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class sderby_state : public driver_device
{
public:
sderby_state(const machine_config &mconfig, device_type type, const char *tag)
: driver_device(mconfig, type, tag) { }
UINT16 *m_spriteram;
size_t m_spriteram_size;
UINT16 *m_videoram;
UINT16 *m_md_videoram;
UINT16 *m_fg_videoram;
tilemap_t *m_tilemap;
tilemap_t *m_md_tilemap;
tilemap_t *m_fg_tilemap;
UINT16 m_scroll[6];
};
/*----------- defined in video/sderby.c -----------*/
WRITE16_HANDLER( sderby_videoram_w );
WRITE16_HANDLER( sderby_md_videoram_w );
WRITE16_HANDLER( sderby_fg_videoram_w );
VIDEO_START( sderby );
SCREEN_UPDATE( sderby );
SCREEN_UPDATE( pmroulet );
WRITE16_HANDLER( sderby_scroll_w );
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