44 lines
1.8 KiB
C
44 lines
1.8 KiB
C
#ifndef _AUDIO_PLAYBACK_H
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#define _AUDIO_PLAYBACK_H
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#include "internal.h"
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// Mask bits denoting where to allocate notes from, according to a channel's
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// noteAllocPolicy. Despite being checked as bitmask bits, the bits are not
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// orthogonal; rather, the smallest bit wins, except for NOTE_ALLOC_LAYER,
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// which *is* orthogonal to the other. SEQ implicitly includes CHANNEL.
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// If none of the CHANNEL/SEQ/GLOBAL_FREELIST bits are set, all three locations
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// are tried.
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#define NOTE_ALLOC_LAYER 1
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#define NOTE_ALLOC_CHANNEL 2
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#define NOTE_ALLOC_SEQ 4
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#define NOTE_ALLOC_GLOBAL_FREELIST 8
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void process_notes(void);
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void seq_channel_layer_note_decay(struct SequenceChannelLayer *seqLayer);
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void seq_channel_layer_note_release(struct SequenceChannelLayer *seqLayer);
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void init_synthetic_wave(struct Note *note, struct SequenceChannelLayer *seqLayer);
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void init_note_lists(struct NotePool *pool);
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void init_note_free_list(void);
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void note_pool_clear(struct NotePool *pool);
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void note_pool_fill(struct NotePool *pool, s32 count);
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void audio_list_push_front(struct AudioListItem *list, struct AudioListItem *item);
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void audio_list_remove(struct AudioListItem *item);
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struct Note *alloc_note(struct SequenceChannelLayer *seqLayer);
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void reclaim_notes(void);
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void note_init_all(void);
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#ifdef VERSION_EU
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struct AudioBankSound *instrument_get_audio_bank_sound(struct Instrument *instrument, s32 semitone);
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struct Instrument *get_instrument_inner(s32 bankId, s32 instId);
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struct Drum *get_drum(s32 bankId, s32 drumId);
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void note_init_volume(struct Note *note);
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void note_set_vel_pan_reverb(struct Note *note, f32 velocity, u8 pan, u8 reverb);
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void note_set_frequency(struct Note *note, f32 frequency);
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void note_enable(struct Note *note);
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void note_disable(struct Note *note);
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#endif
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#endif /* _AUDIO_PLAYBACK_H */
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