mirror of
https://github.com/holub/mame
synced 2025-05-22 21:58:57 +03:00
Converted Kaneko Pandora sprite chip to be a MAME device and updated drivers accordingly.
This commit is contained in:
Fabio Priuli
parent
907c61c43e
commit
c0488dbe0d
@ -299,12 +299,13 @@ static WRITE8_HANDLER( master_bankswitch_w )
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static WRITE8_HANDLER( slave_bankswitch_w )
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{
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const device_config *pandora = devtag_get_device(space->machine, "pandora");
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airbustr_bankswitch(space->machine, "slave", "bank2", data);
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flip_screen_set(space->machine, data & 0x10);
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// used at the end of levels, after defeating the boss, to leave trails
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pandora_set_clear_bitmap(data&0x20);
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pandora_set_clear_bitmap(pandora, data&0x20);
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}
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static WRITE8_HANDLER( sound_bankswitch_w )
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@ -370,7 +371,7 @@ static WRITE8_HANDLER( airbustr_coin_counter_w )
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static ADDRESS_MAP_START( master_map, ADDRESS_SPACE_PROGRAM, 8 )
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AM_RANGE(0x0000, 0x7fff) AM_ROM
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AM_RANGE(0x8000, 0xbfff) AM_ROMBANK("bank1")
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AM_RANGE(0xc000, 0xcfff) AM_READWRITE(pandora_spriteram_r, pandora_spriteram_w)
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AM_RANGE(0xc000, 0xcfff) AM_DEVREADWRITE("pandora", pandora_spriteram_r, pandora_spriteram_w)
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AM_RANGE(0xd000, 0xdfff) AM_RAM
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AM_RANGE(0xe000, 0xefff) AM_RAM AM_BASE(&devram) // shared with protection device
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AM_RANGE(0xf000, 0xffff) AM_RAM AM_SHARE("share1")
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@ -609,6 +610,13 @@ static MACHINE_RESET( airbustr )
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/* Machine Driver */
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static const kaneko_pandora_interface airbustr_pandora_config =
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{
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"screen", /* screen tag */
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1, /* gfx_region */
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0, 0 /* x_offs, y_offs */
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};
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static MACHINE_DRIVER_START( airbustr )
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// basic machine hardware
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MDRV_CPU_ADD("master", Z80, 6000000) // ???
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@ -633,7 +641,6 @@ static MACHINE_DRIVER_START( airbustr )
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MDRV_WATCHDOG_TIME_INIT(SEC(3)) /* a guess, and certainly wrong */
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// video hardware
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MDRV_SCREEN_ADD("screen", RASTER)
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MDRV_SCREEN_REFRESH_RATE(60)
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MDRV_SCREEN_VBLANK_TIME(ATTOSECONDS_IN_USEC(0))
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@ -643,6 +650,8 @@ static MACHINE_DRIVER_START( airbustr )
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MDRV_GFXDECODE(airbustr)
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MDRV_PALETTE_LENGTH(768)
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MDRV_KANEKO_PANDORA_ADD("pandora", airbustr_pandora_config)
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MDRV_VIDEO_START(airbustr)
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MDRV_VIDEO_UPDATE(airbustr)
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MDRV_VIDEO_EOF(airbustr)
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@ -743,7 +743,7 @@ static WRITE8_HANDLER( cpu2_bankswitch_w )
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static ADDRESS_MAP_START( cpu0_am, ADDRESS_SPACE_PROGRAM, 8 )
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AM_RANGE(0x0000, 0x7fff) AM_ROM
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AM_RANGE(0x8000, 0xafff) AM_ROMBANK("bank4")
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AM_RANGE(0xb000, 0xbfff) AM_READWRITE( pandora_spriteram_r, pandora_spriteram_w )
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AM_RANGE(0xb000, 0xbfff) AM_DEVREADWRITE("pandora", pandora_spriteram_r, pandora_spriteram_w)
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AM_RANGE(0xc000, 0xdfff) AM_ROMBANK("bank1")
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AM_RANGE(0xe000, 0xefff) AM_RAM AM_SHARE("share1")
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AM_RANGE(0xf000, 0xf7ff) AM_RAM
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@ -907,6 +907,13 @@ static INTERRUPT_GEN( djboy_interrupt )
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cpu_set_input_line_and_vector(device, 0, HOLD_LINE, addr);
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}
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static const kaneko_pandora_interface djboy_pandora_config =
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{
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"screen", /* screen tag */
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0, /* gfx_region */
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0, 0 /* x_offs, y_offs */
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};
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static MACHINE_DRIVER_START( djboy )
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MDRV_CPU_ADD("maincpu", Z80,6000000)
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MDRV_CPU_PROGRAM_MAP(cpu0_am)
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@ -935,6 +942,8 @@ static MACHINE_DRIVER_START( djboy )
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MDRV_GFXDECODE(djboy)
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MDRV_PALETTE_LENGTH(0x200)
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MDRV_KANEKO_PANDORA_ADD("pandora", djboy_pandora_config)
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MDRV_VIDEO_START(djboy)
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MDRV_VIDEO_UPDATE(djboy)
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MDRV_VIDEO_EOF(djboy)
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@ -137,7 +137,8 @@ VIDEO_UPDATE( comad );
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static VIDEO_EOF( galpanic )
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{
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pandora_eof(machine);
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const device_config *pandora = devtag_get_device(machine, "pandora");
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pandora_eof(pandora);
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}
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static INTERRUPT_GEN( galpanic_interrupt )
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@ -162,6 +163,8 @@ static INTERRUPT_GEN( galhustl_interrupt )
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static WRITE16_HANDLER( galpanic_6295_bankswitch_w )
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{
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const device_config *pandora = devtag_get_device(space->machine, "pandora");
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if (ACCESSING_BITS_8_15)
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{
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UINT8 *rom = memory_region(space->machine, "oki");
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@ -169,7 +172,7 @@ static WRITE16_HANDLER( galpanic_6295_bankswitch_w )
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memcpy(&rom[0x30000],&rom[0x40000 + ((data >> 8) & 0x0f) * 0x10000],0x10000);
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// used before title screen
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pandora_set_clear_bitmap((data & 0x8000)>>15);
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pandora_set_clear_bitmap(pandora, (data & 0x8000)>>15);
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}
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}
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@ -186,9 +189,11 @@ static WRITE16_HANDLER( galpania_6295_bankswitch_w )
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#ifdef UNUSED_FUNCTION
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static WRITE16_HANDLER( galpania_misc_w )
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{
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const device_config *pandora = devtag_get_device(machine, "pandora");
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if (ACCESSING_BITS_0_7)
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{
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pandora_set_clear_bitmap( data & 0x0004 );
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pandora_set_clear_bitmap(pandora, data & 0x0004);
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}
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// other bits unknown !
