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path: root/src/mame/includes/taotaido.h
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class taotaido_state : public driver_device
{
public:
	taotaido_state(const machine_config &mconfig, device_type type, const char *tag)
		: driver_device(mconfig, type, tag),
		m_maincpu(*this, "maincpu"),
		m_audiocpu(*this, "audiocpu"),
		m_gfxdecode(*this, "gfxdecode"),
		m_spr(*this, "vsystem_spr"),
		m_spriteram(*this, "spriteram"),
		m_spriteram2(*this, "spriteram2"),
		m_scrollram(*this, "scrollram"),
		m_bgram(*this, "bgram") { }

	required_device<cpu_device> m_maincpu;
	required_device<cpu_device> m_audiocpu;
	required_device<gfxdecode_device> m_gfxdecode;
	required_device<vsystem_spr_device> m_spr;

	required_shared_ptr<UINT16> m_spriteram;
	required_shared_ptr<UINT16> m_spriteram2;
	required_shared_ptr<UINT16> m_scrollram;
	required_shared_ptr<UINT16> m_bgram;

	int m_pending_command;
	UINT16 m_sprite_character_bank_select[8];
	UINT16 m_video_bank_select[8];
	tilemap_t *m_bg_tilemap;
	UINT16 *m_spriteram_old;
	UINT16 *m_spriteram_older;
	UINT16 *m_spriteram2_old;
	UINT16 *m_spriteram2_older;

	DECLARE_READ16_MEMBER(pending_command_r);
	DECLARE_WRITE16_MEMBER(sound_command_w);
	DECLARE_WRITE8_MEMBER(pending_command_clear_w);
	DECLARE_WRITE8_MEMBER(sh_bankswitch_w);
	DECLARE_WRITE16_MEMBER(sprite_character_bank_select_w);
	DECLARE_WRITE16_MEMBER(tileregs_w);
	DECLARE_WRITE16_MEMBER(bgvideoram_w);

	TILE_GET_INFO_MEMBER(bg_tile_info);
	TILEMAP_MAPPER_MEMBER(tilemap_scan_rows);

	virtual void machine_start();
	virtual void video_start();

	UINT32 screen_update(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
	void screen_eof(screen_device &screen, bool state);
	UINT32 tile_callback( UINT32 code );
};