// license:BSD-3-Clause // copyright-holders:Mariusz Wojcieszek, hap, Philip Bennett, David Haywood /* Sea Battle by Zaccaria driver by Mariusz Wojcieszek, hap, Phil Bennett and David Haywood TODO: - correct colors (note: the flyer screenshots look faked; not a good reference) - should it have a horizon/sky? - video timing - video offsets - discrete sound 2650 + 2636 sea b b_1 *.prg are 2650 progamm sea b blu.prg is obj blue data sea b red.prg is obj red data sea b green.prg is obj green data sea b wawe.prg is sea wave data sea b screen.prg is tile data the sound board should be fully discrete. */ #include "emu.h" #include "cpu/s2650/s2650.h" #include "machine/s2636.h" #include "video/dm9368.h" #include "emupal.h" #include "screen.h" #include "speaker.h" #include "tilemap.h" #include "seabattl.lh" class seabattl_state : public driver_device { public: seabattl_state(const machine_config &mconfig, device_type type, const char *tag) : driver_device(mconfig, type, tag), m_maincpu(*this, "maincpu"), m_videoram(*this, "videoram"), m_colorram(*this, "colorram"), m_objram(*this, "objram"), m_digits(*this, { "sc_thousand", "sc_hundred", "sc_half", "sc_unity", "tm_half", "tm_unity" }), m_s2636(*this, "s2636"), m_7segs(*this, "digit%u", 0U), m_lamp(*this, "lamp0"), m_waveenable(false), m_collision(0), m_gfxdecode(*this, "gfxdecode"), m_screen(*this, "screen"), m_palette(*this, "palette") { } void seabattl(machine_config &config); protected: virtual void machine_start() override; virtual void machine_reset() override; virtual void video_start() override; private: TILE_GET_INFO_MEMBER(get_bg_tile_info); void seabattl_videoram_w(offs_t offset, uint8_t data); void seabattl_colorram_w(offs_t offset, uint8_t data); void seabattl_control_w(uint8_t data); uint8_t seabattl_collision_r(); void seabattl_collision_clear_w(uint8_t data); uint8_t seabattl_collision_clear_r(); void sound_w(uint8_t data); void sound2_w(uint8_t data); void time_display_w(uint8_t data); void score_display_w(uint8_t data); void score2_display_w(uint8_t data); template void digit_w(uint8_t data) { m_7segs[N] = data; } INTERRUPT_GEN_MEMBER(seabattl_interrupt); void seabattl_palette(palette_device &palette) const; uint32_t screen_update_seabattl(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect); void seabattl_data_map(address_map &map); void seabattl_map(address_map &map); required_device m_maincpu; required_shared_ptr m_videoram; required_shared_ptr m_colorram; required_shared_ptr m_objram; required_device_array m_digits; required_device m_s2636; output_finder<6> m_7segs; output_finder<> m_lamp; tilemap_t *m_bg_tilemap = nullptr; bitmap_ind16 m_collision_bg; bool m_waveenable; uint8_t m_collision; required_device m_gfxdecode; required_device m_screen; required_device m_palette; }; /*************************************************************************** Video ***************************************************************************/ void seabattl_state::seabattl_palette(palette_device &palette) const { // sprites (m.obj) + s2636 for (int i = 0; i < 8; i++) { palette.set_pen_color(i, rgb_t((i & 1) ? 