etc/furnace
0
0
Fork 0
mirror of https://github.com/tildearrow/furnace.git synced 2024-12-22 16:30:26 +00:00
Code Issues Projects Releases Packages Wiki Activity

Prepare to support YM2610B and with Extended channel 3 mode

Browse source 
Allow 8 bit volume for YM2610 ADPCM-B
Remove sample mode macro in YM2610, it's always enabled and seperated channels.

TODO: ADPCM-B is still not implemented, FM Channel 2 is silenced in extended channel 3 configuration
This commit is contained in:
cam900 2022-02-25 01:02:35 +09:00
parent 1e98f0c4a1
commit 1e2d5694b9
18 changed files with 1592 additions and 22 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

2
CMakeLists.txt
View file

@ -311,6 +311,8 @@ src/engine/platform/c64.cpp
src/engine/platform/arcade.cpp
src/engine/platform/ym2610.cpp
src/engine/platform/ym2610ext.cpp
src/engine/platform/ym2610b.cpp
src/engine/platform/ym2610bext.cpp
src/engine/platform/ay.cpp
src/engine/platform/ay8930.cpp
src/engine/platform/tia.cpp

1
papers/format.md
View file

@ -156,6 +156,7 @@ size | description
| - 0xa6: OPL3 4-op + drums (YMF262) - 14 channels
| - 0xa7: OPLL drums (YM2413) - 11 channels
| - 0xa8: Atari Lynx - 4 channels
| - 0xde: YM2610B extended - 19 channels
| - 0xe0: QSound - 19 channels
| - (compound!) means that the system is composed of two or more chips,
| and has to be flattened.

8
src/engine/dispatchContainer.cpp
View file

@ -29,6 +29,8 @@
#include "platform/arcade.h"
#include "platform/ym2610.h"
#include "platform/ym2610ext.h"
#include "platform/ym2610b.h"
#include "platform/ym2610bext.h"
#include "platform/ay.h"
#include "platform/ay8930.h"
#include "platform/tia.h"
@ -181,6 +183,12 @@ void DivDispatchContainer::init(DivSystem sys, DivEngine* eng, int chanCount, do
case DIV_SYSTEM_YM2610_FULL_EXT:
dispatch=new DivPlatformYM2610Ext;
break;
case DIV_SYSTEM_YM2610B:
dispatch=new DivPlatformYM2610B;
break;
case DIV_SYSTEM_YM2610B_EXT:
dispatch=new DivPlatformYM2610BExt;
break;
case DIV_SYSTEM_AMIGA:
dispatch=new DivPlatformAmiga;
break;

26
src/engine/engine.cpp
View file

@ -506,6 +506,28 @@ void DivEngine::renderSamples() {
memPos+=length+16;
}
qsoundMemLen=memPos+256;
// step 5: allocate ADPCM-B samples
if (adpcmBMem==NULL) adpcmBMem=new unsigned char[16777216];
memPos=0;
for (int i=0; i<song.sampleLen; i++) {
DivSample* s=song.sample[i];
if (memPos>=16777216) {
logW("out of ADPCM-B memory for sample %d!\n",i);
break;
}
if (memPos+s->adpcmBRendLength>=16777216) {
memcpy(adpcmBMem+memPos,s->adpcmBRendData,16777216-memPos);
logW("out of ADPCM-B memory for sample %d!\n",i);
} else {
memcpy(adpcmBMem+memPos,s->adpcmBRendData,s->adpcmBRendLength);
}
s->rendOff=memPos;
memPos+=s->adpcmBRendLength;
}
adpcmBMemLen=memPos+256;
*/
}
@ -905,7 +927,9 @@ int DivEngine::getEffectiveSampleRate(int rate) {
return 1789773/(1789773/rate);
case DIV_SYSTEM_SEGAPCM: case DIV_SYSTEM_SEGAPCM_COMPAT:
return (31250*MIN(255,(rate*255/31250)))/255;
case DIV_SYSTEM_YM2610: case DIV_SYSTEM_YM2610_EXT: case DIV_SYSTEM_YM2610_FULL: case DIV_SYSTEM_YM2610_FULL_EXT:
case DIV_SYSTEM_QSOUND:
return (24038*MIN(65535,(rate*4096/24038)))/4096;
case DIV_SYSTEM_YM2610: case DIV_SYSTEM_YM2610_EXT: case DIV_SYSTEM_YM2610_FULL: case DIV_SYSTEM_YM2610_FULL_EXT: case DIV_SYSTEM_YM2610B: case DIV_SYSTEM_YM2610B_EXT:
return 18518;
default:
break;

8
src/engine/fileOps.cpp
View file

@ -148,7 +148,9 @@ bool DivEngine::loadDMF(unsigned char* file, size_t len) {
}
// Neo Geo detune
if (ds.system[0]==DIV_SYSTEM_YM2610 || ds.system[0]==DIV_SYSTEM_YM2610_EXT) {
if (ds.system[0]==DIV_SYSTEM_YM2610 || ds.system[0]==DIV_SYSTEM_YM2610_EXT
|| ds.system[0]==DIV_SYSTEM_YM2610_FULL || ds.system[0]==DIV_SYSTEM_YM2610_FULL_EXT
|| ds.system[0]==DIV_SYSTEM_YM2610B || ds.system[0]==DIV_SYSTEM_YM2610B_EXT) {
ds.tuning=443.23;
}
@ -264,7 +266,9 @@ bool DivEngine::loadDMF(unsigned char* file, size_t len) {
if (ds.system[0]==DIV_SYSTEM_C64_8580 || ds.system[0]==DIV_SYSTEM_C64_6581) {
ins->type=DIV_INS_C64;
}
if (ds.system[0]==DIV_SYSTEM_YM2610 || ds.system[0]==DIV_SYSTEM_YM2610_EXT) {
if (ds.system[0]==DIV_SYSTEM_YM2610 || ds.system[0]==DIV_SYSTEM_YM2610_EXT
|| ds.system[0]==DIV_SYSTEM_YM2610_FULL || ds.system[0]==DIV_SYSTEM_YM2610_FULL_EXT
|| ds.system[0]==DIV_SYSTEM_YM2610B || ds.system[0]==DIV_SYSTEM_YM2610B_EXT) {
if (!ins->mode) {
ins->type=DIV_INS_AY;
}

4
src/engine/platform/ym2610Interface.cpp
View file

@ -23,8 +23,8 @@
uint8_t DivYM2610Interface::ymfm_external_read(ymfm::access_class type, uint32_t address) {
//printf("wants to read from %x\n",address);
if (type!=ymfm::ACCESS_ADPCM_A) return 0;
return parent->adpcmMem[address&0xffffff];
if (type!=ymfm::ACCESS_ADPCM_A) return /*s->dataB[address&0xffffff];*/0;
return parent->adpcmMem[address&0xffffff];/*s->dataA[address&0xffffff]*/
/*if (12*sampleBank+(address>>16)>=parent->song.sampleLen) return 0;
return parent->song.sample[12*sampleBank+(address>>16)]->adpcmRendData[(address&0xffff)];*/
}

