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// license:BSD-3-Clause
// copyright-holders:Nicola Salmoria
#ifndef MAME_INCLUDES_M52_H
#define MAME_INCLUDES_M52_H
#pragma once
#include "emupal.h"
#include "screen.h"
#include "tilemap.h"
class m52_state : public driver_device
{
public:
m52_state(const machine_config &mconfig, device_type type, const char *tag) :
driver_device(mconfig, type, tag),
m_maincpu(*this, "maincpu"),
m_screen(*this, "screen"),
m_videoram(*this, "videoram"),
m_colorram(*this, "colorram"),
m_spriteram(*this, "spriteram"),
m_sp_gfxdecode(*this, "sp_gfxdecode"),
m_tx_gfxdecode(*this, "tx_gfxdecode"),
m_bg_gfxdecode(*this, "bg_gfxdecode"),
m_sp_palette(*this, "sp_palette"),
m_tx_palette(*this, "tx_palette"),
m_bg_palette(*this, "bg_palette")
{ }
void m52(machine_config &config);
void m52_videoram_w(offs_t offset, uint8_t data);
void m52_colorram_w(offs_t offset, uint8_t data);
uint8_t m52_protection_r();
protected:
virtual void machine_reset() override;
virtual void video_start() override;
virtual void m52_scroll_w(uint8_t data);
/* board mod changes? */
int m_spritelimit = 0;
bool m_do_bg_fills = false;
tilemap_t* m_tx_tilemap = nullptr;
required_device<cpu_device> m_maincpu;
required_device<screen_device> m_screen;
private:
/* memory pointers */
required_shared_ptr<uint8_t> m_videoram;
required_shared_ptr<uint8_t> m_colorram;
optional_shared_ptr<uint8_t> m_spriteram;
/* video-related */
uint8_t m_bg1xpos = 0U;
uint8_t m_bg1ypos = 0U;
uint8_t m_bg2xpos = 0U;
uint8_t m_bg2ypos = 0U;
uint8_t m_bgcontrol = 0U;
required_device<gfxdecode_device> m_sp_gfxdecode;
required_device<gfxdecode_device> m_tx_gfxdecode;
required_device<gfxdecode_device> m_bg_gfxdecode;
required_device<palette_device> m_sp_palette;
required_device<palette_device> m_tx_palette;
required_device<palette_device> m_bg_palette;
void m52_bg1ypos_w(uint8_t data);
void m52_bg1xpos_w(uint8_t data);
void m52_bg2xpos_w(uint8_t data);
void m52_bg2ypos_w(uint8_t data);
void m52_bgcontrol_w(uint8_t data);
void m52_flipscreen_w(uint8_t data);
TILE_GET_INFO_MEMBER(get_tile_info);
void init_palette();
template <size_t N, size_t O, size_t P>
void init_sprite_palette(const int *resistances_3, const int *resistances_2, double (&weights_r)[N], double (&weights_g)[O], double (&weights_b)[P], double scale);
uint32_t screen_update_m52(screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect);
void draw_background(bitmap_rgb32 &bitmap, const rectangle &cliprect, int xpos, int ypos, int image);
void draw_sprites(bitmap_rgb32 &bitmap, const rectangle &cliprect, int initoffs);
void main_map(address_map &map);
void main_portmap(address_map &map);
};
class m52_alpha1v_state : public m52_state
{
public:
m52_alpha1v_state(const machine_config &mconfig, device_type type, const char *tag)
: m52_state(mconfig, type, tag)
{ }
void alpha1v(machine_config &config);
void alpha1v_map(address_map &map);
protected:
virtual void video_start() override;
virtual void m52_scroll_w(uint8_t data) override;
void alpha1v_flipscreen_w(uint8_t data);
};
#endif // MAME_INCLUDES_M52_H
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