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// license:BSD-3-Clause
// copyright-holders:Zsolt Vasvari
/*************************************************************************
Mermaid
*************************************************************************/
#ifndef MAME_INCLUDES_MERMAID_H
#define MAME_INCLUDES_MERMAID_H
#pragma once
#include "machine/74259.h"
#include "machine/ripple_counter.h"
#include "sound/msm5205.h"
#include "sound/ay8910.h"
#include "emupal.h"
#include "screen.h"
#include "tilemap.h"
class mermaid_state : public driver_device
{
public:
mermaid_state(const machine_config &mconfig, device_type type, const char *tag) :
driver_device(mconfig, type, tag),
m_videoram2(*this, "videoram2"),
m_videoram(*this, "videoram"),
m_bg_scrollram(*this, "bg_scrollram"),
m_fg_scrollram(*this, "fg_scrollram"),
m_spriteram(*this, "spriteram"),
m_colorram(*this, "colorram"),
m_maincpu(*this, "maincpu"),
m_adpcm(*this, "adpcm"),
m_adpcm_counter(*this, "adpcm_counter"),
m_ay8910(*this, "ay%u", 1),
m_gfxdecode(*this, "gfxdecode"),
m_screen(*this, "screen"),
m_palette(*this, "palette"),
m_latch(*this, "latch%u", 1U)
{
m_bg_split = 0;
}
void rougien(machine_config &config);
void mermaid(machine_config &config);
private:
/* memory pointers */
required_shared_ptr<uint8_t> m_videoram2;
required_shared_ptr<uint8_t> m_videoram;
required_shared_ptr<uint8_t> m_bg_scrollram;
required_shared_ptr<uint8_t> m_fg_scrollram;
required_shared_ptr<uint8_t> m_spriteram;
required_shared_ptr<uint8_t> m_colorram;
/* video-related */
tilemap_t *m_bg_tilemap = nullptr;
tilemap_t *m_fg_tilemap = nullptr;
bitmap_ind16 m_helper;
bitmap_ind16 m_helper2;
bitmap_ind16 m_helper_mask;
int m_coll_bit0 = 0;
int m_coll_bit1 = 0;
int m_coll_bit2 = 0;
int m_coll_bit3 = 0;
int m_coll_bit6 = 0;
int m_bg_split;
int m_bg_mask = 0;
int m_bg_bank = 0;
int m_rougien_gfxbank1 = 0;
int m_rougien_gfxbank2 = 0;
/* sound-related */
uint8_t m_adpcm_idle = 0;
int m_adpcm_data = 0;
uint8_t m_adpcm_trigger = 0;
uint8_t m_adpcm_rom_sel = 0;
bool m_ay8910_enable[2];
/* devices */
required_device<cpu_device> m_maincpu;
optional_device<msm5205_device> m_adpcm;
optional_device<ripple_counter_device> m_adpcm_counter;
required_device_array<ay8910_device, 2> m_ay8910;
required_device<gfxdecode_device> m_gfxdecode;
required_device<screen_device> m_screen;
required_device<palette_device> m_palette;
required_device_array<ls259_device, 2> m_latch;
uint8_t m_nmi_mask = 0;
void mermaid_ay8910_write_port_w(uint8_t data);
void mermaid_ay8910_control_port_w(uint8_t data);
DECLARE_WRITE_LINE_MEMBER(ay1_enable_w);
DECLARE_WRITE_LINE_MEMBER(ay2_enable_w);
DECLARE_WRITE_LINE_MEMBER(nmi_mask_w);
DECLARE_WRITE_LINE_MEMBER(rougien_sample_rom_lo_w);
DECLARE_WRITE_LINE_MEMBER(rougien_sample_rom_hi_w);
DECLARE_WRITE_LINE_MEMBER(rougien_sample_playback_w);
void adpcm_data_w(uint8_t data);
void mermaid_videoram2_w(offs_t offset, uint8_t data);
void mermaid_videoram_w(offs_t offset, uint8_t data);
void mermaid_colorram_w(offs_t offset, uint8_t data);
DECLARE_WRITE_LINE_MEMBER(flip_screen_x_w);
DECLARE_WRITE_LINE_MEMBER(flip_screen_y_w);
void mermaid_bg_scroll_w(offs_t offset, uint8_t data);
void mermaid_fg_scroll_w(offs_t offset, uint8_t data);
DECLARE_WRITE_LINE_MEMBER(bg_mask_w);
DECLARE_WRITE_LINE_MEMBER(bg_bank_w);
DECLARE_WRITE_LINE_MEMBER(rougien_gfxbankswitch1_w);
DECLARE_WRITE_LINE_MEMBER(rougien_gfxbankswitch2_w);
uint8_t mermaid_collision_r();
TILE_GET_INFO_MEMBER(get_bg_tile_info);
TILE_GET_INFO_MEMBER(get_fg_tile_info);
virtual void machine_start() override;
virtual void machine_reset() override;
virtual void video_start() override;
void common_palette(palette_device &palette) const;
void mermaid_palette(palette_device &palette) const;
void rougien_palette(palette_device &palette) const;
uint32_t screen_update_mermaid(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
DECLARE_WRITE_LINE_MEMBER(screen_vblank_mermaid);
void draw_sprites( bitmap_ind16 &bitmap, const rectangle &cliprect );
uint8_t collision_check( rectangle& rect );
void collision_update();
DECLARE_WRITE_LINE_MEMBER(rougien_adpcm_int);
void mermaid_map(address_map &map);
};
#endif // MAME_INCLUDES_MERMAID_H
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