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class oneshot_state : public driver_device
{
public:
oneshot_state(const machine_config &mconfig, device_type type, const char *tag)
: driver_device(mconfig, type, tag) ,
m_sprites(*this, "sprites"),
m_bg_videoram(*this, "bg_videoram"),
m_mid_videoram(*this, "mid_videoram"),
m_fg_videoram(*this, "fg_videoram"),
m_scroll(*this, "scroll"){ }
/* memory pointers */
required_shared_ptr<UINT16> m_sprites;
required_shared_ptr<UINT16> m_bg_videoram;
required_shared_ptr<UINT16> m_mid_videoram;
required_shared_ptr<UINT16> m_fg_videoram;
required_shared_ptr<UINT16> m_scroll;
/* video-related */
tilemap_t *m_bg_tilemap;
tilemap_t *m_mid_tilemap;
tilemap_t *m_fg_tilemap;
/* misc */
int m_gun_x_p1;
int m_gun_y_p1;
int m_gun_x_p2;
int m_gun_y_p2;
int m_gun_x_shift;
int m_p1_wobble;
int m_p2_wobble;
/* devices */
device_t *m_maincpu;
device_t *m_audiocpu;
DECLARE_READ16_MEMBER(oneshot_in0_word_r);
DECLARE_READ16_MEMBER(oneshot_gun_x_p1_r);
DECLARE_READ16_MEMBER(oneshot_gun_y_p1_r);
DECLARE_READ16_MEMBER(oneshot_gun_x_p2_r);
DECLARE_READ16_MEMBER(oneshot_gun_y_p2_r);
DECLARE_WRITE16_MEMBER(oneshot_bg_videoram_w);
DECLARE_WRITE16_MEMBER(oneshot_mid_videoram_w);
DECLARE_WRITE16_MEMBER(oneshot_fg_videoram_w);
DECLARE_WRITE16_MEMBER(soundbank_w);
};
/*----------- defined in video/oneshot.c -----------*/
VIDEO_START( oneshot );
SCREEN_UPDATE_IND16( oneshot );
SCREEN_UPDATE_IND16( maddonna );
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