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Virtual Boy: more clean-up

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This commit is contained in:
tildearrow 2022-10-09 17:24:39 -05:00
parent 9f105d92a8
commit 7fd808fd31
2 changed files with 47 additions and 77 deletions
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110
src/engine/platform/vb.cpp
View file

@ -35,55 +35,55 @@ const char* regCheatSheetVB[]={
"Wave4", "200",
"ModTable", "280",
"S0INT", "400",
"S0LRV", "404",
"S0FQL", "408",
"S0FQH", "40C",
"S0EV0", "410",
"S0EV1", "414",
"S0RAM", "418",
"S1INT", "400",
"S1LRV", "404",
"S1FQL", "408",
"S1FQH", "40C",
"S1EV0", "410",
"S1EV1", "414",
"S1RAM", "418",
"S1INT", "440",
"S1LRV", "444",
"S1FQL", "448",
"S1FQH", "44C",
"S1EV0", "450",
"S1EV1", "454",
"S1RAM", "458",
"S2INT", "440",
"S2LRV", "444",
"S2FQL", "448",
"S2FQH", "44C",
"S2EV0", "450",
"S2EV1", "454",
"S2RAM", "458",
"S2INT", "480",
"S2LRV", "484",
"S2FQL", "488",
"S2FQH", "48C",
"S2EV0", "480",
"S2EV1", "484",
"S2RAM", "488",
"S3INT", "480",
"S3LRV", "484",
"S3FQL", "488",
"S3FQH", "48C",
"S3EV0", "480",
"S3EV1", "484",
"S3RAM", "488",
"S3INT", "4C0",
"S3LRV", "4C4",
"S3FQL", "4C8",
"S3FQH", "4CC",
"S3EV0", "4C0",
"S3EV1", "4C4",
"S3RAM", "4C8",
"S4INT", "4C0",
"S4LRV", "4C4",
"S4FQL", "4C8",
"S4FQH", "4CC",
"S4EV0", "4C0",
"S4EV1", "4C4",
"S4RAM", "4C8",
"S4INT", "500",
"S4LRV", "504",
"S4FQL", "508",
"S4FQH", "50C",
"S4EV0", "510",
"S4EV1", "514",
"S4RAM", "518",
"S5INT", "500",
"S5LRV", "504",
"S5FQL", "508",
"S5FQH", "50C",
"S5EV0", "510",
"S5EV1", "514",
"S5RAM", "518",
"S4SWP", "51C",
"S5SWP", "51C",
"S5INT", "540",
"S5LRV", "544",
"S5FQL", "548",
"S5FQH", "54C",
"S5EV0", "550",
"S5EV1", "554",
"S5RAM", "558",
"S6INT", "540",
"S6LRV", "544",
"S6FQL", "548",
"S6FQH", "54C",
"S6EV0", "550",
"S6EV1", "554",
"S6RAM", "558",
NULL
};
@ -125,26 +125,11 @@ void DivPlatformVB::updateWave(int ch) {
for (int i=0; i<32; i++) {
rWrite((ch<<7)+(i<<2),chan[ch].ws.output[i]);
//chWrite(ch,0x06,chan[ch].ws.output[(i+chan[ch].antiClickWavePos)&31]);
}
chan[ch].antiClickWavePos&=31;
if (chan[ch].active) {
//chWrite(ch,0x04,0x80|chan[ch].outVol);
}
if (chan[ch].deferredWaveUpdate) {
chan[ch].deferredWaveUpdate=false;
}
}
void DivPlatformVB::tick(bool sysTick) {
for (int i=0; i<6; i++) {
// anti-click
if (antiClickEnabled && sysTick && chan[i].freq>0) {
chan[i].antiClickPeriodCount+=(chipClock/MAX(parent->getCurHz(),1.0f));
chan[i].antiClickWavePos+=chan[i].antiClickPeriodCount/chan[i].freq;
chan[i].antiClickPeriodCount%=chan[i].freq;
}
chan[i].std.next();
if (chan[i].std.vol.had) {
chan[i].outVol=VOL_SCALE_LINEAR(chan[i].vol&15,MIN(15,chan[i].std.vol.val),15);
@ -184,11 +169,10 @@ void DivPlatformVB::tick(bool sysTick) {
chan[i].freqChanged=true;
}
if (chan[i].std.phaseReset.had && chan[i].std.phaseReset.val==1) {
chan[i].antiClickWavePos=0;
chan[i].antiClickPeriodCount=0;
// ???
}
if (chan[i].active) {
if (chan[i].ws.tick() || (chan[i].std.phaseReset.had && chan[i].std.phaseReset.val==1) || chan[i].deferredWaveUpdate) {
if (chan[i].ws.tick() || (chan[i].std.phaseReset.had && chan[i].std.phaseReset.val==1)) {
updateWave(i);
}
}
@ -236,8 +220,6 @@ int DivPlatformVB::dispatch(DivCommand c) {
break;
}
case DIV_CMD_NOTE_OFF:
chan[c.chan].dacSample=-1;
if (dumpWrites) addWrite(0xffff0002+(c.chan<<8),0);
chan[c.chan].active=false;
chan[c.chan].keyOff=true;
chan[c.chan].macroInit(NULL);
@ -399,7 +381,6 @@ void DivPlatformVB::reset() {
addWrite(0xffffffff,0);
}
vb->Power();
lastPan=0xff;
tempL=0;
tempR=0;
cycles=0;
@ -445,7 +426,6 @@ void DivPlatformVB::notifyInsDeletion(void* ins) {
void DivPlatformVB::setFlags(const DivConfig& flags) {
chipClock=5000000.0;
antiClickEnabled=!flags.getBool("noAntiClick",false);
rate=chipClock/16;
for (int i=0; i<6; i++) {
oscBuf[i]->rate=rate;

14
src/engine/platform/vb.h
View file

@ -28,10 +28,8 @@
class DivPlatformVB: public DivDispatch {
struct Channel {
int freq, baseFreq, pitch, pitch2, note, antiClickPeriodCount, antiClickWavePos;
int dacPeriod, dacRate, dacOut;
unsigned int dacPos;
int dacSample, ins;
int freq, baseFreq, pitch, pitch2, note;
int ins;
unsigned char pan;
bool active, insChanged, freqChanged, keyOn, keyOff, inPorta, noise, deferredWaveUpdate;
signed char vol, outVol, wave;
@ -47,13 +45,6 @@ class DivPlatformVB: public DivDispatch {
pitch(0),
pitch2(0),
note(0),
antiClickPeriodCount(0),
antiClickWavePos(0),
dacPeriod(0),
dacRate(0),
dacOut(0),
dacPos(0),
dacSample(-1),
ins(-1),
pan(255),
active(false),
@ -71,7 +62,6 @@ class DivPlatformVB: public DivDispatch {
Channel chan[6];
DivDispatchOscBuffer* oscBuf[6];
bool isMuted[6];
bool antiClickEnabled;
struct QueuedWrite {
unsigned short addr;
unsigned char val;