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tbowl.c: added save state support (nw)

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This commit is contained in:
Ivan Vangelista 2015-02-26 18:43:32 +01:00
parent 11b1958854
commit 34128a916b
3 changed files with 108 additions and 93 deletions
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83
src/mame/drivers/tbowl.c
View File

@ -20,7 +20,7 @@ Might be some priority glitches
#include "includes/tbowl.h"
WRITE8_MEMBER(tbowl_state::tbowl_coin_counter_w)
WRITE8_MEMBER(tbowl_state::coincounter_w)
{
coin_counter_w(machine(), 0, data & 1);
}
@ -31,12 +31,12 @@ note: check this, its borrowed from tecmo.c / wc90.c at the moment and could wel
***/
WRITE8_MEMBER(tbowl_state::tbowlb_bankswitch_w)
WRITE8_MEMBER(tbowl_state::boardb_bankswitch_w)
{
membank("mainbank")->set_entry(data >> 3);
}
WRITE8_MEMBER(tbowl_state::tbowlc_bankswitch_w)
WRITE8_MEMBER(tbowl_state::boardc_bankswitch_w)
{
membank("subbank")->set_entry(data >> 3);
}
@ -45,7 +45,7 @@ WRITE8_MEMBER(tbowl_state::tbowlc_bankswitch_w)
***/
WRITE8_MEMBER(tbowl_state::tbowl_sound_command_w)
WRITE8_MEMBER(tbowl_state::sound_command_w)
{
soundlatch_byte_w(space, offset, data);
m_audiocpu->set_input_line(INPUT_LINE_NMI, PULSE_LINE);
@ -66,18 +66,18 @@ WRITE8_MEMBER(tbowl_state::tbowl_sound_command_w)
static ADDRESS_MAP_START( 6206B_map, AS_PROGRAM, 8, tbowl_state )
AM_RANGE(0x0000, 0x7fff) AM_ROM
AM_RANGE(0x8000, 0x9fff) AM_RAM
AM_RANGE(0xa000, 0xbfff) AM_RAM_WRITE(tbowl_bg2videoram_w) AM_SHARE("bg2videoram")
AM_RANGE(0xc000, 0xdfff) AM_RAM_WRITE(tbowl_bgvideoram_w) AM_SHARE("bgvideoram")
AM_RANGE(0xe000, 0xefff) AM_RAM_WRITE(tbowl_txvideoram_w) AM_SHARE("txvideoram")
AM_RANGE(0xa000, 0xbfff) AM_RAM_WRITE(bg2videoram_w) AM_SHARE("bg2videoram")
AM_RANGE(0xc000, 0xdfff) AM_RAM_WRITE(bgvideoram_w) AM_SHARE("bgvideoram")
AM_RANGE(0xe000, 0xefff) AM_RAM_WRITE(txvideoram_w) AM_SHARE("txvideoram")
// AM_RANGE(0xf000, 0xf000) AM_WRITE(unknown_write) * written during start-up, not again */
AM_RANGE(0xf000, 0xf7ff) AM_ROMBANK("mainbank")
AM_RANGE(0xf800, 0xfbff) AM_RAM AM_SHARE("shared_ram") /* check */
AM_RANGE(0xfc00, 0xfc00) AM_READ_PORT("P1") AM_WRITE(tbowlb_bankswitch_w)
AM_RANGE(0xfc00, 0xfc00) AM_READ_PORT("P1") AM_WRITE(boardb_bankswitch_w)
