public static byte TILEMAP_FLIPY = TILE_FLIPY; /* draw the tilemap vertically flipped */
public static void tilemap_init()
{
int i, j;
switch (Machine.sBoard)
{
case "CPS-1":
case "CPS-1(QSound)":
case "CPS2":
CPS.tilemap_init();
break;
case "Namco System 1":
Namcos1.tilemap_init();
break;
case "PGM":
PGM.tilemap_init();
break;
case "M72":
M72.tilemap_init();
break;
case "M92":
M92.tilemap_init();
break;
}
screen_width = 0x200;
screen_height = 0x200;
priority_bitmap = new byte[0x200, 0x200];
bb01 = new byte[1, 0x200];
bbFF = new byte[0x80, 0x40];
empty_tile = new byte[0x400];
for (i = 0; i < 0x200; i++)
{
bb01[0, i] = 0x01;
}
for (i = 0; i < 0x80; i++)
{
for (j = 0; j < 0x40; j++)
{
bbFF[i, j] = 0xff;
}
}
for (i = 0; i < 0x400; i++)
{
empty_tile[i] = 0x0f;
}
videovisarea.min_x = 0;
videovisarea.max_x = 0x1ff;
videovisarea.min_y = 0;
videovisarea.max_y = 0x1ff;
}
public static void machine_start()
{
switch (Machine.sBoard)
{
case "CPS-1":
case "CPS-1(QSound)":
case "CPS2":
Palette.palette_init();
Tilemap.tilemap_init();
Eeprom.eeprom_init();
CPS.video_start_cps();
machine_reset_callback = CPS.machine_reset_cps;
break;
case "Neo Geo":
Neogeo.nvram_handler_load_neogeo();
Neogeo.machine_start_neogeo();
Neogeo.video_start_neogeo();
machine_reset_callback = Neogeo.machine_reset_neogeo;
break;
case "Namco System 1":
Palette.palette_init();
Tilemap.tilemap_init();
Namcos1.driver_init();
Namcos1.video_start_namcos1();
machine_reset_callback = Namcos1.machine_reset_namcos1;
break;
case "IGS011":
Palette.palette_init();
IGS011.video_start_igs011();
machine_reset_callback = IGS011.machine_reset_igs011;
break;
case "PGM":
Palette.palette_init();
Tilemap.tilemap_init();
PGM.device_init();
PGM.video_start_pgm();
machine_reset_callback = PGM.machine_reset_pgm;
break;
}
}
public static void recalc_irq()
{
int i;
bool irq = false;
if ((irq_enabled & irq_pending) != 0)
{
irq = true;
}
for (i = 0; irq == false && i < 32; i++)
{
if ((voice2[i].state & V_DONE) != 0)
{
irq = true;
}
}
if (irq != irq_on)
{
irq_on = irq;
PGM.sound_irq(irq ? (int)LineState.ASSERT_LINE : (int)LineState.CLEAR_LINE);
}
}
public static sbyte MReadByte(int address)
{
address &= 0xffffff;
sbyte result = 0;
if (address >= 0 && address <= 0x1ffff)
{
result = (sbyte)(mainbiosrom[address]);
}
else if (address >= 0x100000 && address <= 0x3fffff)
{
if (address < 0x100000 + Memory.mainrom.Length)
{
result = (sbyte)(Memory.mainrom[address - 0x100000]);
}
else
{
result = 0;
}
}
else if (address >= 0x800000 && address <= 0x81ffff)
{
result = (sbyte)Memory.mainram[address - 0x800000];
}
else if (address >= 0x900000 && address <= 0x903fff)
{
result = (sbyte)pgm_bg_videoram[address - 0x900000];
}
else if (address >= 0x904000 && address <= 0x905fff)
{
result = (sbyte)pgm_tx_videoram[address - 0x904000];
}
else if (address >= 0x907000 && address <= 0x9077ff)
{
result = (sbyte)pgm_rowscrollram[address - 0x907000];
}
else if (address >= 0xa00000 && address <= 0xa011ff)
{
int offset = (address - 0xa00000) / 2;
if ((address % 2) == 0)
{
result = (sbyte)(Generic.paletteram16[offset] >> 8);
}
else if ((address % 2) == 1)
{
result = (sbyte)(Generic.paletteram16[offset]);
}
}
else if (address >= 0xb00000 && address <= 0xb0ffff)