965
src/engine/platform/ym2610b.cpp Normal file
View file

@ -0,0 +1,965 @@
/**
* Furnace Tracker - multi-system chiptune tracker
* Copyright (C) 2021-2022 tildearrow and contributors
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include "ym2610b.h"
#include "../engine.h"
#include <string.h>
#include <math.h>
#include "ym2610shared.h"
#include "fmshared_OPN.h"
static unsigned char konOffs[6]={
0, 1, 2, 4, 5, 6
};
#define CHIP_DIVIDER 32
const char* DivPlatformYM2610B::getEffectName(unsigned char effect) {
switch (effect) {
case 0x10:
return "10xy: Setup LFO (x: enable; y: speed)";
break;
case 0x11:
return "11xx: Set feedback (0 to 7)";
break;
case 0x12:
return "12xx: Set level of operator 1 (0 highest, 7F lowest)";
break;
case 0x13:
return "13xx: Set level of operator 2 (0 highest, 7F lowest)";
break;
case 0x14:
return "14xx: Set level of operator 3 (0 highest, 7F lowest)";
break;
case 0x15:
return "15xx: Set level of operator 4 (0 highest, 7F lowest)";
break;
case 0x16:
return "16xy: Set operator multiplier (x: operator from 1 to 4; y: multiplier)";
break;
case 0x18:
return "18xx: Toggle extended channel 3 mode";
break;
case 0x19:
return "19xx: Set attack of all operators (0 to 1F)";
break;
case 0x1a:
return "1Axx: Set attack of operator 1 (0 to 1F)";
break;
case 0x1b:
return "1Bxx: Set attack of operator 2 (0 to 1F)";
break;
case 0x1c:
return "1Cxx: Set attack of operator 3 (0 to 1F)";
break;
case 0x1d:
return "1Dxx: Set attack of operator 4 (0 to 1F)";
break;
case 0x20:
return "20xx: Set SSG channel mode (bit 0: square; bit 1: noise; bit 2: envelope)";
break;
case 0x21:
return "21xx: Set SSG noise frequency (0 to 1F)";
break;
case 0x22:
return "22xy: Set SSG envelope mode (x: shape, y: enable for this channel)";
break;
case 0x23:
return "23xx: Set SSG envelope period low byte";
break;
case 0x24:
return "24xx: Set SSG envelope period high byte";
break;
case 0x25:
return "25xx: SSG envelope slide up";
break;
case 0x26:
return "26xx: SSG envelope slide down";
break;
case 0x29:
return "29xy: Set SSG auto-envelope (x: numerator; y: denominator)";
break;
}
return NULL;
}
void DivPlatformYM2610B::acquire(short* bufL, short* bufR, size_t start, size_t len) {
static int os[2];
for (size_t h=start; h<start+len; h++) {
os[0]=0; os[1]=0;
if (!writes.empty()) {
if (--delay<1) {
QueuedWrite& w=writes.front();
fm->write(0x0+((w.addr>>8)<<1),w.addr);
fm->write(0x1+((w.addr>>8)<<1),w.val);
regPool[w.addr&0x1ff]=w.val;
writes.pop();
delay=4;
}
}
fm->generate(&fmout);
os[0]=fmout.data[0]+(fmout.data[2]>>1);
if (os[0]<-32768) os[0]=-32768;
if (os[0]>32767) os[0]=32767;
os[1]=fmout.data[1]+(fmout.data[2]>>1);
if (os[1]<-32768) os[1]=-32768;
if (os[1]>32767) os[1]=32767;
bufL[h]=os[0];
bufR[h]=os[1];
}
}
void DivPlatformYM2610B::tick() {
// PSG
for (int i=6; i<9; i++) {
chan[i].std.next();
if (chan[i].std.hadVol) {
chan[i].outVol=MIN(15,chan[i].std.vol)-(15-(chan[i].vol&15));
if (chan[i].outVol<0) chan[i].outVol=0;
if (isMuted[i]) {
rWrite(0x02+i,0);
} else {
rWrite(0x02+i,(chan[i].outVol&15)|((chan[i].psgMode&4)<<2));
}
}
if (chan[i].std.hadArp) {
if (!chan[i].inPorta) {
if (chan[i].std.arpMode) {
chan[i].baseFreq=NOTE_PERIODIC(chan[i].std.arp);
} else {
chan[i].baseFreq=NOTE_PERIODIC(chan[i].note+chan[i].std.arp);
}
}
chan[i].freqChanged=true;
} else {
if (chan[i].std.arpMode && chan[i].std.finishedArp) {
chan[i].baseFreq=NOTE_PERIODIC(chan[i].note);
chan[i].freqChanged=true;
}
}
if (chan[i].std.hadDuty) {
ayNoiseFreq=31-chan[i].std.duty;
rWrite(0x06,ayNoiseFreq);
}
if (chan[i].std.hadWave) {
chan[i].psgMode=(chan[i].std.wave+1)&7;
if (isMuted[i]) {
rWrite(0x02+i,0);
} else {
rWrite(0x02+i,(chan[i].outVol&15)|((chan[i].psgMode&4)<<2));
}
}
if (chan[i].std.hadEx2) {
ayEnvMode=chan[i].std.ex2;
rWrite(0x0d,ayEnvMode);
}
if (chan[i].std.hadEx3) {
chan[i].autoEnvNum=chan[i].std.ex3;
chan[i].freqChanged=true;
if (!chan[i].std.willAlg) chan[i].autoEnvDen=1;
}
if (chan[i].std.hadAlg) {
chan[i].autoEnvDen=chan[i].std.alg;
chan[i].freqChanged=true;
if (!chan[i].std.willEx3) chan[i].autoEnvNum=1;
}
if (chan[i].freqChanged || chan[i].keyOn || chan[i].keyOff) {
chan[i].freq=parent->calcFreq(chan[i].baseFreq,chan[i].pitch,true);
if (chan[i].freq>4095) chan[i].freq=4095;
if (chan[i].keyOn) {
}
if (chan[i].keyOff) {
rWrite(0x02+i,0);
}
rWrite((i-6)<<1,chan[i].freq&0xff);
rWrite(1+((i-6)<<1),chan[i].freq>>8);
if (chan[i].keyOn) chan[i].keyOn=false;
if (chan[i].keyOff) chan[i].keyOff=false;
if (chan[i].freqChanged && chan[i].autoEnvNum>0 && chan[i].autoEnvDen>0) {
ayEnvPeriod=(chan[i].freq*chan[i].autoEnvDen/chan[i].autoEnvNum)>>4;
immWrite(0x0b,ayEnvPeriod);
immWrite(0x0c,ayEnvPeriod>>8);
}
chan[i].freqChanged=false;
}
}
rWrite(0x07,
~((chan[6].psgMode&1)|
((chan[7].psgMode&1)<<1)|
((chan[8].psgMode&1)<<2)|
((chan[6].psgMode&2)<<2)|
((chan[7].psgMode&2)<<3)|
((chan[8].psgMode&2)<<4)));
if (ayEnvSlide!=0) {
ayEnvSlideLow+=ayEnvSlide;
while (ayEnvSlideLow>7) {
ayEnvSlideLow-=8;
if (ayEnvPeriod<0xffff) {
ayEnvPeriod++;
immWrite(0x0b,ayEnvPeriod);
immWrite(0x0c,ayEnvPeriod>>8);
}
}
while (ayEnvSlideLow<-7) {
ayEnvSlideLow+=8;
if (ayEnvPeriod>0) {
ayEnvPeriod--;
immWrite(0x0b,ayEnvPeriod);
immWrite(0x0c,ayEnvPeriod>>8);
}
}
}
// FM
for (int i=0; i<6; i++) {
if (i==1 && extMode) continue;
chan[i].std.next();
if (chan[i].std.hadVol) {
chan[i].outVol=(chan[i].vol*MIN(127,chan[i].std.vol))/127;
for (int j=0; j<4; j++) {
unsigned short baseAddr=chanOffs_b[i]|opOffs[j];
DivInstrumentFM::Operator& op=chan[i].state.op[j];
if (isOutput[chan[i].state.alg][j]) {
rWrite(baseAddr+ADDR_TL,127-(((127-op.tl)*(chan[i].outVol&0x7f))/127));
} else {
rWrite(baseAddr+ADDR_TL,op.tl);
}
}
}
if (chan[i].std.hadArp) {
if (!chan[i].inPorta) {
if (chan[i].std.arpMode) {
chan[i].baseFreq=NOTE_FREQUENCY(chan[i].std.arp);
} else {
chan[i].baseFreq=NOTE_FREQUENCY(chan[i].note+(signed char)chan[i].std.arp);
}
}
chan[i].freqChanged=true;
} else {
if (chan[i].std.arpMode && chan[i].std.finishedArp) {
chan[i].baseFreq=NOTE_FREQUENCY(chan[i].note);
chan[i].freqChanged=true;
}
}
if (chan[i].std.hadAlg) {
chan[i].state.alg=chan[i].std.alg;
rWrite(chanOffs_b[i]+ADDR_FB_ALG,(chan[i].state.alg&7)|(chan[i].state.fb<<3));
if (!parent->song.algMacroBehavior) for (int j=0; j<4; j++) {
unsigned short baseAddr=chanOffs_b[i]|opOffs[j];
DivInstrumentFM::Operator& op=chan[i].state.op[j];
if (isMuted[i]) {
rWrite(baseAddr+ADDR_TL,127);
} else {
if (isOutput[chan[i].state.alg][j]) {
rWrite(baseAddr+ADDR_TL,127-(((127-op.tl)*(chan[i].outVol&0x7f))/127));
} else {
rWrite(baseAddr+ADDR_TL,op.tl);
}
}
}
}
if (chan[i].std.hadFb) {
chan[i].state.fb=chan[i].std.fb;
rWrite(chanOffs_b[i]+ADDR_FB_ALG,(chan[i].state.alg&7)|(chan[i].state.fb<<3));
}
if (chan[i].std.hadFms) {
chan[i].state.fms=chan[i].std.fms;
rWrite(chanOffs_b[i]+ADDR_LRAF,(isMuted[i]?0:(chan[i].pan<<6))|(chan[i].state.fms&7)|((chan[i].state.ams&3)<<4));
}
if (chan[i].std.hadAms) {
chan[i].state.ams=chan[i].std.ams;
rWrite(chanOffs_b[i]+ADDR_LRAF,(isMuted[i]?0:(chan[i].pan<<6))|(chan[i].state.fms&7)|((chan[i].state.ams&3)<<4));
}
for (int j=0; j<4; j++) {
unsigned short baseAddr=chanOffs_b[i]|opOffs[j];
DivInstrumentFM::Operator& op=chan[i].state.op[j];
DivMacroInt::IntOp& m=chan[i].std.op[j];
