From e391d21cdbf06afd68d137537b7e82585ecffa1a Mon Sep 17 00:00:00 2001 From: notaz Date: Tue, 9 Dec 2014 04:11:36 +0200 Subject: spu: fix some fmod related breakage --- plugins/dfsound/spu.c | 13 +++++++------ 1 file changed, 7 insertions(+), 6 deletions(-) (limited to 'plugins/dfsound') diff --git a/plugins/dfsound/spu.c b/plugins/dfsound/spu.c index 6cefd11..8f6ed13 100644 --- a/plugins/dfsound/spu.c +++ b/plugins/dfsound/spu.c @@ -692,7 +692,7 @@ static void noinline do_decode_bufs(int which, int start, int count) static int do_samples(int forced_updates) { int volmult = iVolume; - int ns,ns_from,ns_to; + int ns,ns_from,ns_to,ns_len; int ch,d,silentch; int bIRQReturn=0; @@ -740,21 +740,22 @@ static int do_samples(int forced_updates) lastch=ch; lastns=ns_to=d; } + ns_len = ns_to - ns_from; MixADSR(ch, ns_from, ns_to); if(ch==1 || ch==3) { - do_decode_bufs(ch/2, ns_from, ns_to-ns_from); + do_decode_bufs(ch/2, ns_from, ns_len); decode_dirty_ch |= 1< +#include #define ALSA_PCM_NEW_HW_PARAMS_API #define ALSA_PCM_NEW_SW_PARAMS_API #include @@ -184,10 +185,17 @@ static int alsa_busy(void) // FEED SOUND DATA static void alsa_feed(void *pSound, int lBytes) { + char sbuf[4096]; + if (handle == NULL) return; if (snd_pcm_state(handle) == SND_PCM_STATE_XRUN) - snd_pcm_prepare(handle); + { + memset(sbuf, 0, sizeof(sbuf)); + snd_pcm_prepare(handle); + snd_pcm_writei(handle, sbuf, sizeof(sbuf) / 4); + snd_pcm_writei(handle, sbuf, sizeof(sbuf) / 4); + } snd_pcm_writei(handle,pSound, lBytes / 4); } diff --git a/plugins/dfsound/dma.c b/plugins/dfsound/dma.c index 7c164ac..85b746c 100644 --- a/plugins/dfsound/dma.c +++ b/plugins/dfsound/dma.c @@ -38,10 +38,13 @@ unsigned short CALLBACK SPUreadDMA(void) // READ DMA (many values) //////////////////////////////////////////////////////////////////////// -void CALLBACK SPUreadDMAMem(unsigned short * pusPSXMem,int iSize) +void CALLBACK SPUreadDMAMem(unsigned short *pusPSXMem, int iSize, + unsigned int cycles) { int i; + do_samples_if_needed(cycles); + for(i=0;i>1]; // spu addr got by writeregister @@ -74,11 +77,12 @@ void CALLBACK SPUwriteDMA(unsigned short val) // WRITE DMA (many values) //////////////////////////////////////////////////////////////////////// -void CALLBACK SPUwriteDMAMem(unsigned short * pusPSXMem,int iSize) +void CALLBACK SPUwriteDMAMem(unsigned short *pusPSXMem, int iSize, + unsigned int cycles) { int i; - had_dma = 1; + do_samples_if_needed(cycles); if(spuAddr + iSize*2 < 0x80000) { diff --git a/plugins/dfsound/externals.h b/plugins/dfsound/externals.h index 2f3028e..9096399 100644 --- a/plugins/dfsound/externals.h +++ b/plugins/dfsound/externals.h @@ -46,10 +46,8 @@ // num of channels #define MAXCHAN 24 -// ~ FRAG_MSECS ms of data // note: must be even due to the way reverb works now -#define FRAG_MSECS 2 -#define NSSIZE ((44100 * FRAG_MSECS / 1000 + 1) & ~1) +#define NSSIZE ((44100 / 50 + 16) & ~1) /////////////////////////////////////////////////////////// // struct defines @@ -90,6 +88,7 @@ typedef struct int iSBPos; // mixing stuff int spos; int sinc; + int sinc_inv; unsigned char * pCurr; // current pos in sound mem unsigned char * pLoop; // loop ptr in sound mem @@ -191,7 +190,6 @@ extern int iUseReverb; extern int iUseInterpolation; // MISC -extern int had_dma; extern int decode_pos; extern SPUCHAN s_chan[]; @@ -209,11 +207,21 @@ extern unsigned int dwChannelDead; extern int SSumR[]; extern int SSumL[]; -extern int iCycle; extern short * pS; extern void (CALLBACK *cddavCallback)(unsigned short,unsigned short); +extern unsigned int cycles_played; + +void do_samples(unsigned int cycles_to); +void schedule_next_irq(void); + +#define do_samples_if_needed(c) \ + do { \ + if ((int)((c) - cycles_played) >= 16 * 768) \ + do_samples(c); \ + } while (0) + #endif /////////////////////////////////////////////////////////// diff --git a/plugins/dfsound/freeze.c b/plugins/dfsound/freeze.c index 0601bf5..9fa29f0 100644 --- a/plugins/dfsound/freeze.c +++ b/plugins/dfsound/freeze.c @@ -132,9 +132,7 @@ typedef struct //////////////////////////////////////////////////////////////////////// void LoadStateV5(SPUFreeze_t * pF); // newest version -void LoadStateUnknown(SPUFreeze_t * pF); // unknown format - -extern int lastch; +void LoadStateUnknown(SPUFreeze_t * pF, uint32_t cycles); // unknown format // we want to retain compatibility between versions, // so use original channel struct @@ -183,8 +181,10 @@ static void load_channel(SPUCHAN *d, const SPUCHAN_orig *s, int ch) memset(d, 0, sizeof(*d)); if (s->bNew) dwNewChannel |= 1<iSBPos = s->iSBPos; + if ((uint32_t)d->iSBPos >= 28) d->iSBPos = 27; d->spos = s->spos; d->sinc = s->sinc; + d->sinc_inv = 0; memcpy(d->SB, s->SB, sizeof(d->SB)); d->pCurr = (void *)((long)s->iCurr & 0x7fff0); d->pLoop = (void *)((long)s->iLoop & 0x7fff0); @@ -212,11 +212,20 @@ static void load_channel(SPUCHAN *d, const SPUCHAN_orig *s, int ch) else d->ADSRX.EnvelopeVol = 0; } +// force load from regArea to variables +static void load_register(unsigned long reg, unsigned int cycles) +{ + unsigned short *r = ®Area[((reg & 0xfff) - 0xc00) >> 1]; + *r ^= 1; + SPUwriteRegister(reg, *r ^ 1, cycles); +} + //////////////////////////////////////////////////////////////////////// // SPUFREEZE: called by main emu on savestate load/save //////////////////////////////////////////////////////////////////////// -long CALLBACK SPUfreeze(uint32_t ulFreezeMode,SPUFreeze_t * pF) +long CALLBACK SPUfreeze(uint32_t ulFreezeMode, SPUFreeze_t * pF, + uint32_t cycles) { int i;SPUOSSFreeze_t * pFO; @@ -233,6 +242,8 @@ long CALLBACK SPUfreeze(uint32_t ulFreezeMode,SPUFreeze_t * pF) if(ulFreezeMode==2) return 1; // info mode? ok, bye // save mode: + do_samples(cycles); + memcpy(pF->cSPURam,spuMem,0x80000); // copy common infos memcpy(pF->cSPUPort,regArea,0x200); @@ -276,26 +287,25 @@ long CALLBACK SPUfreeze(uint32_t ulFreezeMode,SPUFreeze_t * pF) if(!strcmp(pF->szSPUName,"PBOSS") && pF->ulFreezeVersion==5) LoadStateV5(pF); - else LoadStateUnknown(pF); - - lastch = -1; + else LoadStateUnknown(pF, cycles); // repair some globals for(i=0;i<=62;i+=2) - SPUwriteRegister(H_Reverb+i,regArea[(H_Reverb+i-0xc00)>>1]); - SPUwriteRegister(H_SPUReverbAddr,regArea[(H_SPUReverbAddr-0xc00)>>1]); - SPUwriteRegister(H_SPUrvolL,regArea[(H_SPUrvolL-0xc00)>>1]); - SPUwriteRegister(H_SPUrvolR,regArea[(H_SPUrvolR-0xc00)>>1]); + load_register(H_Reverb+i, cycles); + load_register(H_SPUReverbAddr, cycles); + load_register(H_SPUrvolL, cycles); + load_register(H_SPUrvolR, cycles); - SPUwriteRegister(H_SPUctrl,(unsigned short)(regArea[(H_SPUctrl-0xc00)>>1]|0x4000)); - SPUwriteRegister(H_SPUstat,regArea[(H_SPUstat-0xc00)>>1]); - SPUwriteRegister(H_CDLeft,regArea[(H_CDLeft-0xc00)>>1]); - SPUwriteRegister(H_CDRight,regArea[(H_CDRight-0xc00)>>1]); + load_register(H_SPUctrl, cycles); + load_register(H_SPUstat, cycles); + load_register(H_CDLeft, cycles); + load_register(H_CDRight, cycles); // fix to prevent new interpolations from crashing for(i=0;i +#include #include #include #include @@ -153,7 +154,20 @@ static int oss_busy(void) static void oss_feed(void *buf, int bytes) { + audio_buf_info info; + char sbuf[4096]; + if(oss_audio_fd == -1) return; + if(ioctl(oss_audio_fd,SNDCTL_DSP_GETOSPACE,&info)==0) + { + if(info.fragments==info.fragstotal) + { + memset(sbuf, 0, sizeof(sbuf)); + write(oss_audio_fd, sbuf, sizeof(sbuf)); + write(oss_audio_fd, sbuf, sizeof(sbuf)); + } + } + write(oss_audio_fd, buf, bytes); } diff --git a/plugins/dfsound/registers.c b/plugins/dfsound/registers.c index b9c1256..730c753 100644 --- a/plugins/dfsound/registers.c +++ b/plugins/dfsound/registers.c @@ -35,10 +35,28 @@ static void ReverbOn(int start,int end,unsigned short val); // WRITE REGISTERS: called by main emu //////////////////////////////////////////////////////////////////////// -void CALLBACK SPUwriteRegister(unsigned long reg, unsigned short val) +static const uint32_t ignore_dupe[8] = { + // ch 0-15 c40 c80 cc0 + 0x7f7f7f7f, 0x7f7f7f7f, 0x7f7f7f7f, 0x7f7f7f7f, + // ch 16-24 d40 control reverb + 0x7f7f7f7f, 0x7f7f7f7f, 0xff05ff0f, 0xffffffff +}; + +void CALLBACK SPUwriteRegister(unsigned long reg, unsigned short val, + unsigned int cycles) { - const unsigned long r=reg&0xfff; - regArea[(r-0xc00)>>1] = val; + int r = reg & 0xfff; + int rofs = (r - 0xc00) >> 1; + int changed = regArea[rofs] != val; + regArea[rofs] = val; + + if (!changed && (ignore_dupe[rofs >> 5] & (1 << (rofs & 0x1f)))) + return; + // zero keyon/keyoff? + if (val == 0 && (r & 0xff8) == 0xd88) + return; + + do_samples_if_needed(cycles); if(r>=0x0c00 && r<0x0d80) // some channel info? { @@ -56,7 +74,7 @@ void CALLBACK SPUwriteRegister(unsigned long reg, unsigned short val) //------------------------------------------------// pitch case 4: SetPitch(ch,val); - break; + goto upd_irq; //------------------------------------------------// start case 6: // taken from regArea later @@ -93,7 +111,7 @@ void CALLBACK SPUwriteRegister(unsigned long reg, unsigned short val) //------------------------------------------------// case 14: // loop? s_chan[ch].pLoop=spuMemC+((val&~1)<<3); - break; + goto upd_irq; //------------------------------------------------// } return; @@ -113,8 +131,11 @@ void CALLBACK SPUwriteRegister(unsigned long reg, unsigned short val) break; //-------------------------------------------------// case H_SPUctrl: - if(!