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giga-refactor, part 6

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make engine dispatchChanOfChan-aware
This commit is contained in:
tildearrow 2025-11-13 16:33:35 -05:00
parent 5bde25cf2f
commit 7b11fe68ad
7 changed files with 60 additions and 27 deletions
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10
src/engine/song.cpp
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@ -710,17 +710,23 @@ void DivSong::recalcChans() {
int chanIndex=0;
memset(isInsTypePossible,0,DIV_INS_MAX*sizeof(bool));
for (int i=0; i<systemLen; i++) {
const DivSysDef* sysDef=DivEngine::getSystemDef(system[i]);
int chanCount=systemChans[i];
int firstChan=chans;
chans+=chanCount;
for (int j=0; j<chanCount; j++) {
sysOfChan[chanIndex]=system[i];
dispatchOfChan[chanIndex]=i;
dispatchChanOfChan[chanIndex]=j;
if (sysDef==NULL) {
dispatchChanOfChan[chanIndex]=-1;
} else if (j<sysDef->maxChans) {
dispatchChanOfChan[chanIndex]=j;
} else {
dispatchChanOfChan[chanIndex]=-1;
}
dispatchFirstChan[chanIndex]=firstChan;
chanIndex++;
const DivSysDef* sysDef=DivEngine::getSystemDef(system[i]);
if (sysDef!=NULL) {
if (sysDef->chanInsType[j][0]!=DIV_INS_NULL) {
isInsTypePossible[sysDef->chanInsType[j][0]]=true;