if (m.hadAm) {
op.am=m.am;
rWrite(baseAddr+ADDR_AM_DR,(op.dr&31)|(op.am<<7));
}
if (m.hadAr) {
op.ar=m.ar;
rWrite(baseAddr+ADDR_RS_AR,(op.ar&31)|(op.rs<<6));
}
if (m.hadDr) {
op.dr=m.dr;
rWrite(baseAddr+ADDR_AM_DR,(op.dr&31)|(op.am<<7));
}
if (m.hadMult) {
op.mult=m.mult;
rWrite(baseAddr+ADDR_MULT_DT,(op.mult&15)|(dtTable[op.dt&7]<<4));
}
if (m.hadRr) {
op.rr=m.rr;
rWrite(baseAddr+ADDR_SL_RR,(op.rr&15)|(op.sl<<4));
}
if (m.hadSl) {
op.sl=m.sl;
rWrite(baseAddr+ADDR_SL_RR,(op.rr&15)|(op.sl<<4));
}
if (m.hadTl) {
op.tl=127-m.tl;
if (isOutput[chan[i].state.alg][j]) {
rWrite(baseAddr+ADDR_TL,127-(((127-op.tl)*(chan[i].outVol&0x7f))/127));
} else {
rWrite(baseAddr+ADDR_TL,op.tl);
}
}
if (m.hadRs) {
op.rs=m.rs;
rWrite(baseAddr+ADDR_RS_AR,(op.ar&31)|(op.rs<<6));
}
if (m.hadDt) {
op.dt=m.dt;
rWrite(baseAddr+ADDR_MULT_DT,(op.mult&15)|(dtTable[op.dt&7]<<4));
}
if (m.hadD2r) {
op.d2r=m.d2r;
rWrite(baseAddr+ADDR_DT2_D2R,op.d2r&31);
}
if (m.hadSsg) {
op.ssgEnv=m.ssg;
rWrite(baseAddr+ADDR_SSG,op.ssgEnv&15);
}
}
if (chan[i].keyOn || chan[i].keyOff) {
immWrite(0x28,0x00|konOffs[i]);
chan[i].keyOff=false;
}
}
for (int i=0; i<512; i++) {
if (pendingWrites[i]!=oldWrites[i]) {
immWrite(i,pendingWrites[i]&0xff);
oldWrites[i]=pendingWrites[i];
}
}
for (int i=0; i<6; i++) {
if (i==1 && extMode) continue;
if (chan[i].freqChanged) {
chan[i].freq=parent->calcFreq(chan[i].baseFreq,chan[i].pitch,false,octave(chan[i].baseFreq));
if (chan[i].freq>262143) chan[i].freq=262143;
int freqt=toFreq(chan[i].freq);
immWrite(chanOffs_b[i]+ADDR_FREQH,freqt>>8);
immWrite(chanOffs_b[i]+ADDR_FREQ,freqt&0xff);
chan[i].freqChanged=false;
}
if (chan[i].keyOn) {
immWrite(0x28,0xf0|konOffs[i]);
chan[i].keyOn=false;
}
}
}
int DivPlatformYM2610B::octave(int freq) {
if (freq>=622.0f*128) {
return 128;
} else if (freq>=622.0f*64) {
return 64;
} else if (freq>=622.0f*32) {
return 32;
} else if (freq>=622.0f*16) {
return 16;
} else if (freq>=622.0f*8) {
return 8;
} else if (freq>=622.0f*4) {
return 4;
} else if (freq>=622.0f*2) {
return 2;
} else {
return 1;
}
return 1;
}
int DivPlatformYM2610B::toFreq(int freq) {
if (freq>=622.0f*128) {
return 0x3800|((freq>>7)&0x7ff);
} else if (freq>=622.0f*64) {
return 0x3000|((freq>>6)&0x7ff);
} else if (freq>=622.0f*32) {
return 0x2800|((freq>>5)&0x7ff);
} else if (freq>=622.0f*16) {
return 0x2000|((freq>>4)&0x7ff);
} else if (freq>=622.0f*8) {
return 0x1800|((freq>>3)&0x7ff);
} else if (freq>=622.0f*4) {
return 0x1000|((freq>>2)&0x7ff);
} else if (freq>=622.0f*2) {
return 0x800|((freq>>1)&0x7ff);
} else {
return freq&0x7ff;
}
}
int DivPlatformYM2610B::dispatch(DivCommand c) {
switch (c.cmd) {
case DIV_CMD_NOTE_ON: {
if (c.chan>8) { // ADPCM
if (skipRegisterWrites) break;
if ((12*sampleBank+c.value%12)>=parent->song.sampleLen) {
immWrite(0x100,0x80|(1<<(c.chan-9)));
immWrite(0x110+c.chan-9,0);
immWrite(0x118+c.chan-9,0);
immWrite(0x120+c.chan-9,0);
immWrite(0x128+c.chan-9,0);
break;
}
DivSample* s=parent->song.sample[12*sampleBank+c.value%12];
immWrite(0x110+c.chan-9,(s->offA>>8)&0xff);
immWrite(0x118+c.chan-9,s->offA>>16);
int end=s->offA+s->lengthA-1;
immWrite(0x120+c.chan-9,(end>>8)&0xff);
immWrite(0x128+c.chan-9,end>>16);
immWrite(0x108+(c.chan-9),isMuted[c.chan]?0:((chan[c.chan].pan<<6)|chan[c.chan].vol));
immWrite(0x100,0x00|(1<<(c.chan-9)));
break;
}
DivInstrument* ins=parent->getIns(chan[c.chan].ins);
chan[c.chan].std.init(ins);
if (c.chan<6) {
if (!chan[c.chan].std.willVol) {
chan[c.chan].outVol=chan[c.chan].vol;
}
}
if (c.chan>5) { // PSG
if (c.value!=DIV_NOTE_NULL) {
chan[c.chan].baseFreq=NOTE_PERIODIC(c.value);
chan[c.chan].freqChanged=true;
chan[c.chan].note=c.value;
}
chan[c.chan].active=true;
chan[c.chan].keyOn=true;
if (isMuted[c.chan]) {
rWrite(0x02+c.chan,0);
} else {
rWrite(0x02+c.chan,(chan[c.chan].vol&15)|((chan[c.chan].psgMode&4)<<2));
}
break;
}
if (chan[c.chan].insChanged) {
chan[c.chan].state=ins->fm;
}
for (int i=0; i<6; i++) {
unsigned short baseAddr=chanOffs_b[c.chan]|opOffs[i];
DivInstrumentFM::Operator& op=chan[c.chan].state.op[i];
if (isOutput[chan[c.chan].state.alg][i]) {
if (!chan[c.chan].active || chan[c.chan].insChanged) {
rWrite(baseAddr+ADDR_TL,127-(((127-op.tl)*(chan[c.chan].outVol&0x7f))/127));
}
} else {
if (chan[c.chan].insChanged) {
rWrite(baseAddr+ADDR_TL,op.tl);
}
}
if (chan[c.chan].insChanged) {
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);
}
}
if (chan[c.chan].insChanged) {
rWrite(chanOffs_b[c.chan]+ADDR_FB_ALG,(chan[c.chan].state.alg&7)|(chan[c.chan].state.fb<<3));
rWrite(chanOffs_b[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));
}
chan[c.chan].insChanged=false;
if (c.value!=DIV_NOTE_NULL) {
chan[c.chan].baseFreq=NOTE_FREQUENCY(c.value);
chan[c.chan].freqChanged=true;
chan[c.chan].note=c.value;
}
chan[c.chan].keyOn=true;
chan[c.chan].active=true;
break;
}
case DIV_CMD_NOTE_OFF:
if (c.chan>8) {
immWrite(0x100,0x80|(1<<(c.chan-9)));
break;
}
chan[c.chan].keyOff=true;
chan[c.chan].keyOn=false;
chan[c.chan].active=false;
chan[c.chan].std.init(NULL);
break;
case DIV_CMD_NOTE_OFF_ENV:
if (c.chan>8) {
immWrite(0x100,0x80|(1<<(c.chan-9)));
break;
}
if (c.chan>5) {
chan[c.chan].std.release();
break;
}
chan[c.chan].keyOff=true;
chan[c.chan].keyOn=false;
chan[c.chan].active=false;
chan[c.chan].std.release();
break;
case DIV_CMD_ENV_RELEASE:
chan[c.chan].std.release();
break;
case DIV_CMD_VOLUME: {
chan[c.chan].vol=c.value;
if (!chan[c.chan].std.hasVol) {
chan[c.chan].outVol=c.value;
}
if (c.chan>8) { // ADPCM
immWrite(0x108+(c.chan-9),isMuted[c.chan]?0:((chan[c.chan].pan<<6)|chan[c.chan].vol));
break;
}
if (c.chan>5) { // PSG
if (isMuted[c.chan]) {
rWrite(0x02+c.chan,0);
} else {
if (chan[c.chan].active) rWrite(0x02+c.chan,(chan[c.chan].vol&15)|((chan[c.chan].psgMode&4)<<2));
}
break;
}
for (int i=0; i<4; i++) {
unsigned short baseAddr=chanOffs_b[c.chan]|opOffs[i];
DivInstrumentFM::Operator& op=chan[c.chan].state.op[i];
if (isOutput[chan[c.chan].state.alg][i]) {
rWrite(baseAddr+ADDR_TL,127-(((127-op.tl)*(chan[c.chan].outVol&0x7f))/127));
} else {
rWrite(baseAddr+ADDR_TL,op.tl);
}
}
break;
}
case DIV_CMD_GET_VOLUME: {
return chan[c.chan].vol;
break;
}
case DIV_CMD_INSTRUMENT:
if (chan[c.chan].ins!=c.value || c.value2==1) {
chan[c.chan].insChanged=true;
}
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.chan>8) {
immWrite(0x108+(c.chan-9),isMuted[c.chan]?0:((chan[c.chan].pan<<6)|chan[c.chan].vol));
break;
}
if (c.chan>5) break;
rWrite(chanOffs_b[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;
}
case DIV_CMD_PITCH: {
chan[c.chan].pitch=c.value;
chan[c.chan].freqChanged=true;
break;
}
case DIV_CMD_NOTE_PORTA: {
if (c.chan>5) { // PSG
int destFreq=NOTE_PERIODIC(c.value2);
bool return2=false;
if (destFreq>chan[c.chan].baseFreq) {
chan[c.chan].baseFreq+=c.value;
if (chan[c.chan].baseFreq>=destFreq) {
chan[c.chan].baseFreq=destFreq;
return2=true;
}
} else {
chan[c.chan].baseFreq-=c.value;
if (chan[c.chan].baseFreq<=destFreq) {
chan[c.chan].baseFreq=destFreq;
return2=true;
}
}
chan[c.chan].freqChanged=true;
if (return2) {
chan[c.chan].inPorta=false;
return 2;
}
break;
}
int destFreq=NOTE_FREQUENCY(c.value2);
int newFreq;
bool return2=false;
if (destFreq>chan[c.chan].baseFreq) {
newFreq=chan[c.chan].baseFreq+c.value*octave(chan[c.chan].baseFreq);