0xff : 0x00, (i & 2) ? 0xff : 0x00, (i & 4) ? 0xff : 0x00)); } // scr for (int i = 0; i < 8; i++) { palette.set_pen_color(8 + 2 * i + 0, rgb_t::black()); palette.set_pen_color(8 + 2 * i + 1, rgb_t((i & 1) ? 0xff : 0x00, (i & 2) ? 0xff : 0x00, (i & 4) ? 0xff : 0x00)); } // wave palette.set_pen_color(24, rgb_t::black()); palette.set_pen_color(25, rgb_t(0x00, 0xff, 0xff)); // cyan } TILE_GET_INFO_MEMBER(seabattl_state::get_bg_tile_info) { int code = m_videoram[tile_index]; int color = m_colorram[tile_index]; tileinfo.set(1, code, (color & 0x7), 0); } void seabattl_state::seabattl_videoram_w(offs_t offset, uint8_t data) { m_videoram[offset] = data; m_bg_tilemap->mark_tile_dirty(offset); } void seabattl_state::seabattl_colorram_w(offs_t offset, uint8_t data) { m_colorram[offset] = data; m_bg_tilemap->mark_tile_dirty(offset); } uint32_t seabattl_state::screen_update_seabattl(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect) { // wave if ( m_waveenable ) { for ( int y = 0; y < 32; y++ ) { for ( int x = 0; x < 32; x++ ) { m_gfxdecode->gfx(2)->opaque(bitmap,cliprect, (y & 0x0f) + (((x & 0x0f) + ((screen.frame_number() & 0xe0) >> 4)) << 4), 0, 0, 0, x*8, y*8 ); } } } else { bitmap.fill(0, cliprect); } // background (scr.sm.obj) m_bg_tilemap->draw(screen, bitmap, cliprect, 0, 0); m_bg_tilemap->draw(screen, m_collision_bg, cliprect, TILEMAP_DRAW_OPAQUE, 0); // sprites (m.obj) for ( int offset = 0; offset < 256; offset++ ) { // bits 0-3: sprite num // bits 4-7: x coordinate if ( m_objram[offset] & 0xf ) { int code = (m_objram[offset] & 0x0f) | 0x10; int x = ((offset & 0x0f) << 4) - ((m_objram[offset] & 0xf0) >> 4); int y = (offset & 0xf0); m_gfxdecode->gfx(0)->transpen(bitmap,cliprect, code, 0, 0, 0, x, y, 0); } } bitmap_ind16 const &s2636_0_bitmap = m_s2636->update(cliprect); // collisions for (int y = cliprect.min_y; y <= cliprect.max_y; y++) { for (int x = cliprect.min_x; x <= cliprect.max_x; x++) { // bit 0: m.obj - pvi-bkg // bit 1: pvi-bkg - scr.sm.obj // bit 2: m.obj - scr.sm.obj bool obj = (bitmap.pix(y,x) > 0) && (bitmap.pix(y,x) < 8); bool pvi = S2636_IS_PIXEL_DRAWN(s2636_0_bitmap.pix(y, x)); bool scr = (m_collision_bg.pix(y,x) & 1) != 0; if (obj && pvi) m_collision |= 0x01; if (pvi && scr) m_collision |= 0x02; if (obj && scr) m_collision |= 0x04; } } // s2636 layer for (int y = cliprect.min_y; y <= cliprect.max_y; y++) { for (int x = cliprect.min_x; x <= cliprect.max_x; x++) { int pixel = s2636_0_bitmap.pix(y, x); if (S2636_IS_PIXEL_DRAWN(pixel)) { bitmap.pix(y, x) = S2636_PIXEL_COLOR(pixel); } } } return 0; } void seabattl_state::video_start() { m_7segs.resolve(); m_screen->register_screen_bitmap(m_collision_bg); m_bg_tilemap = &machine().tilemap().create(*m_gfxdecode, tilemap_get_info_delegate(*this, FUNC(seabattl_state::get_bg_tile_info)), TILEMAP_SCAN_ROWS, 8, 8, 32, 32); m_bg_tilemap->set_transparent_pen(0); m_bg_tilemap->set_scrolldx(-12, 