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new working clone

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---------------------------
Operation Thunderbolt (Japan, SC) [ShouTime, The Dumping Union]
This commit is contained in:
Ivan Vangelista 2017-06-07 18:54:17 +02:00
parent c2dfe876ce
commit 7b2e155728
4 changed files with 99 additions and 57 deletions
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82
src/mame/drivers/othunder.cpp
View File

@ -114,7 +114,7 @@ Notes:
Operation Thunderbolt operates on hardware very similar to the Taito Z Operation Thunderbolt operates on hardware very similar to the Taito Z
system, in particular the game Spacegun. The lightgun hardware in these system, in particular the game Spacegun. The lightgun hardware in these
two (as well as the eerom and calibration process) looks identical. two (as well as the eeprom and calibration process) looks identical.
The game has 4 separate layers of graphics - one 64x64 tiled scrolling The game has 4 separate layers of graphics - one 64x64 tiled scrolling
background plane of 8x8 tiles, a similar foreground plane, a sprite plane, background plane of 8x8 tiles, a similar foreground plane, a sprite plane,
@ -280,7 +280,7 @@ TODO:
made by 16x8 tiles loses precision due to limitations of drawgfxzoom(). made by 16x8 tiles loses precision due to limitations of drawgfxzoom().
- Schematics show a OBPRI output to control sprite priority. This doesn't seem - Schematics show a OBPRI output to control sprite priority. This doesn't seem
to be used however, and isn't hooked up. See othunder_TC0220IOC_w(). to be used however, and isn't hooked up. See tc0220ioc_w().
***************************************************************************/ ***************************************************************************/
@ -302,7 +302,7 @@ TODO:
INTERRUPTS INTERRUPTS
***********************************************************/ ***********************************************************/
void othunder_state::update_irq( ) void othunder_state::update_irq()
{ {
m_maincpu->set_input_line(6, m_ad_irq ? ASSERT_LINE : CLEAR_LINE); m_maincpu->set_input_line(6, m_ad_irq ? ASSERT_LINE : CLEAR_LINE);
m_maincpu->set_input_line(5, m_vblank_irq ? ASSERT_LINE : CLEAR_LINE); m_maincpu->set_input_line(5, m_vblank_irq ? ASSERT_LINE : CLEAR_LINE);
@ -352,7 +352,7 @@ The eeprom unlock command is different, and the write/clock/reset
bits are different. bits are different.
******************************************************************/ ******************************************************************/
WRITE16_MEMBER(othunder_state::othunder_tc0220ioc_w) WRITE16_MEMBER(othunder_state::tc0220ioc_w)
{ {
if (ACCESSING_BITS_0_7) if (ACCESSING_BITS_0_7)
{ {
@ -392,7 +392,7 @@ WRITE16_MEMBER(othunder_state::othunder_tc0220ioc_w)
GAME INPUTS GAME INPUTS
**********************************************************/ **********************************************************/
READ16_MEMBER(othunder_state::othunder_tc0220ioc_r) READ16_MEMBER(othunder_state::tc0220ioc_r)
{ {
switch (offset) switch (offset)
{ {
@ -410,13 +410,13 @@ READ16_MEMBER(othunder_state::othunder_tc0220ioc_r)
#define P2Y_PORT_TAG "P2Y" #define P2Y_PORT_TAG "P2Y"
#define ROTARY_PORT_TAG "ROTARY" #define ROTARY_PORT_TAG "ROTARY"
READ16_MEMBER(othunder_state::othunder_lightgun_r) READ16_MEMBER(othunder_state::lightgun_r)
{ {
static const char *const portname[4] = { P1X_PORT_TAG, P1Y_PORT_TAG, P2X_PORT_TAG, P2Y_PORT_TAG }; static const char *const portname[4] = { P1X_PORT_TAG, P1Y_PORT_TAG, P2X_PORT_TAG, P2Y_PORT_TAG };
return ioport(portname[offset])->read(); return ioport(portname[offset])->read();
} }
WRITE16_MEMBER(othunder_state::othunder_lightgun_w) WRITE16_MEMBER(othunder_state::lightgun_w)
{ {
/* A write starts the A/D conversion. An interrupt will be triggered when /* A write starts the A/D conversion. An interrupt will be triggered when
the conversion is complete. the conversion is complete.