if (newFreq>=destFreq) {
newFreq=destFreq;
return2=true;
}
} else {
newFreq=chan[c.chan].baseFreq-c.value*octave(chan[c.chan].baseFreq);
if (newFreq<=destFreq) {
newFreq=destFreq;
return2=true;
}
}
if (!chan[c.chan].portaPause) {
if (octave(chan[c.chan].baseFreq)!=octave(newFreq)) {
chan[c.chan].portaPause=true;
break;
}
}
chan[c.chan].baseFreq=newFreq;
chan[c.chan].portaPause=false;
chan[c.chan].freqChanged=true;
if (return2) return 2;
break;
}
case DIV_CMD_SAMPLE_BANK:
sampleBank=c.value;
if (sampleBank>(parent->song.sample.size()/12)) {
sampleBank=parent->song.sample.size()/12;
}
iface.sampleBank=sampleBank;
break;
case DIV_CMD_LEGATO: {
if (c.chan>5) { // PSG
chan[c.chan].baseFreq=NOTE_PERIODIC(c.value);
} else {
chan[c.chan].baseFreq=NOTE_FREQUENCY(c.value);
}
chan[c.chan].freqChanged=true;
break;
}
case DIV_CMD_FM_LFO: {
rWrite(0x22,(c.value&7)|((c.value>>4)<<3));
break;
}
case DIV_CMD_FM_FB: {
if (c.chan>5) break;
chan[c.chan].state.fb=c.value&7;
rWrite(chanOffs_b[c.chan]+ADDR_FB_ALG,(chan[c.chan].state.alg&7)|(chan[c.chan].state.fb<<3));
break;
}
case DIV_CMD_FM_MULT: {
if (c.chan>5) break;
unsigned short baseAddr=chanOffs_b[c.chan]|opOffs[orderedOps[c.value]];
DivInstrumentFM::Operator& op=chan[c.chan].state.op[orderedOps[c.value]];
op.mult=c.value2&15;
rWrite(baseAddr+ADDR_MULT_DT,(op.mult&15)|(dtTable[op.dt&7]<<4));
break;
}
case DIV_CMD_FM_TL: {
if (c.chan>5) break;
unsigned short baseAddr=chanOffs_b[c.chan]|opOffs[orderedOps[c.value]];
DivInstrumentFM::Operator& op=chan[c.chan].state.op[orderedOps[c.value]];
op.tl=c.value2;
if (isOutput[chan[c.chan].state.alg][c.value]) {
rWrite(baseAddr+ADDR_TL,127-(((127-op.tl)*(chan[c.chan].outVol&0x7f))/127));
} else {
rWrite(baseAddr+ADDR_TL,op.tl);
}
break;
}
case DIV_CMD_FM_AR: {
if (c.chan>5) break;
if (c.value<0) {
for (int i=0; i<4; i++) {
DivInstrumentFM::Operator& op=chan[c.chan].state.op[i];
op.ar=c.value2&31;
unsigned short baseAddr=chanOffs_b[c.chan]|opOffs[i];
rWrite(baseAddr+ADDR_RS_AR,(op.ar&31)|(op.rs<<6));
}
} else {
DivInstrumentFM::Operator& op=chan[c.chan].state.op[orderedOps[c.value]];
op.ar=c.value2&31;
unsigned short baseAddr=chanOffs_b[c.chan]|opOffs[orderedOps[c.value]];
rWrite(baseAddr+ADDR_RS_AR,(op.ar&31)|(op.rs<<6));
}
break;
}
case DIV_CMD_STD_NOISE_MODE:
if (c.chan<6 || c.chan>8) break;
chan[c.chan].psgMode=(c.value+1)&7;
if (isMuted[c.chan]) {
rWrite(0x02+c.chan,0);
} else if (chan[c.chan].active) {
rWrite(0x02+c.chan,(chan[c.chan].outVol&15)|((chan[c.chan].psgMode&4)<<2));
}
break;
case DIV_CMD_STD_NOISE_FREQ:
if (c.chan<6 || c.chan>8) break;
ayNoiseFreq=31-c.value;
rWrite(0x06,ayNoiseFreq);
break;
case DIV_CMD_AY_ENVELOPE_SET:
if (c.chan<6 || c.chan>8) break;
ayEnvMode=c.value>>4;
rWrite(0x0d,ayEnvMode);
if (c.value&15) {
chan[c.chan].psgMode|=4;
} else {
chan[c.chan].psgMode&=~4;
}
if (isMuted[c.chan]) {
rWrite(0x02+c.chan,0);
} else {
rWrite(0x02+c.chan,(chan[c.chan].vol&15)|((chan[c.chan].psgMode&4)<<2));
}
break;
case DIV_CMD_AY_ENVELOPE_LOW:
if (c.chan<6 || c.chan>8) break;
ayEnvPeriod&=0xff00;
ayEnvPeriod|=c.value;
immWrite(0x0b,ayEnvPeriod);
immWrite(0x0c,ayEnvPeriod>>8);
break;
case DIV_CMD_AY_ENVELOPE_HIGH:
if (c.chan<6 || c.chan>8) break;
ayEnvPeriod&=0xff;
ayEnvPeriod|=c.value<<8;
immWrite(0x0b,ayEnvPeriod);
immWrite(0x0c,ayEnvPeriod>>8);
break;
case DIV_CMD_AY_ENVELOPE_SLIDE:
if (c.chan<6 || c.chan>8) break;
ayEnvSlide=c.value;
break;
case DIV_CMD_AY_AUTO_ENVELOPE:
if (c.chan<6 || c.chan>8) break;
chan[c.chan].autoEnvNum=c.value>>4;
chan[c.chan].autoEnvDen=c.value&15;
chan[c.chan].freqChanged=true;
break;
case DIV_ALWAYS_SET_VOLUME:
return 0;
break;
case DIV_CMD_GET_VOLMAX:
if (c.chan>14) return 255;
if (c.chan>8) return 31;
if (c.chan>5) return 15;
return 127;
break;
case DIV_CMD_PRE_PORTA:
if (c.chan>5) {
if (chan[c.chan].active && c.value2) {
if (parent->song.resetMacroOnPorta) chan[c.chan].std.init(parent->getIns(chan[c.chan].ins));
}
}
chan[c.chan].inPorta=c.value;
break;
case DIV_CMD_PRE_NOTE:
break;
default:
//printf("WARNING: unimplemented command %d\n",c.cmd);
break;
}
return 1;
}
void DivPlatformYM2610B::muteChannel(int ch, bool mute) {
isMuted[ch]=mute;
if (ch>8) { // ADPCM
immWrite(0x108+(ch-9),isMuted[ch]?0:((chan[ch].pan<<6)|chan[ch].vol));
return;
}
if (ch>5) { // PSG
if (isMuted[ch]) {
rWrite(0x02+ch,0);
} else {
rWrite(0x02+ch,(chan[ch].outVol&15)|((chan[ch].psgMode&4)<<2));
}
return;
}
// FM
rWrite(chanOffs_b[ch]+ADDR_LRAF,(isMuted[ch]?0:(chan[ch].pan<<6))|(chan[ch].state.fms&7)|((chan[ch].state.ams&3)<<4));
}
void DivPlatformYM2610B::forceIns() {
for (int i=0; i<6; i++) {
for (int j=0; j<4; j++) {
unsigned short baseAddr=chanOffs_b[i]|opOffs[j];
DivInstrumentFM::Operator& op=chan[i].state.op[j];
if (isOutput[chan[i].state.alg][j]) {
rWrite(baseAddr+ADDR_TL,127-(((127-op.tl)*(chan[i].outVol&0x7f))/127));
} else {
rWrite(baseAddr+ADDR_TL,op.tl);
}
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(chanOffs_b[i]+ADDR_FB_ALG,(chan[i].state.alg&7)|(chan[i].state.fb<<3));
rWrite(chanOffs_b[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;
}
}
for (int i=6; i<16; i++) {
chan[i].insChanged=true;
}
immWrite(0x0b,ayEnvPeriod);
immWrite(0x0c,ayEnvPeriod>>8);
immWrite(0x0d,ayEnvMode);
}
void* DivPlatformYM2610B::getChanState(int ch) {
return &chan[ch];
}
unsigned char* DivPlatformYM2610B::getRegisterPool() {
return regPool;
}
int DivPlatformYM2610B::getRegisterPoolSize() {
return 512;
}
void DivPlatformYM2610B::poke(unsigned int addr, unsigned short val) {
immWrite(addr,val);
}
void DivPlatformYM2610B::poke(std::vector<DivRegWrite>& wlist) {
for (DivRegWrite& i: wlist) immWrite(i.addr,i.val);
}
void DivPlatformYM2610B::reset() {
while (!writes.empty()) writes.pop();
memset(regPool,0,512);
if (dumpWrites) {
addWrite(0xffffffff,0);
}
fm->reset();
for (int i=0; i<16; i++) {
chan[i]=DivPlatformYM2610B::Channel();
}
for (int i=0; i<6; i++) {
chan[i].vol=0x7f;
chan[i].outVol=0x7f;
}
for (int i=6; i<9; i++) {
chan[i].vol=0x0f;
}
for (int i=9; i<15; i++) {
chan[i].vol=0x1f;
}
chan[15].vol=0xff;
for (int i=0; i<512; i++) {
oldWrites[i]=-1;
pendingWrites[i]=-1;
}
lastBusy=60;
dacMode=0;
dacPeriod=0;
dacPos=0;
dacRate=0;
dacSample=-1;
sampleBank=0;
ayEnvPeriod=0;
ayEnvMode=0;
ayEnvSlide=0;
ayEnvSlideLow=0;
ayNoiseFreq=0;
delay=0;
extMode=false;
// AY noise
immWrite(0x06,ayNoiseFreq);
// LFO
immWrite(0x22,0x08);
// PCM volume
immWrite(0x101,0x3f);
}
bool DivPlatformYM2610B::isStereo() {
return true;
}
bool DivPlatformYM2610B::keyOffAffectsArp(int ch) {
return (ch>5);
}
void DivPlatformYM2610B::notifyInsChange(int ins) {
for (int i=0; i<16; i++) {
if (chan[i].ins==ins) {
chan[i].insChanged=true;
}
}
}
void DivPlatformYM2610B::notifyInsDeletion(void* ins) {
for (int i=6; i<9; i++) {
chan[i].std.notifyInsDeletion((DivInstrument*)ins);
}
}
int DivPlatformYM2610B::init(DivEngine* p, int channels, int sugRate, unsigned int flags) {
parent=p;
dumpWrites=false;
skipRegisterWrites=false;
for (int i=0; i<16; i++) {
isMuted[i]=false;
}
chipClock=8000000;
rate=chipClock/16;
iface.parent=parent;
iface.sampleBank=0;
fm=new ymfm::ym2610b(iface);
reset();
return 16;
}
void DivPlatformYM2610B::quit() {
delete fm;
}
DivPlatformYM2610B::~DivPlatformYM2610B() {
}

