// license:BSD-3-Clause // copyright-holders:David Haywood 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 m_maincpu; required_device m_gfxdecode; required_shared_ptr 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); };