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

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This commit is contained in:
cam900 2022-03-11 03:53:51 +09:00
commit 3b6559a5a1
59 changed files with 3694 additions and 390 deletions
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14
src/engine/dispatch.h
View file

@ -29,6 +29,12 @@
#define addWrite(a,v) regWrites.push_back(DivRegWrite(a,v));
// HOW TO ADD A NEW COMMAND:
// add it to this enum. then see playback.cpp.
// there is a const char* cmdName[] array, which contains the command
// names as strings for the commands (and other debug stuff).
//
// if you miss it, the program will crash or misbehave at some point.
enum DivDispatchCmds {
DIV_CMD_NOTE_ON=0,
DIV_CMD_NOTE_OFF,
@ -103,6 +109,9 @@ enum DivDispatchCmds {
DIV_CMD_QSOUND_ECHO_DELAY,
DIV_CMD_QSOUND_ECHO_LEVEL,
DIV_CMD_WS_SWEEP_TIME,
DIV_CMD_WS_SWEEP_AMOUNT,
DIV_ALWAYS_SET_VOLUME,
DIV_CMD_MAX
@ -310,6 +319,11 @@ class DivDispatch {
*/
virtual void notifyInsDeletion(void* ins);
/**
* notify that playback stopped.
*/
virtual void notifyPlaybackStop();
/**
* force-retrigger instruments.
*/

33
src/engine/dispatchContainer.cpp
View file

@ -34,11 +34,14 @@
#include "platform/ym2610bext.h"
#include "platform/ay.h"
#include "platform/ay8930.h"
#include "platform/opl.h"
#include "platform/tia.h"
#include "platform/saa.h"
#include "platform/amiga.h"
#include "platform/pcspkr.h"
#include "platform/segapcm.h"
#include "platform/qsound.h"
#include "platform/swan.h"
#include "platform/dummy.h"
#include "platform/lynx.h"
#include "../ta-log.h"
@ -209,6 +212,30 @@ void DivDispatchContainer::init(DivSystem sys, DivEngine* eng, int chanCount, do
((DivPlatformOPLL*)dispatch)->setVRC7(sys==DIV_SYSTEM_VRC7);
((DivPlatformOPLL*)dispatch)->setProperDrums(sys==DIV_SYSTEM_OPLL_DRUMS);
break;
case DIV_SYSTEM_OPL:
dispatch=new DivPlatformOPL;
((DivPlatformOPL*)dispatch)->setOPLType(1,false);
break;
case DIV_SYSTEM_OPL_DRUMS:
dispatch=new DivPlatformOPL;
((DivPlatformOPL*)dispatch)->setOPLType(1,true);
break;
case DIV_SYSTEM_OPL2:
dispatch=new DivPlatformOPL;
((DivPlatformOPL*)dispatch)->setOPLType(2,false);
break;
case DIV_SYSTEM_OPL2_DRUMS:
dispatch=new DivPlatformOPL;
((DivPlatformOPL*)dispatch)->setOPLType(2,true);
break;
case DIV_SYSTEM_OPL3:
dispatch=new DivPlatformOPL;
((DivPlatformOPL*)dispatch)->setOPLType(3,false);
break;
case DIV_SYSTEM_OPL3_DRUMS:
dispatch=new DivPlatformOPL;
((DivPlatformOPL*)dispatch)->setOPLType(3,true);
break;
case DIV_SYSTEM_SAA1099: {
int saaCore=eng->getConfInt("saaCore",0);
if (saaCore<0 || saaCore>2) saaCore=0;
@ -216,6 +243,9 @@ void DivDispatchContainer::init(DivSystem sys, DivEngine* eng, int chanCount, do
((DivPlatformSAA1099*)dispatch)->setCore((DivSAACores)saaCore);
break;
}
case DIV_SYSTEM_PCSPKR:
dispatch=new DivPlatformPCSpeaker;
break;
case DIV_SYSTEM_LYNX:
dispatch=new DivPlatformLynx;
break;
@ -226,6 +256,9 @@ void DivDispatchContainer::init(DivSystem sys, DivEngine* eng, int chanCount, do
case DIV_SYSTEM_SEGAPCM_COMPAT:
dispatch=new DivPlatformSegaPCM;
break;
case DIV_SYSTEM_SWAN:
dispatch=new DivPlatformSwan;
break;
default:
logW("this system is not supported yet! using dummy platform.\n");
dispatch=new DivPlatformDummy;

3
src/engine/engine.cpp
View file

@ -828,6 +828,9 @@ void DivEngine::stop() {
sPreview.sample=-1;
sPreview.wave=-1;
sPreview.pos=0;
for (int i=0; i<song.systemLen; i++) {
disCont[i].dispatch->notifyPlaybackStop();
}
isBusy.unlock();
}

4
src/engine/engine.h
View file

@ -37,8 +37,8 @@
warnings+=(String("\n")+x); \
}
#define DIV_VERSION "dev61"
#define DIV_ENGINE_VERSION 61
#define DIV_VERSION "dev63"
#define DIV_ENGINE_VERSION 63
enum DivStatusView {
DIV_STATUS_NOTHING=0,

17
src/engine/fileOps.cpp
View file

@ -796,6 +796,9 @@ bool DivEngine::loadFur(unsigned char* file, size_t len) {
if (ds.version<50) {
ds.ignoreDuplicateSlides=false;
}
if (ds.version<62) {
ds.stopPortaOnNoteOff=true;
}
ds.isDMF=false;
reader.readS(); // reserved
@ -965,7 +968,14 @@ bool DivEngine::loadFur(unsigned char* file, size_t len) {
} else {
reader.readC();
}
for (int i=0; i<6; i++) reader.readC();
if (ds.version>=62) {
ds.stopPortaOnNoteOff=reader.readC();
ds.continuousVibrato=reader.readC();
} else {
reader.readC();
reader.readC();
}
for (int i=0; i<4; i++) reader.readC();
} else {
for (int i=0; i<20; i++) reader.readC();
}
@ -1102,6 +1112,7 @@ bool DivEngine::loadFur(unsigned char* file, size_t len) {
logW("%d: sample depth is wrong! (%d)\n",i,sample->depth);
sample->depth=16;
}
sample->samples=(double)sample->samples/samplePitches[pitch];
sample->init(sample->samples);
unsigned int k=0;
@ -1404,7 +1415,9 @@ SafeWriter* DivEngine::saveFur() {
w->writeC(song.algMacroBehavior);
w->writeC(song.brokenShortcutSlides);
w->writeC(song.ignoreDuplicateSlides);
for (int i=0; i<6; i++) {
w->writeC(song.stopPortaOnNoteOff);
w->writeC(song.continuousVibrato);
for (int i=0; i<4; i++) {
w->writeC(0);
}

25
src/engine/instrument.cpp
View file

@ -39,7 +39,7 @@ void DivInstrument::putInsData(SafeWriter* w) {
w->writeC(fm.fb);
w->writeC(fm.fms);
w->writeC(fm.ams);
w->writeC(4); // operator count; always 4
w->writeC(fm.ops);
w->writeC(fm.opllPreset);
w->writeC(0); // reserved
w->writeC(0);
@ -371,6 +371,13 @@ void DivInstrument::putInsData(SafeWriter* w) {
w->writeC(op.ksrMacro[j]);
}
}
// OPL drum data
w->writeC(fm.fixedDrums);
w->writeC(0); // reserved
w->writeS(fm.kickFreq);
w->writeS(fm.snareHatFreq);
w->writeS(fm.tomTopFreq);
}
DivDataErrors DivInstrument::readInsData(SafeReader& reader, short version) {
@ -694,6 +701,22 @@ DivDataErrors DivInstrument::readInsData(SafeReader& reader, short version) {
}
}
// OPL drum data
if (version>=63) {
fm.fixedDrums=reader.readC();
reader.readC(); // reserved
fm.kickFreq=reader.readS();
fm.snareHatFreq=reader.readS();
fm.tomTopFreq=reader.readS();
}
// clear noise macro if PCE instrument and version<63
if (version<63 && type==DIV_INS_PCE) {
std.dutyMacroLen=0;
std.dutyMacroLoop=-1;
std.dutyMacroRel=-1;
}
return DIV_DATA_SUCCESS;
}

11
src/engine/instrument.h
View file

@ -23,6 +23,9 @@
#include "dataErrors.h"
#include "../ta-utils.h"
// NOTICE!
// before adding new instrument types to this struct, please ask me first.
// absolutely zero support granted to conflicting formats.
enum DivInstrumentType {
DIV_INS_STD=0,
DIV_INS_FM=1,
@ -67,6 +70,8 @@ enum DivInstrumentType {
struct DivInstrumentFM {
unsigned char alg, fb, fms, ams, ops, opllPreset;
bool fixedDrums;
unsigned short kickFreq, snareHatFreq, tomTopFreq;
struct Operator {
unsigned char am, ar, dr, mult, rr, sl, tl, dt2, rs, dt, d2r, ssgEnv;
unsigned char dam, dvb, egt, ksl, sus, vib, ws, ksr; // YMU759/OPL/OPZ
@ -98,7 +103,11 @@ struct DivInstrumentFM {
fms(0),
ams(0),
ops(4),
opllPreset(0) {
opllPreset(0),
fixedDrums(false),
kickFreq(0x520),
snareHatFreq(0x550),
tomTopFreq(0x1c0) {
// default instrument
fb=4;
op[0].tl=42;

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

@ -97,6 +97,10 @@ void DivDispatch::notifyInsDeletion(void* ins) {
}
void DivDispatch::notifyPlaybackStop() {
}
void DivDispatch::forceIns() {
}

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

@ -84,7 +84,7 @@ void DivPlatformAmiga::acquire(short* bufL, short* bufR, size_t start, size_t le
} else {
chan[i].sample=-1;
}
if (chan[i].freq<124) {
/*if (chan[i].freq<124) {
if (++chan[i].busClock>=512) {
unsigned int rAmount=(124-chan[i].freq)*2;
if (chan[i].audPos>=rAmount) {
@ -92,7 +92,7 @@ void DivPlatformAmiga::acquire(short* bufL, short* bufR, size_t start, size_t le
}
chan[i].busClock=0;
}
}
}*/
chan[i].audSub+=MAX(114,chan[i].freq);
}
}

6
src/engine/platform/arcade.cpp
View file

@ -42,7 +42,7 @@ static bool isOutput[8][4]={
{true ,true ,true ,true},
};
static unsigned char dtTable[8]={
7,6,5,0,1,2,3,0
7,6,5,0,1,2,3,4
};
static int orderedOps[4]={
@ -495,8 +495,8 @@ int DivPlatformArcade::dispatch(DivCommand c) {
chan[c.chan].ins=c.value;
break;
case DIV_CMD_PANNING: {
chan[c.chan].chVolL=((c.value>>4)==1);
chan[c.chan].chVolR=((c.value&15)==1);
chan[c.chan].chVolL=((c.value>>4)>0);
chan[c.chan].chVolR=((c.value&15)>0);
if (isMuted[c.chan]) {
rWrite(chanOffs[c.chan]+ADDR_LR_FB_ALG,(chan[c.chan].state.alg&7)|(chan[c.chan].state.fb<<3));
} else {

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

@ -491,6 +491,12 @@ void DivPlatformAY8910::setFlags(unsigned int flags) {
case 8:
chipClock=COLOR_PAL*3.0/16.0;
break;
case 9:
chipClock=COLOR_PAL/4.0;
break;
case 10:
chipClock=2097152;
break;
default:
chipClock=COLOR_NTSC/2.0;
break;

8
src/engine/platform/ay8930.cpp
View file

@ -372,7 +372,7 @@ int DivPlatformAY8930::dispatch(DivCommand c) {
}
} else {
chan[c.chan].duty=c.value&15;
immWrite(0x16,chan[c.chan].duty);
immWrite(0x16+c.chan,chan[c.chan].duty);
}
break;
case DIV_CMD_STD_NOISE_FREQ:
@ -552,6 +552,12 @@ void DivPlatformAY8930::setFlags(unsigned int flags) {
case 8:
chipClock=COLOR_PAL*3.0/16.0;
break;
case 9:
chipClock=COLOR_PAL/4.0;
break;
case 10:
chipClock=2097152;
break;
default:
chipClock=COLOR_NTSC/2.0;
break;

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

@ -340,6 +340,7 @@ int DivPlatformGB::dispatch(DivCommand c) {
case DIV_CMD_PANNING: {
lastPan&=~(0x11<<c.chan);
if (c.value==0) c.value=0x11;
c.value=((c.value&15)>0)|(((c.value>>4)>0)<<4);
lastPan|=c.value<<c.chan;
rWrite(0x25,procMute());
break;

66
src/engine/platform/genesis.cpp
View file

@ -133,17 +133,11 @@ void DivPlatformGenesis::acquire_nuked(short* bufL, short* bufR, size_t start, s
//OPN2_Write(&fm,0,0);
}
psgClocks+=psg.rate;
while (psgClocks>=rate) {
psgOut=(psg.acquireOne()*3)>>3;
psgClocks-=rate;
}
os[0]=(os[0]<<5)+psgOut;
os[0]=(os[0]<<5);
if (os[0]<-32768) os[0]=-32768;
if (os[0]>32767) os[0]=32767;
os[1]=(os[1]<<5)+psgOut;
os[1]=(os[1]<<5);
if (os[1]<-32768) os[1]=-32768;
if (os[1]>32767) os[1]=32767;
@ -197,17 +191,9 @@ void DivPlatformGenesis::acquire_ymfm(short* bufL, short* bufR, size_t start, si
os[1]=out_ymfm.data[1];
//OPN2_Write(&fm,0,0);
psgClocks+=psg.rate;
while (psgClocks>=rate) {
psgOut=(psg.acquireOne()*3)>>3;
psgClocks-=rate;
}
os[0]=os[0]+psgOut;
if (os[0]<-32768) os[0]=-32768;
if (os[0]>32767) os[0]=32767;
os[1]=os[1]+psgOut;
if (os[1]<-32768) os[1]=-32768;
if (os[1]>32767) os[1]=32767;
@ -391,13 +377,6 @@ void DivPlatformGenesis::tick() {
chan[i].keyOn=false;
}
}
psg.tick();
for (DivRegWrite& i: psg.getRegisterWrites()) {
if (dumpWrites) addWrite(i.addr,i.val);
}
psg.getRegisterWrites().clear();
}
int DivPlatformGenesis::octave(int freq) {
@ -442,10 +421,6 @@ int DivPlatformGenesis::toFreq(int freq) {
}
void DivPlatformGenesis::muteChannel(int ch, bool mute) {
if (ch>5) {
psg.muteChannel(ch-6,mute);
return;
}
isMuted[ch]=mute;
for (int j=0; j<4; j++) {
unsigned short baseAddr=chanOffs[ch]|opOffs[j];
@ -464,10 +439,6 @@ void DivPlatformGenesis::muteChannel(int ch, bool mute) {
}
int DivPlatformGenesis::dispatch(DivCommand c) {
if (c.chan>5) {
c.chan-=6;
return psg.dispatch(c);
}
switch (c.cmd) {
case DIV_CMD_NOTE_ON: {
DivInstrument* ins=parent->getIns(chan[c.chan].ins);
@ -619,16 +590,10 @@ int DivPlatformGenesis::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)|(((c.value>>4)>0)<<1);
}
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;
@ -786,16 +751,13 @@ void DivPlatformGenesis::forceIns() {
rWrite(0x2b,0x80);
}
immWrite(0x22,lfoValue);
psg.forceIns();
}
void DivPlatformGenesis::toggleRegisterDump(bool enable) {
DivDispatch::toggleRegisterDump(enable);
psg.toggleRegisterDump(enable);
}
void* DivPlatformGenesis::getChanState(int ch) {
if (ch>5) return psg.getChanState(ch-6);
return &chan[ch];
}
@ -844,12 +806,6 @@ void DivPlatformGenesis::reset() {
immWrite(0x22,lfoValue);
delay=0;
// PSG
psg.reset();
psg.getRegisterWrites().clear();
psgClocks=0;
psgOut=0;
}
bool DivPlatformGenesis::isStereo() {
@ -865,17 +821,14 @@ bool DivPlatformGenesis::keyOffAffectsPorta(int ch) {
}
void DivPlatformGenesis::notifyInsChange(int ins) {
for (int i=0; i<10; i++) {
if (i>5) {
psg.notifyInsChange(ins);
} else if (chan[i].ins==ins) {
for (int i=0; i<6; i++) {
if (chan[i].ins==ins) {
chan[i].insChanged=true;
}
}
}
void DivPlatformGenesis::notifyInsDeletion(void* ins) {
psg.notifyInsDeletion(ins);
}
void DivPlatformGenesis::poke(unsigned int addr, unsigned short val) {
@ -904,7 +857,6 @@ void DivPlatformGenesis::setFlags(unsigned int flags) {
} else {
chipClock=COLOR_NTSC*15.0/7.0;
}
psg.setFlags(flags==1);
ladder=flags&0x80000000;
OPN2_SetChipType(ladder?ym3438_mode_ym2612:0);
if (useYMFM) {
@ -929,7 +881,6 @@ int DivPlatformGenesis::init(DivEngine* p, int channels, int sugRate, unsigned i
isMuted[i]=false;
}
fm_ymfm=NULL;
psg.init(p,4,sugRate,flags==1);
setFlags(flags);
reset();
@ -938,7 +889,6 @@ int DivPlatformGenesis::init(DivEngine* p, int channels, int sugRate, unsigned i
void DivPlatformGenesis::quit() {
if (fm_ymfm!=NULL) delete fm_ymfm;
psg.quit();
}
DivPlatformGenesis::~DivPlatformGenesis() {