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@ -223,7 +228,7 @@ static ADDRESS_MAP_START( galpanic_map, ADDRESS_SPACE_PROGRAM, 16 )
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AM_RANGE(0x500000, 0x51ffff) AM_RAM AM_BASE(&galpanic_fgvideoram) AM_SIZE(&galpanic_fgvideoram_size)
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AM_RANGE(0x520000, 0x53ffff) AM_RAM_WRITE(galpanic_bgvideoram_w) AM_BASE(&galpanic_bgvideoram) /* + work RAM */
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AM_RANGE(0x600000, 0x6007ff) AM_RAM_WRITE(galpanic_paletteram_w) AM_BASE_GENERIC(paletteram) /* 1024 colors, but only 512 seem to be used */
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AM_RANGE(0x700000, 0x701fff) AM_READWRITE(pandora_spriteram_LSB_r, pandora_spriteram_LSB_w)
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AM_RANGE(0x700000, 0x701fff) AM_DEVREADWRITE("pandora", pandora_spriteram_LSB_r, pandora_spriteram_LSB_w)
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AM_RANGE(0x702000, 0x704fff) AM_RAM
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AM_RANGE(0x800000, 0x800001) AM_READ_PORT("DSW1_P1")
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AM_RANGE(0x800002, 0x800003) AM_READ_PORT("DSW2_P2")
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@ -868,6 +873,13 @@ static GFXDECODE_START( galpanic )
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GFXDECODE_END
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static const kaneko_pandora_interface galpanic_pandora_config =
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{
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"screen", /* screen tag */
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0, /* gfx_region */
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0, -16 /* x_offs, y_offs */
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};
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static MACHINE_DRIVER_START( galpanic )
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@ -887,6 +899,8 @@ static MACHINE_DRIVER_START( galpanic )
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MDRV_GFXDECODE(galpanic)
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MDRV_PALETTE_LENGTH(1024 + 32768)
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MDRV_KANEKO_PANDORA_ADD("pandora", galpanic_pandora_config)
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MDRV_PALETTE_INIT(galpanic)
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MDRV_VIDEO_START(galpanic)
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MDRV_VIDEO_UPDATE(galpanic)
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@ -917,6 +931,8 @@ static MACHINE_DRIVER_START( comad )
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MDRV_CPU_REPLACE("maincpu", M68000, 10000000)
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MDRV_CPU_PROGRAM_MAP(comad_map)
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MDRV_DEVICE_REMOVE("pandora")
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/* video hardware */
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MDRV_VIDEO_UPDATE(comad)
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MDRV_VIDEO_EOF(0)
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@ -286,7 +286,6 @@ static TILE_GET_INFO( get_bg_tile_info )
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static VIDEO_START(hvyunit)
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{
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bg_tilemap = tilemap_create(machine, get_bg_tile_info, tilemap_scan_rows, 16, 16, 32, 32);
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pandora_start(machine,0,0,0);
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}
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#define SX_POS 152
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@ -294,7 +293,7 @@ static VIDEO_START(hvyunit)
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static VIDEO_UPDATE(hvyunit)
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{
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const device_config *pandora = devtag_get_device(screen->machine, "pandora");
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tilemap_set_scrollx( bg_tilemap,0, ((port0_data&0x40)<<2)+ hu_scrollx + SX_POS); //TODO
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tilemap_set_scrolly( bg_tilemap,0, ((port0_data&0x80)<<1)+ hu_scrolly + SY_POS); // TODO
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@ -302,13 +301,14 @@ static VIDEO_UPDATE(hvyunit)
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bitmap_fill(bitmap,cliprect,get_black_pen(screen->machine));
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tilemap_draw(bitmap, cliprect, bg_tilemap, 0, 0);
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pandora_update(screen->machine,bitmap,cliprect);
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pandora_update(pandora, bitmap, cliprect);
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return 0;
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}
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static VIDEO_EOF(hvyunit)
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{
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pandora_eof(machine);
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const device_config *pandora = devtag_get_device(machine, "pandora");
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pandora_eof(pandora);
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}
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static WRITE8_HANDLER( trigger_nmi_on_sound_cpu2 )
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@ -349,7 +349,7 @@ static WRITE8_HANDLER( hu_colorram_w )
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static ADDRESS_MAP_START( master_memory, ADDRESS_SPACE_PROGRAM, 8 )
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AM_RANGE(0x0000, 0x7fff) AM_ROM
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AM_RANGE(0x8000, 0xbfff) AM_ROMBANK("bank1")
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AM_RANGE(0xc000, 0xcfff) AM_READWRITE( pandora_spriteram_r, pandora_spriteram_w )
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AM_RANGE(0xc000, 0xcfff) AM_DEVREADWRITE("pandora", pandora_spriteram_r, pandora_spriteram_w)
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AM_RANGE(0xd000, 0xdfff) AM_RAM
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AM_RANGE(0xe000, 0xefff) AM_RAM AM_SHARE("share1")
