// license: BSD-3-Clause // copyright-holders: Dirk Best /*************************************************************************** NEC μPD934G Percussion Generator ***************************************************************************/ #ifndef MAME_SOUND_UPD934G_H #define MAME_SOUND_UPD934G_H #pragma once //************************************************************************** // TYPE DEFINITIONS //************************************************************************** class upd934g_device : public device_t, public device_sound_interface { public: static constexpr feature_type imperfect_features() { return feature::SOUND; } // construction/destruction upd934g_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock); // configuration auto data_callback() { return m_data_cb.bind(); } DECLARE_WRITE8_MEMBER(write); protected: // device-level overrides virtual void device_start() override; virtual void device_reset() override; virtual void sound_stream_update(sound_stream &stream, stream_sample_t **inputs, stream_sample_t **outputs, int samples) override; private: devcb_read8 m_data_cb; sound_stream *m_stream; uint16_t m_addr[16]; struct { uint16_t pos; int playing; int volume; } m_channel[4]; int m_sample; bool m_ready; }; // device type definition DECLARE_DEVICE_TYPE(UPD934G, upd934g_device) #endif // MAME_SOUND_UPD934G_H