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// license:BSD-3-Clause
// copyright-holders:Aaron Giles
#include "sound/discrete.h"
#define GAL_AUDIO "discrete"
class galaxian_sound_device : public device_t,
public device_sound_interface
{
public:
galaxian_sound_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
~galaxian_sound_device() {}
DECLARE_WRITE8_MEMBER( sound_w );
DECLARE_WRITE8_MEMBER( pitch_w );
DECLARE_WRITE8_MEMBER( vol_w );
DECLARE_WRITE8_MEMBER( noise_enable_w );
DECLARE_WRITE8_MEMBER( background_enable_w );
DECLARE_WRITE8_MEMBER( fire_enable_w );
DECLARE_WRITE8_MEMBER( lfo_freq_w );
protected:
// device-level overrides
virtual void device_config_complete();
virtual void device_start();
// sound stream update overrides
virtual void sound_stream_update(sound_stream &stream, stream_sample_t **inputs, stream_sample_t **outputs, int samples);
private:
// internal state
UINT8 m_lfo_val;
discrete_device *m_discrete;
};
extern const device_type GALAXIAN;
MACHINE_CONFIG_EXTERN( mooncrst_audio );
MACHINE_CONFIG_EXTERN( galaxian_audio );
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