diff options
Diffstat (limited to 'include/gba/m4a_internal.h')
| -rw-r--r-- | include/gba/m4a_internal.h | 140 |
1 files changed, 75 insertions, 65 deletions
diff --git a/include/gba/m4a_internal.h b/include/gba/m4a_internal.h index b241eb3..d03d1a5 100644 --- a/include/gba/m4a_internal.h +++ b/include/gba/m4a_internal.h @@ -69,50 +69,50 @@ struct ToneData struct CgbChannel { - u8 sf; - u8 ty; + u8 statusFlags; + u8 type; u8 rightVolume; u8 leftVolume; - u8 at; - u8 de; - u8 su; - u8 re; - u8 ky; - u8 ev; - u8 eg; - u8 ec; + u8 attack; + u8 decay; + u8 sustain; + u8 release; + u8 key; + u8 envelopeVolume; + u8 envelopeGoal; + u8 envelopeCounter; u8 echoVolume; u8 echoLength; - u8 d1; - u8 d2; - u8 gt; - u8 mk; - u8 ve; - u8 pr; - u8 rp; - u8 d3[3]; - u8 d5; - u8 sg; - u8 n4; + u8 dummy1; + u8 dummy2; + u8 gateTime; + u8 midiKey; + u8 velocity; + u8 priority; + u8 rhythmPan; + u8 dummy3[3]; + u8 dummy5; + u8 sustainGoal; + u8 n4; // NR[1-4]4 register (initial, length bit) u8 pan; u8 panMask; - u8 mo; - u8 le; - u8 sw; - u32 fr; - u32* wp; - u32 cp; - u32 tp; - u32 pp; - u32 np; - u8 d4[8]; + u8 modify; + u8 length; + u8 sweep; + u32 frequency; + u32 *wavePointer; // instructs CgbMain to load targeted wave + u32 *currentPointer; // stores the currently loaded wave + struct MusicPlayerTrack *track; + void *prevChannelPointer; + void *nextChannelPointer; + u8 dummy4[8]; }; struct MusicPlayerTrack; struct SoundChannel { - u8 status; + u8 statusFlags; u8 type; u8 rightVolume; u8 leftVolume; @@ -120,28 +120,28 @@ struct SoundChannel u8 decay; u8 sustain; u8 release; - u8 ky; - u8 ev; - u8 er; - u8 el; + u8 key; // midi key as it was translated into final pitch + u8 envelopeVolume; + u8 envelopeVolumeRight; + u8 envelopeVolumeLeft; u8 echoVolume; u8 echoLength; - u8 d1; - u8 d2; - u8 gt; - u8 mk; - u8 ve; - u8 pr; - u8 rp; + u8 dummy1; + u8 dummy2; + u8 gateTime; + u8 midiKey; // midi key as it was used in the track data + u8 velocity; + u8 priority; + u8 rhythmPan; u8 d3[3]; - u32 ct; + u32 count; u32 fw; - u32 freq; + u32 frequency; struct WaveData *wav; - u32 cp; + s8 *currentPointer; struct MusicPlayerTrack *track; - u32 pp; - u32 np; + void *prevChannelPointer; + void *nextChannelPointer; u32 d4; u16 xpi; u16 xpc; @@ -151,6 +151,16 @@ struct SoundChannel #define PCM_DMA_BUF_SIZE 1584 // size of Direct Sound buffer +struct MusicPlayerInfo; + +typedef void (*MPlayFunc)(); +typedef void (*PlyNoteFunc)(u32, struct MusicPlayerInfo *, struct MusicPlayerTrack *); +typedef void (*CgbSoundFunc)(void); +typedef void (*CgbOscOffFunc)(u8); +typedef u32 (*MidiKeyToCgbFreqFunc)(u8, u8, u8); +typedef void (*ExtVolPitFunc)(void); +typedef void (*MPlayMainFunc)(struct MusicPlayerInfo *); + struct SoundInfo { // This field is normally equal to ID_NUMBER but