/*
2010.04.05. stephh
- Fixed Dip Switches and Inputs (after verification of the Z80 code)
- Updated memory map to partially handle screen flipping
05/01/2003 MooglyGuy/Ryan Holtz
- Corrected second AY (shouldn't have been there)
- Added first AY's status read
- Added coinage DIP
- What the hell are those unmapped port writes!? Not AY...
2003.01.01. Tomasz Slanina
changes :
- nmi generation ( incorrect freq probably)
- music/sfx (partially)
- more sprite tiles (twice than before)
- fixed sprites flips
- scrolling (2nd game level)
- better colors (weird 'hack' .. but works in most cases ( comparing with screens from emustatus ))
- dips - lives
- visible area .. a bit smaller (at least bg 'generation' is not visible for scrolling levels )
- cpu clock .. now 4 mhz
*/
#include "emu.h"
#include "cpu/z80/z80.h"
#include "sound/ay8910.h"
class skyarmy_state : public driver_device
{
public:
skyarmy_state(const machine_config &mconfig, device_type type, const char *tag)
: driver_device(mconfig, type, tag) { }
UINT8 *m_spriteram;
UINT8 *m_videoram;
UINT8 *m_colorram;
UINT8 *m_scrollram;
tilemap_t* m_tilemap;
int m_nmi;
};
static WRITE8_HANDLER( skyarmy_flip_screen_x_w )
{
flip_screen_x_set(space->machine(), data & 0x01);
}
static WRITE8_HANDLER( skyarmy_flip_screen_y_w )
{
flip_screen_y_set(space->machine(), data & 0x01);
}
static TILE_GET_INFO( get_skyarmy_tile_info )
{
skyarmy_state *state = machine.driver_data<skyarmy_state>();
int code = state->m_videoram[tile_index];
int attr = BITSWAP8(state->m_colorram[tile_index], 7, 6, 5, 4, 3, 0, 1, 2) & 7;
SET_TILE_INFO( 0, code, attr, 0);
}
static WRITE8_HANDLER( skyarmy_videoram_w )
{
skyarmy_state *state = space->machine().driver_data<skyarmy_state>();
state->m_videoram[offset] = data;
tilemap_mark_tile_dirty(state->m_tilemap,offset);
}
static WRITE8_HANDLER( skyarmy_colorram_w )
{
skyarmy_state *state = space->machine().driver_data<skyarmy_state>();
state->m_colorram[offset] = data;
tilemap_mark_tile_dirty(state->m_tilemap,offset);
}
static PALETTE_INIT( skyarmy )
{
int i;
for (i = 0;i < 32;i++)
{
int bit0,bit1,bit2,r,g,b;
bit0 = (*color_prom >> 0) & 0x01;
bit1 = (*color_prom >> 1) & 0x01;
bit2 = (*color_prom >> 2) & 0x01;
r = 0x21 * bit0 + 0x47 * bit1 + 0x97 * bit2;
bit0 = (*color_prom >> 3) & 0x01;
bit1 = (*color_prom >> 4) & 0x01;
bit2 = (*color_prom >> 5) & 0x01;
g = 0x21 * bit0 + 0x47 * bit1 + 0x97 * bit2;
bit0=0;
bit1 = (*color_prom >> 6) & 0x01;
bit2 = (*color_prom >> 7) & 0x01;
b = 0x21 * bit0 + 0x47 * bit1 + 0x97 * bit2;
palette_set_color(machine,i,MAKE_RGB(r,g,b));
color_prom++;
}
}
static VIDEO_START( skyarmy )
{
skyarmy_state *state = machine.driver_data<skyarmy_state>();
state->m_tilemap = tilemap_create(machine, get_skyarmy_tile_info, tilemap_scan_rows, 8, 8, 32, 32);
tilemap_set_scroll_cols(state->m_tilemap,32);
}
static SCREEN_UPDATE( skyarmy )
{
skyarmy_state *state = screen->machine().driver_data<skyarmy_state>();
UINT8 *spriteram = state->m_spriteram;
int sx, sy, flipx, flipy, offs,pal;
int i;
for(i=0;i<0x20;i++)
tilemap_set_scrolly( state->m_tilemap,i,state->m_scrollram[i]);
tilemap_draw(bitmap,cliprect,state->m_tilemap,0,0);
for (offs = 0 ; offs < 0x40; offs+=4)
{
pal = BITSWAP8(spriteram[offs+2], 7, 6, 5, 4, 3, 0, 1, 2) & 7;
sx = spriteram[offs+3];
sy = 240-(spriteram[offs]+1);
flipy = (spriteram[offs+1]&0x80)>>7;
flipx = (spriteram[offs+1]&0x40)>>6;
