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// license:BSD-3-Clause
// copyright-holders:David Haywood
#include "sound/okim6295.h"
class shadfrce_state : public driver_device
{
public:
shadfrce_state(const machine_config &mconfig, device_type type, const char *tag)
: driver_device(mconfig, type, tag),
m_maincpu(*this, "maincpu"),
m_audiocpu(*this, "audiocpu"),
m_oki(*this, "oki"),
m_gfxdecode(*this, "gfxdecode"),
m_screen(*this, "screen"),
m_palette(*this, "palette"),
m_io_p1(*this, "P1"),
m_io_p2(*this, "P2"),
m_io_dsw1(*this, "DSW1"),
m_io_dsw2(*this, "DSW2"),
m_io_other(*this, "OTHER"),
m_io_extra(*this, "EXTRA"),
m_io_misc(*this, "MISC"),
m_io_system(*this, "SYSTEM"),
m_fgvideoram(*this, "fgvideoram"),
m_bg0videoram(*this, "bg0videoram"),
m_bg1videoram(*this, "bg1videoram"),
m_spvideoram(*this, "spvideoram") { }
required_device<cpu_device> m_maincpu;
required_device<cpu_device> m_audiocpu;
required_device<okim6295_device> m_oki;
required_device<gfxdecode_device> m_gfxdecode;
required_device<screen_device> m_screen;
required_device<palette_device> m_palette;
required_ioport m_io_p1;
required_ioport m_io_p2;
required_ioport m_io_dsw1;
required_ioport m_io_dsw2;
required_ioport m_io_other;
required_ioport m_io_extra;
required_ioport m_io_misc;
required_ioport m_io_system;
required_shared_ptr<UINT16> m_fgvideoram;
required_shared_ptr<UINT16> m_bg0videoram;
required_shared_ptr<UINT16> m_bg1videoram;
required_shared_ptr<UINT16> m_spvideoram;
std::unique_ptr<UINT16[]> m_spvideoram_old;
tilemap_t *m_fgtilemap;
tilemap_t *m_bg0tilemap;
tilemap_t *m_bg1tilemap;
int m_video_enable;
int m_irqs_enable;
int m_raster_scanline;
int m_raster_irq_enable;
int m_vblank;
int m_prev_value;
DECLARE_WRITE16_MEMBER(flip_screen);
DECLARE_READ16_MEMBER(input_ports_r);
DECLARE_WRITE16_MEMBER(sound_brt_w);
DECLARE_WRITE16_MEMBER(irq_ack_w);
DECLARE_WRITE16_MEMBER(irq_w);
DECLARE_WRITE16_MEMBER(scanline_w);
DECLARE_WRITE16_MEMBER(fgvideoram_w);
DECLARE_WRITE16_MEMBER(bg0videoram_w);
DECLARE_WRITE16_MEMBER(bg1videoram_w);
DECLARE_WRITE16_MEMBER(bg0scrollx_w);
DECLARE_WRITE16_MEMBER(bg0scrolly_w);
DECLARE_WRITE16_MEMBER(bg1scrollx_w);
DECLARE_WRITE16_MEMBER(bg1scrolly_w);
DECLARE_WRITE8_MEMBER(oki_bankswitch_w);
TILE_GET_INFO_MEMBER(get_fgtile_info);
TILE_GET_INFO_MEMBER(get_bg0tile_info);
TILE_GET_INFO_MEMBER(get_bg1tile_info);
virtual void video_start() override;
TIMER_DEVICE_CALLBACK_MEMBER(scanline);
UINT32 screen_update(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
void screen_eof(screen_device &screen, bool state);
void draw_sprites(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect );
};
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