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

ES5506: optimize, part 1

Browse source 
man this core is so CPU heavy...
accuracy for what?
This commit is contained in:
tildearrow 2023-02-06 03:00:25 -05:00
parent 4c39de927b
commit 3a4057ece3
5 changed files with 75 additions and 68 deletions
Download patch file Download diff file Expand all files Collapse all files

39
src/engine/platform/es5506.cpp
View file

@ -113,7 +113,21 @@ const char** DivPlatformES5506::getRegisterSheet() {
}
void DivPlatformES5506::acquire(short** buf, size_t len) {
int coL[6], coR[6];
for (size_t h=0; h<len; h++) {
coL[0]=0;
coL[1]=0;
coL[2]=0;
coL[3]=0;
coL[4]=0;
coL[5]=0;
coR[0]=0;
coR[1]=0;
coR[2]=0;
coR[3]=0;
coR[4]=0;
coR[5]=0;
for (int i=31; i>(int)chanMax; i--) {
oscBuf[i]->data[oscBuf[i]->needle++]=0;
}
@ -133,11 +147,21 @@ void DivPlatformES5506::acquire(short** buf, size_t len) {
}
hostIntf32.pop();
}
prevChanCycle=es5506.voice_cycle();
es5506.tick_perf();
for (int i=0; i<32; i++) {
prevChanCycle=es5506.voice_cycle();
es5506.tick_perf();
for (int o=0; o<6; o++) {
coL[o]+=es5506.lout(o);
coR[o]+=es5506.rout(o);
}
}
for (int o=0; o<6; o++) {
buf[(o<<1)|0][h]=es5506.lout(o);
buf[(o<<1)|1][h]=es5506.rout(o);
coL[o]>>=3;
coR[o]>>=3;
}
for (int o=0; o<6; o++) {
buf[(o<<1)|0][h]=coL[o];
buf[(o<<1)|1][h]=coR[o];
}
for (int i=chanMax; i>=0; i--) {
oscBuf[i]->data[oscBuf[i]->needle++]=(short)(chan[i].oscOut&0xffff);
@ -146,14 +170,15 @@ void DivPlatformES5506::acquire(short** buf, size_t len) {
}
void DivPlatformES5506::e_pin(bool state) {
/*
if (es5506.e_falling_edge()) { // get channel outputs
if (es5506.voice_update()) {
const signed int lOut=es5506.voice_lout(prevChanCycle);
const signed int rOut=es5506.voice_rout(prevChanCycle);
chan[prevChanCycle].oscOut=CLAMP((lOut+rOut)>>5,-32768,32767);
}
}
if (es5506.e_rising_edge()) { // host interface
}*/
if (state) { // host interface
if (cycle) { // wait until delay
cycle--;
} else if (!hostIntf8.empty()) {
@ -1196,7 +1221,7 @@ void DivPlatformES5506::notifyInsDeletion(void* ins) {
void DivPlatformES5506::setFlags(const DivConfig& flags) {
chipClock=16000000;
CHECK_CUSTOM_CLOCK;
rate=chipClock/16; // 2 E clock tick (16 CLKIN tick) per voice
rate=chipClock/512; // 2 E clock tick (16 CLKIN tick) per voice / 4
for (int i=0; i<32; i++) {
oscBuf[i]->rate=rate;
}