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introduce p r e - e f f e c t s

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the ultimate fix to #1439
This commit is contained in:
tildearrow 2023-08-30 02:17:16 -05:00
parent da259a33b7
commit fda2ca0645
3 changed files with 79 additions and 26 deletions
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9
src/engine/engine.h
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@ -283,6 +283,7 @@ struct DivSysDef {
DivInstrumentType chanInsType[DIV_MAX_CHANS][2];
const EffectHandlerMap effectHandlers;
const EffectHandlerMap postEffectHandlers;
const EffectHandlerMap preEffectHandlers;
DivSysDef(
const char* sysName, const char* sysNameJ, unsigned char fileID, unsigned char fileID_DMF, int chans,
bool isFMChip, bool isSTDChip, unsigned int vgmVer, bool compound, unsigned int formatMask, const char* desc,
@ -292,7 +293,8 @@ struct DivSysDef {
std::initializer_list<DivInstrumentType> chInsType1,
std::initializer_list<DivInstrumentType> chInsType2={},
const EffectHandlerMap fxHandlers_={},
const EffectHandlerMap postFxHandlers_={}):
const EffectHandlerMap postFxHandlers_={},
const EffectHandlerMap preFxHandlers_={}):
name(sysName),
nameJ(sysNameJ),
description(desc),
@ -305,7 +307,8 @@ struct DivSysDef {
vgmVersion(vgmVer),
sampleFormatMask(formatMask),
effectHandlers(fxHandlers_),
postEffectHandlers(postFxHandlers_) {
postEffectHandlers(postFxHandlers_),
preEffectHandlers(preFxHandlers_) {
memset(chanNames,0,DIV_MAX_CHANS*sizeof(void*));
memset(chanShortNames,0,DIV_MAX_CHANS*sizeof(void*));
memset(chanTypes,0,DIV_MAX_CHANS*sizeof(int));
@ -484,6 +487,7 @@ class DivEngine {
// MIDI stuff
std::function<int(const TAMidiMessage&)> midiCallback=[](const TAMidiMessage&) -> int {return -2;};
void processRowPre(int i);
void processRow(int i, bool afterDelay);
void nextOrder();
void nextRow();
@ -492,6 +496,7 @@ class DivEngine {
bool nextTick(bool noAccum=false, bool inhibitLowLat=false);
bool perSystemEffect(int ch, unsigned char effect, unsigned char effectVal);
bool perSystemPostEffect(int ch, unsigned char effect, unsigned char effectVal);
bool perSystemPreEffect(int ch, unsigned char effect, unsigned char effectVal);
void recalcChans();
void reset();
void playSub(bool preserveDrift, int goalRow=0);