// license:BSD-3-Clause
// copyright-holders:David Haywood, Nicola Salmoria, Tomasz Slanina
#include "audio/t5182.h"
#include "machine/timer.h"
#include "screen.h"
class darkmist_state : public driver_device
{
public:
darkmist_state(const machine_config &mconfig, device_type type, const char *tag)
: driver_device(mconfig, type, tag),
m_maincpu(*this, "maincpu"),
m_t5182(*this, "t5182"),
m_screen(*this, "screen"),
m_gfxdecode(*this, "gfxdecode"),
m_palette(*this, "palette"),
m_spritebank(*this, "spritebank"),
m_scroll(*this, "scroll"),
m_videoram(*this, "videoram"),
m_workram(*this, "workram"),
m_spriteram(*this, "spriteram"),
m_bg_clut(*this, "bg_clut"),
m_fg_clut(*this, "fg_clut"),
m_spr_clut(*this, "spr_clut"),
m_tx_clut(*this, "tx_clut"),
m_decrypted_opcodes(*this, "decrypted_opcodes") { }
required_device<cpu_device> m_maincpu;
required_device<t5182_device> m_t5182;
required_device<screen_device> m_screen;
required_device<gfxdecode_device> m_gfxdecode;
required_device<palette_device> m_palette;
required_shared_ptr<uint8_t> m_spritebank;
required_shared_ptr<uint8_t> m_scroll;
required_shared_ptr<uint8_t> m_videoram;
required_shared_ptr<uint8_t> m_workram;
required_shared_ptr<uint8_t> m_spriteram;
required_region_ptr<uint8_t> m_bg_clut;
required_region_ptr<uint8_t> m_fg_clut;
required_region_ptr<uint8_t> m_spr_clut;
required_region_ptr<uint8_t> m_tx_clut;
optional_shared_ptr<uint8_t> m_decrypted_opcodes;
int m_hw;
tilemap_t *m_bgtilemap;
tilemap_t *m_fgtilemap;
tilemap_t *m_txtilemap;
DECLARE_WRITE8_MEMBER(hw_w);
DECLARE_WRITE8_MEMBER(tx_vram_w);
TILE_GET_INFO_MEMBER(get_bgtile_info);
TILE_GET_INFO_MEMBER(get_fgtile_info);
TILE_GET_INFO_MEMBER(get_txttile_info);
virtual void machine_start() override;
void init_darkmist();
virtual void video_start() override;
DECLARE_PALETTE_INIT(darkmist);
bitmap_ind16 m_temp_bitmap;
void draw_sprites(bitmap_ind16 &bitmap, const rectangle &cliprect);
uint32_t screen_update(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
void mix_layer(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect, uint8_t* clut);
void decrypt_fgbgtiles(uint8_t* rgn, int size);
void decrypt_gfx();
void decrypt_snd();
TIMER_DEVICE_CALLBACK_MEMBER(scanline);
void darkmist(machine_config &config);
void decrypted_opcodes_map(address_map &map);
void memmap(address_map &map);
};