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/*************************************************************************

    Mad Motor

*************************************************************************/

#include "video/decbac06.h"

class madmotor_state : public driver_device
{
public:
	madmotor_state(const machine_config &mconfig, device_type type, const char *tag)
		: driver_device(mconfig, type, tag),
		m_spriteram(*this, "spriteram"),
		m_maincpu(*this, "maincpu"),
		m_audiocpu(*this, "audiocpu"),
		m_tilegen1(*this, "tilegen1"),
		m_tilegen2(*this, "tilegen2"),	
		m_tilegen3(*this, "tilegen3") { }

	/* memory pointers */
	required_shared_ptr<UINT16> m_spriteram;
//  UINT16 *        m_paletteram;     // this currently uses generic palette handlers

	/* video-related */
	int             m_flipscreen;

	/* devices */
	required_device<cpu_device> m_maincpu;
	required_device<cpu_device> m_audiocpu;
	required_device<deco_bac06_device> m_tilegen1;
	required_device<deco_bac06_device> m_tilegen2;
	required_device<deco_bac06_device> m_tilegen3;
	DECLARE_WRITE16_MEMBER(madmotor_sound_w);
	DECLARE_DRIVER_INIT(madmotor);
	virtual void machine_start();
	virtual void machine_reset();
	virtual void video_start();
	UINT32 screen_update_madmotor(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
};