otomatalabs/furnace
7
0
Fork 0
Code Issues Pull requests Actions Packages Projects Releases Wiki Activity

NES: optimize NSFplay

Browse source
This commit is contained in:
tildearrow 2023-07-27 01:24:18 -05:00
parent 3fac80dad4
commit 501d8da7af
1 changed files with 8 additions and 5 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

13
src/engine/platform/nes.cpp
View file

@ -130,9 +130,9 @@ void DivPlatformNES::acquire_NSFPlay(short** buf, size_t len) {
for (size_t i=0; i<len; i++) { for (size_t i=0; i<len; i++) {
doPCM; doPCM;
nes1_NP->Tick(1); nes1_NP->Tick(8);
nes2_NP->TickFrameSequence(1); nes2_NP->TickFrameSequence(8);
nes2_NP->Tick(1); nes2_NP->Tick(8);
nes1_NP->Render(out1); nes1_NP->Render(out1);
nes2_NP->Render(out2); nes2_NP->Render(out2);
@ -140,7 +140,7 @@ void DivPlatformNES::acquire_NSFPlay(short** buf, size_t len) {
if (sample>32767) sample=32767; if (sample>32767) sample=32767;
if (sample<-32768) sample=-32768; if (sample<-32768) sample=-32768;
buf[0][i]=sample; buf[0][i]=sample;
if (++writeOscBuf>=32) { if (++writeOscBuf>=4) {
writeOscBuf=0; writeOscBuf=0;
oscBuf[0]->data[oscBuf[0]->needle++]=nes1_NP->out[0]<<11; oscBuf[0]->data[oscBuf[0]->needle++]=nes1_NP->out[0]<<11;
oscBuf[1]->data[oscBuf[1]->needle++]=nes1_NP->out[1]<<11; oscBuf[1]->data[oscBuf[1]->needle++]=nes1_NP->out[1]<<11;
@ -749,8 +749,11 @@ void DivPlatformNES::setFlags(const DivConfig& flags) {
} }
CHECK_CUSTOM_CLOCK; CHECK_CUSTOM_CLOCK;
rate=chipClock; rate=chipClock;
if (useNP) {
rate/=8;
}
for (int i=0; i<5; i++) { for (int i=0; i<5; i++) {
oscBuf[i]->rate=rate/32; oscBuf[i]->rate=rate/(useNP?4:32);
} }
dpcmModeDefault=flags.getBool("dpcmMode",true); dpcmModeDefault=flags.getBool("dpcmMode",true);