// license:BSD-3-Clause
// copyright-holders:Mike Balfour
/*************************************************************************
Atari Night Driver hardware
*************************************************************************/
#ifndef MAME_INCLUDES_NITEDRVR_H
#define MAME_INCLUDES_NITEDRVR_H
#pragma once
#include "machine/timer.h"
#include "sound/discrete.h"
#include "emupal.h"
/* Discrete Sound Input Nodes */
#define NITEDRVR_BANG_DATA NODE_01
#define NITEDRVR_SKID1_EN NODE_02
#define NITEDRVR_SKID2_EN NODE_03
#define NITEDRVR_MOTOR_DATA NODE_04
#define NITEDRVR_CRASH_EN NODE_05
#define NITEDRVR_ATTRACT_EN NODE_06
class nitedrvr_state : public driver_device
{
public:
nitedrvr_state(const machine_config &mconfig, device_type type, const char *tag) :
driver_device(mconfig, type, tag),
m_videoram(*this, "videoram"),
m_hvc(*this, "hvc"),
m_maincpu(*this, "maincpu"),
m_discrete(*this, "discrete"),
m_gfxdecode(*this, "gfxdecode"),
m_palette(*this, "palette"),
m_led(*this, "led")
{ }
void nitedrvr(machine_config &config);
private:
DECLARE_READ8_MEMBER(nitedrvr_steering_reset_r);
DECLARE_WRITE8_MEMBER(nitedrvr_steering_reset_w);
DECLARE_READ8_MEMBER(nitedrvr_in0_r);
DECLARE_READ8_MEMBER(nitedrvr_in1_r);
DECLARE_WRITE8_MEMBER(nitedrvr_out0_w);
DECLARE_WRITE8_MEMBER(nitedrvr_out1_w);
DECLARE_WRITE8_MEMBER(nitedrvr_videoram_w);
TILE_GET_INFO_MEMBER(get_bg_tile_info);
virtual void machine_start() override;
virtual void machine_reset() override;
virtual void video_start() override;
uint32_t screen_update_nitedrvr(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
TIMER_DEVICE_CALLBACK_MEMBER(nitedrvr_crash_toggle_callback);
void draw_box(bitmap_ind16 &bitmap, const rectangle &cliprect, int bx, int by, int ex, int ey);
void draw_roadway(bitmap_ind16 &bitmap, const rectangle &cliprect);
int nitedrvr_steering();
void nitedrvr_map(address_map &map);
/* memory pointers */
required_shared_ptr<uint8_t> m_videoram;
required_shared_ptr<uint8_t> m_hvc;
/* video-related */
tilemap_t *m_bg_tilemap;
/* input */
uint8_t m_gear;
uint8_t m_track;
int32_t m_steering_buf;
int32_t m_steering_val;
uint8_t m_crash_en;
uint8_t m_crash_data;
uint8_t m_crash_data_en; // IC D8
uint8_t m_ac_line;
int32_t m_last_steering_val;
/* devices */
required_device<cpu_device> m_maincpu;
required_device<discrete_device> m_discrete;
required_device<gfxdecode_device> m_gfxdecode;
required_device<palette_device> m_palette;
output_finder<> m_led;
};
/*----------- defined in audio/nitedrvr.c -----------*/
DISCRETE_SOUND_EXTERN( nitedrvr_discrete );
#endif // MAME_INCLUDES_NITEDRVR_H