class sprint4_state : public driver_device { public: sprint4_state(const machine_config &mconfig, device_type type, const char *tag) : driver_device(mconfig, type, tag) { } UINT8 *m_videoram; int m_da_latch; int m_steer_FF1[4]; int m_steer_FF2[4]; int m_gear[4]; UINT8 m_last_wheel[4]; int m_collision[4]; tilemap_t* m_playfield; bitmap_t* m_helper; }; /*----------- defined in video/sprint4.c -----------*/ PALETTE_INIT( sprint4 ); SCREEN_EOF( sprint4 ); VIDEO_START( sprint4 ); SCREEN_UPDATE( sprint4 ); WRITE8_HANDLER( sprint4_video_ram_w );