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AM_RANGE(0xf000, 0xffff) AM_RAM
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@ -630,6 +630,13 @@ static INTERRUPT_GEN( hvyunit_interrupt )
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cpu_set_input_line_and_vector(device, 0, HOLD_LINE, addr);
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}
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static const kaneko_pandora_interface hvyunit_pandora_config =
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{
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"screen", /* screen tag */
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0, /* gfx_region */
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0, 0 /* x_offs, y_offs */
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};
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static MACHINE_DRIVER_START( hvyunit )
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@ -661,6 +668,8 @@ static MACHINE_DRIVER_START( hvyunit )
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MDRV_GFXDECODE(hvyunit)
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MDRV_PALETTE_LENGTH(0x800)
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MDRV_KANEKO_PANDORA_ADD("pandora", hvyunit_pandora_config)
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MDRV_VIDEO_START(hvyunit)
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MDRV_VIDEO_UPDATE(hvyunit)
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MDRV_VIDEO_EOF(hvyunit)
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@ -122,9 +122,10 @@ static INTERRUPT_GEN( sandscrp_interrupt )
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static VIDEO_EOF( sandscrp )
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{
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const device_config *pandora = devtag_get_device(machine, "pandora");
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sprite_irq = 1;
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update_irq_state(machine);
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pandora_eof(machine);
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pandora_eof(pandora);
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}
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/* Reads the cause of the interrupt */
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@ -213,7 +214,7 @@ static ADDRESS_MAP_START( sandscrp, ADDRESS_SPACE_PROGRAM, 16 )
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AM_RANGE(0x401000, 0x401fff) AM_RAM_WRITE(kaneko16_vram_0_w) AM_BASE(&kaneko16_vram_0) //
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AM_RANGE(0x402000, 0x402fff) AM_RAM AM_BASE(&kaneko16_vscroll_1) //
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AM_RANGE(0x403000, 0x403fff) AM_RAM AM_BASE(&kaneko16_vscroll_0) //
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AM_RANGE(0x500000, 0x501fff) AM_READWRITE(pandora_spriteram_LSB_r, pandora_spriteram_LSB_w ) // sprites
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AM_RANGE(0x500000, 0x501fff) AM_DEVREADWRITE("pandora", pandora_spriteram_LSB_r, pandora_spriteram_LSB_w ) // sprites
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AM_RANGE(0x600000, 0x600fff) AM_RAM_WRITE(paletteram16_xGGGGGRRRRRBBBBB_word_w) AM_BASE_GENERIC(paletteram) // Palette
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AM_RANGE(0xa00000, 0xa00001) AM_WRITE(sandscrp_coin_counter_w) // Coin Counters (Lockout unused)
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AM_RANGE(0xb00000, 0xb00001) AM_READ_PORT("P1")
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@ -431,6 +432,13 @@ static const ym2203_interface ym2203_intf_sandscrp =
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};
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static const kaneko_pandora_interface sandscrp_pandora_config =
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{
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"screen", /* screen tag */
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0, /* gfx_region */
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0, 0 /* x_offs, y_offs */
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};
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static MACHINE_DRIVER_START( sandscrp )
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/* basic machine hardware */
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@ -457,6 +465,8 @@ static MACHINE_DRIVER_START( sandscrp )
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MDRV_GFXDECODE(sandscrp)
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MDRV_PALETTE_LENGTH(2048)
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MDRV_KANEKO_PANDORA_ADD("pandora", sandscrp_pandora_config)
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MDRV_VIDEO_START(sandscrp_1xVIEW2)
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MDRV_VIDEO_EOF(sandscrp)
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MDRV_VIDEO_UPDATE(sandscrp)
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@ -82,21 +82,19 @@ static WRITE16_HANDLER( snowbros_flipscreen_w )
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static VIDEO_UPDATE( snowbros )
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{
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const device_config *pandora = devtag_get_device(screen->machine, "pandora");
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/* This clears & redraws the entire screen each pass */
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bitmap_fill(bitmap,cliprect,0xf0);
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pandora_update(screen->machine,bitmap,cliprect);
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pandora_update(pandora, bitmap, cliprect);
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return 0;
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}
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static VIDEO_START( snowbros )
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{
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pandora_start(machine,0,0,0);
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}
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static VIDEO_EOF( snowbros )
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{
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pandora_eof(machine);
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const device_config *pandora = devtag_get_device(machine, "pandora");
