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preliminary .dmp loading

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preliminary I said
some things don't load
This commit is contained in:
tildearrow 2022-01-29 03:21:47 -05:00
parent 386db38c34
commit 54a84c2ce1
1 changed files with 178 additions and 1 deletions
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179
src/engine/engine.cpp
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@ -4355,7 +4355,7 @@ bool DivEngine::addInstrumentFromFile(const char *path) {
reader.seek(dataPtr,SEEK_SET); reader.seek(dataPtr,SEEK_SET);
if (ins->readInsData(reader,version)!=DIV_DATA_SUCCESS) { if (ins->readInsData(reader,version)!=DIV_DATA_SUCCESS) {
lastError="invalid wavetable header/data!"; lastError="invalid instrument header/data!";
delete ins; delete ins;
delete[] buf; delete[] buf;
return false; return false;
@ -4363,10 +4363,187 @@ bool DivEngine::addInstrumentFromFile(const char *path) {
} catch (EndOfFileException e) { } catch (EndOfFileException e) {
lastError="premature end of file"; lastError="premature end of file";
logE("premature end of file!\n"); logE("premature end of file!\n");
delete ins;
delete[] buf; delete[] buf;
return false; return false;
} }
} else { // read as .dmp } else { // read as .dmp
try {
reader.seek(0,SEEK_SET);
unsigned char version=reader.readC();
if (version>11) {
lastError="unknown sample version!";
delete ins;
delete[] buf;
return false;
}
unsigned char sys=reader.readC();
switch (sys) {
case 1: // YMU759
ins->type=DIV_INS_FM;
break;
case 2: // Genesis
ins->type=DIV_INS_FM;
break;
case 3: // SMS
ins->type=DIV_INS_STD;
break;
case 4: // Game Boy
ins->type=DIV_INS_GB;
break;
case 5: // PC Engine
ins->type=DIV_INS_PCE;
break;
case 6: // NES
ins->type=DIV_INS_STD;
break;
case 7: case 0x17: // C64
ins->type=DIV_INS_C64;
break;
case 8: // Arcade
ins->type=DIV_INS_FM;
break;
default:
lastError="unknown instrument type!";
delete ins;
delete[] buf;
return false;
break;
}
bool mode=reader.readC();
if (mode==0 && ins->type==DIV_INS_FM) {
ins->type=DIV_INS_STD;
}
if (mode) { // FM
if (version<0x0a) ins->fm.ops=reader.readC();
ins->fm.fms=reader.readC();
ins->fm.fb=reader.readC();
ins->fm.alg=reader.readC();
if (sys!=1) ins->fm.ams=reader.readC();
for (int j=0; j<ins->fm.ops; j++) {
ins->fm.op[j].mult=reader.readC();
ins->fm.op[j].tl=reader.readC();
ins->fm.op[j].ar=reader.readC();
ins->fm.op[j].dr=reader.readC();
ins->fm.op[j].sl=reader.readC();
ins->fm.op[j].rr=reader.readC();
ins->fm.op[j].am=reader.readC();
if (sys==1) { // YMU759
ins->fm.op[j].ws=reader.readC();
ins->fm.op[j].ksl=reader.readC();
ins->fm.op[j].vib=reader.readC();
ins->fm.op[j].egt=reader.readC();
ins->fm.op[j].sus=reader.readC();
ins->fm.op[j].ksr=reader.readC();
ins->fm.op[j].dvb=reader.readC();
ins->fm.op[j].dam=reader.readC();
} else {
ins->fm.op[j].rs=reader.readC();
ins->fm.op[j].dt=reader.readC();
ins->fm.op[j].dt2=ins->fm.op[j].dt>>4;
ins->fm.op[j].dt&=15;
ins->fm.op[j].d2r=reader.readC();
ins->fm.op[j].ssgEnv=reader.readC();
}
}
} else { // STD
if (ins->type!=DIV_INS_GB) {
ins->std.volMacroLen=reader.readC();
for (int i=0; i<ins->std.volMacroLen; i++) {
ins->std.volMacro[i]=reader.readI();
}
if (ins->std.volMacroLen>0) {
ins->std.volMacroOpen=true;
ins->std.volMacroLoop=reader.readC();
} else {
ins->std.volMacroOpen=false;
}
}
ins->std.arpMacroLen=reader.readC();
for (int i=0; i<ins->std.arpMacroLen; i++) {
ins->std.arpMacro[i]=reader.readI();
}
if (ins->std.arpMacroLen>0) {
ins->std.arpMacroOpen=true;
ins->std.arpMacroLoop=reader.readC();
} else {
ins->std.arpMacroOpen=false;
}
ins->std.arpMacroMode=reader.readC();
ins->std.dutyMacroLen=reader.readC();
for (int i=0; i<ins->std.dutyMacroLen; i++) {
ins->std.dutyMacro[i]=reader.readI();
}
if (ins->std.dutyMacroLen>0) {
ins->std.dutyMacroOpen=true;
ins->std.dutyMacroLoop=reader.readC();
} else {
ins->std.dutyMacroOpen=false;
}
ins->std.waveMacroLen=reader.readC();
for (int i=0; i<ins->std.waveMacroLen; i++) {
ins->std.waveMacro[i]=reader.readI();
}
if (ins->std.waveMacroLen>0) {
ins->std.waveMacroOpen=true;
ins->std.waveMacroLoop=reader.readC();
} else {
ins->std.waveMacroOpen=false;
}
if (ins->type==DIV_INS_C64) {
ins->c64.triOn=reader.readC();
ins->c64.sawOn=reader.readC();
ins->c64.pulseOn=reader.readC();
ins->c64.noiseOn=reader.readC();
ins->c64.a=reader.readC();
ins->c64.d=reader.readC();
ins->c64.s=reader.readC();
ins->c64.r=reader.readC();
ins->c64.duty=(reader.readC()*4095)/100;
ins->c64.ringMod=reader.readC();
ins->c64.oscSync=reader.readC();
ins->c64.toFilter=reader.readC();
if (version<0x07) { // TODO: UNSURE
ins->c64.volIsCutoff=reader.readI();
} else {
ins->c64.volIsCutoff=reader.readC();
}
ins->c64.initFilter=reader.readC();
ins->c64.res=reader.readC();
ins->c64.cut=(reader.readC()*2047)/100;
ins->c64.hp=reader.readC();
ins->c64.bp=reader.readC();
ins->c64.lp=reader.readC();
ins->c64.ch3off=reader.readC();
}
if (ins->type==DIV_INS_GB) {
ins->gb.envVol=reader.readC();
ins->gb.envDir=reader.readC();
ins->gb.envLen=reader.readC();
ins->gb.soundLen=reader.readC();
}
}
} catch (EndOfFileException e) {
lastError="premature end of file";
logE("premature end of file!\n");
delete ins;
delete[] buf;
return false;
}
} }
isBusy.lock(); isBusy.lock();