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OPM/NES ins type split, part 4

This commit is contained in:
tildearrow 2022-09-24 02:14:26 -05:00
parent d2a417e1d5
commit 3eb4f997da
1 changed files with 73 additions and 9 deletions
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82
src/engine/fileOps.cpp
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@ -337,7 +337,7 @@ bool DivEngine::loadDMF(unsigned char* file, size_t len) {
}
logD("%d name: %s",i,ins->name.c_str());
if (ds.version<0x0b) {
// instruments in ancient versions were all FM or STD.
// instruments in ancient versions were all FM.
mode=1;
} else {
mode=reader.readC();
@ -366,6 +366,12 @@ bool DivEngine::loadDMF(unsigned char* file, size_t len) {
if (ds.system[0]==DIV_SYSTEM_YMU759) {
ins->type=DIV_INS_OPL;
}
if (ds.system[0]==DIV_SYSTEM_ARCADE) {
ins->type=DIV_INS_OPM;
}
if ((ds.system[0]==DIV_SYSTEM_NES || ds.system[0]==DIV_SYSTEM_NES_VRC7 || ds.system[0]==DIV_SYSTEM_NES_FDS) && ins->type==DIV_INS_STD) {
ins->type=DIV_INS_NES;
}
if (mode) { // FM
if (ds.version>0x05) {
@ -1919,6 +1925,57 @@ bool DivEngine::loadFur(unsigned char* file, size_t len) {
}
}
// convert OPM/NES instrument types
if (ds.version<117) {
int opnCount=0;
int opmCount=0;
int snCount=0;
int nesCount=0;
for (int i=0; i<ds.systemLen; i++) {
switch (ds.system[i]) {
case DIV_SYSTEM_NES:
case DIV_SYSTEM_MMC5:
nesCount++;
break;
case DIV_SYSTEM_SMS:
snCount++;
break;
case DIV_SYSTEM_YM2151:
case DIV_SYSTEM_OPZ:
opmCount++;
break;
case DIV_SYSTEM_YM2610:
case DIV_SYSTEM_YM2610_EXT:
case DIV_SYSTEM_YM2610_FULL:
case DIV_SYSTEM_YM2610_FULL_EXT:
case DIV_SYSTEM_YM2610B:
case DIV_SYSTEM_YM2610B_EXT:
case DIV_SYSTEM_OPN:
case DIV_SYSTEM_OPN_EXT:
case DIV_SYSTEM_PC98:
case DIV_SYSTEM_PC98_EXT:
case DIV_SYSTEM_YM2612:
case DIV_SYSTEM_YM2612_EXT:
case DIV_SYSTEM_YM2612_FRAC:
case DIV_SYSTEM_YM2612_FRAC_EXT:
opnCount++;
break;
default:
break;
}
}
if (opmCount>opnCount) {
for (DivInstrument* i: ds.ins) {
if (i->type==DIV_INS_FM) i->type=DIV_INS_OPM;
}
}
if (nesCount>snCount) {
for (DivInstrument* i: ds.ins) {
if (i->type==DIV_INS_STD) i->type=DIV_INS_NES;
}
}
}
if (active) quitDispatch();
BUSY_BEGIN_SOFT;
saveLock.lock();
@ -3237,7 +3294,7 @@ bool DivEngine::loadFTM(unsigned char* file, size_t len) {
unsigned char insType=reader.readC();
switch (insType) {
case 1:
ins->type=DIV_INS_STD;
ins->type=DIV_INS_NES;
break;
case 2: // TODO: tell VRC6 and VRC6 saw instruments apart
ins->type=DIV_INS_VRC6;
@ -3264,7 +3321,7 @@ bool DivEngine::loadFTM(unsigned char* file, size_t len) {
// instrument data
switch (ins->type) {
case DIV_INS_STD: {
case DIV_INS_NES: {
unsigned int totalSeqs=reader.readI();
if (totalSeqs>5) {
logE("%d: too many sequences!",insIndex);
@ -4183,7 +4240,7 @@ SafeWriter* DivEngine::saveDMF(unsigned char version) {
}
for (DivInstrument* i: song.ins) {
if (i->type==DIV_INS_FM) {
if (i->type==DIV_INS_FM || i->type==DIV_INS_OPM) {
addWarning("no FM macros in .dmf format");
break;
}
@ -4194,11 +4251,14 @@ SafeWriter* DivEngine::saveDMF(unsigned char version) {
w->writeString(i->name,true);
// safety check
if (!isFMSystem(sys) && i->type!=DIV_INS_STD && i->type!=DIV_INS_FDS) {
if (!isFMSystem(sys) && i->type!=DIV_INS_STD && i->type!=DIV_INS_NES && i->type!=DIV_INS_FDS) {
switch (song.system[0]) {
case DIV_SYSTEM_GB:
i->type=DIV_INS_GB;
break;
case DIV_SYSTEM_NES:
i->type=DIV_INS_NES;
break;
case DIV_SYSTEM_C64_6581:
case DIV_SYSTEM_C64_8580:
i->type=DIV_INS_C64;
@ -4215,12 +4275,16 @@ SafeWriter* DivEngine::saveDMF(unsigned char version) {
break;
}
}
if (!isSTDSystem(sys) && i->type!=DIV_INS_FM) {
i->type=DIV_INS_FM;
if (!isSTDSystem(sys) && i->type!=DIV_INS_FM && i->type!=DIV_INS_OPM) {
if (sys==DIV_SYSTEM_ARCADE) {
i->type=DIV_INS_OPM;
} else {
i->type=DIV_INS_FM;
}
}
w->writeC((i->type==DIV_INS_FM || i->type==DIV_INS_OPLL)?1:0);
if (i->type==DIV_INS_FM || i->type==DIV_INS_OPLL) { // FM
w->writeC((i->type==DIV_INS_FM || i->type==DIV_INS_OPM || i->type==DIV_INS_OPLL)?1:0);
if (i->type==DIV_INS_FM || i->type==DIV_INS_OPM || i->type==DIV_INS_OPLL) { // FM
w->writeC(i->fm.alg);
w->writeC(i->fm.fb);
w->writeC(i->fm.fms);