otomatalabs/furnace
8
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

Merge branch 'master' of https://github.com/tildearrow/furnace into scc

Browse source
This commit is contained in:
cam900 2022-03-14 19:22:31 +09:00
commit 2c6267bd6b
47 changed files with 3473 additions and 205 deletions
Download patch file Download diff file Expand all files Collapse all files

65
src/engine/platform/ay.cpp
View file

@ -24,7 +24,7 @@
#include <math.h>
#define rWrite(a,v) if (!skipRegisterWrites) {pendingWrites[a]=v;}
#define immWrite(a,v) if (!skipRegisterWrites) {writes.emplace(a,v); if (dumpWrites) {addWrite(a,v);} }
#define immWrite(a,v) if (!skipRegisterWrites) {writes.emplace(regRemap(a),v); if (dumpWrites) {addWrite(regRemap(a),v);} }
#define CHIP_DIVIDER 8
@ -48,8 +48,28 @@ const char* regCheatSheetAY[]={
NULL
};
const char* regCheatSheetAY8914[]={
"FreqL_A", "0",
"FreqL_B", "1",
"FreqL_C", "2",
"FreqL_Env", "3",
"FreqH_A", "4",
"FreqH_B", "5",
"FreqH_C", "6",
"FreqH_Env", "7",
"Enable", "8",
"FreqNoise", "9",
"Control_Env", "A",
"Volume_A", "B",
"Volume_B", "C",
"Volume_C", "D",
"PortA", "E",
"PortB", "F",
NULL
};
const char** DivPlatformAY8910::getRegisterSheet() {
return regCheatSheetAY;
return intellivision?regCheatSheetAY8914:regCheatSheetAY;
}
const char* DivPlatformAY8910::getEffectName(unsigned char effect) {
@ -92,8 +112,13 @@ void DivPlatformAY8910::acquire(short* bufL, short* bufR, size_t start, size_t l
}
while (!writes.empty()) {
QueuedWrite w=writes.front();
ay->address_w(w.addr);
ay->data_w(w.val);
if (intellivision) {
ay8914_device* ay8914=(ay8914_device*)ay;
ay8914->write(w.addr,w.val);
} else {
ay->address_w(w.addr);
ay->data_w(w.val);
}
regPool[w.addr&0x0f]=w.val;
writes.pop();
}
@ -125,6 +150,8 @@ void DivPlatformAY8910::tick() {
if (chan[i].outVol<0) chan[i].outVol=0;
if (isMuted[i]) {
rWrite(0x08+i,0);
} else if (intellivision && (chan[i].psgMode&4)) {
rWrite(0x08+i,(chan[i].outVol&0xc)<<2);
} else {
rWrite(0x08+i,(chan[i].outVol&15)|((chan[i].psgMode&4)<<2));
}
@ -151,6 +178,8 @@ void DivPlatformAY8910::tick() {
chan[i].psgMode=(chan[i].std.wave+1)&7;
if (isMuted[i]) {
rWrite(0x08+i,0);
} else if (intellivision && (chan[i].psgMode&4)) {
rWrite(0x08+i,(chan[i].outVol&0xc)<<2);
} else {
rWrite(0x08+i,(chan[i].outVol&15)|((chan[i].psgMode&4)<<2));
}
@ -242,6 +271,8 @@ int DivPlatformAY8910::dispatch(DivCommand c) {
chan[c.chan].std.init(ins);
if (isMuted[c.chan]) {
rWrite(0x08+c.chan,0);
} else if (intellivision && (chan[c.chan].psgMode&4)) {
rWrite(0x08+c.chan,(chan[c.chan].vol&0xc)<<2);
} else {
rWrite(0x08+c.chan,(chan[c.chan].vol&15)|((chan[c.chan].psgMode&4)<<2));
}
@ -264,7 +295,13 @@ int DivPlatformAY8910::dispatch(DivCommand c) {
if (isMuted[c.chan]) {
rWrite(0x08+c.chan,0);
} else {
if (chan[c.chan].active) rWrite(0x08+c.chan,(chan[c.chan].vol&15)|((chan[c.chan].psgMode&4)<<2));
if (chan[c.chan].active) {
if (intellivision && (chan[c.chan].psgMode&4)) {
rWrite(0x08+c.chan,(chan[c.chan].vol&0xc)<<2);
} else {
rWrite(0x08+c.chan,(chan[c.chan].vol&15)|((chan[c.chan].psgMode&4)<<2));
}
}
}
break;
}
@ -317,7 +354,11 @@ int DivPlatformAY8910::dispatch(DivCommand c) {
if (isMuted[c.chan]) {
rWrite(0x08+c.chan,0);
} else if (chan[c.chan].active) {
rWrite(0x08+c.chan,(chan[c.chan].outVol&15)|((chan[c.chan].psgMode&4)<<2));
if (intellivision && (chan[c.chan].psgMode&4)) {
rWrite(0x08+c.chan,(chan[c.chan].outVol&0xc)<<2);
} else {
rWrite(0x08+c.chan,(chan[c.chan].outVol&15)|((chan[c.chan].psgMode&4)<<2));
}
}
}
break;
@ -334,6 +375,8 @@ int DivPlatformAY8910::dispatch(DivCommand c) {
}
if (isMuted[c.chan]) {
rWrite(0x08+c.chan,0);
} else if (intellivision && (chan[c.chan].psgMode&4)) {
rWrite(0x08+c.chan,(chan[c.chan].vol&0xc)<<2);
} else {
rWrite(0x08+c.chan,(chan[c.chan].vol&15)|((chan[c.chan].psgMode&4)<<2));
}
@ -383,6 +426,8 @@ void DivPlatformAY8910::muteChannel(int ch, bool mute) {
isMuted[ch]=mute;
if (isMuted[ch]) {
rWrite(0x08+ch,0);
} else if (intellivision && (chan[ch].psgMode&4)) {
rWrite(0x08+ch,(chan[ch].vol&0xc)<<2);
} else {
rWrite(0x08+ch,(chan[ch].outVol&15)|((chan[ch].psgMode&4)<<2));
}
@ -508,14 +553,22 @@ void DivPlatformAY8910::setFlags(unsigned int flags) {
case 1:
ay=new ym2149_device(rate);
sunsoft=false;
intellivision=false;
break;
case 2:
ay=new sunsoft_5b_sound_device(rate);
sunsoft=true;
intellivision=false;
break;
case 3:
ay=new ay8914_device(rate);
sunsoft=false;
intellivision=true;
break;
default:
ay=new ay8910_device(rate);
sunsoft=false;
intellivision=false;
break;
}
ay->device_start();

