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YM2608-LLE, part 15

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OPNB early progress
This commit is contained in:
tildearrow 2024-04-28 12:57:45 -05:00
parent 42fd63847e
commit 22f612b32a
8 changed files with 259 additions and 5 deletions
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68
src/engine/platform/ym2610shared.h
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@ -27,6 +27,9 @@
#include "sound/ymfm/ymfm.h"
#include "sound/ymfm/ymfm_opn.h"
#include <string.h>
extern "C" {
#include "../../../extern/YM2608-LLE/fmopna_2610.h"
}
#define CHIP_FREQBASE fmFreqBase
#define CHIP_DIVIDER fmDivBase
@ -54,6 +57,17 @@ class DivPlatformYM2610Base: public DivPlatformOPN {
ymfm::ym2610b* fm;
ymfm::ym2610b::output_data fmout;
DivPlatformAY8910* ay;
fmopna_2610_t fm_lle;
unsigned int dacVal;
unsigned int dacVal2;
int dacOut[2];
int rssOut[6];
bool lastSH;
bool lastSH2;
bool lastS;
unsigned char rmpx, pmpx, rssCycle, rssSubCycle;
unsigned int adMemAddrA;
unsigned int adMemAddrB;
unsigned char* adpcmAMem;
size_t adpcmAMemLen;
@ -102,6 +116,54 @@ class DivPlatformYM2610Base: public DivPlatformOPN {
OPN2_Reset(&fm_nuked);
OPN2_SetChipType(&fm_nuked,ym3438_mode_opn);
if (useCombo==2) {
fm_lle.input.cs=1;
fm_lle.input.rd=0;
fm_lle.input.wr=0;
fm_lle.input.a0=0;
fm_lle.input.a1=0;
fm_lle.input.data=0;
fm_lle.input.rad=0;
fm_lle.input.pad=0;
fm_lle.input.test=1;
fm_lle.input.ic=1;
for (size_t h=0; h<576; h++) {
FMOPNA_2610_Clock(&fm_lle,0);
FMOPNA_2610_Clock(&fm_lle,1);
}
fm_lle.input.ic=0;
for (size_t h=0; h<576; h++) {
FMOPNA_2610_Clock(&fm_lle,0);
FMOPNA_2610_Clock(&fm_lle,1);
}
fm_lle.input.ic=1;
for (size_t h=0; h<576; h++) {
FMOPNA_2610_Clock(&fm_lle,0);
FMOPNA_2610_Clock(&fm_lle,1);
}
for (int i=0; i<6; i++) {
rssOut[i]=0;
}
dacVal=0;
dacVal2=0;
dacOut[0]=0;
dacOut[1]=0;
lastSH=0;
lastSH2=0;
lastS=0;
rmpx=0;
pmpx=0;
rssCycle=0;
rssSubCycle=0;
adMemAddrA=0;
adMemAddrB=0;
}
ay->reset();
ay->getRegisterWrites().clear();
ay->flushWrites();
@ -247,7 +309,11 @@ class DivPlatformYM2610Base: public DivPlatformOPN {
fbAllOps=flags.getBool("fbAllOps",false);
ssgVol=flags.getInt("ssgVol",128);
fmVol=flags.getInt("fmVol",256);
rate=fm->sample_rate(chipClock);
if (useCombo==2) {
rate=chipClock/144;
} else {
rate=fm->sample_rate(chipClock);
}
for (int i=0; i<16; i++) {
oscBuf[i]->rate=rate;
}