102
src/engine/platform/ym2610b.h Normal file
View file

@ -0,0 +1,102 @@
/**
* Furnace Tracker - multi-system chiptune tracker
* Copyright (C) 2021-2022 tildearrow and contributors
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#ifndef _YM2610B_H
#define _YM2610B_H
#include "../dispatch.h"
#include "../macroInt.h"
#include <queue>
#include "sound/ymfm/ymfm_opn.h"
#include "ym2610.h"
class DivPlatformYM2610B: public DivDispatch {
protected:
struct Channel {
DivInstrumentFM state;
unsigned char freqH, freqL;
int freq, baseFreq, pitch, note;
unsigned char ins, psgMode, autoEnvNum, autoEnvDen;
signed char konCycles;
bool active, insChanged, freqChanged, keyOn, keyOff, portaPause, inPorta;
int vol, outVol;
unsigned char pan;
DivMacroInt std;
Channel(): freqH(0), freqL(0), freq(0), baseFreq(0), pitch(0), note(0), ins(-1), psgMode(1), autoEnvNum(0), autoEnvDen(0), active(false), insChanged(true), freqChanged(false), keyOn(false), keyOff(false), portaPause(false), inPorta(false), vol(0), outVol(15), pan(3) {}
};
Channel chan[16];
bool isMuted[16];
struct QueuedWrite {
unsigned short addr;
unsigned char val;
bool addrOrVal;
QueuedWrite(unsigned short a, unsigned char v): addr(a), val(v), addrOrVal(false) {}
};
std::queue<QueuedWrite> writes;
ymfm::ym2610b* fm;
ymfm::ym2610b::output_data fmout;
DivYM2610Interface iface;
unsigned char regPool[512];
unsigned char lastBusy;
bool dacMode;
int dacPeriod;
int dacRate;
int dacPos;
int dacSample;
int ayNoiseFreq;
unsigned char sampleBank;
int delay;
bool extMode;
short oldWrites[512];
short pendingWrites[512];
unsigned char ayEnvMode;
unsigned short ayEnvPeriod;
short ayEnvSlideLow;
short ayEnvSlide;
int octave(int freq);
int toFreq(int freq);
friend void putDispatchChan(void*,int,int);
public:
void acquire(short* bufL, short* bufR, size_t start, size_t len);
int dispatch(DivCommand c);
void* getChanState(int chan);
unsigned char* getRegisterPool();
int getRegisterPoolSize();
void reset();
void forceIns();
void tick();
void muteChannel(int ch, bool mute);
bool isStereo();
bool keyOffAffectsArp(int ch);
void notifyInsChange(int ins);
void notifyInsDeletion(void* ins);
void poke(unsigned int addr, unsigned short val);
void poke(std::vector<DivRegWrite>& wlist);
const char* getEffectName(unsigned char effect);
int init(DivEngine* parent, int channels, int sugRate, unsigned int flags);
void quit();
~DivPlatformYM2610B();
};
#endif

337
src/engine/platform/ym2610bext.cpp Normal file
View file

@ -0,0 +1,337 @@
/**
* Furnace Tracker - multi-system chiptune tracker
* Copyright (C) 2021-2022 tildearrow and contributors
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include "ym2610bext.h"
#include "../engine.h"
#include <math.h>
#include "ym2610shared.h"
int DivPlatformYM2610BExt::dispatch(DivCommand c) {
if (c.chan<2) {
return DivPlatformYM2610B::dispatch(c);
}
if (c.chan>5) {
c.chan-=3;
return DivPlatformYM2610B::dispatch(c);
}
int ch=c.chan-2;
int ordch=orderedOps[ch];
switch (c.cmd) {
case DIV_CMD_NOTE_ON: {
DivInstrument* ins=parent->getIns(opChan[ch].ins);
unsigned short baseAddr=chanOffs_b[2]|opOffs[ordch];
DivInstrumentFM::Operator op=ins->fm.op[ordch];
// TODO: how does this work?!
if (isOpMuted[ch]) {
rWrite(baseAddr+0x40,127);
} else {
if (opChan[ch].insChanged) {
rWrite(baseAddr+0x40,127-(((127-op.tl)*(opChan[ch].vol&0x7f))/127));
}
}
if (opChan[ch].insChanged) {
rWrite(baseAddr+0x30,(op.mult&15)|(dtTable[op.dt&7]<<4));
rWrite(baseAddr+0x50,(op.ar&31)|(op.rs<<6));
rWrite(baseAddr+0x60,(op.dr&31)|(op.am<<7));
rWrite(baseAddr+0x70,op.d2r&31);
rWrite(baseAddr+0x80,(op.rr&15)|(op.sl<<4));
rWrite(baseAddr+0x90,op.ssgEnv&15);
}
if (opChan[ch].insChanged) { // TODO how does this work?
rWrite(chanOffs_b[2]+0xb0,(ins->fm.alg&7)|(ins->fm.fb<<3));
rWrite(chanOffs_b[2]+0xb4,(opChan[ch].pan<<6)|(ins->fm.fms&7)|((ins->fm.ams&3)<<4));
}
opChan[ch].insChanged=false;
if (c.value!=DIV_NOTE_NULL) {
opChan[ch].baseFreq=NOTE_FREQUENCY(c.value);
opChan[ch].freqChanged=true;
}
opChan[ch].keyOn=true;
opChan[ch].active=true;
break;
}
case DIV_CMD_NOTE_OFF:
opChan[ch].keyOff=true;
opChan[ch].keyOn=false;
opChan[ch].active=false;
break;
case DIV_CMD_VOLUME: {
opChan[ch].vol=c.value;
DivInstrument* ins=parent->getIns(opChan[ch].ins);
unsigned short baseAddr=chanOffs_b[2]|opOffs[ordch];
DivInstrumentFM::Operator op=ins->fm.op[ordch];
if (isOpMuted[ch]) {
rWrite(baseAddr+0x40,127);
} else {
rWrite(baseAddr+0x40,127-(((127-op.tl)*(opChan[ch].vol&0x7f))/127));
}
break;
}
case DIV_CMD_GET_VOLUME: {
return opChan[ch].vol;
break;
}
case DIV_CMD_INSTRUMENT:
if (opChan[ch].ins!=c.value || c.value2==1) {
opChan[ch].insChanged=true;
}
opChan[ch].ins=c.value;
break;
case DIV_CMD_PANNING: {
switch (c.value) {
case 0x01:
opChan[ch].pan=1;
break;
case 0x10:
opChan[ch].pan=2;
break;
default:
opChan[ch].pan=3;
break;
}
DivInstrument* ins=parent->getIns(opChan[ch].ins);
// TODO: ???
rWrite(chanOffs_b[2]+0xb4,(opChan[ch].pan<<6)|(ins->fm.fms&7)|((ins->fm.ams&3)<<4));
break;
}
case DIV_CMD_PITCH: {
opChan[ch].pitch=c.value;
opChan[ch].freqChanged=true;
break;
}
case DIV_CMD_NOTE_PORTA: {
int destFreq=NOTE_FREQUENCY(c.value2);
int newFreq;
bool return2=false;
if (destFreq>opChan[ch].baseFreq) {
newFreq=opChan[ch].baseFreq+c.value*octave(opChan[ch].baseFreq);
if (newFreq>=destFreq) {
newFreq=destFreq;
return2=true;
}
} else {
newFreq=opChan[ch].baseFreq-c.value*octave(opChan[ch].baseFreq);
if (newFreq<=destFreq) {
newFreq=destFreq;
return2=true;
}
}
if (!opChan[ch].portaPause) {
if (octave(opChan[ch].baseFreq)!=octave(newFreq)) {
opChan[ch].portaPause=true;
break;
}
}
opChan[ch].baseFreq=newFreq;
opChan[ch].portaPause=false;
opChan[ch].freqChanged=true;
if (return2) return 2;
break;
}
case DIV_CMD_LEGATO: {
opChan[ch].baseFreq=NOTE_FREQUENCY(c.value);
opChan[ch].freqChanged=true;
break;
}
case DIV_CMD_FM_MULT: { // TODO
unsigned short baseAddr=chanOffs_b[2]|opOffs[orderedOps[c.value]];
DivInstrument* ins=parent->getIns(opChan[ch].ins);
DivInstrumentFM::Operator op=ins->fm.op[orderedOps[c.value]];
rWrite(baseAddr+0x30,(c.value2&15)|(dtTable[op.dt&7]<<4));
break;
}
case DIV_CMD_FM_TL: { // TODO
unsigned short baseAddr=chanOffs_b[2]|opOffs[orderedOps[c.value]];
DivInstrument* ins=parent->getIns(opChan[ch].ins);
if (isOutput[ins->fm.alg][c.value]) {
rWrite(baseAddr+0x40,127-(((127-c.value2)*(opChan[ch].vol&0x7f))/127));
} else {
rWrite(baseAddr+0x40,c.value2);
}
break;
}
case DIV_CMD_FM_AR: {
DivInstrument* ins=parent->getIns(opChan[ch].ins);
if (c.value<0) {
for (int i=0; i<4; i++) {
DivInstrumentFM::Operator op=ins->fm.op[i];
unsigned short baseAddr=chanOffs_b[2]|opOffs[i];
rWrite(baseAddr+0x50,(c.value2&31)|(op.rs<<6));
}
} else {
DivInstrumentFM::Operator op=ins->fm.op[orderedOps[c.value]];
unsigned short baseAddr=chanOffs_b[2]|opOffs[orderedOps[c.value]];
rWrite(baseAddr+0x50,(c.value2&31)|(op.rs<<6));
}
break;
}
case DIV_CMD_GET_VOLMAX:
return 127;
break;
case DIV_ALWAYS_SET_VOLUME:
return 0;
break;
case DIV_CMD_PRE_PORTA:
break;
default:
//printf("WARNING: unimplemented command %d\n",c.cmd);
break;
}
return 1;
}
static int opChanOffsL[4]={
0xa9, 0xaa, 0xa8, 0xa2
};
static int opChanOffsH[4]={
0xad, 0xae, 0xac, 0xa6
};
void DivPlatformYM2610BExt::tick() {
if (extMode) {
bool writeSomething=false;
unsigned char writeMask=2;
for (int i=0; i<4; i++) {
writeMask|=opChan[i].active<<(4+i);
if (opChan[i].keyOn || opChan[i].keyOff) {
writeSomething=true;
writeMask&=~(1<<(4+i));
opChan[i].keyOff=false;
}
}
if (writeSomething) {
immWrite(0x28,writeMask);
}
}
DivPlatformYM2610B::tick();
bool writeNoteOn=false;
unsigned char writeMask=2;
if (extMode) for (int i=0; i<4; i++) {
if (opChan[i].freqChanged) {
opChan[i].freq=parent->calcFreq(opChan[i].baseFreq,opChan[i].pitch);
if (opChan[i].freq>262143) opChan[i].freq=262143;
int freqt=toFreq(opChan[i].freq);
opChan[i].freqH=freqt>>8;
opChan[i].freqL=freqt&0xff;
immWrite(opChanOffsH[i],opChan[i].freqH);
immWrite(opChanOffsL[i],opChan[i].freqL);
opChan[i].freqChanged=false;
}
writeMask|=opChan[i].active<<(4+i);
if (opChan[i].keyOn) {
writeNoteOn=true;
writeMask|=1<<(4+i);
opChan[i].keyOn=false;
}
}
if (writeNoteOn) {
immWrite(0x28,writeMask);
}
}
void DivPlatformYM2610BExt::muteChannel(int ch, bool mute) {
if (ch<2) {
DivPlatformYM2610B::muteChannel(ch,mute);
return;
}
if (ch>5) {
DivPlatformYM2610B::muteChannel(ch-3,mute);
return;
}
isOpMuted[ch-2]=mute;
int ordch=orderedOps[ch-2];
DivInstrument* ins=parent->getIns(opChan[ch-2].ins);
unsigned short baseAddr=chanOffs_b[2]|opOffs[ordch];
DivInstrumentFM::Operator op=ins->fm.op[ordch];
if (isOpMuted[ch-2]) {
rWrite(baseAddr+0x40,127);
} else if (isOutput[ins->fm.alg][ordch]) {
rWrite(baseAddr+0x40,127-(((127-op.tl)*(opChan[ch-2].vol&0x7f))/127));
} else {
rWrite(baseAddr+0x40,op.tl);
}
}
void DivPlatformYM2610BExt::forceIns() {
DivPlatformYM2610B::forceIns();
for (int i=0; i<4; i++) {
opChan[i].insChanged=true;
if (opChan[i].active) {
opChan[i].keyOn=true;
opChan[i].freqChanged=true;
}
}
}
void* DivPlatformYM2610BExt::getChanState(int ch) {
if (ch>=6) return &chan[ch-3];
if (ch>=2) return &opChan[ch-2];
return &chan[ch];
}
void DivPlatformYM2610BExt::reset() {
DivPlatformYM2610B::reset();
for (int i=0; i<4; i++) {
opChan[i]=DivPlatformYM2610BExt::OpChannel();
opChan[i].vol=127;
}
// channel 2 mode
immWrite(0x27,0x40);
extMode=true;
}
bool DivPlatformYM2610BExt::keyOffAffectsArp(int ch) {
return (ch>8);
}
void DivPlatformYM2610BExt::notifyInsChange(int ins) {
DivPlatformYM2610B::notifyInsChange(ins);
for (int i=0; i<4; i++) {
if (opChan[i].ins==ins) {
opChan[i].insChanged=true;
}
}
}
int DivPlatformYM2610BExt::init(DivEngine* parent, int channels, int sugRate, unsigned int flags) {
DivPlatformYM2610B::init(parent,channels,sugRate,flags);
for (int i=0; i<4; i++) {
isOpMuted[i]=false;
}
reset();
return 19;
}
void DivPlatformYM2610BExt::quit() {
DivPlatformYM2610B::quit();
}
DivPlatformYM2610BExt::~DivPlatformYM2610BExt() {
}