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

@ -70,9 +70,6 @@ class DivPlatformGenesis: public DivDispatch {
};
std::queue<QueuedWrite> writes;
ym3438_t fm;
DivPlatformSMS psg;
int psgClocks;
int psgOut;
int delay;
unsigned char lastBusy;

16
src/engine/platform/genesisext.cpp
View file

@ -106,16 +106,10 @@ int DivPlatformGenesisExt::dispatch(DivCommand c) {
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;
if (c.value==0) {
opChan[ch].pan=3;
} else {
opChan[ch].pan=((c.value&15)>0)|(((c.value>>4)>0)<<1);
}
// TODO: ???
rWrite(chanOffs[2]+0xb4,(opChan[ch].pan<<6)|(chan[2].state.fms&7)|((chan[2].state.ams&3)<<4));
@ -378,4 +372,4 @@ void DivPlatformGenesisExt::quit() {
}
DivPlatformGenesisExt::~DivPlatformGenesisExt() {
}
}

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

@ -35,7 +35,7 @@ static bool isOutput[8][4]={
{true ,true ,true ,true},
};
static unsigned char dtTable[8]={
7,6,5,0,1,2,3,0
7,6,5,0,1,2,3,4
};
static int orderedOps[4]={
@ -45,4 +45,4 @@ 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);} }
#include "fmshared_OPN.h"
#include "fmshared_OPN.h"

882
src/engine/platform/opl.cpp Normal file
View file

@ -0,0 +1,882 @@
/**
* 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 "opl.h"
#include "../engine.h"
#include <string.h>
#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 CHIP_FREQBASE chipFreqBase
// N = invalid
#define N 255
const unsigned char slotsOPL2i[4][20]={
{0, 1, 2, 6, 7, 8, 12, 13, 14}, // OP1
{3, 4, 5, 9, 10, 11, 15, 16, 17}, // OP2
{N, N, N, N, N, N, N, N, N},
{N, N, N, N, N, N, N, N, N}
};
const unsigned char slotsOPL2Drumsi[4][20]={
{0, 1, 2, 6, 7, 8, 12, 16, 14, 17, 13}, // OP1
{3, 4, 5, 9, 10, 11, 15, N, N, N, N}, // OP2
{N, N, N, N, N, N, N, N, N, N, N},
{N, N, N, N, N, N, N, N, N, N, N}
};
const unsigned short chanMapOPL2[20]={
0, 1, 2, 3, 4, 5, 6, 7, 8, N, N, N, N, N, N, N, N, N, N, N
};
const unsigned char* slotsOPL2[4]={
slotsOPL2i[0],
slotsOPL2i[1],
slotsOPL2i[2],
slotsOPL2i[3]
};
const unsigned char* slotsOPL2Drums[4]={
slotsOPL2Drumsi[0],
slotsOPL2Drumsi[1],
slotsOPL2Drumsi[2],
slotsOPL2Drumsi[3]
};
const unsigned char slotsOPL3i[4][20]={
{0, 6, 1, 7, 2, 8, 18, 24, 19, 25, 20, 26, 30, 31, 32, 12, 13, 14}, // OP1
{3, 9, 4, 10, 5, 11, 21, 27, 22, 28, 23, 29, 33, 34, 35, 15, 16, 17}, // OP2
{6, N, 7, N, 8, N, 24, N, 25, N, 26, N, N, N, N, N, N, N}, // OP3
{9, N, 10, N, 11, N, 27, N, 28, N, 29, N, N, N, N, N, N, N} // OP4
};
const unsigned char slotsOPL3Drumsi[4][20]={
{0, 6, 1, 7, 2, 8, 18, 24, 19, 25, 20, 26, 30, 31, 32, 12, 16, 14, 17, 13}, // OP1
{3, 9, 4, 10, 5, 11, 21, 27, 22, 28, 23, 29, 33, 34, 35, N, N, N, N, N}, // OP2
{6, N, 7, N, 8, N, 24, N, 25, N, 26, N, N, N, N, N, N, N, N, N}, // OP3
{9, N, 10, N, 11, N, 27, N, 28, N, 29, N, N, N, N, N, N, N, N, N} // OP4
};
const unsigned short chanMapOPL3[20]={
0, 3, 1, 4, 2, 5, 0x100, 0x103, 0x101, 0x104, 0x102, 0x105, 0x106, 0x107, 0x108, 6, 7, 8, N, N
};
const unsigned char* slotsOPL3[4]={
slotsOPL3i[0],
slotsOPL3i[1],
slotsOPL3i[2],
slotsOPL3i[3]
};
const unsigned char* slotsOPL3Drums[4]={
slotsOPL3Drumsi[0],
slotsOPL3Drumsi[1],
slotsOPL3Drumsi[2],
slotsOPL3Drumsi[3]
};
const unsigned int slotMap[36]={
0x00, 0x01, 0x02, 0x03, 0x04, 0x05,
0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d,
0x10, 0x11, 0x12, 0x13, 0x14, 0x15,
0x100, 0x101, 0x102, 0x103, 0x104, 0x105,
0x108, 0x109, 0x10a, 0x10b, 0x10c, 0x10d,
0x110, 0x111, 0x112, 0x113, 0x114, 0x115,
};
const bool isOutputL[2][4][4]={
{ // 2-op
{false, true, false, false}, // 1 > 2
{ true, true, false, false}, // 1 + 2
{false, true, false, false}, // ditto, 0
{ true, true, false, false}, // ditto, 1
},
{ // 4-op
{false, false, false, true}, // 1 > 2 > 3 > 4
{ true, false, false, true}, // 1 + (2 > 3 > 4)
{false, true, false, true}, // (1 > 2) + (3 > 4)
{ true, false, true, true} // 1 + (2 > 3) + 4
}
};
#undef N
const int orderedOpsL[4]={
0,2,1,3
};
#define ADDR_AM_VIB_SUS_KSR_MULT 0x20
#define ADDR_KSL_TL 0x40
#define ADDR_AR_DR 0x60
#define ADDR_SL_RR 0x80
#define ADDR_WS 0xe0
#define ADDR_FREQ 0xa0
#define ADDR_FREQH 0xb0
#define ADDR_LR_FB_ALG 0xc0
const char* DivPlatformOPL::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, 3F lowest)";
break;
case 0x13:
return "13xx: Set level of operator 2 (0 highest, 3F lowest)";
break;
case 0x14:
return "14xx: Set level of operator 3 (0 highest, 3F lowest; 4-op only)";
break;
case 0x15:
return "15xx: Set level of operator 4 (0 highest, 3F lowest; 4-op only)";
break;
case 0x16:
return "16xy: Set operator multiplier (x: operator from 1 to 4; y: multiplier)";
break;
case 0x17:
return "17xx: Enable channel 6 DAC";
break;
case 0x18:
return "18xx: Toggle extended channel 3 mode";
break;
case 0x19:
return "19xx: Set attack of all operators (0 to F)";
break;
case 0x1a:
return "1Axx: Set attack of operator 1 (0 to F)";
break;
case 0x1b:
return "1Bxx: Set attack of operator 2 (0 to F)";
break;
case 0x1c:
return "1Cxx: Set attack of operator 3 (0 to F; 4-op only)";
break;
case 0x1d:
return "1Dxx: Set attack of operator 4 (0 to F; 4-op only)";
break;
case 0x20:
return "20xy: Set PSG noise mode (x: preset freq/ch3 freq; y: thin pulse/noise)";
break;
}
return NULL;
}
void DivPlatformOPL::acquire_nuked(short* bufL, short* bufR, size_t start, size_t len) {
static short o[2];
static int os[2];
for (size_t h=start; h<start+len; h++) {
os[0]=0; os[1]=0;
if (!writes.empty() && --delay<0) {
delay=1;
QueuedWrite& w=writes.front();
OPL3_WriteReg(&fm,w.addr,w.val);
regPool[w.addr&511]=w.val;
writes.pop();
}
OPL3_Generate(&fm,o); os[0]+=o[0]; os[1]+=o[1];
if (os[0]<-32768) os[0]=-32768;
if (os[0]>32767) os[0]=32767;
if (os[1]<-32768) os[1]=-32768;
if (os[1]>32767) os[1]=32767;
bufL[h]=os[0];
bufR[h]=os[1];
}
}
void DivPlatformOPL::acquire(short* bufL, short* bufR, size_t start, size_t len) {
//if (useYMFM) {
// acquire_ymfm(bufL,bufR,start,len);
//} else {
acquire_nuked(bufL,bufR,start,len);
//}
}
void DivPlatformOPL::tick() {
for (int i=0; i<20; i++) {
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[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.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[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[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[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[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[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[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 (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 (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(chanMap[i]+ADDR_FREQH,0x00|(chan[i].freqH&31));
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<20; 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;
int freqt=toFreq(chan[i].freq);
chan[i].freqH=freqt>>8;
chan[i].freqL=freqt&0xff;
immWrite(chanMap[i]+ADDR_FREQ,chan[i].freqL);
}
if (chan[i].keyOn) {
immWrite(chanMap[i]+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));
}
chan[i].freqChanged=false;
}
}
#define OPLL_C_NUM 686
int DivPlatformOPL::octave(int freq) {
if (freq>=OPLL_C_NUM*64) {
return 128;
} else if (freq>=OPLL_C_NUM*32) {
return 64;
} else if (freq>=OPLL_C_NUM*16) {
return 32;
} else if (freq>=OPLL_C_NUM*8) {
return 16;
} else if (freq>=OPLL_C_NUM*4) {
return 8;
} else if (freq>=OPLL_C_NUM*2) {
return 4;
} else if (freq>=OPLL_C_NUM) {
return 2;
} else {
return 1;
}
return 1;
}
int DivPlatformOPL::toFreq(int freq) {
if (freq>=OPLL_C_NUM*64) {
return 0x1c00|((freq>>7)&0x3ff);
} else if (freq>=OPLL_C_NUM*32) {
return 0x1800|((freq>>6)&0x3ff);
} else if (freq>=OPLL_C_NUM*16) {
return 0x1400|((freq>>5)&0x3ff);
} else if (freq>=OPLL_C_NUM*8) {
return 0x1000|((freq>>4)&0x3ff);
} else if (freq>=OPLL_C_NUM*4) {
return 0xc00|((freq>>3)&0x3ff);
} else if (freq>=OPLL_C_NUM*2) {
return 0x800|((freq>>2)&0x3ff);
} else if (freq>=OPLL_C_NUM) {
return 0x400|((freq>>1)&0x3ff);
} else {
return freq&0x3ff;
}
}
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];
if (isMuted[ch]) {
rWrite(baseAddr+ADDR_TL,127);
} else {
if (isOutput[chan[ch].state.alg][j]) {
rWrite(baseAddr+ADDR_TL,127-(((127-op.tl)*(chan[ch].outVol&0x7f))/127));
} else {
rWrite(baseAddr+ADDR_TL,op.tl);
}
}
}
rWrite(chanOffs[ch]+ADDR_LRAF,(isMuted[ch]?0:(chan[ch].pan<<6))|(chan[ch].state.fms&7)|((chan[ch].state.ams&3)<<4));
*/
}
int DivPlatformOPL::dispatch(DivCommand c) {
switch (c.cmd) {
case DIV_CMD_NOTE_ON: {
DivInstrument* ins=parent->getIns(chan[c.chan].ins);
if (chan[c.chan].insChanged) {
chan[c.chan].state=ins->fm;
}
chan[c.chan].std.init(ins);
if (!chan[c.chan].std.willVol) {
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;
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_KSL_TL,63|(op.ksl<<6));
} else {
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_KSL_TL,op.tl|(op.ksl<<6));
}
}
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));
}
}
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));
}
}
}
chan[c.chan].insChanged=false;
if (c.value!=DIV_NOTE_NULL) {
chan[c.chan].baseFreq=NOTE_FREQUENCY(c.value);
chan[c.chan].note=c.value;
chan[c.chan].freqChanged=true;
}
chan[c.chan].keyOn=true;
chan[c.chan].active=true;
break;
}
case DIV_CMD_NOTE_OFF:
chan[c.chan].keyOff=true;
chan[c.chan].keyOn=false;
chan[c.chan].active=false;
break;
case DIV_CMD_NOTE_OFF_ENV:
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;
}
/*
for (int i=0; i<4; i++) {
unsigned short baseAddr=chanOffs[c.chan]|opOffs[i];
DivInstrumentFM::Operator& op=chan[c.chan].state.op[i];
if (isMuted[c.chan]) {
rWrite(baseAddr+ADDR_TL,127);
} else {
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;
}
//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;
}
case DIV_CMD_PITCH: {
chan[c.chan].pitch=c.value;
chan[c.chan].freqChanged=true;
break;
}
case DIV_CMD_NOTE_PORTA: {
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) {
chan[c.chan].inPorta=false;
return 2;
}
break;
}
case DIV_CMD_LEGATO: {
chan[c.chan].baseFreq=NOTE_FREQUENCY(c.value);
chan[c.chan].note=c.value;
chan[c.chan].freqChanged=true;
break;
}
case DIV_CMD_FM_LFO: {
lfoValue=(c.value&7)|((c.value>>4)<<3);
rWrite(0x22,lfoValue);
break;
}
case DIV_CMD_FM_FB: {
chan[c.chan].state.fb=c.value&7;
//rWrite(chanOffs[c.chan]+ADDR_FB_ALG,(chan[c.chan].state.alg&7)|(chan[c.chan].state.fb<<3));
break;
}
case DIV_CMD_FM_MULT: {
/*
unsigned short baseAddr=chanOffs[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: {
/*
unsigned short baseAddr=chanOffs[c.chan]|opOffs[orderedOps[c.value]];
DivInstrumentFM::Operator& op=chan[c.chan].state.op[orderedOps[c.value]];
op.tl=c.value2;
if (isMuted[c.chan]) {
rWrite(baseAddr+ADDR_TL,127);
} else {
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.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[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[c.chan]|opOffs[orderedOps[c.value]];
rWrite(baseAddr+ADDR_RS_AR,(op.ar&31)|(op.rs<<6));
}
*/
break;
}
case DIV_ALWAYS_SET_VOLUME:
return 0;
break;
case DIV_CMD_GET_VOLMAX:
return 63;
break;
case DIV_CMD_PRE_PORTA:
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 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];
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);
}
}
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[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 (dacMode) {
rWrite(0x2b,0x80);
}
immWrite(0x22,lfoValue);
*/
}
void DivPlatformOPL::toggleRegisterDump(bool enable) {
DivDispatch::toggleRegisterDump(enable);
}
void* DivPlatformOPL::getChanState(int ch) {
return &chan[ch];
}
unsigned char* DivPlatformOPL::getRegisterPool() {
return regPool;
}
int DivPlatformOPL::getRegisterPoolSize() {
return 512;
}
void DivPlatformOPL::reset() {
while (!writes.empty()) writes.pop();
memset(regPool,0,512);
/*
if (useYMFM) {
fm_ymfm->reset();
}
*/
OPL3_Reset(&fm,rate);
if (dumpWrites) {
addWrite(0xffffffff,0);
}
for (int i=0; i<20; i++) {
chan[i]=DivPlatformOPL::Channel();
chan[i].vol=0x3f;
chan[i].outVol=0x3f;
}
for (int i=0; i<512; i++) {
oldWrites[i]=-1;
pendingWrites[i]=-1;
}
lastBusy=60;
lfoValue=8;
properDrums=properDrumsSys;
if (oplType==3) { // enable OPL3 features
immWrite(0x105,1);
}
delay=0;
}
bool DivPlatformOPL::isStereo() {
return true;
}
bool DivPlatformOPL::keyOffAffectsArp(int ch) {
return (ch>5);
}
bool DivPlatformOPL::keyOffAffectsPorta(int ch) {
return (ch>5);
}
void DivPlatformOPL::notifyInsChange(int ins) {
for (int i=0; i<20; i++) {
if (chan[i].ins==ins) {
chan[i].insChanged=true;
}
}
}
void DivPlatformOPL::notifyInsDeletion(void* ins) {
}
void DivPlatformOPL::poke(unsigned int addr, unsigned short val) {
immWrite(addr,val);
}
void DivPlatformOPL::poke(std::vector<DivRegWrite>& wlist) {
for (DivRegWrite& i: wlist) immWrite(i.addr,i.val);
}
int DivPlatformOPL::getPortaFloor(int ch) {
return (ch>5)?12:0;
}
void DivPlatformOPL::setYMFM(bool use) {
useYMFM=use;
}
void DivPlatformOPL::setOPLType(int type, bool drums) {
switch (type) {
case 1: case 2:
slotsNonDrums=slotsOPL2;
slotsDrums=slotsOPL2Drums;
slots=drums?slotsDrums:slotsNonDrums;
chanMap=chanMapOPL2;
chipFreqBase=9440540*0.25;
break;
case 3:
slotsNonDrums=slotsOPL3;
slotsDrums=slotsOPL3Drums;
slots=drums?slotsDrums:slotsNonDrums;
chanMap=chanMapOPL3;
chipFreqBase=9440540;
break;
}
oplType=type;
properDrumsSys=drums;
}
void DivPlatformOPL::setFlags(unsigned int flags) {
/*
if (flags==3) {
chipClock=COLOR_NTSC*12.0/7.0;
} else if (flags==2) {
chipClock=8000000.0;
} else if (flags==1) {
chipClock=COLOR_PAL*12.0/7.0;
} else {
chipClock=COLOR_NTSC*15.0/7.0;
}
ladder=flags&0x80000000;
OPN2_SetChipType(ladder?ym3438_mode_ym2612:0);
if (useYMFM) {
if (fm_ymfm!=NULL) delete fm_ymfm;
if (ladder) {
fm_ymfm=new ymfm::ym2612(iface);
} else {
fm_ymfm=new ymfm::ym3438(iface);
}
rate=chipClock/144;
} else {
rate=chipClock/36;
}*/
if (oplType==3) {
chipClock=COLOR_NTSC*4.0;
rate=chipClock/288;
} else {
chipClock=COLOR_NTSC;
rate=chipClock/72;
}
}
int DivPlatformOPL::init(DivEngine* p, int channels, int sugRate, unsigned int flags) {
parent=p;
dumpWrites=false;
skipRegisterWrites=false;
for (int i=0; i<20; i++) {
isMuted[i]=false;
}
setFlags(flags);
reset();
return 10;
}
void DivPlatformOPL::quit() {
}
DivPlatformOPL::~DivPlatformOPL() {
}