(spuCtrl & CTRL_IRQ)) + if (!(spuCtrl & CTRL_IRQ)) { spuStat&=~STAT_IRQ; + if (val & CTRL_IRQ) + schedule_next_irq(); + } spuCtrl=val; break; //-------------------------------------------------// @@ -137,13 +158,12 @@ void CALLBACK SPUwriteRegister(unsigned long reg, unsigned short val) rvb.CurrAddr+=decode_pos/2; } } - rvb.dirty = 1; - break; + goto rvbd; //-------------------------------------------------// case H_SPUirqAddr: spuIrq = val; pSpuIrq=spuMemC+(((unsigned long) val<<3)&~0xf); - break; + goto upd_irq; //-------------------------------------------------// case H_SPUrvolL: rvb.VolLeft=val; @@ -229,42 +249,48 @@ void CALLBACK SPUwriteRegister(unsigned long reg, unsigned short val) ReverbOn(16,24,val); break; //-------------------------------------------------// - case H_Reverb+0 : rvb.FB_SRC_A=val*4; break; - case H_Reverb+2 : rvb.FB_SRC_B=val*4; break; - case H_Reverb+4 : rvb.IIR_ALPHA=(short)val; break; - case H_Reverb+6 : rvb.ACC_COEF_A=(short)val; break; - case H_Reverb+8 : rvb.ACC_COEF_B=(short)val; break; - case H_Reverb+10 : rvb.ACC_COEF_C=(short)val; break; - case H_Reverb+12 : rvb.ACC_COEF_D=(short)val; break; - case H_Reverb+14 : rvb.IIR_COEF=(short)val; break; - case H_Reverb+16 : rvb.FB_ALPHA=(short)val; break; - case H_Reverb+18 : rvb.FB_X=(short)val; break; - case H_Reverb+20 : rvb.IIR_DEST_A0=val*4; break; - case H_Reverb+22 : rvb.IIR_DEST_A1=val*4; break; - case H_Reverb+24 : rvb.ACC_SRC_A0=val*4; break; - case H_Reverb+26 : rvb.ACC_SRC_A1=val*4; break; - case H_Reverb+28 : rvb.ACC_SRC_B0=val*4; break; - case H_Reverb+30 : rvb.ACC_SRC_B1=val*4; break; - case H_Reverb+32 : rvb.IIR_SRC_A0=val*4; break; - case H_Reverb+34 : rvb.IIR_SRC_A1=val*4; break; - case H_Reverb+36 : rvb.IIR_DEST_B0=val*4; break; - case H_Reverb+38 : rvb.IIR_DEST_B1=val*4; break; - case H_Reverb+40 : rvb.ACC_SRC_C0=val*4; break; - case H_Reverb+42 : rvb.ACC_SRC_C1=val*4; break; - case H_Reverb+44 : rvb.ACC_SRC_D0=val*4; break; - case H_Reverb+46 : rvb.ACC_SRC_D1=val*4; break; - case H_Reverb+48 : rvb.IIR_SRC_B1=val*4; break; - case H_Reverb+50 : rvb.IIR_SRC_B0=val*4; break; - case H_Reverb+52 : rvb.MIX_DEST_A0=val*4; break; - case H_Reverb+54 : rvb.MIX_DEST_A1=val*4; break; - case H_Reverb+56 : rvb.MIX_DEST_B0=val*4; break; - case H_Reverb+58 : rvb.MIX_DEST_B1=val*4; break; - case H_Reverb+60 : rvb.IN_COEF_L=(short)val; break; - case H_Reverb+62 : rvb.IN_COEF_R=(short)val; break; + case H_Reverb+0 : rvb.FB_SRC_A=val*4; goto rvbd; + case H_Reverb+2 : rvb.FB_SRC_B=val*4; goto rvbd; + case H_Reverb+4 : rvb.IIR_ALPHA=(short)val; goto rvbd; + case H_Reverb+6 : rvb.ACC_COEF_A=(short)val; goto rvbd; + case H_Reverb+8 : rvb.ACC_COEF_B=(short)val; goto rvbd; + case H_Reverb+10 : rvb.ACC_COEF_C=(short)val; goto rvbd; + case H_Reverb+12 : rvb.ACC_COEF_D=(short)val; goto rvbd; + case H_Reverb+14 : rvb.IIR_COEF=(short)val; goto rvbd; + case H_Reverb+16 : rvb.FB_ALPHA=(short)val; goto rvbd; + case H_Reverb+18 : rvb.FB_X=(short)val; goto rvbd; + case H_Reverb+20 : rvb.IIR_DEST_A0=val*4; goto rvbd; + case H_Reverb+22 : rvb.IIR_DEST_A1=val*4; goto rvbd; + case H_Reverb+24 : rvb.ACC_SRC_A0=val*4; goto rvbd; + case H_Reverb+26 : rvb.ACC_SRC_A1=val*4; goto rvbd; + case H_Reverb+28 : rvb.ACC_SRC_B0=val*4; goto rvbd; + case H_Reverb+30 : rvb.ACC_SRC_B1=val*4; goto rvbd; + case H_Reverb+32 : rvb.IIR_SRC_A0=val*4; goto rvbd; + case H_Reverb+34 : rvb.IIR_SRC_A1=val*4; goto rvbd; + case H_Reverb+36 : rvb.IIR_DEST_B0=val*4; goto rvbd; + case H_Reverb+38 : rvb.IIR_DEST_B1=val*4; goto rvbd; + case H_Reverb+40 : rvb.ACC_SRC_C0=val*4; goto rvbd; + case H_Reverb+42 : rvb.ACC_SRC_C1=val*4; goto rvbd; + case H_Reverb+44 : rvb.ACC_SRC_D0=val*4; goto rvbd; + case H_Reverb+46 : rvb.ACC_SRC_D1=val*4; goto rvbd; + case H_Reverb+48 : rvb.IIR_SRC_B1=val*4; goto rvbd; + case H_Reverb+50 : rvb.IIR_SRC_B0=val*4; goto rvbd; + case H_Reverb+52 : rvb.MIX_DEST_A0=val*4; goto rvbd; + case H_Reverb+54 : rvb.MIX_DEST_A1=val*4; goto rvbd; + case H_Reverb+56 : rvb.MIX_DEST_B0=val*4; goto rvbd; + case H_Reverb+58 : rvb.MIX_DEST_B1=val*4; goto rvbd; + case H_Reverb+60 : rvb.IN_COEF_L=(short)val; goto rvbd; + case H_Reverb+62 : rvb.IN_COEF_R=(short)val; goto rvbd; } + return; + +upd_irq: + if (spuCtrl & CTRL_IRQ) + schedule_next_irq(); + return; - if ((r & ~0x3f) == H_Reverb) - rvb.dirty = 1; // recalculate on next update +rvbd: + rvb.dirty = 1; // recalculate on next update } //////////////////////////////////////////////////////////////////////// @@ -484,6 +510,7 @@ static void SetPitch(int ch,unsigned short val) // SET PITCH s_chan[ch].iRawPitch=NP; s_chan[ch].sinc=(NP<<4)|8; + s_chan[ch].sinc_inv=0; if(iUseInterpolation==1) s_chan[ch].SB[32]=1; // -> freq change in simple interpolation mode: set flag } diff --git a/plugins/dfsound/registers.h b/plugins/dfsound/registers.h index cb95bc1..3bca518 100644 --- a/plugins/dfsound/registers.h +++ b/plugins/dfsound/registers.h @@ -152,5 +152,5 @@ /////////////////////////////////////////////////////////// -void CALLBACK SPUwriteRegister(unsigned long reg, unsigned short val); +void CALLBACK SPUwriteRegister(unsigned long reg, unsigned short val, unsigned int cycles); diff --git a/plugins/dfsound/reverb.c b/plugins/dfsound/reverb.c index ebb709b..0a94ff4 100644 --- a/plugins/dfsound/reverb.c +++ b/plugins/dfsound/reverb.c @@ -53,21 +53,9 @@ INLINE void StartREVERB(int ch) // HELPER FOR NEILL'S REVERB: re-inits our reverb mixing buf //////////////////////////////////////////////////////////////////////// -INLINE void InitREVERB(void) +INLINE void InitREVERB(int ns_to) { - memset(sRVBStart,0,NSSIZE*2*4); -} - -//////////////////////////////////////////////////////////////////////// -// STORE REVERB -//////////////////////////////////////////////////////////////////////// - -INLINE void StoreREVERB(int ch,int ns,int l,int r) -{ - ns<<=1; - - sRVBStart[ns] +=l; // -> we mix all active reverb channels into an extra buffer - sRVBStart[ns+1]+=r; + memset(sRVBStart,0,ns_to*sizeof(sRVBStart[0])*2); } //////////////////////////////////////////////////////////////////////// @@ -95,15 +83,15 @@ INLINE int rvb2ram_offs(int curr, int space, int iOff) //////////////////////////////////////////////////////////////////////// // portions based on spu2-x from PCSX2 -static void MixREVERB(void) +static void MixREVERB(int ns_to) { int l_old = rvb.iRVBLeft; int r_old = rvb.iRVBRight; int curr_addr = rvb.CurrAddr; int space = 0x40000 - rvb.StartAddr; - int l, r, ns; + int l = 0, r = 0, ns; - for (ns = 0; ns < NSSIZE*2; ) + for (ns = 0; ns < ns_to * 2; ) { int IIR_ALPHA = rvb.IIR_ALPHA; int ACC0, ACC1, FB_A0, FB_A1, FB_B0, FB_B1; @@ -180,15 +168,15 @@ static void MixREVERB(void) rvb.CurrAddr = curr_addr; } -static void MixREVERB_off(void) +static void MixREVERB_off(int ns_to) { int l_old = rvb.iRVBLeft; int r_old = rvb.iRVBRight; int curr_addr = rvb.CurrAddr; int space = 0x40000 - rvb.StartAddr; - int l, r, ns; + int l = 0, r = 0, ns; - for (ns = 0; ns < NSSIZE*2; ) + for (ns = 0; ns < ns_to * 2; ) { l = (g_buffer(MIX_DEST_A0) + g_buffer(MIX_DEST_B0)) / 2; r = (g_buffer(MIX_DEST_A1) + g_buffer(MIX_DEST_B1)) / 2; @@ -258,7 +246,7 @@ static void prepare_offsets(void) rvb.dirty = 0; } -INLINE void REVERBDo(void) +INLINE void REVERBDo(int ns_to) { if (!rvb.StartAddr) // reverb is off { @@ -271,19 +259,19 @@ INLINE void REVERBDo(void) if (unlikely(rvb.dirty)) prepare_offsets(); - MixREVERB(); + MixREVERB(ns_to); } else if (rvb.VolLeft || rvb.VolRight) { if (unlikely(rvb.dirty)) prepare_offsets(); - MixREVERB_off(); + MixREVERB_off(ns_to); } else // -> reverb off { // reverb runs anyway - rvb.CurrAddr += NSSIZE/2; + rvb.CurrAddr += ns_to / 2; while (rvb.CurrAddr >= 0x40000) rvb.CurrAddr -= 0x40000 - rvb.StartAddr; } diff --git a/plugins/dfsound/spu.c b/plugins/dfsound/spu.c index 7d3f1a0..3d598db 100644 --- a/plugins/dfsound/spu.c +++ b/plugins/dfsound/spu.c @@ -49,6 +49,9 @@ #define PSXCLK 33868800 /* 33.8688 MHz */ +// intended to be ~1 frame +#define IRQ_NEAR_BLOCKS 32 + /* #if defined (USEMACOSX) static char * libraryName = N_("Mac OS X Sound"); @@ -106,6 +109,7 @@ unsigned int dwChannelDead=0; // silent+not useful chan void (CALLBACK *irqCallback)(void)=0; // func of main emu, called on spu irq void (CALLBACK *cddavCallback)(unsigned short,unsigned short)=0; +void (CALLBACK *scheduleCallback)(unsigned int)=0; // certain globals (were local before, but with the new timeproc I need em global) @@ -117,15 +121,11 @@ static const int f[8][2] = { { 0, 0 }, int ChanBuf[NSSIZE+3]; int SSumLR[(NSSIZE+3)*2]; int iFMod[NSSIZE]; -int iCycle = 0; short * pS; static int decode_dirty_ch; int decode_pos; -int had_dma; -int lastch=-1; // last channel processed on spu irq in timer mode -static int lastns=0; // last ns pos -static int cycles_since_update; +unsigned int cycles_played; #define CDDA_BUFFER_SIZE (16384 * sizeof(uint32_t)) // must be power of 2 @@ -518,8 +518,48 @@ static int skip_block(int ch) return ret; } +// if irq is going to trigger sooner than in upd_samples, set upd_samples +static void scan_for_irq(int ch, unsigned int *upd_samples) +{ + int pos, sinc, sinc_inv, end; + unsigned char *block; + int flags; + + block = s_chan[ch].pCurr; + pos = s_chan[ch].spos; + sinc = s_chan[ch].sinc; + end = pos + *upd_samples * sinc; + + pos += (28 - s_chan[ch].iSBPos) << 16; + while (pos < end) + { + if (block == pSpuIrq) + break; + flags = block[1]; + block += 16; + if (flags & 1) { // 1: stop/loop + block = s_chan[ch].pLoop; + if (block == pSpuIrq) // hack.. (see decode_block) + break; + } + pos += 28 << 16; + } + + if (pos < end) + { + sinc_inv = s_chan[ch].sinc_inv; + if (sinc_inv == 0) + sinc_inv = s_chan[ch].sinc_inv = (0x80000000u / (uint32_t)sinc) << 1; + + pos -= s_chan[ch].spos; + *upd_samples = (((uint64_t)pos * sinc_inv) >> 32) + 1; + //xprintf("ch%02d: irq sched: %3d %03d\n", + // ch, *upd_samples, *upd_samples * 60 * 263 / 44100); + } +} + #define make_do_samples(name, fmod_code, interp_start, interp1_code, interp2_code, interp_end) \ -static int do_samples_##name(int ch, int ns, int ns_to) \ +static noinline int do_samples_##name(int ch, int ns, int ns_to) \ { \ int sinc = s_chan[ch].sinc; \ int spos = s_chan[ch].spos; \ @@ -533,23 +573,23 @@ static int do_samples_##name(int ch, int ns, int ns_to) \ { \ fmod_code; \ \ + spos += sinc; \ while (spos >= 0x10000) \ { \ - if(sbpos == 28) \ + fa = SB[sbpos++]; \ + if(sbpos >= 28) \ { \ sbpos = 0; \ d = decode_block(ch); \ if(d) \ - ret = ns_to = ns + 1; \ + ret = /*ns_to =*/ ns + 1; \ } \ \ - fa = SB[sbpos++]; \ interp1_code; \ spos -= 0x10000; \ } \ \ interp2_code; \ - spos += sinc; \ } \ \ s_chan[ch].sinc = sinc; \ @@ -585,7 +625,7 @@ make_do_samples(noint, , fa = s_chan[ch].SB[29], , ChanBuf[ns] = fa, s_chan[ch]. make_do_samples(simple, , , simple_interp_store, simple_interp_get, ) -static int do_samples_noise(int ch, int ns, int ns_to) +static noinline int do_samples_noise(int ch, int ns, int ns_to) { int level, shift, bit; int ret = -1, d; @@ -667,7 +707,7 @@ static void mix_chan_rvb(int start, int count, int lv, int rv) // 0x0800-0x0bff Voice 1 // 0x0c00-0x0fff Voice 3 -static void noinline do_decode_bufs(int which, int start, int count) +static noinline void do_decode_bufs(int which, int start, int count) { const int *src = ChanBuf + start; unsigned short *dst = &spuMem[0x800/2 + which*0x400/2]; @@ -689,57 +729,84 @@ static void noinline do_decode_bufs(int which, int start, int count) // basically the whole sound processing is done in this fat func! //////////////////////////////////////////////////////////////////////// -static int do_samples(int forced_updates) +void do_samples(unsigned int cycles_to) { + const int ns_from = 0; + int ns,ns_to,ns_len; int volmult = iVolume; - int ns,ns_from,ns_to,ns_len; int ch,d,silentch; - int bIRQReturn=0; + int cycle_diff; - // ok, at the beginning we are looking if there is - // enuff free place in the dsound/oss buffer to - // fill in new data, or if there is a new channel to start. - // if not, we return until enuff free place is available - // /a new channel gets started + cycle_diff = cycles_to - cycles_played; + if (cycle_diff < -2*1048576 || cycle_diff > 2*1048576) + { + //xprintf("desync %u %d\n", cycles_to, cycle_diff); + cycles_played = cycles_to; + return; + } - if(!forced_updates && out_current->busy()) // still enuff data in sound buffer? - return 0; + if (cycle_diff < 2 * 768) + return; - while(!bIRQReturn) - { - ns_from=0; - ns_to=NSSIZE; - ch=0; - if(lastch>=0) // will be -1 if no continue is pending - { - ch=lastch; ns_from=lastns; lastch=-1; // -> setup all kind of vars to continue - } + ns_to = (cycle_diff / 768 + 1) & ~1; + if (ns_to > NSSIZE) { + // should never happen + //xprintf("ns_to oflow %d %d\n", ns_to, NSSIZE); + ns_to = NSSIZE; + } + + ////////////////////////////////////////////////////// + // special irq handling in the decode buffers (0x0000-0x1000) + // we know: + // the decode buffers are located in spu memory in the following way: + // 0x0000-0x03ff CD audio left + // 0x0400-0x07ff CD audio right + // 0x0800-0x0bff Voice 1 + // 0x0c00-0x0fff Voice 3 + // and decoded data is 16 bit for one sample + // we assume: + // even if voices 1/3 are off or no cd audio is playing, the internal + // play positions will move on and wrap after 0x400 bytes. + // Therefore: we just need a pointer from spumem+0 to spumem+3ff, and + // increase this pointer on each sample by 2 bytes. If this pointer + // (or 0x400 offsets of this pointer) hits the spuirq address, we generate + // an IRQ. + + if (unlikely((spuCtrl & CTRL_IRQ) && pSpuIrq && pSpuIrq < spuMemC+0x1000)) + { + int irq_pos = (pSpuIrq - spuMemC) / 2 & 0x1ff; + int left = (irq_pos - decode_pos) & 0x1ff; + if (0 < left && left <= ns_to) + { + //xprintf("decoder irq %x\n", decode_pos); + do_irq(); + ns_to = left; + } + } + + InitREVERB(ns_to); + { silentch=~(dwChannelOn|dwNewChannel); //--------------------------------------------------// //- main channel loop -// //--------------------------------------------------// { - for(;ch=0) - { - bIRQReturn=1; - lastch=ch; - lastns=ns_to=d; - } + do_samples_default(ch, ns_from, ns_to); + ns_len = ns_to - ns_from; MixADSR(ch, ns_from, ns_to); @@ -774,7 +841,6 @@ static int do_samples(int forced_updates) { unsigned char *start = s_chan[ch].pCurr; - // no need for bIRQReturn since the channel is silent skip_block(ch); if(start == s_chan[ch].pCurr || start - spuMemC < 0x1000) { @@ -788,9 +854,6 @@ static int do_samples(int forced_updates) } } - if(bIRQReturn) // special return for "spu irq - wait for cpu action" - return 0; - if(unlikely(silentch & decode_dirty_ch & (1<<1))) // must clear silent channel decode buffers { memset(&spuMem[0x800/2], 0, 0x400); @@ -807,21 +870,21 @@ static int do_samples(int forced_updates) //---------------------------------------------------// // mix XA infos (if any) - MixXA(); + MixXA(ns_to); /////////////////////////////////////////////////////// // mix all channels (including reverb) into one buffer if(iUseReverb) - REVERBDo(); + REVERBDo(ns_to); if((spuCtrl&0x4000)==0) // muted? (rare, don't optimize for this) { - memset(pS, 0, NSSIZE * 2 * sizeof(pS[0])); - pS += NSSIZE*2; + memset(pS, 0, ns_to * 2 * sizeof(pS[0])); + pS += ns_to * 2; } else - for (ns = 0; ns < NSSIZE*2; ) + for (ns = 0; ns < ns_to * 2; ) { d = SSumLR[ns]; SSumLR[ns] = 0; d = d * volmult >> 10; @@ -836,97 +899,70 @@ static int do_samples(int forced_updates) ns++; } - cycles_since_update -= PSXCLK / 44100 * NSSIZE; + cycles_played += ns_to * 768; - ////////////////////////////////////////////////////// - // special irq handling in the decode buffers (0x0000-0x1000) - // we know: - // the decode buffers are located in spu memory in the following way: - // 0x0000-0x03ff CD audio left - // 0x0400-0x07ff CD audio right - // 0x0800-0x0bff Voice 1 - // 0x0c00-0x0fff Voice 3 - // and decoded data is 16 bit for one sample - // we assume: - // even if voices 1/3 are off or no cd audio is playing, the internal - // play positions will move on and wrap after 0x400 bytes. - // Therefore: we just need a pointer from spumem+0 to spumem+3ff, and - // increase this pointer on each sample by 2 bytes. If this pointer - // (or 0x400 offsets of this pointer) hits the spuirq address, we generate - // an IRQ. Only problem: the "wait for cpu" option is kinda hard to do here - // in some of Peops timer modes. So: we ignore this option here (for now). - - if(unlikely((spuCtrl&CTRL_IRQ) && pSpuIrq && pSpuIrq 0x200 && irq_pos < ((decode_pos+NSSIZE) & 0x1ff))) - { - //printf("decoder irq %x\n", decode_pos); - do_irq(); - bIRQReturn = 1; - } - } - decode_pos = (decode_pos + NSSIZE) & 0x1ff; + decode_pos = (decode_pos + ns_to) & 0x1ff; + } +} - InitREVERB(); +void schedule_next_irq(void) +{ + unsigned int upd_samples; + int ch; - // feed the sound - // wanna have around 1/60 sec (16.666 ms) updates - if (iCycle++ >= 16/FRAG_MSECS) - { - out_current->feed(pSpuBuffer, (unsigned char *)pS - pSpuBuffer); - pS = (short *)pSpuBuffer; - iCycle = 0; + if (scheduleCallback == NULL) + return; - if(!forced_updates && out_current->busy()) - break; - } + upd_samples = 44100 / 50; - if(forced_updates > 0) - { - forced_updates--; - if(forced_updates == 0 && out_current->busy()) - break; - } + for (ch = 0; ch < MAXCHAN; ch++) + { + if (dwChannelDead & (1 << ch)) + continue; + if ((unsigned long)(pSpuIrq - s_chan[ch].pCurr) > IRQ_NEAR_BLOCKS * 16 + && (unsigned long)(pSpuIrq - s_chan[ch].pLoop) > IRQ_NEAR_BLOCKS * 16) + continue; - if(cycles_since_update <= -PSXCLK/60 / 4) - break; + scan_for_irq(ch, &upd_samples); } - // this may cause desync, but help audio when the emu can't keep up.. - if(cycles_since_update < 0) - cycles_since_update = 0; + if (unlikely(pSpuIrq < spuMemC + 0x1000)) + { + int irq_pos = (pSpuIrq - spuMemC) / 2 & 0x1ff; + int left = (irq_pos - decode_pos) & 0x1ff; + if (0 < left && left < upd_samples) { + //xprintf("decode: %3d (%3d/%3d)\n", left, decode_pos, irq_pos); + upd_samples = left; + } + } - return 0; + if (upd_samples < 44100 / 50) + scheduleCallback(upd_samples * 768); } // SPU ASYNC... even newer epsxe func // 1 time every 'cycle' cycles... harhar -// rearmed: called every 2ms now +// rearmed: called dynamically now -void CALLBACK SPUasync(unsigned long cycle) +void CALLBACK SPUasync(unsigned int cycle, unsigned int flags) { - int forced_updates = 0; - int do_update = 0; + do_samples(cycle); - if(!bSpuInit) return; // -> no init, no call + if (spuCtrl & CTRL_IRQ) + schedule_next_irq(); - cycles_since_update += cycle; + if (flags & 1) { + out_current->feed(pSpuBuffer, (unsigned char *)pS - pSpuBuffer); + pS = (short *)pSpuBuffer; - if(dwNewChannel || had_dma) - { - forced_updates = 1; - do_update = 1; - had_dma = 0; + if (0) { + if (!out_current->busy()) + // cause more samples to be generated + // (and break some games because of bad sync) + cycles_played -= 44100 / 60 / 2 * 768; } - - if(cycles_since_update > PSXCLK/60 * 5/4) - do_update = 1; - - if(do_update) - do_samples(forced_updates); + } } // SPU UPDATE... new epsxe func @@ -940,7 +976,6 @@ void CALLBACK SPUasync(unsigned long cycle) void CALLBACK SPUupdate(void) { - SPUasync(0); } // XA AUDIO @@ -1003,6 +1038,7 @@ void SetupStreams(void) // slow us down: // s_chan[i].hMutex=CreateMutex(NULL,FALSE,NULL); s_chan[i].ADSRX.SustainLevel = 0xf; // -> init sustain + s_chan[i].ADSRX.SustainIncrease = 1; s_chan[i].pLoop=spuMemC; s_chan[i].pCurr=spuMemC; } @@ -1040,7 +1076,6 @@ long CALLBACK SPUinit(void) decode_pos = 0; memset((void *)s_chan, 0, (MAXCHAN + 1) * sizeof(SPUCHAN)); pSpuIrq = 0; - lastch = -1; SetupStreams(); // prepare streaming @@ -1123,6 +1158,7 @@ void CALLBACK SPUregisterCDDAVolume(void (CALLBACK *CDDAVcallback)(unsigned shor void CALLBACK SPUregisterScheduleCb(void (CALLBACK *callback)(unsigned int)) { + scheduleCallback = callback; } // COMMON PLUGIN INFO FUNCS diff --git a/plugins/dfsound/xa.c b/plugins/dfsound/xa.c index e58bca2..4c016aa 100644 --- a/plugins/dfsound/xa.c +++ b/plugins/dfsound/xa.c @@ -56,7 +56,7 @@ static int gauss_window[8] = {0, 0, 0, 0, 0, 0, 0, 0}; // MIX XA & CDDA //////////////////////////////////////////////////////////////////////// -INLINE void MixXA(void) +INLINE void MixXA(int ns_to) { int ns; short l, r; @@ -69,7 +69,7 @@ INLINE void MixXA(void) XARepeat--; v = XALastVal; - for(ns=0;ns>1]; - spuAddr+=2; - if(spuAddr>0x7ffff) spuAddr=0; + unsigned short s=spu.spuMem[spu.spuAddr>>1]; + spu.spuAddr+=2; + if(spu.spuAddr>0x7ffff) spu.spuAddr=0; return s; } @@ -47,9 +47,9 @@ void CALLBACK SPUreadDMAMem(unsigned short *pusPSXMem, int iSize, for(i=0;i>1]; // spu addr got by writeregister - spuAddr+=2; // inc spu addr - if(spuAddr>0x7ffff) spuAddr=0; // wrap + *pusPSXMem++=spu.spuMem[spu.spuAddr>>1]; // spu addr got by writeregister + spu.spuAddr+=2; // inc spu addr + if(spu.spuAddr>0x7ffff) spu.spuAddr=0; // wrap } } @@ -67,10 +67,10 @@ void CALLBACK SPUreadDMAMem(unsigned short *pusPSXMem, int iSize, void CALLBACK SPUwriteDMA(unsigned short val) { - spuMem[spuAddr>>1] = val; // spu addr got by writeregister + spu.spuMem[spu.spuAddr>>1] = val; // spu addr got by writeregister - spuAddr+=2; // inc spu addr - if(spuAddr>0x7ffff) spuAddr=0; // wrap + spu.spuAddr+=2; // inc spu addr + if(spu.spuAddr>0x7ffff) spu.spuAddr=0; // wrap } //////////////////////////////////////////////////////////////////////// @@ -84,18 +84,18 @@ void CALLBACK SPUwriteDMAMem(unsigned short *pusPSXMem, int iSize, do_samples_if_needed(cycles); - if(spuAddr + iSize*2 < 0x80000) + if(spu.spuAddr + iSize*2 < 0x80000) { - memcpy(&spuMem[spuAddr>>1], pusPSXMem, iSize*2); - spuAddr += iSize*2; + memcpy(&spu.spuMem[spu.spuAddr>>1], pusPSXMem, iSize*2); + spu.spuAddr += iSize*2; return; } for(i=0;i>1] = *pusPSXMem++; // spu addr got by writeregister - spuAddr+=2; // inc spu addr - spuAddr&=0x7ffff; // wrap + spu.spuMem[spu.spuAddr>>1] = *pusPSXMem++; // spu addr got by writeregister + spu.spuAddr+=2; // inc spu addr + spu.spuAddr&=0x7ffff; // wrap } } diff --git a/plugins/dfsound/externals.h b/plugins/dfsound/externals.h index 9096399..7935cb9 100644 --- a/plugins/dfsound/externals.h +++ b/plugins/dfsound/externals.h @@ -165,96 +165,83 @@ typedef struct int nFB_SRC_A0, nFB_SRC_A1, nFB_SRC_B0, nFB_SRC_B1; } REVERBInfo; -/////////////////////////////////////////////////////////// -// SPU.C globals /////////////////////////////////////////////////////////// -#ifndef _IN_SPU - // psx buffers / addresses -extern unsigned short regArea[]; -extern unsigned short spuMem[]; -extern unsigned char * spuMemC; -extern unsigned char * pSpuIrq; -extern unsigned char * pSpuBuffer; +typedef struct +{ + unsigned short spuCtrl; + unsigned short spuStat; -#define regAreaGet(ch,offset) \ - regArea[((ch<<4)|(offset))>>1] + unsigned int spuAddr; + unsigned char * spuMemC; + unsigned char * pSpuIrq; -// user settings + unsigned int cycles_played; + int decode_pos; + int decode_dirty_ch; + unsigned int bSpuInit:1; + unsigned int bSPUIsOpen:1; -extern int iVolume; -extern int iXAPitch; -extern int iUseReverb; -extern int iUseInterpolation; -// MISC + unsigned int dwNoiseVal; // global noise generator + unsigned int dwNoiseCount; + unsigned int dwNewChannel; // flags for faster testing, if new channel starts + unsigned int dwChannelOn; // not silent channels + unsigned int dwChannelDead; // silent+not useful channels -extern int decode_pos; + unsigned char * pSpuBuffer; + short * pS; -extern SPUCHAN s_chan[]; -extern REVERBInfo rvb; + void (CALLBACK *irqCallback)(void); // func of main emu, called on spu irq + void (CALLBACK *cddavCallback)(unsigned short,unsigned short); + void (CALLBACK *scheduleCallback)(unsigned int); -extern unsigned short spuCtrl; -extern unsigned short spuStat; -extern unsigned short spuIrq; -extern unsigned int spuAddr; -extern int bSpuInit; -extern unsigned int dwNewChannel; -extern unsigned int dwChannelOn; -extern unsigned int dwPendingChanOff; -extern unsigned int dwChannelDead; + int * sRVBStart; -extern int SSumR[]; -extern int SSumL[]; -extern short * pS; + xa_decode_t * xapGlobal; + unsigned int * XAFeed; + unsigned int * XAPlay; + unsigned int * XAStart; + unsigned int * XAEnd; -extern void (CALLBACK *cddavCallback)(unsigned short,unsigned short); + unsigned int * CDDAFeed; + unsigned int * CDDAPlay; + unsigned int * CDDAStart; + unsigned int * CDDAEnd; -extern unsigned int cycles_played; + unsigned int XARepeat; + unsigned int XALastVal; -void do_samples(unsigned int cycles_to); -void schedule_next_irq(void); - -#define do_samples_if_needed(c) \ - do { \ - if ((int)((c) - cycles_played) >= 16 * 