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// license:BSD-3-Clause
// copyright-holders:Mike Balfour
/*************************************************************************
Atari Subs hardware
*************************************************************************/
#ifndef MAME_INCLUDES_SUBS_H
#define MAME_INCLUDES_SUBS_H
#pragma once
#include "sound/discrete.h"
#include "emupal.h"
/* Discrete Sound Input Nodes */
#define SUBS_SONAR1_EN NODE_01
#define SUBS_SONAR2_EN NODE_02
#define SUBS_LAUNCH_DATA NODE_03
#define SUBS_CRASH_DATA NODE_04
#define SUBS_CRASH_EN NODE_05
#define SUBS_EXPLODE_EN NODE_06
#define SUBS_NOISE_RESET NODE_07
class subs_state : public driver_device
{
public:
subs_state(const machine_config &mconfig, device_type type, const char *tag) :
driver_device(mconfig, type, tag),
m_maincpu(*this, "maincpu"),
m_gfxdecode(*this, "gfxdecode"),
m_palette(*this, "palette"),
m_discrete(*this, "discrete"),
m_spriteram(*this, "spriteram"),
m_videoram(*this, "videoram")
{ }
void subs(machine_config &config);
private:
required_device<cpu_device> m_maincpu;
required_device<gfxdecode_device> m_gfxdecode;
required_device<palette_device> m_palette;
required_device<discrete_device> m_discrete;
required_shared_ptr<uint8_t> m_spriteram;
required_shared_ptr<uint8_t> m_videoram;
int m_steering_buf1 = 0;
int m_steering_buf2 = 0;
int m_steering_val1 = 0;
int m_steering_val2 = 0;
int m_last_val_1 = 0;
int m_last_val_2 = 0;
void steer_reset_w(uint8_t data);
uint8_t control_r(offs_t offset);
uint8_t coin_r(offs_t offset);
uint8_t options_r(offs_t offset);
DECLARE_WRITE_LINE_MEMBER(invert1_w);
DECLARE_WRITE_LINE_MEMBER(invert2_w);
void noise_reset_w(uint8_t data);
virtual void machine_start() override;
virtual void machine_reset() override;
void subs_palette(palette_device &palette) const;
uint32_t screen_update_left(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
uint32_t screen_update_right(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
INTERRUPT_GEN_MEMBER(interrupt);
int steering_1();
int steering_2();
void main_map(address_map &map);
};
/*----------- defined in audio/subs.c -----------*/
DISCRETE_SOUND_EXTERN( subs_discrete );
#endif // MAME_INCLUDES_SUBS_H
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