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

PowerNoise: fix phase reset macro and improve LFSR

Browse source 
load one
This commit is contained in:
tildearrow 2024-01-26 16:19:46 -05:00
parent 9130fffce7
commit b3c8286107
1 changed files with 9 additions and 3 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

12
src/engine/platform/powernoise.cpp
View file

@ -158,9 +158,11 @@ void DivPlatformPowerNoise::tick(bool sysTick) {
chWrite(i,0x05,(chan[i].tapA<<4)|chan[i].tapB); chWrite(i,0x05,(chan[i].tapA<<4)|chan[i].tapB);
} }
if (chan[i].std.ex8.had) { if (chan[i].std.ex8.had) {
chan[i].initLFSR=chan[i].std.ex8.val&0xffff; if (chan[i].initLFSR!=(chan[i].std.ex8.val&0xffff)) {
chWrite(i,0x03,chan[i].std.ex8.val&0xff); chan[i].initLFSR=chan[i].std.ex8.val&0xffff;
chWrite(i,0x04,chan[i].std.ex8.val>>8); chWrite(i,0x03,chan[i].std.ex8.val&0xff);
chWrite(i,0x04,chan[i].std.ex8.val>>8);
}
} }
} }
@ -407,6 +409,10 @@ void DivPlatformPowerNoise::forceIns() {
for (int i=0; i<4; i++) { for (int i=0; i<4; i++) {
chan[i].insChanged=true; chan[i].insChanged=true;
chan[i].freqChanged=true; chan[i].freqChanged=true;
if (i<3) {
chWrite(i,0x03,chan[i].initLFSR&0xff);
chWrite(i,0x04,chan[i].initLFSR>>8);
}
} }
} }