51
src/engine/platform/ym2610bext.h Normal file
View file

@ -0,0 +1,51 @@
/**
* Furnace Tracker - multi-system chiptune tracker
* Copyright (C) 2021-2022 tildearrow and contributors
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include "../dispatch.h"
#include "ym2610b.h"
class DivPlatformYM2610BExt: public DivPlatformYM2610B {
struct OpChannel {
DivMacroInt std;
unsigned char freqH, freqL;
int freq, baseFreq, pitch;
unsigned char ins;
signed char konCycles;
bool active, insChanged, freqChanged, keyOn, keyOff, portaPause;
int vol;
unsigned char pan;
OpChannel(): freqH(0), freqL(0), freq(0), baseFreq(0), pitch(0), ins(-1), active(false), insChanged(true), freqChanged(false), keyOn(false), keyOff(false), portaPause(false), vol(0), pan(3) {}
};
OpChannel opChan[4];
bool isOpMuted[4];
friend void putDispatchChan(void*,int,int);
public:
int dispatch(DivCommand c);
void* getChanState(int chan);
void reset();
void forceIns();
void tick();
void muteChannel(int ch, bool mute);
bool keyOffAffectsArp(int ch);
void notifyInsChange(int ins);
int init(DivEngine* parent, int channels, int sugRate, unsigned int flags);
void quit();
~DivPlatformYM2610BExt();
};

4
src/engine/platform/ym2610ext.cpp
View file

@ -147,10 +147,6 @@ int DivPlatformYM2610Ext::dispatch(DivCommand c) {
if (return2) return 2;
break;
}
case DIV_CMD_SAMPLE_MODE: {
// ignored on extended channel 2 mode.
break;
}
case DIV_CMD_LEGATO: {
opChan[ch].baseFreq=NOTE_FREQUENCY(c.value);
opChan[ch].freqChanged=true;

16
src/engine/platform/ym2610shared.h
View file

@ -17,9 +17,14 @@
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include "sound/ymfm/ymfm_opn.h"
static unsigned short chanOffs[4]={
0x01, 0x02, 0x101, 0x102
};
static unsigned short chanOffs_b[6]={
0x00, 0x01, 0x02, 0x100, 0x101, 0x102
};
static unsigned short opOffs[4]={
0x00, 0x04, 0x08, 0x0c
};
@ -45,4 +50,13 @@ 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 CHIP_FREQBASE 9440540
#define CHIP_FREQBASE 9440540
class DivYM2610BInterface: public ymfm::ymfm_interface {
public:
DivEngine* parent;
int sampleBank;
uint8_t ymfm_external_read(ymfm::access_class type, uint32_t address);
void ymfm_external_write(ymfm::access_class type, uint32_t address, uint8_t data);
DivYM2610BInterface(): parent(NULL), sampleBank(0) {}
};

36
src/engine/playback.cpp
View file

@ -262,6 +262,10 @@ bool DivEngine::perSystemPostEffect(int ch, unsigned char effect, unsigned char
case DIV_SYSTEM_YM2151:
case DIV_SYSTEM_YM2610:
case DIV_SYSTEM_YM2610_EXT:
case DIV_SYSTEM_YM2610_FULL:
case DIV_SYSTEM_YM2610_FULL_EXT:
case DIV_SYSTEM_YM2610B:
case DIV_SYSTEM_YM2610B_EXT:
switch (effect) {
case 0x10: // LFO or noise mode
if (sysOfChan[ch]==DIV_SYSTEM_YM2151) {
@ -324,42 +328,58 @@ bool DivEngine::perSystemPostEffect(int ch, unsigned char effect, unsigned char
dispatchCmd(DivCommand(DIV_CMD_FM_PM_DEPTH,ch,effectVal&127));
break;
case 0x20: // Neo Geo PSG mode
if (sysOfChan[ch]==DIV_SYSTEM_YM2610 || sysOfChan[ch]==DIV_SYSTEM_YM2610_EXT) {
if (sysOfChan[ch]==DIV_SYSTEM_YM2610 || sysOfChan[ch]==DIV_SYSTEM_YM2610_EXT
|| sysOfChan[ch]==DIV_SYSTEM_YM2610_FULL || sysOfChan[ch]==DIV_SYSTEM_YM2610_FULL_EXT
|| sysOfChan[ch]==DIV_SYSTEM_YM2610B || sysOfChan[ch]==DIV_SYSTEM_YM2610B_EXT) {
dispatchCmd(DivCommand(DIV_CMD_STD_NOISE_MODE,ch,effectVal));
}
break;
case 0x21: // Neo Geo PSG noise freq
if (sysOfChan[ch]==DIV_SYSTEM_YM2610 || sysOfChan[ch]==DIV_SYSTEM_YM2610_EXT) {
if (sysOfChan[ch]==DIV_SYSTEM_YM2610 || sysOfChan[ch]==DIV_SYSTEM_YM2610_EXT
|| sysOfChan[ch]==DIV_SYSTEM_YM2610_FULL || sysOfChan[ch]==DIV_SYSTEM_YM2610_FULL_EXT
|| sysOfChan[ch]==DIV_SYSTEM_YM2610B || sysOfChan[ch]==DIV_SYSTEM_YM2610B_EXT) {
dispatchCmd(DivCommand(DIV_CMD_STD_NOISE_FREQ,ch,effectVal));
}
break;
case 0x22: // UNOFFICIAL: Neo Geo PSG envelope enable
if (sysOfChan[ch]==DIV_SYSTEM_YM2610 || sysOfChan[ch]==DIV_SYSTEM_YM2610_EXT) {
if (sysOfChan[ch]==DIV_SYSTEM_YM2610 || sysOfChan[ch]==DIV_SYSTEM_YM2610_EXT
|| sysOfChan[ch]==DIV_SYSTEM_YM2610_FULL || sysOfChan[ch]==DIV_SYSTEM_YM2610_FULL_EXT
|| sysOfChan[ch]==DIV_SYSTEM_YM2610B || sysOfChan[ch]==DIV_SYSTEM_YM2610B_EXT) {
dispatchCmd(DivCommand(DIV_CMD_AY_ENVELOPE_SET,ch,effectVal));
}
break;
case 0x23: // UNOFFICIAL: Neo Geo PSG envelope period low
if (sysOfChan[ch]==DIV_SYSTEM_YM2610 || sysOfChan[ch]==DIV_SYSTEM_YM2610_EXT) {
if (sysOfChan[ch]==DIV_SYSTEM_YM2610 || sysOfChan[ch]==DIV_SYSTEM_YM2610_EXT
|| sysOfChan[ch]==DIV_SYSTEM_YM2610_FULL || sysOfChan[ch]==DIV_SYSTEM_YM2610_FULL_EXT
|| sysOfChan[ch]==DIV_SYSTEM_YM2610B || sysOfChan[ch]==DIV_SYSTEM_YM2610B_EXT) {
dispatchCmd(DivCommand(DIV_CMD_AY_ENVELOPE_LOW,ch,effectVal));
}
break;
case 0x24: // UNOFFICIAL: Neo Geo PSG envelope period high
if (sysOfChan[ch]==DIV_SYSTEM_YM2610 || sysOfChan[ch]==DIV_SYSTEM_YM2610_EXT) {
if (sysOfChan[ch]==DIV_SYSTEM_YM2610 || sysOfChan[ch]==DIV_SYSTEM_YM2610_EXT
|| sysOfChan[ch]==DIV_SYSTEM_YM2610_FULL || sysOfChan[ch]==DIV_SYSTEM_YM2610_FULL_EXT
|| sysOfChan[ch]==DIV_SYSTEM_YM2610B || sysOfChan[ch]==DIV_SYSTEM_YM2610B_EXT) {
dispatchCmd(DivCommand(DIV_CMD_AY_ENVELOPE_HIGH,ch,effectVal));
}
break;
case 0x25: // UNOFFICIAL: Neo Geo PSG envelope slide up
if (sysOfChan[ch]==DIV_SYSTEM_YM2610 || sysOfChan[ch]==DIV_SYSTEM_YM2610_EXT) {
if (sysOfChan[ch]==DIV_SYSTEM_YM2610 || sysOfChan[ch]==DIV_SYSTEM_YM2610_EXT
|| sysOfChan[ch]==DIV_SYSTEM_YM2610_FULL || sysOfChan[ch]==DIV_SYSTEM_YM2610_FULL_EXT
|| sysOfChan[ch]==DIV_SYSTEM_YM2610B || sysOfChan[ch]==DIV_SYSTEM_YM2610B_EXT) {
dispatchCmd(DivCommand(DIV_CMD_AY_ENVELOPE_SLIDE,ch,-effectVal));
}
break;
case 0x26: // UNOFFICIAL: Neo Geo PSG envelope slide down
if (sysOfChan[ch]==DIV_SYSTEM_YM2610 || sysOfChan[ch]==DIV_SYSTEM_YM2610_EXT) {
if (sysOfChan[ch]==DIV_SYSTEM_YM2610 || sysOfChan[ch]==DIV_SYSTEM_YM2610_EXT
|| sysOfChan[ch]==DIV_SYSTEM_YM2610_FULL || sysOfChan[ch]==DIV_SYSTEM_YM2610_FULL_EXT
|| sysOfChan[ch]==DIV_SYSTEM_YM2610B || sysOfChan[ch]==DIV_SYSTEM_YM2610B_EXT) {
dispatchCmd(DivCommand(DIV_CMD_AY_ENVELOPE_SLIDE,ch,effectVal));
}
break;
case 0x29: // auto-envelope
if (sysOfChan[ch]==DIV_SYSTEM_YM2610 || sysOfChan[ch]==DIV_SYSTEM_YM2610_EXT) {
if (sysOfChan[ch]==DIV_SYSTEM_YM2610 || sysOfChan[ch]==DIV_SYSTEM_YM2610_EXT
|| sysOfChan[ch]==DIV_SYSTEM_YM2610_FULL || sysOfChan[ch]==DIV_SYSTEM_YM2610_FULL_EXT
|| sysOfChan[ch]==DIV_SYSTEM_YM2610B || sysOfChan[ch]==DIV_SYSTEM_YM2610B_EXT) {
dispatchCmd(DivCommand(DIV_CMD_AY_AUTO_ENVELOPE,ch,effectVal));
}
break;

