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// license:???
// copyright-holders:Uki
/*************************************************************************
Markham
*************************************************************************/
class markham_state : public driver_device
{
public:
markham_state(const machine_config &mconfig, device_type type, const char *tag)
: driver_device(mconfig, type, tag),
m_spriteram(*this, "spriteram"),
m_videoram(*this, "videoram"),
m_xscroll(*this, "xscroll"),
m_maincpu(*this, "maincpu"),
m_gfxdecode(*this, "gfxdecode"),
m_palette(*this, "palette") { }
/* memory pointers */
required_shared_ptr<UINT8> m_spriteram;
required_shared_ptr<UINT8> m_videoram;
required_shared_ptr<UINT8> m_xscroll;
/* video-related */
tilemap_t *m_bg_tilemap;
DECLARE_READ8_MEMBER(markham_e004_r);
DECLARE_WRITE8_MEMBER(markham_videoram_w);
DECLARE_WRITE8_MEMBER(markham_flipscreen_w);
TILE_GET_INFO_MEMBER(get_bg_tile_info);
virtual void video_start();
DECLARE_PALETTE_INIT(markham);
UINT32 screen_update_markham(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
void draw_sprites( bitmap_ind16 &bitmap, const rectangle &cliprect );
required_device<cpu_device> m_maincpu;
required_device<gfxdecode_device> m_gfxdecode;
required_device<palette_device> m_palette;
};
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