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// license:BSD-3-Clause
// copyright-holders:David Haywood, Stephh
class xyonix_state : public driver_device
{
public:
xyonix_state(const machine_config &mconfig, device_type type, const char *tag)
: driver_device(mconfig, type, tag),
m_maincpu(*this, "maincpu"),
m_gfxdecode(*this, "gfxdecode"),
m_vidram(*this, "vidram") { }
required_device<cpu_device> m_maincpu;
required_device<gfxdecode_device> m_gfxdecode;
required_shared_ptr<UINT8> m_vidram;
tilemap_t *m_tilemap;
int m_e0_data;
int m_credits;
int m_coins;
int m_prev_coin;
DECLARE_WRITE8_MEMBER(irqack_w);
DECLARE_READ8_MEMBER(io_r);
DECLARE_WRITE8_MEMBER(io_w);
DECLARE_WRITE8_MEMBER(vidram_w);
virtual void machine_start() override;
virtual void video_start() override;
TILE_GET_INFO_MEMBER(get_tile_info);
DECLARE_PALETTE_INIT(xyonix);
UINT32 screen_update(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
void handle_coins(int coin);
};
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