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// license:BSD-3-Clause
// copyright-holders:Nicola Salmoria
/***************************************************************************
Green Beret
***************************************************************************/
#include "sound/sn76496.h"
class gberet_state : public driver_device
{
public:
gberet_state(const machine_config &mconfig, device_type type, std::string tag)
: driver_device(mconfig, type, tag),
m_colorram(*this, "colorram"),
m_videoram(*this, "videoram"),
m_spriteram2(*this, "spriteram2"),
m_spriteram(*this, "spriteram"),
m_scrollram(*this, "scrollram"),
m_soundlatch(*this, "soundlatch"),
m_sn(*this, "snsnd") ,
m_maincpu(*this, "maincpu"),
m_gfxdecode(*this, "gfxdecode"),
m_palette(*this, "palette") { }
/* memory pointers */
required_shared_ptr<UINT8> m_colorram;
required_shared_ptr<UINT8> m_videoram;
optional_shared_ptr<UINT8> m_spriteram2;
required_shared_ptr<UINT8> m_spriteram;
optional_shared_ptr<UINT8> m_scrollram;
optional_shared_ptr<UINT8> m_soundlatch;
/* devices */
required_device<sn76489a_device> m_sn;
/* video-related */
tilemap_t * m_bg_tilemap;
UINT8 m_spritebank;
/* misc */
UINT8 m_interrupt_mask;
UINT8 m_interrupt_ticks;
DECLARE_WRITE8_MEMBER(gberet_coin_counter_w);
DECLARE_WRITE8_MEMBER(mrgoemon_coin_counter_w);
DECLARE_WRITE8_MEMBER(gberet_flipscreen_w);
DECLARE_WRITE8_MEMBER(gberet_sound_w);
DECLARE_WRITE8_MEMBER(gberetb_flipscreen_w);
DECLARE_READ8_MEMBER(gberetb_irq_ack_r);
DECLARE_WRITE8_MEMBER(gberetb_nmi_ack_w);
DECLARE_WRITE8_MEMBER(gberet_videoram_w);
DECLARE_WRITE8_MEMBER(gberet_colorram_w);
DECLARE_WRITE8_MEMBER(gberet_scroll_w);
DECLARE_WRITE8_MEMBER(gberet_sprite_bank_w);
DECLARE_WRITE8_MEMBER(gberetb_scroll_w);
DECLARE_DRIVER_INIT(mrgoemon);
TILE_GET_INFO_MEMBER(get_bg_tile_info);
DECLARE_MACHINE_START(gberet);
DECLARE_MACHINE_RESET(gberet);
DECLARE_VIDEO_START(gberet);
DECLARE_PALETTE_INIT(gberet);
UINT32 screen_update_gberet(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
UINT32 screen_update_gberetb(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
TIMER_DEVICE_CALLBACK_MEMBER(gberet_interrupt_tick);
void gberet_draw_sprites( bitmap_ind16 &bitmap, const rectangle &cliprect );
void gberetb_draw_sprites( bitmap_ind16 &bitmap, const rectangle &cliprect );
required_device<cpu_device> m_maincpu;
required_device<gfxdecode_device> m_gfxdecode;
required_device<palette_device> m_palette;
};
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