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Minor seq.c progress 

Former-commit-id: 9f467bfc3a
This commit is contained in:
Luke Street 2023-06-29 01:02:15 -04:00
parent 82d0e68236
commit c30690fe6c
2 changed files with 81 additions and 2 deletions
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4
include/musyx/seq.h
View File

@ -169,9 +169,11 @@ void sndSeqStop(s32 unk);
void sndSeqSpeed(u32 seqId, u16 speed);
void sndSeqContinue(s32 unk);
void sndSeqMute(s32 unk1, s32 unk2, s32 unk3);
void sndSeqVolume(unsigned char volume, unsigned short time, unsigned long seqId, unsigned char mode);
void sndSeqVolume(unsigned char volume, unsigned short time, unsigned long seqId,
unsigned char mode);
void seqStop(unsigned long seqId);
u16 seqGetMIDIPriority(u8 set, u8 channel);
void seqCrossFade(SND_CROSSFADE* ci, unsigned long* new_seqId, unsigned char irq_call);
#ifdef __cplusplus
}

79
src/musyx/runtime/seq.c
View File

@ -243,6 +243,17 @@ static u32 GetPublicId(u32 seqId) {
u32 seqGetPrivateId(u32 seqId) {
SEQ_INSTANCE* si; // r31
for (si = seqActiveRoot; si != NULL; si = si->next) {
if (si->publicId == (seqId & 0x7fffffff)) {
return seqId & 0x80000000 | si->index;
}
}
for (si = seqPausedRoot; si != NULL; si = si->next) {
if (si->publicId == (seqId & 0x7fffffff)) {
return seqId & 0x80000000 | si->index;
}
}
return 0xffffffff;
}
static void DoPrgChange(SEQ_INSTANCE* seq, u8 prg, u8 midi) {
@ -631,7 +642,8 @@ void seqMute(unsigned long seqId, unsigned long mask1, unsigned long mask2) {
void seqVolume(unsigned char volume, unsigned short time, unsigned long seqId, unsigned char mode) {
unsigned long i; // r29
unsigned long pub_id; // r27
pub_id = seqId;
// TODO
// pub_id = seqId;
seqId = seqGetPrivateId(seqId);
if (seqId == -1) {
@ -668,3 +680,68 @@ void seqVolume(unsigned char volume, unsigned short time, unsigned long seqId, u
}
}
}
// TODO: very incomplete
void seqCrossFade(SND_CROSSFADE* ci, unsigned long* new_seqId, unsigned char irq_call) {
SND_PLAYPARA pp; // r1+0x14
unsigned long seqId; // r29
unsigned short time; // r27
seqId = seqGetPrivateId(ci->seqId1);
if ((ci->flags & 0x4) != 0) {
seqInstance[seqId].syncCrossInfo = *ci;
seqInstance[seqId].syncActive = TRUE;
seqInstance[seqId].syncSeqIdPtr = new_seqId;
seqInstance[seqId].syncCrossInfo.flags &= ~0x4;
*new_seqId = ci->seqId1 | 0x80000000;
return;
}
if ((irq_call & 0xff) != 0) {
time = 5;
if (ci->time1 > 4) {
time = ci->time1;
}
if ((ci->flags & 0x1) != 0) {
seqVolume(0, time, seqId, 2);
} else if ((ci->flags & 0x40) != 0) {
seqVolume(0, time, seqId, 3);
} else {
seqVolume(0, time, seqId, 1);
}
if (new_seqId != NULL) {
if ((ci->flags & 0x2) != 0) {
seqId = seqGetPrivateId(ci->seqId2);
if (seqId != 0xffffffff) {
if ((irq_call & 0xff) != 0) {
seqStop(ci->seqId2);
} else {
sndSeqContinue(ci->seqId2);
sndSeqVolume(ci->vol2, ci->time2, ci->seqId2, 0);
if ((ci->flags & 0x10) != 0) {
sndSeqMute(ci->seqId2, ci->trackMute2[0], ci->trackMute2[1]);
}
if ((ci->flags & 0x20) != 0) {
sndSeqSpeed(ci->seqId2, ci->speed2);
}
}
*new_seqId = ci->seqId2;
} else {
*new_seqId = 0xffffffff;
}
}
}
return;
}
if ((ci->flags & 0x1) != 0) {
sndSeqVolume(0, ci->time1, seqId, 2);
} else if ((ci->flags & 0x40) != 0) {
sndSeqVolume(0, ci->time1, seqId, 3);
} else {
sndSeqVolume(0, ci->time1, seqId, 1);
}
}