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// license:BSD-3-Clause
// copyright-holders:Phil Stroffolino, Stefan Jokisch
/*************************************************************************
Atari Ultra Tank hardware
*************************************************************************/
#ifndef MAME_INCLUDES_ULTRATNK_H
#define MAME_INCLUDES_ULTRATNK_H
#pragma once
#include "machine/watchdog.h"
#include "sound/discrete.h"
#include "emupal.h"
#include "screen.h"
#include "tilemap.h"
class ultratnk_state : public driver_device
{
public:
ultratnk_state(const machine_config &mconfig, device_type type, const char *tag) :
driver_device(mconfig, type, tag),
m_maincpu(*this, "maincpu"),
m_watchdog(*this, "watchdog"),
m_discrete(*this, "discrete"),
m_gfxdecode(*this, "gfxdecode"),
m_screen(*this, "screen"),
m_palette(*this, "palette"),
m_videoram(*this, "videoram"),
m_joy(*this, "JOY-%c", 'W')
{ }
template <int N> DECLARE_READ_LINE_MEMBER(collision_flipflop_r);
template <int N> DECLARE_READ_LINE_MEMBER(joystick_r);
void ultratnk(machine_config &config);
protected:
virtual void machine_start() override;
virtual void machine_reset() override;
virtual void video_start() override;
private:
uint8_t wram_r(offs_t offset);
uint8_t analog_r(offs_t offset);
uint8_t coin_r(offs_t offset);
uint8_t collision_r(offs_t offset);
uint8_t options_r(offs_t offset);
void wram_w(offs_t offset, uint8_t data);
void collision_reset_w(offs_t offset, uint8_t data);
void da_latch_w(uint8_t data);
DECLARE_WRITE_LINE_MEMBER(lockout_w);
void video_ram_w(offs_t offset, uint8_t data);
void attract_w(uint8_t data);
void explosion_w(uint8_t data);
void ultratnk_palette(palette_device &palette) const;
TILE_GET_INFO_MEMBER(tile_info);
uint32_t screen_update(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
DECLARE_WRITE_LINE_MEMBER(screen_vblank);
TIMER_CALLBACK_MEMBER(nmi_callback);
void ultratnk_cpu_map(address_map &map);
required_device<cpu_device> m_maincpu;
required_device<watchdog_timer_device> m_watchdog;
required_device<discrete_device> m_discrete;
required_device<gfxdecode_device> m_gfxdecode;
required_device<screen_device> m_screen;
required_device<palette_device> m_palette;
required_shared_ptr<uint8_t> m_videoram;
required_ioport_array<4> m_joy;
int m_da_latch = 0;
int m_collision[4]{};
tilemap_t* m_playfield = nullptr;
bitmap_ind16 m_helper;
emu_timer *m_nmi_timer = nullptr;
};
#endif // MAME_INCLUDES_ULTRATNK_H
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