#include "registers.h"
#include "cfg.h"
#include "dsoundoss.h"
-#include "regs.h"
#ifdef ENABLE_NLS
#include <libintl.h>
#define N_(x) (x)
#endif
-#ifdef __arm__
+#ifdef __ARM_ARCH_7A__
#define ssat32_to_16(v) \
asm("ssat %0,#16,%1" : "=r" (v) : "r" (v))
#else
static int lastns=0; // last ns pos
static int iSecureStart=0; // secure start counter
+#define CDDA_BUFFER_SIZE (16384 * sizeof(uint32_t)) // must be power of 2
+
////////////////////////////////////////////////////////////////////////
// CODE AREA
////////////////////////////////////////////////////////////////////////
s_chan[ch].SB[32]=0;
s_chan[ch].SB[28]=(s_chan[ch].SB[28]*s_chan[ch].sinc)/0x20000L;
- if(s_chan[ch].sinc<=0x8000)
- s_chan[ch].SB[29]=s_chan[ch].SB[30]-(s_chan[ch].SB[28]*((0x10000/s_chan[ch].sinc)-1));
- else s_chan[ch].SB[29]+=s_chan[ch].SB[28];
+ //if(s_chan[ch].sinc<=0x8000)
+ // s_chan[ch].SB[29]=s_chan[ch].SB[30]-(s_chan[ch].SB[28]*((0x10000/s_chan[ch].sinc)-1));
+ //else
+ s_chan[ch].SB[29]+=s_chan[ch].SB[28];
}
else // no flags? add bigger val (if possible), calc smaller step, set flag1
s_chan[ch].SB[29]+=s_chan[ch].SB[28];
// ALL KIND OF HELPERS
////////////////////////////////////////////////////////////////////////
-INLINE void VoiceChangeFrequency(int ch)
-{
- s_chan[ch].iUsedFreq=s_chan[ch].iActFreq; // -> take it and calc steps
- s_chan[ch].sinc=s_chan[ch].iRawPitch<<4;
- if(!s_chan[ch].sinc) s_chan[ch].sinc=1;
- if(iUseInterpolation==1) s_chan[ch].SB[32]=1; // -> freq change in simle imterpolation mode: set flag
-}
-
-////////////////////////////////////////////////////////////////////////
-
INLINE int FModChangeFrequency(int ch,int ns)
{
- int NP=s_chan[ch].iRawPitch;
+ unsigned int NP=s_chan[ch].iRawPitch;
int sinc;
NP=((32768L+iFMod[ns])*NP)/32768L;
if(NP>0x3fff) NP=0x3fff;
if(NP<0x1) NP=0x1;
- NP=(44100L*NP)/(4096L); // calc frequency
-
- s_chan[ch].iActFreq=NP;
- s_chan[ch].iUsedFreq=NP;
- sinc=(((NP/10)<<16)/4410);
- if(!sinc) sinc=1;
+ sinc=NP<<4; // calc frequency
if(iUseInterpolation==1) // freq change in simple interpolation mode
s_chan[ch].SB[32]=1;
iFMod[ns]=0;
////////////////////////////////////////////////////////////////////////
-INLINE int iGetInterpolationVal(int ch)
+INLINE int iGetInterpolationVal(int ch, int spos)
{
int fa;
case 3: // cubic interpolation
{
long xd;int gpos;
- xd = ((s_chan[ch].spos) >> 1)+1;
+ xd = (spos >> 1)+1;
gpos = s_chan[ch].SB[28];
fa = gval(3) - 3*gval(2) + 3*gval(1) - gval0;
case 2: // gauss interpolation
{
int vl, vr;int gpos;
- vl = (s_chan[ch].spos >> 6) & ~3;
+ vl = (spos >> 6) & ~3;
gpos = s_chan[ch].SB[28];
vr=(gauss[vl]*gval0)&~2047;
vr+=(gauss[vl+1]*gval(1))&~2047;
}
s_chan[ch].pCurr = start; // store values for next cycle
+ s_chan[ch].bJump = flags & 1;
return ret;
}
int flags = start[1];
int ret = 0;
- // Tron Bonne hack, probably wrong (could be wrong memory contents..)