6
src/engine/platform/ay.h
View file

@ -26,6 +26,10 @@
class DivPlatformAY8910: public DivDispatch {
protected:
const unsigned char AY8914RegRemap[16]={
0,4,1,5,2,6,9,8,11,12,13,3,7,10,14,15
};
inline unsigned char regRemap(unsigned char reg) { return intellivision?AY8914RegRemap[reg&0x0f]:reg&0x0f; }
struct Channel {
unsigned char freqH, freqL;
int freq, baseFreq, note, pitch;
@ -60,7 +64,7 @@ class DivPlatformAY8910: public DivDispatch {
int delay;
bool extMode;
bool stereo, sunsoft;
bool stereo, sunsoft, intellivision;
short oldWrites[16];
short pendingWrites[16];

10
src/engine/platform/genesis.cpp
View file

@ -92,7 +92,7 @@ void DivPlatformGenesis::acquire_nuked(short* bufL, short* bufR, size_t start, s
DivSample* s=parent->getSample(dacSample);
if (s->samples>0) {
if (!isMuted[5]) {
immWrite(0x2a,(unsigned char)s->data8[dacPos]+0x80);
urgentWrite(0x2a,(unsigned char)s->data8[dacPos]+0x80);
}
if (++dacPos>=s->samples) {
if (s->loopStart>=0 && s->loopStart<=(int)s->samples) {
@ -121,7 +121,7 @@ void DivPlatformGenesis::acquire_nuked(short* bufL, short* bufR, size_t start, s
//printf("write: %x = %.2x\n",w.addr,w.val);
lastBusy=0;
regPool[w.addr&0x1ff]=w.val;
writes.pop();
writes.pop_front();
} else {
lastBusy++;
if (fm.write_busy==0) {
@ -159,7 +159,7 @@ void DivPlatformGenesis::acquire_ymfm(short* bufL, short* bufR, size_t start, si
DivSample* s=parent->getSample(dacSample);
if (s->samples>0) {
if (!isMuted[5]) {
immWrite(0x2a,(unsigned char)s->data8[dacPos]+0x80);
urgentWrite(0x2a,(unsigned char)s->data8[dacPos]+0x80);
}
if (++dacPos>=s->samples) {
if (s->loopStart>=0 && s->loopStart<=(int)s->samples) {
@ -184,7 +184,7 @@ void DivPlatformGenesis::acquire_ymfm(short* bufL, short* bufR, size_t start, si
fm_ymfm->write(0x0+((w.addr>>8)<<1),w.addr);
fm_ymfm->write(0x1+((w.addr>>8)<<1),w.val);
regPool[w.addr&0x1ff]=w.val;
writes.pop();
writes.pop_front();
lastBusy=1;
}
@ -782,7 +782,7 @@ int DivPlatformGenesis::getRegisterPoolSize() {
}
void DivPlatformGenesis::reset() {
while (!writes.empty()) writes.pop();
while (!writes.empty()) writes.pop_front();
memset(regPool,0,512);
if (useYMFM) {
fm_ymfm->reset();

