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YM2610(B): use f-num/block baseFreq calculation

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also allow for different octave boundary f-nums depending on chip clock
This commit is contained in:
tildearrow 2022-05-10 02:22:08 -05:00
parent da71a6a804
commit 5e14177e4e
12 changed files with 198 additions and 170 deletions
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4
src/engine/platform/ym2610ext.h
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@ -25,12 +25,12 @@ class DivPlatformYM2610Ext: public DivPlatformYM2610 {
struct OpChannel {
DivMacroInt std;
unsigned char freqH, freqL;
int freq, baseFreq, pitch, pitch2, ins;
int freq, baseFreq, pitch, pitch2, portaPauseFreq, ins;
signed char konCycles;
bool active, insChanged, freqChanged, keyOn, keyOff, portaPause;
int vol;
unsigned char pan;
OpChannel(): freqH(0), freqL(0), freq(0), baseFreq(0), pitch(0), pitch2(0), ins(-1), active(false), insChanged(true), freqChanged(false), keyOn(false), keyOff(false), portaPause(false), vol(0), pan(3) {}
OpChannel(): freqH(0), freqL(0), freq(0), baseFreq(0), pitch(0), pitch2(0), portaPauseFreq(0), ins(-1), active(false), insChanged(true), freqChanged(false), keyOn(false), keyOff(false), portaPause(false), vol(0), pan(3) {}
};
OpChannel opChan[4];
bool isOpMuted[4];