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prepare for threaded rendering?

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one chip per thread.
This commit is contained in:
tildearrow 2023-09-06 04:03:53 -05:00
parent ec4063641a
commit 7d0f816d11
3 changed files with 29 additions and 9 deletions
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26
src/engine/playback.cpp
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@ -22,6 +22,7 @@
#define _USE_MATH_DEFINES
#include "dispatch.h"
#include "engine.h"
#include "workPool.h"
#include "../ta-log.h"
#include <math.h>
@ -1788,6 +1789,11 @@ void DivEngine::nextBuf(float** in, float** out, int inChans, int outChans, unsi
std::chrono::steady_clock::time_point ts_processBegin=std::chrono::steady_clock::now();
if (renderPool==NULL) {
// TODO: test this
renderPool=new DivWorkPool(0);
}
// process MIDI events (TODO: everything)
if (output) if (output->midiIn) while (!output->midiIn->queue.empty()) {
TAMidiMessage& msg=output->midiIn->queue.front();
@ -2061,20 +2067,28 @@ void DivEngine::nextBuf(float** in, float** out, int inChans, int outChans, unsi
// 5. tick the clock and fill buffers as needed
if (cycles<runLeftG) {
for (int i=0; i<song.systemLen; i++) {
int total=(cycles*disCont[i].runtotal)/(size<<MASTER_CLOCK_PREC);
disCont[i].acquire(disCont[i].runPos,total);
disCont[i].runLeft-=total;
disCont[i].runPos+=total;
renderPool->push([this,size](void* d) {
DivDispatchContainer* dc=(DivDispatchContainer*)d;
int total=(cycles*dc->runtotal)/(size<<MASTER_CLOCK_PREC);
dc->acquire(dc->runPos,total);
dc->runLeft-=total;
dc->runPos+=total;
},&disCont[i]);
}
renderPool->wait();
runLeftG-=cycles;
cycles=0;
} else {
cycles-=runLeftG;
runLeftG=0;
for (int i=0; i<song.systemLen; i++) {
disCont[i].acquire(disCont[i].runPos,disCont[i].runLeft);
disCont[i].runLeft=0;
renderPool->push([](void* d) {
DivDispatchContainer* dc=(DivDispatchContainer*)d;
dc->acquire(dc->runPos,dc->runLeft);
dc->runLeft=0;
},&disCont[i]);
}
renderPool->wait();
}
}
}