0); } /*************************************************************************** Memory Maps, I/O ***************************************************************************/ void seabattl_state::seabattl_map(address_map &map) { map.global_mask(0x7fff); map(0x0000, 0x13ff).rom(); map(0x2000, 0x33ff).rom(); map(0x1400, 0x17ff).mirror(0x2000).ram().w(FUNC(seabattl_state::seabattl_colorram_w)).share("colorram"); map(0x1800, 0x1bff).mirror(0x2000).ram().w(FUNC(seabattl_state::seabattl_videoram_w)).share("videoram"); map(0x1c00, 0x1cff).mirror(0x2000).ram(); map(0x1d00, 0x1dff).mirror(0x2000).ram().share("objram"); map(0x1e00, 0x1e00).mirror(0x20f0).w(FUNC(seabattl_state::time_display_w)); map(0x1e01, 0x1e01).mirror(0x20f0).w(FUNC(seabattl_state::score_display_w)); map(0x1e02, 0x1e02).mirror(0x20f0).portr("IN0").w(FUNC(seabattl_state::score2_display_w)); map(0x1e05, 0x1e05).mirror(0x20f0).portr("DIPS2"); map(0x1e06, 0x1e06).mirror(0x20f0).portr("DIPS1").w(FUNC(seabattl_state::sound_w)); map(0x1e07, 0x1e07).mirror(0x20f0).portr("DIPS0").w(FUNC(seabattl_state::sound2_w)); map(0x1f00, 0x1fff).mirror(0x2000).rw(m_s2636, FUNC(s2636_device::read_data), FUNC(s2636_device::write_data)); map(0x1fcc, 0x1fcc).mirror(0x2000).portr("IN1"); } void seabattl_state::seabattl_data_map(address_map &map) { map(S2650_CTRL_PORT, S2650_CTRL_PORT).rw(FUNC(seabattl_state::seabattl_collision_r), FUNC(seabattl_state::seabattl_control_w)); map(S2650_DATA_PORT, S2650_DATA_PORT).rw(FUNC(seabattl_state::seabattl_collision_clear_r), FUNC(seabattl_state::seabattl_collision_clear_w)); } uint8_t seabattl_state::seabattl_collision_r() { m_screen->update_partial(m_screen->vpos()); return m_collision; } void seabattl_state::seabattl_control_w(uint8_t data) { // bit 0: play counter // bit 1: super bonus counter // bit 2: coin counter // bit 3: inverse image // bit 4: lamp // bit 5: enable wave machine().bookkeeping().coin_counter_w(0, BIT(data, 2)); m_lamp = BIT(data,4); m_waveenable = BIT(data, 5); } uint8_t seabattl_state::seabattl_collision_clear_r() { m_screen->update_partial(m_screen->vpos()); m_collision = 0; return 0; } void seabattl_state::seabattl_collision_clear_w(uint8_t data) { m_screen->update_partial(m_screen->vpos()); m_collision = 0; } void seabattl_state::sound_w(uint8_t data) { // sound effects // bits: // 0 - missile // 1 - ship // 2 - aircraft // 3 - silence // 4 - torpedo // 5 - bomb // 6 - unused // 7 - unused } void seabattl_state::sound2_w(uint8_t data) { // sound effects // bits: // 0 - melody // 1 - expl. a // 2 - expl. b // 3 - expl. c // 4 - expl. d // 5 - fall aircraft // 6 - unused // 7 - unused } void seabattl_state::time_display_w(uint8_t data) { m_digits[5]->a_w(data & 0x0f); m_digits[4]->a_w((data >> 4) & 0x0f); } void seabattl_state::score_display_w(uint8_t data) { m_digits[3]->a_w(data & 0x0f); m_digits[2]->a_w((data >> 4) & 0x0f); } void seabattl_state::score2_display_w(uint8_t data) { m_digits[1]->a_w(data & 