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Revert "Merge branch 'blipWork'"

Browse source 
This reverts commit 41cbdf7924, reversing
changes made to 149d4ce99c.
This commit is contained in:
tildearrow 2023-04-16 17:29:01 -05:00
parent 7880c33d9c
commit c6553f11e8
2 changed files with 18 additions and 91 deletions
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102
src/engine/dispatchContainer.cpp
View file

@ -86,16 +86,9 @@
void DivDispatchContainer::setRates(double gotRate) {
int outs=dispatch->getOutputCount();
int rate=dispatch->rate;
rateMul=0;
while (rateMul<8 && rate<gotRate) {
rate*=2;
rateMul++;
}
for (int i=0; i<outs; i++) {
if (bb[i]==NULL) continue;
blip_set_rates(bb[i],rate,gotRate);
blip_set_rates(bb[i],dispatch->rate,gotRate);
}
rateMemory=gotRate;
}
@ -127,13 +120,7 @@ void DivDispatchContainer::grow(size_t size) {
logE("not enough memory!"); \
return; \
} \
int rate=dispatch->rate; \
rateMul=0; \
while (rateMul<8 && rate<rateMemory) { \
rate*=2; \
rateMul++; \
} \
blip_set_rates(bb[i],rate,rateMemory); \
blip_set_rates(bb[i],dispatch->rate,rateMemory); \
\
if (bbIn[i]==NULL) bbIn[i]=new short[bbInLen]; \
if (bbOut[i]==NULL) bbOut[i]=new short[bbInLen]; \
@ -147,25 +134,6 @@ void DivDispatchContainer::grow(size_t size) {
void DivDispatchContainer::acquire(size_t offset, size_t count) {
CHECK_MISSING_BUFS;
if (rateMul) {
//logV("req: from %d to %d",offset,offset+count-1);
offset+=runPosSub;
size_t oldCount=count;
runPosSub=(runPosSub+oldCount)&((1<<rateMul)-1);
count+=runPosSub;
offset>>=rateMul;
count>>=rateMul;
if (offset!=0 && offset!=lastCount) {
logW("Shit! %d %d",offset,lastCount);
}
lastCount=offset+count;
//logV("got: from %d to %d",offset,offset+count-1);
}
for (int i=0; i<DIV_MAX_OUTPUTS; i++) {
if (i>=outs) {
bbInMapped[i]=NULL;
@ -192,8 +160,6 @@ void DivDispatchContainer::flush(size_t count) {
void DivDispatchContainer::fillBuf(size_t runtotal, size_t offset, size_t size) {
CHECK_MISSING_BUFS;
int step=1<<rateMul;
if (dcOffCompensation && runtotal>0) {
dcOffCompensation=false;
for (int i=0; i<outs; i++) {
@ -201,54 +167,24 @@ void DivDispatchContainer::fillBuf(size_t runtotal, size_t offset, size_t size)
prevSample[i]=bbIn[i][0];
}
}
// I know, code duplication, but optimization...
if (rateMul) {
if (lowQuality) {
for (int i=0; i<outs; i++) {
if (bbIn[i]==NULL) continue;
if (bb[i]==NULL) continue;
int s=0;
for (size_t j=fillSub; j<runtotal; j+=step) {
temp[i]=bbIn[i][s++];
blip_add_delta_fast(bb[i],j,temp[i]-prevSample[i]);
prevSample[i]=temp[i];
}
}
} else {
for (int i=0; i<outs; i++) {
if (bbIn[i]==NULL) continue;
if (bb[i]==NULL) continue;
int s=0;
for (size_t j=fillSub; j<runtotal; j+=step) {
temp[i]=bbIn[i][s++];
blip_add_delta(bb[i],j,temp[i]-prevSample[i]);
prevSample[i]=temp[i];
}
if (lowQuality) {
for (int i=0; i<outs; i++) {
if (bbIn[i]==NULL) continue;
if (bb[i]==NULL) continue;
for (size_t j=0; j<runtotal; j++) {
temp[i]=bbIn[i][j];
blip_add_delta_fast(bb[i],j,temp[i]-prevSample[i]);
prevSample[i]=temp[i];
}
}
fillSub=(fillSub+runtotal)&((1<<rateMul)-1);
} else {
if (lowQuality) {
for (int i=0; i<outs; i++) {
if (bbIn[i]==NULL) continue;
if (bb[i]==NULL) continue;
for (size_t j=0; j<runtotal; j++) {
temp[i]=bbIn[i][j];
blip_add_delta_fast(bb[i],j,temp[i]-prevSample[i]);
prevSample[i]=temp[i];
}
}
} else {
for (int i=0; i<outs; i++) {
if (bbIn[i]==NULL) continue;
if (bb[i]==NULL) continue;
for (size_t j=0; j<runtotal; j++) {
temp[i]=bbIn[i][j];
blip_add_delta(bb[i],j,temp[i]-prevSample[i]);
prevSample[i]=temp[i];
}
for (int i=0; i<outs; i++) {
if (bbIn[i]==NULL) continue;
if (bb[i]==NULL) continue;
for (size_t j=0; j<runtotal; j++) {
temp[i]=bbIn[i][j];
blip_add_delta(bb[i],j,temp[i]-prevSample[i]);
prevSample[i]=temp[i];
}
}
}
@ -273,10 +209,6 @@ void DivDispatchContainer::clear() {
prevSample[i]=0;
}
runPosSub=0;
fillSub=0;
lastCount=0;
if (dispatch->getDCOffRequired()) {
dcOffCompensation=true;
}

7
src/engine/engine.h
View file

@ -184,13 +184,12 @@ struct DivNoteEvent {
struct DivDispatchContainer {
DivDispatch* dispatch;
blip_buffer_t* bb[DIV_MAX_OUTPUTS];
size_t bbInLen, runtotal, runLeft, runPos, lastAvail, lastCount;
size_t bbInLen, runtotal, runLeft, runPos, lastAvail;
int temp[DIV_MAX_OUTPUTS], prevSample[DIV_MAX_OUTPUTS];
short* bbInMapped[DIV_MAX_OUTPUTS];
short* bbIn[DIV_MAX_OUTPUTS];
short* bbOut[DIV_MAX_OUTPUTS];
bool lowQuality, dcOffCompensation;
unsigned char rateMul, runPosSub, fillSub;
double rateMemory;
void setRates(double gotRate);
@ -209,12 +208,8 @@ struct DivDispatchContainer {
runLeft(0),
runPos(0),
lastAvail(0),
lastCount(0),
lowQuality(false),
dcOffCompensation(false),
rateMul(0),
runPosSub(0),
fillSub(0),
rateMemory(0.0) {
memset(bb,0,DIV_MAX_OUTPUTS*sizeof(blip_buffer_t*));
memset(temp,0,DIV_MAX_OUTPUTS*sizeof(int));