121
src/engine/platform/opl.h Normal file
View file

@ -0,0 +1,121 @@
/**
* 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 _OPL_H
#define _OPL_H
#include "../dispatch.h"
#include "../macroInt.h"
#include <queue>
#include "../../../extern/Nuked-OPL3/opl3.h"
class DivPlatformOPL: public DivDispatch {
protected:
struct Channel {
DivInstrumentFM state;
DivMacroInt std;
unsigned char freqH, freqL;
int freq, baseFreq, pitch, note;
unsigned char ins;
bool active, insChanged, freqChanged, keyOn, keyOff, portaPause, furnaceDac, inPorta;
int vol, outVol;
unsigned char pan;
Channel():
freqH(0),
freqL(0),
freq(0),
baseFreq(0),
pitch(0),
note(0),
ins(-1),
active(false),
insChanged(true),
freqChanged(false),
keyOn(false),
keyOff(false),
portaPause(false),
furnaceDac(false),
inPorta(false),
vol(0),
pan(3) {}
};
Channel chan[20];
bool isMuted[20];
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;
opl3_chip fm;
const unsigned char** slotsNonDrums;
const unsigned char** slotsDrums;
const unsigned char** slots;
const unsigned short* chanMap;
double chipFreqBase;
int delay, oplType;
unsigned char lastBusy;
unsigned char regPool[512];
bool properDrums, properDrumsSys;
unsigned char lfoValue;
bool useYMFM;
short oldWrites[512];
short pendingWrites[512];
int octave(int freq);
int toFreq(int freq);
friend void putDispatchChan(void*,int,int);
void acquire_nuked(short* bufL, short* bufR, size_t start, size_t len);
//void acquire_ymfm(short* bufL, short* bufR, size_t start, size_t len);
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();
void setYMFM(bool use);
void setOPLType(int type, bool drums);
bool keyOffAffectsArp(int ch);
bool keyOffAffectsPorta(int ch);
void toggleRegisterDump(bool enable);
void setFlags(unsigned int flags);
void notifyInsChange(int ins);
void notifyInsDeletion(void* ins);
int getPortaFloor(int ch);
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();
~DivPlatformOPL();
};
#endif

130
src/engine/platform/opll.cpp
View file

@ -29,47 +29,31 @@
const char* DivPlatformOPLL::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)";
return "12xx: Set level of operator 1 (0 highest, 3F 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)";
return "13xx: Set level of operator 2 (0 highest, F lowest)";
break;
case 0x16:
return "16xy: Set operator multiplier (x: operator from 1 to 4; y: multiplier)";
break;
case 0x17:
return "17xx: Enable channel 6 DAC";
return "16xy: Set operator multiplier (x: operator from 1 to 2; y: multiplier)";
break;
case 0x18:
return "18xx: Toggle extended channel 3 mode";
if (properDrumsSys) {
return "18xx: Toggle drums mode (1: enabled; 0: disabled)";
}
break;
case 0x19:
return "19xx: Set attack of all operators (0 to 1F)";
return "19xx: Set attack of all operators (0 to F)";
break;
case 0x1a:
return "1Axx: Set attack of operator 1 (0 to 1F)";
return "1Axx: Set attack of operator 1 (0 to F)";
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)";
return "1Bxx: Set attack of operator 2 (0 to F)";
break;
}
return NULL;
@ -133,7 +117,9 @@ void DivPlatformOPLL::tick() {
if (chan[i].std.hadVol) {
chan[i].outVol=(chan[i].vol*MIN(15,chan[i].std.vol))/15;
rWrite(0x30+i,((15-(chan[i].outVol*(15-chan[i].state.op[1].tl))/15)&15)|(chan[i].state.opllPreset<<4));
if (i<9) {
rWrite(0x30+i,((15-(chan[i].outVol*(15-chan[i].state.op[1].tl))/15)&15)|(chan[i].state.opllPreset<<4));
}
}
if (chan[i].std.hadArp) {
@ -159,15 +145,15 @@ void DivPlatformOPLL::tick() {
}
if (chan[i].std.hadFb) {
chan[i].state.fb=chan[i].std.fb;
rWrite(0x03,(chan[i].state.op[0].ksl<<6)|((chan[i].state.fms&1)<<4)|((chan[i].state.ams&1)<<3)|chan[i].state.fb);
rWrite(0x03,(chan[i].state.op[1].ksl<<6)|((chan[i].state.fms&1)<<4)|((chan[i].state.ams&1)<<3)|chan[i].state.fb);
}
if (chan[i].std.hadFms) {
chan[i].state.fms=chan[i].std.fms;
rWrite(0x03,(chan[i].state.op[0].ksl<<6)|((chan[i].state.fms&1)<<4)|((chan[i].state.ams&1)<<3)|chan[i].state.fb);
rWrite(0x03,(chan[i].state.op[1].ksl<<6)|((chan[i].state.fms&1)<<4)|((chan[i].state.ams&1)<<3)|chan[i].state.fb);
}
if (chan[i].std.hadAms) {
chan[i].state.ams=chan[i].std.ams;
rWrite(0x03,(chan[i].state.op[0].ksl<<6)|((chan[i].state.fms&1)<<4)|((chan[i].state.ams&1)<<3)|chan[i].state.fb);
rWrite(0x03,(chan[i].state.op[1].ksl<<6)|((chan[i].state.fms&1)<<4)|((chan[i].state.ams&1)<<3)|chan[i].state.fb);
}
for (int j=0; j<2; j++) {
@ -201,9 +187,11 @@ void DivPlatformOPLL::tick() {
if (m.hadTl) {
op.tl=((j==1)?15:63)-m.tl;
if (j==1) {
rWrite(0x30+i,((15-(chan[i].outVol*(15-chan[i].state.op[1].tl))/15)&15)|(chan[i].state.opllPreset<<4));
if (i<9) {
rWrite(0x30+i,((15-(chan[i].outVol*(15-chan[i].state.op[1].tl))/15)&15)|(chan[i].state.opllPreset<<4));
}
} else {
rWrite(0x02,(chan[i].state.op[1].ksl<<6)|(op.tl&63));
rWrite(0x02,(chan[i].state.op[0].ksl<<6)|(op.tl&63));
}
}
@ -214,9 +202,9 @@ void DivPlatformOPLL::tick() {
if (m.hadKsl) {
op.ksl=m.ksl;
if (j==1) {
rWrite(0x02,(op.ksl<<6)|(chan[i].state.op[0].tl&63));
rWrite(0x02,(chan[i].state.op[0].ksl<<6)|(chan[i].state.op[0].tl&63));
} else {
rWrite(0x03,(chan[i].state.op[0].ksl<<6)|((chan[i].state.fms&1)<<4)|((chan[i].state.ams&1)<<3)|chan[i].state.fb);
rWrite(0x03,(chan[i].state.op[1].ksl<<6)|((chan[i].state.fms&1)<<4)|((chan[i].state.ams&1)<<3)|chan[i].state.fb);
}
}
if (m.hadKsr) {
@ -238,7 +226,9 @@ void DivPlatformOPLL::tick() {
drumState&=~(0x10>>(chan[i].note%12));
immWrite(0x0e,0x20|drumState);
} else {
immWrite(0x20+i,(chan[i].freqH)/*|(chan[i].state.alg?0x20:0)*/);
if (i<9) {
immWrite(0x20+i,(chan[i].freqH)|(chan[i].state.alg?0x20:0));
}
}
//chan[i].keyOn=false;
chan[i].keyOff=false;
@ -257,21 +247,23 @@ void DivPlatformOPLL::tick() {
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);
chan[i].freqH=freqt>>8;
chan[i].freqL=freqt&0xff;
if (i>=6 && properDrums) {
immWrite(0x10+drumSlot[i],freqt&0xff);
immWrite(0x20+drumSlot[i],freqt>>8);
} else if (i<6 || !drums) {
immWrite(0x10+i,freqt&0xff);
if (i<9) {
immWrite(0x10+i,freqt&0xff);
}
}
chan[i].freqH=freqt>>8;
}
if (chan[i].keyOn && i>=6 && properDrums) {
if (!isMuted[i]) {
drumState|=(0x10>>(i-6));
immWrite(0x0e,0x20|drumState);
}
chan[i].keyOn=false;
chan[i].keyOn=false;
} else if (chan[i].keyOn && i>=6 && drums) {
//printf("%d\n",chan[i].note%12);
drumState|=(0x10>>(chan[i].note%12));
@ -279,7 +271,11 @@ void DivPlatformOPLL::tick() {
chan[i].keyOn=false;
} else if ((chan[i].keyOn || chan[i].freqChanged) && i<9) {
//immWrite(0x28,0xf0|konOffs[i]);
immWrite(0x20+i,(chan[i].freqH)|(chan[i].active<<4)|(chan[i].state.alg?0x20:0));
if (!(i>=6 && properDrums)) {
if (i<9) {
immWrite(0x20+i,(chan[i].freqH)|(chan[i].active<<4)|(chan[i].state.alg?0x20:0));
}
}
chan[i].keyOn=false;
}
chan[i].freqChanged=false;
@ -365,7 +361,24 @@ int DivPlatformOPLL::dispatch(DivCommand c) {
if (c.chan>=6 && properDrums) { // drums mode
chan[c.chan].insChanged=false;
if (c.value!=DIV_NOTE_NULL) {
chan[c.chan].baseFreq=NOTE_FREQUENCY(c.value);
if (chan[c.chan].state.opllPreset==16 && chan[c.chan].state.fixedDrums) {
switch (c.chan) {
case 6:
chan[c.chan].baseFreq=(chan[c.chan].state.kickFreq&511)<<(chan[c.chan].state.kickFreq>>9);
break;
case 7: case 10:
chan[c.chan].baseFreq=(chan[c.chan].state.snareHatFreq&511)<<(chan[c.chan].state.snareHatFreq>>9);
break;
case 8: case 9:
chan[c.chan].baseFreq=(chan[c.chan].state.tomTopFreq&511)<<(chan[c.chan].state.tomTopFreq>>9);
break;
default:
chan[c.chan].baseFreq=NOTE_FREQUENCY(c.value);
break;
}
} else {
chan[c.chan].baseFreq=NOTE_FREQUENCY(c.value);
}
chan[c.chan].note=c.value;
chan[c.chan].freqChanged=true;
}
@ -381,8 +394,8 @@ int DivPlatformOPLL::dispatch(DivCommand c) {
DivInstrumentFM::Operator& car=chan[c.chan].state.op[1];
rWrite(0x00,(mod.am<<7)|(mod.vib<<6)|((mod.ssgEnv&8)<<2)|(mod.ksr<<4)|(mod.mult));
rWrite(0x01,(car.am<<7)|(car.vib<<6)|((car.ssgEnv&8)<<2)|(car.ksr<<4)|(car.mult));
rWrite(0x02,(car.ksl<<6)|(mod.tl&63));
rWrite(0x03,(mod.ksl<<6)|((chan[c.chan].state.fms&1)<<4)|((chan[c.chan].state.ams&1)<<3)|chan[c.chan].state.fb);
rWrite(0x02,(mod.ksl<<6)|(mod.tl&63));
rWrite(0x03,(car.ksl<<6)|((chan[c.chan].state.fms&1)<<4)|((chan[c.chan].state.ams&1)<<3)|chan[c.chan].state.fb);
rWrite(0x04,(mod.ar<<4)|(mod.dr));
rWrite(0x05,(car.ar<<4)|(car.dr));
rWrite(0x06,(mod.sl<<4)|(mod.rr));
@ -410,7 +423,9 @@ int DivPlatformOPLL::dispatch(DivCommand c) {
immWrite(0x0e,0);
}
}
rWrite(0x30+c.chan,((15-(chan[c.chan].outVol*(15-chan[c.chan].state.op[1].tl))/15)&15)|(chan[c.chan].state.opllPreset<<4));
if (c.chan<9) {
rWrite(0x30+c.chan,((15-(chan[c.chan].outVol*(15-chan[c.chan].state.op[1].tl))/15)&15)|(chan[c.chan].state.opllPreset<<4));
}
}
}
@ -471,15 +486,16 @@ int DivPlatformOPLL::dispatch(DivCommand c) {
if (!chan[c.chan].std.hasVol) {
chan[c.chan].outVol=c.value;
}
if (c.chan>=6 || properDrums) {
if (c.chan>=6 && properDrums) {
drumVol[c.chan-6]=15-chan[c.chan].outVol;
rWrite(0x36,drumVol[0]);
rWrite(0x37,drumVol[1]|(drumVol[4]<<4));
rWrite(0x38,drumVol[3]|(drumVol[2]<<4));
break;
}
if (c.chan<6 || !drums) {
rWrite(0x30+c.chan,((15-(chan[c.chan].outVol*(15-chan[c.chan].state.op[1].tl))/15)&15)|(chan[c.chan].state.opllPreset<<4));
} else if (c.chan<6 || !drums) {
if (c.chan<9) {
rWrite(0x30+c.chan,((15-(chan[c.chan].outVol*(15-chan[c.chan].state.op[1].tl))/15)&15)|(chan[c.chan].state.opllPreset<<4));
}
}
break;
}
@ -541,10 +557,10 @@ int DivPlatformOPLL::dispatch(DivCommand c) {
}
case DIV_CMD_FM_FB: {
if (c.chan>=9 && !properDrums) return 0;
DivInstrumentFM::Operator& mod=chan[c.chan].state.op[0];
//DivInstrumentFM::Operator& car=chan[c.chan].state.op[1];
//DivInstrumentFM::Operator& mod=chan[c.chan].state.op[0];
DivInstrumentFM::Operator& car=chan[c.chan].state.op[1];
chan[c.chan].state.fb=c.value&7;
rWrite(0x03,(mod.ksl<<6)|((chan[c.chan].state.fms&1)<<4)|((chan[c.chan].state.ams&1)<<3)|chan[c.chan].state.fb);
rWrite(0x03,(car.ksl<<6)|((chan[c.chan].state.fms&1)<<4)|((chan[c.chan].state.ams&1)<<3)|chan[c.chan].state.fb);
break;
}
@ -565,13 +581,15 @@ int DivPlatformOPLL::dispatch(DivCommand c) {
if (c.chan>=9 && !properDrums) return 0;
if (c.value==0) {
DivInstrumentFM::Operator& mod=chan[c.chan].state.op[0];
DivInstrumentFM::Operator& car=chan[c.chan].state.op[1];
//DivInstrumentFM::Operator& car=chan[c.chan].state.op[1];
mod.tl=c.value2&63;
rWrite(0x02,(car.ksl<<6)|(mod.tl&63));
rWrite(0x02,(mod.ksl<<6)|(mod.tl&63));
} else {
DivInstrumentFM::Operator& car=chan[c.chan].state.op[1];
car.tl=c.value2&15;
rWrite(0x30+c.chan,((15-(chan[c.chan].outVol*(15-chan[c.chan].state.op[1].tl))/15)&15)|(chan[c.chan].state.opllPreset<<4));
if (c.chan<9) {
rWrite(0x30+c.chan,((15-(chan[c.chan].outVol*(15-chan[c.chan].state.op[1].tl))/15)&15)|(chan[c.chan].state.opllPreset<<4));
}
}
break;
}
@ -632,14 +650,16 @@ void DivPlatformOPLL::forceIns() {
DivInstrumentFM::Operator& car=chan[i].state.op[1];
rWrite(0x00,(mod.am<<7)|(mod.vib<<6)|((mod.ssgEnv&8)<<2)|(mod.ksr<<4)|(mod.mult));
rWrite(0x01,(car.am<<7)|(car.vib<<6)|((car.ssgEnv&8)<<2)|(car.ksr<<4)|(car.mult));
rWrite(0x02,(car.ksl<<6)|(mod.tl&63));
rWrite(0x03,(mod.ksl<<6)|((chan[i].state.fms&1)<<4)|((chan[i].state.ams&1)<<3)|chan[i].state.fb);
rWrite(0x02,(mod.ksl<<6)|(mod.tl&63));
rWrite(0x03,(car.ksl<<6)|((chan[i].state.fms&1)<<4)|((chan[i].state.ams&1)<<3)|chan[i].state.fb);
rWrite(0x04,(mod.ar<<4)|(mod.dr));
rWrite(0x05,(car.ar<<4)|(car.dr));
rWrite(0x06,(mod.sl<<4)|(mod.rr));
rWrite(0x07,(car.sl<<4)|(car.rr));
}
rWrite(0x30+i,((15-(chan[i].outVol*(15-chan[i].state.op[1].tl))/15)&15)|(chan[i].state.opllPreset<<4));
if (i<9) {
rWrite(0x30+i,((15-(chan[i].outVol*(15-chan[i].state.op[1].tl))/15)&15)|(chan[i].state.opllPreset<<4));
}
if (!(i>=6 && properDrums)) {
if (chan[i].active) {
chan[i].keyOn=true;