4
src/engine/platform/genesis.h
View file

@ -20,7 +20,7 @@
#ifndef _GENESIS_H
#define _GENESIS_H
#include "../dispatch.h"
#include <queue>
#include <deque>
#include "../../../extern/Nuked-OPN2/ym3438.h"
#include "sound/ymfm/ymfm_opn.h"
@ -68,7 +68,7 @@ class DivPlatformGenesis: public DivDispatch {
bool addrOrVal;
QueuedWrite(unsigned short a, unsigned char v): addr(a), val(v), addrOrVal(false) {}
};
std::queue<QueuedWrite> writes;
std::deque<QueuedWrite> writes;
ym3438_t fm;
int delay;
unsigned char lastBusy;

3
src/engine/platform/genesisshared.h
View file

@ -43,6 +43,7 @@ static int orderedOps[4]={
};
#define rWrite(a,v) if (!skipRegisterWrites) {pendingWrites[a]=v;}
#define immWrite(a,v) if (!skipRegisterWrites) {writes.emplace(a,v); if (dumpWrites) {addWrite(a,v);} }
#define immWrite(a,v) if (!skipRegisterWrites) {writes.push_back(QueuedWrite(a,v)); if (dumpWrites) {addWrite(a,v);} }
#define urgentWrite(a,v) if (!skipRegisterWrites) {if (writes.front().addrOrVal) {writes.push_back(QueuedWrite(a,v));} else {writes.push_front(QueuedWrite(a,v));}; if (dumpWrites) {addWrite(a,v);} }
#include "fmshared_OPN.h"

2
src/engine/platform/lynx.cpp
View file

@ -235,7 +235,7 @@ int DivPlatformLynx::dispatch(DivCommand c) {
}
break;
case DIV_CMD_PANNING:
chan[c.chan].pan=((c.value&0x0f)<<4)|((c.value&0xf0)>>4);
chan[c.chan].pan=c.value;
WRITE_ATTEN(c.chan,chan[c.chan].pan);
break;
case DIV_CMD_GET_VOLUME:

1
src/engine/platform/nes.cpp
View file

@ -201,6 +201,7 @@ void DivPlatformNES::tick() {
} else {
chan[i].freq=parent->calcFreq(chan[i].baseFreq,chan[i].pitch,true)-1;
if (chan[i].freq>2047) chan[i].freq=2047;
if (chan[i].freq<0) chan[i].freq=0;
}
if (chan[i].keyOn) {
//rWrite(16+i*5+1,((chan[i].duty&3)<<6)|(63-(ins->gb.soundLen&63)));

