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SID2, part 5

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ready for upstream

differs from LTVA1/furnace a bit
This commit is contained in:
tildearrow 2024-04-21 13:18:44 -05:00
parent 50fa7fa012
commit 6d62f92f92
2 changed files with 19 additions and 21 deletions
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24
src/engine/platform/sid2.cpp
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@ -142,19 +142,16 @@ void DivPlatformSID2::tick(bool sysTick) {
chan[i].freqChanged=true; //to update freq (if only noise was enabled/disabled)
}
// TODO: re-enable
/*
if (chan[i].std.ex10.had) {
chan[i].noise_mode=chan[i].std.ex10.val;
if (chan[i].std.fms.had) {
chan[i].noise_mode=chan[i].std.fms.val;
rWrite(0x1e, (chan[0].noise_mode) | (chan[1].noise_mode << 2) | (chan[2].noise_mode << 4) | ((chan[0].freq >> 16) << 6) | ((chan[1].freq >> 16) << 7));
chan[i].freqChanged=true; //to update freq (if only noise was enabled and periodic noise mode is set)
}
if (chan[i].std.ex11.had) {
chan[i].mix_mode=chan[i].std.ex11.val;
if (chan[i].std.ams.had) {
chan[i].mix_mode=chan[i].std.ams.val;
rWrite(0x1f, (chan[0].mix_mode) | (chan[1].mix_mode << 2) | (chan[2].mix_mode << 4) | ((chan[2].freq >> 16) << 6));
}
*/
if (chan[i].std.pitch.had) {
if (chan[i].std.pitch.mode) {
chan[i].pitch2+=chan[i].std.pitch.val;
@ -188,8 +185,9 @@ void DivPlatformSID2::tick(bool sysTick) {
willUpdateFilter=true;
}
if (chan[i].std.ex4.had) {
chan[i].sync=chan[i].std.ex4.val&1;
chan[i].ring=chan[i].std.ex4.val&2;
chan[i].gate=chan[i].std.ex4.val&1;
chan[i].sync=chan[i].std.ex4.val&2;
chan[i].ring=chan[i].std.ex4.val&4;
chan[i].freqChanged=true;
rWrite(i*7+4,(chan[i].wave<<4)|0|(chan[i].ring<<2)|(chan[i].sync<<1)|(int)(chan[i].active && chan[i].gate));
}
@ -201,14 +199,6 @@ void DivPlatformSID2::tick(bool sysTick) {
chan[i].test = false;
}
// TODO: re-enable
/*
if (chan[i].std.ex9.had) {
chan[i].gate=(chan[i].std.ex9.val&1);
rWrite(i*7+4,(chan[i].wave<<4)|0|(chan[i].ring<<2)|(chan[i].sync<<1)|(int)(chan[i].active && chan[i].gate));
}
*/
if (chan[i].std.ex5.had) {
chan[i].attack=chan[i].std.ex5.val&15;
rWrite(i*7+5,(chan[i].attack<<4)|(chan[i].decay));