7
src/engine/platform/pce.cpp
View file

@ -162,6 +162,13 @@ void DivPlatformPCE::tick() {
chWrite(i,0x04,0x80|chan[i].outVol);
}
}
if (chan[i].std.hadDuty && i>=4) {
chan[i].noise=chan[i].std.duty;
chan[i].freqChanged=true;
int noiseSeek=chan[i].note;
if (noiseSeek<0) noiseSeek=0;
chWrite(i,0x07,chan[i].noise?(0x80|(parent->song.properNoiseLayout?(noiseSeek&31):noiseFreq[noiseSeek%12])):0);
}
if (chan[i].std.hadArp) {
if (!chan[i].inPorta) {
if (chan[i].std.arpMode) {

413
src/engine/platform/pcspkr.cpp Normal file
View file

@ -0,0 +1,413 @@
/**
* 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 "pcspkr.h"
#include "../engine.h"
#include <math.h>
#ifdef __linux__
#include <sys/ioctl.h>
#include <sys/select.h>
#include <fcntl.h>
#include <unistd.h>
#include <linux/input.h>
#include <linux/kd.h>
#endif
#define PCSPKR_DIVIDER 4
#define CHIP_DIVIDER 1
const char* regCheatSheetPCSpeaker[]={
"Period", "0",
NULL
};
const char** DivPlatformPCSpeaker::getRegisterSheet() {
return regCheatSheetPCSpeaker;
}
const char* DivPlatformPCSpeaker::getEffectName(unsigned char effect) {
return NULL;
}
const float cut=0.05;
const float reso=0.06;
void DivPlatformPCSpeaker::acquire_unfilt(short* bufL, short* bufR, size_t start, size_t len) {
for (size_t i=start; i<start+len; i++) {
if (on) {
pos-=PCSPKR_DIVIDER;
while (pos<0) {
if (freq<1) {
pos=1;
} else {
pos+=freq;
}
}
bufL[i]=(pos>(freq>>1) && !isMuted[0])?32767:0;
} else {
bufL[i]=0;
}
}
}
void DivPlatformPCSpeaker::acquire_cone(short* bufL, short* bufR, size_t start, size_t len) {
for (size_t i=start; i<start+len; i++) {
if (on) {
pos-=PCSPKR_DIVIDER;
while (pos<0) {
if (freq<1) {
pos=1;
} else {
pos+=freq;
}
}
float next=(pos>((freq+16)>>1) && !isMuted[0])?1:0;
low+=0.04*band;
band+=0.04*(next-low-band);
float out=(low+band)*0.75;
if (out>1.0) out=1.0;
if (out<-1.0) out=-1.0;
bufL[i]=out*32767;
} else {
bufL[i]=0;
}
}
}
void DivPlatformPCSpeaker::acquire_piezo(short* bufL, short* bufR, size_t start, size_t len) {
for (size_t i=start; i<start+len; i++) {
if (on) {
pos-=PCSPKR_DIVIDER;
while (pos<0) {
if (freq<1) {
pos=1;
} else {
pos+=freq;
}
}
float next=(pos>((freq+64)>>1) && !isMuted[0])?1:0;
low+=cut*band;
band+=cut*(next-low-(reso*band));
float out=band*0.15-(next-low)*0.06;
if (out>1.0) out=1.0;
if (out<-1.0) out=-1.0;
bufL[i]=out*32767;
} else {
bufL[i]=0;
}
}
}
void DivPlatformPCSpeaker::beepFreq(int freq) {
#ifdef __linux__
static struct input_event ie;
if (beepFD>=0) {
gettimeofday(&ie.time,NULL);
ie.type=EV_SND;
ie.code=SND_TONE;
if (freq>0) {
ie.value=chipClock/freq;
} else {
ie.value=0;
}
if (write(beepFD,&ie,sizeof(struct input_event))<0) {
perror("error while writing frequency!");
} else {
//printf("writing freq: %d\n",freq);
}
}
#endif
}
void DivPlatformPCSpeaker::acquire_real(short* bufL, short* bufR, size_t start, size_t len) {
if (lastOn!=on || lastFreq!=freq) {
lastOn=on;
lastFreq=freq;
beepFreq((on && !isMuted[0])?freq:0);
}
for (size_t i=start; i<start+len; i++) {
bufL[i]=0;
}
}
void DivPlatformPCSpeaker::acquire(short* bufL, short* bufR, size_t start, size_t len) {
switch (speakerType) {
case 0:
acquire_unfilt(bufL,bufR,start,len);
break;
case 1:
acquire_cone(bufL,bufR,start,len);
break;
case 2:
acquire_piezo(bufL,bufR,start,len);
break;
case 3:
acquire_real(bufL,bufR,start,len);
break;
}
}
void DivPlatformPCSpeaker::tick() {
for (int i=0; i<1; i++) {
chan[i].std.next();
if (chan[i].std.hadVol) {
// ok, why are the volumes like that?
chan[i].outVol=chan[i].vol;
}
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].freqChanged || chan[i].keyOn || chan[i].keyOff) {
chan[i].freq=parent->calcFreq(chan[i].baseFreq,chan[i].pitch,true)-1;
if (chan[i].freq<0) chan[i].freq=0;
if (chan[i].freq>65535) chan[i].freq=65535;
if (chan[i].keyOn) {
on=true;
}
if (chan[i].keyOff) {
on=false;
}
freq=chan[i].freq;
if (chan[i].keyOn) chan[i].keyOn=false;
if (chan[i].keyOff) chan[i].keyOff=false;
chan[i].freqChanged=false;
}
}
}
int DivPlatformPCSpeaker::dispatch(DivCommand c) {
switch (c.cmd) {
case DIV_CMD_NOTE_ON:
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;
chan[c.chan].std.init(parent->getIns(chan[c.chan].ins));
break;
case DIV_CMD_NOTE_OFF:
chan[c.chan].active=false;
chan[c.chan].keyOff=true;
chan[c.chan].std.init(NULL);
break;
case DIV_CMD_NOTE_OFF_ENV:
case DIV_CMD_ENV_RELEASE:
chan[c.chan].std.release();
break;
case DIV_CMD_INSTRUMENT:
if (chan[c.chan].ins!=c.value || c.value2==1) {
chan[c.chan].ins=c.value;
}
break;
case DIV_CMD_VOLUME:
if (chan[c.chan].vol!=c.value) {
chan[c.chan].vol=c.value;
if (!chan[c.chan].std.hasVol) {
chan[c.chan].outVol=c.value;
}
if (chan[c.chan].active) {
on=chan[c.chan].vol;
}
}
break;
case DIV_CMD_GET_VOLUME:
return chan[c.chan].vol;
break;
case DIV_CMD_PITCH:
chan[c.chan].pitch=c.value;
chan[c.chan].freqChanged=true;
break;
case DIV_CMD_NOTE_PORTA: {
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;
}
case DIV_CMD_LEGATO:
if (c.chan==3) break;
chan[c.chan].baseFreq=NOTE_PERIODIC(c.value+((chan[c.chan].std.willArp && !chan[c.chan].std.arpMode)?(chan[c.chan].std.arp):(0)));
chan[c.chan].freqChanged=true;
chan[c.chan].note=c.value;
break;
case DIV_CMD_PRE_PORTA:
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_GET_VOLMAX:
return 1;
break;
case DIV_ALWAYS_SET_VOLUME:
return 1;
break;
default:
break;
}
return 1;
}
void DivPlatformPCSpeaker::muteChannel(int ch, bool mute) {
isMuted[ch]=mute;
}
void DivPlatformPCSpeaker::forceIns() {
for (int i=0; i<1; i++) {
chan[i].insChanged=true;
}
}
void* DivPlatformPCSpeaker::getChanState(int ch) {
return &chan[ch];
}
unsigned char* DivPlatformPCSpeaker::getRegisterPool() {
if (on) {
regPool[0]=freq;
regPool[1]=freq>>8;
} else {
regPool[0]=0;
regPool[1]=0;
}
return regPool;
}
int DivPlatformPCSpeaker::getRegisterPoolSize() {
return 2;
}
void DivPlatformPCSpeaker::reset() {
for (int i=0; i<1; i++) {
chan[i]=DivPlatformPCSpeaker::Channel();
}
if (dumpWrites) {
addWrite(0xffffffff,0);
}
on=false;
lastOn=false;
freq=0;
lastFreq=0;
pos=0;
flip=false;
low=0;
band=0;
if (speakerType==3) {
#ifdef __linux__
if (beepFD==-1) {
beepFD=open("/dev/input/by-path/platform-pcspkr-event-spkr",O_WRONLY);
if (beepFD<0) {
perror("error while opening PC speaker");
}
}
#endif
beepFreq(0);
} else {
beepFreq(0);
}
memset(regPool,0,2);
}
bool DivPlatformPCSpeaker::keyOffAffectsArp(int ch) {
return true;
}
void DivPlatformPCSpeaker::setFlags(unsigned int flags) {
chipClock=COLOR_NTSC/3.0;
rate=chipClock/PCSPKR_DIVIDER;
speakerType=flags&3;
}
void DivPlatformPCSpeaker::notifyInsDeletion(void* ins) {
for (int i=0; i<1; i++) {
chan[i].std.notifyInsDeletion((DivInstrument*)ins);
}
}
void DivPlatformPCSpeaker::notifyPlaybackStop() {
beepFreq(0);
}
void DivPlatformPCSpeaker::poke(unsigned int addr, unsigned short val) {
// ???
}
void DivPlatformPCSpeaker::poke(std::vector<DivRegWrite>& wlist) {
// ???
}
int DivPlatformPCSpeaker::init(DivEngine* p, int channels, int sugRate, unsigned int flags) {
parent=p;
dumpWrites=false;
skipRegisterWrites=false;
beepFD=-1;
for (int i=0; i<1; i++) {
isMuted[i]=false;
}
setFlags(flags);
reset();
return 5;
}
void DivPlatformPCSpeaker::quit() {
if (speakerType==3) {
beepFreq(0);
}
#ifdef __linux__
if (beepFD>=0) close(beepFD);
#endif
}
DivPlatformPCSpeaker::~DivPlatformPCSpeaker() {
}

