otomatalabs/furnace
8
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

add phase invesrion for left/right channel and feedback

Browse source
This commit is contained in:
LTVA1 2024-08-11 16:47:49 +03:00
parent f5877abafe
commit 65d65ef81e
7 changed files with 107 additions and 9 deletions
Download patch file Download diff file Expand all files Collapse all files

15
src/engine/platform/sid3.cpp
View file

@ -308,6 +308,10 @@ void DivPlatformSID3::tick(bool sysTick)
panChanged = true;
chan[i].panRight = chan[i].std.panR.val & 0xff;
}
if (chan[i].std.op[2].ar.had) { //channel signal inversion
chan[i].phaseInv = chan[i].std.op[2].ar.val & 3;
rWrite(SID3_REGISTER_PHASE_INVERSION + i * SID3_REGISTERS_PER_CHANNEL, chan[i].phaseInv);
}
if (chan[i].std.op[0].am.had) { //key on/off
chan[i].gate = chan[i].std.op[0].am.val & 1;
flagsChanged = true;
@ -330,6 +334,10 @@ void DivPlatformSID3::tick(bool sysTick)
chan[i].phaseSrc = chan[i].std.fb.val & 0xff;
rWrite(SID3_REGISTER_PHASE_MOD_SRC + i * SID3_REGISTERS_PER_CHANNEL, chan[i].phaseSrc);
}
if (chan[i].std.op[3].ar.had) { //feedback
chan[i].feedback = chan[i].std.op[3].ar.val & 0xff;
rWrite(SID3_REGISTER_FEEDBACK + i * SID3_REGISTERS_PER_CHANNEL, chan[i].feedback);
}
if (chan[i].std.phaseReset.had) {
chan[i].phaseReset = chan[i].std.phaseReset.val & 1;
@ -517,6 +525,9 @@ void DivPlatformSID3::tick(bool sysTick)
rWrite(SID3_REGISTER_SYNC_SRC + i * SID3_REGISTERS_PER_CHANNEL, chan[i].syncSrc); //hard sync source
rWrite(SID3_REGISTER_PHASE_MOD_SRC + i * SID3_REGISTERS_PER_CHANNEL, chan[i].phaseSrc); //phase mod source
rWrite(SID3_REGISTER_PHASE_INVERSION + i * SID3_REGISTERS_PER_CHANNEL, chan[i].phaseInv); //signal inversion
rWrite(SID3_REGISTER_FEEDBACK + i * SID3_REGISTERS_PER_CHANNEL, chan[i].feedback); //feedback
updateEnvelope(i);
updateFlags(i, false); //gate off TODO: make it properly?
@ -677,9 +688,13 @@ int DivPlatformSID3::dispatch(DivCommand c) {
chan[c.chan].ringSrc = ins->sid3.ring_mod_source;
chan[c.chan].syncSrc = ins->sid3.sync_source;
chan[c.chan].phaseSrc = ins->sid3.phase_mod_source;
chan[c.chan].independentNoiseFreq = ins->sid3.separateNoisePitch;
chan[c.chan].phaseInv = ins->sid3.phaseInv;
chan[c.chan].feedback = ins->sid3.feedback;
for(int j = 0; j < SID3_NUM_FILTERS; j++)
{
if(ins->sid3.filt[j].init)