186
src/engine/platform/opl.cpp
View file

@ -222,7 +222,7 @@ void DivPlatformOPL::acquire(short* bufL, short* bufR, size_t start, size_t len)
}
void DivPlatformOPL::tick() {
for (int i=0; i<20; i++) {
for (int i=0; i<melodicChans; i++) {
chan[i].std.next();
/*
@ -349,10 +349,22 @@ void DivPlatformOPL::tick() {
if (chan[i].keyOn || chan[i].keyOff) {
immWrite(chanMap[i]+ADDR_FREQH,0x00|(chan[i].freqH&31));
if (chan[i].state.ops==4 && i<6) {
immWrite(chanMap[i+1]+ADDR_FREQH,0x00|(chan[i].freqH&31));
}
chan[i].keyOff=false;
}
}
if (update4OpMask) {
update4OpMask=false;
if (oplType==3) {
unsigned char opMask=chan[0].fourOp|(chan[2].fourOp<<1)|(chan[4].fourOp<<2)|(chan[6].fourOp<<3)|(chan[8].fourOp<<4)|(chan[10].fourOp<<5);
immWrite(0x104,opMask);
//printf("updating opMask to %.2x\n",opMask);
}
}
for (int i=0; i<512; i++) {
if (pendingWrites[i]!=oldWrites[i]) {
immWrite(i,pendingWrites[i]&0xff);
@ -360,7 +372,7 @@ void DivPlatformOPL::tick() {
}
}
for (int i=0; i<20; i++) {
for (int i=0; i<melodicChans; i++) {
if (chan[i].freqChanged) {
chan[i].freq=parent->calcFreq(chan[i].baseFreq,chan[i].pitch,false,octave(chan[i].baseFreq));
if (chan[i].freq>131071) chan[i].freq=131071;
@ -368,12 +380,21 @@ void DivPlatformOPL::tick() {
chan[i].freqH=freqt>>8;
chan[i].freqL=freqt&0xff;
immWrite(chanMap[i]+ADDR_FREQ,chan[i].freqL);
if (chan[i].state.ops==4 && i<6) {
immWrite(chanMap[i+1]+ADDR_FREQ,chan[i].freqL);
}
}
if (chan[i].keyOn) {
immWrite(chanMap[i]+ADDR_FREQH,chan[i].freqH|(0x20));
if (chan[i].state.ops==4 && i<6) {
immWrite(chanMap[i+1]+ADDR_FREQH,chan[i].freqH|(0x20));
}
chan[i].keyOn=false;
} else if (chan[i].freqChanged) {
immWrite(chanMap[i]+ADDR_FREQH,chan[i].freqH|(chan[i].active<<5));
if (chan[i].state.ops==4 && i<6) {
immWrite(chanMap[i+1]+ADDR_FREQH,chan[i].freqH|(chan[i].active<<5));
}
}
chan[i].freqChanged=false;
}
@ -424,25 +445,42 @@ int DivPlatformOPL::toFreq(int freq) {
void DivPlatformOPL::muteChannel(int ch, bool mute) {
isMuted[ch]=mute;
/*
for (int j=0; j<4; j++) {
unsigned short baseAddr=chanOffs[ch]|opOffs[j];
DivInstrumentFM::Operator& op=chan[ch].state.op[j];
int ops=(slots[3][ch]!=255 && chan[ch].state.ops==4 && oplType==3)?4:2;
chan[ch].fourOp=(ops==4);
update4OpMask=true;
for (int i=0; i<ops; i++) {
unsigned char slot=slots[i][ch];
if (slot==255) continue;
unsigned short baseAddr=slotMap[slot];
DivInstrumentFM::Operator& op=chan[ch].state.op[(ops==4)?orderedOpsL[i]:i];
if (isMuted[ch]) {
rWrite(baseAddr+ADDR_TL,127);
rWrite(baseAddr+ADDR_KSL_TL,63|(op.ksl<<6));
} else {
if (isOutput[chan[ch].state.alg][j]) {
rWrite(baseAddr+ADDR_TL,127-(((127-op.tl)*(chan[ch].outVol&0x7f))/127));
if (isOutputL[ops==4][chan[ch].state.alg][i]) {
rWrite(baseAddr+ADDR_KSL_TL,(63-(((63-op.tl)*(chan[ch].outVol&0x3f))/63))|(op.ksl<<6));
} else {
rWrite(baseAddr+ADDR_TL,op.tl);
rWrite(baseAddr+ADDR_KSL_TL,op.tl|(op.ksl<<6));
}
}
}
rWrite(chanOffs[ch]+ADDR_LRAF,(isMuted[ch]?0:(chan[ch].pan<<6))|(chan[ch].state.fms&7)|((chan[ch].state.ams&3)<<4));
*/
if (isMuted[ch]) {
rWrite(chanMap[ch]+ADDR_LR_FB_ALG,(chan[ch].state.alg&1)|(chan[ch].state.fb<<1));
if (ops==4) {
rWrite(chanMap[ch+1]+ADDR_LR_FB_ALG,((chan[ch].state.alg>>1)&1)|(chan[ch].state.fb<<1));
}
} else {
rWrite(chanMap[ch]+ADDR_LR_FB_ALG,(chan[ch].state.alg&1)|(chan[ch].state.fb<<1)|((chan[ch].pan&3)<<4));
