1 // license:BSD-3-Clause 2 // copyright-holders:Stefan Jokisch 3 #ifndef MAME_INCLUDES_SPRINT4_H 4 #define MAME_INCLUDES_SPRINT4_H 5 6 #pragma once 7 8 #include "machine/watchdog.h" 9 #include "sound/discrete.h" 10 #include "emupal.h" 11 #include "screen.h" 12 #include "tilemap.h" 13 14 class sprint4_state : public driver_device 15 { 16 public: 17 enum 18 { 19 TIMER_NMI 20 }; 21 sprint4_state(const machine_config & mconfig,device_type type,const char * tag)22 sprint4_state(const machine_config &mconfig, device_type type, const char *tag) : 23 driver_device(mconfig, type, tag), 24 m_maincpu(*this, "maincpu"), 25 m_watchdog(*this, "watchdog"), 26 m_discrete(*this, "discrete"), 27 m_gfxdecode(*this, "gfxdecode"), 28 m_screen(*this, "screen"), 29 m_palette(*this, "palette"), 30 m_videoram(*this, "videoram") 31 { } 32 33 void sprint4(machine_config &config); 34 35 template <int N> DECLARE_READ_LINE_MEMBER(lever_r); 36 template <int N> DECLARE_READ_LINE_MEMBER(wheel_r); 37 template <int N> DECLARE_READ_LINE_MEMBER(collision_flipflop_r); 38 39 private: 40 uint8_t wram_r(offs_t offset); 41 uint8_t analog_r(offs_t offset); 42 uint8_t coin_r(offs_t offset); 43 uint8_t collision_r(offs_t offset); 44 uint8_t options_r(offs_t offset); 45 void wram_w(offs_t offset, uint8_t data); 46 void collision_reset_w(offs_t offset, uint8_t data); 47 void da_latch_w(uint8_t data); 48 void video_ram_w(offs_t offset, uint8_t data); 49 void bang_w(uint8_t data); 50 void attract_w(uint8_t data); 51 52 virtual void machine_start() override; 53 virtual void machine_reset() override; 54 virtual void video_start() override; 55 virtual void device_timer(emu_timer &timer, device_timer_id id, int param, void *ptr) override; 56 void sprint4_palette(palette_device &palette) const; 57 58 TILE_GET_INFO_MEMBER(tile_info); 59 uint32_t screen_update(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect); 60 DECLARE_WRITE_LINE_MEMBER(screen_vblank); 61 TIMER_CALLBACK_MEMBER(nmi_callback); 62 63 void sprint4_cpu_map(address_map &map); 64 65 required_device<cpu_device> m_maincpu; 66 required_device<watchdog_timer_device> m_watchdog; 67 required_device<discrete_sound_device> m_discrete; 68 required_device<gfxdecode_device> m_gfxdecode; 69 required_device<screen_device> m_screen; 70 required_device<palette_device> m_palette; 71 72 required_shared_ptr<uint8_t> m_videoram; 73 74 int m_da_latch; 75 int m_steer_FF1[4]; 76 int m_steer_FF2[4]; 77 int m_gear[4]; 78 uint8_t m_last_wheel[4]; 79 int m_collision[4]; 80 tilemap_t* m_playfield; 81 bitmap_ind16 m_helper; 82 emu_timer *m_nmi_timer; 83 }; 84 85 #endif // MAME_INCLUDES_SPRINT4_H 86