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class xxmissio_state : public driver_device
{
public:
xxmissio_state(const machine_config &mconfig, device_type type, const char *tag)
: driver_device(mconfig, type, tag) ,
m_bgram(*this, "bgram"),
m_fgram(*this, "fgram"),
m_spriteram(*this, "spriteram"){ }
UINT8 m_status;
required_shared_ptr<UINT8> m_bgram;
required_shared_ptr<UINT8> m_fgram;
required_shared_ptr<UINT8> m_spriteram;
tilemap_t *m_bg_tilemap;
tilemap_t *m_fg_tilemap;
UINT8 m_xscroll;
UINT8 m_yscroll;
UINT8 m_flipscreen;
DECLARE_WRITE8_MEMBER(xxmissio_bank_sel_w);
DECLARE_WRITE8_MEMBER(xxmissio_status_m_w);
DECLARE_WRITE8_MEMBER(xxmissio_status_s_w);
DECLARE_WRITE8_MEMBER(xxmissio_flipscreen_w);
DECLARE_WRITE8_MEMBER(xxmissio_bgram_w);
DECLARE_READ8_MEMBER(xxmissio_bgram_r);
DECLARE_WRITE8_MEMBER(xxmissio_paletteram_w);
DECLARE_CUSTOM_INPUT_MEMBER(xxmissio_status_r);
TILE_GET_INFO_MEMBER(get_bg_tile_info);
TILE_GET_INFO_MEMBER(get_fg_tile_info);
virtual void machine_start();
virtual void video_start();
UINT32 screen_update_xxmissio(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
};
/*----------- defined in video/xxmissio.c -----------*/
DECLARE_WRITE8_DEVICE_HANDLER( xxmissio_scroll_x_w );
DECLARE_WRITE8_DEVICE_HANDLER( xxmissio_scroll_y_w );
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