariables;
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bool fMidiQueue;
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private:
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2002-11-01 16:11:03 +00:00
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virtual void _ReservedMidiSynth1();
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virtual void _ReservedMidiSynth2();
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virtual void _ReservedMidiSynth3();
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virtual void _ReservedMidiSynth4();
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friend class BSynth;
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virtual void Run();
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bool fInputEnabled;
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uint32 _reserved[4];
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2002-10-26 18:51:58 +00:00
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};
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2002-11-01 16:11:03 +00:00
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#endif // _MIDI_SYNTH_H
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