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// license:BSD-3-Clause
// copyright-holders:Ernesto Corvi, Alex W. Jackson
/*********************************************************
Konami 053260 KDSC
*********************************************************/
#pragma once
#ifndef __K053260_H__
#define __K053260_H__
//**************************************************************************
// INTERFACE CONFIGURATION MACROS
//**************************************************************************
#define MCFG_K053260_ADD(_tag, _clock) \
MCFG_DEVICE_ADD(_tag, K053260, _clock)
#define MCFG_K053260_REPLACE(_tag, _clock) \
MCFG_DEVICE_REPLACE(_tag, K053260, _clock)
#define MCFG_K053260_REGION(_tag) \
k053260_device::set_region_tag(*device, _tag);
//**************************************************************************
// TYPE DEFINITIONS
//**************************************************************************
// ======================> k053260_device
class k053260_device : public device_t,
public device_sound_interface
{
public:
k053260_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
~k053260_device() { }
static void set_region_tag(device_t &device, const char *tag) { downcast<k053260_device &>(device).m_rgnoverride = tag; }
DECLARE_READ8_MEMBER( main_read );
DECLARE_WRITE8_MEMBER( main_write );
DECLARE_READ8_MEMBER( read );
DECLARE_WRITE8_MEMBER( write );
protected:
// device-level overrides
virtual void device_start();
virtual void device_reset();
// sound stream update overrides
virtual void sound_stream_update(sound_stream &stream, stream_sample_t **inputs, stream_sample_t **outputs, int samples);
private:
// configuration
const char * m_rgnoverride;
sound_stream * m_stream;
UINT8 * m_rom;
UINT32 m_rom_size;
// live state
UINT8 m_portdata[4];
UINT8 m_keyon;
UINT8 m_mode;
// per voice state
class KDSC_Voice
{
public:
inline void voice_start(k053260_device &device, int index);
inline void voice_reset();
inline void set_register(offs_t offset, UINT8 data);
inline void set_loop_kadpcm(UINT8 data);
inline void set_pan(UINT8 data);
inline void update_pan_volume();
inline void key_on();
inline void key_off();
inline void play(stream_sample_t *outputs);
inline bool playing() { return m_playing; }
inline UINT8 read_rom();
private:
// pointer to owning device
k053260_device *m_device;
// live state
UINT32 m_position;
UINT16 m_pan_volume[2];
UINT16 m_counter;
INT8 m_output;
bool m_playing;
// per voice registers
UINT32 m_start;
UINT16 m_length;
UINT16 m_pitch;
UINT8 m_volume;
// bit packed registers
UINT8 m_pan;
bool m_loop;
bool m_kadpcm;
} m_voice[4];
friend class k053260_device::KDSC_Voice;
};
extern const device_type K053260;
#endif /* __K053260_H__ */
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