768) \ - do_samples(c); \ - } while (0) + int iLeftXAVol; + int iRightXAVol; -#endif + int pad[32]; + unsigned short regArea[0x400]; + unsigned short spuMem[256*1024]; +} SPUInfo; /////////////////////////////////////////////////////////// -// XA.C globals +// SPU.C globals /////////////////////////////////////////////////////////// -#ifndef _IN_XA +#ifndef _IN_SPU -extern xa_decode_t * xapGlobal; +extern SPUInfo spu; +extern SPUCHAN s_chan[]; +extern REVERBInfo rvb; -extern uint32_t * XAFeed; -extern uint32_t * XAPlay; -extern uint32_t * XAStart; -extern uint32_t * XAEnd; +void do_samples(unsigned int cycles_to); +void schedule_next_irq(void); -extern uint32_t * CDDAFeed; -extern uint32_t * CDDAPlay; -extern uint32_t * CDDAStart; -extern uint32_t * CDDAEnd; +#define regAreaGet(ch,offset) \ + spu.regArea[((ch<<4)|(offset))>>1] -extern int iLeftXAVol; -extern int iRightXAVol; +#define do_samples_if_needed(c) \ + do { \ + if ((int)((c) - spu.cycles_played) >= 16 * 768) \ + do_samples(c); \ + } while (0) #endif -/////////////////////////////////////////////////////////// -// REVERB.C globals -/////////////////////////////////////////////////////////// - -#ifndef _IN_REVERB - -extern int * sRVBPlay; -extern int * sRVBEnd; -extern int * sRVBStart; - -#endif diff --git a/plugins/dfsound/freeze.c b/plugins/dfsound/freeze.c index 9fa29f0..b865b84 100644 --- a/plugins/dfsound/freeze.c +++ b/plugins/dfsound/freeze.c @@ -139,7 +139,7 @@ void LoadStateUnknown(SPUFreeze_t * pF, uint32_t cycles); // unknown format static void save_channel(SPUCHAN_orig *d, const SPUCHAN *s, int ch) { memset(d, 0, sizeof(*d)); - d->bNew = !!(dwNewChannel & (1<bNew = !!(spu.dwNewChannel & (1<iSBPos = s->iSBPos; d->spos = s->spos; d->sinc = s->sinc; @@ -147,7 +147,7 @@ static void save_channel(SPUCHAN_orig *d, const SPUCHAN *s, int ch) d->iStart = (regAreaGet(ch,6)&~1)<<3; d->iCurr = 0; // set by the caller d->iLoop = 0; // set by the caller - d->bOn = !!(dwChannelOn & (1<bOn = !!(spu.dwChannelOn & (1<bStop = s->bStop; d->bReverb = s->bReverb; d->iActFreq = 1; @@ -179,7 +179,7 @@ static void save_channel(SPUCHAN_orig *d, const SPUCHAN *s, int ch) static void load_channel(SPUCHAN *d, const SPUCHAN_orig *s, int ch) { memset(d, 0, sizeof(*d)); - if (s->bNew) dwNewChannel |= 1<bNew) spu.dwNewChannel |= 1<iSBPos = s->iSBPos; if ((uint32_t)d->iSBPos >= 28) d->iSBPos = 27; d->spos = s->spos; @@ -208,14 +208,14 @@ static void load_channel(SPUCHAN *d, const SPUCHAN_orig *s, int ch) d->ADSRX.ReleaseModeExp = s->ADSRX.ReleaseModeExp; d->ADSRX.ReleaseRate = s->ADSRX.ReleaseRate; d->ADSRX.EnvelopeVol = s->ADSRX.EnvelopeVol; - if (s->bOn) dwChannelOn |= 1<bOn) spu.dwChannelOn |= 1<ADSRX.EnvelopeVol = 0; } // force load from regArea to variables static void load_register(unsigned long reg, unsigned int cycles) { - unsigned short *r = ®Area[((reg & 0xfff) - 0xc00) >> 1]; + unsigned short *r = &spu.regArea[((reg & 0xfff) - 0xc00) >> 1]; *r ^= 1; SPUwriteRegister(reg, *r ^ 1, cycles); } @@ -244,31 +244,31 @@ long CALLBACK SPUfreeze(uint32_t ulFreezeMode, SPUFreeze_t * pF, // save mode: do_samples(cycles); - memcpy(pF->cSPURam,spuMem,0x80000); // copy common infos - memcpy(pF->cSPUPort,regArea,0x200); + memcpy(pF->cSPURam,spu.spuMem,0x80000); // copy common infos + memcpy(pF->cSPUPort,spu.regArea,0x200); - if(xapGlobal && XAPlay!=XAFeed) // some xa + if(spu.xapGlobal && spu.XAPlay!=spu.XAFeed) // some xa { - pF->xaS=*xapGlobal; + pF->xaS=*spu.xapGlobal; } else memset(&pF->xaS,0,sizeof(xa_decode_t)); // or clean xa pFO=(SPUOSSFreeze_t *)(pF+1); // store special stuff - pFO->spuIrq=spuIrq; - if(pSpuIrq) pFO->pSpuIrq = (unsigned long)pSpuIrq-(unsigned long)spuMemC; + pFO->spuIrq = spu.regArea[(H_SPUirqAddr - 0x0c00) / 2]; + if(spu.pSpuIrq) pFO->pSpuIrq = (unsigned long)spu.pSpuIrq-(unsigned long)spu.spuMemC; - pFO->spuAddr=spuAddr; + pFO->spuAddr=spu.spuAddr; if(pFO->spuAddr==0) pFO->spuAddr=0xbaadf00d; for(i=0;is_chan[i],&s_chan[i],i); if(s_chan[i].pCurr) - pFO->s_chan[i].iCurr=s_chan[i].pCurr-spuMemC; + pFO->s_chan[i].iCurr=s_chan[i].pCurr-spu.spuMemC; if(s_chan[i].pLoop) - pFO->s_chan[i].iLoop=s_chan[i].pLoop-spuMemC; + pFO->s_chan[i].iLoop=s_chan[i].pLoop-spu.spuMemC; } return 1; @@ -277,13 +277,13 @@ long CALLBACK SPUfreeze(uint32_t ulFreezeMode, SPUFreeze_t * pF, if(ulFreezeMode!=0) return 0; // bad mode? bye - memcpy(spuMem,pF->cSPURam,0x80000); // get ram - memcpy(regArea,pF->cSPUPort,0x200); + memcpy(spu.spuMem,pF->cSPURam,0x80000); // get ram + memcpy(spu.regArea,pF->cSPUPort,0x200); if(pF->xaS.nsamples<=4032) // start xa again SPUplayADPCMchannel(&pF->xaS); - xapGlobal=0; + spu.xapGlobal=0; if(!strcmp(pF->szSPUName,"PBOSS") && pF->ulFreezeVersion==5) LoadStateV5(pF); @@ -305,7 +305,7 @@ long CALLBACK SPUfreeze(uint32_t ulFreezeMode, SPUFreeze_t * pF, for(i=0;ispuIrq; - if(pFO->pSpuIrq) pSpuIrq = spuMemC+((long)pFO->pSpuIrq&0x7fff0); else pSpuIrq=NULL; + if(pFO->pSpuIrq) spu.pSpuIrq = spu.spuMemC+((long)pFO->pSpuIrq&0x7fff0); else spu.pSpuIrq=NULL; if(pFO->spuAddr) { - spuAddr = pFO->spuAddr; - if (spuAddr == 0xbaadf00d) spuAddr = 0; + spu.spuAddr = pFO->spuAddr; + if (spu.spuAddr == 0xbaadf00d) spu.spuAddr = 0; } - dwNewChannel=0; - dwChannelOn=0; - dwChannelDead=0; + spu.dwNewChannel=0; + spu.dwChannelOn=0; + spu.dwChannelDead=0; for(i=0;is_chan[i],i); - s_chan[i].pCurr+=(unsigned long)spuMemC; - s_chan[i].pLoop+=(unsigned long)spuMemC; + s_chan[i].pCurr+=(unsigned long)spu.spuMemC; + s_chan[i].pLoop+=(unsigned long)spu.spuMemC; } } @@ -348,13 +347,13 @@ void LoadStateUnknown(SPUFreeze_t * pF, uint32_t cycles) for(i=0;i> 1; - int changed = regArea[rofs] != val; - regArea[rofs] = val; + int changed = spu.regArea[rofs] != val; + spu.regArea[rofs] = val; if (!changed && (ignore_dupe[rofs >> 5] & (1 << (rofs & 0x1f)))) return; @@ -110,7 +111,7 @@ void CALLBACK SPUwriteRegister(unsigned long reg, unsigned short val, break; //------------------------------------------------// case 14: // loop? - s_chan[ch].pLoop=spuMemC+((val&~1)<<3); + s_chan[ch].pLoop=spu.spuMemC+((val&~1)<<3); goto upd_irq; //------------------------------------------------// } @@ -121,26 +122,26 @@ void CALLBACK SPUwriteRegister(unsigned long reg, unsigned short val, { //-------------------------------------------------// case H_SPUaddr: - spuAddr = (unsigned long) val<<3; + spu.spuAddr = (unsigned long) val<<3; break; //-------------------------------------------------// case H_SPUdata: - spuMem[spuAddr>>1] = val; - spuAddr+=2; - if(spuAddr>0x7ffff) spuAddr=0; + spu.spuMem[spu.spuAddr>>1] = val; + spu.spuAddr+=2; + if(spu.spuAddr>0x7ffff) spu.spuAddr=0; break; //-------------------------------------------------// case H_SPUctrl: - if (!(spuCtrl & CTRL_IRQ)) { - spuStat&=~STAT_IRQ; + if (!(spu.spuCtrl & CTRL_IRQ)) { + spu.spuStat&=~STAT_IRQ; if (val & CTRL_IRQ) schedule_next_irq(); } - spuCtrl=val; + spu.spuCtrl=val; break; //-------------------------------------------------// case H_SPUstat: - spuStat=val & 0xf800; + spu.spuStat=val&0xf800; break; //-------------------------------------------------// case H_SPUReverbAddr: @@ -158,8 +159,7 @@ void CALLBACK SPUwriteRegister(unsigned long reg, unsigned short val, goto rvbd; //-------------------------------------------------// case H_SPUirqAddr: - spuIrq = val; - pSpuIrq=spuMemC+(((unsigned long) val<<3)&~0xf); + spu.pSpuIrq=spu.spuMemC+(((unsigned long) val<<3)&~0xf); goto upd_irq; //-------------------------------------------------// case H_SPUrvolL: @@ -214,12 +214,12 @@ void CALLBACK SPUwriteRegister(unsigned long reg, unsigned short val, break; //-------------------------------------------------// case H_CDLeft: - iLeftXAVol=val & 0x7fff; - if(cddavCallback) cddavCallback(0,val); + spu.iLeftXAVol=val & 0x7fff; + if(spu.cddavCallback) spu.cddavCallback(0,val); break; case H_CDRight: - iRightXAVol=val & 0x7fff; - if(cddavCallback) cddavCallback(1,val); + spu.iRightXAVol=val & 0x7fff; + if(spu.cddavCallback) spu.cddavCallback(1,val); break; //-------------------------------------------------// case H_FMod1: @@ -282,7 +282,7 @@ void CALLBACK SPUwriteRegister(unsigned long reg, unsigned short val, return; upd_irq: - if (spuCtrl & CTRL_IRQ) + if (spu.spuCtrl & CTRL_IRQ) schedule_next_irq(); return; @@ -305,8 +305,8 @@ unsigned short CALLBACK SPUreadRegister(unsigned long reg) case 12: // get adsr vol { const int ch=(r>>4)-0xc0; - if(dwNewChannel&(1<>16); @@ -315,7 +315,7 @@ unsigned short CALLBACK SPUreadRegister(unsigned long reg) case 14: // get loop address { const int ch=(r>>4)-0xc0; - return (unsigned short)((s_chan[ch].pLoop-spuMemC)>>3); + return (unsigned short)((s_chan[ch].pLoop-spu.spuMemC)>>3); } } } @@ -323,25 +323,22 @@ unsigned short CALLBACK SPUreadRegister(unsigned long reg) switch(r) { case H_SPUctrl: - return spuCtrl; + return spu.spuCtrl; case H_SPUstat: - return spuStat; + return spu.spuStat; case H_SPUaddr: - return (unsigned short)(spuAddr>>3); + return (unsigned short)(spu.spuAddr>>3); case H_SPUdata: { - unsigned short s=spuMem[spuAddr>>1]; - spuAddr+=2; - if(spuAddr>0x7ffff) spuAddr=0; + unsigned short s=spu.spuMem[spu.spuAddr>>1]; + spu.spuAddr+=2; + if(spu.spuAddr>0x7ffff) spu.spuAddr=0; return s; } - case H_SPUirqAddr: - return spuIrq; - //case H_SPUIsOn1: // return IsSoundOn(0,16); @@ -350,7 +347,7 @@ unsigned short CALLBACK SPUreadRegister(unsigned long reg) } - return regArea[(r-0xc00)>>1]; + return spu.regArea[(r-0xc00)>>1]; } //////////////////////////////////////////////////////////////////////// @@ -368,13 +365,13 @@ static void SoundOn(int start,int end,unsigned short val) // do this here, not in StartSound // - fixes fussy timing issues s_chan[ch].bStop=0; - s_chan[ch].pCurr=spuMemC+((regAreaGet(ch,6)&~1)<<3); // must be block aligned - s_chan[ch].pLoop=spuMemC+((regAreaGet(ch,14)&~1)<<3); + s_chan[ch].pCurr=spu.spuMemC+((regAreaGet(ch,6)&~1)<<3); // must be block aligned + s_chan[ch].pLoop=spu.spuMemC+((regAreaGet(ch,14)&~1)<<3); s_chan[ch].prevflags=2; - dwNewChannel|=(1< freq change in simple interpolation mode: set flag + if(spu_config.iUseInterpolation==1) s_chan[ch].SB[32]=1; // -> freq change in simple interpolation mode: set flag } //////////////////////////////////////////////////////////////////////// diff --git a/plugins/dfsound/reverb.c b/plugins/dfsound/reverb.c index 0a94ff4..bb5ee8e 100644 --- a/plugins/dfsound/reverb.c +++ b/plugins/dfsound/reverb.c @@ -26,25 +26,15 @@ // will be included from spu.c #ifdef _IN_SPU -//////////////////////////////////////////////////////////////////////// -// globals -//////////////////////////////////////////////////////////////////////// - -// REVERB info and timing vars... - -int * sRVBPlay = 0; -int * sRVBEnd = 0; -int * sRVBStart = 0; - //////////////////////////////////////////////////////////////////////// // START REVERB //////////////////////////////////////////////////////////////////////// INLINE void StartREVERB(int ch) { - if(s_chan[ch].bReverb && (spuCtrl&0x80)) // reverb possible? + if(s_chan[ch].bReverb && (spu.spuCtrl&0x80)) // reverb possible? { - s_chan[ch].bRVBActive=!!iUseReverb; + s_chan[ch].bRVBActive=!!spu_config.iUseReverb; } else s_chan[ch].bRVBActive=0; // else -> no reverb } @@ -55,7 +45,7 @@ INLINE void StartREVERB(int ch) INLINE void InitREVERB(int ns_to) { - memset(sRVBStart,0,ns_to*sizeof(sRVBStart[0])*2); + memset(spu.sRVBStart,0,ns_to*sizeof(spu.sRVBStart[0])*2); } //////////////////////////////////////////////////////////////////////// @@ -69,16 +59,16 @@ INLINE int rvb2ram_offs(int curr, int space, int iOff) // get_buffer content helper: takes care about wraps #define g_buffer(var) \ - ((int)(signed short)spuMem[rvb2ram_offs(curr_addr, space, rvb.n##var)]) + ((int)(signed short)spu.spuMem[rvb2ram_offs(curr_addr, space, rvb.n##var)]) // saturate iVal and store it as var #define s_buffer(var, iVal) \ ssat32_to_16(iVal); \ - spuMem[rvb2ram_offs(curr_addr, space, rvb.n##var)] = iVal + spu.spuMem[rvb2ram_offs(curr_addr, space, rvb.n##var)] = iVal #define s_buffer1(var, iVal) \ ssat32_to_16(iVal); \ - spuMem[rvb2ram_offs(curr_addr, space, rvb.n##var + 1)] = iVal + spu.spuMem[rvb2ram_offs(curr_addr, space, rvb.n##var + 1)] = iVal //////////////////////////////////////////////////////////////////////// @@ -97,8 +87,8 @@ static void MixREVERB(int ns_to) int ACC0, ACC1, FB_A0, FB_A1, FB_B0, FB_B1; int mix_dest_a0, mix_dest_a1, mix_dest_b0, mix_dest_b1; - int input_L = sRVBStart[ns] * rvb.IN_COEF_L; - int input_R = sRVBStart[ns+1] * rvb.IN_COEF_R; + int input_L = spu.sRVBStart[ns] * rvb.IN_COEF_L; + int input_R = spu.sRVBStart[ns+1] * rvb.IN_COEF_R; int IIR_INPUT_A0 = ((g_buffer(IIR_SRC_A0) * rvb.IIR_COEF) + input_L) >> 15; int IIR_INPUT_A1 = ((g_buffer(IIR_SRC_A1) * rvb.IIR_COEF) + input_R) >> 15; @@ -254,7 +244,7 @@ INLINE void REVERBDo(int ns_to) return; } - if (spuCtrl & 0x80) // -> reverb on? oki + if (spu.spuCtrl & 0x80) // -> reverb on? oki { if (unlikely(rvb.dirty)) prepare_offsets(); diff --git a/plugins/dfsound/spu.c b/plugins/dfsound/spu.c index d2eed13..ca362b7 100644 --- a/plugins/dfsound/spu.c +++ b/plugins/dfsound/spu.c @@ -26,6 +26,7 @@ #include "registers.h" #include "out.h" #include "arm_features.h" +#include "spu_config.h" #ifdef ENABLE_NLS #include @@ -72,45 +73,14 @@ static char * libraryInfo = N_("P.E.Op.S. Sound Driver V1.7\nCoded by Pete B // globals -// psx buffer / addresses - -unsigned short regArea[10000]; -unsigned short spuMem[256*1024]; -unsigned char * spuMemC; -unsigned char * pSpuIrq=0; -unsigned char * pSpuBuffer; - -// user settings - -int iVolume=768; // 1024 is 1.0 -int iXAPitch=1; -int iUseReverb=2; -int iUseInterpolation=2; +SPUInfo spu; +SPUConfig spu_config; // MAIN infos struct for each channel SPUCHAN s_chan[MAXCHAN+1]; // channel + 1 infos (1 is security for fmod handling) REVERBInfo rvb; -unsigned int dwNoiseVal; // global noise generator -unsigned int dwNoiseCount; - -unsigned short spuCtrl=0; // some vars to store psx reg infos -unsigned short spuStat=0; -unsigned short spuIrq=0; -unsigned long spuAddr=0xffffffff; // address into spu mem -int bSpuInit=0; -int bSPUIsOpen=0; - -unsigned int dwNewChannel=0; // flags for faster testing, if new channel starts -unsigned int dwChannelOn=0; // not silent channels -unsigned int dwPendingChanOff=0; -unsigned int dwChannelDead=0; // silent+not useful channels - -void (CALLBACK *irqCallback)(void)=0; // func of main emu, called on spu irq -void (CALLBACK *cddavCallback)(unsigned short,unsigned short)=0; -void (CALLBACK *scheduleCallback)(unsigned int)=0; - // certain globals (were local before, but with the new timeproc I need em global) static const int f[8][2] = { { 0, 0 }, @@ -118,14 +88,9 @@ static const int f[8][2] = { { 0, 0 }, { 115, -52 }, { 98, -55 }, { 122, -60 } }; -int ChanBuf[NSSIZE+3]; -int SSumLR[(NSSIZE+3)*2]; +int ChanBuf[NSSIZE]; +int SSumLR[NSSIZE*2]; int iFMod[NSSIZE]; -short * pS; - -static int decode_dirty_ch; -int decode_pos; -unsigned int cycles_played; #define CDDA_BUFFER_SIZE (16384 * sizeof(uint32_t)) // must be power of 2 @@ -243,7 +208,7 @@ INLINE void InterpolateDown(int ch) //////////////////////////////////////////////////////////////////////// // helpers for gauss interpolation -#define gval0 (((short*)(&s_chan[ch].SB[29]))[gpos]) +#define gval0 (((short*)(&s_chan[ch].SB[29]))[gpos&3]) #define gval(x) ((int)((short*)(&s_chan[ch].SB[29]))[(gpos+x)&3]) #include "gauss_i.h" @@ -254,18 +219,18 @@ INLINE void InterpolateDown(int ch) static void do_irq(void) { - //if(!(spuStat & STAT_IRQ)) + //if(!(spu.spuStat & STAT_IRQ)) { - spuStat |= STAT_IRQ; // asserted status? - if(irqCallback) irqCallback(); + spu.spuStat |= STAT_IRQ; // asserted status? + if(spu.irqCallback) spu.irqCallback(); } } static int check_irq(int ch, unsigned char *pos) { - if((spuCtrl & CTRL_IRQ) && pos == pSpuIrq) + if((spu.spuCtrl & CTRL_IRQ) && pos == spu.pSpuIrq) { - //printf("ch%d irq %04x\n", ch, pos - spuMemC); + //printf("ch%d irq %04x\n", ch, pos - spu.spuMemC); do_irq(); return 1; } @@ -293,11 +258,11 @@ INLINE void StartSound(int ch) s_chan[ch].SB[29]=0; // init our interpolation helpers s_chan[ch].SB[30]=0; - if(iUseInterpolation>=2) // gauss interpolation? + if(spu_config.iUseInterpolation>=2) // gauss interpolation? {s_chan[ch].spos=0x30000L;s_chan[ch].SB[28]=0;} // -> start with more decoding else {s_chan[ch].spos=0x10000L;s_chan[ch].SB[31]=0;} // -> no/simple interpolation starts with one 44100 decoding - dwNewChannel&=~(1<=2) // gauss/cubic interpolation + if(spu_config.iUseInterpolation>=2) // gauss/cubic interpolation { int gpos = s_chan[ch].SB[28]; gval0 = fa; @@ -340,7 +305,7 @@ INLINE void StoreInterpolationVal(int ch,int fa) s_chan[ch].SB[28] = gpos; } else - if(iUseInterpolation==1) // simple interpolation + if(spu_config.iUseInterpolation==1) // simple interpolation { s_chan[ch].SB[28] = 0; s_chan[ch].SB[29] = s_chan[ch].SB[30]; // -> helpers for simple linear interpolation: delay real val for two slots, and calc the two deltas, for a 'look at the future behaviour' @@ -360,7 +325,7 @@ INLINE int iGetInterpolationVal(int ch, int spos) if(s_chan[ch].bFMod==2) return s_chan[ch].SB[29]; - switch(iUseInterpolation) + switch(spu_config.iUseInterpolation) { //--------------------------------------------------// case 3: // cubic interpolation @@ -448,7 +413,7 @@ static int decode_block(int ch) int ret = 0; start = s_chan[ch].pCurr; // set up the current pos - if(start == spuMemC) // ? + if(start == spu.spuMemC) // ? stop = 1; if(s_chan[ch].prevflags&1) // 1: stop/loop @@ -463,7 +428,7 @@ static int decode_block(int ch) if(stop) { - dwChannelOn &= ~(1< turn everything off + spu.dwChannelOn &= ~(1< turn everything off s_chan[ch].bStop = 1; s_chan[ch].ADSRX.EnvelopeVol = 0; } @@ -485,8 +450,8 @@ static int decode_block(int ch) ret |= check_irq(ch, start); // hack.. :( } - if (start - spuMemC >= 0x80000) - start = spuMemC; + if (start - spu.spuMemC >= 0x80000) + start = spu.spuMemC; s_chan[ch].pCurr = start; // store values for next cycle s_chan[ch].prevflags = flags; @@ -533,13 +498,13 @@ static void scan_for_irq(int ch, unsigned int *upd_samples) pos += (28 - s_chan[ch].iSBPos) << 16; while (pos < end) { - if (block == pSpuIrq) + if (block == spu.pSpuIrq) break; flags = block[1]; block += 16; if (flags & 1) { // 1: stop/loop block = s_chan[ch].pLoop; - if (block == pSpuIrq) // hack.. (see decode_block) + if (block == spu.pSpuIrq) // hack.. (see decode_block) break; } pos += 28 << 16; @@ -640,23 +605,23 @@ static noinline int do_samples_noise(int ch, int ns, int ns_to) } // modified from DrHell/shalma, no fraction - level = (spuCtrl >> 10) & 0x0f; + level = (spu.spuCtrl >> 10) & 0x0f; level = 0x8000 >> level; for (; ns < ns_to; ns++) { - dwNoiseCount += 2; - if (dwNoiseCount >= level) + spu.dwNoiseCount += 2; + if (spu.dwNoiseCount >= level) { - dwNoiseCount -= level; - shift = (dwNoiseVal >> 10) & 0x1f; + spu.dwNoiseCount -= level; + shift = (spu.dwNoiseVal >> 10) & 0x1f; bit = (0x69696969 >> shift) & 1; - if (dwNoiseVal & 0x8000) + if (spu.dwNoiseVal & 0x8000) bit ^= 1; - dwNoiseVal = (dwNoiseVal << 1) | bit; + spu.dwNoiseVal = (spu.dwNoiseVal << 1) | bit; } - ChanBuf[ns] = (signed short)dwNoiseVal; + ChanBuf[ns] = (signed short)spu.dwNoiseVal; } return ret; @@ -665,7 +630,7 @@ static noinline int do_samples_noise(int ch, int ns, int ns_to) #ifdef HAVE_ARMV5 // asm code; lv and rv must be 0-3fff extern void mix_chan(int start, int count, int lv, int rv); -extern void mix_chan_rvb(int start, int count, int lv, int rv); +extern void mix_chan_rvb(int start, int count, int lv, int rv, int *rvb); #else static void mix_chan(int start, int count, int lv, int rv) { @@ -684,10 +649,10 @@ static void mix_chan(int start, int count, int lv, int rv) } } -static void mix_chan_rvb(int start, int count, int lv, int rv) +static void mix_chan_rvb(int start, int count, int lv, int rv, int *rvb) { int *dst = SSumLR + start * 2; - int *drvb = sRVBStart + start * 2; + int *drvb = rvb + start * 2; const int *src = ChanBuf + start; int l, r; @@ -710,8 +675,8 @@ static void mix_chan_rvb(int start, int count, int lv, int rv) static noinline void do_decode_bufs(int which, int start, int count) { const int *src = ChanBuf + start; - unsigned short *dst = &spuMem[0x800/2 + which*0x400/2]; - int cursor = decode_pos + start; + unsigned short *dst = &spu.spuMem[0x800/2 + which*0x400/2]; + int cursor = spu.decode_pos + start; while (count-- > 0) { @@ -733,15 +698,15 @@ void do_samples(unsigned int cycles_to) { const int ns_from = 0; int ns,ns_to,ns_len; - int volmult = iVolume; + int volmult = spu_config.iVolume; int ch,d,silentch; int cycle_diff; - cycle_diff = cycles_to - cycles_played; + cycle_diff = cycles_to - spu.cycles_played; if (cycle_diff < -2*1048576 || cycle_diff > 2*1048576) { //xprintf("desync %u %d\n", cycles_to, cycle_diff); - cycles_played = cycles_to; + spu.cycles_played = cycles_to; return; } @@ -772,13 +737,14 @@ void do_samples(unsigned int cycles_to) // (or 0x400 offsets of this pointer) hits the spuirq address, we generate // an IRQ. - if (unlikely((spuCtrl & CTRL_IRQ) && pSpuIrq && pSpuIrq < spuMemC+0x1000)) + if (unlikely((spu.spuCtrl & CTRL_IRQ) + && spu.pSpuIrq && spu.pSpuIrq < spu.spuMemC+0x1000)) { - int irq_pos = (pSpuIrq - spuMemC) / 2 & 0x1ff; - int left = (irq_pos - decode_pos) & 0x1ff; + int irq_pos = (spu.pSpuIrq - spu.spuMemC) / 2 & 0x1ff; + int left = (irq_pos - spu.decode_pos) & 0x1ff; if (0 < left && left <= ns_to) { - //xprintf("decoder irq %x\n", decode_pos); + //xprintf("decoder irq %x\n", spu.decode_pos); do_irq(); } } @@ -786,7 +752,7 @@ void do_samples(unsigned int cycles_to) InitREVERB(ns_to); { - silentch=~(dwChannelOn|dwNewChannel); + silentch=~(spu.dwChannelOn|spu.dwNewChannel); //--------------------------------------------------// //- main channel loop -// @@ -794,14 +760,14 @@ void do_samples(unsigned int cycles_to) { for(ch=0;ch pSpuIrq && s_chan[ch].pLoop > pSpuIrq) + if(spu.dwChannelDead&(1< spu.pSpuIrq && s_chan[ch].pLoop > spu.pSpuIrq) continue; s_chan[ch].spos += s_chan[ch].sinc * (ns_to - ns_from); @@ -841,10 +807,10 @@ void do_samples(unsigned int cycles_to) unsigned char *start = s_chan[ch].pCurr; skip_block(ch); - if(start == s_chan[ch].pCurr || start - spuMemC < 0x1000) + if(start == s_chan[ch].pCurr || start - spu.spuMemC < 0x1000) { // looping on self or stopped(?) - dwChannelDead |= 1<> 10; ssat32_to_16(d); - *pS++ = d; + *spu.pS++ = d; ns++; d = SSumLR[ns]; SSumLR[ns] = 0; d = d * volmult >> 10; ssat32_to_16(d); - *pS++ = d; + *spu.pS++ = d; ns++; } - cycles_played += ns_to * 768; + spu.cycles_played += ns_to * 768; - decode_pos = (decode_pos + ns_to) & 0x1ff; + spu.decode_pos = (spu.decode_pos + ns_to) & 0x1ff; } } @@ -909,34 +873,34 @@ void schedule_next_irq(void) unsigned int upd_samples; int ch; - if (scheduleCallback == NULL) + if (spu.scheduleCallback == NULL) return; upd_samples = 44100 / 50; for (ch = 0; ch < MAXCHAN; ch++) { - if (dwChannelDead & (1 << ch)) + if (spu.dwChannelDead & (1 << ch)) continue; - if ((unsigned long)(pSpuIrq - s_chan[ch].pCurr) > IRQ_NEAR_BLOCKS * 16 - && (unsigned long)(pSpuIrq - s_chan[ch].pLoop) > IRQ_NEAR_BLOCKS * 16) + if ((unsigned long)(spu.pSpuIrq - s_chan[ch].pCurr) > IRQ_NEAR_BLOCKS * 16 + && (unsigned long)(spu.pSpuIrq - s_chan[ch].pLoop) > IRQ_NEAR_BLOCKS * 16) continue; scan_for_irq(ch, &upd_samples); } - if (unlikely(pSpuIrq < spuMemC + 0x1000)) + if (unlikely(spu.pSpuIrq < spu.spuMemC + 0x1000)) { - int irq_pos = (pSpuIrq - spuMemC) / 2 & 0x1ff; - int left = (irq_pos - decode_pos) & 0x1ff; + int irq_pos = (spu.pSpuIrq - spu.spuMemC) / 2 & 0x1ff; + int left = (irq_pos - spu.decode_pos) & 0x1ff; if (0 < left && left < upd_samples) { - //xprintf("decode: %3d (%3d/%3d)\n", left, decode_pos, irq_pos); + //xprintf("decode: %3d (%3d/%3d)\n", left, spu.decode_pos, irq_pos); upd_samples = left; } } if (upd_samples < 44100 / 50) - scheduleCallback(upd_samples * 768); + spu.scheduleCallback(upd_samples * 768); } // SPU ASYNC... even newer epsxe func @@ -948,18 +912,18 @@ void CALLBACK SPUasync(unsigned int cycle, unsigned int flags) { do_samples(cycle); - if (spuCtrl & CTRL_IRQ) + if (spu.spuCtrl & CTRL_IRQ) schedule_next_irq(); if (flags & 1) { - out_current->feed(pSpuBuffer, (unsigned char *)pS - pSpuBuffer); - pS = (short *)pSpuBuffer; + out_current->feed(spu.pSpuBuffer, (unsigned char *)spu.pS - spu.pSpuBuffer); + spu.pS = (short *)spu.pSpuBuffer; - if (0) { + if (spu_config.iTempo) { if (!out_current->busy()) // cause more samples to be generated // (and break some games because of bad sync) - cycles_played -= 44100 / 60 / 2 * 768; + spu.cycles_played -= 44100 / 60 / 2 * 768; } } } @@ -1001,7 +965,7 @@ void ClearWorkingState(void) { memset(SSumLR,0,sizeof(SSumLR)); // init some mixing buffers memset(iFMod,0,sizeof(iFMod)); - pS=(short *)pSpuBuffer; // setup soundbuffer pointer + spu.pS=(short *)spu.pSpuBuffer; // setup soundbuffer pointer } // SETUPSTREAMS: init most of the spu buffers @@ -1009,55 +973,46 @@ void SetupStreams(void) { int i; - pSpuBuffer=(unsigned char *)malloc(32768); // alloc mixing buffer + spu.pSpuBuffer = (unsigned char *)malloc(32768); // alloc mixing buffer + spu.sRVBStart = (int *)malloc(NSSIZE*2*4); // alloc reverb buffer + memset(spu.sRVBStart,0,NSSIZE*2*4); - if(iUseReverb==1) i=88200*2; - else i=NSSIZE*2; - - sRVBStart = (int *)malloc(i*4); // alloc reverb buffer - memset(sRVBStart,0,i*4); - sRVBEnd = sRVBStart + i; - sRVBPlay = sRVBStart; - - XAStart = // alloc xa buffer + spu.XAStart = // alloc