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pingpong.c
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C/C++ Source or Header
|
2000-02-01
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8KB
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251 lines
#include "driver.h"
#include "vidhrdw/generic.h"
void pingpong_vh_screenrefresh(struct osd_bitmap *bitmap,int full_refresh);
void pingpong_vh_convert_color_prom(unsigned char *palette, unsigned short *colortable,const unsigned char *color_prom);
static unsigned char *intenable;
static int pingpong_interrupt(void)
{
if (cpu_getiloops() == 0)
{
if (*intenable & 0x04) return interrupt();
}
else if (cpu_getiloops() % 2)
{
if (*intenable & 0x08) return nmi_interrupt();
}
return ignore_interrupt();
}
static struct MemoryReadAddress readmem[] =
{
{ 0x0000, 0x7FFF, MRA_ROM },
{ 0x8000, 0x87FF, MRA_RAM },
{ 0x9000, 0x97FF, MRA_RAM },
{ 0xA800, 0xA800, input_port_0_r },
{ 0xA880, 0xA880, input_port_1_r },
{ 0xA900, 0xA900, input_port_2_r },
{ 0xA980, 0xA980, input_port_3_r },
{ -1 } /* end of table */
};
static struct MemoryWriteAddress writemem[] =
{
{ 0x0000, 0x7FFF, MWA_ROM },
{ 0x8000, 0x83FF, colorram_w, &colorram },
{ 0x8400, 0x87FF, videoram_w, &videoram, &videoram_size },
{ 0x9000, 0x9002, MWA_RAM },
{ 0x9003, 0x9052, MWA_RAM, &spriteram, &spriteram_size },
{ 0x9053, 0x97FF, MWA_RAM },
{ 0xA000, 0xA000, MWA_RAM, &intenable }, /* bit 2 = irq enable, bit 3 = nmi enable */
/* bit 0/1 = coin counters */
/* other bits unknown */
{ 0xA200, 0xA200, MWA_NOP }, /* SN76496 data latch */
{ 0xA400, 0xA400, SN76496_0_w }, /* trigger read */
{ 0xA600, 0xA600, watchdog_reset_w },
{ -1 } /* end of table */
};
INPUT_PORTS_START( pingpong )
PORT_START /* IN0 */
PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_UNKNOWN )
PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_UNKNOWN )
PORT_SERVICE( 0x04, IP_ACTIVE_LOW )
PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_START2 )
PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_START1 )
PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_COIN3 )
PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_COIN2 )
PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_COIN1 )
PORT_START /* IN1 */
PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_BUTTON2 | IPF_PLAYER2 )
PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT | IPF_2WAY | IPF_PLAYER2 )
PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT| IPF_2WAY | IPF_PLAYER2 )
PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_BUTTON1 | IPF_PLAYER2 )
PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_BUTTON2 )
PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT | IPF_2WAY )
PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT | IPF_2WAY )
PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_BUTTON1 )
PORT_START /* DSW1 */
PORT_DIPNAME( 0x0F, 0x0F, DEF_STR( Coin_B ) )
PORT_DIPSETTING( 0x04, DEF_STR( 4C_1C ) )
PORT_DIPSETTING( 0x0A, DEF_STR( 3C_1C ) )
PORT_DIPSETTING( 0x01, DEF_STR( 2C_1C ) )
PORT_DIPSETTING( 0x02, DEF_STR( 3C_2C ) )
PORT_DIPSETTING( 0x08, DEF_STR( 4C_3C ) )
PORT_DIPSETTING( 0x0F, DEF_STR( 1C_1C ) )
PORT_DIPSETTING( 0x0C, DEF_STR( 3C_4C ) )
PORT_DIPSETTING( 0x0E, DEF_STR( 2C_3C ) )
PORT_DIPSETTING( 0x07, DEF_STR( 1C_2C ) )
PORT_DIPSETTING( 0x06, DEF_STR( 2C_5C ) )
PORT_DIPSETTING( 0x0B, DEF_STR( 1C_3C ) )
PORT_DIPSETTING( 0x03, DEF_STR( 1C_4C ) )
PORT_DIPSETTING( 0x0D, DEF_STR( 1C_5C ) )
PORT_DIPSETTING( 0x05, DEF_STR( 1C_6C ) )
PORT_DIPSETTING( 0x09, DEF_STR( 1C_7C ) )
PORT_DIPSETTING( 0x00, DEF_STR( Free_Play ) )
PORT_DIPNAME( 0xF0, 0xF0, DEF_STR( Coin_A ) )
PORT_DIPSETTING( 0x40, DEF_STR( 4C_1C ) )
PORT_DIPSETTING( 0xA0, DEF_STR( 3C_1C ) )
PORT_DIPSETTING( 0x10, DEF_STR( 2C_1C ) )
PORT_DIPSETTING( 0x20, DEF_STR( 3C_2C ) )
PORT_DIPSETTING( 0x80, DEF_STR( 4C_3C ) )
PORT_DIPSETTING( 0xF0, DEF_STR( 1C_1C ) )
PORT_DIPSETTING( 0xC0, DEF_STR( 3C_4C ) )
PORT_DIPSETTING( 0xE0, DEF_STR( 2C_3C ) )
PORT_DIPSETTING( 0x70, DEF_STR( 1C_2C ) )
PORT_DIPSETTING( 0x60, DEF_STR( 2C_5C ) )
PORT_DIPSETTING( 0xB0, DEF_STR( 1C_3C ) )
PORT_DIPSETTING( 0x30, DEF_STR( 1C_4C ) )
PORT_DIPSETTING( 0xD0, DEF_STR( 1C_5C ) )
PORT_DIPSETTING( 0x50, DEF_STR( 1C_6C ) )
PORT_DIPSETTING( 0x90, DEF_STR( 1C_7C ) )
PORT_DIPSETTING( 0x00, DEF_STR( Free_Play ) )
PORT_START /* DSW2 */
PORT_DIPNAME( 0x01, 0x00, DEF_STR( Demo_Sounds ) )
PORT_DIPSETTING( 0x01, DEF_STR( Off ) )
PORT_DIPSETTING( 0x00, DEF_STR( On ) )
PORT_DIPNAME( 0x06, 0x06, DEF_STR( Difficulty ) )
PORT_DIPSETTING( 0x06, "Easy" )
PORT_DIPSETTING( 0x02, "Normal" )
PORT_DIPSETTING( 0x04, "Difficult" )
PORT_DIPSETTING( 0x00, "Very Difficult" )
PORT_DIPNAME( 0x08, 0x00, DEF_STR( Unknown ) )
PORT_DIPSETTING( 0x08, DEF_STR( Off ) )
PORT_DIPSETTING( 0x00, DEF_STR( On ) )
PORT_DIPNAME( 0x10, 0x00, DEF_STR( Unknown ) )
PORT_DIPSETTING( 0x10, DEF_STR( Off ) )
PORT_DIPSETTING( 0x00, DEF_STR( On ) )
PORT_DIPNAME( 0x20, 0x00, DEF_STR( Unknown ) )
PORT_DIPSETTING( 0x20, DEF_STR( Off ) )
PORT_DIPSETTING( 0x00, DEF_STR( On ) )
PORT_DIPNAME( 0x40, 0x00, DEF_STR( Unknown ) )
PORT_DIPSETTING( 0x40, DEF_STR( Off ) )
PORT_DIPSETTING( 0x00, DEF_STR( On ) )
PORT_DIPNAME( 0x80, 0x00, DEF_STR( Unknown ) )