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pandora_eof(pandora);
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}
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@ -185,7 +183,7 @@ static ADDRESS_MAP_START( snowbros_map, ADDRESS_SPACE_PROGRAM, 16 )
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AM_RANGE(0x500002, 0x500003) AM_READ_PORT("DSW2")
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AM_RANGE(0x500004, 0x500005) AM_READ_PORT("SYSTEM")
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AM_RANGE(0x600000, 0x6001ff) AM_RAM_WRITE(paletteram16_xBBBBBGGGGGRRRRR_word_w) AM_BASE_GENERIC(paletteram)
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AM_RANGE(0x700000, 0x701fff) AM_READWRITE(pandora_spriteram_LSB_r,pandora_spriteram_LSB_w)
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AM_RANGE(0x700000, 0x701fff) AM_DEVREADWRITE("pandora", pandora_spriteram_LSB_r, pandora_spriteram_LSB_w)
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AM_RANGE(0x800000, 0x800001) AM_WRITE(snowbros_irq4_ack_w) /* IRQ 4 acknowledge */
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AM_RANGE(0x900000, 0x900001) AM_WRITE(snowbros_irq3_ack_w) /* IRQ 3 acknowledge */
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AM_RANGE(0xa00000, 0xa00001) AM_WRITE(snowbros_irq2_ack_w) /* IRQ 2 acknowledge */
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@ -366,7 +364,7 @@ static ADDRESS_MAP_START( hyperpac_map, ADDRESS_SPACE_PROGRAM, 16 )
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AM_RANGE(0x500004, 0x500005) AM_READ_PORT("SYSTEM")
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AM_RANGE(0x600000, 0x6001ff) AM_RAM_WRITE(paletteram16_xBBBBBGGGGGRRRRR_word_w) AM_BASE_GENERIC(paletteram)
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AM_RANGE(0x700000, 0x701fff) AM_READWRITE(pandora_spriteram_LSB_r,pandora_spriteram_LSB_w)
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AM_RANGE(0x700000, 0x701fff) AM_DEVREADWRITE("pandora", pandora_spriteram_LSB_r,pandora_spriteram_LSB_w)
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AM_RANGE(0x800000, 0x800001) AM_WRITE(snowbros_irq4_ack_w) /* IRQ 4 acknowledge */
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AM_RANGE(0x900000, 0x900001) AM_WRITE(snowbros_irq3_ack_w) /* IRQ 3 acknowledge */
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AM_RANGE(0xa00000, 0xa00001) AM_WRITE(snowbros_irq2_ack_w) /* IRQ 2 acknowledge */
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@ -517,7 +515,7 @@ static ADDRESS_MAP_START( finalttr_map, ADDRESS_SPACE_PROGRAM, 16 )
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AM_RANGE(0x500004, 0x500005) AM_READ_PORT("SYSTEM")
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AM_RANGE(0x600000, 0x6001ff) AM_RAM_WRITE(paletteram16_xBBBBBGGGGGRRRRR_word_w) AM_BASE_GENERIC(paletteram)
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AM_RANGE(0x700000, 0x701fff) AM_READWRITE(pandora_spriteram_LSB_r,pandora_spriteram_LSB_w)
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AM_RANGE(0x700000, 0x701fff) AM_DEVREADWRITE("pandora", pandora_spriteram_LSB_r, pandora_spriteram_LSB_w)
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AM_RANGE(0x800000, 0x800001) AM_WRITE(snowbros_irq4_ack_w) /* IRQ 4 acknowledge */
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AM_RANGE(0x900000, 0x900001) AM_WRITE(snowbros_irq3_ack_w) /* IRQ 3 acknowledge */
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AM_RANGE(0xa00000, 0xa00001) AM_WRITE(snowbros_irq2_ack_w) /* IRQ 2 acknowledge */
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@ -1514,6 +1512,13 @@ static MACHINE_RESET (finalttr)
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hyperpac_ram[0x2000/2 + i] = PROTDATA[i];
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}
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static const kaneko_pandora_interface snowbros_pandora_config =
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{
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"screen", /* screen tag */
|
||||
0, /* gfx_region */
|
||||
0, 0 /* x_offs, y_offs */
|
||||
};
|
||||
|
||||
static MACHINE_DRIVER_START( snowbros )
|
||||
|
||||
/* basic machine hardware */
|
||||
@ -1536,10 +1541,11 @@ static MACHINE_DRIVER_START( snowbros )
|
||||
MDRV_GFXDECODE(snowbros)
|
||||
MDRV_PALETTE_LENGTH(256)
|
||||
|
||||
MDRV_VIDEO_START(snowbros)
|
||||
MDRV_VIDEO_UPDATE(snowbros)
|
||||
MDRV_VIDEO_EOF(snowbros)
|
||||
|
||||
MDRV_KANEKO_PANDORA_ADD("pandora", snowbros_pandora_config)
|
||||
|
||||
/* sound hardware */
|
||||
MDRV_SPEAKER_STANDARD_MONO("mono")
|
||||
|
||||
@ -1555,6 +1561,8 @@ static MACHINE_DRIVER_START( wintbob )
|
||||
MDRV_CPU_REPLACE("maincpu", M68000, 10000000) /* 10mhz - Confirmed */
|
||||
MDRV_CPU_PROGRAM_MAP(wintbob_map)
|
||||
|
||||
MDRV_DEVICE_REMOVE("pandora")
|
||||
|
||||
/* video hardware */
|
||||
MDRV_GFXDECODE(wb)
|
||||
MDRV_VIDEO_UPDATE(wintbob)
|
||||
|
||||
@ -121,7 +121,6 @@ VIDEO_START( airbustr )
|
||||
sprites_bitmap = video_screen_auto_bitmap_alloc(machine->primary_screen);
|
||||
state_save_register_global_bitmap(machine, sprites_bitmap);
|
||||
tilemap_set_transparent_pen(fg_tilemap, 0);
|
||||
pandora_start(machine,1,0,0);
|
||||
|
||||
tilemap_set_scrolldx(bg_tilemap, 0x094, 0x06a);
|
||||
tilemap_set_scrolldy(bg_tilemap, 0x100, 0x1ff);
|
||||
@ -132,18 +131,20 @@ VIDEO_START( airbustr )
|
||||
|
||||
VIDEO_UPDATE( airbustr )
|
||||
{
|
||||
const device_config *pandora = devtag_get_device(screen->machine, "pandora");
|
||||
tilemap_draw(bitmap, cliprect, bg_tilemap, 0, 0);
|
||||
tilemap_draw(bitmap, cliprect, fg_tilemap, 0, 0);
|
||||
|
||||
// copy the sprite bitmap to the screen
|
||||
pandora_update(screen->machine, bitmap, cliprect);
|
||||
pandora_update(pandora, bitmap, cliprect);
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
VIDEO_EOF( airbustr )
|
||||
{
|
||||
const device_config *pandora = devtag_get_device(machine, "pandora");
|
||||
// update the sprite bitmap
|
||||
pandora_eof(machine);
|
||||
pandora_eof(pandora);
|
||||
}
|
||||
|
||||
|
||||
@ -45,7 +45,6 @@ WRITE8_HANDLER( djboy_videoram_w )
|
||||
VIDEO_START( djboy )
|
||||
{
|
||||
background = tilemap_create(machine, get_bg_tile_info,tilemap_scan_rows,16,16,64,32);
|
||||
pandora_start(machine,0,0,0);
|
||||
}
|
||||
|
||||
WRITE8_HANDLER( djboy_paletteram_w )
|
||||
@ -67,17 +66,19 @@ VIDEO_UPDATE( djboy )
|
||||
* ---x---- flipscreen?