0x0f); m_digits[0]->a_w((data >> 4) & 0x0f); } /*************************************************************************** Inputs ***************************************************************************/ static INPUT_PORTS_START( seabattl ) PORT_START("IN0") PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_COIN1 ) PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_UNKNOWN ) PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_COIN2 ) PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_UNKNOWN ) PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_UNKNOWN ) PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_UNKNOWN ) PORT_START("IN1") PORT_BIT( 0xff, 0x80, IPT_AD_STICK_X ) PORT_MINMAX(0x00,0xff) PORT_SENSITIVITY(20) PORT_KEYDELTA(20) PORT_CENTERDELTA(0) PORT_PLAYER(1) PORT_START("DIPS0") PORT_DIPNAME( 0x01, 0x00, "Game Type" ) PORT_DIPLOCATION("DS0:3") PORT_DIPSETTING( 0x00, "Time Based" ) PORT_DIPSETTING( 0x01, "Lives Based" ) PORT_DIPNAME( 0x06, 0x06, DEF_STR( Game_Time ) ) PORT_CONDITION("DIPS0", 0x01, EQUALS, 0x00) PORT_DIPLOCATION("DS0:2,1") PORT_DIPSETTING( 0x00, DEF_STR( Free_Play ) ) PORT_CONDITION("DIPS0", 0x01, EQUALS, 0x00) PORT_DIPSETTING( 0x02, "75 seconds" ) PORT_CONDITION("DIPS0", 0x01, EQUALS, 0x00) PORT_DIPSETTING( 0x06, "90 seconds" ) PORT_CONDITION("DIPS0", 0x01, EQUALS, 0x00) PORT_DIPSETTING( 0x04, "105 seconds" ) PORT_CONDITION("DIPS0", 0x01, EQUALS, 0x00) PORT_DIPNAME( 0x06, 0x06, DEF_STR( Lives ) ) PORT_CONDITION("DIPS0", 0x01, EQUALS, 0x01) PORT_DIPSETTING( 0x00, DEF_STR( Free_Play ) ) PORT_CONDITION("DIPS0", 0x01, EQUALS, 0x01) PORT_DIPLOCATION("DS0:2,1") PORT_DIPSETTING( 0x02, "3" ) PORT_CONDITION("DIPS0", 0x01, EQUALS, 0x01) PORT_DIPSETTING( 0x06, "4" ) PORT_CONDITION("DIPS0", 0x01, EQUALS, 0x01) PORT_DIPSETTING( 0x04, "5" ) PORT_CONDITION("DIPS0", 0x01, EQUALS, 0x01) PORT_DIPNAME( 0x38, 0x08, DEF_STR( Coin_B ) ) PORT_DIPLOCATION("DS0:6,5,4") PORT_DIPSETTING( 0x00, DEF_STR( 2C_1C ) ) PORT_DIPSETTING( 0x08, DEF_STR( 1C_1C ) ) PORT_DIPSETTING( 0x10, DEF_STR( 1C_2C ) ) PORT_DIPSETTING( 0x18, DEF_STR( 1C_3C ) ) PORT_DIPSETTING( 0x20, DEF_STR( 1C_4C ) ) PORT_DIPSETTING( 0x28, DEF_STR( 1C_5C ) ) PORT_DIPSETTING( 0x30, DEF_STR( 1C_6C ) ) PORT_DIPSETTING( 0x38, DEF_STR( 1C_7C ) ) PORT_BIT( 0xc0, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_START("DIPS1") PORT_DIPNAME( 0x01, 0x00, "Enemies Speed" ) PORT_DIPLOCATION("DS1:2") PORT_DIPSETTING( 0x01, "Slow" ) PORT_DIPSETTING( 0x00, "Fast" ) PORT_DIPNAME( 0x06, 0x00, "Extended Play" ) PORT_DIPLOCATION("DS1:3,4") PORT_DIPSETTING( 0x06, DEF_STR( Off ) ) PORT_DIPSETTING( 0x04, "2000 points" ) PORT_DIPSETTING( 0x02, "3000 points" ) PORT_DIPSETTING( 0x00, "4000 points" ) PORT_DIPNAME( 0x38, 0x08, DEF_STR( Coin_A ) ) PORT_DIPLOCATION("DS0:8,DS1:1,DS0:7") PORT_DIPSETTING( 0x00, DEF_STR( 2C_1C ) ) PORT_DIPSETTING( 0x08, DEF_STR( 1C_1C ) ) PORT_DIPSETTING( 0x10, DEF_STR( 1C_2C ) ) PORT_DIPSETTING( 0x18, DEF_STR( 1C_3C ) ) PORT_DIPSETTING( 0x20, DEF_STR( 