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// license:BSD-3-Clause
// copyright-holders:Paul Leaman
#include "machine/timer.h"
#include "video/bufsprite.h"
#include "emupal.h"
#include "tilemap.h"
class srumbler_state : public driver_device
{
public:
srumbler_state(const machine_config &mconfig, device_type type, const char *tag)
: driver_device(mconfig, type, tag),
m_maincpu(*this,"maincpu"),
m_spriteram(*this,"spriteram"),
m_gfxdecode(*this, "gfxdecode"),
m_palette(*this, "palette"),
m_backgroundram(*this, "backgroundram"),
m_foregroundram(*this, "foregroundram") { }
void srumbler(machine_config &config);
private:
required_device<cpu_device> m_maincpu;
required_device<buffered_spriteram8_device> m_spriteram;
required_device<gfxdecode_device> m_gfxdecode;
required_device<palette_device> m_palette;
required_shared_ptr<uint8_t> m_backgroundram;
required_shared_ptr<uint8_t> m_foregroundram;
tilemap_t *m_bg_tilemap = nullptr;
tilemap_t *m_fg_tilemap = nullptr;
int m_scroll[4]{};
void bankswitch_w(uint8_t data);
void foreground_w(offs_t offset, uint8_t data);
void background_w(offs_t offset, uint8_t data);
void _4009_w(uint8_t data);
void scroll_w(offs_t offset, uint8_t data);
TILE_GET_INFO_MEMBER(get_fg_tile_info);
TILE_GET_INFO_MEMBER(get_bg_tile_info);
virtual void machine_start() override;
virtual void video_start() override;
uint32_t screen_update(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
void draw_sprites(bitmap_ind16 &bitmap, const rectangle &cliprect);
TIMER_DEVICE_CALLBACK_MEMBER(interrupt);
void srumbler_map(address_map &map);
void srumbler_sound_map(address_map &map);
};
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