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// license:GPL-2.0+
// copyright-holders:Jarek Burczynski
#include "machine/buggychl.h"
#include "sound/msm5232.h"
/* Disabled because the mcu dump is currently unavailable. -AS */
//#define USE_MCU
class msisaac_state : public driver_device
{
public:
msisaac_state(const machine_config &mconfig, device_type type, const char *tag)
: driver_device(mconfig, type, tag),
m_spriteram(*this, "spriteram"),
m_videoram(*this, "videoram"),
m_videoram3(*this, "videoram3"),
m_videoram2(*this, "videoram2"),
m_audiocpu(*this, "audiocpu"),
m_maincpu(*this, "maincpu"),
m_bmcu(*this, "bmcu"),
m_msm(*this, "msm"),
m_gfxdecode(*this, "gfxdecode"),
m_palette(*this, "palette") { }
/* memory pointers */
required_shared_ptr<UINT8> m_spriteram;
required_shared_ptr<UINT8> m_videoram;
required_shared_ptr<UINT8> m_videoram3;
required_shared_ptr<UINT8> m_videoram2;
/* video-related */
bitmap_ind16 *m_tmp_bitmap1;
bitmap_ind16 *m_tmp_bitmap2;
tilemap_t *m_bg_tilemap;
tilemap_t *m_fg_tilemap;
tilemap_t *m_bg2_tilemap;
int m_bg2_textbank;
/* sound-related */
int m_sound_nmi_enable;
int m_pending_nmi;
/* fake mcu (in msisaac.c) */
#ifndef USE_MCU
UINT8 m_mcu_val;
UINT8 m_direction;
#endif
int m_vol_ctrl[16];
UINT8 m_snd_ctrl0;
UINT8 m_snd_ctrl1;
UINT8 m_snd_ctrl2;
UINT8 m_snd_ctrl3;
/* devices */
required_device<cpu_device> m_audiocpu;
required_device<cpu_device> m_maincpu;
optional_device<buggychl_mcu_device> m_bmcu;
required_device<msm5232_device> m_msm;
required_device<gfxdecode_device> m_gfxdecode;
required_device<palette_device> m_palette;
DECLARE_WRITE8_MEMBER(sound_command_w);
DECLARE_WRITE8_MEMBER(nmi_disable_w);
DECLARE_WRITE8_MEMBER(nmi_enable_w);
DECLARE_WRITE8_MEMBER(ms_unknown_w);
DECLARE_READ8_MEMBER(msisaac_mcu_r);
DECLARE_READ8_MEMBER(msisaac_mcu_status_r);
DECLARE_WRITE8_MEMBER(msisaac_mcu_w);
DECLARE_WRITE8_MEMBER(sound_control_1_w);
DECLARE_WRITE8_MEMBER(msisaac_fg_scrolly_w);
DECLARE_WRITE8_MEMBER(msisaac_fg_scrollx_w);
DECLARE_WRITE8_MEMBER(msisaac_bg2_scrolly_w);
DECLARE_WRITE8_MEMBER(msisaac_bg2_scrollx_w);
DECLARE_WRITE8_MEMBER(msisaac_bg_scrolly_w);
DECLARE_WRITE8_MEMBER(msisaac_bg_scrollx_w);
DECLARE_WRITE8_MEMBER(msisaac_bg2_textbank_w);
DECLARE_WRITE8_MEMBER(msisaac_bg_videoram_w);
DECLARE_WRITE8_MEMBER(msisaac_bg2_videoram_w);
DECLARE_WRITE8_MEMBER(msisaac_fg_videoram_w);
DECLARE_WRITE8_MEMBER(sound_control_0_w);
TILE_GET_INFO_MEMBER(get_fg_tile_info);
TILE_GET_INFO_MEMBER(get_bg_tile_info);
TILE_GET_INFO_MEMBER(get_bg2_tile_info);
virtual void machine_start() override;
virtual void machine_reset() override;
virtual void video_start() override;
DECLARE_MACHINE_RESET(ta7630);
UINT32 screen_update_msisaac(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
TIMER_CALLBACK_MEMBER(nmi_callback);
void draw_sprites( bitmap_ind16 &bitmap, const rectangle &cliprect );
};
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