amidar.c

这个是延伸mame的在wince平台下的游戏模拟器的代码

static struct GfxLayout spritelayout =
{
	16,16,	/* 16*16 sprites */
	64,	/* 64 sprites */
	2,	/* 2 bits per pixel */
	{ 0, 64*16*16 },	/* the two bitplanes are separated */
	{ 0, 1, 2, 3, 4, 5, 6, 7,
			8*8+0, 8*8+1, 8*8+2, 8*8+3, 8*8+4, 8*8+5, 8*8+6, 8*8+7 },
	{ 0*8, 1*8, 2*8, 3*8, 4*8, 5*8, 6*8, 7*8,
			16*8, 17*8, 18*8, 19*8, 20*8, 21*8, 22*8, 23*8 },
	32*8	/* every sprite takes 32 consecutive bytes */
};

static struct GfxDecodeInfo gfxdecodeinfo[] =
{
	{ 1, 0x0000, &charlayout,     0, 8 },
	{ 1, 0x0000, &spritelayout,   0, 8 },
	{ -1 } /* end of array */
};



static struct AY8910interface ay8910_interface =
{
	2,	/* 2 chips */
	14318000/8,	/* 1.78975 Mhz */
	{ 0x30ff, 0x30ff },
	{ soundlatch_r },
	{ scramble_portB_r },
	{ 0 },
	{ 0 }
};



static struct MachineDriver machine_driver =
{
	/* basic machine hardware */
	{
		{
			CPU_Z80,
			18432000/6,	/* 3.072 Mhz */
			0,
			amidar_readmem,writemem,0,0,
			nmi_interrupt,1
		},
		{
			CPU_Z80 | CPU_AUDIO_CPU,
			14318000/8,	/* 1.78975 Mhz */
			3,	/* memory region #3 */
			sound_readmem,sound_writemem,sound_readport,sound_writeport,
			ignore_interrupt,1	/* interrupts are triggered by the main CPU */
		}
	},
	60, 2500,	/* frames per second, vblank duration */
	1,	/* 1 CPU slice per frame - interleaving is forced when a sound command is written */
	0,

	/* video hardware */
	32*8, 32*8, { 0*8, 32*8-1, 2*8, 30*8-1 },
	gfxdecodeinfo,
	32,32,
	amidar_vh_convert_color_prom,

	VIDEO_TYPE_RASTER|VIDEO_SUPPORTS_DIRTY,
	0,
	generic_vh_start,
	generic_vh_stop,
	amidar_vh_screenrefresh,

	/* sound hardware */
	0,0,0,0,
	{
		{
			SOUND_AY8910,
			&ay8910_interface
		}
	}
};



/***************************************************************************

  Game driver(s)

***************************************************************************/

ROM_START( amidar_rom )
	ROM_REGION(0x10000)	/* 64k for code */
	ROM_LOAD( "amidarus.2c",  0x0000, 0x1000, 0x951e0792 )
	ROM_LOAD( "amidarus.2e",  0x1000, 0x1000, 0xa1a3a136 )
	ROM_LOAD( "amidarus.2f",  0x2000, 0x1000, 0xa5121bf5 )
	ROM_LOAD( "amidarus.2h",  0x3000, 0x1000, 0x051d1c7f )
	ROM_LOAD( "amidarus.2j",  0x4000, 0x1000, 0x351f00d5 )

	ROM_REGION_DISPOSE(0x1000)	/* temporary space for graphics (disposed after conversion) */
	ROM_LOAD( "amidarus.5f",  0x0000, 0x0800, 0x2cfe5ede )
	ROM_LOAD( "amidarus.5h",  0x0800, 0x0800, 0x57c4fd0d )

	ROM_REGION(0x20)	/* color prom */
	ROM_LOAD( "amidar.clr",   0x0000, 0x20, 0xf940dcc3 )

	ROM_REGION(0x10000)	/* 64k for the audio CPU */
	ROM_LOAD( "amidarus.5c",  0x0000, 0x1000, 0x8ca7b750 )
	ROM_LOAD( "amidarus.5d",  0x1000, 0x1000, 0x9b5bdc0a )
ROM_END