95
src/engine/platform/pcspkr.h Normal file
View file

@ -0,0 +1,95 @@
/**
* 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 _PCSPKR_H
#define _PCSPKR_H
#include "../dispatch.h"
#include "../macroInt.h"
class DivPlatformPCSpeaker: public DivDispatch {
struct Channel {
int freq, baseFreq, pitch, note;
unsigned char ins, duty, sweep;
bool active, insChanged, freqChanged, sweepChanged, keyOn, keyOff, inPorta, furnaceDac;
signed char vol, outVol, wave;
DivMacroInt std;
Channel():
freq(0),
baseFreq(0),
pitch(0),
note(0),
ins(-1),
duty(0),
sweep(8),
active(false),
insChanged(true),
freqChanged(false),
sweepChanged(false),
keyOn(false),
keyOff(false),
inPorta(false),
furnaceDac(false),
vol(15),
outVol(15),
wave(-1) {}
};
Channel chan[1];
bool isMuted[1];
bool on, flip, lastOn;
int pos, speakerType, beepFD;
float low, band;
float low2, high2, band2;
float low3, band3;
unsigned short freq, lastFreq;
unsigned char regPool[2];
friend void putDispatchChan(void*,int,int);
void beepFreq(int freq);
void acquire_unfilt(short* bufL, short* bufR, size_t start, size_t len);
void acquire_cone(short* bufL, short* bufR, size_t start, size_t len);
void acquire_piezo(short* bufL, short* bufR, size_t start, size_t len);
void acquire_real(short* bufL, short* bufR, size_t start, size_t len);
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 keyOffAffectsArp(int ch);
void setFlags(unsigned int flags);
void notifyInsDeletion(void* ins);
void notifyPlaybackStop();
void poke(unsigned int addr, unsigned short val);
void poke(std::vector<DivRegWrite>& wlist);
const char** getRegisterSheet();
const char* getEffectName(unsigned char effect);
int init(DivEngine* parent, int channels, int sugRate, unsigned int flags);
void quit();
~DivPlatformPCSpeaker();
};
#endif

6
src/engine/platform/sound/pce_psg.cpp
View file

@ -157,12 +157,6 @@ void PCE_PSG::RecalcUOFunc(int chnum)
//printf("UO Update: %d, %02x\n", chnum, ch->control);
// what is this?
if (lfoctrl&3 && chnum==1) {
ch->UpdateOutput = &PCE_PSG::UpdateOutput_Off;
return;
}
if((revision != REVISION_HUC6280 && !(ch->control & 0xC0)) || (revision == REVISION_HUC6280 && !(ch->control & 0x80)))
ch->UpdateOutput = &PCE_PSG::UpdateOutput_Off;
else if(ch->noisectrl & ch->control & 0x80)

409
src/engine/platform/sound/swan.cpp Normal file
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@ -0,0 +1,409 @@
/******************************************************************************/
/* Mednafen - Multi-system Emulator */
/******************************************************************************/
/* sound.cpp - WonderSwan Sound Emulation
** Copyright (C) 2007-2017 Mednafen Team
** Copyright (C) 2016 Alex 'trap15' Marshall - http://daifukkat.su/
**
** 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 "swan.h"
#include <string.h>
#define MK_SAMPLE_CACHE \
{ \
int sample; \
sample = (((wsRAM[(/*(SampleRAMPos << 6) + */(sample_pos[ch] >> 1) + (ch << 4)) ] >> ((sample_pos[ch] & 1) ? 4 : 0)) & 0x0F)); \
sample_cache[ch][0] = sample * ((volume[ch] >> 4) & 0x0F); \
sample_cache[ch][1] = sample * ((volume[ch] >> 0) & 0x0F); \
}
#define MK_SAMPLE_CACHE_NOISE \
{ \
int sample; \
sample = ((nreg & 1) ? 0xF : 0x0); \
sample_cache[ch][0] = sample * ((volume[ch] >> 4) & 0x0F); \
sample_cache[ch][1] = sample * ((volume[ch] >> 0) & 0x0F); \
}
#define MK_SAMPLE_CACHE_VOICE \
{ \
int sample, half; \
sample = volume[ch]; \
half = sample >> 1; \
sample_cache[ch][0] = (voice_volume & 4) ? sample : (voice_volume & 8) ? half : 0; \
sample_cache[ch][1] = (voice_volume & 1) ? sample : (voice_volume & 2) ? half : 0; \
}
#define SYNCSAMPLE(wt) /* \
{ \
int32_t left = sample_cache[ch][0], right = sample_cache[ch][1]; \
WaveSynth.offset_inline(wt, left - last_val[ch][0], sbuf[0]); \
WaveSynth.offset_inline(wt, right - last_val[ch][1], sbuf[1]); \
last_val[ch][0] = left; \
last_val[ch][1] = right; \
} */
#define SYNCSAMPLE_NOISE(wt) SYNCSAMPLE(wt)
void WSwan::SoundUpdate(uint32_t v30mz_timestamp)
{
int32_t run_time;
//printf("%d\n", v30mz_timestamp);
//printf("%02x %02x\n", control, noise_control);
run_time = v30mz_timestamp - last_ts;
for(int y = 0; y < 2; y++)
sbuf[y] = 0;
for(unsigned int ch = 0; ch < 4; ch++)
{
// Channel is disabled?
if(!(control & (1 << ch)))
continue;
if(ch == 1 && (control & 0x20)) // Direct D/A mode?
{
MK_SAMPLE_CACHE_VOICE;
SYNCSAMPLE(v30mz_timestamp);
}
else if(ch == 2 && (control & 0x40) && sweep_value) // Sweep
{
uint32_t tmp_pt = 2048 - period[ch];
uint32_t tmp_run_time = run_time;
while(tmp_run_time)
{
int32_t sub_run_time = tmp_run_time;
if(sub_run_time > sweep_8192_divider)
sub_run_time = sweep_8192_divider;
sweep_8192_divider -= sub_run_time;
if(sweep_8192_divider <= 0)
{
sweep_8192_divider += 8192;
sweep_counter--;
if(sweep_counter <= 0)
{
sweep_counter = sweep_step + 1;
period[ch] = (period[ch] + (int8_t)sweep_value) & 0x7FF;
}
}
if(tmp_pt > 4)
{
period_counter[ch] -= sub_run_time;
while(period_counter[ch] <= 0)
{
sample_pos[ch] = (sample_pos[ch] + 1) & 0x1F;
MK_SAMPLE_CACHE;
period_counter[ch] += tmp_pt;
}
}
tmp_run_time -= sub_run_time;
}
}
else if(ch == 3 && (control & 0x80) && (noise_control & 0x10)) // Noise
{
uint32_t tmp_pt = 2048 - period[ch];
period_counter[ch] -= run_time;
while(period_counter[ch] <= 0)
{
static const uint8_t stab[8] = { 14, 10, 13, 4, 8, 6, 9, 11 };
nreg = ((nreg << 1) | ((1 ^ (nreg >> 7) ^ (nreg >> stab[noise_control & 0x7])) & 1)) & 0x7FFF;
if(control & 0x80)
{
MK_SAMPLE_CACHE_NOISE;
SYNCSAMPLE_NOISE(v30mz_timestamp + period_counter[ch]);
}
else if(tmp_pt > 4)
{
sample_pos[ch] = (sample_pos[ch] + 1) & 0x1F;
MK_SAMPLE_CACHE;
SYNCSAMPLE(v30mz_timestamp + period_counter[ch]);
}
period_counter[ch] += tmp_pt;
}
}
else
{
uint32_t tmp_pt = 2048 - period[ch];
if(tmp_pt > 4)
{
period_counter[ch] -= run_time;
while(period_counter[ch] <= 0)
{
sample_pos[ch] = (sample_pos[ch] + 1) & 0x1F;
MK_SAMPLE_CACHE;
SYNCSAMPLE(v30mz_timestamp + period_counter[ch]); // - period_counter[ch]);
period_counter[ch] += tmp_pt;
}
}
}
sbuf[0] += sample_cache[ch][0];
sbuf[1] += sample_cache[ch][1];
}
if(HVoiceCtrl & 0x80)
{
int16_t sample = (uint8_t)HyperVoice;
switch(HVoiceCtrl & 0xC)
{
case 0x0: sample = (uint16_t)sample << (8 - (HVoiceCtrl & 3)); break;
case 0x4: sample = (uint16_t)(sample | -0x100) << (8 - (HVoiceCtrl & 3)); break;
case 0x8: sample = (uint16_t)((int8_t)sample) << (8 - (HVoiceCtrl & 3)); break;
case 0xC: sample = (uint16_t)sample << 8; break;
}
// bring back to 11bit, keeping signedness
sample >>= 5;
int32_t left, right;
left = (HVoiceChanCtrl & 0x40) ? sample : 0;
right = (HVoiceChanCtrl & 0x20) ? sample : 0;
// WaveSynth.offset_inline(v30mz_timestamp, left - last_hv_val[0], sbuf[0]);
// WaveSynth.offset_inline(v30mz_timestamp, right - last_hv_val[1], sbuf[1]);
// last_hv_val[0] = left;
// last_hv_val[1] = right;
sbuf[0] += left;
sbuf[1] += right;
}
last_ts = v30mz_timestamp;
}
void WSwan::SoundWrite(uint32_t A, uint8_t V)
{
if(A >= 0x80 && A <= 0x87)
{
int ch = (A - 0x80) >> 1;
if(A & 1)
period[ch] = (period[ch] & 0x00FF) | ((V & 0x07) << 8);
else
period[ch] = (period[ch] & 0x0700) | ((V & 0xFF) << 0);
//printf("Period %d: 0x%04x --- %f\n", ch, period[ch], 3072000.0 / (2048 - period[ch]));
}
else if(A >= 0x88 && A <= 0x8B)
{
volume[A - 0x88] = V;
}
else if(A == 0x8C)
sweep_value = V;
else if(A == 0x8D)
{
sweep_step = V;
sweep_counter = sweep_step + 1;
sweep_8192_divider = 8192;
}
else if(A == 0x8E)
{
//printf("NOISECONTROL: %02x\n", V);
if(V & 0x8)
nreg = 0;
noise_control = V & 0x17;
}
else if(A == 0x90)
{
for(int n = 0; n < 4; n++)
{
if(!(control & (1 << n)) && (V & (1 << n)))
{
period_counter[n] = 1;
sample_pos[n] = 0x1F;
}
}
control = V;
//printf("Sound Control: %02x\n", V);
}
else if(A == 0x91)
{
output_control = V & 0xF;
//printf("%02x, %02x\n", V, (V >> 1) & 3);
}
else if(A == 0x92)
nreg = (nreg & 0xFF00) | (V << 0);
else if(A == 0x93)
nreg = (nreg & 0x00FF) | ((V & 0x7F) << 8);
else if(A == 0x94)
{
voice_volume = V & 0xF;
//printf("%02x\n", V);
}
else switch(A)
{
case 0x6A: HVoiceCtrl = V; break;
case 0x6B: HVoiceChanCtrl = V & 0x6F; break;
case 0x8F: SampleRAMPos = V; break;
case 0x95: HyperVoice = V; break; // Pick a port, any port?!
//default: printf("%04x:%02x\n", A, V); break;
}
}
uint8_t WSwan::SoundRead(uint32_t A)
{
if(A >= 0x80 && A <= 0x87)
{
int ch = (A - 0x80) >> 1;
if(A & 1)
return(period[ch] >> 8);
else
return(period[ch]);
}
else if(A >= 0x88 && A <= 0x8B)
return(volume[A - 0x88]);
else switch(A)
{
default: /*printf("SoundRead: %04x\n", A);*/ return(0);
case 0x6A: return(HVoiceCtrl);
case 0x6B: return(HVoiceChanCtrl);
case 0x8C: return(sweep_value);
case 0x8D: return(sweep_step);
case 0x8E: return(noise_control);
case 0x8F: return(SampleRAMPos);
case 0x90: return(control);
case 0x91: return(output_control | 0x80);
case 0x92: return((nreg >> 0) & 0xFF);
case 0x93: return((nreg >> 8) & 0xFF);
case 0x94: return(voice_volume);
}
}
void WSwan::RAMWrite(uint32_t A, uint8_t V)
{
wsRAM[A & 0x3F] = V;
}
int32_t WSwan::SoundFlush(int16_t *SoundBuf, const int32_t MaxSoundFrames)
{
int32_t FrameCount = 0;
if(SoundBuf)
{
for(int y = 0; y < 2; y++)
{
// sbuf[y]->end_frame(v30mz_timestamp);
// FrameCount = sbuf[y]->read_samples(SoundBuf + y, MaxSoundFrames, true);
int32_t left = sbuf[0];
int32_t right = sbuf[1];
if (left >= 0x400) left = 0x3FF;
else if (left < -0x400) left = -0x400;
if (right >= 0x400) left = 0x3FF;
else if (right < -0x400) left = -0x400;
SoundBuf[0] = (int16_t)left << 5;
SoundBuf[1] = (int16_t)right << 5;
}
}
last_ts = 0;
return(FrameCount);
}
// Call before wsRAM is updated
// void WSwan::SoundCheckRAMWrite(uint32_t A)
// {
// if((A >> 6) == SampleRAMPos)
// SoundUpdate();
// }
// static void RedoVolume(void)
// {
// WaveSynth.volume(2.5);
// }
// void WSwan::SoundInit(void)
// {
// for(int i = 0; i < 2; i++)
// {
// sbuf[i] = new Blip_Buffer();
// sbuf[i]->set_sample_rate(0 ? 0 : 44100, 60);
// sbuf[i]->clock_rate((long)(3072000));
// sbuf[i]->bass_freq(20);
// }
// RedoVolume();
// }
// void WSwan::SoundKill(void)
// {
// for(int i = 0; i < 2; i++)
// {
// if(sbuf[i])
// {
// delete sbuf[i];
// sbuf[i] = NULL;
// }
// }
// }
// bool WSwan::SetSoundRate(uint32_t rate)
// {
// for(int i = 0; i < 2; i++)
// sbuf[i]->set_sample_rate(rate?rate:44100, 60);
// return(true);
// }
void WSwan::SoundReset(void)
{
memset(period, 0, sizeof(period));
memset(volume, 0, sizeof(volume));
voice_volume = 0;
sweep_step = 0;
sweep_value = 0;
noise_control = 0;
control = 0;
output_control = 0;
sweep_8192_divider = 8192;
sweep_counter = 1;
SampleRAMPos = 0;
for(unsigned ch = 0; ch < 4; ch++)
period_counter[ch] = 1;
memset(sample_pos, 0, sizeof(sample_pos));
nreg = 0;
memset(sample_cache, 0, sizeof(sample_cache));
// memset(last_val, 0, sizeof(last_val));
last_v_val = 0;
HyperVoice = 0;
last_hv_val[0] = last_hv_val[1] = 0;
HVoiceCtrl = 0;
HVoiceChanCtrl = 0;
for(int y = 0; y < 2; y++)
// sbuf[y]->clear();
sbuf[y] = 0;
last_ts = 0;
}