AM_RANGE(0xfc01, 0xfc01) AM_READ_PORT("P2")
// AM_RANGE(0xfc01, 0xfc01) AM_WRITE(unknown_write) /* written during start-up, not again */
AM_RANGE(0xfc02, 0xfc02) AM_READ_PORT("P3")
// AM_RANGE(0xfc02, 0xfc02) AM_WRITE(unknown_write) /* written during start-up, not again */
AM_RANGE(0xfc03, 0xfc03) AM_READ_PORT("P4") AM_WRITE(tbowl_coin_counter_w)
AM_RANGE(0xfc03, 0xfc03) AM_READ_PORT("P4") AM_WRITE(coincounter_w)
// AM_RANGE(0xfc05, 0xfc05) AM_WRITE(unknown_write) /* no idea */
// AM_RANGE(0xfc06, 0xfc06) AM_READ(dummy_r) /* Read During NMI */
AM_RANGE(0xfc07, 0xfc07) AM_READ_PORT("SYSTEM")
@ -86,19 +86,19 @@ static ADDRESS_MAP_START( 6206B_map, AS_PROGRAM, 8, tbowl_state )
AM_RANGE(0xfc09, 0xfc09) AM_READ_PORT("DSW2")
AM_RANGE(0xfc0a, 0xfc0a) AM_READ_PORT("DSW3")
// AM_RANGE(0xfc0a, 0xfc0a) AM_WRITE(unknown_write) /* hardly used .. */
AM_RANGE(0xfc0d, 0xfc0d) AM_WRITE(tbowl_sound_command_w) /* not sure, used quite a bit */
AM_RANGE(0xfc10, 0xfc10) AM_WRITE(tbowl_bg2xscroll_lo)
AM_RANGE(0xfc11, 0xfc11) AM_WRITE(tbowl_bg2xscroll_hi)
AM_RANGE(0xfc12, 0xfc12) AM_WRITE(tbowl_bg2yscroll_lo)
AM_RANGE(0xfc13, 0xfc13) AM_WRITE(tbowl_bg2yscroll_hi)
AM_RANGE(0xfc14, 0xfc14) AM_WRITE(tbowl_bgxscroll_lo)
AM_RANGE(0xfc15, 0xfc15) AM_WRITE(tbowl_bgxscroll_hi)
AM_RANGE(0xfc16, 0xfc16) AM_WRITE(tbowl_bgyscroll_lo)
AM_RANGE(0xfc17, 0xfc17) AM_WRITE(tbowl_bgyscroll_hi)
AM_RANGE(0xfc0d, 0xfc0d) AM_WRITE(sound_command_w) /* not sure, used quite a bit */
AM_RANGE(0xfc10, 0xfc10) AM_WRITE(bg2xscroll_lo)
AM_RANGE(0xfc11, 0xfc11) AM_WRITE(bg2xscroll_hi)
AM_RANGE(0xfc12, 0xfc12) AM_WRITE(bg2yscroll_lo)
AM_RANGE(0xfc13, 0xfc13) AM_WRITE(bg2yscroll_hi)
AM_RANGE(0xfc14, 0xfc14) AM_WRITE(bgxscroll_lo)
AM_RANGE(0xfc15, 0xfc15) AM_WRITE(bgxscroll_hi)
AM_RANGE(0xfc16, 0xfc16) AM_WRITE(bgyscroll_lo)
AM_RANGE(0xfc17, 0xfc17) AM_WRITE(bgyscroll_hi)
ADDRESS_MAP_END
/* Board C */
WRITE8_MEMBER(tbowl_state::tbowl_trigger_nmi)
WRITE8_MEMBER(tbowl_state::trigger_nmi)
{
/* trigger NMI on 6206B's Cpu? (guess but seems to work..) */
m_maincpu->set_input_line(INPUT_LINE_NMI, PULSE_LINE);
@ -112,34 +112,34 @@ static ADDRESS_MAP_START( 6206C_map, AS_PROGRAM, 8, tbowl_state )
AM_RANGE(0xe000, 0xefff) AM_RAM_DEVWRITE("palette", palette_device, write) AM_SHARE("palette") // 2x palettes, one for each monitor?
