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d_mystwarr: fix some glitches caused by drawing at end of frame instead of at vbl

This commit is contained in:
dinkc64 2018-06-23 03:11:36 +00:00
parent a1cdd12661
commit 0fdc163af7
1 changed files with 32 additions and 22 deletions
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54
src/burn/drv/konami/d_mystwarr.cpp
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@ -2844,15 +2844,13 @@ static INT32 DrvFrame()
ZetNewFrame(); ZetNewFrame();
INT32 nInterleave = 60; INT32 nInterleave = 60;
INT32 nCyclesTotal[2] = { 16000000 / 60, 8000000 / 60 }; INT32 nCyclesTotal[2] = { (INT32)((double)16000000 / 59.185606), (INT32)((double)8000000 / 59.185606) };
INT32 nCyclesDone[2] = { 0, 0 }; INT32 nCyclesDone[2] = { 0, 0 };
SekOpen(0); SekOpen(0);
ZetOpen(0); ZetOpen(0);
for (INT32 i = 0; i < nInterleave; i++) { for (INT32 i = 0; i < nInterleave; i++) {
INT32 nNext, nCyclesSegment;
if (nGame == 1) if (nGame == 1)
{ {
if (mw_irq_control & 1) if (mw_irq_control & 1)
@ -2860,8 +2858,15 @@ static INT32 DrvFrame()
if (i == 0) if (i == 0)
SekSetIRQLine(4, CPU_IRQSTATUS_AUTO); SekSetIRQLine(4, CPU_IRQSTATUS_AUTO);
if (i == ((nInterleave * (240+10))/256)) // +10 otherwise flickers on char.selection screen (mystwarr) if (i == ((nInterleave * 240)/256)) {
SekSetIRQLine(2, CPU_IRQSTATUS_AUTO); SekSetIRQLine(2, CPU_IRQSTATUS_AUTO);
}
}
if (i == ((nInterleave * 240)/256)) {
if (pBurnDraw) {
DrvDraw();
}
} }
} }
@ -2873,8 +2878,14 @@ static INT32 DrvFrame()
if (i == ((nInterleave * 24) / 256)) if (i == ((nInterleave * 24) / 256))
SekSetIRQLine(6, CPU_IRQSTATUS_AUTO); SekSetIRQLine(6, CPU_IRQSTATUS_AUTO);
if (i == ((nInterleave * 248) / 256) && K053246_is_IRQ_enabled()) if (i == ((nInterleave * 248) / 256)) {
SekSetIRQLine(5, CPU_IRQSTATUS_AUTO); if (K053246_is_IRQ_enabled())
SekSetIRQLine(5, CPU_IRQSTATUS_AUTO);
if (pBurnDraw) {
DrvDraw();
}
}
} }
if (nGame == 4) // martchmp if (nGame == 4) // martchmp
@ -2884,27 +2895,30 @@ static INT32 DrvFrame()
if (i == ((nInterleave * 23) / 256)) if (i == ((nInterleave * 23) / 256))
SekSetIRQLine(2, CPU_IRQSTATUS_AUTO); SekSetIRQLine(2, CPU_IRQSTATUS_AUTO);
if (i == ((nInterleave * 47) / 256) && K053246_is_IRQ_enabled()) if (i == ((nInterleave * 247) / 256) && K053246_is_IRQ_enabled())
SekSetIRQLine(6, CPU_IRQSTATUS_AUTO); SekSetIRQLine(6, CPU_IRQSTATUS_AUTO);
} }
if (i == ((nInterleave * 247) / 256)) {
if (pBurnDraw) {
DrvDraw();
}
}
} }
if (nGame == 5 || nGame == 6) if (nGame == 5 || nGame == 6)
{ {
if (i == (nInterleave - 1)) if (i == (nInterleave - 1)) {
SekSetIRQLine(5, CPU_IRQSTATUS_AUTO); SekSetIRQLine(5, CPU_IRQSTATUS_AUTO);
if (pBurnDraw) {
DrvDraw();
}
}
} }
nNext = (i + 1) * nCyclesTotal[0] / nInterleave; nCyclesDone[0] += SekRun(((i + 1) * nCyclesTotal[0] / nInterleave) - nCyclesDone[0]);
nCyclesSegment = nNext - nCyclesDone[0]; nCyclesDone[1] += ZetRun(((i + 1) * nCyclesTotal[1] / nInterleave) - nCyclesDone[1]);
nCyclesSegment = SekRun(nCyclesSegment);
nCyclesDone[0] += nCyclesSegment;
nNext = (i + 1) * nCyclesTotal[1] / nInterleave;
nCyclesSegment = nNext - nCyclesDone[1];
nCyclesSegment = ZetRun(nCyclesSegment);
nCyclesDone[1] += nCyclesSegment;
if ((i % (nInterleave / 8)) == ((nInterleave / 8) - 1)) {// && sound_nmi_enable && sound_control) { // iq_132 if ((i % (nInterleave / 8)) == ((nInterleave / 8) - 1)) {// && sound_nmi_enable && sound_control) { // iq_132
ZetNmi(); ZetNmi();
@ -2920,10 +2934,6 @@ static INT32 DrvFrame()
ZetClose(); ZetClose();
SekClose(); SekClose();
if (pBurnDraw) {
DrvDraw();
}
return 0; return 0;
} }