1 // license:BSD-3-Clause 2 // copyright-holders:Paul Leaman 3 4 #include "machine/timer.h" 5 #include "video/bufsprite.h" 6 #include "emupal.h" 7 #include "tilemap.h" 8 9 class srumbler_state : public driver_device 10 { 11 public: srumbler_state(const machine_config & mconfig,device_type type,const char * tag)12 srumbler_state(const machine_config &mconfig, device_type type, const char *tag) 13 : driver_device(mconfig, type, tag), 14 m_maincpu(*this,"maincpu"), 15 m_spriteram(*this,"spriteram"), 16 m_gfxdecode(*this, "gfxdecode"), 17 m_palette(*this, "palette"), 18 m_backgroundram(*this, "backgroundram"), 19 m_foregroundram(*this, "foregroundram") { } 20 21 void srumbler(machine_config &config); 22 23 private: 24 required_device<cpu_device> m_maincpu; 25 required_device<buffered_spriteram8_device> m_spriteram; 26 required_device<gfxdecode_device> m_gfxdecode; 27 required_device<palette_device> m_palette; 28 29 required_shared_ptr<uint8_t> m_backgroundram; 30 required_shared_ptr<uint8_t> m_foregroundram; 31 32 tilemap_t *m_bg_tilemap; 33 tilemap_t *m_fg_tilemap; 34 int m_scroll[4]; 35 36 void bankswitch_w(uint8_t data); 37 void foreground_w(offs_t offset, uint8_t data); 38 void background_w(offs_t offset, uint8_t data); 39 void _4009_w(uint8_t data); 40 void scroll_w(offs_t offset, uint8_t data); 41 42 TILE_GET_INFO_MEMBER(get_fg_tile_info); 43 TILE_GET_INFO_MEMBER(get_bg_tile_info); 44 45 virtual void machine_start() override; 46 virtual void video_start() override; 47 48 uint32_t screen_update(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect); 49 void draw_sprites(bitmap_ind16 &bitmap, const rectangle &cliprect); 50 51 TIMER_DEVICE_CALLBACK_MEMBER(interrupt); 52 void srumbler_map(address_map &map); 53 void srumbler_sound_map(address_map &map); 54 }; 55