class tryout_state : public driver_device { public: tryout_state(const machine_config &mconfig, device_type type, const char *tag) : driver_device(mconfig, type, tag) { } UINT8 *m_videoram; UINT8 *m_gfx_control; tilemap_t *m_fg_tilemap; tilemap_t *m_bg_tilemap; UINT8 m_vram_bank; UINT8 *m_vram; UINT8 *m_vram_gfx; UINT8 *m_spriteram; UINT8 *m_spriteram2; }; /*----------- defined in video/tryout.c -----------*/ READ8_HANDLER( tryout_vram_r ); WRITE8_HANDLER( tryout_videoram_w ); WRITE8_HANDLER( tryout_vram_w ); WRITE8_HANDLER( tryout_vram_bankswitch_w ); WRITE8_HANDLER( tryout_flipscreen_w ); PALETTE_INIT( tryout ); VIDEO_START( tryout ); SCREEN_UPDATE( tryout );