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// license:BSD-3-Clause
// copyright-holders:Al Kossow
#include "sound/discrete.h"
class m79amb_state : public driver_device
{
public:
m79amb_state(const machine_config &mconfig, device_type type, const char *tag)
: driver_device(mconfig, type, tag),
m_videoram(*this, "videoram"),
m_mask(*this, "mask"),
m_discrete(*this, "discrete"),
m_maincpu(*this, "maincpu") { }
/* memory pointers */
required_shared_ptr<UINT8> m_videoram;
required_shared_ptr<UINT8> m_mask;
required_device<discrete_device> m_discrete;
/* misc */
UINT8 m_lut_gun1[0x100];
UINT8 m_lut_gun2[0x100];
DECLARE_WRITE8_MEMBER(ramtek_videoram_w);
DECLARE_READ8_MEMBER(gray5bit_controller0_r);
DECLARE_READ8_MEMBER(gray5bit_controller1_r);
DECLARE_WRITE8_MEMBER(m79amb_8002_w);
DECLARE_DRIVER_INIT(m79amb);
UINT32 screen_update_ramtek(screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect);
INTERRUPT_GEN_MEMBER(m79amb_interrupt);
DECLARE_WRITE8_MEMBER(m79amb_8000_w);
DECLARE_WRITE8_MEMBER(m79amb_8003_w);
required_device<cpu_device> m_maincpu;
};
/*----------- defined in audio/m79amb.c -----------*/
DISCRETE_SOUND_EXTERN( m79amb );
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