@ -436,7 +436,7 @@ WRITE8_MEMBER(othunder_state::sound_bankswitch_w)
membank("z80bank")->set_entry(data & 3); membank("z80bank")->set_entry(data & 3);
} }
WRITE16_MEMBER(othunder_state::othunder_sound_w) WRITE16_MEMBER(othunder_state::sound_w)
{ {
if (offset == 0) if (offset == 0)
m_tc0140syt->master_port_w(space, 0, data & 0xff); m_tc0140syt->master_port_w(space, 0, data & 0xff);
@ -444,7 +444,7 @@ WRITE16_MEMBER(othunder_state::othunder_sound_w)
m_tc0140syt->master_comm_w(space, 0, data & 0xff); m_tc0140syt->master_comm_w(space, 0, data & 0xff);
} }
READ16_MEMBER(othunder_state::othunder_sound_r) READ16_MEMBER(othunder_state::sound_r)
{ {
if (offset == 1) if (offset == 1)
return ((m_tc0140syt->master_comm_r(space, 0) & 0xff)); return ((m_tc0140syt->master_comm_r(space, 0) & 0xff));
@ -452,7 +452,7 @@ READ16_MEMBER(othunder_state::othunder_sound_r)
return 0; return 0;
} }
WRITE8_MEMBER(othunder_state::othunder_TC0310FAM_w) WRITE8_MEMBER(othunder_state::tc0310fam_w)
{ {
/* there are two TC0310FAM, one for CH1 and one for CH2 from the YM2610. The /* there are two TC0310FAM, one for CH1 and one for CH2 from the YM2610. The
PSG output is routed to both chips. */ PSG output is routed to both chips. */
@ -488,15 +488,15 @@ WRITE8_MEMBER(othunder_state::othunder_TC0310FAM_w)
static ADDRESS_MAP_START( othunder_map, AS_PROGRAM, 16, othunder_state ) static ADDRESS_MAP_START( othunder_map, AS_PROGRAM, 16, othunder_state )
AM_RANGE(0x000000, 0x07ffff) AM_ROM AM_RANGE(0x000000, 0x07ffff) AM_ROM
AM_RANGE(0x080000, 0x08ffff) AM_RAM AM_RANGE(0x080000, 0x08ffff) AM_RAM
AM_RANGE(0x090000, 0x09000f) AM_READWRITE(othunder_tc0220ioc_r, othunder_tc0220ioc_w) AM_RANGE(0x090000, 0x09000f) AM_READWRITE(tc0220ioc_r, tc0220ioc_w)
// AM_RANGE(0x090006, 0x090007) AM_WRITE(eeprom_w) // AM_RANGE(0x090006, 0x090007) AM_WRITE(eeprom_w)
// AM_RANGE(0x09000c, 0x09000d) AM_WRITENOP /* ?? (keeps writing 0x77) */ // AM_RANGE(0x09000c, 0x09000d) AM_WRITENOP /* ?? (keeps writing 0x77) */
AM_RANGE(0x100000, 0x100007) AM_DEVREADWRITE("tc0110pcr", tc0110pcr_device, word_r, step1_rbswap_word_w) /* palette */ AM_RANGE(0x100000, 0x100007) AM_DEVREADWRITE("tc0110pcr", tc0110pcr_device, word_r, step1_rbswap_word_w) /* palette */
AM_RANGE(0x200000, 0x20ffff) AM_DEVREADWRITE("tc0100scn", tc0100scn_device, word_r, word_w) /* tilemaps */ AM_RANGE(0x200000, 0x20ffff) AM_DEVREADWRITE("tc0100scn", tc0100scn_device, word_r, word_w) /* tilemaps */
AM_RANGE(0x220000, 0x22000f) AM_DEVREADWRITE("tc0100scn", tc0100scn_device, ctrl_word_r, ctrl_word_w) AM_RANGE(0x220000, 0x22000f) AM_DEVREADWRITE("tc0100scn", tc0100scn_device, ctrl_word_r, ctrl_word_w)
AM_RANGE(0x300000, 0x300003) AM_READWRITE(othunder_sound_r, othunder_sound_w) AM_RANGE(0x300000, 0x300003) AM_READWRITE(sound_r, sound_w)
