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// license:BSD-3-Clause
// copyright-holders:Luca Elia
/*************************************************************************
Yun Sung 16 Bit Games
*************************************************************************/
class yunsun16_state : public driver_device
{
public:
yunsun16_state(const machine_config &mconfig, device_type type, std::string tag)
: driver_device(mconfig, type, tag),
m_maincpu(*this, "maincpu"),
m_audiocpu(*this, "audiocpu"),
m_gfxdecode(*this, "gfxdecode"),
m_screen(*this, "screen"),
m_palette(*this, "palette"),
m_vram_0(*this, "vram_0"),
m_vram_1(*this, "vram_1"),
m_scrollram_0(*this, "scrollram_0"),
m_scrollram_1(*this, "scrollram_1"),
m_priorityram(*this, "priorityram"),
m_spriteram(*this, "spriteram") { }
/* devices */
required_device<cpu_device> m_maincpu;
optional_device<cpu_device> m_audiocpu;
required_device<gfxdecode_device> m_gfxdecode;
required_device<screen_device> m_screen;
required_device<palette_device> m_palette;
/* memory pointers */
required_shared_ptr<UINT16> m_vram_0;
required_shared_ptr<UINT16> m_vram_1;
required_shared_ptr<UINT16> m_scrollram_0;
required_shared_ptr<UINT16> m_scrollram_1;
required_shared_ptr<UINT16> m_priorityram;
required_shared_ptr<UINT16> m_spriteram;
/* other video-related elements */
tilemap_t *m_tilemap_0;
tilemap_t *m_tilemap_1;
int m_sprites_scrolldx;
int m_sprites_scrolldy;
DECLARE_WRITE8_MEMBER(sound_bank_w);
DECLARE_WRITE16_MEMBER(magicbub_sound_command_w);
DECLARE_WRITE16_MEMBER(vram_0_w);
DECLARE_WRITE16_MEMBER(vram_1_w);
DECLARE_DRIVER_INIT(magicbub);
DECLARE_MACHINE_START(shocking);
DECLARE_MACHINE_RESET(shocking);
TILEMAP_MAPPER_MEMBER(tilemap_scan_pages);
TILE_GET_INFO_MEMBER(get_tile_info_0);
TILE_GET_INFO_MEMBER(get_tile_info_1);
virtual void machine_start() override;
virtual void machine_reset() override;
virtual void video_start() override;
UINT32 screen_update_yunsun16(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
void draw_sprites( screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect );
};
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