1
src/engine/song.h
View file

@ -90,6 +90,7 @@ enum DivSystem {
DIV_SYSTEM_OPLL_DRUMS,
DIV_SYSTEM_LYNX,
DIV_SYSTEM_QSOUND,
DIV_SYSTEM_YM2610B_EXT,
DIV_SYSTEM_SEGAPCM_COMPAT
};

35
src/engine/sysDef.cpp
View file

@ -135,6 +135,8 @@ DivSystem DivEngine::systemFromFile(unsigned char val) {
return DIV_SYSTEM_LYNX;
case 0xa9:
return DIV_SYSTEM_SEGAPCM_COMPAT;
case 0xde:
return DIV_SYSTEM_YM2610B_EXT;
case 0xe0:
return DIV_SYSTEM_QSOUND;
}
@ -256,6 +258,8 @@ unsigned char DivEngine::systemToFile(DivSystem val) {
return 0xa8;
case DIV_SYSTEM_SEGAPCM_COMPAT:
return 0xa9;
case DIV_SYSTEM_YM2610B_EXT:
return 0xde;
case DIV_SYSTEM_QSOUND:
return 0xe0;
@ -376,6 +380,7 @@ int DivEngine::getChannelCount(DivSystem sys) {
return 4;
case DIV_SYSTEM_SEGAPCM_COMPAT:
return 5;
case DIV_SYSTEM_YM2610B_EXT:
case DIV_SYSTEM_QSOUND:
return 19;
}
@ -629,6 +634,8 @@ const char* DivEngine::getSystemName(DivSystem sys) {
return "Atari Lynx";
case DIV_SYSTEM_SEGAPCM_COMPAT:
return "SegaPCM (compatible 5-channel mode)";
case DIV_SYSTEM_YM2610B_EXT:
return "Taito Arcade Extended Channel 3";
case DIV_SYSTEM_QSOUND:
return "Capcom QSound";
}
@ -752,6 +759,8 @@ const char* DivEngine::getSystemChips(DivSystem sys) {
return "Mikey";
case DIV_SYSTEM_SEGAPCM_COMPAT:
return "SegaPCM (compatible 5-channel mode)";
case DIV_SYSTEM_YM2610B_EXT:
return "Yamaha YM2610B Extended Channel 3";
case DIV_SYSTEM_QSOUND:
return "Capcom DL-1425";
}
@ -822,6 +831,8 @@ bool DivEngine::isFMSystem(DivSystem sys) {
sys==DIV_SYSTEM_YM2610_EXT ||
sys==DIV_SYSTEM_YM2610_FULL ||
sys==DIV_SYSTEM_YM2610_FULL_EXT ||
sys==DIV_SYSTEM_YM2610B ||
sys==DIV_SYSTEM_YM2610B_EXT ||
sys==DIV_SYSTEM_YMU759 ||
sys==DIV_SYSTEM_YM2151 ||
sys==DIV_SYSTEM_YM2612);
@ -834,7 +845,7 @@ bool DivEngine::isSTDSystem(DivSystem sys) {
sys!=DIV_SYSTEM_YM2151);
}
const char* chanNames[37][24]={
const char* chanNames[38][24]={
{"Channel 1", "Channel 2", "Channel 3", "Channel 4", "Channel 5", "Channel 6", "Channel 7", "Channel 8", "Channel 9", "Channel 10", "Channel 11", "Channel 12", "Channel 13", "Channel 14", "Channel 15", "Channel 16", "PCM"}, // YMU759/SegaPCM
{"FM 1", "FM 2", "FM 3", "FM 4", "FM 5", "FM 6", "Square 1", "Square 2", "Square 3", "Noise"}, // Genesis
{"FM 1", "FM 2", "FM 3 OP1", "FM 3 OP2", "FM 3 OP3", "FM 3 OP4", "FM 4", "FM 5", "FM 6", "Square 1", "Square 2", "Square 3", "Noise"}, // Genesis (extended channel 3)
@ -872,9 +883,10 @@ const char* chanNames[37][24]={
{"FM 1", "FM 2", "FM 3", "FM 4", "FM 5", "FM 6", "4OP 1", "4OP 2", "4OP 3", "4OP 4", "4OP 5", "4OP 6"}, // OPL3 4-op
{"FM 1", "FM 2", "FM 3", "4OP 1", "4OP 2", "4OP 3", "4OP 4", "4OP 5", "4OP 6", "Kick", "Snare", "Tom", "Top", "HiHat"}, // OPL3 4-op + drums
{"PCM 1", "PCM 2", "PCM 3", "PCM 4", "PCM 5", "PCM 6", "PCM 7", "PCM 8", "PCM 9", "PCM 10", "PCM 11", "PCM 12", "PCM 13", "PCM 14", "PCM 15", "PCM 16", "ADPCM 1", "ADPCM 2", "ADPCM 3"}, // QSound
{"FM 1", "FM 2", "FM 3 OP1", "FM 3 OP2", "FM 3 OP3", "FM 3 OP4", "FM 4", "FM 5", "FM 6", "PSG 1", "PSG 2", "PSG 3", "ADPCM-A 1", "ADPCM-A 2", "ADPCM-A 3", "ADPCM-A 4", "ADPCM-A 5", "ADPCM-A 6", "ADPCM-B"}, // YM2610B (extended channel 3)
};
const char* chanShortNames[37][24]={
const char* chanShortNames[38][24]={
{"1", "2", "3", "4", "5", "6", "7", "8", "9", "10", "11", "12", "13", "14", "15", "16", "PCM"}, // YMU759
{"F1", "F2", "F3", "F4", "F5", "F6", "S1", "S2", "S3", "NO"}, // Genesis
{"F1", "F2", "O1", "O2", "O3", "O4", "F4", "F5", "F6", "S1", "S2", "S3", "S4"}, // Genesis (extended channel 3)
@ -912,9 +924,10 @@ const char* chanShortNames[37][24]={
{"F1", "F2", "F3", "F4", "F5", "F6", "Q1", "Q2", "Q3", "Q4", "Q5", "Q6"}, // OPL3 4-op
{"F1", "F2", "F3", "Q1", "Q2", "Q3", "Q4", "Q5", "Q6", "BD", "SD", "TM", "TP", "HH"}, // OPL3 4-op + drums
{"1", "2", "3", "4", "5", "6", "7", "8", "9", "10", "11", "12", "13", "14", "15", "16", "A1", "A2", "A3"}, // QSound
{"F1", "F2", "O1", "O2", "O3", "O4", "F4", "F5", "F6", "S1", "S2", "S3", "P1", "P2", "P3", "P4", "P5", "P6", "B"}, // YM2610B (extended channel 3)
};
const int chanTypes[37][24]={
const int chanTypes[38][24]={
{0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 4}, // YMU759
{0, 0, 0, 0, 0, 0, 1, 1, 1, 2}, // Genesis
{0, 0, 5, 5, 5, 5, 0, 0, 0, 1, 1, 1, 2}, // Genesis (extended channel 3)
@ -952,9 +965,10 @@ const int chanTypes[37][24]={
{0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, // OPL3 4-op
{0, 0, 0, 0, 0, 0, 0, 0, 0, 2, 2, 2, 2, 2}, // OPL3 4-op + drums
{3, 3, 3, 3}, //Lynx
{0, 0, 5, 5, 5, 5, 0, 0, 0, 1, 1, 1, 4, 4, 4, 4, 4, 4, 4}, // YM2610B (extended channel 3)
};
const DivInstrumentType chanPrefType[43][24]={
const DivInstrumentType chanPrefType[44][24]={
{DIV_INS_FM, DIV_INS_FM, DIV_INS_FM, DIV_INS_FM, DIV_INS_FM, DIV_INS_FM, DIV_INS_FM, DIV_INS_FM, DIV_INS_FM, DIV_INS_FM, DIV_INS_FM, DIV_INS_FM, DIV_INS_FM, DIV_INS_FM, DIV_INS_FM, DIV_INS_FM, DIV_INS_FM}, // YMU759
{DIV_INS_FM, DIV_INS_FM, DIV_INS_FM, DIV_INS_FM, DIV_INS_FM, DIV_INS_FM, DIV_INS_STD, DIV_INS_STD, DIV_INS_STD, DIV_INS_STD}, // Genesis
{DIV_INS_FM, DIV_INS_FM, DIV_INS_FM, DIV_INS_FM, DIV_INS_FM, DIV_INS_FM, DIV_INS_FM, DIV_INS_FM, DIV_INS_FM, DIV_INS_STD, DIV_INS_STD, DIV_INS_STD, DIV_INS_STD}, // Genesis (extended channel 3)
@ -998,6 +1012,7 @@ const DivInstrumentType chanPrefType[43][24]={
{DIV_INS_SWAN, DIV_INS_SWAN, DIV_INS_SWAN, DIV_INS_SWAN}, // Swan
{DIV_INS_OPZ, DIV_INS_OPZ, DIV_INS_OPZ, DIV_INS_OPZ, DIV_INS_OPZ, DIV_INS_OPZ, DIV_INS_OPZ, DIV_INS_OPZ}, // Z
{DIV_INS_MIKEY, DIV_INS_MIKEY, DIV_INS_MIKEY, DIV_INS_MIKEY}, // Lynx
{DIV_INS_FM, DIV_INS_FM, DIV_INS_FM, DIV_INS_FM, DIV_INS_FM, DIV_INS_FM, DIV_INS_FM, DIV_INS_FM, DIV_INS_FM, DIV_INS_AY, DIV_INS_AY, DIV_INS_AY, DIV_INS_AMIGA, DIV_INS_AMIGA, DIV_INS_AMIGA, DIV_INS_AMIGA, DIV_INS_AMIGA, DIV_INS_AMIGA, DIV_INS_AMIGA}, // YM2610B (extended channel 3)
};
const char* DivEngine::getChannelName(int chan) {
@ -1115,6 +1130,9 @@ const char* DivEngine::getChannelName(int chan) {
case DIV_SYSTEM_YM2610B:
return chanNames[31][dispatchChanOfChan[chan]];
break;
case DIV_SYSTEM_YM2610B_EXT:
return chanNames[37][dispatchChanOfChan[chan]];
break;
case DIV_SYSTEM_OPLL_DRUMS:
case DIV_SYSTEM_OPL_DRUMS:
case DIV_SYSTEM_OPL2_DRUMS:
@ -1251,6 +1269,9 @@ const char* DivEngine::getChannelShortName(int chan) {
case DIV_SYSTEM_YM2610B:
return chanShortNames[31][dispatchChanOfChan[chan]];
break;
case DIV_SYSTEM_YM2610B_EXT:
return chanShortNames[37][dispatchChanOfChan[chan]];
break;
case DIV_SYSTEM_OPLL_DRUMS:
case DIV_SYSTEM_OPL_DRUMS:
case DIV_SYSTEM_OPL2_DRUMS:
@ -1385,6 +1406,9 @@ int DivEngine::getChannelType(int chan) {
case DIV_SYSTEM_YM2610B:
return chanTypes[31][dispatchChanOfChan[chan]];
break;
case DIV_SYSTEM_YM2610B_EXT:
return chanTypes[37][dispatchChanOfChan[chan]];
break;
case DIV_SYSTEM_OPLL_DRUMS:
case DIV_SYSTEM_OPL_DRUMS:
case DIV_SYSTEM_OPL2_DRUMS:
@ -1519,6 +1543,9 @@ DivInstrumentType DivEngine::getPreferInsType(int chan) {
case DIV_SYSTEM_YM2610B:
return chanPrefType[31][dispatchChanOfChan[chan]];
break;
case DIV_SYSTEM_YM2610B_EXT:
return chanPrefType[43][dispatchChanOfChan[chan]];
break;
case DIV_SYSTEM_OPLL_DRUMS:
return chanPrefType[32][dispatchChanOfChan[chan]];
break;