AM_RANGE(0x400000, 0x4005ff) AM_RAM AM_SHARE("spriteram") AM_RANGE(0x400000, 0x4005ff) AM_RAM AM_SHARE("spriteram")
AM_RANGE(0x500000, 0x500007) AM_READWRITE(othunder_lightgun_r, othunder_lightgun_w) AM_RANGE(0x500000, 0x500007) AM_READWRITE(lightgun_r, lightgun_w)
AM_RANGE(0x600000, 0x600003) AM_WRITE(irq_ack_w) AM_RANGE(0x600000, 0x600003) AM_WRITE(irq_ack_w)
ADDRESS_MAP_END ADDRESS_MAP_END
@ -510,7 +510,7 @@ static ADDRESS_MAP_START( z80_sound_map, AS_PROGRAM, 8, othunder_state )
AM_RANGE(0xe000, 0xe003) AM_DEVREADWRITE("ymsnd", ym2610_device, read, write) AM_RANGE(0xe000, 0xe003) AM_DEVREADWRITE("ymsnd", ym2610_device, read, write)
AM_RANGE(0xe200, 0xe200) AM_READNOP AM_DEVWRITE("tc0140syt", tc0140syt_device, slave_port_w) AM_RANGE(0xe200, 0xe200) AM_READNOP AM_DEVWRITE("tc0140syt", tc0140syt_device, slave_port_w)
AM_RANGE(0xe201, 0xe201) AM_DEVREADWRITE("tc0140syt", tc0140syt_device, slave_comm_r, slave_comm_w) AM_RANGE(0xe201, 0xe201) AM_DEVREADWRITE("tc0140syt", tc0140syt_device, slave_comm_r, slave_comm_w)
AM_RANGE(0xe400, 0xe403) AM_WRITE(othunder_TC0310FAM_w) /* pan */ AM_RANGE(0xe400, 0xe403) AM_WRITE(tc0310fam_w) /* pan */
AM_RANGE(0xe600, 0xe600) AM_WRITENOP /* ? */ AM_RANGE(0xe600, 0xe600) AM_WRITENOP /* ? */
AM_RANGE(0xea00, 0xea00) AM_READ_PORT(ROTARY_PORT_TAG) /* rotary input */ AM_RANGE(0xea00, 0xea00) AM_READ_PORT(ROTARY_PORT_TAG) /* rotary input */
AM_RANGE(0xee00, 0xee00) AM_WRITENOP /* ? */ AM_RANGE(0xee00, 0xee00) AM_WRITENOP /* ? */
@ -618,6 +618,9 @@ static INPUT_PORTS_START( othundu )
PORT_DIPNAME( 0x40, 0x40, DEF_STR( Continue_Price ) ) /* see notes */ PORT_DIPNAME( 0x40, 0x40, DEF_STR( Continue_Price ) ) /* see notes */
PORT_DIPSETTING( 0x00, DEF_STR( 1C_1C ) ) PORT_DIPSETTING( 0x00, DEF_STR( 1C_1C ) )
PORT_DIPSETTING( 0x40, "Same as Start" ) PORT_DIPSETTING( 0x40, "Same as Start" )
PORT_DIPNAME( 0x80, 0x80, DEF_STR( Language ) )
PORT_DIPSETTING( 0x00, DEF_STR( English ) )
PORT_DIPSETTING( 0x80, DEF_STR( Japanese ) )
INPUT_PORTS_END INPUT_PORTS_END
@ -681,7 +684,7 @@ static MACHINE_CONFIG_START( othunder )
// MCFG_CPU_ADD("maincpu", M68000, 24000000/2 ) /* 12 MHz */ // MCFG_CPU_ADD("maincpu", M68000, 24000000/2 ) /* 12 MHz */
MCFG_CPU_ADD("maincpu", M68000, 13000000 ) /* fixes garbage graphics on startup */ MCFG_CPU_ADD("maincpu", M68000, 13000000 ) /* fixes garbage graphics on startup */
MCFG_CPU_PROGRAM_MAP(othunder_map) MCFG_CPU_PROGRAM_MAP(othunder_map)
MCFG_CPU_VBLANK_INT_DRIVER("screen", othunder_state, vblank_interrupt) MCFG_CPU_VBLANK_INT_DRIVER("screen", othunder_state, vblank_interrupt)
MCFG_CPU_ADD("audiocpu", Z80,16000000/4 ) /* 4 MHz */ MCFG_CPU_ADD("audiocpu", Z80,16000000/4 ) /* 4 MHz */
MCFG_CPU_PROGRAM_MAP(z80_sound_map) MCFG_CPU_PROGRAM_MAP(z80_sound_map)
@ -702,7 +705,7 @@ static MACHINE_CONFIG_START( othunder )
MCFG_SCREEN_VBLANK_TIME(ATTOSECONDS_IN_USEC(0)) MCFG_SCREEN_VBLANK_TIME(ATTOSECONDS_IN_USEC(0))
