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Galaga: the cure for the missing explosion sample

This commit is contained in:
dinkc64 2015-02-14 06:52:22 +00:00
parent 439ef37913
commit bae63463fd
1 changed files with 22 additions and 11 deletions
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33
src/burn/drv/pre90s/d_galaga.cpp
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@ -651,12 +651,18 @@ UINT8 __fastcall GalagaZ80ProgRead(UINT16 a)
void __fastcall GalagaZ80ProgWrite(UINT16 a, UINT8 d)
{
if (a >= 0x6800 && a <= 0x681f) { NamcoSoundWrite(a - 0x6800, d); return; }
// bprintf(PRINT_NORMAL, _T("54XX z80 #%i Write %X, %X nbs %X\n"), ZetGetActive(), a, d, nBurnSoundLen);
switch (a) {
case 0x6820: {
DrvCPU1FireIRQ = d & 0x01;
if (!DrvCPU1FireIRQ) {
INT32 nActive = ZetGetActive();
ZetClose();
ZetOpen(0);
ZetSetIRQLine(0, CPU_IRQSTATUS_NONE);
ZetClose();
ZetOpen(nActive);
}
return;
}
@ -664,7 +670,12 @@ void __fastcall GalagaZ80ProgWrite(UINT16 a, UINT8 d)
case 0x6821: {
DrvCPU2FireIRQ = d & 0x01;
if (!DrvCPU2FireIRQ) {
INT32 nActive = ZetGetActive();
ZetClose();
ZetOpen(1);
ZetSetIRQLine(0, CPU_IRQSTATUS_NONE);
ZetClose();
ZetOpen(nActive);
}
return;
}
@ -774,7 +785,7 @@ void __fastcall GalagaZ80ProgWrite(UINT16 a, UINT8 d)
}
default: {
bprintf(PRINT_NORMAL, _T("Z80 #%i Write %04x, %02x\n"), ZetGetActive(), a, d);
//bprintf(PRINT_NORMAL, _T("Z80 #%i Write %04x, %02x\n"), ZetGetActive(), a, d);
}
}
}
@ -1456,13 +1467,13 @@ static void DrvDraw()
static INT32 DrvFrame()
{
INT32 nInterleave = nBurnSoundLen;
if (DrvReset) DrvDoReset();
DrvMakeInputs();
INT32 nSoundBufferPos = 0;
INT32 nInterleave = 1000;
nCyclesTotal[0] = (18432000 / 6) / 60;
nCyclesTotal[1] = (18432000 / 6) / 60;
@ -1480,10 +1491,10 @@ static INT32 DrvFrame()
nCyclesSegment = nNext - nCyclesDone[nCurrentCPU];
nCyclesSegment = ZetRun(nCyclesSegment);
nCyclesDone[nCurrentCPU] += nCyclesSegment;
if (i == (nInterleave - 1) && DrvCPU1FireIRQ) {
ZetSetIRQLine(0, CPU_IRQSTATUS_AUTO);
if (i == (nInterleave * 248 / 256) && DrvCPU1FireIRQ) {
ZetSetIRQLine(0, CPU_IRQSTATUS_ACK);
}
if ((i == 0 || i == (nInterleave / 3) || i == (nInterleave / 3 * 2)) && IOChipCPU1FireIRQ) {
if ((i == 0 || i % (nInterleave / 4) == 0) && IOChipCPU1FireIRQ) {
ZetNmi();
}
ZetClose();
@ -1495,8 +1506,8 @@ static INT32 DrvFrame()
nCyclesSegment = nNext - nCyclesDone[nCurrentCPU];
nCyclesSegment = ZetRun(nCyclesSegment);
nCyclesDone[nCurrentCPU] += nCyclesSegment;
if (i == (nInterleave - 1) && DrvCPU2FireIRQ) {
ZetSetIRQLine(0, CPU_IRQSTATUS_AUTO);
if (i == (nInterleave * 248 / 256) && DrvCPU2FireIRQ) {
ZetSetIRQLine(0, CPU_IRQSTATUS_ACK);
}
ZetClose();
}
@ -1508,7 +1519,7 @@ static INT32 DrvFrame()
nCyclesSegment = nNext - nCyclesDone[nCurrentCPU];
nCyclesSegment = ZetRun(nCyclesSegment);
nCyclesDone[nCurrentCPU] += nCyclesSegment;
if ((i == (nInterleave / 2) || i == (nInterleave - 1)) && DrvCPU3FireIRQ) {
if ((i == (nInterleave / 2) || i == (nInterleave * 248 / 256)) && DrvCPU3FireIRQ) {
ZetNmi();
}
ZetClose();