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Virtual Boy: disable channel 5 when changing mod t

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This commit is contained in:
tildearrow 2025-02-21 18:50:00 -05:00
parent cfb962236a
commit 0b1e90b908
1 changed files with 5 additions and 1 deletions
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6
src/engine/platform/vb.cpp
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@ -267,11 +267,13 @@ int DivPlatformVB::dispatch(DivCommand c) {
chan[c.chan].active=true; chan[c.chan].active=true;
chan[c.chan].keyOn=true; chan[c.chan].keyOn=true;
chan[c.chan].macroInit(ins); chan[c.chan].macroInit(ins);
if (chan[c.chan].insChanged && ins->fds.initModTableWithFirstWave) { if (c.chan==4 && chan[c.chan].insChanged && ins->fds.initModTableWithFirstWave) {
chWrite(4,0x00,0x00);
for (int i=0; i<32; i++) { for (int i=0; i<32; i++) {
modTable[i]=ins->fds.modTable[i]; modTable[i]=ins->fds.modTable[i];
rWrite(0x280+(i<<2),modTable[i]); rWrite(0x280+(i<<2),modTable[i]);
} }
chWrite(4,0x00,0x80);
} }
if (!parent->song.brokenOutVol && !chan[c.chan].std.vol.will) { if (!parent->song.brokenOutVol && !chan[c.chan].std.vol.will) {
chan[c.chan].outVol=chan[c.chan].vol; chan[c.chan].outVol=chan[c.chan].vol;
@ -393,6 +395,7 @@ int DivPlatformVB::dispatch(DivCommand c) {
case DIV_CMD_FDS_MOD_WAVE: { // set modulation wave case DIV_CMD_FDS_MOD_WAVE: { // set modulation wave
if (c.chan!=4) break; if (c.chan!=4) break;
DivWavetable* wt=parent->getWave(c.value); DivWavetable* wt=parent->getWave(c.value);
chWrite(4,0x00,0x00);
for (int i=0; i<32; i++) { for (int i=0; i<32; i++) {
if (wt->max<1 || wt->len<1) { if (wt->max<1 || wt->len<1) {
modTable[i]=0; modTable[i]=0;
@ -405,6 +408,7 @@ int DivPlatformVB::dispatch(DivCommand c) {
rWrite(0x280+(i<<2),modTable[i]); rWrite(0x280+(i<<2),modTable[i]);
} }
} }
chWrite(4,0x00,0x80);
break; break;
} }
case DIV_CMD_PANNING: { case DIV_CMD_PANNING: {