MCFG_SCREEN_SIZE(40*8, 32*8) MCFG_SCREEN_SIZE(40*8, 32*8)
MCFG_SCREEN_VISIBLE_AREA(0*8, 40*8-1, 2*8, 32*8-1) MCFG_SCREEN_VISIBLE_AREA(0*8, 40*8-1, 2*8, 32*8-1)
MCFG_SCREEN_UPDATE_DRIVER(othunder_state, screen_update_othunder) MCFG_SCREEN_UPDATE_DRIVER(othunder_state, screen_update)
MCFG_SCREEN_PALETTE("palette") MCFG_SCREEN_PALETTE("palette")
MCFG_GFXDECODE_ADD("gfxdecode", "palette", othunder) MCFG_GFXDECODE_ADD("gfxdecode", "palette", othunder)
@ -944,10 +947,47 @@ ROM_START( othunderj )
ROM_LOAD16_WORD( "93c46_eeprom-othunder.ic86", 0x0000, 0x0080, CRC(3729b844) SHA1(f6bb41d293d1e47214f8b2d147991404f3278ebf) ) ROM_LOAD16_WORD( "93c46_eeprom-othunder.ic86", 0x0000, 0x0080, CRC(3729b844) SHA1(f6bb41d293d1e47214f8b2d147991404f3278ebf) )
ROM_END ROM_END
ROM_START( othunderjsc ) // SC stands for Shopping Center. It was put in a smaller, single player cabinet aimed at children
ROM_REGION( 0x80000, "maincpu", 0 ) /* 512K for 68000 code */
ROM_LOAD16_BYTE( "b67-24.ic63", 0x00000, 0x20000, CRC(18670e0b) SHA1(d848623046905471e3f859db6f179e1e4b3e4d51) ) // 27C1001
ROM_LOAD16_BYTE( "b67-25.ic64", 0x00001, 0x20000, CRC(3d422991) SHA1(22d18fdd9c4511774e0a4b246a293d27f7498735) ) // 27C1001
ROM_LOAD16_BYTE( "b67-14.ic61", 0x40000, 0x20000, CRC(7f3dd724) SHA1(2f2eeae0ee31e20082237b9a947c6848771eb73c) )
ROM_LOAD16_BYTE( "b67-15.ic62", 0x40001, 0x20000, CRC(e84f62d0) SHA1(3b4a55a14dee7d592467fde9a75bde64deabd27d) )
ROM_REGION( 0x10000, "audiocpu", 0 ) /* sound cpu */
ROM_LOAD( "b67-13.ic40", 0x00000, 0x10000, CRC(2936b4b1) SHA1(39b41643464dd89e456ab6eb15a0ff0aef30afde) )
GAME( 1988, othunder, 0, othunder, othunder, othunder_state, 0, ORIENTATION_FLIP_X, "Taito Corporation Japan", "Operation Thunderbolt (World, rev 1)", MACHINE_SUPPORTS_SAVE ) ROM_REGION( 0x80000, "gfx1", 0 )
GAME( 1988, othundero, othunder, othunder, othunder, othunder_state, 0, ORIENTATION_FLIP_X, "Taito Corporation Japan", "Operation Thunderbolt (World)", MACHINE_SUPPORTS_SAVE ) ROM_LOAD( "b67-06.ic66", 0x00000, 0x80000, CRC(b9a38d64) SHA1(7ae8165b444d9da6ccdbc4a769535bcbb6738aaa) ) /* SCN */
GAME( 1988, othunderu, othunder, othunder, othundu, othunder_state, 0, ORIENTATION_FLIP_X, "Taito America Corporation", "Operation Thunderbolt (US, rev 1)", MACHINE_SUPPORTS_SAVE )
GAME( 1988, othunderuo, othunder, othunder, othundu, othunder_state, 0, ORIENTATION_FLIP_X, "Taito America Corporation", "Operation Thunderbolt (US)", MACHINE_SUPPORTS_SAVE ) ROM_REGION( 0x200000, "gfx2", 0 )
GAME( 1988, othunderj, othunder, othunder, othundrj, othunder_state, 0, ORIENTATION_FLIP_X, "Taito Corporation", "Operation Thunderbolt (Japan)", MACHINE_SUPPORTS_SAVE ) ROM_LOAD32_BYTE( "b67-01.ic1", 0x00000, 0x80000, CRC(81ad9acb) SHA1(d9ad3f6332c6ca6b9872da57526a8158a3cf5b2f) ) /* OBJ: each rom has 1 bitplane, forming 16x8 tiles */