if (ops==4) {
rWrite(chanMap[ch+1]+ADDR_LR_FB_ALG,((chan[ch].state.alg>>1)&1)|(chan[ch].state.fb<<1)|((chan[ch].pan&3)<<4));
}
}
}
int DivPlatformOPL::dispatch(DivCommand c) {
// TODO: drums mode!
if (c.chan>=melodicChans) return 0;
switch (c.cmd) {
case DIV_CMD_NOTE_ON: {
DivInstrument* ins=parent->getIns(chan[c.chan].ins);
@ -456,7 +494,9 @@ int DivPlatformOPL::dispatch(DivCommand c) {
chan[c.chan].outVol=chan[c.chan].vol;
}
if (chan[c.chan].insChanged) {
int ops=(slots[3][c.chan]!=255 && ins->fm.ops==4 && oplType==3)?4:2;
int ops=(slots[3][c.chan]!=255 && chan[c.chan].state.ops==4 && oplType==3)?4:2;
chan[c.chan].fourOp=(ops==4);
update4OpMask=true;
for (int i=0; i<ops; i++) {
unsigned char slot=slots[i][c.chan];
if (slot==255) continue;
@ -524,21 +564,23 @@ int DivPlatformOPL::dispatch(DivCommand c) {
if (!chan[c.chan].std.hasVol) {
chan[c.chan].outVol=c.value;
}
/*
for (int i=0; i<4; i++) {
unsigned short baseAddr=chanOffs[c.chan]|opOffs[i];
DivInstrumentFM::Operator& op=chan[c.chan].state.op[i];
int ops=(slots[3][c.chan]!=255 && chan[c.chan].state.ops==4 && oplType==3)?4:2;
for (int i=0; i<ops; i++) {
unsigned char slot=slots[i][c.chan];
if (slot==255) continue;
unsigned short baseAddr=slotMap[slot];
DivInstrumentFM::Operator& op=chan[c.chan].state.op[(ops==4)?orderedOpsL[i]:i];
if (isMuted[c.chan]) {
rWrite(baseAddr+ADDR_TL,127);
rWrite(baseAddr+ADDR_KSL_TL,63|(op.ksl<<6));
} else {
if (isOutput[chan[c.chan].state.alg][i]) {
rWrite(baseAddr+ADDR_TL,127-(((127-op.tl)*(chan[c.chan].outVol&0x7f))/127));
if (isOutputL[ops==4][chan[c.chan].state.alg][i]) {
rWrite(baseAddr+ADDR_KSL_TL,(63-(((63-op.tl)*(chan[c.chan].outVol&0x3f))/63))|(op.ksl<<6));
} else {
rWrite(baseAddr+ADDR_TL,op.tl);
rWrite(baseAddr+ADDR_KSL_TL,op.tl|(op.ksl<<6));
}
}
}
*/
break;
}
case DIV_CMD_GET_VOLUME: {
@ -552,16 +594,22 @@ int DivPlatformOPL::dispatch(DivCommand c) {
chan[c.chan].ins=c.value;
break;
case DIV_CMD_PANNING: {
switch (c.value) {
case 0x01:
chan[c.chan].pan=1;
break;
case 0x10:
chan[c.chan].pan=2;
break;
default:
chan[c.chan].pan=3;
break;
if (c.value==0) {
chan[c.chan].pan=3;
} else {
chan[c.chan].pan=(((c.value&15)>0)<<1)|((c.value>>4)>0);
}
int ops=(slots[3][c.chan]!=255 && chan[c.chan].state.ops==4 && oplType==3)?4:2;
if (isMuted[c.chan]) {
rWrite(chanMap[c.chan]+ADDR_LR_FB_ALG,(chan[c.chan].state.alg&1)|(chan[c.chan].state.fb<<1));
if (ops==4) {
rWrite(chanMap[c.chan+1]+ADDR_LR_FB_ALG,((chan[c.chan].state.alg>>1)&1)|(chan[c.chan].state.fb<<1));
}
} else {
rWrite(chanMap[c.chan]+ADDR_LR_FB_ALG,(chan[c.chan].state.alg&1)|(chan[c.chan].state.fb<<1)|((chan[c.chan].pan&3)<<4));
if (ops==4) {
rWrite(chanMap[c.chan+1]+ADDR_LR_FB_ALG,((chan[c.chan].state.alg>>1)&1)|(chan[c.chan].state.fb<<1)|((chan[c.chan].pan&3)<<4));
}
}
//rWrite(chanOffs[c.chan]+ADDR_LRAF,(isMuted[c.chan]?0:(chan[c.chan].pan<<6))|(chan[c.chan].state.fms&7)|((chan[c.chan].state.ams&3)<<4));
break;
@ -683,39 +731,46 @@ int DivPlatformOPL::dispatch(DivCommand c) {
}
void DivPlatformOPL::forceIns() {
/*
for (int i=0; i<20; i++) {
for (int j=0; j<4; j++) {
unsigned short baseAddr=chanOffs[i]|opOffs[j];
DivInstrumentFM::Operator& op=chan[i].state.op[j];
for (int i=0; i<melodicChans; i++) {
int ops=(slots[3][i]!=255 && chan[i].state.ops==4 && oplType==3)?4:2;
