// license:BSD-3-Clause // copyright-holders:Tomasz Slanina #ifndef MAME_SOUND_NILE_H #define MAME_SOUND_NILE_H #pragma once //************************************************************************** // TYPE DEFINITIONS //************************************************************************** // ======================> nile_device class nile_device : public device_t, public device_sound_interface { public: nile_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock); protected: // device-level overrides virtual void device_start() override; // sound stream update overrides virtual void sound_stream_update(sound_stream &stream, std::vector const &inputs, std::vector &outputs) override; public: void nile_snd_w(offs_t offset, uint16_t data, uint16_t mem_mask = ~0); uint16_t nile_snd_r(offs_t offset); void nile_sndctrl_w(offs_t offset, uint16_t data, uint16_t mem_mask = ~0); uint16_t nile_sndctrl_r(); private: static constexpr unsigned NILE_VOICES = 8; sound_stream *m_stream; required_region_ptr m_sound_ram; uint16_t m_sound_regs[0x80]; int m_vpos[NILE_VOICES]; int m_frac[NILE_VOICES]; int m_lponce[NILE_VOICES]; uint16_t m_ctrl; }; DECLARE_DEVICE_TYPE(NILE, nile_device) #endif // MAME_SOUND_NILE_H