ROM_LOAD32_BYTE( "b67-02.ic2", 0x00001, 0x80000, CRC(c20cd2fb) SHA1(b015e1fe167e19826aa451b45cd143d66a6db83c) )
ROM_LOAD32_BYTE( "b67-03.ic3", 0x00002, 0x80000, CRC(bc9019ed) SHA1(7eddc83d71be97ce6637e6b35c226d58e6c39c3f) )
ROM_LOAD32_BYTE( "b67-04.ic4", 0x00003, 0x80000, CRC(2af4c8af) SHA1(b2ae7aad0c59ffc368811f4bd5546dbb6860f9a9) )
ROM_REGION16_LE( 0x80000, "user1", 0 )
ROM_LOAD16_WORD( "b67-05.ic43", 0x00000, 0x80000, CRC(9593e42b) SHA1(54b5538c302a1734ff4b752ab87a8c45d5c6b23d) ) /* index used to create 64x64 sprites on the fly */
ROM_REGION( 0x80000, "ymsnd", 0 ) /* ADPCM samples */
ROM_LOAD( "b67-08.ic67", 0x00000, 0x80000, CRC(458f41fb) SHA1(acca7c95acd1ae7a1cc51fb7fe644ad6d00ff5ac) )
ROM_REGION( 0x80000, "ymsnd.deltat", 0 ) /* Delta-T samples */
ROM_LOAD( "b67-07.ic44", 0x00000, 0x80000, CRC(4f834357) SHA1(f34705ce64870a8b24ec2639505079cc031fb719) )
ROM_REGION( 0x0800, "plds", 0 )
ROM_LOAD( "plhs18p8b-b67-09.ic15", 0x0000, 0x0149, CRC(62035487) SHA1(5d9538ea9eabff324d274772b1e1fc9a9aec9100) )
ROM_LOAD( "pal16l8a-b67-11.ic36", 0x0200, 0x0104, CRC(3177fb06) SHA1(c128277fe03342d9ec8da3c6e08a404a3f010547) )
ROM_LOAD( "pal20l8b-b67-12.ic37", 0x0400, 0x0144, CRC(a47c2798) SHA1(8c963efd416b3f6586cb12afb9417dc95c2bc574) )
ROM_LOAD( "pal20l8b-b67-10.ic33", 0x0600, 0x0144, CRC(4ced09c7) SHA1(519e6152cc5e4cb3ec24c4dc09101dddf22988aa) )
ROM_REGION16_BE( 0x80, "eeprom", 0 )
ROM_LOAD16_WORD( "93c46_eeprom-othunder.ic86", 0x0000, 0x0080, CRC(3729b844) SHA1(f6bb41d293d1e47214f8b2d147991404f3278ebf) )
ROM_END
GAME( 1988, othunder, 0, othunder, othunder, othunder_state, 0, ORIENTATION_FLIP_X, "Taito Corporation Japan", "Operation Thunderbolt (World, rev 1)", MACHINE_SUPPORTS_SAVE )
GAME( 1988, othundero, othunder, othunder, othunder, othunder_state, 0, ORIENTATION_FLIP_X, "Taito Corporation Japan", "Operation Thunderbolt (World)", MACHINE_SUPPORTS_SAVE )
GAME( 1988, othunderu, othunder, othunder, othundu, othunder_state, 0, ORIENTATION_FLIP_X, "Taito America Corporation", "Operation Thunderbolt (US, rev 1)", MACHINE_SUPPORTS_SAVE )
GAME( 1988, othunderuo, othunder, othunder, othundu, othunder_state, 0, ORIENTATION_FLIP_X, "Taito America Corporation", "Operation Thunderbolt (US)", MACHINE_SUPPORTS_SAVE )
GAME( 1988, othunderj, othunder, othunder, othundrj, othunder_state, 0, ORIENTATION_FLIP_X, "Taito Corporation", "Operation Thunderbolt (Japan)", MACHINE_SUPPORTS_SAVE )
GAME( 1988, othunderjsc, othunder, othunder, othundrj, othunder_state, 0, ORIENTATION_FLIP_X, "Taito Corporation", "Operation Thunderbolt (Japan, SC)", MACHINE_SUPPORTS_SAVE )

65
src/mame/includes/othunder.h
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@ -14,17 +14,6 @@
#include "video/tc0110pcr.h" #include "video/tc0110pcr.h"
struct othunder_tempsprite
{
int gfx;
int code,color;
int flipx,flipy;
int x,y;
