seq.h

Go to the documentation of this file.

#ifndef RVL_SDK_HBMSEQ_H
#define RVL_SDK_HBMSEQ_H
 
#include <revolution/types.h>
 
#include "syn.h"
 
// Modifiable; to what extent is unknown
#define HBMSEQ_MAX_TRACKS 64
 
#ifdef __cplusplus
extern "C" {
#endif
 
typedef u32 HBMSEQSTATE;
enum HBMSEQSTATE_et {
    HBM_SEQ_STATE_0,  // off?
    HBM_SEQ_STATE_1,  // on?
    HBM_SEQ_STATE_2,  // some sort of next?
    HBM_SEQ_STATE_3,  // paused?
};
 
// forward declarations
typedef struct _HBMSEQSEQUENCE HBMSEQSEQUENCE;
 
typedef struct _HBMSEQTRACK {
    HBMSEQSEQUENCE* sequence;  // size 0x04, offset 0x00
    u8* start;                 // size 0x04, offset 0x04
    u8* end;                   // size 0x04, offset 0x08
    u8* current;               // size 0x04, offset 0x0c
    u8 status;                 // size 0x01, offset 0x10
    /* 3 bytes padding */
    f32 beatsPerSec;           // size 0x04, offset 0x14
    u32 defaultTicksPerFrame;  // size 0x04, offset 0x18
    u32 ticksPerFrame;         // size 0x04, offset 0x1c
    u32 delay;                 // size 0x04, offset 0x20
    u32 state;                 // size 0x04, offset 0x24
} HBMSEQTRACK;                 // size 0x28
 
struct _HBMSEQSEQUENCE {
    HBMSEQSEQUENCE* next;                  // size 0x0004, offset 0x0000
    HBMSEQSTATE state;                     // size 0x0004, offset 0x0004
    u16 nTracks;                           // size 0x0002, offset 0x0008
    s16 timeFormat;                        // size 0x0002, offset 0x000a
    u32 tracksRunning;                     // size 0x0004, offset 0x000c
    u32 end;                               // size 0x0004, offset 0x0010
    HBMSYNSYNTH synth;                     // size 0x2408, offset 0x0014
    HBMSEQTRACK track[HBMSEQ_MAX_TRACKS];  // size 0x0a00, offset 0x241c
};  // size 0x2e1c
 
void HBMSEQInit(void);
void HBMSEQQuit(void);
 
void HBMSEQRunAudioFrame(void);
 
void HBMSEQAddSequence(HBMSEQSEQUENCE* sequence, u8* midiStream, u8* wavetable, u8* samples,
                       u8* zerobuffer);
void HBMSEQRemoveSequence(HBMSEQSEQUENCE* sequence);
 
void HBMSEQSetState(HBMSEQSEQUENCE* sequence, HBMSEQSTATE state);
HBMSEQSTATE HBMSEQGetState(HBMSEQSEQUENCE* sequence);
 
void HBMSEQSetVolume(HBMSEQSEQUENCE* sequence, s32 dB);
s32 HBMSEQGetVolume(HBMSEQSEQUENCE* sequence);
 
#ifdef __cplusplus
}
#endif
 
#endif  // RVL_SDK_HBMSEQ_H