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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 device_rom_interface
{
public:
k053260_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
~k053260_device() { }
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() override;
virtual void device_reset() override;
// sound stream update overrides
virtual void sound_stream_update(sound_stream &stream, stream_sample_t **inputs, stream_sample_t **outputs, int samples) override;
// device_rom_interface overrides
virtual void rom_bank_updated() override;
private:
// configuration
sound_stream * m_stream;
// live state
uint8_t m_portdata[4];
uint8_t m_keyon;
uint8_t m_mode;
// per voice state
class KDSC_Voice
{
public:
KDSC_Voice() : m_device(nullptr), m_position(0), m_counter(0), m_output(0), m_playing(false), m_start(0), m_length(0), m_pitch(0), m_volume(0), m_pan(0), m_loop(false), m_kadpcm(false)
{
}
inline void voice_start(k053260_device &device, int index);
inline void voice_reset();
inline void set_register(offs_t offset, uint8_t data);
inline void set_loop_kadpcm(uint8_t data);
inline void set_pan(uint8_t 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_t read_rom();
private:
// pointer to owning device
k053260_device *m_device;
// live state
uint32_t m_position;
uint16_t m_pan_volume[2];
uint16_t m_counter;
int8_t m_output;
bool m_playing;
// per voice registers
uint32_t m_start;
uint16_t m_length;
uint16_t m_pitch;
uint8_t m_volume;
// bit packed registers
uint8_t 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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