AM_RANGE(0xf000, 0xf7ff) AM_ROMBANK("subbank")
AM_RANGE(0xf800, 0xfbff) AM_RAM AM_SHARE("shared_ram")
AM_RANGE(0xfc00, 0xfc00) AM_WRITE(tbowlc_bankswitch_w)
AM_RANGE(0xfc00, 0xfc00) AM_WRITE(boardc_bankswitch_w)
AM_RANGE(0xfc01, 0xfc01) AM_WRITENOP /* ? */
AM_RANGE(0xfc02, 0xfc02) AM_WRITE(tbowl_trigger_nmi) /* ? */
AM_RANGE(0xfc02, 0xfc02) AM_WRITE(trigger_nmi) /* ? */
AM_RANGE(0xfc03, 0xfc03) AM_WRITENOP /* ? */
AM_RANGE(0xfc06, 0xfc06) AM_WRITENOP /* ? */
ADDRESS_MAP_END
/* Board A */
WRITE8_MEMBER(tbowl_state::tbowl_adpcm_start_w)
WRITE8_MEMBER(tbowl_state::adpcm_start_w)
{
msm5205_device *adpcm = (offset & 1) ? m_msm2 : m_msm1;
m_adpcm_pos[offset & 1] = data << 8;
adpcm->reset_w(0);
}
WRITE8_MEMBER(tbowl_state::tbowl_adpcm_end_w)
WRITE8_MEMBER(tbowl_state::adpcm_end_w)
{
m_adpcm_end[offset & 1] = (data + 1) << 8;
}
WRITE8_MEMBER(tbowl_state::tbowl_adpcm_vol_w)
WRITE8_MEMBER(tbowl_state::adpcm_vol_w)
{
msm5205_device *adpcm = (offset & 1) ? m_msm2 : m_msm1;
adpcm->set_volume((data & 0x7f) * 100 / 0x7f);
}
void tbowl_state::tbowl_adpcm_int( msm5205_device *device, int num )
void tbowl_state::adpcm_int( msm5205_device *device, int num )
{
if (m_adpcm_pos[num] >= m_adpcm_end[num] ||
m_adpcm_pos[num] >= memregion("adpcm")->bytes()/2)
@ -158,14 +158,14 @@ void tbowl_state::tbowl_adpcm_int( msm5205_device *device, int num )
}
}
WRITE_LINE_MEMBER(tbowl_state::tbowl_adpcm_int_1)
WRITE_LINE_MEMBER(tbowl_state::adpcm_int_1)
{
tbowl_adpcm_int(m_msm1, 0);
adpcm_int(m_msm1, 0);
}
WRITE_LINE_MEMBER(tbowl_state::tbowl_adpcm_int_2)
WRITE_LINE_MEMBER(tbowl_state::adpcm_int_2)
{
tbowl_adpcm_int(m_msm2, 1);
adpcm_int(m_msm2, 1);
}
static ADDRESS_MAP_START( 6206A_map, AS_PROGRAM, 8, tbowl_state )
@ -173,9 +173,9 @@ static ADDRESS_MAP_START( 6206A_map, AS_PROGRAM, 8, tbowl_state )
AM_RANGE(0xc000, 0xc7ff) AM_RAM
AM_RANGE(0xd000, 0xd001) AM_DEVWRITE("ym1", ym3812_device, write)
AM_RANGE(0xd800, 0xd801) AM_DEVWRITE("ym2", ym3812_device, write)
AM_RANGE(0xe000, 0xe001) AM_WRITE(tbowl_adpcm_end_w)
AM_RANGE(0xe002, 0xe003) AM_WRITE(tbowl_adpcm_start_w)
AM_RANGE(0xe004, 0xe005) AM_WRITE(tbowl_adpcm_vol_w)
AM_RANGE(0xe000, 0xe001) AM_WRITE(adpcm_end_w)
AM_RANGE(0xe002, 0xe003) AM_WRITE(adpcm_start_w)
AM_RANGE(0xe004, 0xe005) AM_WRITE(adpcm_vol_w)
AM_RANGE(0xe006, 0xe006) AM_WRITENOP
AM_RANGE(0xe007, 0xe007) AM_WRITENOP /* NMI acknowledge */
AM_RANGE(0xe010, 0xe010) AM_READ(soundlatch_byte_r)
@ -418,6 +418,11 @@ void tbowl_state::machine_start()
{