ROM_START( amidarjp_rom )
	ROM_REGION(0x10000)	/* 64k for code */
	ROM_LOAD( "amidar.2c",    0x0000, 0x1000, 0xc294bf27 )
	ROM_LOAD( "amidar.2e",    0x1000, 0x1000, 0xe6e96826 )
	ROM_LOAD( "amidar.2f",    0x2000, 0x1000, 0x3656be6f )
	ROM_LOAD( "amidar.2h",    0x3000, 0x1000, 0x1be170bd )

	ROM_REGION_DISPOSE(0x1000)	/* temporary space for graphics (disposed after conversion) */
	ROM_LOAD( "amidar.5f",    0x0000, 0x0800, 0x5e51e84d )
	ROM_LOAD( "amidar.5h",    0x0800, 0x0800, 0x2f7f1c30 )

	ROM_REGION(0x20)	/* color prom */
	ROM_LOAD( "amidar.clr",   0x0000, 0x20, 0xf940dcc3 )

	ROM_REGION(0x10000)	/* 64k for the audio CPU */
	ROM_LOAD( "amidar.5c",    0x0000, 0x1000, 0xc4b66ae4 )
	ROM_LOAD( "amidar.5d",    0x1000, 0x1000, 0x806785af )
ROM_END

ROM_START( amigo_rom )
	ROM_REGION(0x10000)	/* 64k for code */
	ROM_LOAD( "2732.a1",      0x0000, 0x1000, 0x930dc856 )
	ROM_LOAD( "2732.a2",      0x1000, 0x1000, 0x66282ff5 )
	ROM_LOAD( "2732.a3",      0x2000, 0x1000, 0xe9d3dc76 )
	ROM_LOAD( "2732.a4",      0x3000, 0x1000, 0x4a4086c9 )

	ROM_REGION_DISPOSE(0x1000)	/* temporary space for graphics (disposed after conversion) */
	ROM_LOAD( "2716.a6",      0x0000, 0x0800, 0x2082ad0a )
	ROM_LOAD( "2716.a5",      0x0800, 0x0800, 0x3029f94f )

	ROM_REGION(0x20)	/* color prom */
	ROM_LOAD( "amidar.clr",   0x0000, 0x20, 0xf940dcc3 )

	ROM_REGION(0x10000)	/* 64k for the audio CPU */
	ROM_LOAD( "2732.a7",      0x0000, 0x1000, 0x8ca7b750 )
	ROM_LOAD( "2732.a8",      0x1000, 0x1000, 0x9b5bdc0a )
ROM_END

ROM_START( turtles_rom )
	ROM_REGION(0x10000)	/* 64k for code */
	ROM_LOAD( "turt_vid.2c",  0x0000, 0x1000, 0xec5e61fb )
	ROM_LOAD( "turt_vid.2e",  0x1000, 0x1000, 0xfd10821e )
	ROM_LOAD( "turt_vid.2f",  0x2000, 0x1000, 0xddcfc5fa )
	ROM_LOAD( "turt_vid.2h",  0x3000, 0x1000, 0x9e71696c )
	ROM_LOAD( "turt_vid.2j",  0x4000, 0x1000, 0xfcd49fef )

	ROM_REGION_DISPOSE(0x1000)	/* temporary space for graphics (disposed after conversion) */
	ROM_LOAD( "turt_vid.5h",  0x0000, 0x0800, 0xe5999d52 )
	ROM_LOAD( "turt_vid.5f",  0x0800, 0x0800, 0xc3ffd655 )

	ROM_REGION(0x20)	/* color prom */
	ROM_LOAD( "turtles.clr",  0x0000, 0x20, 0xf3ef02dd )

	ROM_REGION(0x10000)	/* 64k for the audio CPU */
	ROM_LOAD( "turt_snd.5c",  0x0000, 0x1000, 0xf0c30f9a )
	ROM_LOAD( "turt_snd.5d",  0x1000, 0x1000, 0xaf5fc43c )
ROM_END

ROM_START( turpin_rom )
	ROM_REGION(0x10000)	/* 64k for code */
	ROM_LOAD( "m1",           0x0000, 0x1000, 0x89177473 )
	ROM_LOAD( "m2",           0x1000, 0x1000, 0x4c6ca5c6 )
	ROM_LOAD( "m3",           0x2000, 0x1000, 0x62291652 )
	ROM_LOAD( "turt_vid.2h",  0x3000, 0x1000, 0x9e71696c )
	ROM_LOAD( "m5",           0x4000, 0x1000, 0x7d2600f2 )

