diff options
author | Michael Panzlaff <michael.panzlaff@fau.de> | 2021-08-03 18:44:55 +0200 |
---|---|---|
committer | Michael Panzlaff <michael.panzlaff@fau.de> | 2021-08-25 18:03:51 +0200 |
commit | d72270d4bd4c3160f98812de51cfb76fb6b47295 (patch) | |
tree | d7f4e6a0d3dcc8d22f47d0d584e589850449e5fd /arm7/lib/src/SND_seq.c | |
parent | 6482eb6e2a1a99c4b65502b5bc1f97a98690519a (diff) |
arm7: run clang-format on SND_*
Diffstat (limited to 'arm7/lib/src/SND_seq.c')
-rw-r--r-- | arm7/lib/src/SND_seq.c | 1046 |
1 files changed, 600 insertions, 446 deletions
diff --git a/arm7/lib/src/SND_seq.c b/arm7/lib/src/SND_seq.c index 76664fdd..e16ca9be 100644 --- a/arm7/lib/src/SND_seq.c +++ b/arm7/lib/src/SND_seq.c @@ -1,11 +1,11 @@ #include "SND_seq.h" +#include "SND_bank.h" +#include "SND_exChannel.h" +#include "SND_lfo.h" #include "SND_main.h" -#include "SND_work.h" #include "SND_util.h" -#include "SND_lfo.h" -#include "SND_exChannel.h" -#include "SND_bank.h" +#include "SND_work.h" #define SND_TIMER_RATE 240 @@ -14,23 +14,27 @@ #define SND_TRACK_MUTE_MODE_MUTE_RELEASE 2 #define SND_TRACK_MUTE_MODE_MUTE_STOP 3 -enum SNDSeqProc { +enum SNDSeqProc +{ SND_PROC_SKIP_NOTES = 0, SND_PROC_PLAY_NOTES = 1, }; -enum SNDSeqVal { - SND_SEQ_VAL_U8 = 0, +enum SNDSeqVal +{ + SND_SEQ_VAL_U8 = 0, SND_SEQ_VAL_U16 = 1, SND_SEQ_VAL_VLV = 2, SND_SEQ_VAL_RAN = 3, SND_SEQ_VAL_VAR = 4, }; -static struct { +static struct +{ const u8 *begin; const u8 *end; - union { + union + { u8 buf[16]; u32 buf32[4]; }; @@ -55,33 +59,39 @@ static void TrackMute(struct SNDTrack *track, struct SNDPlayer *player, int mute static s16 *PlayerGetVariablePointer(const struct SNDPlayer *player, int var); static void TrackUpdateChannel(struct SNDTrack *track, struct SNDPlayer *player, int release); -void SND_SeqInit(void) { - for (int i = 0; i < SND_PLAYER_COUNT; i++) { +void SND_SeqInit(void) +{ + for (int i = 0; i < SND_PLAYER_COUNT; i++) + { struct SNDPlayer *ply = &SNDi_Work.players[i]; ply->flags.active = FALSE; ply->playerId = (u8)i; } - for (int i = 0; i < SND_TRACK_COUNT; i++) { + for (int i = 0; i < SND_TRACK_COUNT; i++) + { struct SNDTrack *trk = &SNDi_Work.tracks[i]; trk->flags.active = FALSE; } } -void SND_SeqMain(BOOL step) { +void SND_SeqMain(BOOL step) +{ struct SNDPlayer *ply; int i; u32 playerStatus = 0; - for (i = 0; i < SND_PLAYER_COUNT; i++) { + for (i = 0; i < SND_PLAYER_COUNT; i++) + { ply = &SNDi_Work.players[i]; if (!ply->flags.active) continue; - - if (ply->flags.prepared) { + + if (ply->flags.prepared) + { if (step && !ply->flags.paused) PlayerSeqMain(ply); PlayerUpdateChannel(ply); @@ -95,19 +105,20 @@ void SND_SeqMain(BOOL step) { SNDi_SharedWork->playerStatus = playerStatus; } -void SND_PrepareSeq(int player, const void *seq, u32 offset, struct SNDBankData *bankData) { +void SND_PrepareSeq(int player, const void *seq, u32 offset, struct SNDBankData *bankData) +{ struct SNDPlayer *ply = &SNDi_Work.players[player]; if (ply->flags.active) PlayerStop(ply); - + PlayerInit(ply, bankData); int allocTrkIdx = AllocateTrack(); if (allocTrkIdx < 0) return; - + struct SNDTrack *trk = &SNDi_Work.tracks[allocTrkIdx]; TrackInit(trk); TrackStart(trk, seq, offset); @@ -118,14 +129,20 @@ void SND_PrepareSeq(int player, const void *seq, u32 offset, struct SNDBankData trk->cur++; - if (cmd != 0xFE) { + if (cmd != 0xFE) + { trk->cur--; - } else { + } + else + { int track; u16 trackMask; - for (trackMask = (u16)(TrackReadU16(trk) >> 1), track = 1; trackMask != 0; track++, trackMask >>= 1) { - if (trackMask & 1) { + for (trackMask = (u16)(TrackReadU16(trk) >> 1), track = 1; trackMask != 0; + track++, trackMask >>= 1) + { + if (trackMask & 1) + { allocTrkIdx = AllocateTrack(); if (allocTrkIdx < 0) break; @@ -138,42 +155,52 @@ void SND_PrepareSeq(int player, const void *seq, u32 offset, struct SNDBankData ply->flags.active = TRUE; ply->flags.prepared = FALSE; - if (SNDi_SharedWork) { + if (SNDi_SharedWork) + { SNDi_SharedWork->playerStatus |= 1 << player; } } -void SND_StartPreparedSeq(int player) { +void SND_StartPreparedSeq(int player) +{ SNDi_Work.players[player].flags.prepared = TRUE; } -void SND_StartSeq(int player, const void *seq, u32 offset, struct SNDBankData *bankData) { +void SND_StartSeq(int player, const void *seq, u32 offset, struct SNDBankData *bankData) +{ SND_PrepareSeq(player, seq, offset, bankData); SND_StartPreparedSeq(player); } -void SND_StopSeq(int player) { +void SND_StopSeq(int player) +{ struct SNDPlayer *ply = &SNDi_Work.players[player]; - if (ply->flags.active) { + if (ply->flags.active) + { PlayerStop(ply); - if (SNDi_SharedWork) { + if (SNDi_SharedWork) + { SNDi_SharedWork->playerStatus &= ~(1 << player); } } } -void SND_PauseSeq(int player, BOOL flag) { +void SND_PauseSeq(int player, BOOL flag) +{ struct SNDPlayer *ply = &SNDi_Work.players[player]; ply->flags.paused = flag; - if (flag) { - for (int i = 0; i < SND_TRACK_COUNT_PER_PLAYER; i++) { + if (flag) + { + for (int i = 0; i < SND_TRACK_COUNT_PER_PLAYER; i++) + { struct SNDTrack *trk = PlayerGetTrack(ply, i); - if (trk) { + if (trk) + { TrackReleaseChannels(trk, ply, 127); TrackFreeChannels(trk); } @@ -181,13 +208,16 @@ void SND_PauseSeq(int player, BOOL flag) { } } -void SND_SkipSeq(int player, u32 ticks) { +void SND_SkipSeq(int player, u32 ticks) +{ struct SNDPlayer *ply = &SNDi_Work.players[player]; - for (int i = 0; i < SND_TRACK_COUNT_PER_PLAYER; i++) { + for (int i = 0; i < SND_TRACK_COUNT_PER_PLAYER; i++) + { struct SNDTrack *trk = PlayerGetTrack(ply, i); - if (trk) { + if (trk) + { TrackReleaseChannels(trk, ply, 127); TrackFreeChannels(trk); } @@ -196,8 +226,10 @@ void SND_SkipSeq(int player, u32 ticks) { SND_StopIntervalTimer(); u32 i; - for (i = 0; i < ticks; i++) { - if (PlayerStepTicks(ply, 0)) { + for (i = 0; i < ticks; i++) + { + if (PlayerStepTicks(ply, 0)) + { PlayerStop(ply); break; } @@ -205,33 +237,42 @@ void SND_SkipSeq(int player, u32 ticks) { SND_StartIntervalTimer(); - if (SNDi_SharedWork) { + if (SNDi_SharedWork) + { SNDi_SharedWork->players[ply->playerId].tickCounter += i; } } -void SND_SetTrackMute(int player, u32 trackMask, int muteMode) { +void SND_SetTrackMute(int player, u32 trackMask, int muteMode) +{ struct SNDPlayer *ply = &SNDi_Work.players[player]; - for (int i = 0; i < SND_TRACK_COUNT_PER_PLAYER && trackMask != 0; i++, trackMask >>= 1) { - if (trackMask & 1) { + for (int i = 0; i < SND_TRACK_COUNT_PER_PLAYER && trackMask != 0; i++, trackMask >>= 1) + { + if (trackMask & 1) + { struct SNDTrack *trk = PlayerGetTrack(ply, i); - - if (trk) { + + if (trk) + { TrackMute(trk, ply, muteMode); } } } } -void SND_SetTrackAllocatableChannel(int player, u32 trackMask, u32 channelMask) { +void SND_SetTrackAllocatableChannel(int player, u32 trackMask, u32 channelMask) +{ struct SNDPlayer *ply = &SNDi_Work.players[player]; - for (int i = 0; i < SND_TRACK_COUNT_PER_PLAYER && trackMask != 0; i++, trackMask >>= 1) { - if (trackMask & 1) { + for (int i = 0; i < SND_TRACK_COUNT_PER_PLAYER && trackMask != 0; i++, trackMask >>= 1) + { + if (trackMask & 1) + { struct SNDTrack *trk = PlayerGetTrack(ply, i); - if (trk) { + if (trk) + { trk->channelMask = (u16)channelMask; trk->flags.channelMask = TRUE; } @@ -239,25 +280,29 @@ void SND_SetTrackAllocatableChannel(int player, u32 trackMask, u32 channelMask) } } -void SND_InvalidateSeq(const void *start, const void *end) { +void SND_InvalidateSeq(const void *start, const void *end) +{ struct SNDPlayer *ply; struct SNDTrack *trk; int i; int j; - for (i = 0; i < SND_PLAYER_COUNT; i++) { + for (i = 0; i < SND_PLAYER_COUNT; i++) + { ply = &SNDi_Work.players[i]; if (!ply->flags.active) continue; - - for (j = 0; j < SND_TRACK_COUNT_PER_PLAYER; j++) { + + for (j = 0; j < SND_TRACK_COUNT_PER_PLAYER; j++) + { trk = PlayerGetTrack(ply, j); if (!trk) continue; - - if (start <= trk->cur && trk->cur <= end) { + + if (start <= trk->cur && trk->cur <= end) + { PlayerStop(ply); break; } @@ -265,8 +310,10 @@ void SND_InvalidateSeq(const void *start, const void *end) { } } -void SND_InvalidateBank(const void *start, const void *end) { - for (int i = 0; i < SND_PLAYER_COUNT; i++) { +void SND_InvalidateBank(const void *start, const void *end) +{ + for (int i = 0; i < SND_PLAYER_COUNT; i++) + { struct SNDPlayer *ply = &SNDi_Work.players[i]; if (ply->flags.active && start <= ply->bank && ply->bank <= end) @@ -274,49 +321,55 @@ void SND_InvalidateBank(const void *start, const void *end) { } } -void SNDi_SetPlayerParam(int player, u32 offset, u32 data, int size) { +void SNDi_SetPlayerParam(int player, u32 offset, u32 data, int size) +{ struct SNDPlayer *ply = &SNDi_Work.players[player]; - switch (size) { - case 1: - *(u8 *)((u8 *)ply + offset) = (u8)data; - break; - case 2: - *(u16 *)((u8 *)ply + offset) = (u16)data; - break; - case 4: - *(u32 *)((u8 *)ply + offset) = (u32)data; - break; + switch (size) + { + case 1: + *(u8 *)((u8 *)ply + offset) = (u8)data; + break; + case 2: + *(u16 *)((u8 *)ply + offset) = (u16)data; + break; + case 4: + *(u32 *)((u8 *)ply + offset) = (u32)data; + break; } } -void SNDi_SetTrackParam(int player, u32 trackMask, u32 offset, u32 data, int size) { +void SNDi_SetTrackParam(int player, u32 trackMask, u32 offset, u32 data, int size) +{ struct SNDPlayer *ply = &SNDi_Work.players[player]; - for (int i = 0; i < SND_TRACK_COUNT_PER_PLAYER && trackMask != 0; i++, trackMask >>= 1) { + for (int i = 0; i < SND_TRACK_COUNT_PER_PLAYER && trackMask != 0; i++, trackMask >>= 1) + { if (!