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/*************************************************************************
Gotcha
*************************************************************************/
class gotcha_state : public driver_device
{
public:
gotcha_state(const machine_config &mconfig, device_type type, const char *tag)
: driver_device(mconfig, type, tag) ,
m_fgvideoram(*this, "fgvideoram"),
m_bgvideoram(*this, "bgvideoram"),
m_spriteram(*this, "spriteram"){ }
/* memory pointers */
required_shared_ptr<UINT16> m_fgvideoram;
required_shared_ptr<UINT16> m_bgvideoram;
required_shared_ptr<UINT16> m_spriteram;
// UINT16 * m_paletteram; // currently this uses generic palette handling
/* video-related */
tilemap_t *m_bg_tilemap;
tilemap_t *m_fg_tilemap;
int m_banksel;
int m_gfxbank[4];
UINT16 m_scroll[4];
/* devices */
cpu_device *m_audiocpu;
DECLARE_WRITE16_MEMBER(gotcha_lamps_w);
DECLARE_WRITE16_MEMBER(gotcha_fgvideoram_w);
DECLARE_WRITE16_MEMBER(gotcha_bgvideoram_w);
DECLARE_WRITE16_MEMBER(gotcha_gfxbank_select_w);
DECLARE_WRITE16_MEMBER(gotcha_gfxbank_w);
DECLARE_WRITE16_MEMBER(gotcha_scroll_w);
DECLARE_WRITE16_MEMBER(gotcha_oki_bank_w);
TILEMAP_MAPPER_MEMBER(gotcha_tilemap_scan);
TILE_GET_INFO_MEMBER(fg_get_tile_info);
TILE_GET_INFO_MEMBER(bg_get_tile_info);
virtual void machine_start();
virtual void machine_reset();
virtual void video_start();
UINT32 screen_update_gotcha(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
};
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