|
||||
* ----xxxx ROM bank
|
||||
*/
|
||||
const device_config *pandora = devtag_get_device(screen->machine, "pandora");
|
||||
int scroll;
|
||||
scroll = djboy_scrollx | ((djboy_videoreg&0xc0)<<2);
|
||||
tilemap_set_scrollx( background, 0, scroll-0x391 );
|
||||
scroll = djboy_scrolly | ((djboy_videoreg&0x20)<<3);
|
||||
tilemap_set_scrolly( background, 0, scroll );
|
||||
tilemap_draw( bitmap, cliprect,background,0,0 );
|
||||
pandora_update(screen->machine,bitmap,cliprect);
|
||||
pandora_update(pandora, bitmap, cliprect);
|
||||
return 0;
|
||||
}
|
||||
|
||||
VIDEO_EOF( djboy )
|
||||
{
|
||||
pandora_eof(machine);
|
||||
const device_config *pandora = devtag_get_device(machine, "pandora");
|
||||
pandora_eof(pandora);
|
||||
}
|
||||
|
||||
@ -10,8 +10,6 @@ VIDEO_START( galpanic )
|
||||
{
|
||||
machine->generic.tmpbitmap = video_screen_auto_bitmap_alloc(machine->primary_screen);
|
||||
sprites_bitmap = video_screen_auto_bitmap_alloc(machine->primary_screen);
|
||||
|
||||
pandora_start(machine,0,0, -16);
|
||||
}
|
||||
|
||||
PALETTE_INIT( galpanic )
|
||||
@ -103,12 +101,14 @@ static void draw_fgbitmap(bitmap_t *bitmap, const rectangle *cliprect)
|
||||
|
||||
VIDEO_UPDATE( galpanic )
|
||||
{
|
||||
const device_config *pandora = devtag_get_device(screen->machine, "pandora");
|
||||
|
||||
/* copy the temporary bitmap to the screen */
|
||||
copybitmap(bitmap,screen->machine->generic.tmpbitmap,0,0,0,0,cliprect);
|
||||
|
||||
draw_fgbitmap(bitmap, cliprect);
|
||||
|
||||
pandora_update(screen->machine,bitmap,cliprect);
|
||||
pandora_update(pandora, bitmap, cliprect);
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
@ -1,4 +1,6 @@
|
||||
/* kan_pand.c Kaneko Pandora Sprite Chip
|
||||
/***********************************************************************
|
||||
|
||||
Kaneko Pandora Sprite Chip
|
||||
GFX processor - PX79C480FP-3 (KANEKO, Pandora-Chip)
|
||||
|
||||
This emulates the Kaneko Pandora Sprite Chip
|
||||
@ -13,7 +15,7 @@
|
||||
Air Buster
|
||||
DJ Boy
|
||||
Heavy Unit
|
||||
Sand Scorpian
|
||||
Sand Scorpion
|
||||
Gals Panic (1st release)
|
||||
|
||||
The SemiCom games are also using this because
|
||||
@ -32,48 +34,81 @@
|
||||
hookups.
|
||||
|
||||
to use this in a driver you must hook functions to
|
||||
VIDEO_START (allocates ram used by chip)
|
||||
VIDEO_UPDATE (copies framebuffer to screen)
|
||||
and
|
||||
VIDEO_EOF (renders the sprites to the framebuffer)
|
||||
|
||||
also, you have to add the correspondent device in MACHINE_DRIVER
|
||||
|
||||
spriteram should be accessed only with the
|
||||
pandora_spriteram_r / pandora_spriteram_w or
|
||||
pandora_spriteram_LSB_r / pandora_spriteram_LSB_w
|
||||
handlers, depending on the CPU being used with it.
|
||||
|
||||
*/
|
||||
***********************************************************************/
|
||||
|
||||
#include "driver.h"
|
||||
#include "kan_pand.h"
|
||||
#include "video/kan_pand.h"
|
||||
|
||||
static UINT8* pandora_spriteram;
|
||||
static UINT8 pandora_region;
|
||||
static bitmap_t *pandora_sprites_bitmap; /* bitmap to render sprites to, Pandora seems to be frame'buffered' */
|
||||
static int pandora_clear_bitmap;
|
||||
static int pandora_xoffset, pandora_yoffset;
|
||||
|
||||
void pandora_set_clear_bitmap(int clear)
|
||||
typedef struct _kaneko_pandora_state kaneko_pandora_state;
|
||||
struct _kaneko_pandora_state
|
||||
{
|
||||
pandora_clear_bitmap = clear;
|
||||
const device_config *screen;
|
||||
UINT8 * spriteram;
|
||||
bitmap_t *sprites_bitmap; /* bitmap to render sprites to, Pandora seems to be frame'buffered' */
|
||||
int clear_bitmap;
|
||||
UINT8 region;
|
||||
int xoffset, yoffset;
|
||||
};
|
||||
|
||||
/*****************************************************************************
|
||||
INLINE FUNCTIONS
|
||||
*****************************************************************************/
|
||||
|
||||
INLINE kaneko_pandora_state *get_safe_token( const device_config *device )
|
||||
{
|
||||
assert(device != NULL);
|
||||
assert(device->token != NULL);
|
||||
assert(device->type == KANEKO_PANDORA);
|
||||
|
||||
return (kaneko_pandora_state *)device->token;
|
||||
}
|
||||
|
||||
void pandora_update(running_machine *machine, bitmap_t *bitmap, const rectangle *cliprect)
|
||||
INLINE const kaneko_pandora_interface *get_interface( const device_config *device )
|
||||
{
|
||||
if (!pandora_sprites_bitmap)
|
||||
assert(device != NULL);
|
||||
assert((device->type == KANEKO_PANDORA));
|
||||
return (const kaneko_pandora_interface *) device->static_config;
|
||||
}
|
||||
|
||||
/*****************************************************************************
|
||||
