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// license:BSD-3-Clause
// copyright-holders:Bryan McPhail
#include "video/bufsprite.h"
class bbusters_state : public driver_device
{
public:
bbusters_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_gfxdecode(*this, "gfxdecode"),
m_spriteram(*this, "spriteram"),
m_spriteram2(*this, "spriteram2"),
m_eprom_data(*this, "eeprom"),
m_ram(*this, "ram"),
m_videoram(*this, "videoram"),
m_pf1_data(*this, "pf1_data"),
m_pf2_data(*this, "pf2_data"),
m_pf1_scroll_data(*this, "pf1_scroll_data"),
m_pf2_scroll_data(*this, "pf2_scroll_data") { }
required_device<cpu_device> m_maincpu;
required_device<cpu_device> m_audiocpu;
required_device<gfxdecode_device> m_gfxdecode;
required_device<buffered_spriteram16_device> m_spriteram;
optional_device<buffered_spriteram16_device> m_spriteram2;
optional_shared_ptr<UINT16> m_eprom_data;
required_shared_ptr<UINT16> m_ram;
required_shared_ptr<UINT16> m_videoram;
required_shared_ptr<UINT16> m_pf1_data;
required_shared_ptr<UINT16> m_pf2_data;
required_shared_ptr<UINT16> m_pf1_scroll_data;
required_shared_ptr<UINT16> m_pf2_scroll_data;
int m_sound_status;
int m_gun_select;
tilemap_t *m_fix_tilemap;
tilemap_t *m_pf1_tilemap;
tilemap_t *m_pf2_tilemap;
const UINT8 *m_scale_table_ptr;
UINT8 m_scale_line_count;
DECLARE_READ16_MEMBER(sound_status_r);
DECLARE_WRITE8_MEMBER(sound_status_w);
DECLARE_WRITE16_MEMBER(sound_cpu_w);
DECLARE_READ16_MEMBER(eprom_r);
DECLARE_READ16_MEMBER(control_3_r);
DECLARE_WRITE16_MEMBER(gun_select_w);
DECLARE_WRITE16_MEMBER(two_gun_output_w);
DECLARE_WRITE16_MEMBER(three_gun_output_w);
DECLARE_READ16_MEMBER(kludge_r);
DECLARE_READ16_MEMBER(mechatt_gun_r);
DECLARE_WRITE16_MEMBER(video_w);
DECLARE_WRITE16_MEMBER(pf1_w);
DECLARE_WRITE16_MEMBER(pf2_w);
TILE_GET_INFO_MEMBER(get_tile_info);
TILE_GET_INFO_MEMBER(get_pf1_tile_info);
TILE_GET_INFO_MEMBER(get_pf2_tile_info);
virtual void machine_start() override;
DECLARE_VIDEO_START(bbuster);
DECLARE_VIDEO_START(mechatt);
UINT32 screen_update_bbuster(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
UINT32 screen_update_mechatt(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
void screen_eof_bbuster(screen_device &screen, bool state);
inline const UINT8 *get_source_ptr(gfx_element *gfx, UINT32 sprite, int dx, int dy, int block);
void draw_block(bitmap_ind16 &dest,int x,int y,int size,int flipx,int flipy,UINT32 sprite,int color,int bank,int block);
void draw_sprites(bitmap_ind16 &bitmap, const UINT16 *source, int bank, int colval, int colmask);
};
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