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// license:BSD-3-Clause
// copyright-holders:Mirko Buffoni, Couriersud
/*************************************************************************
IronHorse
*************************************************************************/
#ifndef MAME_INCLUDES_IRONHORS_H
#define MAME_INCLUDES_IRONHORS_H
#pragma once
#include "machine/gen_latch.h"
#include "machine/timer.h"
#include "sound/discrete.h"
#include "emupal.h"
#include "screen.h"
#include "tilemap.h"
class ironhors_base_state : public driver_device
{
public:
ironhors_base_state(const machine_config &mconfig, device_type type, const char *tag) :
driver_device(mconfig, type, tag),
m_maincpu(*this, "maincpu"),
m_soundcpu(*this, "soundcpu"),
m_gfxdecode(*this, "gfxdecode"),
m_palette(*this, "palette"),
m_screen(*this, "screen"),
m_soundlatch(*this, "soundlatch"),
m_disc_ih(*this, "disc_ih"),
m_interrupt_enable(*this, "int_enable"),
m_scroll(*this, "scroll"),
m_colorram(*this, "colorram"),
m_videoram(*this, "videoram"),
m_spriteram(*this, "spriteram%u", 1U)
{ }
void base(machine_config &config);
protected:
virtual void machine_start() override;
virtual void machine_reset() override;
void sh_irqtrigger_w(uint8_t data);
void videoram_w(offs_t offset, uint8_t data);
void colorram_w(offs_t offset, uint8_t data);
void charbank_w(uint8_t data);
void palettebank_w(uint8_t data);
void flipscreen_w(uint8_t data);
void filter_w(uint8_t data);
void palette(palette_device &palette) const;
// devices
required_device<cpu_device> m_maincpu;
required_device<cpu_device> m_soundcpu;
required_device<gfxdecode_device> m_gfxdecode;
required_device<palette_device> m_palette;
required_device<screen_device> m_screen;
required_device<generic_latch_8_device> m_soundlatch;
required_device<discrete_device> m_disc_ih;
// memory pointers
required_shared_ptr<uint8_t> m_interrupt_enable;
required_shared_ptr<uint8_t> m_scroll;
required_shared_ptr<uint8_t> m_colorram;
required_shared_ptr<uint8_t> m_videoram;
required_shared_ptr_array<uint8_t, 2> m_spriteram;
// video-related
tilemap_t *m_bg_tilemap = nullptr;
uint8_t m_palettebank = 0U;
uint8_t m_charbank = 0U;
uint8_t m_spriterambank = 0U;
};
class ironhors_state : public ironhors_base_state
{
public:
ironhors_state(const machine_config &mconfig, device_type type, const char *tag) :
ironhors_base_state(mconfig, type, tag)
{ }
void ironhors(machine_config &config);
protected:
virtual void video_start() override;
private:
uint32_t screen_update(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
TIMER_DEVICE_CALLBACK_MEMBER(scanline_tick);
void master_map(address_map &map);
void slave_map(address_map &map);
void slave_io_map(address_map &map);
void draw_sprites(bitmap_ind16 &bitmap, const rectangle &cliprect);
TILE_GET_INFO_MEMBER(get_bg_tile_info);
};
class farwest_state : public ironhors_base_state
{
public:
farwest_state(const machine_config &mconfig, device_type type, const char *tag) :
ironhors_base_state(mconfig, type, tag)
{ }
void farwest(machine_config &config);
protected:
virtual void video_start() override;
private:
uint32_t screen_update(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
TIMER_DEVICE_CALLBACK_MEMBER(scanline_tick);
void master_map(address_map &map);
void slave_map(address_map &map);
void draw_sprites(bitmap_ind16 &bitmap, const rectangle &cliprect);
TILE_GET_INFO_MEMBER(get_bg_tile_info);
};
#endif // MAME_INCLUDES_IRONHORS_H
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