xa buffer (uint32_t *)malloc(44100 * sizeof(uint32_t)); - XAEnd = XAStart + 44100; - XAPlay = XAStart; - XAFeed = XAStart; + spu.XAEnd = spu.XAStart + 44100; + spu.XAPlay = spu.XAStart; + spu.XAFeed = spu.XAStart; - CDDAStart = // alloc cdda buffer + spu.CDDAStart = // alloc cdda buffer (uint32_t *)malloc(CDDA_BUFFER_SIZE); - CDDAEnd = CDDAStart + 16384; - CDDAPlay = CDDAStart; - CDDAFeed = CDDAStart; + spu.CDDAEnd = spu.CDDAStart + 16384; + spu.CDDAPlay = spu.CDDAStart; + spu.CDDAFeed = spu.CDDAStart; for(i=0;i init sustain s_chan[i].ADSRX.SustainIncrease = 1; - s_chan[i].pLoop=spuMemC; - s_chan[i].pCurr=spuMemC; + s_chan[i].pLoop=spu.spuMemC; + s_chan[i].pCurr=spu.spuMemC; } ClearWorkingState(); - bSpuInit=1; // flag: we are inited + spu.bSpuInit=1; // flag: we are inited } // REMOVESTREAMS: free most buffer void RemoveStreams(void) { - free(pSpuBuffer); // free mixing buffer - pSpuBuffer = NULL; - free(sRVBStart); // free reverb buffer - sRVBStart = NULL; - free(XAStart); // free XA buffer - XAStart = NULL; - free(CDDAStart); // free CDDA buffer - CDDAStart = NULL; + free(spu.pSpuBuffer); // free mixing buffer + spu.pSpuBuffer = NULL; + free(spu.sRVBStart); // free reverb buffer + spu.sRVBStart = NULL; + free(spu.XAStart); // free XA buffer + spu.XAStart = NULL; + free(spu.CDDAStart); // free CDDA buffer + spu.CDDAStart = NULL; } // INIT/EXIT STUFF @@ -1065,30 +1020,31 @@ void RemoveStreams(void) // SPUINIT: this func will be called first by the main emu long CALLBACK SPUinit(void) { - spuMemC = (unsigned char *)spuMem; // just small setup + spu.spuMemC = (unsigned char *)spu.spuMem; // just small setup memset((void *)&rvb, 0, sizeof(REVERBInfo)); InitADSR(); - spuIrq = 0; - spuAddr = 0xffffffff; - spuMemC = (unsigned char *)spuMem; - decode_pos = 0; - memset((void *)s_chan, 0, (MAXCHAN + 1) * sizeof(SPUCHAN)); - pSpuIrq = 0; + spu.spuAddr = 0xffffffff; + spu.decode_pos = 0; + memset((void *)s_chan, 0, sizeof(s_chan)); + spu.pSpuIrq = 0; SetupStreams(); // prepare streaming + if (spu_config.iVolume == 0) + spu_config.iVolume = 768; // 1024 is 1.0 + return 0; } // SPUOPEN: called by main emu after init long CALLBACK SPUopen(void) { - if (bSPUIsOpen) return 0; // security for some stupid main emus + if (spu.bSPUIsOpen) return 0; // security for some stupid main emus SetupSound(); // setup sound (before init!) - bSPUIsOpen = 1; + spu.bSPUIsOpen = 1; return PSE_SPU_ERR_SUCCESS; } @@ -1096,9 +1052,9 @@ long CALLBACK SPUopen(void) // SPUCLOSE: called before shutdown long CALLBACK SPUclose(void) { - if (!bSPUIsOpen) return 0; // some security + if (!spu.bSPUIsOpen) return 0; // some security - bSPUIsOpen = 0; // no more open + spu.bSPUIsOpen = 0; // no more open out_current->finish(); // no more sound handling @@ -1110,7 +1066,7 @@ long CALLBACK SPUshutdown(void) { SPUclose(); RemoveStreams(); // no more streaming - bSpuInit=0; + spu.bSpuInit=0; return 0; } @@ -1147,17 +1103,17 @@ void CALLBACK SPUabout(void) // passes a callback that should be called on SPU-IRQ/cdda volume change void CALLBACK SPUregisterCallback(void (CALLBACK *callback)(void)) { - irqCallback = callback; + spu.irqCallback = callback; } void CALLBACK SPUregisterCDDAVolume(void (CALLBACK *CDDAVcallback)(unsigned short,unsigned short)) { - cddavCallback = CDDAVcallback; + spu.cddavCallback = CDDAVcallback; } void CALLBACK SPUregisterScheduleCb(void (CALLBACK *callback)(unsigned int)) { - scheduleCallback = callback; + spu.scheduleCallback = callback; } // COMMON PLUGIN INFO FUNCS @@ -1190,18 +1146,18 @@ void spu_get_debug_info(int *chans_out, int *run_chans, int *fmod_chans_out, int for(;ch 0) + if(spu.XAPlay != spu.XAFeed || spu.XARepeat > 0) { - if(XAPlay == XAFeed) - XARepeat--; + if(spu.XAPlay == spu.XAFeed) + spu.XARepeat--; - v = XALastVal; + v = spu.XALastVal; for(ns = 0; ns < ns_to*2; ) { - if(XAPlay != XAFeed) v=*XAPlay++; - if(XAPlay == XAEnd) XAPlay=XAStart; + if(spu.XAPlay != spu.XAFeed) v=*spu.XAPlay++; + if(spu.XAPlay == spu.XAEnd) spu.XAPlay=spu.XAStart; - l = ((int)(short)v * iLeftXAVol) >> 15; - r = ((int)(short)(v >> 16) * iLeftXAVol) >> 15; + l = ((int)(short)v * spu.iLeftXAVol) >> 15; + r = ((int)(short)(v >> 16) * spu.iLeftXAVol) >> 15; SSumLR[ns++] += l; SSumLR[ns++] += r; - spuMem[cursor] = v; - spuMem[cursor + 0x400/2] = v >> 16; + spu.spuMem[cursor] = v; + spu.spuMem[cursor + 0x400/2] = v >> 16; cursor = (cursor + 1) & 0x1ff; } - XALastVal = v; + spu.XALastVal = v; } - for(ns = 0; ns < ns_to * 2 && CDDAPlay!=CDDAFeed && (CDDAPlay!=CDDAEnd-1||CDDAFeed!=CDDAStart);) + for(ns = 0; ns < ns_to * 2 && spu.CDDAPlay!=spu.CDDAFeed && (spu.CDDAPlay!=spu.CDDAEnd-1||spu.CDDAFeed!=spu.CDDAStart);) { - v=*CDDAPlay++; - if(CDDAPlay==CDDAEnd) CDDAPlay=CDDAStart; + v=*spu.CDDAPlay++; + if(spu.CDDAPlay==spu.CDDAEnd) spu.CDDAPlay=spu.CDDAStart; - l = ((int)(short)v * iLeftXAVol) >> 15; - r = ((int)(short)(v >> 16) * iLeftXAVol) >> 15; + l = ((int)(short)v * spu.iLeftXAVol) >> 15; + r = ((int)(short)(v >> 16) * spu.iLeftXAVol) >> 15; SSumLR[ns++] += l; SSumLR[ns++] += r; - spuMem[cursor] = v; - spuMem[cursor + 0x400/2] = v >> 16; + spu.spuMem[cursor] = v; + spu.spuMem[cursor + 0x400/2] = v >> 16; cursor = (cursor + 1) & 0x1ff; } } @@ -121,10 +103,10 @@ INLINE void FeedXA(xa_decode_t *xap) { int sinc,spos,i,iSize,iPlace,vl,vr; - if(!bSPUIsOpen) return; + if(!spu.bSPUIsOpen) return; - xapGlobal = xap; // store info for save states - XARepeat = 100; // set up repeat + spu.xapGlobal = xap; // store info for save states + spu.XARepeat = 100; // set up repeat #if 0//def XA_HACK iSize=((45500*xap->nsamples)/xap->freq); // get size @@ -133,13 +115,13 @@ INLINE void FeedXA(xa_decode_t *xap) #endif if(!iSize) return; // none? bye - if(XAFeedpcm; uint32_t l=0; - if(iXAPitch) + if(spu_config.iXAPitch) { int32_t l1,l2;short s; for(i=0;i=0x10000L) { @@ -231,12 +213,12 @@ INLINE void FeedXA(xa_decode_t *xap) ssat32_to_16(l2); l=(l1&0xffff)|(l2<<16); - *XAFeed++=l; + *spu.XAFeed++=l; - if(XAFeed==XAEnd) XAFeed=XAStart; - if(XAFeed==XAPlay) + if(spu.XAFeed==spu.XAEnd) spu.XAFeed=spu.XAStart; + if(spu.XAFeed==spu.XAPlay) { - if(XAPlay!=XAStart) XAFeed=XAPlay-1; + if(spu.XAPlay!=spu.XAStart) spu.XAFeed=spu.XAPlay-1; break; } @@ -247,7 +229,7 @@ INLINE void FeedXA(xa_decode_t *xap) { for(i=0;i=0x10000L) { @@ -278,12 +260,12 @@ INLINE void FeedXA(xa_decode_t *xap) } } - *XAFeed++=l; + *spu.XAFeed++=l; - if(XAFeed==XAEnd) XAFeed=XAStart; - if(XAFeed==XAPlay) + if(spu.XAFeed==spu.XAEnd) spu.XAFeed=spu.XAStart; + if(spu.XAFeed==spu.XAPlay) { - if(XAPlay!=XAStart) XAFeed=XAPlay-1; + if(spu.XAPlay!=spu.XAStart) spu.XAFeed=spu.XAPlay-1; break; } @@ -296,12 +278,12 @@ INLINE void FeedXA(xa_decode_t *xap) unsigned short * pS=(unsigned short *)xap->pcm; uint32_t l;short s=0; - if(iXAPitch) + if(spu_config.iXAPitch) { int32_t l1; for(i=0;i=0x10000L) { @@ -330,12 +312,12 @@ INLINE void FeedXA(xa_decode_t *xap) l1=(l1*iPlace)/iSize; ssat32_to_16(l1); l=(l1&0xffff)|(l1<<16); - *XAFeed++=l; + *spu.XAFeed++=l; - if(XAFeed==XAEnd) XAFeed=XAStart; - if(XAFeed==XAPlay) + if(spu.XAFeed==spu.XAEnd) spu.XAFeed=spu.XAStart; + if(spu.XAFeed==spu.XAPlay) { - if(XAPlay!=XAStart) XAFeed=XAPlay-1; + if(spu.XAPlay!=spu.XAStart) spu.XAFeed=spu.XAPlay-1; break; } @@ -346,7 +328,7 @@ INLINE void FeedXA(xa_decode_t *xap) { for(i=0;i=0x10000L) { @@ -372,12 +354,12 @@ INLINE void FeedXA(xa_decode_t *xap) } l &= 0xffff; - *XAFeed++=(l|(l<<16)); + *spu.XAFeed++=(l|(l<<16)); - if(XAFeed==XAEnd) XAFeed=XAStart; - if(XAFeed==XAPlay) + if(spu.XAFeed==spu.XAEnd) spu.XAFeed=spu.XAStart; + if(spu.XAFeed==spu.XAPlay) { - if(XAPlay!=XAStart) XAFeed=XAPlay-1; + if(spu.XAPlay!=spu.XAStart) spu.XAFeed=spu.XAPlay-1; break; } @@ -394,21 +376,21 @@ INLINE void FeedXA(xa_decode_t *xap) INLINE int FeedCDDA(unsigned char *pcm, int nBytes) { int space; - space=(CDDAPlay-CDDAFeed-1)*4 & (CDDA_BUFFER_SIZE - 1); + space=(spu.CDDAPlay-spu.CDDAFeed-1)*4 & (CDDA_BUFFER_SIZE - 1); if(space0) { - if(CDDAFeed==CDDAEnd) CDDAFeed=CDDAStart; - space=(CDDAPlay-CDDAFeed-1)*4 & (CDDA_BUFFER_SIZE - 1); - if(CDDAFeed+space/4>CDDAEnd) - space=(CDDAEnd-CDDAFeed)*4; + if(spu.CDDAFeed==spu.CDDAEnd) spu.CDDAFeed=spu.CDDAStart; + space=(spu.CDDAPlay-spu.CDDAFeed-1)*4 & (CDDA_BUFFER_SIZE - 1); + if(spu.CDDAFeed+space/4>spu.CDDAEnd) + space=(spu.CDDAEnd-spu.CDDAFeed)*4; if(space>nBytes) space=nBytes; - memcpy(CDDAFeed,pcm,space); - CDDAFeed+=space/4; + memcpy(spu.CDDAFeed,pcm,space); + spu.CDDAFeed+=space/4; nBytes-=space; pcm+=space; } -- cgit v1.2.3