10
src/engine/vgmOps.cpp
View file

@ -158,8 +158,10 @@ void DivEngine::performVGMWrite(SafeWriter* w, DivSystem sys, DivRegWrite& write
break;
case DIV_SYSTEM_YM2610:
case DIV_SYSTEM_YM2610_FULL:
case DIV_SYSTEM_YM2610B:
case DIV_SYSTEM_YM2610_EXT:
case DIV_SYSTEM_YM2610_FULL_EXT:
case DIV_SYSTEM_YM2610B_EXT:
for (int i=0; i<2; i++) { // set SL and RR to highest
w->writeC(isSecond?0xa8:0x58);
w->writeC(0x81+i);
@ -386,8 +388,10 @@ void DivEngine::performVGMWrite(SafeWriter* w, DivSystem sys, DivRegWrite& write
break;
case DIV_SYSTEM_YM2610:
case DIV_SYSTEM_YM2610_FULL:
case DIV_SYSTEM_YM2610B:
case DIV_SYSTEM_YM2610_EXT:
case DIV_SYSTEM_YM2610_FULL_EXT:
case DIV_SYSTEM_YM2610B_EXT:
switch (write.addr>>8) {
case 0: // port 0
w->writeC(isSecond?0xa8:0x58);
@ -655,8 +659,10 @@ SafeWriter* DivEngine::saveVGM(bool* sysToExport, bool loop) {
break;
case DIV_SYSTEM_YM2610:
case DIV_SYSTEM_YM2610_FULL:
case DIV_SYSTEM_YM2610B:
case DIV_SYSTEM_YM2610_EXT:
case DIV_SYSTEM_YM2610_FULL_EXT:
case DIV_SYSTEM_YM2610B_EXT:
if (!hasOPNB) {
hasOPNB=disCont[i].dispatch->chipClock;
willExport[i]=true;
@ -667,6 +673,10 @@ SafeWriter* DivEngine::saveVGM(bool* sysToExport, bool loop) {
hasOPNB|=0x40000000;
howManyChips++;
}
break;
if (((song.system[i]==DIV_SYSTEM_YM2610B) || (song.system[i]==DIV_SYSTEM_YM2610B_EXT)) && (!(hasOPNB&0x80000000))) { // YM2610B flag
hasOPNB|=0x80000000;
}
break;
case DIV_SYSTEM_AY8910:
case DIV_SYSTEM_AY8930:

2
src/gui/debug.cpp
View file

@ -29,6 +29,8 @@
#include "../engine/platform/arcade.h"
#include "../engine/platform/ym2610.h"
#include "../engine/platform/ym2610ext.h"
#include "../engine/platform/ym2610b.h"
#include "../engine/platform/ym2610bext.h"
#include "../engine/platform/ay.h"
#include "../engine/platform/ay8930.h"
#include "../engine/platform/tia.h"

6
src/gui/gui.cpp
View file

@ -4485,6 +4485,8 @@ bool FurnaceGUI::loop() {
sysAddOption(DIV_SYSTEM_YM2610_EXT);
sysAddOption(DIV_SYSTEM_YM2610_FULL);
sysAddOption(DIV_SYSTEM_YM2610_FULL_EXT);
sysAddOption(DIV_SYSTEM_YM2610B);
sysAddOption(DIV_SYSTEM_YM2610B_EXT);
sysAddOption(DIV_SYSTEM_AY8910);
sysAddOption(DIV_SYSTEM_AMIGA);
sysAddOption(DIV_SYSTEM_TIA);
@ -4716,6 +4718,8 @@ bool FurnaceGUI::loop() {
case DIV_SYSTEM_YM2610_EXT:
case DIV_SYSTEM_YM2610_FULL:
case DIV_SYSTEM_YM2610_FULL_EXT:
case DIV_SYSTEM_YM2610B:
case DIV_SYSTEM_YM2610B_EXT:
case DIV_SYSTEM_YMU759:
ImGui::Text("nothing to configure");
break;
@ -4749,6 +4753,8 @@ bool FurnaceGUI::loop() {
sysChangeOption(i,DIV_SYSTEM_YM2610_EXT);
sysChangeOption(i,DIV_SYSTEM_YM2610_FULL);
sysChangeOption(i,DIV_SYSTEM_YM2610_FULL_EXT);
sysChangeOption(i,DIV_SYSTEM_YM2610B);
sysChangeOption(i,DIV_SYSTEM_YM2610B_EXT);
sysChangeOption(i,DIV_SYSTEM_AY8910);
sysChangeOption(i,DIV_SYSTEM_AMIGA);
sysChangeOption(i,DIV_SYSTEM_TIA);