IMPLEMENTATION
|
||||
*****************************************************************************/
|
||||
|
||||
void pandora_set_clear_bitmap( const device_config *device, int clear )
|
||||
{
|
||||
kaneko_pandora_state *pandora = get_safe_token(device);
|
||||
pandora->clear_bitmap = clear;
|
||||
}
|
||||
|
||||
void pandora_update( const device_config *device, bitmap_t *bitmap, const rectangle *cliprect )
|
||||
{
|
||||
kaneko_pandora_state *pandora = get_safe_token(device);
|
||||
|
||||
if (!pandora->sprites_bitmap)
|
||||
{
|
||||
printf("ERROR: pandora_update with no pandora_sprites_bitmap\n");
|
||||
return;
|
||||
}
|
||||
|
||||
copybitmap_trans(bitmap,pandora_sprites_bitmap,0,0,0,0,cliprect,0);
|
||||
copybitmap_trans(bitmap, pandora->sprites_bitmap, 0, 0, 0, 0, cliprect, 0);
|
||||
}
|
||||
|
||||
|
||||
static void pandora_draw(running_machine *machine, bitmap_t *bitmap, const rectangle *cliprect)
|
||||
static void pandora_draw( const device_config *device, bitmap_t *bitmap, const rectangle *cliprect )
|
||||
{
|
||||
|
||||
int sx=0, sy=0, x=0, y=0, offs;
|
||||
kaneko_pandora_state *pandora = get_safe_token(device);
|
||||
int sx = 0, sy = 0, x = 0, y = 0, offs;
|
||||
|
||||
|
||||
/*
|
||||
@ -95,18 +130,20 @@ static void pandora_draw(running_machine *machine, bitmap_t *bitmap, const recta
|
||||
* 7 | .x...... | Flip Sprite X-Axis
|
||||
*/
|
||||
|
||||
for (offs = 0;offs < 0x1000;offs += 8)
|
||||
for (offs = 0; offs < 0x1000; offs += 8)
|
||||
{
|
||||
int dx = pandora_spriteram[offs+4];
|
||||
int dy = pandora_spriteram[offs+5];
|
||||
int tilecolour = pandora_spriteram[offs+3];
|
||||
int attr = pandora_spriteram[offs+7];
|
||||
int dx = pandora->spriteram[offs + 4];
|
||||
int dy = pandora->spriteram[offs + 5];
|
||||
int tilecolour = pandora->spriteram[offs + 3];
|
||||
int attr = pandora->spriteram[offs + 7];
|
||||
int flipx = attr & 0x80;
|
||||
int flipy = (attr & 0x40) << 1;
|
||||
int tile = ((attr & 0x3f) << 8) + (pandora_spriteram[offs+6] & 0xff);
|
||||
int tile = ((attr & 0x3f) << 8) + (pandora->spriteram[offs + 6] & 0xff);
|
||||
|
||||
if (tilecolour & 1) dx |= 0x100;
|
||||
if (tilecolour & 2) dy |= 0x100;
|
||||
if (tilecolour & 1)
|
||||
dx |= 0x100;
|
||||
if (tilecolour & 2)
|
||||
dy |= 0x100;
|
||||
|
||||
if (tilecolour & 4)
|
||||
{
|
||||
@ -119,7 +156,7 @@ static void pandora_draw(running_machine *machine, bitmap_t *bitmap, const recta
|
||||
y = dy;
|
||||
}
|
||||
|
||||
if (flip_screen_get(machine))
|
||||
if (flip_screen_get(device->machine))
|
||||
{
|
||||
sx = 240 - x;
|
||||
sy = 240 - y;
|
||||
@ -133,16 +170,18 @@ static void pandora_draw(running_machine *machine, bitmap_t *bitmap, const recta
|
||||
}
|
||||
|
||||
/* global offset */
|
||||
sx+=pandora_xoffset;
|
||||
sy+=pandora_yoffset;
|
||||
sx += pandora->xoffset;
|
||||
sy += pandora->yoffset;
|
||||
|
||||
sx &=0x1ff;
|
||||
sy &=0x1ff;
|
||||
sx &= 0x1ff;
|
||||
sy &= 0x1ff;
|
||||
|
||||
if (sx&0x100) sx-=0x200;
|
||||
if (sy&0x100) sy-=0x200;
|
||||
if (sx & 0x100)
|
||||
sx -= 0x200;
|
||||
if (sy & 0x100)
|
||||
sy -= 0x200;
|
||||
|
||||
drawgfx_transpen(bitmap,cliprect,machine->gfx[pandora_region],
|
||||
drawgfx_transpen(bitmap,cliprect,device->machine->gfx[pandora->region],
|
||||
tile,
|
||||
(tilecolour & 0xf0) >> 4,
|
||||
flipx, flipy,
|
||||
@ -150,100 +189,140 @@ static void pandora_draw(running_machine *machine, bitmap_t *bitmap, const recta
|
||||
}
|
||||
}
|
||||
|
||||
void pandora_eof(running_machine *machine)
|
||||
void pandora_eof( const device_config *device )
|
||||
{
|
||||
assert(pandora_spriteram != NULL);
|
||||
kaneko_pandora_state *pandora = get_safe_token(device);
|
||||
assert(pandora->spriteram != NULL);
|
||||
|
||||
// the games can disable the clearing of the sprite bitmap, to leave sprite trails
|
||||
if (pandora_clear_bitmap) bitmap_fill(pandora_sprites_bitmap,video_screen_get_visible_area(machine->primary_screen),0);
|
||||
if (pandora->clear_bitmap)
|
||||
bitmap_fill(pandora->sprites_bitmap, video_screen_get_visible_area(pandora->screen), 0);
|
||||
|
||||
pandora_draw(machine, pandora_sprites_bitmap, video_screen_get_visible_area(machine->primary_screen));
|
||||
pandora_draw(device, pandora->sprites_bitmap, video_screen_get_visible_area(pandora->screen));
|
||||
}
|
||||
|
||||
void pandora_start(running_machine *machine, UINT8 region, int x, int y)
|
||||
/*****************************************************************************
|
||||
DEVICE HANDLERS
|
||||
*****************************************************************************/
|
||||
|
||||
WRITE8_DEVICE_HANDLER ( pandora_spriteram_w )
|
||||
{
|
||||