membank("mainbank")->configure_entries(0, 32, memregion("maincpu")->base() + 0x10000, 0x800);
membank("subbank")->configure_entries(0, 32, memregion("sub")->base() + 0x10000, 0x800);
save_item(NAME(m_adpcm_pos));
save_item(NAME(m_adpcm_end));
save_item(NAME(m_adpcm_data));
}
void tbowl_state::machine_reset()
@ -459,7 +464,7 @@ static MACHINE_CONFIG_START( tbowl, tbowl_state )
MCFG_SCREEN_VBLANK_TIME(ATTOSECONDS_IN_USEC(0))
MCFG_SCREEN_SIZE(32*8, 32*8)
MCFG_SCREEN_VISIBLE_AREA(0*8, 32*8-1, 2*8, 30*8-1)
MCFG_SCREEN_UPDATE_DRIVER(tbowl_state, screen_update_tbowl_left)
MCFG_SCREEN_UPDATE_DRIVER(tbowl_state, screen_update_left)
MCFG_SCREEN_PALETTE("palette")
MCFG_SCREEN_ADD("rscreen", RASTER)
@ -467,7 +472,7 @@ static MACHINE_CONFIG_START( tbowl, tbowl_state )
MCFG_SCREEN_VBLANK_TIME(ATTOSECONDS_IN_USEC(0))
MCFG_SCREEN_SIZE(32*8, 32*8)
MCFG_SCREEN_VISIBLE_AREA(0*8, 32*8-1, 2*8, 30*8-1)
MCFG_SCREEN_UPDATE_DRIVER(tbowl_state, screen_update_tbowl_right)
MCFG_SCREEN_UPDATE_DRIVER(tbowl_state, screen_update_right)
MCFG_SCREEN_PALETTE("palette")
@ -483,12 +488,12 @@ static MACHINE_CONFIG_START( tbowl, tbowl_state )
/* something for the samples? */
MCFG_SOUND_ADD("msm1", MSM5205, 384000)
MCFG_MSM5205_VCLK_CB(WRITELINE(tbowl_state, tbowl_adpcm_int_1)) /* interrupt function */
MCFG_MSM5205_VCLK_CB(WRITELINE(tbowl_state, adpcm_int_1)) /* interrupt function */
MCFG_MSM5205_PRESCALER_SELECTOR(MSM5205_S48_4B) /* 8KHz */
MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.50)
MCFG_SOUND_ADD("msm2", MSM5205, 384000)
MCFG_MSM5205_VCLK_CB(WRITELINE(tbowl_state, tbowl_adpcm_int_2)) /* interrupt function */
MCFG_MSM5205_VCLK_CB(WRITELINE(tbowl_state, adpcm_int_2)) /* interrupt function */
MCFG_MSM5205_PRESCALER_SELECTOR(MSM5205_S48_4B) /* 8KHz */
MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.50)
MACHINE_CONFIG_END
@ -697,6 +702,6 @@ ROM_START( tbowlj )
ROM_LOAD( "6206a.2", 0x10000, 0x10000, CRC(1e9e5936) SHA1(60370d1de28b1c5ffeff7843702aaddb19ff1f58) )
ROM_END
GAME( 1987, tbowl, 0, tbowl, tbowl, driver_device, 0, ROT0, "Tecmo", "Tecmo Bowl (World)", 0 )
GAME( 1987, tbowlp, tbowl, tbowl, tbowl, driver_device, 0, ROT0, "Tecmo", "Tecmo Bowl (World, prototype?)", 0 ) // or early version, handwritten labels
GAME( 1987, tbowlj, tbowl, tbowl, tbowlj, driver_device, 0, ROT0, "Tecmo", "Tecmo Bowl (Japan)", 0 )
GAME( 1987, tbowl, 0, tbowl, tbowl, driver_device, 0, ROT0, "Tecmo", "Tecmo Bowl (World)", GAME_SUPPORTS_SAVE )
