1 // license:BSD-3-Clause 2 // copyright-holders:Paul Leaman 3 /*************************************************************************** 4 5 Battle Lane Vol. 5 6 7 ***************************************************************************/ 8 9 #include "emupal.h" 10 #include "tilemap.h" 11 12 class battlane_state : public driver_device 13 { 14 public: battlane_state(const machine_config & mconfig,device_type type,const char * tag)15 battlane_state(const machine_config &mconfig, device_type type, const char *tag) 16 : driver_device(mconfig, type, tag), 17 m_tileram(*this, "tileram"), 18 m_spriteram(*this, "spriteram"), 19 m_maincpu(*this, "maincpu"), 20 m_subcpu(*this, "sub"), 21 m_gfxdecode(*this, "gfxdecode"), 22 m_palette(*this, "palette") { } 23 24 /* memory pointers */ 25 required_shared_ptr<uint8_t> m_tileram; 26 required_shared_ptr<uint8_t> m_spriteram; 27 28 /* video-related */ 29 tilemap_t *m_bg_tilemap; 30 bitmap_ind8 m_screen_bitmap; 31 int m_video_ctrl; 32 int m_cpu_control; /* CPU interrupt control register */ 33 34 /* devices */ 35 required_device<cpu_device> m_maincpu; 36 required_device<cpu_device> m_subcpu; 37 required_device<gfxdecode_device> m_gfxdecode; 38 required_device<palette_device> m_palette; 39 40 void battlane_cpu_command_w(uint8_t data); 41 void battlane_palette_w(offs_t offset, uint8_t data); 42 void battlane_scrollx_w(uint8_t data); 43 void battlane_scrolly_w(uint8_t data); 44 void battlane_tileram_w(offs_t offset, uint8_t data); 45 void battlane_spriteram_w(offs_t offset, uint8_t data); 46 void battlane_bitmap_w(offs_t offset, uint8_t data); 47 void battlane_video_ctrl_w(uint8_t data); 48 TILE_GET_INFO_MEMBER(get_tile_info_bg); 49 TILEMAP_MAPPER_MEMBER(battlane_tilemap_scan_rows_2x2); 50 virtual void machine_start() override; 51 virtual void machine_reset() override; 52 virtual void video_start() override; 53 uint32_t screen_update_battlane(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect); 54 INTERRUPT_GEN_MEMBER(battlane_cpu1_interrupt); 55 void draw_sprites( bitmap_ind16 &bitmap, const rectangle &cliprect ); 56 void draw_fg_bitmap( bitmap_ind16 &bitmap ); 57 void battlane(machine_config &config); 58 void battlane_map(address_map &map); 59 }; 60