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/*************************************************************************
Bomb Jack
*************************************************************************/
class bombjack_state : public driver_device
{
public:
bombjack_state(const machine_config &mconfig, device_type type, const char *tag)
: driver_device(mconfig, type, tag) ,
m_videoram(*this, "videoram"),
m_colorram(*this, "colorram"),
m_spriteram(*this, "spriteram"){ }
/* memory pointers */
required_shared_ptr<UINT8> m_videoram;
required_shared_ptr<UINT8> m_colorram;
required_shared_ptr<UINT8> m_spriteram;
/* video-related */
tilemap_t *m_fg_tilemap;
tilemap_t *m_bg_tilemap;
UINT8 m_background_image;
/* sound-related */
UINT8 m_latch;
UINT8 m_nmi_mask;
DECLARE_WRITE8_MEMBER(bombjack_soundlatch_w);
DECLARE_READ8_MEMBER(bombjack_soundlatch_r);
DECLARE_WRITE8_MEMBER(irq_mask_w);
DECLARE_WRITE8_MEMBER(bombjack_videoram_w);
DECLARE_WRITE8_MEMBER(bombjack_colorram_w);
DECLARE_WRITE8_MEMBER(bombjack_background_w);
DECLARE_WRITE8_MEMBER(bombjack_flipscreen_w);
TILE_GET_INFO_MEMBER(get_bg_tile_info);
TILE_GET_INFO_MEMBER(get_fg_tile_info);
};
/*----------- defined in video/bombjack.c -----------*/
VIDEO_START( bombjack );
SCREEN_UPDATE_IND16( bombjack );
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