GAME( 1987, tbowlp, tbowl, tbowl, tbowl, driver_device, 0, ROT0, "Tecmo", "Tecmo Bowl (World, prototype?)", GAME_SUPPORTS_SAVE ) // or early version, handwritten labels
GAME( 1987, tbowlj, tbowl, tbowl, tbowlj, driver_device, 0, ROT0, "Tecmo", "Tecmo Bowl (Japan)", GAME_SUPPORTS_SAVE )

87
src/mame/includes/tbowl.h
View File

@ -6,26 +6,32 @@ class tbowl_state : public driver_device
public:
tbowl_state(const machine_config &mconfig, device_type type, const char *tag)
: driver_device(mconfig, type, tag),
m_txvideoram(*this, "txvideoram"),
m_bgvideoram(*this, "bgvideoram"),
m_bg2videoram(*this, "bg2videoram"),
m_spriteram(*this, "spriteram"),
m_maincpu(*this, "maincpu"),
m_audiocpu(*this, "audiocpu"),
m_msm1(*this, "msm1"),
m_msm2(*this, "msm2"),
m_gfxdecode(*this, "gfxdecode"),
m_palette(*this, "palette"),
m_sprgen(*this, "spritegen")
m_sprgen(*this, "spritegen"),
m_txvideoram(*this, "txvideoram"),
m_bgvideoram(*this, "bgvideoram"),
m_bg2videoram(*this, "bg2videoram"),
m_spriteram(*this, "spriteram")
{ }
int m_adpcm_pos[2];
int m_adpcm_end[2];
int m_adpcm_data[2];
required_device<cpu_device> m_maincpu;
required_device<cpu_device> m_audiocpu;
required_device<msm5205_device> m_msm1;
required_device<msm5205_device> m_msm2;
required_device<gfxdecode_device> m_gfxdecode;
required_device<palette_device> m_palette;
required_device<tecmo_spr_device> m_sprgen;
required_shared_ptr<UINT8> m_txvideoram;
required_shared_ptr<UINT8> m_bgvideoram;
required_shared_ptr<UINT8> m_bg2videoram;
required_shared_ptr<UINT8> m_spriteram;
tilemap_t *m_tx_tilemap;
tilemap_t *m_bg_tilemap;
tilemap_t *m_bg2_tilemap;
@ -33,43 +39,42 @@ public:
UINT16 m_yscroll;
UINT16 m_bg2xscroll;
UINT16 m_bg2yscroll;
DECLARE_WRITE8_MEMBER(tbowl_coin_counter_w);
DECLARE_WRITE8_MEMBER(tbowlb_bankswitch_w);
DECLARE_WRITE8_MEMBER(tbowlc_bankswitch_w);
DECLARE_WRITE8_MEMBER(tbowl_sound_command_w);
DECLARE_WRITE8_MEMBER(tbowl_trigger_nmi);
DECLARE_WRITE8_MEMBER(tbowl_adpcm_start_w);
DECLARE_WRITE8_MEMBER(tbowl_adpcm_end_w);
DECLARE_WRITE8_MEMBER(tbowl_adpcm_vol_w);
DECLARE_WRITE8_MEMBER(tbowl_txvideoram_w);
DECLARE_WRITE8_MEMBER(tbowl_bg2videoram_w);
DECLARE_WRITE8_MEMBER(tbowl_bgxscroll_lo);
DECLARE_WRITE8_MEMBER(tbowl_bgxscroll_hi);
DECLARE_WRITE8_MEMBER(tbowl_bgyscroll_lo);
DECLARE_WRITE8_MEMBER(tbowl_bgyscroll_hi);
DECLARE_WRITE8_MEMBER(tbowl_bgvideoram_w);
DECLARE_WRITE8_MEMBER(tbowl_bg2xscroll_lo);
DECLARE_WRITE8_MEMBER(tbowl_bg2xscroll_hi);
DECLARE_WRITE8_MEMBER(tbowl_bg2yscroll_lo);
DECLARE_WRITE8_MEMBER(tbowl_bg2yscroll_hi);
int m_adpcm_pos[2];
