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digdug wip++

This commit is contained in:
dinkc64 2015-07-27 04:49:39 +00:00
parent 6fb599c977
commit 70ecb4fb36
1 changed files with 55 additions and 30 deletions
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85
src/burn/drv/pre90s/d_galaga.cpp
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@ -1,7 +1,7 @@
// Galaga & Dig-Dug driver for FB Alpha, based on the MAME driver by Nicola Salmoria & previous work by Martin Scragg, Mirko Buffoni, Aaron Giles
//
// Todo:
// Sticky input issue with the fire button (WIP: dink)
// Issue with highscore name entry, yet. related to fire button handling.
#include "tiles_generic.h"
@ -12,8 +12,11 @@
static UINT8 DrvInputPort0[8] = {0, 0, 0, 0, 0, 0, 0, 0};
static UINT8 DrvInputPort1[8] = {0, 0, 0, 0, 0, 0, 0, 0};
static UINT8 DrvInputPort2[8] = {0, 0, 0, 0, 0, 0, 0, 0};
static UINT8 DrvInputPort1r[8] = {0, 0, 0, 0, 0, 0, 0, 0};
static UINT8 DrvInputPort2r[8] = {0, 0, 0, 0, 0, 0, 0, 0};
static UINT8 DrvDip[3] = {0, 0, 0};
static UINT8 DrvInput[3] = {0x00, 0x00, 0x00};
static UINT8 DrvInputr[3] = {0x00, 0x00, 0x00};
static UINT8 DrvReset = 0;
static UINT8 *Mem = NULL;
@ -65,6 +68,7 @@ static INT32 digdugmode;
static UINT8 bHasSamples = 0;
static INT32 DrvButtonHold[2] = { 0, 0 };
static INT32 DrvButtonHeld[2] = { 0, 0 };
static INT32 DrvButtonHoldframecnt = 0;
static INT32 nCyclesDone[3], nCyclesTotal[3];
@ -725,6 +729,9 @@ static void Namco54XXWrite(INT32 Data)
}
}
}
static void DrvMakeInputs();
static void makeinputsfirst();
UINT8 __fastcall GalagaZ80ProgRead(UINT16 a)
{
@ -814,15 +821,8 @@ UINT8 __fastcall GalagaZ80ProgRead(UINT16 a)
if (Offset == 1 || Offset == 2) {
INT32 jp = DrvInput[Offset];
static UINT32 buttonprev[3] = {0,0,0};
// if (buttonprev[Offset])
// jp ^= 1<<5; //0x20
jp ^= (-(buttonprev[Offset]==DrvButtonHoldframecnt-1) ^ jp) & (1 << 5);
//buttonprev[Offset] = (jp & 1 << 4) >> 4;
buttonprev[Offset]=(!((jp & 1 << 4) >> 4) ? DrvButtonHoldframecnt : 0);
//if (Offset==1)bprintf(0, _T("bp:%X,"), buttonprev[Offset]);
DrvButtonHoldframecnt++;
makeinputsfirst();
DrvMakeInputs();
if (IOChipMode == 0 && digdugmode) {
/* check directions, according to the following 8-position rule */
/* 0 */
@ -1990,7 +1990,37 @@ static INT32 DrvDigdugDraw()
return 0;
}
static inline void DrvMakeInputs()
static UINT32 buttonprev[3] = { 0, 0, 0 };
static void makeinputsfirst() {
memcpy(DrvInputPort1r, DrvInputPort1, sizeof(DrvInputPort1r));
memcpy(DrvInputPort2r, DrvInputPort2, sizeof(DrvInputPort2r));
if (digdugmode) {
// memcpy(DrvInputPort1r, DrvInputPort1, sizeof(DrvInputPort1r));
// memcpy(DrvInputPort2r, DrvInputPort2, sizeof(DrvInputPort2r));
DrvInputPort1r[4] = 0;
if(DrvInputPort1[4] && !DrvButtonHeld[0]) {
DrvButtonHold[0] = 3;
DrvButtonHeld[0] = 1;
//bprintf(0, _T("I"));
} else {
if (!DrvInputPort1[4]) {
DrvButtonHeld[0] = 0;
//bprintf(0, _T("O"));
}
}
if(DrvButtonHold[0]) {
DrvButtonHold[0]--;
DrvInputPort1r[4] = ((DrvButtonHold[0]) ? 1 : 0);
} else {
DrvInputPort1r[4] = 0;
}
//bprintf(0, _T("%X:%X,"), DrvInputPort1r[4], DrvButtonHold[0]);
}
}
static void DrvMakeInputs()
{
// Reset Inputs
DrvInput[0] = 0xff;
@ -2000,8 +2030,16 @@ static inline void DrvMakeInputs()
// Compile Digital Inputs
for (INT32 i = 0; i < 8; i++) {
DrvInput[0] -= (DrvInputPort0[i] & 1) << i;
DrvInput[1] -= (DrvInputPort1[i] & 1) << i;
DrvInput[2] -= (DrvInputPort2[i] & 1) << i;
DrvInput[1] -= (DrvInputPort1r[i] & 1) << i;
DrvInput[2] -= (DrvInputPort2r[i] & 1) << i;
}
for (INT32 i = 1; i < 3; i++) {
DrvInput[i] ^= (-buttonprev[i] ^ DrvInput[i]) & (1 << 5);
}
for (INT32 i = 1; i < 3; i++) {
buttonprev[i] = (DrvInput[i] & 1 << 4)>>4;
}
}
@ -2010,22 +2048,9 @@ static INT32 DrvFrame()
if (DrvReset) DrvDoReset();
/*if (digdugmode) {
if(DrvInputPort1[4] && !DrvButtonHold[0] && (DrvButtonHoldframecnt!=2)) {
DrvButtonHold[0] = 2;
DrvButtonHoldframecnt = 0;
}
if(DrvButtonHold[0]) {
DrvButtonHold[0]--;
DrvInputPort1[4] = 1;
} else DrvInputPort1[4] = 0;
//DrvMakeInputs();
}*/
/*if(!DrvInputPort1[4]) {
bprintf(0, _T("b1 %X.."), DrvButtonHoldframecnt);
}*/
DrvMakeInputs();
DrvButtonHoldframecnt++;
INT32 nSoundBufferPos = 0;
INT32 nInterleave = 1000;
@ -2047,7 +2072,7 @@ static INT32 DrvFrame()
nCyclesSegment = ZetRun(nCyclesSegment);
nCyclesDone[nCurrentCPU] += nCyclesSegment;
if (i == (nInterleave * 248 / 256) && DrvCPU1FireIRQ) {
ZetSetIRQLine(0, CPU_IRQSTATUS_ACK);
ZetSetIRQLine(0, CPU_IRQSTATUS_HOLD);
}
if ((i == 0 || i % (nInterleave / 4) == 0) && IOChipCPU1FireIRQ) {
ZetNmi();
@ -2062,7 +2087,7 @@ static INT32 DrvFrame()
nCyclesSegment = ZetRun(nCyclesSegment);
nCyclesDone[nCurrentCPU] += nCyclesSegment;
if (i == (nInterleave * 248 / 256) && DrvCPU2FireIRQ) {
ZetSetIRQLine(0, CPU_IRQSTATUS_ACK);
ZetSetIRQLine(0, CPU_IRQSTATUS_HOLD);
}
ZetClose();
}