81
src/engine/platform/sound/swan.h Normal file
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/******************************************************************************/
/* Mednafen - Multi-system Emulator */
/******************************************************************************/
/* sound.h - WonderSwan Sound Emulation
** Copyright (C) 2007-2016 Mednafen Team
**
** 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 __WSWAN_SOUND_H
#define __WSWAN_SOUND_H
#include <stdint.h>
class WSwan
{
public:
int32_t SoundFlush(int16_t *SoundBuf, const int32_t MaxSoundFrames);
// void SoundInit(void);
// void SoundKill(void);
// void SetSoundMultiplier(double multiplier);
// bool SetSoundRate(uint32_t rate);
void SoundWrite(uint32_t, uint8_t);
uint8_t SoundRead(uint32_t);
void SoundReset(void);
// void SoundCheckRAMWrite(uint32_t A);
void SoundUpdate(uint32_t);
void RAMWrite(uint32_t, uint8_t);
private:
// Blip_Synth<blip_good_quality, 4096> WaveSynth;
// Blip_Buffer *sbuf[2] = { NULL };
int32_t sbuf[2];
uint16_t period[4];
uint8_t volume[4]; // left volume in upper 4 bits, right in lower 4 bits
uint8_t voice_volume;
uint8_t sweep_step, sweep_value;
uint8_t noise_control;
uint8_t control;
uint8_t output_control;
int32_t sweep_8192_divider;
uint8_t sweep_counter;
uint8_t SampleRAMPos;
int32_t sample_cache[4][2];
int32_t last_v_val;
uint8_t HyperVoice;
int32_t last_hv_val[2];
uint8_t HVoiceCtrl, HVoiceChanCtrl;
int32_t period_counter[4];
// int32_t last_val[4][2]; // Last outputted value, l&r
uint8_t sample_pos[4];
uint16_t nreg;
uint32_t last_ts;
uint8_t wsRAM[64];
};
#endif

521
src/engine/platform/swan.cpp Normal file
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/**
* 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 "swan.h"
#include "../engine.h"
#include <math.h>
#define rWrite(a,v) if (!skipRegisterWrites) {writes.emplace(a,v); if (dumpWrites) {addWrite(a,v);}}
#define CHIP_DIVIDER 32
const char* regCheatSheetWS[]={
"CH1_Pitch", "00",
"CH2_Pitch", "02",
"CH3_Pitch", "04",
"CH4_Pitch", "06",
"CH1_Vol", "08",
"CH2_Vol", "09",
"CH3_Vol", "0A",
"CH4_Vol", "0B",
"Sweep_Value", "0C",
"Sweep_Time", "0D",
"Noise", "0E",
"Wave_Base", "0F",
"Ctrl", "10",
"Output", "11",
"Random", "12",
"Voice_Ctrl", "14",
"Wave_Mem", "40",
NULL
};
const char** DivPlatformSwan::getRegisterSheet() {
return regCheatSheetWS;
}
const char* DivPlatformSwan::getEffectName(unsigned char effect) {
switch (effect) {
case 0x10:
return "10xx: Change waveform";
break;
case 0x11:
return "11xx: Setup noise mode (0: disabled; 1-8: enabled/tap)";
break;
case 0x12:
return "12xx: Setup sweep period (0: disabled; 1-20: enabled/period)";
break;
case 0x13:
return "13xx: Set sweep amount";
break;
case 0x17:
return "17xx: Toggle PCM mode";
break;
}
return NULL;
}
void DivPlatformSwan::acquire(short* bufL, short* bufR, size_t start, size_t len) {
for (size_t h=start; h<start+len; h++) {
// PCM part
if (pcm && dacSample!=-1) {
dacPeriod+=dacRate;
while (dacPeriod>rate) {
DivSample* s=parent->getSample(dacSample);
if (s->samples<=0) {
dacSample=-1;
continue;
}
rWrite(0x09,(unsigned char)s->data8[dacPos++]+0x80);
if (dacPos>=s->samples) {
if (s->loopStart>=0 && s->loopStart<=(int)s->samples) {
dacPos=s->loopStart;
} else {
dacSample=-1;
}
}
dacPeriod-=rate;
}
}
// the rest
while (!writes.empty()) {
QueuedWrite w=writes.front();
regPool[w.addr]=w.val;
if (w.addr<0x40) ws->SoundWrite(w.addr|0x80,w.val);
else ws->RAMWrite(w.addr&0x3f,w.val);
writes.pop();
}
int16_t samp[2]{0, 0};
ws->SoundUpdate(16);
ws->SoundFlush(samp, 1);
bufL[h]=samp[0];
bufR[h]=samp[1];
}
}
void DivPlatformSwan::updateWave(int ch) {
DivWavetable* wt=parent->getWave(chan[ch].wave);
unsigned char addr=0x40+ch*16;
if (wt->max<1 || wt->len<1) {
for (int i=0; i<16; i++) {
rWrite(addr+i,0);
}
} else {
for (int i=0; i<16; i++) {
unsigned char nibble1=(wt->data[(i*2)*wt->len/32]*15)/wt->max;
unsigned char nibble2=(wt->data[(1+i*2)*wt->len/32]*15)/wt->max;
rWrite(addr+i,nibble1|(nibble2<<4));
}
}
}
void DivPlatformSwan::calcAndWriteOutVol(int ch, int env) {
int vl=chan[ch].vol*((chan[ch].pan>>4)&0x0f)*env/225;
int vr=chan[ch].vol*(chan[ch].pan&0x0f)*env/225;
if (ch==1&&pcm) {
vl=(vl>0)?((vl>7)?3:2):0;
vr=(vr>0)?((vr>7)?3:2):0;
chan[1].outVol=vr|(vl<<2);
} else {
chan[ch].outVol=vr|(vl<<4);
}
writeOutVol(ch);
}
void DivPlatformSwan::writeOutVol(int ch) {
unsigned char val=isMuted[ch]?0:chan[ch].outVol;
if (ch==1&&pcm) {
rWrite(0x14,val)
} else {
rWrite(0x08+ch,val);
}
}
void DivPlatformSwan::tick() {
unsigned char sndCtrl=(pcm?0x20:0)|(sweep?0x40:0)|((noise>0)?0x80:0);
for (int i=0; i<4; i++) {
chan[i].std.next();
if (chan[i].std.hadVol) {
int env=chan[i].std.vol;
if(parent->getIns(chan[i].ins)->type==DIV_INS_AMIGA) {
env=MIN(env/4,15);
}
calcAndWriteOutVol(i,env);
}
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.hadWave && !(i==1 && pcm)) {
if (chan[i].wave!=chan[i].std.wave) {
chan[i].wave=chan[i].std.wave;
updateWave(i);
}
}
if (chan[i].active) {
sndCtrl|=(1<<i);
}
if (chan[i].freqChanged || chan[i].keyOn || chan[i].keyOff) {
chan[i].freq=parent->calcFreq(chan[i].baseFreq,chan[i].pitch,true);
if (i==1 && pcm && furnaceDac) {
double off=1.0;
if (dacSample>=0 && dacSample<parent->song.sampleLen) {
DivSample* s=parent->getSample(dacSample);
if (s->centerRate<1) {
off=1.0;
} else {
off=8363.0/(double)s->centerRate;
}
}
dacRate=((double)chipClock/2)/MAX(1,off*chan[i].freq);
if (dumpWrites) addWrite(0xffff0001,dacRate);
}
if (chan[i].freq>2048) chan[i].freq=2048;
if (chan[i].freq<1) chan[i].freq=1;
int rVal=2048-chan[i].freq;
rWrite(i*2,rVal&0xff);
rWrite(i*2+1,rVal>>8);
if (chan[i].keyOn) {
if (!chan[i].std.willVol) {
calcAndWriteOutVol(i,15);
}
if (chan[i].wave<0) {
chan[i].wave=0;
updateWave(i);
}
chan[i].keyOn=false;
}
if (chan[i].keyOff) {
chan[i].keyOff=false;
}
chan[i].freqChanged=false;
}
}
if (chan[3].std.hadDuty) {
noise=chan[3].std.duty;
if (noise>0) {
rWrite(0x0e,((noise-1)&0x07)|0x18);
sndCtrl|=0x80;
} else {
sndCtrl&=~0x80;
}
}
rWrite(0x10,sndCtrl);
}
int DivPlatformSwan::dispatch(DivCommand c) {
switch (c.cmd) {
case DIV_CMD_NOTE_ON: {
DivInstrument* ins=parent->getIns(chan[c.chan].ins);
if (c.chan==1) {
if (ins->type==DIV_INS_AMIGA) {
pcm=true;
} else if (furnaceDac) {
pcm=false;
}
if (pcm) {
if (skipRegisterWrites) break;
dacPos=0;
dacPeriod=0;
if (ins->type==DIV_INS_AMIGA) {
dacSample=ins->amiga.initSample;
if (dacSample<0 || dacSample>=parent->song.sampleLen) {
dacSample=-1;
if (dumpWrites) addWrite(0xffff0002,0);
break;
} else {
if (dumpWrites) {
addWrite(0xffff0000,dacSample);
}
}
if (c.value!=DIV_NOTE_NULL) {
chan[1].baseFreq=NOTE_PERIODIC(c.value);
chan[1].freqChanged=true;
chan[1].note=c.value;
}
chan[1].active=true;
chan[1].keyOn=true;
chan[1].std.init(ins);
furnaceDac=true;
} else {
if (c.value!=DIV_NOTE_NULL) {
chan[1].note=c.value;
}
dacSample=12*sampleBank+chan[1].note%12;
if (dacSample>=parent->song.sampleLen) {
dacSample=-1;
if (dumpWrites) addWrite(0xffff0002,0);
break;
} else {
if (dumpWrites) addWrite(0xffff0000,dacSample);
}
dacRate=parent->getSample(dacSample)->rate;
if (dumpWrites) {
addWrite(0xffff0001,dacRate);
}
chan[1].active=true;
chan[1].keyOn=true;
furnaceDac=false;
}
break;
}
}
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;
chan[c.chan].std.init(ins);
break;
}
case DIV_CMD_NOTE_OFF:
if (c.chan==1&&pcm) {
dacSample=-1;
if (dumpWrites) addWrite(0xffff0002,0);
pcm=false;
}
chan[c.chan].active=false;
chan[c.chan].keyOff=true;
chan[c.chan].std.init(NULL);
break;
case DIV_CMD_NOTE_OFF_ENV:
case DIV_CMD_ENV_RELEASE:
chan[c.chan].std.release();
break;
case DIV_CMD_INSTRUMENT:
if (chan[c.chan].ins!=c.value || c.value2==1) {
chan[c.chan].ins=c.value;
}
break;
case DIV_CMD_VOLUME:
if (chan[c.chan].vol!=c.value) {
chan[c.chan].vol=c.value;
if (!chan[c.chan].std.hadVol) {
calcAndWriteOutVol(c.chan,15);
}
}
break;
case DIV_CMD_GET_VOLUME:
return chan[c.chan].vol;
break;
case DIV_CMD_PITCH:
chan[c.chan].pitch=c.value;
chan[c.chan].freqChanged=true;
break;
case DIV_CMD_WAVE:
chan[c.chan].wave=c.value;
updateWave(c.chan);
chan[c.chan].keyOn=true;
break;
case DIV_CMD_WS_SWEEP_TIME:
if (c.chan==2) {
if (c.value==0) {
sweep=false;
} else {
sweep=true;
rWrite(0x0d,(c.value-1)&0xff);
}
}
break;
case DIV_CMD_WS_SWEEP_AMOUNT:
if (c.chan==2) {
rWrite(0x0c,c.value&0xff);
}
break;
case DIV_CMD_NOTE_PORTA: {
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;
}
case DIV_CMD_STD_NOISE_MODE:
if (c.chan==3) {
noise=c.value&0xff;
if (noise>0) rWrite(0x0e,((noise-1)&0x07)|0x18);
}
break;
case DIV_CMD_SAMPLE_MODE:
if (c.chan==1) pcm=c.value;
break;
case DIV_CMD_SAMPLE_BANK:
sampleBank=c.value;
if (sampleBank>(parent->song.sample.size()/12)) {
sampleBank=parent->song.sample.size()/12;
}
break;
case DIV_CMD_PANNING: {
chan[c.chan].pan=c.value;
calcAndWriteOutVol(c.chan,chan[c.chan].std.willVol?chan[c.chan].std.vol:15);
break;
}
case DIV_CMD_LEGATO:
chan[c.chan].baseFreq=NOTE_PERIODIC(c.value+((chan[c.chan].std.willArp && !chan[c.chan].std.arpMode)?(chan[c.chan].std.arp):(0)));
chan[c.chan].freqChanged=true;
chan[c.chan].note=c.value;
break;
case DIV_CMD_PRE_PORTA:
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_GET_VOLMAX:
return 15;
break;
case DIV_ALWAYS_SET_VOLUME:
return 1;
break;
default:
break;
}
return 1;
}
void DivPlatformSwan::muteChannel(int ch, bool mute) {
isMuted[ch]=mute;
writeOutVol(ch);
}
void DivPlatformSwan::forceIns() {
for (int i=0; i<4; i++) {
chan[i].insChanged=true;
chan[i].freqChanged=true;
updateWave(i);
writeOutVol(i);
}
}
void* DivPlatformSwan::getChanState(int ch) {
return &chan[ch];
}
unsigned char* DivPlatformSwan::getRegisterPool() {
// get Random from emulator
regPool[0x12]=ws->SoundRead(0x92);
regPool[0x13]=ws->SoundRead(0x93);
return regPool;
}
int DivPlatformSwan::getRegisterPoolSize() {
return 128;
}
void DivPlatformSwan::reset() {
while (!writes.empty()) writes.pop();
memset(regPool,0,128);
for (int i=0; i<4; i++) {
chan[i]=Channel();
chan[i].vol=15;
chan[i].pan=0xff;
rWrite(0x08+i,0xff);
}
if (dumpWrites) {
addWrite(0xffffffff,0);
}
ws->SoundReset();
pcm=false;
sweep=false;
furnaceDac=false;
noise=0;
dacPeriod=0;
dacRate=0;
dacPos=0;
dacSample=-1;
sampleBank=0;
rWrite(0x0f,0x00); // wave table at 0x0000
rWrite(0x11,0x09); // enable speakers
}
bool DivPlatformSwan::isStereo() {
return true;
}
void DivPlatformSwan::notifyWaveChange(int wave) {
for (int i=0; i<4; i++) {
if (chan[i].wave==wave) {
updateWave(i);
}
}
}
void DivPlatformSwan::notifyInsDeletion(void* ins) {
for (int i=0; i<4; i++) {
chan[i].std.notifyInsDeletion((DivInstrument*)ins);
}
}
void DivPlatformSwan::poke(unsigned int addr, unsigned short val) {
rWrite(addr,val);
}
void DivPlatformSwan::poke(std::vector<DivRegWrite>& wlist) {
for (DivRegWrite& i: wlist) rWrite(i.addr,i.val);
}
int DivPlatformSwan::init(DivEngine* p, int channels, int sugRate, unsigned int flags) {
parent=p;
dumpWrites=false;
skipRegisterWrites=false;
chipClock=3072000;
rate=chipClock/16; // = 192000kHz, should be enough
for (int i=0; i<4; i++) {
isMuted[i]=false;
}
ws=new WSwan();
reset();
return 4;
}
void DivPlatformSwan::quit() {
delete ws;
}
DivPlatformSwan::~DivPlatformSwan() {
}