int m_adpcm_end[2];
int m_adpcm_data[2];
DECLARE_WRITE8_MEMBER(coincounter_w);
DECLARE_WRITE8_MEMBER(boardb_bankswitch_w);
DECLARE_WRITE8_MEMBER(boardc_bankswitch_w);
DECLARE_WRITE8_MEMBER(sound_command_w);
DECLARE_WRITE8_MEMBER(trigger_nmi);
DECLARE_WRITE8_MEMBER(adpcm_start_w);
DECLARE_WRITE8_MEMBER(adpcm_end_w);
DECLARE_WRITE8_MEMBER(adpcm_vol_w);
DECLARE_WRITE8_MEMBER(txvideoram_w);
DECLARE_WRITE8_MEMBER(bg2videoram_w);
DECLARE_WRITE8_MEMBER(bgxscroll_lo);
DECLARE_WRITE8_MEMBER(bgxscroll_hi);
DECLARE_WRITE8_MEMBER(bgyscroll_lo);
DECLARE_WRITE8_MEMBER(bgyscroll_hi);
DECLARE_WRITE8_MEMBER(bgvideoram_w);
DECLARE_WRITE8_MEMBER(bg2xscroll_lo);
DECLARE_WRITE8_MEMBER(bg2xscroll_hi);
DECLARE_WRITE8_MEMBER(bg2yscroll_lo);
DECLARE_WRITE8_MEMBER(bg2yscroll_hi);
TILE_GET_INFO_MEMBER(get_tx_tile_info);
TILE_GET_INFO_MEMBER(get_bg_tile_info);
TILE_GET_INFO_MEMBER(get_bg2_tile_info);
virtual void machine_start();
virtual void machine_reset();
virtual void video_start();
UINT32 screen_update_tbowl_left(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
UINT32 screen_update_tbowl_right(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
void tbowl_draw_sprites(bitmap_ind16 &bitmap,const rectangle &cliprect, int xscroll, UINT8* spriteram);
void tbowl_adpcm_int(msm5205_device *device, int chip);
DECLARE_WRITE_LINE_MEMBER(tbowl_adpcm_int_1);
DECLARE_WRITE_LINE_MEMBER(tbowl_adpcm_int_2);
required_device<cpu_device> m_maincpu;
required_device<cpu_device> m_audiocpu;
required_device<msm5205_device> m_msm1;
required_device<msm5205_device> m_msm2;
required_device<gfxdecode_device> m_gfxdecode;
required_device<palette_device> m_palette;
required_device<tecmo_spr_device> m_sprgen;
UINT32 screen_update_left(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
UINT32 screen_update_right(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
void adpcm_int(msm5205_device *device, int chip);
DECLARE_WRITE_LINE_MEMBER(adpcm_int_1);
DECLARE_WRITE_LINE_MEMBER(adpcm_int_2);
};

31
src/mame/video/tbowl.c
View File

@ -19,7 +19,7 @@ TILE_GET_INFO_MEMBER(tbowl_state::get_tx_tile_info)
SET_TILE_INFO_MEMBER(0,tileno,col,0);
}
WRITE8_MEMBER(tbowl_state::tbowl_txvideoram_w)
WRITE8_MEMBER(tbowl_state::txvideoram_w)
{
m_txvideoram[offset] = data;
m_tx_tilemap->mark_tile_dirty(offset & 0x7ff);
@ -38,28 +38,28 @@ TILE_GET_INFO_MEMBER(tbowl_state::get_bg_tile_info)
SET_TILE_INFO_MEMBER(1,tileno,col,0);
}
WRITE8_MEMBER(tbowl_state::tbowl_bg2videoram_w)
WRITE8_MEMBER(tbowl_state::bg2videoram_w)