{
result = (sbyte)pgm_videoregs[address - 0xb00000];
}
else if (address >= 0xc00002 && address <= 0xc00003)
{
result = (sbyte)Sound.latched_value[0];
}
else if (address >= 0xc00004 && address <= 0xc00005)
{
result = (sbyte)Sound.latched_value[1];
}
else if (address >= 0xc00006 && address <= 0xc00007)
{
result = (sbyte)PGM.pgm_calendar_r();
}
else if (address >= 0xc0000c && address <= 0xc0000d)
{
result = (sbyte)Sound.latched_value[2];
}
else if (address >= 0xc08000 && address <= 0xc08001)
{
result = (sbyte)short0;
}
else if (address >= 0xc08002 && address <= 0xc08003)
{
result = (sbyte)short1;
}
else if (address >= 0xc08004 && address <= 0xc08005)
{
result = (sbyte)short2;
}
else if (address >= 0xc08006 && address <= 0xc08007)
{
result = (sbyte)short3;
}
else if (address >= 0xc10000 && address <= 0xc1ffff)
{
result = (sbyte)z80_ram_r(address - 0xc10000);
}
return(result);
}
public static short MReadWord(int address)
{
address &= 0xffffff;
short result = 0;
if (address >= 0 && address + 1 <= 0x1ffff)
{
result = (short)(mainbiosrom[address] * 0x100 + mainbiosrom[address + 1]);
}
else if (address >= 0x100000 && address + 1 <= 0x3fffff)
{
if (address + 1 < 0x100000 + Memory.mainrom.Length)
{
result = (short)(Memory.mainrom[address - 0x100000] * 0x100 + Memory.mainrom[address - 0x100000 + 1]);
}
else
{
result = 0;
}
}
else if (address >= 0x800000 && address + 1 <= 0x81ffff)
{
result = (short)(Memory.mainram[address - 0x800000] * 0x100 + Memory.mainram[address - 0x800000 + 1]);
}
else if (address >= 0x900000 && address + 1 <= 0x903fff)
{
result = (short)(pgm_bg_videoram[address - 0x900000] * 0x100 + pgm_bg_videoram[address - 0x900000 + 1]);
}
else if (address >= 0x904000 && address + 1 <= 0x905fff)
{
result = (short)(pgm_tx_videoram[address - 0x904000] * 0x100 + pgm_tx_videoram[address - 0x904000 + 1]);
}
else if (address >= 0x907000 && address + 1 <= 0x9077ff)
{
result = (short)(pgm_rowscrollram[address - 0x907000] * 0x100 + pgm_rowscrollram[address - 0x907000 + 1]);
}
else if (address >= 0xa00000 && address + 1 <= 0xa011ff)
{
int offset = (address - 0xa0000) / 2;
result = (short)Generic.paletteram16[offset];
}
else if (address >= 0xb00000 && address + 1 <= 0xb0ffff)
{
result = (short)(pgm_videoregs[address - 0xb00000] * 0x100 + pgm_videoregs[address - 0xb00000 + 1]);
}
else if (address >= 0xc00002 && address + 1 <= 0xc00003)
{
result = (short)Sound.latched_value[0];
}
else if (address >= 0xc00004 && address + 1 <= 0xc00005)
{
result = (short)Sound.latched_value[1];
}
else if (address >= 0xc00006 && address + 1 <= 0xc00007)
{
result = (short)PGM.pgm_calendar_r();
}
else if (address >= 0xc0000c && address + 1 <= 0xc0000d)
{
result = (short)Sound.latched_value[2];
}
else if (address >= 0xc08000 && address + 1 <= 0xc08001)
{
result = short0;
}
else if (address >= 0xc08002 && address + 1 <= 0xc08003)
{
result = short1;
}
else if (address >= 0xc08004 && address + 1 <= 0xc08005)
{
result = short2;
}
else if (address >= 0xc08006 && address + 1 <= 0xc08007)
{
result = short3;
}
else if (address >= 0xc10000 && address + 1 <= 0xc1ffff)
{
result = (short)(z80_ram_r(address - 0xc10000) * 0x100 + z80_ram_r(address - 0xc10000 + 1));
}
return(result);
}