int zoomx,zoomy;
int primask;
};
class othunder_state : public driver_device class othunder_state : public driver_device
{ {
public: public:
@ -52,11 +41,43 @@ public:
m_gfxdecode(*this, "gfxdecode"), m_gfxdecode(*this, "gfxdecode"),
m_palette(*this, "palette") { } m_palette(*this, "palette") { }
DECLARE_WRITE16_MEMBER(irq_ack_w);
DECLARE_WRITE16_MEMBER(tc0220ioc_w);
DECLARE_READ16_MEMBER(tc0220ioc_r);
DECLARE_READ16_MEMBER(lightgun_r);
DECLARE_WRITE16_MEMBER(lightgun_w);
DECLARE_WRITE8_MEMBER(sound_bankswitch_w);
DECLARE_WRITE16_MEMBER(sound_w);
DECLARE_READ16_MEMBER(sound_r);
DECLARE_WRITE8_MEMBER(tc0310fam_w);
uint32_t screen_update(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
INTERRUPT_GEN_MEMBER(vblank_interrupt);
protected:
virtual void machine_start() override;
virtual void machine_reset() override;
virtual void video_start() override;
virtual void device_timer(emu_timer &timer, device_timer_id id, int param, void *ptr) override;
private:
void update_irq();
void draw_sprites(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect, const int *primasks, int y_offs);
/* memory pointers */ /* memory pointers */
required_shared_ptr<uint16_t> m_spriteram; required_shared_ptr<uint16_t> m_spriteram;
/* video-related */ /* video-related */
std::unique_ptr<othunder_tempsprite[]> m_spritelist; struct tempsprite
{
int gfx;
int code,color;
int flipx,flipy;
int x,y;
int zoomx,zoomy;
int primask;
};
std::unique_ptr<tempsprite[]> m_spritelist;
/* misc */ /* misc */
int m_vblank_irq; int m_vblank_irq;
@ -80,24 +101,4 @@ public:
required_device<filter_volume_device> m_2610_2r; required_device<filter_volume_device> m_2610_2r;
required_device<gfxdecode_device> m_gfxdecode; required_device<gfxdecode_device> m_gfxdecode;
required_device<palette_device> m_palette; required_device<palette_device> m_palette;
DECLARE_WRITE16_MEMBER(irq_ack_w);
DECLARE_WRITE16_MEMBER(othunder_tc0220ioc_w);
DECLARE_READ16_MEMBER(othunder_tc0220ioc_r);
DECLARE_READ16_MEMBER(othunder_lightgun_r);
DECLARE_WRITE16_MEMBER(othunder_lightgun_w);
DECLARE_WRITE8_MEMBER(sound_bankswitch_w);
DECLARE_WRITE16_MEMBER(othunder_sound_w);
DECLARE_READ16_MEMBER(othunder_sound_r);
DECLARE_WRITE8_MEMBER(othunder_TC0310FAM_w);
virtual void machine_start() override;
virtual void machine_reset() override;
virtual void video_start() override;
uint32_t screen_update_othunder(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
INTERRUPT_GEN_MEMBER(vblank_interrupt);
void draw_sprites( screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect, const int *primasks, int y_offs );
void update_irq();
protected:
virtual void device_timer(emu_timer &timer, device_timer_id id, int param, void *ptr) override;
}; };

1
src/mame/mame.lst
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@ -29725,6 +29725,7 @@ othello // (c) 1984 Success.