95
src/engine/platform/swan.h Normal file
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@ -0,0 +1,95 @@
/**
* 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 _SWAN_H
#define _SWAN_H
#include "../dispatch.h"
#include "../macroInt.h"
#include "sound/swan.h"
#include <queue>
class DivPlatformSwan: public DivDispatch {
struct Channel {
int freq, baseFreq, pitch, note;
unsigned char ins, pan;
bool active, insChanged, freqChanged, keyOn, keyOff, inPorta;
int vol, outVol, wave;
DivMacroInt std;
Channel():
freq(0),
baseFreq(0),
pitch(0),
note(0),
ins(-1),
pan(255),
active(false),
insChanged(true),
freqChanged(false),
keyOn(false),
keyOff(false),
inPorta(false),
vol(15),
outVol(15),
wave(-1) {}
};
Channel chan[4];
bool isMuted[4];
bool pcm, sweep, furnaceDac;
unsigned char sampleBank, noise;
int dacPeriod, dacRate;
unsigned int dacPos;
int dacSample;
unsigned char regPool[0x80];
struct QueuedWrite {
unsigned char addr;
unsigned char val;
QueuedWrite(unsigned char a, unsigned char v): addr(a), val(v) {}
};
std::queue<QueuedWrite> writes;
WSwan* ws;
void updateWave(int ch);
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);
void notifyWaveChange(int wave);
void notifyInsDeletion(void* ins);
bool isStereo();
void poke(unsigned int addr, unsigned short val);
void poke(std::vector<DivRegWrite>& wlist);
const char** getRegisterSheet();
const char* getEffectName(unsigned char effect);
int init(DivEngine* parent, int channels, int sugRate, unsigned int flags);
void quit();
~DivPlatformSwan();
private:
void calcAndWriteOutVol(int ch, int env);
void writeOutVol(int ch);
};
#endif

14
src/engine/platform/ym2610.cpp
View file

@ -892,16 +892,10 @@ int DivPlatformYM2610::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)|(((c.value>>4)>0)<<1);
}
if (c.chan>12) {
immWrite(0x11,isMuted[c.chan]?0:(chan[c.chan].pan<<6));

14
src/engine/platform/ym2610b.cpp
View file

@ -955,16 +955,10 @@ int DivPlatformYM2610B::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)|(((c.value>>4)>0)<<1);
}
if (c.chan>14) {
immWrite(0x11,isMuted[c.chan]?0:(chan[c.chan].pan<<6));

16
src/engine/platform/ym2610bext.cpp
View file

@ -97,16 +97,10 @@ int DivPlatformYM2610BExt::dispatch(DivCommand c) {
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;
if (c.value==0) {
opChan[ch].pan=3;
} else {
opChan[ch].pan=((c.value&15)>0)|(((c.value>>4)>0)<<1);
}
DivInstrument* ins=parent->getIns(opChan[ch].ins);
// TODO: ???
@ -334,4 +328,4 @@ void DivPlatformYM2610BExt::quit() {
}
DivPlatformYM2610BExt::~DivPlatformYM2610BExt() {
}
}

16
src/engine/platform/ym2610ext.cpp
View file

@ -97,16 +97,10 @@ int DivPlatformYM2610Ext::dispatch(DivCommand c) {
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;
if (c.value==0) {
opChan[ch].pan=3;
} else {
opChan[ch].pan=((c.value&15)>0)|(((c.value>>4)>0)<<1);
}
DivInstrument* ins=parent->getIns(opChan[ch].ins);
// TODO: ???
@ -334,4 +328,4 @@ void DivPlatformYM2610Ext::quit() {
}
DivPlatformYM2610Ext::~DivPlatformYM2610Ext() {
}
}

2
src/engine/platform/ym2610shared.h
View file

@ -32,7 +32,7 @@ static bool isOutput[8][4]={
{true ,true ,true ,true},
};
static unsigned char dtTable[8]={
7,6,5,0,1,2,3,0
7,6,5,0,1,2,3,4
};
static int orderedOps[4]={

48
src/engine/playback.cpp
View file

@ -42,6 +42,7 @@ const char* notes[12]={
"C-", "C#", "D-", "D#", "E-", "F-", "F#", "G-", "G#", "A-", "A#", "B-"
};
// update this when adding new commands.
const char* cmdName[DIV_CMD_MAX]={
"NOTE_ON",
"NOTE_OFF",
@ -224,14 +225,6 @@ bool DivEngine::perSystemEffect(int ch, unsigned char effect, unsigned char effe
return false;
}
break;
case DIV_SYSTEM_LYNX:
if (effect>=0x30 && effect<0x40) {
int value = ((int)(effect&0x0f)<<8)|effectVal;
dispatchCmd(DivCommand(DIV_CMD_LYNX_LFSR_LOAD,ch,value));
break;
}
return false;
break;
case DIV_SYSTEM_OPLL_DRUMS:
switch (effect) {
case 0x18: // drum mode toggle
@ -258,6 +251,27 @@ bool DivEngine::perSystemEffect(int ch, unsigned char effect, unsigned char effe
break;
}
break;
case DIV_SYSTEM_SWAN:
switch (effect) {
case 0x10: // select waveform
dispatchCmd(DivCommand(DIV_CMD_WAVE,ch,effectVal));
break;
case 0x11: // noise mode
dispatchCmd(DivCommand(DIV_CMD_STD_NOISE_MODE,ch,effectVal));
break;
case 0x12: // sweep period
dispatchCmd(DivCommand(DIV_CMD_WS_SWEEP_TIME,ch,effectVal));
break;
case 0x13: // sweep amount
dispatchCmd(DivCommand(DIV_CMD_WS_SWEEP_AMOUNT,ch,effectVal));
break;
case 0x17: // PCM enable
dispatchCmd(DivCommand(DIV_CMD_SAMPLE_MODE,ch,(effectVal>0)));
break;
default:
return false;
}
break;
default:
return false;
}
@ -533,6 +547,14 @@ bool DivEngine::perSystemPostEffect(int ch, unsigned char effect, unsigned char
return false;
}
break;
case DIV_SYSTEM_LYNX:
if (effect>=0x30 && effect<0x40) {
int value = ((int)(effect&0x0f)<<8)|effectVal;
dispatchCmd(DivCommand(DIV_CMD_LYNX_LFSR_LOAD,ch,value));
break;
}
return false;
break;
default:
return false;
}
@ -728,7 +750,7 @@ void DivEngine::processRow(int i, bool afterDelay) {
}
chan[i].portaStop=true;
if (chan[i].keyOn) chan[i].doNote=false;
chan[i].stopOnOff=true;
chan[i].stopOnOff=song.stopPortaOnNoteOff; // what?!
chan[i].scheduledSlideReset=false;
dispatchCmd(DivCommand(DIV_CMD_PRE_PORTA,i,true,1));
lastSlide=0x1337; // i hate this so much
@ -778,7 +800,7 @@ void DivEngine::processRow(int i, bool afterDelay) {
chan[i].portaSpeed=(effectVal>>4)*4;
chan[i].portaStop=true;
chan[i].nowYouCanStop=false;
chan[i].stopOnOff=true;
chan[i].stopOnOff=song.stopPortaOnNoteOff; // what?!
chan[i].scheduledSlideReset=false;
if ((effectVal&15)!=0) {
chan[i].inPorta=true;
@ -794,7 +816,7 @@ void DivEngine::processRow(int i, bool afterDelay) {
chan[i].portaSpeed=(effectVal>>4)*4;
chan[i].portaStop=true;
chan[i].nowYouCanStop=false;
chan[i].stopOnOff=true;
chan[i].stopOnOff=song.stopPortaOnNoteOff; // what?!
chan[i].scheduledSlideReset=false;
if ((effectVal&15)!=0) {
chan[i].inPorta=true;
@ -854,7 +876,9 @@ void DivEngine::processRow(int i, bool afterDelay) {
}
if (chan[i].doNote) {
chan[i].vibratoPos=0;
if (!song.continuousVibrato) {
chan[i].vibratoPos=0;
}
dispatchCmd(DivCommand(DIV_CMD_PITCH,i,chan[i].pitch+(((chan[i].vibratoDepth*vibTable[chan[i].vibratoPos]*chan[i].vibratoFine)>>4)/15)));
if (chan[i].legato) {
dispatchCmd(DivCommand(DIV_CMD_LEGATO,i,chan[i].note));

8
src/engine/safeReader.cpp
View file

@ -92,9 +92,9 @@ short SafeReader::readS() {
short SafeReader::readS_BE() {
if (curSeek+1>len) throw EndOfFileException(this,len);
short ret=*(short*)(&buf[curSeek]);
unsigned short ret=*(unsigned short*)(&buf[curSeek]);
curSeek+=2;
return (ret>>8)|((ret&0xff)<<8);
return (short)((ret>>8)|((ret&0xff)<<8));
}
int SafeReader::readI() {
@ -112,9 +112,9 @@ int SafeReader::readI() {
int SafeReader::readI_BE() {
if (curSeek+4>len) throw EndOfFileException(this,len);
int ret=*(int*)(&buf[curSeek]);
unsigned int ret=*(unsigned int*)(&buf[curSeek]);
curSeek+=4;
return (ret>>24)|((ret&0xff0000)>>8)|((ret&0xff00)<<8)|((ret&0xff)<<24);
return (int)((ret>>24)|((ret&0xff0000)>>8)|((ret&0xff00)<<8)|((ret&0xff)<<24));
}
int64_t SafeReader::readL() {

4
src/engine/safeWriter.cpp
View file

@ -80,6 +80,10 @@ int SafeWriter::writeC(signed char val) {
int SafeWriter::writeS(short val) {
return write(&val,2);
}
int SafeWriter::writeS_BE(short val) {
unsigned char bytes[2]{(unsigned char)((val>>8)&0xff), (unsigned char)(val&0xff)};
return write(bytes,2);
}
int SafeWriter::writeI(int val) {
return write(&val,4);

14
src/engine/song.h
View file

@ -194,6 +194,8 @@ struct DivSong {
// - 6: 0.89MHz (Sunsoft 5B)
// - 7: 1.67MHz
// - 8: 0.83MHz (Sunsoft 5B on PAL)
// - 9: 1.10MHz (Gamate/VIC-20 PAL)
// - 10: 2.097152MHz (Game Boy)
// - bit 4-5: chip type (ignored on AY8930)
// - 0: AY-3-8910 or similar
// - 1: YM2149
@ -215,6 +217,12 @@ struct DivSong {
// - 1: Amiga 1200
// - bit 8-14: stereo separation
// - 0 is 0% while 127 is 100%
// - PC Speaker:
// - bit 0-1: speaker type
// - 0: unfiltered
// - 1: cone
// - 2: piezo
// - 3: real (TODO)
// - QSound:
// - bit 12-20: echo feedback
// - Valid values are 0-255
@ -276,6 +284,8 @@ struct DivSong {
bool algMacroBehavior;
bool brokenShortcutSlides;
bool ignoreDuplicateSlides;
bool stopPortaOnNoteOff;
bool continuousVibrato;
DivOrders orders;
std::vector<DivInstrument*> ins;
@ -338,7 +348,9 @@ struct DivSong {
arpNonPorta(false),
algMacroBehavior(false),
brokenShortcutSlides(false),
ignoreDuplicateSlides(false) {
ignoreDuplicateSlides(false),
stopPortaOnNoteOff(false),
continuousVibrato(false) {
for (int i=0; i<32; i++) {
system[i]=DIV_SYSTEM_NULL;
systemVol[i]=64;

1
src/engine/sysDef.cpp
View file

@ -1616,6 +1616,7 @@ bool DivEngine::isVGMExportable(DivSystem which) {
case DIV_SYSTEM_OPLL:
case DIV_SYSTEM_OPLL_DRUMS:
case DIV_SYSTEM_VRC7:
case DIV_SYSTEM_SWAN:
return true;
default:
return false;