(trackMask & 1)) continue; - + struct SNDTrack *trk = PlayerGetTrack(ply, i); if (!trk) continue; - switch (size) { - case 1: - *(u8 *)((u8 *)trk + offset) = (u8)data; - break; - case 2: - *(u16 *)((u8 *)trk + offset) = (u16)data; - break; - case 4: - *(u32 *)((u8 *)trk + offset) = (u32)data; - break; + switch (size) + { + case 1: + *(u8 *)((u8 *)trk + offset) = (u8)data; + break; + case 2: + *(u16 *)((u8 *)trk + offset) = (u16)data; + break; + case 4: + *(u32 *)((u8 *)trk + offset) = (u32)data; + break; } } } -static void SeqCacheFetch(const u8 *addr) { +static void SeqCacheFetch(const u8 *addr) +{ addr = (const u8 *)((u32)addr & ~3); sSeqCache.begin = addr; sSeqCache.end = sSeqCache.begin + 16; @@ -329,20 +382,23 @@ static void SeqCacheFetch(const u8 *addr) { sSeqCache.buf32[3] = src[3]; } -static u8 SeqReadByte(const u8 *addr) { +static u8 SeqReadByte(const u8 *addr) +{ if (addr < sSeqCache.begin || addr >= sSeqCache.end) SeqCacheFetch(addr); - + return sSeqCache.buf[(u32)addr - (u32)sSeqCache.begin]; } -static inline u8 TrackReadU8(struct SNDTrack *track) { +static inline u8 TrackReadU8(struct SNDTrack *track) +{ u8 retval = SeqReadByte(track->cur); track->cur++; return retval; } -static u16 TrackReadU16(struct SNDTrack *track) { +static u16 TrackReadU16(struct SNDTrack *track) +{ int retval; retval = TrackReadU8(track); @@ -351,7 +407,8 @@ static u16 TrackReadU16(struct SNDTrack *track) { return (u16)retval; } -static u32 TrackReadU24(struct SNDTrack *track) { +static u32 TrackReadU24(struct SNDTrack *track) +{ u32 retval; retval = TrackReadU8(track); @@ -361,19 +418,22 @@ static u32 TrackReadU24(struct SNDTrack *track) { return retval; } -static int TrackReadVLV(struct SNDTrack *track) { +static int TrackReadVLV(struct SNDTrack *track) +{ int retval = 0; int b; - do { + do + { b = TrackReadU8(track); retval = (retval << 7) | (b & 0x7F); - } while(b & 0x80); + } while (b & 0x80); return retval; } -static int TrackParseValue(struct SNDTrack *track, struct SNDPlayer *player, int valueType) { +static int TrackParseValue(struct SNDTrack *track, struct SNDPlayer *player, int valueType) +{ int retval; int hi; int lo; @@ -382,36 +442,38 @@ static int TrackParseValue(struct SNDTrack *track, struct SNDPlayer *player, int // BUG: undefined behavior if invalid valueType is passed (uninitialized return value) - switch (valueType) { - case SND_SEQ_VAL_U8: - retval = TrackReadU8(track); - break; - case SND_SEQ_VAL_U16: - retval = TrackReadU16(track); - break; - case SND_SEQ_VAL_VLV: - retval = TrackReadVLV(track); - break; - case SND_SEQ_VAL_VAR: - var = PlayerGetVariablePointer(player, TrackReadU8(track)); - if (var) - retval = *var; - break; - case SND_SEQ_VAL_RAN: - lo = TrackReadU16(track) << 16; - hi = (s16)TrackReadU16(track); - ran = SND_CalcRandom(); - retval = hi - (lo >> 16); - retval += 1; - retval = (ran * retval) >> 16; - retval += lo >> 16; - break; + switch (valueType) + { + case SND_SEQ_VAL_U8: + retval = TrackReadU8(track); + break; + case SND_SEQ_VAL_U16: + retval = TrackReadU16(track); + break; + case SND_SEQ_VAL_VLV: + retval = TrackReadVLV(track); + break; + case SND_SEQ_VAL_VAR: + var = PlayerGetVariablePointer(player, TrackReadU8(track)); + if (var) + retval = *var; + break; + case SND_SEQ_VAL_RAN: + lo = TrackReadU16(track) << 16; + hi = (s16)TrackReadU16(track); + ran = SND_CalcRandom(); + retval = hi - (lo >> 16); + retval += 1; + retval = (ran * retval) >> 16; + retval += lo >> 16; + break; } - + return retval; } -static void TrackInit(struct SNDTrack *track) { +static void TrackInit(struct SNDTrack *track) +{ track->base = NULL; track->cur = NULL; @@ -449,12 +511,14 @@ static void TrackInit(struct SNDTrack *track) { track->channelLLHead = NULL; } -static void TrackStart(struct SNDTrack *track, const void *seq, u32 offset) { +static void TrackStart(struct SNDTrack *track, const void *seq, u32 offset) +{ track->base = (const u8 *)seq; track->cur = &track->base[offset]; } -static void PlayerInit(struct SNDPlayer *player, struct SNDBankData *bank) { +static void PlayerInit(struct SNDPlayer *player, struct SNDBankData *bank) +{ player->flags.paused = FALSE; player->bank = bank; player->tempo = 120; @@ -464,24 +528,30 @@ static void PlayerInit(struct SNDPlayer *player, struct SNDBankData *bank) { player->extFader = 0; player->prio = 64; - for (int i = 0; i < SND_TRACK_COUNT_PER_PLAYER; i++) { + for (int i = 0; i < SND_TRACK_COUNT_PER_PLAYER; i++) + { player->tracks[i] = 0xFF; } - if (SNDi_SharedWork) { + if (SNDi_SharedWork) + { SNDi_SharedWork->players[player->playerId].tickCounter = 0; - for (int i = 0; i < SND_TRACK_COUNT_PER_PLAYER; i++) { + for (int i = 0; i < SND_TRACK_COUNT_PER_PLAYER; i++) + { SNDi_SharedWork->players[player->playerId].localVars[i] = -1; } } } -static void TrackReleaseChannels(struct SNDTrack *track, struct SNDPlayer *player, int release) { +static void TrackReleaseChannels(struct SNDTrack *track, struct SNDPlayer *player, int release) +{ TrackUpdateChannel(track, player, 0); - for (struct SNDExChannel *chn = track->channelLLHead; chn; chn = chn->channelLLNext) { - if (SND_IsExChannelActive(chn)) { + for (struct SNDExChannel *chn = track->channelLLHead; chn; chn = chn->channelLLNext) + { + if (SND_IsExChannelActive(chn)) + { if (release >= 0) SND_SetExChannelRelease(chn, release & 0xFF); chn->priority = 1; @@ -490,32 +560,39 @@ static void TrackReleaseChannels(struct SNDTrack *track, struct SNDPlayer *playe } } -static void TrackFreeChannels(struct SNDTrack *track) { - for (struct SNDExChannel *chn = track->channelLLHead; chn; chn = chn->channelLLNext) { +static void TrackFreeChannels(struct SNDTrack *track) +{ + for (struct SNDExChannel *chn = track->channelLLHead; chn; chn = chn->channelLLNext) + { SND_FreeExChannel(chn); } track->channelLLHead = NULL; } -static void PlayerSeqMain(struct SNDPlayer *player) { +static void PlayerSeqMain(struct SNDPlayer *player) +{ int ticks = 0; int tempoInc; int i; - while (player->tempoCounter >= SND_TIMER_RATE) { + while (player->tempoCounter >= SND_TIMER_RATE) + { player->tempoCounter -= SND_TIMER_RATE; ticks++; } - for (i = 0; i < ticks; i++) { - if (PlayerStepTicks(player, SND_PROC_PLAY_NOTES)) { + for (i = 0; i < ticks; i++) + { + if (PlayerStepTicks(player, SND_PROC_PLAY_NOTES)) + { PlayerStop(player); break; } } - if (SNDi_SharedWork) { + if (SNDi_SharedWork) + { SNDi_SharedWork->players[player->playerId].tickCounter += i; } @@ -526,57 +603,69 @@ static void PlayerSeqMain(struct SNDPlayer *player) { player->tempoCounter += tempoInc; } -static struct SNDTrack *PlayerGetTrack(struct SNDPlayer *player, int track) { +static struct SNDTrack *PlayerGetTrack(struct SNDPlayer *player, int track) +{ if (track > (SND_TRACK_COUNT_PER_PLAYER - 1)) return NULL; - + if (player->tracks[track] == 0xFF) return NULL; - + return &SNDi_Work.tracks[player->tracks[track]]; } -static void TrackStop(struct SNDTrack *track, struct SNDPlayer *player) { +static void TrackStop(struct SNDTrack *track, struct SNDPlayer *player) +{ TrackReleaseChannels(track, player, -1); TrackFreeChannels(track); } -static void PlayerStopTrack(struct SNDPlayer *player, int trackIdx) { +static void PlayerStopTrack(struct SNDPlayer *player, int trackIdx) +{ struct SNDTrack *track = PlayerGetTrack(player, trackIdx); if (track == NULL) return; - + TrackStop(track, player); SNDi_Work.tracks[player->tracks[trackIdx]].flags.active = FALSE; player->tracks[trackIdx] = 0xFF; } -static void PlayerStop(struct SNDPlayer *player) { - for (int i = 0; i < SND_TRACK_COUNT_PER_PLAYER; i++) { +static void PlayerStop(struct SNDPlayer *player) +{ + for (int i = 0; i < SND_TRACK_COUNT_PER_PLAYER; i++) + { PlayerStopTrack(player, i); } player->flags.active = FALSE; } -static void ChannelCallback(struct SNDExChannel *chn, int status, void *track_) { +static void ChannelCallback(struct SNDExChannel *chn, int status, void *track_) +{ struct SNDExChannel *cur; struct SNDTrack *track; - + track = (struct SNDTrack *)track_; - if (status == 1) { + if (status == 1) + { chn->priority = 0; SND_FreeExChannel(chn); } - if (track->channelLLHead == chn) { + if (track->channelLLHead == chn) + { track->channelLLHead = chn->channelLLNext; - } else { + } + else + { cur = track->channelLLHead; - while (cur->channelLLNext) { - if (cur->channelLLNext == chn) { + while (cur->channelLLNext) + { + if (cur->channelLLNext == chn) + { cur->channelLLNext = chn->channelLLNext; return; } @@ -585,15 +674,15 @@ static void ChannelCallback(struct SNDExChannel *chn, int status, void *track_) } } -static void TrackUpdateChannel(struct SNDTrack *track, struct SNDPlayer *player, int release) { +static void TrackUpdateChannel(struct SNDTrack *track, struct SNDPlayer *player, int release) +{ int vol; int fader; int pan; int pitch; - vol = SNDi_DecibelSquareTable[track->volume] + - SNDi_DecibelSquareTable[track->expression] + - SNDi_DecibelSquareTable[player->volume]; + vol = SNDi_DecibelSquareTable[track->volume] + SNDi_DecibelSquareTable[track->expression] + + SNDi_DecibelSquareTable[player->volume]; fader = track->extFader + player->extFader; @@ -606,21 +695,22 @@ static void TrackUpdateChannel(struct SNDTrack *track, struct SNDPlayer *player, if (track->panRange != 127) pan = (pan * track->panRange + 0x40) >> 7; - + pan += track->extPan; if (vol < -0x8000) vol = -0x8000; - + if (fader < -0x8000) fader = -0x8000; - + if (pan < -128) pan = -128; else if (pan > 127) pan = 127; - - for (struct SNDExChannel *chn = track->channelLLHead; chn != NULL; chn = chn->channelLLNext) { + + for (struct SNDExChannel *chn = track->channelLLHead; chn != NULL; chn = chn->channelLLNext) + { chn->userDecay2 = (short)fader; if (chn->envStatus == 3) @@ -632,65 +722,81 @@ static void TrackUpdateChannel(struct SNDTrack *track, struct SNDPlayer *player, chn->panRange = track->panRange; chn->lfo.param = track->mod; - if (chn->length == 0 && release != 0) { + if (chn->length == 0 && release != 0) + { chn->priority = 1; SND_ReleaseExChannel(chn); } } } -static void PlayerUpdateChannel(struct SNDPlayer *player) { - for (int i = 0; i < SND_TRACK_COUNT_PER_PLAYER; i++) { +static void PlayerUpdateChannel(struct SNDPlayer *player) +{ + for (int i = 0; i < SND_TRACK_COUNT_PER_PLAYER; i++) + { struct SNDTrack *trk = PlayerGetTrack(player, i); - if (trk) { + if (trk) + { TrackUpdateChannel(trk, player, 1); } } } -static void TrackPlayNote(struct SNDTrack *track, struct SNDPlayer *player, int midiKey, int velocity, int length) { +static void TrackPlayNote( + struct SNDTrack *track, struct SNDPlayer *player, int midiKey, int velocity, int length) +{ struct SNDExChannel *chn = NULL; - if (track->flags.tie) { + if (track->flags.tie) + { chn = track->channelLLHead; - if (chn) { + if (chn) + { chn->midiKey = (u8)midiKey; chn->velocity = (u8)velocity; } } - if (chn == NULL) { + if (chn == NULL) + { struct SNDInstData inst; if (!SND_ReadInstData(player->bank, track->program, midiKey, &inst)) return; u32 allowedChannels; - switch (inst.type) { - case SND_INST_PCM: - case SND_INST_DIRECTPCM: - // all channels support PCM - allowedChannels = 0xFFFF; - break; - case SND_INST_PSG: - // only channels 8, 9, 10, 11, 12, 13 support PSG - allowedChannels = 0x3F00; - break; - case SND_INST_NOISE: - // only channels 14 and 15 support noise - allowedChannels = 0xC000; - break; - default: - return; + switch (inst.type) + { + case SND_INST_PCM: + case SND_INST_DIRECTPCM: + // all channels support PCM + allowedChannels = 0xFFFF; + break; + case SND_INST_PSG: + // only channels 8, 9, 10, 11, 12, 13 support PSG + allowedChannels = 0x3F00; + break; + case SND_INST_NOISE: + // only channels 14 and 15 support noise + allowedChannels = 0xC000; + break; + default: + return; } allowedChannels &= track->channelMask; - chn = SND_AllocExChannel(allowedChannels, player->prio + track->priority, track->flags.channelMask, ChannelCallback, track); + chn = SND_AllocExChannel(allowedChannels, + player->prio + track->priority, + track->flags.channelMask, + ChannelCallback, + track); if (chn == NULL) return; - - if (!SND_NoteOn(chn, midiKey, velocity, track->flags.tie ? -1 : length, player->bank, &inst)) { + + if (!SND_NoteOn( + chn, midiKey, velocity, track->flags.tie ? -1 : length, player->bank, &inst)) + { chn->priority = 0; SND_FreeExChannel(chn); return; @@ -702,7 +808,7 @@ static void TrackPlayNote(struct SNDTrack *track, struct SNDPlayer *player, int if (track->envAttack != 0xFF) SND_SetExChannelAttack(chn, track->envAttack); - + if (track->envDecay != 0xFF) SND_SetExChannelDecay(chn, track->envDecay); @@ -711,15 +817,18 @@ static void TrackPlayNote(struct SNDTrack *track, struct SNDPlayer *player, int if (track->envRelease != 0xFF) SND_SetExChannelRelease(chn, track->envRelease); - + chn->sweepPitch = track->sweepPitch; if (track->flags.portamento) chn->sweepPitch += (short)((track->portamentoKey - midiKey) << 6); - - if (track->portamentoTime == 0) { + + if (track->portamentoTime == 0) + { chn->sweepLength = length; chn->flags.autoSweep = FALSE; - } else { + } + else + { int swp = track->portamentoTime * track->portamentoTime; swp *= chn->sweepPitch < 0 ? -chn->sweepPitch : chn->sweepPitch; swp >>= 11; @@ -729,7 +838,9 @@ static void TrackPlayNote(struct SNDTrack *track, struct SNDPlayer *player, int chn->sweepCounter = 0; } -static int TrackStepTicks(struct SNDTrack *track, struct SNDPlayer *player, int trackIdx, u32 playNotes) { +static int TrackStepTicks( + struct SNDTrack *track, struct SNDPlayer *player, int trackIdx, u32 playNotes) +{ (void)trackIdx; struct SNDExChannel *chn; @@ -742,22 +853,24 @@ static int TrackStepTicks(struct SNDTrack *track, struct SNDPlayer *player, int s32 par; - - for (chn = track->channelLLHead; chn; chn = chn->channelLLNext) { + for (chn = track->channelLLHead; chn; chn = chn->channelLLNext) + { if (chn->length > 0) chn->length--; - + if (!chn->flags.autoSweep && chn->sweepCounter < chn->sweepLength) chn->sweepCounter++; } - if (track->flags.noteFinishWait) { + if (track->flags.noteFinishWait) + { if (track->channelLLHead) return 0; track->flags.noteFinishWait = FALSE; } - if (track->wait > 0) { + if (track->wait > 0) + { track->wait--; if (track->wait > 0) return 0; @@ -765,30 +878,35 @@ static int TrackStepTicks(struct SNDTrack *track, struct SNDPlayer *player, int SeqCacheFetch(track->cur); - while (track->wait == 0 && !track->flags.noteFinishWait) { + while (track->wait == 0 && !track->flags.noteFinishWait) + { specialValueType = FALSE; runCmd = TRUE; cmd = TrackReadU8(track); - if (cmd == 0xA2) { + if (cmd == 0xA2) + { cmd = TrackReadU8(track); runCmd = track->flags.cmp; } - if (cmd == 0xA0) { + if (cmd == 0xA0) + { cmd = TrackReadU8(track); valueType = SND_SEQ_VAL_RAN; specialValueType = TRUE; } - if (cmd == 0xA1) { + if (cmd == 0xA1) + { cmd = TrackReadU8(track); valueType = SND_SEQ_VAL_VAR; specialValueType = TRUE; } - if ((cmd & 0x80) == 0) { + if ((cmd & 0x80) == 0) + { par = TrackReadU8(track); length = TrackParseValue(track, player, specialValueType ? valueType : SND_SEQ_VAL_VLV); @@ -796,22 +914,26 @@ static int TrackStepTicks(struct SNDTrack *track, struct SNDPlayer *player, int if (!runCmd) continue; - + if (midiKey < 0) midiKey = 0; - else if (midiKey > 127) { + else if (midiKey > 127) + { midiKey = 127; } - if (!track->flags.muted && playNotes != 0) { + if (!track->flags.muted && playNotes != 0) + { TrackPlayNote(track, player, midiKey, par, (length > 0) ? length : -1); } - + track->portamentoKey = (u8)midiKey; - if (track->flags.noteWait) { + if (track->flags.noteWait) + { track->wait = length; - if (length == 0) { + if (length == 0) + { track->flags.noteFinishWait = TRUE; } } @@ -819,157 +941,168 @@ static int TrackStepTicks(struct SNDTrack *track, struct SNDPlayer *player, int continue; } - switch (cmd & 0xF0) { - case 0x80: - par = TrackParseValue(track, player, specialValueType ? valueType : SND_SEQ_VAL_VLV); - if (!runCmd) - break; - - switch (cmd) { + switch (cmd & 0xF0) + { case 0x80: - track->wait = par; - break; - case 0x81: - if (par < 0x10000) - track->program = (u16)par; - break; - } - break; - case 0x90: - switch (cmd) { - case 0x93: - { - u32 off; - struct SNDTrack *newTrack; - - par = TrackReadU8(track); - off = TrackReadU24(track); - if (!runCmd) - break; + par = + TrackParseValue(track, player, specialValueType ? valueType : SND_SEQ_VAL_VLV); + if (!runCmd) + break; - newTrack = PlayerGetTrack(player, par); - if (newTrack && newTrack != track) { - TrackStop(newTrack, player); - TrackStart(newTrack, track->base, off); - } - } - break; - case 0x94: + switch (cmd) { - u32 off = TrackReadU24(track); - if (!runCmd) + case 0x80: + track->wait = par; + break; + case 0x81: + if (par < 0x10000) + track->program = (u16)par; break; - track->cur = &track->base[off]; } break; - case 0x95: + case 0x90: + switch (cmd) { - u32 off = TrackReadU24(track); - if (!runCmd) - break; + case 0x93: + { + u32 off; + struct SNDTrack *newTrack; - if (track->callStackDepth < SND_TRACK_MAX_CALL) { - track->posCallStack[track->callStackDepth] = track->cur; - track->callStackDepth++; + par = TrackReadU8(track); + off = TrackReadU24(track); + if (!runCmd) + break; + + newTrack = PlayerGetTrack(player, par); + if (newTrack && newTrack != track) + { + TrackStop(newTrack, player); + TrackStart(newTrack, track->base, off); + } + } + break; + case 0x94: + { + u32 off = TrackReadU24(track); + if (!runCmd) + break; track->cur = &track->base[off]; } break; + case 0x95: + { + u32 off = TrackReadU24(track); + if (!runCmd) + break; + + if (track->callStackDepth < SND_TRACK_MAX_CALL) + { + track->posCallStack[track->callStackDepth] = track->cur; + track->callStackDepth++; + track->cur = &track->base[off]; + } + break; + } } - } - break; - case 0xC0: - case 0xD0: + break; + case 0xC0: + case 0xD0: { - union { + union + { u8 _u8; s8 _s8; } par; - par._u8 = (u8)TrackParseValue(track, player, specialValueType ? valueType : SND_SEQ_VAL_U8); + par._u8 = (u8)TrackParseValue( + track, player, specialValueType ? valueType : SND_SEQ_VAL_U8); if (!runCmd) break; - switch (cmd) { - case 0xC1: - track->volume = par._u8; - break; - case 0xD5: - track->expression = par._u8; - break; - case 0xC2: - player->volume = par._u8; - break; - case 0xC5: - track->bendRange = par._u8; - break; - case 0xC6: - track->priority = par._u8; - break; - case 0xC7: - track->flags.noteWait = par._u8; - break; - case 0xCF: - track->portamentoTime = par._u8; - break; - case 0xCA: - track->mod.depth = par._u8; - break; - case 0xCB: - track->mod.speed = par._u8; - break; - case 0xCC: - track->mod.target = par._u8; - break; - case 0xCD: - track->mod.range = par._u8; - break; - case 0xD0: - track->envAttack = par._u8; - break; - case 0xD1: - track->envDecay = par._u8; - break; - case 0xD2: - track->envSustain = par._u8; - break; - case 0xD3: - track->envRelease = par._u8; - break; - case 0xD4: - if (track->callStackDepth < SND_TRACK_MAX_CALL) { - track->posCallStack[track->callStackDepth] = track->cur; - track->loopCount[track->callStackDepth] = par._u8; - track->callStackDepth++; - } - break; - case 0xC8: - track->flags.tie = par._u8; - TrackReleaseChannels(track, player, -1); - TrackFreeChannels(track); - break; - case 0xD7: - TrackMute(track, player, par._u8); - break; - case 0xC9: - track->portamentoKey = (u8)(par._u8 + track->transpose); - track->flags.portamento = TRUE; - break; - case 0xCE: - track->flags.portamento = par._u8; - break; - case 0xC3: - track->transpose = par._s8; - break; - case 0xC4: - track->pitchBend = par._s8; - break; - case 0xC0: - track->pan = (s8)(par._u8 - 0x40); - break; - case 0xD6: + switch (cmd) + { + case 0xC1: + track->volume = par._u8; + break; + case 0xD5: + track->expression = par._u8; + break; + case 0xC2: + player->volume = par._u8; + break; + case 0xC5: + track->bendRange = par._u8; + break; + case 0xC6: + track->priority = par._u8; + break; + case 0xC7: + track->flags.noteWait = par._u8; + break; + case 0xCF: + track->portamentoTime = par._u8; + break; + case 0xCA: + track->mod.depth = par._u8; + break; + case 0xCB: + track->mod.speed = par._u8; + break; + case 0xCC: + track->mod.target = par._u8; + break; + case 0xCD: + track->mod.range = par._u8; + break; + case 0xD0: + track->envAttack = par._u8; + break; + case 0xD1: + track->envDecay = par._u8; + break; + case 0xD2: + track->envSustain = par._u8; + break; + case 0xD3: + track->envRelease = par._u8; + break; + case 0xD4: + if (track->callStackDepth < SND_TRACK_MAX_CALL) + { + track->posCallStack[track->callStackDepth] = track->cur; + track->loopCount[track->callStackDepth] = par._u8; + track->callStackDepth++; + } + break; + case 0xC8: + track->flags.tie = par._u8; + TrackReleaseChannels(track, player, -1); + TrackFreeChannels(track); + break; + case 0xD7: + TrackMute(track, player, par._u8); + break; + case 0xC9: + track->portamentoKey = (u8)(par._u8 + track->transpose); + track->flags.portamento = TRUE; + break; + case 0xCE: + track->flags.portamento = par._u8; + break; + case 0xC3: + track->transpose = par._s8; + break; + case 0xC4: + track->pitchBend = par._s8; + break; + case 0xC0: + track->pan = (s8)(par._u8 - 0x40); + break; + case 0xD6: { s16 *varPtr; - if (sPrintEnabled) { + if (sPrintEnabled) + { varPtr = PlayerGetVariablePointer(player, par._u8); } } @@ -977,30 +1110,33 @@ static int TrackStepTicks(struct SNDTrack *track, struct SNDPlayer *player, int } } break; - case 0xE0: + case 0xE0: { - s16 par = (s16)TrackParseValue(track, player, specialValueType ? valueType : SND_SEQ_VAL_U16); + s16 par = (s16)TrackParseValue( + track, player, specialValueType ? valueType : SND_SEQ_VAL_U16); if (!runCmd) break; - switch (cmd) { - case 0xE3: - track->sweepPitch = par; - break; - case 0xE1: - player->tempo = (u16)par; - break; - case 0xE0: - track->mod.delay = (u16)par; - break; + switch (cmd) + { + case 0xE3: + track->sweepPitch = par; + break; + case 0xE1: + player->tempo = (u16)par; + break; + case 0xE0: + track->mod.delay = (u16)par; + break; } } break; - case 0xB0: + case 0xB0: { int varNum = TrackReadU8(track); - s16 par = (s16)TrackParseValue(track, player, specialValueType ? valueType : SND_SEQ_VAL_U16); + s16 par = (s16)TrackParseValue( + track, player, specialValueType ? valueType : SND_SEQ_VAL_U16); s16 *varPtr = PlayerGetVariablePointer(player, varNum); if (!runCmd) @@ -1009,33 +1145,35 @@ static int TrackStepTicks(struct SNDTrack *track, struct SNDPlayer *player, int if (varPtr == NULL) break; - switch (cmd) { - case 0xB0: - *varPtr = par; - break; - case 0xB1: - *varPtr += par; - break; - case 0xB2: - *varPtr -= par; - break; - case 0xB3: - *varPtr *= par; - break; - case 0xB4: - if (par != 0) - *varPtr /= par; - break; - case 0xB5: - if (par >= 0) - *varPtr <<= par; - else - *varPtr >>= -par; - break; - case 0xB6: + switch (cmd) + { + case 0xB0: + *varPtr = par; + break; + case 0xB1: + *varPtr += par; + break; + case 0xB2: + *varPtr -= par; + break; + case 0xB3: + *varPtr *= par; + break; + case 0xB4: + if (par != 0) + *varPtr /= par; + break; + case 0xB5: + if (par >= 0) + *varPtr <<= par; + else + *varPtr >>= -par; + break; + case 0xB6: { BOOL neg = FALSE; - if (par < 0) { + if (par < 0) + { neg = TRUE; par = (s16)(-par); } @@ -1046,77 +1184,84 @@ static int TrackStepTicks(struct SNDTrack *track, struct SNDPlayer *player, int *varPtr = (s16)random; } break; - case 0xB7: - break; - case 0xB8: - track->flags.cmp = *varPtr == par; - break; - case 0xB9: - track->flags.cmp = *varPtr >= par; - break; - case 0xBA: - track->flags.cmp = *varPtr > par; - break; - case 0xBB: - track->flags.cmp = *varPtr <= par; - break; - case 0xBC: - track->flags.cmp = *varPtr < par; - break; - case 0xBD: - track->flags.cmp = *varPtr != par; - break; + case 0xB7: + break; + case 0xB8: + track->flags.cmp = *varPtr == par; + break; + case 0xB9: + track->flags.cmp = *varPtr >= par; + break; + case 0xBA: + track->flags.cmp = *varPtr > par; + break; + case 0xBB: + track->flags.cmp = *varPtr <= par; + break; + case 0xBC: + track->flags.cmp = *varPtr < par; + break; + case 0xBD: + track->flags.cmp = *varPtr != par; + break; } } break; - case 0xF0: - if (!runCmd) - break; - - switch (cmd) { - case 0xFD: - if (track->callStackDepth != 0) { - track->callStackDepth--; - track->cur = track->posCallStack[track->callStackDepth]; - } - break; - case 0xFC: - { - if (track->callStackDepth == 0) - break; + case 0xF0: + if (!runCmd) + break; - // gosh, this was nasty to figure out - u8 loopCount = track->loopCount[track->callStackDepth - 1]; - if (loopCount != 0) { - loopCount--; - if (loopCount == 0) { + switch (cmd) + { + case 0xFD: + if (track->callStackDepth != 0) + { track->callStackDepth--; + track->cur = track->posCallStack[track->callStackDepth]; + } + break; + case 0xFC: + { + if (track->callStackDepth == 0) break; + + // gosh, this was nasty to figure out + u8 loopCount = track->loopCount[track->callStackDepth - 1]; + if (loopCount != 0) + { + loopCount--; + if (loopCount == 0) + { + track->callStackDepth--; + break; + } } + track->loopCount[track->callStackDepth - 1] = loopCount; + track->cur = track->posCallStack[track->callStackDepth - 1]; } - track->loopCount[track->callStackDepth - 1] = loopCount; - track->cur = track->posCallStack[track->callStackDepth - 1]; + break; + case 0xFE: + break; + case 0xFF: + return -1; } break; - case 0xFE: - break; - case 0xFF: - return -1; - } - break; } } return 0; } -static BOOL PlayerStepTicks(struct SNDPlayer *player, u32 ticks) { +static BOOL PlayerStepTicks(struct SNDPlayer *player, u32 ticks) +{ BOOL isPlaying = FALSE; - for (int i = 0; i < SND_TRACK_COUNT_PER_PLAYER; i++) { + for (int i = 0; i < SND_TRACK_COUNT_PER_PLAYER; i++) + { struct SNDTrack *trk = PlayerGetTrack(player, i); - if (trk && trk->cur) { + if (trk && trk->cur) + { if (TrackStepTicks(trk, player, i, ticks)) PlayerStopTrack(player, i); else @@ -1127,19 +1272,26 @@ static BOOL PlayerStepTicks(struct SNDPlayer *player, u32 ticks) { return !isPlaying; } -static s16 *PlayerGetVariablePointer(const struct SNDPlayer *player, int var) { +static s16 *PlayerGetVariablePointer(const struct SNDPlayer *player, int var) +{ if (SNDi_SharedWork == NULL) return NULL; - else if (var < 16) { + else if (var < 16) + { return &SNDi_SharedWork->players[player->playerId].localVars[var]; - } else { + } + else + { return &SNDi_SharedWork->globalVars[var - 16]; } } -static int AllocateTrack(void) { - for (int i = 0; i < SND_TRACK_COUNT; i++) { - if (!SNDi_Work.tracks[i].flags.active) { +static int AllocateTrack(void) +{ + for (int i = 0; i < SND_TRACK_COUNT; i++) + { + if (!SNDi_Work.tracks[i].flags.active) + { SNDi_Work.tracks[i].flags.active = TRUE; return i; } @@ -1148,22 +1300,24 @@ static int AllocateTrack(void) { return -1; } -static void TrackMute(struct SNDTrack *track, struct SNDPlayer *player, int muteMode) { - switch (muteMode) { - case SND_TRACK_MUTE_MODE_UNMUTE: - track->flags.muted = FALSE; - break; - case SND_TRACK_MUTE_MODE_MUTE: - track->flags.muted = TRUE; - break; - case SND_TRACK_MUTE_MODE_MUTE_RELEASE: - track->flags.muted = TRUE; - TrackReleaseChannels(track, player, -1); - break; - case SND_TRACK_MUTE_MODE_MUTE_STOP: - track->flags.muted = TRUE; - TrackReleaseChannels(track, player, 127); - TrackFreeChannels(track); - break; +static void TrackMute(struct SNDTrack *track, struct SNDPlayer *player, int muteMode) +{ + switch (muteMode) + { + case SND_TRACK_MUTE_MODE_UNMUTE: + track->flags.muted = FALSE; + break; + case SND_TRACK_MUTE_MODE_MUTE: + track->flags.muted = TRUE; + break; + case SND_TRACK_MUTE_MODE_MUTE_RELEASE: + track->flags.muted = TRUE; + TrackReleaseChannels(track, player, -1); + break; + case SND_TRACK_MUTE_MODE_MUTE_STOP: + track->flags.muted = TRUE; + TrackReleaseChannels(track, player, 127); + TrackFreeChannels(track); + break; } } |