1 // license:BSD-3-Clause 2 // copyright-holders:Luca Elia 3 /************************************************************************* 4 5 Metal Clash 6 7 *************************************************************************/ 8 9 #include "emupal.h" 10 #include "tilemap.h" 11 12 class metlclsh_state : public driver_device 13 { 14 public: metlclsh_state(const machine_config & mconfig,device_type type,const char * tag)15 metlclsh_state(const machine_config &mconfig, device_type type, const char *tag) 16 : driver_device(mconfig, type, tag), 17 m_fgram(*this, "fgram"), 18 m_spriteram(*this, "spriteram"), 19 m_bgram(*this, "bgram"), 20 m_scrollx(*this, "scrollx"), 21 m_maincpu(*this, "maincpu"), 22 m_subcpu(*this, "sub"), 23 m_gfxdecode(*this, "gfxdecode"), 24 m_palette(*this, "palette") { } 25 26 void metlclsh(machine_config &config); 27 28 DECLARE_INPUT_CHANGED_MEMBER(coin_inserted); 29 30 private: 31 /* memory pointers */ 32 required_shared_ptr<uint8_t> m_fgram; 33 required_shared_ptr<uint8_t> m_spriteram; 34 required_shared_ptr<uint8_t> m_bgram; 35 required_shared_ptr<uint8_t> m_scrollx; 36 std::unique_ptr<uint8_t[]> m_otherram; 37 38 /* video-related */ 39 tilemap_t *m_bg_tilemap; 40 tilemap_t *m_fg_tilemap; 41 uint8_t m_write_mask; 42 uint8_t m_gfxbank; 43 44 /* devices */ 45 required_device<cpu_device> m_maincpu; 46 required_device<cpu_device> m_subcpu; 47 required_device<gfxdecode_device> m_gfxdecode; 48 required_device<palette_device> m_palette; 49 50 void metlclsh_cause_irq(uint8_t data); 51 void metlclsh_ack_nmi(uint8_t data); 52 void metlclsh_cause_nmi2(uint8_t data); 53 void metlclsh_ack_irq2(uint8_t data); 54 void metlclsh_ack_nmi2(uint8_t data); 55 void metlclsh_flipscreen_w(uint8_t data); 56 void metlclsh_rambank_w(uint8_t data); 57 void metlclsh_gfxbank_w(uint8_t data); 58 void metlclsh_bgram_w(offs_t offset, uint8_t data); 59 void metlclsh_fgram_w(offs_t offset, uint8_t data); 60 TILEMAP_MAPPER_MEMBER(metlclsh_bgtilemap_scan); 61 TILE_GET_INFO_MEMBER(get_bg_tile_info); 62 TILE_GET_INFO_MEMBER(get_fg_tile_info); 63 virtual void machine_start() override; 64 virtual void machine_reset() override; 65 virtual void video_start() override; 66 uint32_t screen_update_metlclsh(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect); 67 void draw_sprites( bitmap_ind16 &bitmap, const rectangle &cliprect ); 68 void metlclsh_master_map(address_map &map); 69 void metlclsh_slave_map(address_map &map); 70 }; 71