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class m52_state : public driver_device
{
public:
m52_state(const machine_config &mconfig, device_type type, const char *tag)
: driver_device(mconfig, type, tag) ,
m_videoram(*this, "videoram"),
m_colorram(*this, "colorram"),
m_spriteram(*this, "spriteram"){ }
/* memory pointers */
required_shared_ptr<UINT8> m_videoram;
required_shared_ptr<UINT8> m_colorram;
optional_shared_ptr<UINT8> m_spriteram;
/* video-related */
tilemap_t* m_bg_tilemap;
UINT8 m_bg1xpos;
UINT8 m_bg1ypos;
UINT8 m_bg2xpos;
UINT8 m_bg2ypos;
UINT8 m_bgcontrol;
DECLARE_WRITE8_MEMBER(m52_scroll_w);
DECLARE_WRITE8_MEMBER(m52_videoram_w);
DECLARE_WRITE8_MEMBER(m52_colorram_w);
DECLARE_READ8_MEMBER(m52_protection_r);
DECLARE_WRITE8_MEMBER(m52_bg1ypos_w);
DECLARE_WRITE8_MEMBER(m52_bg1xpos_w);
DECLARE_WRITE8_MEMBER(m52_bg2xpos_w);
DECLARE_WRITE8_MEMBER(m52_bg2ypos_w);
DECLARE_WRITE8_MEMBER(m52_bgcontrol_w);
DECLARE_WRITE8_MEMBER(m52_flipscreen_w);
DECLARE_WRITE8_MEMBER(alpha1v_flipscreen_w);
TILE_GET_INFO_MEMBER(get_tile_info);
};
/*----------- defined in video/m52.c -----------*/
PALETTE_INIT( m52 );
VIDEO_START( m52 );
SCREEN_UPDATE_IND16( m52 );
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