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path: root/src/mame/includes/msisaac.h
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/* Disabled because the mcu dump is currently unavailable. -AS */
//#define USE_MCU

class msisaac_state : public driver_device
{
public:
	msisaac_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_videoram3(*this, "videoram3"),
		m_videoram2(*this, "videoram2"){ }

	/* memory pointers */
	required_shared_ptr<UINT8> m_spriteram;
	required_shared_ptr<UINT8> m_videoram;
	required_shared_ptr<UINT8> m_videoram3;
	required_shared_ptr<UINT8> m_videoram2;

	/* video-related */
	bitmap_ind16    *m_tmp_bitmap1;
	bitmap_ind16    *m_tmp_bitmap2;
	tilemap_t     *m_bg_tilemap;
	tilemap_t     *m_fg_tilemap;
	tilemap_t     *m_bg2_tilemap;
	int         m_bg2_textbank;

	/* sound-related */
	int         m_sound_nmi_enable;
	int         m_pending_nmi;

	/* fake mcu (in msisaac.c) */
#ifndef USE_MCU
	UINT8       m_mcu_val;
	UINT8       m_direction;
#endif

	int         m_vol_ctrl[16];
	UINT8       m_snd_ctrl0;
	UINT8       m_snd_ctrl1;
	UINT8       m_snd_ctrl2;
	UINT8       m_snd_ctrl3;

	/* devices */
	cpu_device *m_audiocpu;
	DECLARE_WRITE8_MEMBER(sound_command_w);
	DECLARE_WRITE8_MEMBER(nmi_disable_w);
	DECLARE_WRITE8_MEMBER(nmi_enable_w);
	DECLARE_WRITE8_MEMBER(flip_screen_w);
	DECLARE_WRITE8_MEMBER(msisaac_coin_counter_w);
	DECLARE_WRITE8_MEMBER(ms_unknown_w);
	DECLARE_READ8_MEMBER(msisaac_mcu_r);
	DECLARE_READ8_MEMBER(msisaac_mcu_status_r);
	DECLARE_WRITE8_MEMBER(msisaac_mcu_w);
	DECLARE_WRITE8_MEMBER(sound_control_1_w);
	DECLARE_WRITE8_MEMBER(msisaac_fg_scrolly_w);
	DECLARE_WRITE8_MEMBER(msisaac_fg_scrollx_w);
	DECLARE_WRITE8_MEMBER(msisaac_bg2_scrolly_w);
	DECLARE_WRITE8_MEMBER(msisaac_bg2_scrollx_w);
	DECLARE_WRITE8_MEMBER(msisaac_bg_scrolly_w);
	DECLARE_WRITE8_MEMBER(msisaac_bg_scrollx_w);
	DECLARE_WRITE8_MEMBER(msisaac_textbank1_w);
	DECLARE_WRITE8_MEMBER(msisaac_bg2_textbank_w);
	DECLARE_WRITE8_MEMBER(msisaac_bg_videoram_w);
	DECLARE_WRITE8_MEMBER(msisaac_bg2_videoram_w);
	DECLARE_WRITE8_MEMBER(msisaac_fg_videoram_w);
	DECLARE_WRITE8_MEMBER(sound_control_0_w);
	TILE_GET_INFO_MEMBER(get_fg_tile_info);
	TILE_GET_INFO_MEMBER(get_bg_tile_info);
	TILE_GET_INFO_MEMBER(get_bg2_tile_info);
	virtual void machine_start();
	virtual void machine_reset();
	virtual void video_start();
	DECLARE_MACHINE_RESET(ta7630);
	UINT32 screen_update_msisaac(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
};