@source:othunder.cpp @source:othunder.cpp
othunder // B67 (c) 1988 Taito Corporation Japan (World, rev 1) othunder // B67 (c) 1988 Taito Corporation Japan (World, rev 1)
othunderj // B67 (c) 1988 Taito Corporation (Japan) othunderj // B67 (c) 1988 Taito Corporation (Japan)
othunderjsc // B67 (c) 1988 Taito Corporation (Japan)
othundero // B67 (c) 1988 Taito Corporation Japan (World) othundero // B67 (c) 1988 Taito Corporation Japan (World)
othunderu // B67 (c) 1988 Taito America Corporation (US, rev 1) othunderu // B67 (c) 1988 Taito America Corporation (US, rev 1)
othunderuo // B67 (c) 1988 Taito America Corporation (US) othunderuo // B67 (c) 1988 Taito America Corporation (US)

8
src/mame/video/othunder.cpp
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@ -10,7 +10,7 @@ void othunder_state::video_start()
/* Up to $800/8 big sprites, requires 0x100 * sizeof(*spritelist) /* Up to $800/8 big sprites, requires 0x100 * sizeof(*spritelist)
Multiply this by 32 to give room for the number of small sprites, Multiply this by 32 to give room for the number of small sprites,
which are what actually get put in the structure. */ which are what actually get put in the structure. */
m_spritelist = std::make_unique<othunder_tempsprite[]>(0x2000); m_spritelist = std::make_unique<tempsprite[]>(0x2000);
} }
@ -64,7 +64,7 @@ spriteram is being tested, take no notice of that.]
********************************************************/ ********************************************************/
void othunder_state::draw_sprites( screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect, const int *primasks, int y_offs ) void othunder_state::draw_sprites(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect, const int *primasks, int y_offs)
{ {
uint16_t *spritemap = (uint16_t *)memregion("user1")->base(); uint16_t *spritemap = (uint16_t *)memregion("user1")->base();
uint16_t tile_mask = (m_gfxdecode->gfx(0)->elements()) - 1; uint16_t tile_mask = (m_gfxdecode->gfx(0)->elements()) - 1;
@ -78,7 +78,7 @@ void othunder_state::draw_sprites( screen_device &screen, bitmap_ind16 &bitmap,
/* pdrawgfx() needs us to draw sprites front to back, so we have to build a list /* pdrawgfx() needs us to draw sprites front to back, so we have to build a list
while processing sprite ram and then draw them all at the end */ while processing sprite ram and then draw them all at the end */
struct othunder_tempsprite *sprite_ptr = m_spritelist.get(); struct tempsprite *sprite_ptr = m_spritelist.get();
for (offs = (m_spriteram.bytes() / 2) - 4; offs >= 0; offs -= 4) for (offs = (m_spriteram.bytes() / 2) - 4; offs >= 0; offs -= 4)
{ {
@ -200,7 +200,7 @@ logerror("Sprite number %04x had %02x invalid chunks\n",tilenum,bad_chunks);
SCREEN REFRESH SCREEN REFRESH
**************************************************************/ **************************************************************/
uint32_t othunder_state::screen_update_othunder(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect) uint32_t othunder_state::screen_update(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect)
{ {
int layer[3]; int layer[3];