	ROM_REGION_DISPOSE(0x1000)	/* temporary space for graphics (disposed after conversion) */
	ROM_LOAD( "turt_vid.5h",  0x0000, 0x0800, 0xe5999d52 )
	ROM_LOAD( "turt_vid.5f",  0x0800, 0x0800, 0xc3ffd655 )

	ROM_REGION(0x20)	/* color prom */
	ROM_LOAD( "turtles.clr",  0x0000, 0x20, 0xf3ef02dd )

	ROM_REGION(0x10000)	/* 64k for the audio CPU */
	ROM_LOAD( "turt_snd.5c",  0x0000, 0x1000, 0xf0c30f9a )
	ROM_LOAD( "turt_snd.5d",  0x1000, 0x1000, 0xaf5fc43c )
ROM_END

ROM_START( k600_rom )
	ROM_REGION(0x10000)	/* 64k for code */
	ROM_LOAD( "600_vid.2c",   0x0000, 0x1000, 0x8ee090ae )
	ROM_LOAD( "600_vid.2e",   0x1000, 0x1000, 0x45bfaff2 )
	ROM_LOAD( "600_vid.2f",   0x2000, 0x1000, 0x9f4c8ed7 )
	ROM_LOAD( "600_vid.2h",   0x3000, 0x1000, 0xa92ef056 )
	ROM_LOAD( "600_vid.2j",   0x4000, 0x1000, 0x6dadd72d )

	ROM_REGION_DISPOSE(0x1000)	/* temporary space for graphics (disposed after conversion) */
	ROM_LOAD( "600_vid.5h",   0x0000, 0x0800, 0x006c3d56 )
	ROM_LOAD( "600_vid.5f",   0x0800, 0x0800, 0x7dbc0426 )

	ROM_REGION(0x20)	/* color prom */
	ROM_LOAD( "turtles.clr",  0x0000, 0x20, 0xf3ef02dd )

	ROM_REGION(0x10000)	/* 64k for the audio CPU */
	ROM_LOAD( "600_snd.5c",   0x0000, 0x1000, 0x1773c68e )
	ROM_LOAD( "600_snd.5d",   0x1000, 0x1000, 0xa311b998 )
ROM_END



static int amidar_hiload(void)
{
	unsigned char *RAM = Machine->memory_region[Machine->drv->cpu[0].memory_region];


	/* check if the hi score table has already been initialized */
	if (memcmp(&RAM[0x8200],"\x00\x00\x01",3) == 0 &&
			memcmp(&RAM[0x821b],"\x00\x00\x01",3) == 0)
	{
		void *f;


		if ((f = osd_fopen(Machine->gamedrv->name,0,OSD_FILETYPE_HIGHSCORE,0)) != 0)
		{
			osd_fread(f,&RAM[0x8200],3*10);
			RAM[0x80a8] = RAM[0x8200];
			RAM[0x80a9] = RAM[0x8201];
			RAM[0x80aa] = RAM[0x8202];
			osd_fclose(f);
		}

		return 1;
	}
	else return 0;	/* we can't load the hi scores yet */
}



static int turtles_hiload(void) /* V.V */
{
	unsigned char *RAM = Machine->memory_region[Machine->drv->cpu[0].memory_region];


	/* same as Amidar, but the high score table is initialized with zeros */
	/* a working quick-and-dirty solution is to update the top high score */
	/* and the whole table at different times */
	/* further study of the game code may provide a cleaner solution */

	static int first_pass = 0;
	static unsigned char top_score[] = { 0, 0, 0 };

	if (first_pass == 0)
	{
		void *f;

			if ((f = osd_fopen(Machine->gamedrv->name,0,OSD_FILETYPE_HIGHSCORE,0)) != 0)
			{
				osd_fread(f,top_score,3);
				osd_fclose(f);
			}
		first_pass = 1;
	}

	if ((memcmp(&RAM[0x80A0],"\xc0\xc0\x00",3) == 0))
	{
		RAM[0x80a8] = top_score[0];
		RAM[0x80a9] = top_score[1];
		RAM[0x80aa] = top_score[2];
		return 0;
	} /* continuously updating top high score - really dirty solution */

	else if (memcmp(&RAM[0x80A0],"\xc6\xc6\x00",3) == 0)
	{
		void *f;


