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Fix AY VGM output, Fix presets

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This commit is contained in:
cam900 2022-05-15 00:58:00 +09:00
parent 8e50ad8c90
commit f62f6ed77b
2 changed files with 35 additions and 3 deletions
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35
src/engine/vgmOps.cpp
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@ -906,11 +906,41 @@ SafeWriter* DivEngine::saveVGM(bool* sysToExport, bool loop, int version) {
}
break;
case DIV_SYSTEM_AY8910:
case DIV_SYSTEM_AY8930:
case DIV_SYSTEM_AY8930: {
if (!hasAY) {
bool hasClockDivider=false; // Configurable clock divider
bool hasStereo=true; // Stereo
hasAY=disCont[i].dispatch->chipClock;
ayConfig=(song.system[i]==DIV_SYSTEM_AY8930)?3:0;
ayFlags=1;
if (song.system[i]==DIV_SYSTEM_AY8930) { // AY8930
ayConfig=0x03;
hasClockDivider=true;
} else {
switch ((song.systemFlags[i]>>4)&3) {
default:
case 0: // AY8910
ayConfig=0x00;
break;
case 1: // YM2149
ayConfig=0x10;
hasClockDivider=true;
break;
case 2: // Sunsoft 5B
ayConfig=0x10;
ayFlags|=0x12; // Clock internally divided, Single sound output
hasStereo=false; // due to above, can't be per-channel stereo configurable
break;
case 3: // AY8914
ayConfig=0x04;
break;
}
}
if (hasClockDivider && ((song.systemFlags[i]>>7)&1)) {
ayFlags|=0x10;
}
if (hasStereo && ((song.systemFlags[i]>>6)&1)) {
ayFlags|=0x80;
}
willExport[i]=true;
} else if (!(hasAY&0x40000000)) {
isSecond[i]=true;
@ -919,6 +949,7 @@ SafeWriter* DivEngine::saveVGM(bool* sysToExport, bool loop, int version) {
howManyChips++;
}
break;
}
case DIV_SYSTEM_SAA1099:
if (!hasSAA) {
hasSAA=disCont[i].dispatch->chipClock;