it is set to other @@ -168,7 +178,7 @@ struct SoundInfo u8 freq; u8 mode; - u8 c15; + u8 c15; // periodically counts from 14 down to 0 (15 states) u8 pcmDmaPeriod; // number of V-blanks per PCM DMA u8 maxLines; u8 gap[3]; @@ -176,14 +186,14 @@ struct SoundInfo s32 pcmFreq; s32 divFreq; struct CgbChannel *cgbChans; - u32 func; - u32 intp; - void (*CgbSound)(void); - void (*CgbOscOff)(u8); - u32 (*MidiKeyToCgbFreq)(u8, u8, u8); - u32 MPlayJumpTable; - u32 plynote; - u32 ExtVolPit; + MPlayMainFunc MPlayMainHead; + struct MusicPlayerInfo *musicPlayerHead; + CgbSoundFunc CgbSound; + CgbOscOffFunc CgbOscOff; + MidiKeyToCgbFreqFunc MidiKeyToCgbFreq; + MPlayFunc *MPlayJumpTable; + PlyNoteFunc plynote; + ExtVolPitFunc ExtVolPit; u8 gap2[16]; struct SoundChannel chans[MAX_DIRECTSOUND_CHANNELS]; s8 pcmBuffer[PCM_DMA_BUF_SIZE * 2]; @@ -270,8 +280,8 @@ struct MusicPlayerTrack u8 lfoDelay; u8 lfoDelayC; u8 priority; - u8 echoVolume; - u8 echoLength; + u8 pseudoEchoVolume; + u8 pseudoEchoLength; struct SoundChannel *chan; struct ToneData tone; u8 gap[10]; @@ -312,8 +322,8 @@ struct MusicPlayerInfo struct MusicPlayerTrack *tracks; struct ToneData *tone; u32 ident; - u32 func; - u32 intp; + MPlayMainFunc MPlayMainNext; + struct MusicPlayerInfo *musicPlayerNext; }; struct MusicPlayer @@ -351,7 +361,7 @@ extern struct MusicPlayerTrack gPokemonCryTracks[]; extern char SoundMainRAM[]; -extern void *gMPlayJumpTable[]; +extern MPlayFunc gMPlayJumpTable[]; typedef void (*XcmdFunc)(struct MusicPlayerInfo *, struct MusicPlayerTrack *); extern const XcmdFunc gXcmdTable[]; @@ -380,7 +390,7 @@ u32 umul3232H32(u32 multiplier, u32 multiplicand); void SoundMain(void); void SoundMainBTM(void); void TrackStop(struct MusicPlayerInfo *mplayInfo, struct MusicPlayerTrack *track); -void MPlayMain(void); +void MPlayMain(struct MusicPlayerInfo *); void RealClearChain(void *x); void MPlayContinue(struct MusicPlayerInfo *mplayInfo); @@ -399,7 +409,7 @@ void CgbSound(void); void CgbOscOff(u8); u32 MidiKeyToCgbFreq(u8, u8, u8); void DummyFunc(void); -void MPlayJumpTableCopy(void **mplayJumpTable); +void MPlayJumpTableCopy(MPlayFunc *mplayJumpTable); void SampleFreqSet(u32 freq); void m4aSoundVSyncOn(void); void m4aSoundVSyncOff(void); @@ -443,7 +453,7 @@ void ply_tune(struct MusicPlayerInfo *, struct MusicPlayerTrack *); void ply_port(struct MusicPlayerInfo *, struct MusicPlayerTrack *); void ply_xcmd(struct MusicPlayerInfo *, struct MusicPlayerTrack *); void ply_endtie(struct MusicPlayerInfo *, struct MusicPlayerTrack *); -void ply_note(struct MusicPlayerInfo *, struct MusicPlayerTrack *); +void ply_note(u32 note_cmd, struct MusicPlayerInfo *, struct MusicPlayerTrack *); // extended sound command handler functions void ply_xxx(struct MusicPlayerInfo *, struct MusicPlayerTrack *); |