- if(flags & ~7) flags = 0;
-
if(start == pSpuIrq)
{
do_irq();
}
if(flags & 4)
- s_chan[ch].pLoop=start;
+ s_chan[ch].pLoop = start;
s_chan[ch].pCurr += 16;
if(flags & 1)
s_chan[ch].pCurr = s_chan[ch].pLoop;
+ s_chan[ch].bJump = flags & 1;
return ret;
}
make_do_samples(default, fmod_recv_check, ,
StoreInterpolationVal(ch, fa),
- ChanBuf[ns] = iGetInterpolationVal(ch), )
+ ChanBuf[ns] = iGetInterpolationVal(ch, spos), )
make_do_samples(noint, , fa = s_chan[ch].SB[29], , ChanBuf[ns] = fa, s_chan[ch].SB[29] = fa)
#define simple_interp_store \
}
#ifdef __arm__
-// asm code
+// 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);
#else
if(dwNewChannel&(1<<ch)) StartSound(ch); // start new sound
if(!(dwChannelOn&(1<<ch))) continue; // channel not playing? next
- if(s_chan[ch].iActFreq!=s_chan[ch].iUsedFreq) // new psx frequency?
- VoiceChangeFrequency(ch);
-
if(s_chan[ch].bNoise)
d=do_samples_noise(ch, ns_from, ns_to);
else if(s_chan[ch].bFMod==2 || (s_chan[ch].bFMod==0 && iUseInterpolation==0))
if(s_chan[ch].pCurr > pSpuIrq && s_chan[ch].pLoop > pSpuIrq)
continue;
- if(s_chan[ch].iActFreq!=s_chan[ch].iUsedFreq) // new psx frequency?
- VoiceChangeFrequency(ch);
-
s_chan[ch].spos += s_chan[ch].sinc * NSSIZE;
while(s_chan[ch].spos >= 28 * 0x10000)
{
- unsigned char *start=s_chan[ch].pCurr;
+ unsigned char *start = s_chan[ch].pCurr;
// no need for bIRQReturn since the channel is silent
iSpuAsyncWait |= skip_block(ch);
if(start == s_chan[ch].pCurr)
{
// looping on self
- dwChannelDead|=1<<ch;
+ dwChannelDead |= 1<<ch;
+ s_chan[ch].spos = 0;
break;
}
// SPU ASYNC... even newer epsxe func
// 1 time every 'cycle' cycles... harhar
+// rearmed: called every 2ms now
+
void CALLBACK SPUasync(unsigned long cycle)
{
if(iSpuAsyncWait)
{
iSpuAsyncWait++;
- if(iSpuAsyncWait<=16/FRAG_MSECS) return;
+ if(iSpuAsyncWait<=16/2) return;
iSpuAsyncWait=0;
}
}
// CDDA AUDIO
-void CALLBACK SPUplayCDDAchannel(short *pcm, int nbytes)
+int CALLBACK SPUplayCDDAchannel(short *pcm, int nbytes)
{
- if (!pcm) return;
- if (nbytes<=0) return;
+ if (!pcm) return -1;
+ if (nbytes<=0) return -1;
- FeedCDDA((unsigned char *)pcm, nbytes);
+ return FeedCDDA((unsigned char *)pcm, nbytes);
}
// SETUPTIMER: init of certain buffers and threads/timers
XAFeed = XAStart;
CDDAStart = // alloc cdda buffer
- (uint32_t *)malloc(16384 * sizeof(uint32_t));
+ (uint32_t *)malloc(CDDA_BUFFER_SIZE);
CDDAEnd = CDDAStart + 16384;
CDDAPlay = CDDAStart;
CDDAFeed = CDDAStart;
// s_chan[i].hMutex=CreateMutex(NULL,FALSE,NULL);
s_chan[i].ADSRX.SustainLevel = 0xf; // -> init sustain
s_chan[i].pLoop=spuMemC;
- s_chan[i].pStart=spuMemC;
s_chan[i].pCurr=spuMemC;
}