1 // license:BSD-3-Clause 2 // copyright-holders:Ernesto Corvi 3 /************************************************************************* 4 5 Express Raider 6 7 *************************************************************************/ 8 9 #include "machine/gen_latch.h" 10 #include "emupal.h" 11 #include "tilemap.h" 12 13 class exprraid_state : public driver_device 14 { 15 public: exprraid_state(const machine_config & mconfig,device_type type,const char * tag)16 exprraid_state(const machine_config &mconfig, device_type type, const char *tag) : 17 driver_device(mconfig, type, tag), 18 m_maincpu(*this, "maincpu"), 19 m_slave(*this, "slave"), 20 m_gfxdecode(*this, "gfxdecode"), 21 m_palette(*this, "palette"), 22 m_soundlatch(*this, "soundlatch"), 23 m_main_ram(*this, "main_ram"), 24 m_spriteram(*this, "spriteram"), 25 m_videoram(*this, "videoram"), 26 m_colorram(*this, "colorram") 27 { } 28 29 void exprraid(machine_config &config); 30 void exprboot(machine_config &config); 31 32 void init_exprraid(); 33 void init_wexpressb(); 34 void init_wexpressb2(); 35 void init_wexpressb3(); 36 37 DECLARE_INPUT_CHANGED_MEMBER(coin_inserted_deco16); 38 DECLARE_INPUT_CHANGED_MEMBER(coin_inserted_nmi); 39 40 private: 41 /* devices */ 42 required_device<cpu_device> m_maincpu; 43 required_device<cpu_device> m_slave; 44 required_device<gfxdecode_device> m_gfxdecode; 45 required_device<palette_device> m_palette; 46 required_device<generic_latch_8_device> m_soundlatch; 47 48 /* memory pointers */ 49 required_shared_ptr<uint8_t> m_main_ram; 50 required_shared_ptr<uint8_t> m_spriteram; 51 required_shared_ptr<uint8_t> m_videoram; 52 required_shared_ptr<uint8_t> m_colorram; 53 54 /* protection */ 55 uint8_t m_prot_value; 56 57 /* video-related */ 58 tilemap_t *m_bg_tilemap; 59 tilemap_t *m_fg_tilemap; 60 int m_bg_index[4]; 61 62 virtual void machine_start() override; 63 virtual void machine_reset() override; 64 virtual void video_start() override; 65 66 void exprraid_int_clear_w(uint8_t data); 67 uint8_t exprraid_prot_status_r(); 68 uint8_t exprraid_prot_data_r(); 69 void exprraid_prot_data_w(uint8_t data); 70 uint8_t vblank_r(); 71 void exprraid_videoram_w(offs_t offset, uint8_t data); 72 void exprraid_colorram_w(offs_t offset, uint8_t data); 73 void exprraid_flipscreen_w(uint8_t data); 74 void exprraid_bgselect_w(offs_t offset, uint8_t data); 75 void exprraid_scrollx_w(offs_t offset, uint8_t data); 76 void exprraid_scrolly_w(offs_t offset, uint8_t data); 77 78 TILE_GET_INFO_MEMBER(get_bg_tile_info); 79 TILE_GET_INFO_MEMBER(get_fg_tile_info); 80 81 uint32_t screen_update_exprraid(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect); 82 void draw_sprites( bitmap_ind16 &bitmap, const rectangle &cliprect ); 83 void exprraid_gfx_expand(); 84 void master_io_map(address_map &map); 85 void master_map(address_map &map); 86 void slave_map(address_map &map); 87 }; 88