1C_4C ) ) PORT_DIPSETTING( 0x28, DEF_STR( 1C_5C ) ) PORT_DIPSETTING( 0x30, DEF_STR( 1C_6C ) ) PORT_DIPSETTING( 0x38, DEF_STR( 1C_7C ) ) PORT_BIT( 0xc0, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_START("DIPS2") PORT_DIPUNUSED_DIPLOC( 0x01, 0x01, "DS1:7" ) PORT_DIPUNUSED_DIPLOC( 0x02, 0x02, "DS1:6" ) PORT_SERVICE_DIPLOC( 0x04, IP_ACTIVE_HIGH, "DS1:5") PORT_DIPUNUSED_DIPLOC( 0x08, 0x08, "DS1:8" ) PORT_BIT( 0xf0, IP_ACTIVE_LOW, IPT_UNUSED ) INPUT_PORTS_END /*************************************************************************** Machine Config/Interface ***************************************************************************/ void seabattl_state::machine_start() { m_lamp.resolve(); } void seabattl_state::machine_reset() { } INTERRUPT_GEN_MEMBER(seabattl_state::seabattl_interrupt) { m_maincpu->set_input_line(0, ASSERT_LINE); } static const gfx_layout tiles32x16x3_layout = { 32,16, RGN_FRAC(1,3), 3, { RGN_FRAC(0,3),RGN_FRAC(1,3),RGN_FRAC(2,3) }, { 384,385,386,387,388,389,390,391, 0, 1, 2, 3, 4, 5, 6, 7, 128,129,130,131,132,133,134,135, 256,257,258,259,260,261,262,263 }, { 0*8,1*8,2*8,3*8,4*8,5*8,6*8,7*8,8*8,9*8,10*8,11*8,12*8,13*8,14*8,15*8 }, 16*8*4 }; static GFXDECODE_START( gfx_seabattl ) GFXDECODE_ENTRY( "gfx1", 0, tiles32x16x3_layout, 0, 1 ) GFXDECODE_ENTRY( "gfx2", 0, gfx_8x8x1, 8, 8 ) GFXDECODE_ENTRY( "gfx3", 0, gfx_8x8x1, 24, 1 ) GFXDECODE_END void seabattl_state::seabattl(machine_config &config) { /* basic machine hardware */ S2650(config, m_maincpu, 14318180/4/2); m_maincpu->set_addrmap(AS_PROGRAM, &seabattl_state::seabattl_map); m_maincpu->set_addrmap(AS_DATA, &seabattl_state::seabattl_data_map); m_maincpu->set_vblank_int("screen", FUNC(seabattl_state::seabattl_interrupt)); m_maincpu->sense_handler().set("screen", FUNC(screen_device::vblank)); m_maincpu->intack_handler().set([this]() { m_maincpu->set_input_line(0, CLEAR_LINE); return 0x03; }); S2636(config, m_s2636, 0); m_s2636->set_offsets(-13, -29); m_s2636->add_route(ALL_OUTPUTS, "mono", 0.10); DM9368(config, m_digits[0], 0).update_cb().set(FUNC(seabattl_state::digit_w<0>)); DM9368(config, m_digits[1], 0).update_cb().set(FUNC(seabattl_state::digit_w<1>)); DM9368(config, m_digits[2], 0).update_cb().set(FUNC(seabattl_state::digit_w<2>)); DM9368(config, m_digits[3], 0).update_cb().set(FUNC(seabattl_state::digit_w<3>)); DM9368(config, m_digits[4], 0).update_cb().set(FUNC(seabattl_state::digit_w<4>)); DM9368(config, m_digits[5], 0).update_cb().set(FUNC(seabattl_state::digit_w<5>)); /* video hardware */ SCREEN(config, m_screen, SCREEN_TYPE_RASTER); m_screen->set_video_attributes(VIDEO_ALWAYS_UPDATE); m_screen->set_refresh_hz(50); m_screen->set_vblank_time(ATTOSECONDS_IN_USEC(2500)); /* not accurate */ m_screen->set_size(256, 256); m_screen->set_visarea(1*8, 29*8-1, 2*8, 32*8-1); m_screen->set_screen_update(FUNC(seabattl_state::screen_update_seabattl)); m_screen->set_palette(m_palette); GFXDECODE(config, m_gfxdecode, m_palette, gfx_seabattl); PALETTE(config, m_palette, FUNC(seabattl_state::seabattl_palette), 