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/*************************************************************************
4enraya
*************************************************************************/
class _4enraya_state : public driver_device
{
public:
_4enraya_state(const machine_config &mconfig, device_type type, const char *tag)
: driver_device(mconfig, type, tag),
m_snd_latch_bit(4) { }
/* memory pointers */
UINT8 m_videoram[0x1000];
UINT8 m_workram[0x1000];
/* video-related */
tilemap_t *m_bg_tilemap;
/* sound-related */
int m_soundlatch;
int m_last_snd_ctrl;
int m_snd_latch_bit;
DECLARE_WRITE8_MEMBER(sound_data_w);
DECLARE_READ8_MEMBER(fenraya_custom_map_r);
DECLARE_WRITE8_MEMBER(fenraya_custom_map_w);
DECLARE_WRITE8_MEMBER(fenraya_videoram_w);
DECLARE_WRITE8_MEMBER(sound_control_w);
DECLARE_DRIVER_INIT(unkpacg);
TILE_GET_INFO_MEMBER(get_tile_info);
virtual void machine_start();
virtual void machine_reset();
virtual void video_start();
virtual void palette_init();
UINT32 screen_update_4enraya(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
};
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