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// license:BSD-3-Clause
// copyright-holders:Mike Balfour
/*************************************************************************
Atari Canyon Bomber hardware
*************************************************************************/
#include "sound/discrete.h"
/* Discrete Sound Input Nodes */
#define CANYON_MOTOR1_DATA NODE_01
#define CANYON_MOTOR2_DATA NODE_02
#define CANYON_EXPLODE_DATA NODE_03
#define CANYON_WHISTLE1_EN NODE_04
#define CANYON_WHISTLE2_EN NODE_05
#define CANYON_ATTRACT1_EN NODE_06
#define CANYON_ATTRACT2_EN NODE_07
class canyon_state : public driver_device
{
public:
canyon_state(const machine_config &mconfig, device_type type, const char *tag)
: driver_device(mconfig, type, tag),
m_videoram(*this, "videoram"),
m_discrete(*this, "discrete"),
m_maincpu(*this, "maincpu"),
m_gfxdecode(*this, "gfxdecode"),
m_palette(*this, "palette") { }
/* memory pointers */
required_shared_ptr<UINT8> m_videoram;
required_device<discrete_device> m_discrete;
/* video-related */
tilemap_t *m_bg_tilemap;
DECLARE_READ8_MEMBER(canyon_switches_r);
DECLARE_READ8_MEMBER(canyon_options_r);
DECLARE_WRITE8_MEMBER(canyon_led_w);
DECLARE_WRITE8_MEMBER(canyon_videoram_w);
TILE_GET_INFO_MEMBER(get_bg_tile_info);
virtual void video_start() override;
DECLARE_PALETTE_INIT(canyon);
UINT32 screen_update_canyon(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
DECLARE_WRITE8_MEMBER(canyon_motor_w);
DECLARE_WRITE8_MEMBER(canyon_explode_w);
DECLARE_WRITE8_MEMBER(canyon_attract_w);
DECLARE_WRITE8_MEMBER(canyon_whistle_w);
void draw_sprites( bitmap_ind16 &bitmap, const rectangle &cliprect );
void draw_bombs( bitmap_ind16 &bitmap, const rectangle &cliprect );
required_device<cpu_device> m_maincpu;
required_device<gfxdecode_device> m_gfxdecode;
required_device<palette_device> m_palette;
};
/*----------- defined in audio/canyon.c -----------*/
DISCRETE_SOUND_EXTERN( canyon );
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