26); /* sound hardware */ SPEAKER(config, "mono").front_center(); /* discrete sound */ } /******************************************************************************/ ROM_START( seabattl ) ROM_REGION( 0x8000, "maincpu", 0 ) ROM_LOAD( "sea b b_1 1.prg", 0x0000, 0x0400, CRC(16a475c0) SHA1(5380d3be39c421227e52012d1bcf0516e99f6a3f) ) ROM_CONTINUE( 0x2000, 0x0400 ) ROM_LOAD( "sea b b_1 2.prg", 0x0400, 0x0400, CRC(4bd73a82) SHA1(9ab4edf24fcd437ecd8e9e551ce0ed33be3bbad7) ) ROM_CONTINUE( 0x2400, 0x0400 ) ROM_LOAD( "sea b b_1 3.prg", 0x0800, 0x0400, CRC(e251492b) SHA1(a152f9b6f189909ff478b4d95ee764f1898405b5) ) ROM_CONTINUE( 0x2800, 0x0400 ) ROM_LOAD( "sea b b_1 4.prg", 0x0c00, 0x0400, CRC(6012b83f) SHA1(57de9e45253609b71f14fb3541760fd33647a651) ) ROM_CONTINUE( 0x2c00, 0x0400 ) ROM_LOAD( "sea b b_1 5.prg", 0x1000, 0x0400, CRC(55c263f6) SHA1(33eba61cb8c9318cf19b771c93a14397b4ee0ace) ) ROM_CONTINUE( 0x3000, 0x0400 ) ROM_REGION( 0x1800, "gfx1", 0 ) ROM_LOAD( "sea b red.prg", 0x0000, 0x0800, CRC(fe7192df) SHA1(0b262bc1ac959d8dd79d71780e16237075f4a099) ) ROM_LOAD( "sea b green.prg", 0x0800, 0x0800, CRC(cea4c0c9) SHA1(697c136ef363676b346692740d3c3a482dde6207) ) ROM_LOAD( "sea b blu.prg", 0x1000, 0x0800, CRC(cd972c4a) SHA1(fcb8149bc462912c8393431ccb792ea4b1b1109d) ) ROM_REGION( 0x0800, "gfx2", 0 ) ROM_LOAD( "sea b screen.prg", 0x0000, 0x0800, CRC(8e4391dd) SHA1(f5698d66e5a3c46082b515ce86f9d3e96fd9ff77) ) ROM_REGION( 0x0800, "gfx3", 0 ) ROM_LOAD( "sea b wawe.prg", 0x0000, 0x0800, CRC(7e356dc5) SHA1(71d34fa39ff0b7d0fa6d32ba2b9dc0006a03d1bb) ) ROM_END ROM_START( seabattla ) // this was a very different looking PCB (bootleg called armada maybe?) most parts had been stripped ROM_REGION( 0x8000, "maincpu", 0 ) ROM_LOAD( "program roms", 0x0000, 0x0400, NO_DUMP ) ROM_REGION( 0xc00, "gfx1", 0 ) // probably the same as above without the blank data at the start ROM_LOAD( "armadared.ic26", 0x0000, 0x0400, CRC(b588f509) SHA1(073f9dc584aba1351969ef597cd80a0037938dfb) ) ROM_LOAD( "armadagreen.ic25", 0x0400, 0x0400, CRC(3cc861c9) SHA1(d9159ee045cc0994f468035ae28cd8b79b5985ee) ) ROM_LOAD( "armadablu.ic24", 0x0800, 0x0400, CRC(3689e530) SHA1(b30ab0d5ddc9b296437aa1bc2887f1416eb69f9c) ) ROM_REGION( 0x0800, "gfx2", 0 ) ROM_LOAD( "greenobj.ic38", 0x0000, 0x0800, CRC(81a9a741) SHA1(b2725c320a232d4abf6e6fc58ccf6a5edb8dd9a0) ) ROM_REGION( 0x0800, "gfx3", 0 ) ROM_LOAD( "seawawe.ic9", 0x0000, 0x0800, CRC(7e356dc5) SHA1(71d34fa39ff0b7d0fa6d32ba2b9dc0006a03d1bb) ) // identical to above set ROM_END GAMEL(1980, seabattl, 0, seabattl, seabattl, seabattl_state, empty_init, ROT0, "Zaccaria", "Sea Battle (set 1)", MACHINE_IMPERFECT_COLORS | MACHINE_IMPERFECT_GRAPHICS | MACHINE_NO_SOUND, layout_seabattl ) GAMEL(1980, seabattla, seabattl, seabattl, seabattl, seabattl_state, empty_init, ROT0, "Zaccaria", "Sea Battle (set 2)", MACHINE_IMPERFECT_COLORS | MACHINE_IMPERFECT_GRAPHICS | MACHINE_NO_SOUND | MACHINE_NOT_WORKING, layout_seabattl ) // incomplete dump