pandora_region = region;
|
||||
pandora_xoffset = x;
|
||||
pandora_yoffset = y;
|
||||
pandora_spriteram = auto_alloc_array(machine, UINT8, 0x1000);
|
||||
memset(pandora_spriteram,0x00, 0x1000);
|
||||
kaneko_pandora_state *pandora = get_safe_token(device);
|
||||
|
||||
pandora_sprites_bitmap = video_screen_auto_bitmap_alloc(machine->primary_screen);
|
||||
pandora_clear_bitmap = 1;
|
||||
|
||||
state_save_register_global(machine, pandora_clear_bitmap);
|
||||
state_save_register_global_pointer(machine, pandora_spriteram, 0x1000);
|
||||
state_save_register_global_bitmap(machine, pandora_sprites_bitmap);
|
||||
}
|
||||
|
||||
|
||||
WRITE8_HANDLER ( pandora_spriteram_w )
|
||||
{
|
||||
// it's either hooked up oddly on this, or on the 16-bit games
|
||||
// either way, we swap the address lines so that the spriteram is in the same format
|
||||
offset = BITSWAP16(offset, 15,14,13,12, 11, 7,6,5,4,3,2,1,0, 10,9,8 );
|
||||
|
||||
if (!pandora_spriteram)
|
||||
if (!pandora->spriteram)
|
||||
{
|
||||
printf("ERROR: pandora_spriteram_w with no pandora_spriteram\n");
|
||||
printf("ERROR: pandora->spriteram_w with no pandora_spriteram\n");
|
||||
return;
|
||||
}
|
||||
|
||||
if (offset>=0x1000)
|
||||
if (offset >= 0x1000)
|
||||
{
|
||||
logerror("pandora_spriteram_w write past spriteram, offset %04x %02x\n",offset,data);
|
||||
logerror("pandora->spriteram_w write past spriteram, offset %04x %02x\n", offset, data);
|
||||
return;
|
||||
}
|
||||
pandora_spriteram[offset] = data;
|
||||
|
||||
pandora->spriteram[offset] = data;
|
||||
}
|
||||
|
||||
READ8_HANDLER( pandora_spriteram_r )
|
||||
READ8_DEVICE_HANDLER( pandora_spriteram_r )
|
||||
{
|
||||
kaneko_pandora_state *pandora = get_safe_token(device);
|
||||
|
||||
// it's either hooked up oddly on this, or ont the 16-bit games
|
||||
// either way, we swap the address lines so that the spriteram is in the same format
|
||||
offset = BITSWAP16(offset, 15,14,13,12, 11, 7,6,5,4,3,2,1,0, 10,9,8 );
|
||||
|
||||
if (!pandora_spriteram)
|
||||
if (!pandora->spriteram)
|
||||
{
|
||||
printf("ERROR: pandora_spriteram_r with no pandora_spriteram\n");
|
||||
printf("ERROR: pandora->spriteram_r with no pandora_spriteram\n");
|
||||
return 0x00;
|
||||
}
|
||||
|
||||
if (offset>=0x1000)
|
||||
if (offset >= 0x1000)
|
||||
{
|
||||
logerror("pandora_spriteram_r read past spriteram, offset %04x\n",offset );
|
||||
logerror("pandora->spriteram_r read past spriteram, offset %04x\n", offset);
|
||||
return 0x00;
|
||||
}
|
||||
return pandora_spriteram[offset];
|
||||
return pandora->spriteram[offset];
|
||||
}
|
||||
|
||||
/* I don't know if this MSB/LSB mirroring is correct, or if there is twice as much ram, with half of it unused */
|
||||
WRITE16_HANDLER( pandora_spriteram_LSB_w )
|
||||
WRITE16_DEVICE_HANDLER( pandora_spriteram_LSB_w )
|
||||
{
|
||||
if (!pandora_spriteram)
|
||||
kaneko_pandora_state *pandora = get_safe_token(device);
|
||||
|
||||
if (!pandora->spriteram)
|
||||
{
|
||||
printf("ERROR: pandora_spriteram_LSB_w with no pandora_spriteram\n");
|
||||
printf("ERROR: pandora->spriteram_LSB_w with no pandora_spriteram\n");
|
||||
return;
|
||||
}
|
||||
|
||||
if (ACCESSING_BITS_8_15)
|
||||
{
|
||||
pandora_spriteram[offset] = (data>>8)&0xff;
|
||||
pandora->spriteram[offset] = (data >> 8) & 0xff;
|
||||
}
|
||||
|
||||
if (ACCESSING_BITS_0_7)
|
||||
{
|
||||
pandora_spriteram[offset] = data&0xff;
|
||||
pandora->spriteram[offset] = data & 0xff;
|
||||
}
|
||||
}
|
||||
|
||||
READ16_HANDLER( pandora_spriteram_LSB_r )
|
||||
READ16_DEVICE_HANDLER( pandora_spriteram_LSB_r )
|
||||
{
|
||||
if (!pandora_spriteram)
|
||||
kaneko_pandora_state *pandora = get_safe_token(device);
|
||||
|
||||
if (!pandora->spriteram)
|
||||
{
|
||||
printf("ERROR: pandora_spriteram_LSB_r with no pandora_spriteram\n");
|
||||
return 0x0000;
|
||||
}
|
||||
|
||||
return pandora_spriteram[offset]|(pandora_spriteram[offset]<<8);
|
||||
return pandora->spriteram[offset] | (pandora->spriteram[offset] << 8);
|
||||
}
|
||||
|
||||
|
||||
/*****************************************************************************
|
||||
DEVICE INTERFACE
|
||||
*****************************************************************************/
|
||||
|
||||
static DEVICE_START( kaneko_pandora )
|
||||
{
|
||||
kaneko_pandora_state *pandora = get_safe_token(device);
|
||||
const kaneko_pandora_interface *intf = get_interface(device);
|
||||
|
||||
pandora->screen = devtag_get_device(device->machine, intf->screen);
|
||||
pandora->region = intf->gfx_region;
|
||||
pandora->xoffset = intf->x;
|
||||
pandora->yoffset = intf->y;
|
||||
|
||||
pandora->spriteram = auto_alloc_array(device->machine, UINT8, 0x1000);
