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new chan osc, part 2

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why is it jerky?
This commit is contained in:
tildearrow 2025-03-01 17:22:34 -05:00
parent 6dc4f16689
commit 10e60ec8c1
3 changed files with 16 additions and 10 deletions
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9
src/engine/dispatch.h
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@ -439,7 +439,6 @@ struct DivDispatchOscBuffer {
bool follow;
short data[65536];
// TODO: all of this
inline void putSample(uintmax_t pos, short val) {
unsigned short realPos=needle+((needleSub+pos*rateMul)>>OSCBUF_PREC);
if (val==-1) {
@ -454,8 +453,10 @@ struct DivDispatchOscBuffer {
unsigned short start=needle;
unsigned short end=needle+calc;
//logD("C %d %d %d",len,calc,rate);
if (end<start) {
logE("ELS %d %d %d",end,start,calc);
//logE("ELS %d %d %d",end,start,calc);
memset(&data[start],-1,(0x10000-start)*sizeof(short));
memset(data,-1,end*sizeof(short));
data[needle]=lastSample;
@ -466,8 +467,8 @@ struct DivDispatchOscBuffer {
}
inline void end(unsigned short len) {
uintmax_t calc=len*rateMul;
if (((calc&OSCBUF_MASK)+needleSub)>=(OSCBUF_MASK+1UL)) {
needle++;
if (((calc&OSCBUF_MASK)+needleSub)>OSCBUF_MASK) {
calc+=1UL<<OSCBUF_PREC;
}
needleSub=(needleSub+calc)&OSCBUF_MASK;
needle+=calc>>OSCBUF_PREC;