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YM2612: YMF276-LLE, part 1

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This commit is contained in:
tildearrow 2023-11-25 18:02:21 -05:00
parent c6a0d0e93e
commit 0c727ff6b7
4 changed files with 25 additions and 12 deletions
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16
src/engine/platform/genesis.cpp
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@ -289,8 +289,14 @@ void DivPlatformGenesis::acquire_ymfm(short** buf, size_t len) {
}
}
void DivPlatformGenesis::acquire_nuked276(short** buf, size_t len) {
// TODO
}
void DivPlatformGenesis::acquire(short** buf, size_t len) {
if (useYMFM) {
if (useYMFM==2) {
acquire_nuked276(buf,len);
} else if (useYMFM==1) {
acquire_ymfm(buf,len);
} else {
acquire_nuked(buf,len);
@ -1309,7 +1315,9 @@ float DivPlatformGenesis::getPostAmp() {
void DivPlatformGenesis::reset() {
writes.clear();
memset(regPool,0,512);
if (useYMFM) {
if (useYMFM==2) {
memset(&fm_276,0,sizeof(fmopn2_t));
} else if (useYMFM==1) {
fm_ymfm->reset();
}
OPN2_Reset(&fm);
@ -1396,7 +1404,7 @@ int DivPlatformGenesis::getPortaFloor(int ch) {
return 0;
}
void DivPlatformGenesis::setYMFM(bool use) {
void DivPlatformGenesis::setYMFM(unsigned char use) {
useYMFM=use;
}
@ -1441,7 +1449,7 @@ void DivPlatformGenesis::setFlags(const DivConfig& flags) {
break;
}
CHECK_CUSTOM_CLOCK;
if (useYMFM) {
if (useYMFM==1) {
if (fm_ymfm!=NULL) delete fm_ymfm;
if (chipType==1) {
fm_ymfm=new ymfm::ym2612(iface);

9
src/engine/platform/genesis.h
View file

@ -22,7 +22,7 @@
#include "fmshared_OPN.h"
#include "sound/ymfm/ymfm_opn.h"
#include "../../../extern/YMF276-LLE/fmopn2.h"
class DivYM2612Interface: public ymfm::ymfm_interface {
int setA, setB;
@ -77,6 +77,7 @@ class DivPlatformGenesis: public DivPlatformOPN {
DivDispatchOscBuffer* oscBuf[10];
bool isMuted[10];
ym3438_t fm;
fmopn2_t fm_276;
ymfm::ym2612* fm_ymfm;
ymfm::ym2612::output_data out_ymfm;
@ -84,7 +85,8 @@ class DivPlatformGenesis: public DivPlatformOPN {
int softPCMTimer;
bool extMode, softPCM, noExtMacros, useYMFM, canWriteDAC;
bool extMode, softPCM, noExtMacros, canWriteDAC;
unsigned char useYMFM;
unsigned char chipType;
short dacWrite;
@ -96,6 +98,7 @@ class DivPlatformGenesis: public DivPlatformOPN {
inline void processDAC(int iRate);
inline void commitState(int ch, DivInstrument* ins);
void acquire_nuked(short** buf, size_t len);
void acquire_nuked276(short** buf, size_t len);
void acquire_ymfm(short** buf, size_t len);
friend void putDispatchChip(void*,int);
@ -116,7 +119,7 @@ class DivPlatformGenesis: public DivPlatformOPN {
void tick(bool sysTick=true);
void muteChannel(int ch, bool mute);
int getOutputCount();
void setYMFM(bool use);
void setYMFM(unsigned char use);
bool keyOffAffectsArp(int ch);
bool keyOffAffectsPorta(int ch);
float getPostAmp();