drawgfx_transpen(bitmap,cliprect,screen->machine().gfx[1],
spriteram[offs+1]&0x3f,
pal,
flipx,flipy,
sx,sy,0);
}
return 0;
}
static INTERRUPT_GEN( skyarmy_nmi_source )
{
skyarmy_state *state = device->machine().driver_data<skyarmy_state>();
if(state->m_nmi) device_set_input_line(device,INPUT_LINE_NMI, PULSE_LINE);
}
static WRITE8_HANDLER( nmi_enable_w )
{
skyarmy_state *state = space->machine().driver_data<skyarmy_state>();
state->m_nmi=data & 1;
}
static ADDRESS_MAP_START( skyarmy_map, AS_PROGRAM, 8 )
AM_RANGE(0x0000, 0x7fff) AM_ROM
AM_RANGE(0x8000, 0x87ff) AM_RAM
AM_RANGE(0x8800, 0x8fff) AM_RAM_WRITE(skyarmy_videoram_w) AM_BASE_MEMBER(skyarmy_state,m_videoram) /* Video RAM */
AM_RANGE(0x9000, 0x93ff) AM_RAM_WRITE(skyarmy_colorram_w) AM_BASE_MEMBER(skyarmy_state,m_colorram) /* Color RAM */
AM_RANGE(0x9800, 0x983f) AM_RAM AM_BASE_MEMBER(skyarmy_state,m_spriteram) /* Sprites */
AM_RANGE(0x9840, 0x985f) AM_RAM AM_BASE_MEMBER(skyarmy_state,m_scrollram) /* Scroll RAM */
AM_RANGE(0xa000, 0xa000) AM_READ_PORT("DSW")
AM_RANGE(0xa001, 0xa001) AM_READ_PORT("P1")
AM_RANGE(0xa002, 0xa002) AM_READ_PORT("P2")
AM_RANGE(0xa003, 0xa003) AM_READ_PORT("SYSTEM")
AM_RANGE(0xa004, 0xa004) AM_WRITE(nmi_enable_w) // ???
AM_RANGE(0xa005, 0xa005) AM_WRITE(skyarmy_flip_screen_x_w)
AM_RANGE(0xa006, 0xa006) AM_WRITE(skyarmy_flip_screen_y_w)
AM_RANGE(0xa007, 0xa007) AM_WRITENOP
ADDRESS_MAP_END
static ADDRESS_MAP_START( skyarmy_io_map, AS_IO, 8 )
ADDRESS_MAP_GLOBAL_MASK(0xff)
AM_RANGE(0x04, 0x05) AM_DEVWRITE("aysnd", ay8910_address_data_w)
AM_RANGE(0x06, 0x06) AM_DEVREAD("aysnd", ay8910_r)
ADDRESS_MAP_END
/* verified from Z80 code */
static INPUT_PORTS_START( skyarmy )
PORT_START("DSW")
PORT_DIPNAME( 0x03, 0x01, DEF_STR( Lives ) )
PORT_DIPSETTING( 0x00, "2" )
PORT_DIPSETTING( 0x01, "3" )
PORT_DIPSETTING( 0x02, "4" )
PORT_DIPSETTING( 0x03, DEF_STR ( Infinite ) )
PORT_DIPNAME( 0x0c, 0x00, DEF_STR( Bonus_Life ) )
PORT_DIPSETTING( 0x00, "10000" )
PORT_DIPSETTING( 0x04, "20000" )
PORT_DIPSETTING( 0x08, "30000" )
PORT_DIPSETTING( 0x0c, "40000" )
PORT_DIPNAME( 0x30, 0x00, DEF_STR( Coinage ) )
PORT_DIPSETTING( 0x30, DEF_STR( 3C_1C ) )
PORT_DIPSETTING( 0x20, DEF_STR( 2C_1C ) )
PORT_DIPSETTING( 0x00, DEF_STR( 1C_1C ) )
PORT_DIPSETTING( 0x10, DEF_STR( 1C_2C ) )
PORT_DIPNAME( 0x40, 0x00, DEF_STR( Flip_Screen ) )
PORT_DIPSETTING( 0x00, DEF_STR( Off ) )
PORT_DIPSETTING( 0x40, DEF_STR( On ) )
PORT_DIPNAME( 0x80, 0x80, DEF_STR( Cabinet ) )
PORT_DIPSETTING( 0x80, DEF_STR( Upright ) )
PORT_DIPSETTING( 0x00, DEF_STR( Cocktail ) )
PORT_START("P1")
PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_JOYSTICK_UP ) PORT_8WAY
PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_JOYSTICK_DOWN ) PORT_8WAY
PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_JOYSTICK_LEFT ) PORT_8WAY
PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_JOYSTICK_RIGHT ) PORT_8WAY
PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_BUTTON1 ) PORT_PLAYER(1)
PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_BUTTON2 ) PORT_PLAYER(1)
PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_UNUSED )
PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_UNUSED )
PORT_START("P2")
PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_JOYSTICK_UP ) PORT_8WAY PORT_COCKTAIL
PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_JOYSTICK_DOWN ) PORT_8WAY PORT_COCKTAIL
PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_JOYSTICK_LEFT ) PORT_8WAY PORT_COCKTAIL
PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_JOYSTICK_RIGHT ) PORT_8WAY PORT_COCKTAIL
PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_BUTTON1 ) PORT_COCKTAIL
PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_BUTTON2 ) PORT_COCKTAIL
PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_UNUSED )
PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_UNUSED )
PORT_START("SYSTEM")
PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_COIN1 )
PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_START1 )
PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_START2 )
PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_UNUSED )
PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_UNUSED )
PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_UNUSED )
PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_UNUSED )
PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_UNUSED )
INPUT_PORTS_END
static const gfx_layout charlayout =
{
8,8,
256,
2,
{ 0, 256*8*8 },
{ 0, 1, 2, 3, 4, 5, 6, 7 },
{ 0*8, 1*8, 2*8, 3*8, 4*8, 5*8, 6*8, 7*8 },
8*8
};
static const gfx_layout spritelayout =
{
16,16,
32*2,
2,
{ 0, 256*8*8 },
{ 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
};
static GFXDECODE_START( skyarmy )
GFXDECODE_ENTRY( "gfx1", 0, charlayout, 0, 8 )
GFXDECODE_ENTRY( "gfx2", 0, spritelayout, 0, 8 )
GFXDECODE_END
static MACHINE_CONFIG_START( skyarmy, skyarmy_state )
MCFG_CPU_ADD("maincpu", Z80,4000000)
MCFG_CPU_PROGRAM_MAP(skyarmy_map)
MCFG_CPU_IO_MAP(skyarmy_io_map)
MCFG_CPU_VBLANK_INT("screen", irq0_line_hold)
MCFG_CPU_PERIODIC_INT(skyarmy_nmi_source,650) /* Hz */
/* video hardware */
MCFG_SCREEN_ADD("screen", RASTER)
MCFG_SCREEN_REFRESH_RATE(60)
MCFG_SCREEN_VBLANK_TIME(ATTOSECONDS_IN_USEC(0))
MCFG_SCREEN_FORMAT(BITMAP_FORMAT_INDEXED16)
MCFG_SCREEN_SIZE(32*8,32*8)
MCFG_SCREEN_VISIBLE_AREA(0*8,32*8-1,1*8,31*8-1)
MCFG_SCREEN_UPDATE(skyarmy)
MCFG_GFXDECODE(skyarmy)
MCFG_PALETTE_LENGTH(32)
MCFG_PALETTE_INIT(skyarmy)
MCFG_VIDEO_START(skyarmy)
/* sound hardware */
MCFG_SPEAKER_STANDARD_MONO("mono")
MCFG_SOUND_ADD("aysnd", AY8910, 2500000)
MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.15)
MACHINE_CONFIG_END
ROM_START( skyarmy )
ROM_REGION( 0x10000, "maincpu", 0 )
ROM_LOAD( "a1h.bin", 0x0000, 0x2000, CRC(e3fb9d70) SHA1(b8e3a6d7d6ef30c1397f9b741132c5257c16be2d) )
ROM_LOAD( "a2h.bin", 0x2000, 0x2000, CRC(0417653e) SHA1(4f6ad7335b5b7e85b4e16cce3c127488c02401b2) )
ROM_LOAD( "a3h.bin", 0x4000, 0x2000, CRC(95485e56) SHA1(c4cbcd31ba68769d2d0d0875e2a92982265339ae) )
ROM_LOAD( "j4.bin", 0x6000, 0x2000, CRC(843783df) SHA1(256d8375a8af7de080d456dbc6290a22473d011b) )
ROM_REGION( 0x1000, "gfx1", 0 )
ROM_LOAD( "13b.bin", 0x0000, 0x0800, CRC(3b0e0f7c) SHA1(2bbba10121d3e745146f50c14dc6df97de40fb96) )
ROM_LOAD( "15b.bin", 0x0800, 0x0800, CRC(5ccfd782) SHA1(408406ae068e5578b8a742abed1c37dcd3720fe5) )
ROM_REGION( 0x1000, "gfx2", 0 )
ROM_LOAD( "8b.bin", 0x0000, 0x0800, CRC(6ac6bd98) SHA1(e653d80ec1b0f8e07821ea781942dae3de7d238d) )
ROM_LOAD( "10b.bin", 0x0800, 0x0800, CRC(cada7682) SHA1(83ce8336274cb8006a445ac17a179d9ffd4d6809) )
ROM_REGION( 0x0020, "proms", 0 )
ROM_LOAD( "a6.bin", 0x0000, 0x0020, CRC(c721220b) SHA1(61b3320fb616c0600d56840cb6438616c7e0c6eb) )
ROM_END
GAME( 1982, skyarmy, 0, skyarmy, skyarmy, 0, ROT90, "Shoei", "Sky Army", GAME_NO_COCKTAIL )