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FC loader: sample loop point and more fixes

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tildearrow 2022-08-15 03:32:27 -05:00
parent 4663534fa3
commit bef8cf5f5f
1 changed files with 16 additions and 4 deletions
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20
src/engine/fileOps.cpp
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@ -2470,8 +2470,8 @@ bool DivEngine::loadFC(unsigned char* file, size_t len) {
logD("samples: (%x)",reader.tell());
for (int i=0; i<10; i++) {
sample[i].len=reader.readS_BE();
sample[i].loopLen=reader.readS_BE();
sample[i].loopStart=reader.readS_BE();
sample[i].loopLen=reader.readS_BE();
logD("- %d: %d (%d, %d)",i,sample[i].len,sample[i].loopStart,sample[i].loopLen);
}
@ -2574,8 +2574,10 @@ bool DivEngine::loadFC(unsigned char* file, size_t len) {
s->init(sample[i].len*2);
}
s->name=fmt::sprintf("Sample %d",i+1);
s->loopStart=sample[i].loopStart*2;
s->loopEnd=(sample[i].loopStart+sample[i].loopLen)*2;
if (sample[i].loopLen>1) {
s->loopStart=sample[i].loopStart;
s->loopEnd=sample[i].loopStart+(sample[i].loopLen*2);
}
reader.read(s->data8,sample[i].len*2);
ds.sample.push_back(s);
}
@ -2703,7 +2705,11 @@ bool DivEngine::loadFC(unsigned char* file, size_t len) {
if (ignoreNext) {
ignoreNext=false;
} else {
if (fp.val[k]&0xe0) {
if (fp.val[k]==0xf0) {
p->data[k][0]=100;
p->data[k][1]=0;
p->data[k][2]=-1;
} else if (fp.val[k]&0xe0) {
if (fp.val[k]&0x40) {
p->data[k][4]=2;
p->data[k][5]=0;
@ -2780,6 +2786,7 @@ bool DivEngine::loadFC(unsigned char* file, size_t len) {
ins->std.volMacro.val[ins->std.volMacro.len]=lastVal;
if (++ins->std.volMacro.len>=128) break;
}
if (ins->std.volMacro.len>=128) break;
} else if (m.val[j]==0xe9 || m.val[j]==0xea) { // volume slide
if (++j>=64) break;
signed char slideStep=m.val[j];
@ -2870,6 +2877,11 @@ bool DivEngine::loadFC(unsigned char* file, size_t len) {
}
}
// waveform width
if (lastVal>=10 && (unsigned int)(lastVal-10)<ds.wave.size()) {
ins->amiga.waveLen=ds.wave[lastVal-10]->len-1;
}
// vibrato
for (int j=0; j<=vibDelay; j++) {
ins->std.pitchMacro.val[ins->std.pitchMacro.len]=0;