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// license:BSD-3-Clause
// copyright-holders:Mirko Buffoni
#ifndef MAME_INCLUDES_TUTANKHM_H
#define MAME_INCLUDES_TUTANKHM_H
#pragma once
#include "audio/timeplt.h"
#include "emupal.h"
#include "machine/timer.h"
#include "screen.h"
static constexpr int GALAXIAN_XSCALE = 3;
static constexpr XTAL GALAXIAN_MASTER_CLOCK(18.432_MHz_XTAL);
static constexpr XTAL GALAXIAN_PIXEL_CLOCK(GALAXIAN_XSCALE*GALAXIAN_MASTER_CLOCK / 3);
static constexpr int GALAXIAN_HTOTAL = (384 * GALAXIAN_XSCALE);
static constexpr int GALAXIAN_HBEND = (0 * GALAXIAN_XSCALE);
//static constexpr int GALAXIAN_H0START = (6*GALAXIAN_XSCALE)
//static constexpr int GALAXIAN_HBSTART = (264*GALAXIAN_XSCALE)
static constexpr int GALAXIAN_H0START = (0 * GALAXIAN_XSCALE);
static constexpr int GALAXIAN_HBSTART = (256 * GALAXIAN_XSCALE);
static constexpr int GALAXIAN_VTOTAL = (264);
static constexpr int GALAXIAN_VBEND = (16);
static constexpr int GALAXIAN_VBSTART = (224 + 16);
class tutankhm_state : public driver_device
{
public:
tutankhm_state(const machine_config &mconfig, device_type type, const char *tag) :
driver_device(mconfig, type, tag),
m_videoram(*this, "videoram"),
m_scroll(*this, "scroll"),
m_mainbank(*this, "mainbank"),
m_maincpu(*this, "maincpu"),
m_palette(*this, "palette"),
m_screen(*this, "screen"),
m_timeplt_audio(*this, "timeplt_audio"),
m_stars_config(*this, "STARS")
{
}
void tutankhm(machine_config &config);
protected:
DECLARE_WRITE_LINE_MEMBER(irq_enable_w);
void tutankhm_bankselect_w(uint8_t data);
DECLARE_WRITE_LINE_MEMBER(coin_counter_1_w);
DECLARE_WRITE_LINE_MEMBER(coin_counter_2_w);
void sound_on_w(uint8_t data);
DECLARE_WRITE_LINE_MEMBER(flip_screen_x_w);
DECLARE_WRITE_LINE_MEMBER(flip_screen_y_w);
virtual void machine_start() override;
virtual void machine_reset() override;
uint32_t screen_update_tutankhm_bootleg(screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect);
uint32_t screen_update_tutankhm_scramble(screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect);
uint32_t screen_update_tutankhm(screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect);
DECLARE_WRITE_LINE_MEMBER(vblank_irq);
void main_map(address_map &map);
virtual void video_start() override;
void galaxian_palette(palette_device &palette);
static rgb_t raw_to_rgb_func(u32 raw);
/* memory pointers */
required_shared_ptr<uint8_t> m_videoram;
optional_shared_ptr<uint8_t> m_scroll;
required_memory_bank m_mainbank;
/* video-related */
tilemap_t *m_bg_tilemap = nullptr;
uint8_t m_flipscreen_x = 0;
uint8_t m_flipscreen_y = 0;
/* misc */
uint8_t m_irq_toggle = 0;
uint8_t m_irq_enable = 0;
/* devices */
required_device<cpu_device> m_maincpu;
required_device<palette_device> m_palette;
required_device<screen_device> m_screen;
optional_device<timeplt_audio_device> m_timeplt_audio;
optional_ioport m_stars_config;
TIMER_DEVICE_CALLBACK_MEMBER(scramble_stars_blink_timer);
void galaxian_stars_enable_w(uint8_t data);
void stars_init();
void stars_init_scramble();
void stars_init_bootleg();
void stars_draw_row(bitmap_rgb32 &bitmap, int maxx, int y, uint32_t star_offs);
void scramble_draw_stars(bitmap_rgb32 &bitmap, const rectangle &cliprect, int maxx);
void scramble_draw_background(bitmap_rgb32 &bitmap, const rectangle &cliprect);
uint8_t m_star_mode = 0;
rgb_t m_star_color[64];
std::unique_ptr<uint8_t[]> m_stars;
uint8_t m_stars_enabled = 0;
uint8_t m_stars_blink_state = 0;
};
#endif // MAME_INCLUDES_TUTANKHM_H
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