		if ((f = osd_fopen(Machine->gamedrv->name,0,OSD_FILETYPE_HIGHSCORE,0)) != 0)
		{
			osd_fread(f,&RAM[0x8200],3*10);
			osd_fclose(f);
		}

		return 1;
	}
	else return 0;  /* we can't load the hi scores yet */
}



static void amidar_hisave(void)
{
	void *f;
	unsigned char *RAM = Machine->memory_region[Machine->drv->cpu[0].memory_region];


	if ((f = osd_fopen(Machine->gamedrv->name,0,OSD_FILETYPE_HIGHSCORE,1)) != 0)
	{
		osd_fwrite(f,&RAM[0x8200],3*10);
		osd_fclose(f);
	}
}



struct GameDriver amidar_driver =
{
	__FILE__,
	0,
	"amidar",
	"Amidar (US)",
	"1982",
	"Konami (Stern license)",
	"Robert Anschuetz (Arcade emulator)\nNicola Salmoria (MAME driver)\nAlan J. McCormick (color info)",
	0,
	&machine_driver,
	0,

	amidar_rom,
	0, 0,
	0,
	0,	/* sound_prom */

	amidar_input_ports,

	PROM_MEMORY_REGION(2), 0, 0,
	ORIENTATION_ROTATE_90,

	amidar_hiload, amidar_hisave
};

struct GameDriver amidarjp_driver =
{
	__FILE__,
	&amidar_driver,
	"amidarjp",
	"Amidar (Japan)",
	"1981",
	"Konami",
	"Robert Anschuetz (Arcade emulator)\nNicola Salmoria (MAME driver)\nAlan J. McCormick (color info)",
	0,
	&machine_driver,
	0,

	amidarjp_rom,
	0, 0,
	0,
	0,	/* sound_prom */

	amidarjp_input_ports,

	PROM_MEMORY_REGION(2), 0, 0,
	ORIENTATION_ROTATE_90,

	amidar_hiload, amidar_hisave
};

struct GameDriver amigo_driver =
{
	__FILE__,
	&amidar_driver,
	"amigo",
	"Amigo",
	"1982",
	"bootleg",
	"Robert Anschuetz (Arcade emulator)\nNicola Salmoria (MAME driver)\nAlan J. McCormick (color info)",
	0,
	&machine_driver,
	0,

	amigo_rom,
	0, 0,
	0,
	0,	/* sound_prom */

	amidar_input_ports,

	PROM_MEMORY_REGION(2), 0, 0,
	ORIENTATION_ROTATE_90,

	amidar_hiload, amidar_hisave
};

struct GameDriver turtles_driver =
{
	__FILE__,
	0,
	"turtles",
	"Turtles",
	"1981",
	"Stern",
	"Robert Anschuetz (Arcade emulator)\nNicola Salmoria (MAME driver)\nAlan J. McCormick (color info)",
	0,
	&machine_driver,
	0,

	turtles_rom,
	0, 0,
	0,
	0,	/* sound_prom */

	turtles_input_ports,

	PROM_MEMORY_REGION(2), 0, 0,
	ORIENTATION_ROTATE_90,

	turtles_hiload, amidar_hisave
};

struct GameDriver turpin_driver =
{
	__FILE__,
	&turtles_driver,
	"turpin",
	"Turpin",
	"1981",
	"Sega",
	"Robert Anschuetz (Arcade emulator)\nNicola Salmoria (MAME driver)\nAlan J. McCormick (color info)",
	0,
	&machine_driver,
	0,

	turpin_rom,
	0, 0,
	0,
	0,	/* sound_prom */

	turpin_input_ports,

	PROM_MEMORY_REGION(2), 0, 0,
	ORIENTATION_ROTATE_90,

	turtles_hiload, amidar_hisave
};

struct GameDriver k600_driver =
{
	__FILE__,
	&turtles_driver,
	"600",
	"600",
	"1981",
	"Konami",
	"Robert Anschuetz (Arcade emulator)\nNicola Salmoria (MAME driver)\nAlan J. McCormick (color info)",
	0,
	&machine_driver,
	0,

	k600_rom,
	0, 0,
	0,
	0,	/* sound_prom */

	k600_input_ports,

	PROM_MEMORY_REGION(2), 0, 0,
	ORIENTATION_ROTATE_90,

	turtles_hiload, amidar_hisave
};