text: // license:BSD-3-Clause
  // copyright-holders:Nicola Salmoria
  /*************************************************************************
  
    Sega KO Punch
  
  *************************************************************************/
  #ifndef MAME_INCLUDES_KOPUNCH_H
  #define MAME_INCLUDES_KOPUNCH_H
  
  #pragma once
  
  #include "emupal.h"
  #include "tilemap.h"
  
  class kopunch_state : public driver_device
  {
  public:
  	kopunch_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_vram_fg(*this, "vram_fg")
  		, m_vram_bg(*this, "vram_bg")
  		, m_lamp(*this, "lamp0")
  	{ }
  
  	void kopunch(machine_config &config);
  
  	DECLARE_INPUT_CHANGED_MEMBER(left_coin_inserted);
  	DECLARE_INPUT_CHANGED_MEMBER(right_coin_inserted);
  
  private:
  	uint8_t sensors1_r();
  	uint8_t sensors2_r();
  	void lamp_w(uint8_t data);
  	void coin_w(uint8_t data);
  	void vram_fg_w(offs_t offset, uint8_t data);
  	void vram_bg_w(offs_t offset, uint8_t data);
  	void scroll_x_w(uint8_t data);
  	void scroll_y_w(uint8_t data);
  	void gfxbank_w(uint8_t data);
  
  	TILE_GET_INFO_MEMBER(get_fg_tile_info);
  	TILE_GET_INFO_MEMBER(get_bg_tile_info);
  	void kopunch_palette(palette_device &palette) const;
  	uint32_t screen_update_kopunch(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
  
  	void kopunch_io_map(address_map &map);
  	void kopunch_map(address_map &map);
  
  	virtual void machine_start() override;
  	virtual void video_start() override;
  
  	/* devices */
  	required_device<cpu_device> m_maincpu;
  	required_device<gfxdecode_device> m_gfxdecode;
  
  	/* memory pointers */
  	required_shared_ptr<uint8_t> m_vram_fg;
  	required_shared_ptr<uint8_t> m_vram_bg;
  
  	output_finder<> m_lamp;
  
  	/* video-related */
  	tilemap_t *m_bg_tilemap;
  	tilemap_t *m_fg_tilemap;
  	uint8_t m_gfxbank;
  	uint8_t m_scrollx;
  };
  
  #endif // MAME_INCLUDES_KOPUNCH_H
  