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dev108 - add SN period range compat flag

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there's room for possible improvement
This commit is contained in:
tildearrow 2022-08-19 18:46:19 -05:00
parent 5fe3a3c35a
commit c74d7fab37
6 changed files with 32 additions and 8 deletions
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14
src/engine/fileOps.cpp
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@ -175,6 +175,7 @@ bool DivEngine::loadDMF(unsigned char* file, size_t len) {
ds.brokenOutVol=true; // ???
ds.e1e2StopOnSameNote=true;
ds.brokenPortaArp=false;
ds.snNoLowPeriods=true;
// 1.1 compat flags
if (ds.version>24) {
@ -1063,6 +1064,9 @@ bool DivEngine::loadFur(unsigned char* file, size_t len) {
if (ds.version<101) {
ds.brokenPortaArp=true;
}
if (ds.version<108) {
ds.snNoLowPeriods=true;
}
ds.isDMF=false;
reader.readS(); // reserved
@ -1475,7 +1479,12 @@ bool DivEngine::loadFur(unsigned char* file, size_t len) {
} else {
reader.readC();
}
for (int i=0; i<7; i++) {
if (ds.version>=108) {
ds.snNoLowPeriods=reader.readC();
} else {
reader.readC();
}
for (int i=0; i<6; i++) {
reader.readC();
}
}
@ -3719,7 +3728,8 @@ SafeWriter* DivEngine::saveFur(bool notPrimary) {
w->writeC(song.brokenOutVol);
w->writeC(song.e1e2StopOnSameNote);
w->writeC(song.brokenPortaArp);
for (int i=0; i<7; i++) {
w->writeC(song.snNoLowPeriods);
for (int i=0; i<6; i++) {
w->writeC(0);
}