{
m_bg2videoram[offset] = data;
m_bg2_tilemap->mark_tile_dirty(offset & 0xfff);
}
WRITE8_MEMBER(tbowl_state::tbowl_bgxscroll_lo)
WRITE8_MEMBER(tbowl_state::bgxscroll_lo)
{
m_xscroll = (m_xscroll & 0xff00) | data;
}
WRITE8_MEMBER(tbowl_state::tbowl_bgxscroll_hi)
WRITE8_MEMBER(tbowl_state::bgxscroll_hi)
{
m_xscroll = (m_xscroll & 0x00ff) | (data << 8);
}
WRITE8_MEMBER(tbowl_state::tbowl_bgyscroll_lo)
WRITE8_MEMBER(tbowl_state::bgyscroll_lo)
{
m_yscroll = (m_yscroll & 0xff00) | data;
}
WRITE8_MEMBER(tbowl_state::tbowl_bgyscroll_hi)
WRITE8_MEMBER(tbowl_state::bgyscroll_hi)
{
m_yscroll = (m_yscroll & 0x00ff) | (data << 8);
}
@ -78,28 +78,28 @@ TILE_GET_INFO_MEMBER(tbowl_state::get_bg2_tile_info)
SET_TILE_INFO_MEMBER(2,tileno,col,0);
}
WRITE8_MEMBER(tbowl_state::tbowl_bgvideoram_w)
WRITE8_MEMBER(tbowl_state::bgvideoram_w)
{
m_bgvideoram[offset] = data;
m_bg_tilemap->mark_tile_dirty(offset & 0xfff);
}
WRITE8_MEMBER(tbowl_state::tbowl_bg2xscroll_lo)
WRITE8_MEMBER(tbowl_state::bg2xscroll_lo)
{
m_bg2xscroll = (m_bg2xscroll & 0xff00) | data;
}
WRITE8_MEMBER(tbowl_state::tbowl_bg2xscroll_hi)
WRITE8_MEMBER(tbowl_state::bg2xscroll_hi)
{
m_bg2xscroll = (m_bg2xscroll & 0x00ff) | (data << 8);
}
WRITE8_MEMBER(tbowl_state::tbowl_bg2yscroll_lo)
WRITE8_MEMBER(tbowl_state::bg2yscroll_lo)
{
m_bg2yscroll = (m_bg2yscroll & 0xff00) | data;
}
WRITE8_MEMBER(tbowl_state::tbowl_bg2yscroll_hi)
WRITE8_MEMBER(tbowl_state::bg2yscroll_hi)
{
m_bg2yscroll = (m_bg2yscroll & 0x00ff) | (data << 8);
}
@ -116,11 +116,16 @@ void tbowl_state::video_start()
m_tx_tilemap->set_transparent_pen(0);
m_bg_tilemap->set_transparent_pen(0);
m_bg2_tilemap->set_transparent_pen(0);
save_item(NAME(m_xscroll));
save_item(NAME(m_yscroll));
save_item(NAME(m_bg2xscroll));
save_item(NAME(m_bg2yscroll));
}
UINT32 tbowl_state::screen_update_tbowl_left(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect)
UINT32 tbowl_state::screen_update_left(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect)
{
m_bg_tilemap->set_scrollx(0, m_xscroll );
m_bg_tilemap->set_scrolly(0, m_yscroll );
@ -138,7 +143,7 @@ UINT32 tbowl_state::screen_update_tbowl_left(screen_device &screen, bitmap_ind16
return 0;
}
UINT32 tbowl_state::screen_update_tbowl_right(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect)
UINT32 tbowl_state::screen_update_right(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect)
{
m_bg_tilemap->set_scrollx(0, m_xscroll+32*8 );
m_bg_tilemap->set_scrolly(0, m_yscroll );