chan[i].fourOp=(ops==4);
for (int j=0; j<ops; j++) {
unsigned char slot=slots[j][i];
if (slot==255) continue;
unsigned short baseAddr=slotMap[slot];
DivInstrumentFM::Operator& op=chan[i].state.op[(ops==4)?orderedOpsL[j]:j];
if (isMuted[i]) {
rWrite(baseAddr+ADDR_TL,127);
rWrite(baseAddr+ADDR_KSL_TL,63|(op.ksl<<6));
} else {
if (isOutput[chan[i].state.alg][j]) {
rWrite(baseAddr+ADDR_TL,127-(((127-op.tl)*(chan[i].outVol&0x7f))/127));
if (isOutputL[ops==4][chan[i].state.alg][j]) {
rWrite(baseAddr+ADDR_KSL_TL,(63-(((63-op.tl)*(chan[i].outVol&0x3f))/63))|(op.ksl<<6));
} else {
rWrite(baseAddr+ADDR_TL,op.tl);
rWrite(baseAddr+ADDR_KSL_TL,op.tl|(op.ksl<<6));
}
}
rWrite(baseAddr+ADDR_MULT_DT,(op.mult&15)|(dtTable[op.dt&7]<<4));
rWrite(baseAddr+ADDR_RS_AR,(op.ar&31)|(op.rs<<6));
rWrite(baseAddr+ADDR_AM_DR,(op.dr&31)|(op.am<<7));
rWrite(baseAddr+ADDR_DT2_D2R,op.d2r&31);
rWrite(baseAddr+ADDR_SL_RR,(op.rr&15)|(op.sl<<4));
rWrite(baseAddr+ADDR_SSG,op.ssgEnv&15);
rWrite(baseAddr+ADDR_AM_VIB_SUS_KSR_MULT,(op.am<<7)|(op.vib<<6)|(op.sus<<5)|(op.ksr<<4)|op.mult);
rWrite(baseAddr+ADDR_AR_DR,(op.ar<<4)|op.dr);
rWrite(baseAddr+ADDR_SL_RR,(op.sl<<4)|op.rr);
if (oplType>1) {
rWrite(baseAddr+ADDR_WS,op.ws&((oplType==3)?7:3));
}
}
rWrite(chanOffs[i]+ADDR_FB_ALG,(chan[i].state.alg&7)|(chan[i].state.fb<<3));
rWrite(chanOffs[i]+ADDR_LRAF,(isMuted[i]?0:(chan[i].pan<<6))|(chan[i].state.fms&7)|((chan[i].state.ams&3)<<4));
if (chan[i].active) {
chan[i].keyOn=true;
chan[i].freqChanged=true;
if (isMuted[i]) {
rWrite(chanMap[i]+ADDR_LR_FB_ALG,(chan[i].state.alg&1)|(chan[i].state.fb<<1));
if (ops==4) {
rWrite(chanMap[i+1]+ADDR_LR_FB_ALG,((chan[i].state.alg>>1)&1)|(chan[i].state.fb<<1));
}
} else {
rWrite(chanMap[i]+ADDR_LR_FB_ALG,(chan[i].state.alg&1)|(chan[i].state.fb<<1)|((chan[i].pan&3)<<4));
if (ops==4) {
rWrite(chanMap[i+1]+ADDR_LR_FB_ALG,((chan[i].state.alg>>1)&1)|(chan[i].state.fb<<1)|((chan[i].pan&3)<<4));
}
}
}
if (dacMode) {
rWrite(0x2b,0x80);
}
immWrite(0x22,lfoValue);
*/
update4OpMask=true;
}
void DivPlatformOPL::toggleRegisterDump(bool enable) {
@ -746,7 +801,7 @@ void DivPlatformOPL::reset() {
if (dumpWrites) {
addWrite(0xffffffff,0);
}
for (int i=0; i<20; i++) {
for (int i=0; i<totalChans; i++) {
chan[i]=DivPlatformOPL::Channel();
chan[i].vol=0x3f;
chan[i].outVol=0x3f;
@ -761,10 +816,15 @@ void DivPlatformOPL::reset() {
lfoValue=8;
properDrums=properDrumsSys;
if (oplType==1) { // disable waveforms
immWrite(0x01,0x20);
}
if (oplType==3) { // enable OPL3 features
immWrite(0x105,1);
}
update4OpMask=true;
delay=0;
}
@ -781,7 +841,7 @@ bool DivPlatformOPL::keyOffAffectsPorta(int ch) {
}
void DivPlatformOPL::notifyInsChange(int ins) {
for (int i=0; i<20; i++) {
for (int i=0; i<totalChans; i++) {
if (chan[i].ins==ins) {
chan[i].insChanged=true;
}
@ -815,6 +875,9 @@ void DivPlatformOPL::setOPLType(int type, bool drums) {
slots=drums?slotsDrums:slotsNonDrums;
chanMap=chanMapOPL2;
chipFreqBase=9440540*0.25;
chans=9;
melodicChans=drums?6:9;
totalChans=drums?11:9;
break;
case 3:
slotsNonDrums=slotsOPL3;
@ -822,6 +885,9 @@ void DivPlatformOPL::setOPLType(int type, bool drums) {
slots=drums?slotsDrums:slotsNonDrums;
chanMap=chanMapOPL3;
chipFreqBase=9440540;
chans=18;
melodicChans=drums?15:18;
totalChans=drums?20:18;
break;
}
oplType=type;