191
src/engine/vgmOps.cpp
View file

@ -25,119 +25,123 @@
constexpr int MASTER_CLOCK_PREC=(sizeof(void*)==8)?8:0;
void DivEngine::performVGMWrite(SafeWriter* w, DivSystem sys, DivRegWrite& write, int streamOff, double* loopTimer, double* loopFreq, int* loopSample, bool isSecond) {
unsigned char baseAddr1=isSecond?0xa0:0x50;
unsigned char baseAddr2=isSecond?0x80:0;
unsigned short baseAddr2S=isSecond?0x8000:0;
unsigned char smsAddr=isSecond?0x30:0x50;
if (write.addr==0xffffffff) { // Furnace fake reset
switch (sys) {
case DIV_SYSTEM_YM2612:
case DIV_SYSTEM_YM2612_EXT:
for (int i=0; i<3; i++) { // set SL and RR to highest
w->writeC(isSecond?0xa2:0x52);
w->writeC(2|baseAddr1);
w->writeC(0x80+i);
w->writeC(0xff);
w->writeC(isSecond?0xa2:0x52);
w->writeC(2|baseAddr1);
w->writeC(0x84+i);
w->writeC(0xff);
w->writeC(isSecond?0xa2:0x52);
w->writeC(2|baseAddr1);
w->writeC(0x88+i);
w->writeC(0xff);
w->writeC(isSecond?0xa2:0x52);
w->writeC(2|baseAddr1);
w->writeC(0x8c+i);
w->writeC(0xff);
w->writeC(isSecond?0xa3:0x53);
w->writeC(3|baseAddr1);
w->writeC(0x80+i);
w->writeC(0xff);
w->writeC(isSecond?0xa3:0x53);
w->writeC(3|baseAddr1);
w->writeC(0x84+i);
w->writeC(0xff);
w->writeC(isSecond?0xa3:0x53);
w->writeC(3|baseAddr1);
w->writeC(0x88+i);
w->writeC(0xff);
w->writeC(isSecond?0xa3:0x53);
w->writeC(3|baseAddr1);
w->writeC(0x8c+i);
w->writeC(0xff);
}
for (int i=0; i<3; i++) { // note off
w->writeC(isSecond?0xa2:0x52);
w->writeC(2|baseAddr1);
w->writeC(0x28);
w->writeC(i);
w->writeC(isSecond?0xa2:0x52);
w->writeC(2|baseAddr1);
w->writeC(0x28);
w->writeC(4+i);
}
w->writeC(isSecond?0xa2:0x52); // disable DAC
w->writeC(2|baseAddr1); // disable DAC
w->writeC(0x2b);
w->writeC(0);
break;
case DIV_SYSTEM_SMS:
for (int i=0; i<4; i++) {
w->writeC(isSecond?0x30:0x50);
w->writeC(smsAddr);
w->writeC(0x90|(i<<5)|15);
}
break;
case DIV_SYSTEM_GB:
// square 1
w->writeC(0xb3);
w->writeC(isSecond?0x82:2);
w->writeC(2|baseAddr2);
w->writeC(0);
w->writeC(0xb3);
w->writeC(isSecond?0x84:4);
w->writeC(4|baseAddr2);
w->writeC(0x80);
// square 2
w->writeC(0xb3);
w->writeC(isSecond?0x87:7);
w->writeC(7|baseAddr2);
w->writeC(0);
w->writeC(0xb3);
w->writeC(isSecond?0x89:9);
w->writeC(9|baseAddr2);
w->writeC(0x80);
// wave
w->writeC(0xb3);
w->writeC(isSecond?0x8c:0x0c);
w->writeC(0x0c|baseAddr2);
w->writeC(0);
w->writeC(0xb3);
w->writeC(isSecond?0x8e:0x0e);
w->writeC(0x0e|baseAddr2);
w->writeC(0x80);
// noise
w->writeC(0xb3);
w->writeC(isSecond?0x91:0x11);
w->writeC(0x11|baseAddr2);
w->writeC(0);
w->writeC(0xb3);
w->writeC(isSecond?0x93:0x13);
w->writeC(0x13|baseAddr2);
w->writeC(0x80);
break;
case DIV_SYSTEM_PCE:
for (int i=0; i<6; i++) {
w->writeC(0xb9);
w->writeC(isSecond?0x80:0);
w->writeC(0|baseAddr2);
w->writeC(i);
w->writeC(0xb9);
w->writeC(isSecond?0x84:4);
w->writeC(4|baseAddr2);
w->writeC(0);
}
break;
case DIV_SYSTEM_NES:
w->writeC(0xb4);
w->writeC(isSecond?0x95:0x15);
w->writeC(0x15|baseAddr2);
w->writeC(0);
break;
case DIV_SYSTEM_YM2151:
for (int i=0; i<8; i++) {
w->writeC(isSecond?0xa4:0x54);
w->writeC(4|baseAddr1);
w->writeC(0xe0+i);
w->writeC(0xff);
w->writeC(isSecond?0xa4:0x54);
w->writeC(4|baseAddr1);
w->writeC(0xe8+i);
w->writeC(0xff);
w->writeC(isSecond?0xa4:0x54);
w->writeC(4|baseAddr1);
w->writeC(0xf0+i);
w->writeC(0xff);
w->writeC(isSecond?0xa4:0x54);
w->writeC(4|baseAddr1);
w->writeC(0xf8+i);
w->writeC(0xff);
w->writeC(isSecond?0xa4:0x54);
w->writeC(4|baseAddr1);
w->writeC(0x08);
w->writeC(i);
}
@ -146,7 +150,7 @@ void DivEngine::performVGMWrite(SafeWriter* w, DivSystem sys, DivRegWrite& write
case DIV_SYSTEM_SEGAPCM_COMPAT:
for (int i=0; i<16; i++) {
w->writeC(0xc0);
w->writeS((isSecond?0x8086:0x86)+(i<<3));
w->writeS((0x86|baseAddr2S)+(i<<3));
w->writeC(3);
}
break;
@ -157,60 +161,60 @@ void DivEngine::performVGMWrite(SafeWriter* w, DivSystem sys, DivRegWrite& write
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(8|baseAddr1);
w->writeC(0x81+i);
w->writeC(0xff);
w->writeC(isSecond?0xa8:0x58);
w->writeC(8|baseAddr1);
w->writeC(0x85+i);
w->writeC(0xff);
w->writeC(isSecond?0xa8:0x58);
w->writeC(8|baseAddr1);
w->writeC(0x89+i);
w->writeC(0xff);
w->writeC(isSecond?0xa8:0x58);
w->writeC(8|baseAddr1);
w->writeC(0x8d+i);
w->writeC(0xff);
w->writeC(isSecond?0xa9:0x59);
w->writeC(9|baseAddr1);
w->writeC(0x81+i);
w->writeC(0xff);
w->writeC(isSecond?0xa9:0x59);
w->writeC(9|baseAddr1);
w->writeC(0x85+i);
w->writeC(0xff);
w->writeC(isSecond?0xa9:0x59);
w->writeC(9|baseAddr1);
w->writeC(0x89+i);
w->writeC(0xff);
w->writeC(isSecond?0xa9:0x59);
w->writeC(9|baseAddr1);
w->writeC(0x8d+i);
w->writeC(0xff);
}
for (int i=0; i<2; i++) { // note off
w->writeC(isSecond?0xa8:0x58);
w->writeC(8|baseAddr1);
w->writeC(0x28);
w->writeC(1+i);
w->writeC(isSecond?0xa8:0x58);
w->writeC(8|baseAddr1);
w->writeC(0x28);
w->writeC(5+i);
}
// reset AY
w->writeC(isSecond?0xa8:0x58);
w->writeC(8|baseAddr1);
w->writeC(7);
w->writeC(0x3f);
w->writeC(isSecond?0xa8:0x58);
w->writeC(8|baseAddr1);
w->writeC(8);
w->writeC(0);
w->writeC(isSecond?0xa8:0x58);
w->writeC(8|baseAddr1);
w->writeC(9);
w->writeC(0);
w->writeC(isSecond?0xa8:0x58);
w->writeC(8|baseAddr1);
w->writeC(10);
w->writeC(0);
// reset sample
w->writeC(isSecond?0xa9:0x59);
w->writeC(9|baseAddr1);
w->writeC(0);
w->writeC(0xbf);
break;
@ -218,56 +222,56 @@ void DivEngine::performVGMWrite(SafeWriter* w, DivSystem sys, DivRegWrite& write
case DIV_SYSTEM_OPLL_DRUMS:
case DIV_SYSTEM_VRC7:
for (int i=0; i<9; i++) {
w->writeC(isSecond?0xa1:0x51);
w->writeC(1|baseAddr1);
w->writeC(0x20+i);
w->writeC(0);
w->writeC(isSecond?0xa1:0x51);
w->writeC(1|baseAddr1);
w->writeC(0x30+i);
w->writeC(0);
w->writeC(isSecond?0xa1:0x51);
w->writeC(1|baseAddr1);
w->writeC(0x10+i);
w->writeC(0);
}
break;
case DIV_SYSTEM_AY8910:
w->writeC(0xa0);
w->writeC(isSecond?0x87:7);
w->writeC(7|baseAddr2);
w->writeC(0x3f);
w->writeC(0xa0);
w->writeC(isSecond?0x88:8);
w->writeC(8|baseAddr2);
w->writeC(0);
w->writeC(0xa0);
w->writeC(isSecond?0x89:9);
w->writeC(9|baseAddr2);
w->writeC(0);
w->writeC(0xa0);
w->writeC(isSecond?0x8a:10);
w->writeC(10|baseAddr2);
w->writeC(0);
break;
case DIV_SYSTEM_AY8930:
w->writeC(0xa0);
w->writeC(isSecond?0x8d:0x0d);
w->writeC(0x0d|baseAddr2);
w->writeC(0);
w->writeC(0xa0);
w->writeC(isSecond?0x8d:0x0d);
w->writeC(0x0d|baseAddr2);
w->writeC(0xa0);
break;
case DIV_SYSTEM_SAA1099:
w->writeC(0xbd);
w->writeC(isSecond?0x9c:0x1c);
w->writeC(0x1c|baseAddr2);
w->writeC(0x02);
w->writeC(0xbd);
w->writeC(isSecond?0x94:0x14);
w->writeC(0x14|baseAddr2);
w->writeC(0);
w->writeC(0xbd);
w->writeC(isSecond?0x95:0x15);
w->writeC(0x15|baseAddr2);
w->writeC(0);
for (int i=0; i<6; i++) {
w->writeC(0xbd);
w->writeC((isSecond?0x80:0)+i);
w->writeC((0|baseAddr2)+i);
w->writeC(0);
}
break;
@ -346,49 +350,49 @@ void DivEngine::performVGMWrite(SafeWriter* w, DivSystem sys, DivRegWrite& write
case DIV_SYSTEM_YM2612_EXT:
switch (write.addr>>8) {
case 0: // port 0
w->writeC(isSecond?0xa2:0x52);
w->writeC(2|baseAddr1);
w->writeC(write.addr&0xff);
w->writeC(write.val);
break;
case 1: // port 1
w->writeC(isSecond?0xa3:0x53);
w->writeC(3|baseAddr1);
w->writeC(write.addr&0xff);
w->writeC(write.val);
break;
case 2: // PSG
w->writeC(isSecond?0x30:0x50);
w->writeC(smsAddr);
w->writeC(write.val);
break;
}
break;
case DIV_SYSTEM_SMS:
w->writeC(isSecond?0x30:0x50);
w->writeC(smsAddr);
w->writeC(write.val);
break;
case DIV_SYSTEM_GB:
w->writeC(0xb3);
w->writeC((isSecond?0x80:0)|((write.addr-16)&0xff));
w->writeC(baseAddr2|((write.addr-16)&0xff));
w->writeC(write.val);
break;
case DIV_SYSTEM_PCE:
w->writeC(0xb9);
w->writeC((isSecond?0x80:0)|(write.addr&0xff));
w->writeC(baseAddr2|(write.addr&0xff));
w->writeC(write.val);
break;
case DIV_SYSTEM_NES:
w->writeC(0xb4);
w->writeC((isSecond?0x80:0)|(write.addr&0xff));
w->writeC(baseAddr2|(write.addr&0xff));
w->writeC(write.val);
break;
case DIV_SYSTEM_YM2151:
w->writeC(isSecond?0xa4:0x54);
w->writeC(4|baseAddr1);
w->writeC(write.addr&0xff);
w->writeC(write.val);
break;
case DIV_SYSTEM_SEGAPCM:
case DIV_SYSTEM_SEGAPCM_COMPAT:
w->writeC(0xc0);
w->writeS((isSecond?0x8000:0)|(write.addr&0xffff));
w->writeS(baseAddr2S|(write.addr&0xffff));
w->writeC(write.val);
break;
case DIV_SYSTEM_YM2610:
@ -399,12 +403,12 @@ void DivEngine::performVGMWrite(SafeWriter* w, DivSystem sys, DivRegWrite& write
case DIV_SYSTEM_YM2610B_EXT:
switch (write.addr>>8) {
case 0: // port 0
w->writeC(isSecond?0xa8:0x58);
w->writeC(8|baseAddr1);
w->writeC(write.addr&0xff);
w->writeC(write.val);
break;
case 1: // port 1
w->writeC(isSecond?0xa9:0x59);
w->writeC(9|baseAddr1);
w->writeC(write.addr&0xff);
w->writeC(write.val);
break;
@ -413,19 +417,19 @@ void DivEngine::performVGMWrite(SafeWriter* w, DivSystem sys, DivRegWrite& write
case DIV_SYSTEM_OPLL:
case DIV_SYSTEM_OPLL_DRUMS:
case DIV_SYSTEM_VRC7:
w->writeC(isSecond?0xa1:0x51);
w->writeC(1|baseAddr1);
w->writeC(write.addr&0xff);
w->writeC(write.val);
break;
case DIV_SYSTEM_AY8910:
case DIV_SYSTEM_AY8930:
w->writeC(0xa0);
w->writeC((isSecond?0x80:0)|(write.addr&0xff));
w->writeC(baseAddr2|(write.addr&0xff));
w->writeC(write.val);
break;
case DIV_SYSTEM_SAA1099:
w->writeC(0xbd);
w->writeC((isSecond?0x80:0)|(write.addr&0xff));
w->writeC(baseAddr2|(write.addr&0xff));
w->writeC(write.val);
break;
case DIV_SYSTEM_LYNX:
@ -439,6 +443,18 @@ void DivEngine::performVGMWrite(SafeWriter* w, DivSystem sys, DivRegWrite& write
w->writeC(write.val&0xff);
w->writeC(write.addr&0xff);
break;
case DIV_SYSTEM_SWAN:
if ((write.addr&0x7f)<0x40) {
w->writeC(0xbc);
w->writeC(baseAddr2|(write.addr&0x3f));
w->writeC(write.val&0xff);
} else {
// (Wave) RAM write
w->writeC(0xc6);
w->writeS_BE(baseAddr2S|(write.addr&0x3f));
w->writeC(write.val&0xff);
}
break;
default:
logW("write not handled!\n");
break;
@ -742,6 +758,21 @@ SafeWriter* DivEngine::saveVGM(bool* sysToExport, bool loop) {
addWarning("dual QSound is not supported by the VGM format");
}
break;
case DIV_SYSTEM_SWAN:
if (!hasSwan) {
hasSwan=disCont[i].dispatch->chipClock;
willExport[i]=true;
// funny enough, VGM doesn't have support for WSC's sound DMA by design
// so DAC stream it goes
// since WS has the same PCM format as YM2612 DAC, I can just reuse this flag
writeDACSamples=true;
} else if (!(hasSwan&0x40000000)) {
isSecond[i]=true;
willExport[i]=true;
hasSwan|=0x40000000;
howManyChips++;
}
break;
default:
break;
}
@ -1027,6 +1058,24 @@ SafeWriter* DivEngine::saveVGM(bool* sysToExport, bool loop) {
streamID++;
}
break;
case DIV_SYSTEM_SWAN:
w->writeC(0x90);
w->writeC(streamID);
w->writeC(isSecond[i]?0xa1:0x21);
w->writeC(0); // port
w->writeC(0x09); // DAC
w->writeC(0x91);
w->writeC(streamID);
w->writeC(0);
w->writeC(1);
w->writeC(0);
w->writeC(0x92);
w->writeC(streamID);
w->writeI(24000); // default
streamID++;
break;
default:
break;
}