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#pragma once
#ifndef __FLT_VOL_H__
#define __FLT_VOL_H__
//**************************************************************************
// INTERFACE CONFIGURATION MACROS
//**************************************************************************
#define MCFG_FILTER_VOLUME_ADD(_tag, _clock) \
MCFG_DEVICE_ADD(_tag, FILTER_VOLUME, _clock)
#define MCFG_FILTER_VOLUME_REPLACE(_tag, _clock) \
MCFG_DEVICE_REPLACE(_tag, FILTER_VOLUME, _clock)
//**************************************************************************
// TYPE DEFINITIONS
//**************************************************************************
// ======================> filter_volume_device
class filter_volume_device : public device_t,
public device_sound_interface
{
public:
filter_volume_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
~filter_volume_device() { }
void flt_volume_set_volume(float volume);
protected:
// device-level overrides
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:
sound_stream* m_stream;
int m_gain;
};
extern const device_type FILTER_VOLUME;
#endif /* __FLT_VOL_H__ */
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