PORT_DIPSETTING( 0x80, DEF_STR( Off ) )
PORT_DIPSETTING( 0x00, DEF_STR( On ) )
INPUT_PORTS_END
static struct GfxLayout charlayout =
{
8,8, /* 8*8 characters */
512, /* 512 characters */
2, /* 2 bits per pixel */
{ 4, 0 }, /* the bitplanes are packed in one nibble */
{ 3, 2, 1, 0, 8*8+3, 8*8+2, 8*8+1, 8*8+0 }, /* x bit */
{ 0*8, 1*8, 2*8, 3*8, 4*8, 5*8, 6*8, 7*8 }, /* y bit */
16*8 /* every char takes 16 consecutive bytes */
};
static struct GfxLayout spritelayout =
{
16,16, /* 16*16 sprites */
128, /* 128 sprites */
2, /* 2 bits per pixel */
{ 4, 0 }, /* the bitplanes are packed in one nibble */
{ 12*16+3,12*16+2,12*16+1,12*16+0,
8*16+3, 8*16+2, 8*16+1, 8*16+0,
4*16+3, 4*16+2, 4*16+1, 4*16+0,
3, 2, 1, 0 }, /* x bit */
{ 0*8, 1*8, 2*8, 3*8, 4*8, 5*8, 6*8, 7*8,
32*8, 33*8, 34*8, 35*8, 36*8, 37*8, 38*8, 39*8 }, /* y bit */
64*8 /* every char takes 64 consecutive bytes */
};
static struct GfxDecodeInfo gfxdecodeinfo[] =
{
{ REGION_GFX1, 0, &charlayout, 0, 64 },
{ REGION_GFX2, 0, &spritelayout, 64*4, 64 },
{ -1 } /* end of array */
};
static struct SN76496interface sn76496_interface =
{
1, /* 1 chip */
{ 18432000/8 }, /* 2.304 MHz */
{ 100 }
};
static struct MachineDriver machine_driver_pingpong =
{
/* basic machine hardware */
{
{
CPU_Z80,
18432000/6, /* 3.072 MHz (probably) */
readmem,writemem,0,0,
pingpong_interrupt,16 /* 1 IRQ + 8 NMI */
}
},
60, DEFAULT_60HZ_VBLANK_DURATION,
1,
0,
/* video hardware */
32*8, 32*8, { 0*8, 32*8-1, 2*8, 30*8-1 },
gfxdecodeinfo,
32,64*4+64*4,
pingpong_vh_convert_color_prom,
VIDEO_TYPE_RASTER,
0,
generic_vh_start,
generic_vh_stop,
pingpong_vh_screenrefresh,
/* sound hardware */
0,0,0,0,
{
{
SOUND_SN76496,
&sn76496_interface
}
}
};
/***************************************************************************
Game driver(s)
***************************************************************************/
ROM_START( pingpong )
ROM_REGION( 0x10000, REGION_CPU1 ) /* 64k for code */
ROM_LOAD( "pp_e04.rom", 0x0000, 0x4000, 0x18552f8f )
ROM_LOAD( "pp_e03.rom", 0x4000, 0x4000, 0xae5f01e8 )
ROM_REGION( 0x2000, REGION_GFX1 | REGIONFLAG_DISPOSE )
ROM_LOAD( "pp_e01.rom", 0x0000, 0x2000, 0xd1d6f090 )
ROM_REGION( 0x2000, REGION_GFX2 | REGIONFLAG_DISPOSE )
ROM_LOAD( "pp_e02.rom", 0x0000, 0x2000, 0x33c687e0 )
ROM_REGION( 0x0220, REGION_PROMS )
ROM_LOAD( "pingpong.3j", 0x0000, 0x0020, 0x3e04f06e ) /* palette (this might be bad) */
ROM_LOAD( "pingpong.11j", 0x0020, 0x0100, 0x09d96b08 ) /* sprites */
ROM_LOAD( "pingpong.5h", 0x0120, 0x0100, 0x8456046a ) /* characters */
ROM_END
GAME( 1985, pingpong, 0, pingpong, pingpong, 0, ROT0, "Konami", "Ping Pong" )