|
||||
|
||||
pandora->sprites_bitmap = video_screen_auto_bitmap_alloc(pandora->screen);
|
||||
|
||||
state_save_register_device_item(device, 0, pandora->clear_bitmap);
|
||||
state_save_register_device_item_pointer(device, 0, pandora->spriteram, 0x1000);
|
||||
state_save_register_device_item_bitmap(device, 0, pandora->sprites_bitmap);
|
||||
}
|
||||
|
||||
static DEVICE_RESET( kaneko_pandora )
|
||||
{
|
||||
kaneko_pandora_state *pandora = get_safe_token(device);
|
||||
|
||||
memset(pandora->spriteram, 0x00, 0x1000);
|
||||
|
||||
pandora->clear_bitmap = 1;
|
||||
}
|
||||
|
||||
static const char DEVTEMPLATE_SOURCE[] = __FILE__;
|
||||
|
||||
#define DEVTEMPLATE_ID( p, s ) p##kaneko_pandora##s
|
||||
#define DEVTEMPLATE_FEATURES DT_HAS_START | DT_HAS_RESET
|
||||
#define DEVTEMPLATE_NAME "Kaneko Pandora - PX79C480FP-3"
|
||||
#define DEVTEMPLATE_FAMILY "Kaneko Video Chips"
|
||||
#define DEVTEMPLATE_CLASS DEVICE_CLASS_VIDEO
|
||||
#include "devtempl.h"
|
||||
|
||||
@ -1,11 +1,60 @@
|
||||
/* kan_pand.h */
|
||||
/*************************************************************************
|
||||
|
||||
void pandora_start(running_machine *machine, UINT8 region, int x, int y);
|
||||
void pandora_update(running_machine *machine, bitmap_t *bitmap, const rectangle *cliprect);
|
||||
void pandora_eof(running_machine *machine);
|
||||
void pandora_set_clear_bitmap(int clear);
|
||||
kan_pand.h
|
||||
|
||||
Implementation of Kaneko Pandora sprite chip
|
||||
|
||||
**************************************************************************/
|
||||
|
||||
#ifndef __KAN_PAND_H__
|
||||
#define __KAN_PAND_H__
|
||||
|
||||
#include "devcb.h"
|
||||
|
||||
/***************************************************************************
|
||||
TYPE DEFINITIONS
|
||||
***************************************************************************/
|
||||
|
||||
typedef struct _kaneko_pandora_interface kaneko_pandora_interface;
|
||||
struct _kaneko_pandora_interface
|
||||
{
|
||||
const char *screen;
|
||||
UINT8 gfx_region;
|
||||
int x;
|
||||
int y;
|
||||
};
|
||||
|
||||
/***************************************************************************
|
||||
FUNCTION PROTOTYPES
|
||||
***************************************************************************/
|
||||
|
||||
DEVICE_GET_INFO( kaneko_pandora );
|
||||
|
||||
|
||||
/***************************************************************************
|
||||
DEVICE CONFIGURATION MACROS
|
||||
***************************************************************************/
|
||||
|
||||
#define KANEKO_PANDORA DEVICE_GET_INFO_NAME( kaneko_pandora )
|
||||
|
||||
#define MDRV_KANEKO_PANDORA_ADD(_tag, _interface) \
|
||||
MDRV_DEVICE_ADD(_tag, KANEKO_PANDORA, 0) \
|
||||
MDRV_DEVICE_CONFIG(_interface)
|
||||
|
||||
|
||||
/***************************************************************************
|
||||
DEVICE I/O FUNCTIONS
|
||||
***************************************************************************/
|
||||
|
||||
void pandora_update(const device_config *device, bitmap_t *bitmap, const rectangle *cliprect);
|
||||
void pandora_eof(const device_config *device);
|
||||
void pandora_set_clear_bitmap(const device_config *device, int clear);
|
||||
|
||||
WRITE8_DEVICE_HANDLER ( pandora_spriteram_w );
|
||||
READ8_DEVICE_HANDLER( pandora_spriteram_r );
|
||||
|
||||
WRITE16_DEVICE_HANDLER( pandora_spriteram_LSB_w );
|
||||
READ16_DEVICE_HANDLER( pandora_spriteram_LSB_r );
|
||||
|
||||
#endif /* __KAN_PAND_H__ */
|
||||
|
||||
WRITE8_HANDLER ( pandora_spriteram_w );
|
||||
READ8_HANDLER( pandora_spriteram_r );
|
||||
WRITE16_HANDLER( pandora_spriteram_LSB_w );
|
||||
READ16_HANDLER( pandora_spriteram_LSB_r );
|
||||
|
||||
@ -235,7 +235,6 @@ VIDEO_START( kaneko16_2xVIEW2 )
|
||||
VIDEO_START( sandscrp_1xVIEW2 )
|
||||
{
|
||||
VIDEO_START_CALL(kaneko16_1xVIEW2);
|
||||
pandora_start(machine,0,0,0);
|
||||
|
||||
tilemap_set_scrolldy( kaneko16_tmap_0, 0, 256 - 1 );
|
||||
tilemap_set_scrolldy( kaneko16_tmap_1, 0, 256 - 1 );
|
||||
@ -1122,6 +1121,7 @@ VIDEO_UPDATE( galsnew )
|
||||
|
||||
VIDEO_UPDATE( sandscrp )
|
||||
{
|
||||
const device_config *pandora = devtag_get_device(screen->machine, "pandora");
|
||||
kaneko16_fill_bitmap(screen->machine,bitmap,cliprect);
|
||||
|
||||
// if the display is disabled, do nothing?
|
||||
@ -1130,7 +1130,7 @@ VIDEO_UPDATE( sandscrp )
|
||||
VIDEO_UPDATE_CALL(common);
|
||||
|
||||
// copy sprite bitmap to screen
|
||||
pandora_update(screen->machine,bitmap,cliprect);
|
||||
pandora_update(pandora, bitmap, cliprect);
|
||||
return 0;
|
||||
}
|
||||
|
||||
|
||||
Loading…
Reference in New Issue
Block a user