// license:BSD-3-Clause // copyright-holders:Paul Leaman /*************************************************************************** Battle Lane Vol. 5 ***************************************************************************/ #include "emupal.h" #include "tilemap.h" class battlane_state : public driver_device { public: battlane_state(const machine_config &mconfig, device_type type, const char *tag) : driver_device(mconfig, type, tag), m_tileram(*this, "tileram"), m_spriteram(*this, "spriteram"), m_maincpu(*this, "maincpu"), m_subcpu(*this, "sub"), m_gfxdecode(*this, "gfxdecode"), m_palette(*this, "palette") { } void battlane(machine_config &config); protected: virtual void machine_start() override; virtual void machine_reset() override; virtual void video_start() override; private: /* memory pointers */ required_shared_ptr m_tileram; required_shared_ptr m_spriteram; /* video-related */ tilemap_t *m_bg_tilemap = nullptr; bitmap_ind8 m_screen_bitmap = 0; int m_video_ctrl = 0; int m_cpu_control = 0; /* CPU interrupt control register */ /* devices */ required_device m_maincpu; required_device m_subcpu; required_device m_gfxdecode; required_device m_palette; void battlane_cpu_command_w(uint8_t data); void battlane_palette_w(offs_t offset, uint8_t data); void battlane_scrollx_w(uint8_t data); void battlane_scrolly_w(uint8_t data); void battlane_tileram_w(offs_t offset, uint8_t data); void battlane_spriteram_w(offs_t offset, uint8_t data); void battlane_bitmap_w(offs_t offset, uint8_t data); void battlane_video_ctrl_w(uint8_t data); TILE_GET_INFO_MEMBER(get_tile_info_bg); TILEMAP_MAPPER_MEMBER(battlane_tilemap_scan_rows_2x2); uint32_t screen_update_battlane(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect); INTERRUPT_GEN_MEMBER(battlane_cpu1_interrupt); void draw_sprites(bitmap_ind16 &bitmap, const rectangle &cliprect); void draw_fg_bitmap(bitmap_ind16 &bitmap, const rectangle &cliprect); void battlane_map(address_map &map); };