110 lines
2.1 KiB
C++
110 lines
2.1 KiB
C++
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#ifndef _SYNTH_H
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#define _SYNTH_H
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#include <BeBuild.h>
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#include <Entry.h>
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#include <MidiDefs.h>
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#include <OS.h>
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typedef enum interpolation_mode
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{
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B_DROP_SAMPLE = 0,
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B_2_POINT_INTERPOLATION,
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B_LINEAR_INTERPOLATION
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}
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interpolation_mode;
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typedef enum reverb_mode
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{
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B_REVERB_NONE = 1,
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B_REVERB_CLOSET,
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B_REVERB_GARAGE,
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B_REVERB_BALLROOM,
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B_REVERB_CAVERN,
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B_REVERB_DUNGEON
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}
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reverb_mode;
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typedef void (*synth_controller_hook) (
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int16 channel, int16 controller, int16 value);
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class BMidiSynth;
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class BMidiSynthFile;
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namespace BPrivate { class BSoftSynth; }
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class BSynth
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{
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public:
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BSynth();
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BSynth(synth_mode synth);
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virtual ~BSynth();
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status_t LoadSynthData(entry_ref* instrumentsFile);
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status_t LoadSynthData(synth_mode synth);
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synth_mode SynthMode(void);
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void Unload(void);
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bool IsLoaded(void) const;
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status_t SetSamplingRate(int32 sample_rate);
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int32 SamplingRate() const;
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status_t SetInterpolation(interpolation_mode interp_mode);
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interpolation_mode Interpolation() const;
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void SetReverb(reverb_mode rev_mode);
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reverb_mode Reverb() const;
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status_t EnableReverb(bool reverb_enabled);
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bool IsReverbEnabled() const;
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status_t SetVoiceLimits(
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int16 maxSynthVoices, int16 maxSampleVoices,
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int16 limiterThreshhold);
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int16 MaxSynthVoices(void) const;
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int16 MaxSampleVoices(void) const;
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int16 LimiterThreshhold(void) const;
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void SetSynthVolume(double theVolume);
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double SynthVolume(void) const;
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void SetSampleVolume(double theVolume);
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double SampleVolume(void) const;
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status_t GetAudio(
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int16* pLeft, int16* pRight, int32 max_samples) const;
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void Pause(void);
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void Resume(void);
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void SetControllerHook(int16 controller, synth_controller_hook cback);
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int32 CountClients(void) const;
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private:
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friend BMidiSynth;
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friend BMidiSynthFile;
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virtual void _ReservedSynth1();
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virtual void _ReservedSynth2();
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virtual void _ReservedSynth3();
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virtual void _ReservedSynth4();
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void Init();
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BPrivate::BSoftSynth* synth;
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synth_mode synthMode;
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int32 clientCount;
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uint32 _reserved[10];
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};
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extern _IMPEXP_MIDI BSynth* be_synth;
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#endif // _SYNTH_H
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