7
src/engine/platform/opl.h
View file

@ -32,7 +32,7 @@ class DivPlatformOPL: public DivDispatch {
unsigned char freqH, freqL;
int freq, baseFreq, pitch, note;
unsigned char ins;
bool active, insChanged, freqChanged, keyOn, keyOff, portaPause, furnaceDac, inPorta;
bool active, insChanged, freqChanged, keyOn, keyOff, portaPause, furnaceDac, inPorta, fourOp;
int vol, outVol;
unsigned char pan;
Channel():
@ -51,6 +51,7 @@ class DivPlatformOPL: public DivDispatch {
portaPause(false),
furnaceDac(false),
inPorta(false),
fourOp(false),
vol(0),
pan(3) {}
};
@ -69,7 +70,7 @@ class DivPlatformOPL: public DivDispatch {
const unsigned char** slots;
const unsigned short* chanMap;
double chipFreqBase;
int delay, oplType;
int delay, oplType, chans, melodicChans, totalChans;
unsigned char lastBusy;
unsigned char regPool[512];
@ -78,7 +79,7 @@ class DivPlatformOPL: public DivDispatch {
unsigned char lfoValue;
bool useYMFM;
bool useYMFM, update4OpMask;
short oldWrites[512];
short pendingWrites[512];

4
src/engine/platform/sound/lynx/Mikey.cpp
View file

@ -435,8 +435,8 @@ public:
case ATTENREG2:
case ATTENREG3:
mRegisterPool[8*4+idx] = value;
mAttenuationLeft[idx] = ( value & 0x0f ) << 2;
mAttenuationRight[idx] = ( value & 0xf0 ) >> 2;
mAttenuationRight[idx] = ( value & 0x0f ) << 2;
mAttenuationLeft[idx] = ( value & 0xf0 ) >> 2;
break;
case MPAN:
mPan = value;