1 // license:BSD-3-Clause 2 // copyright-holders:Brad Oliver, Nicola Salmoria 3 #ifndef MAME_AUDIO_REDBARON_H 4 #define MAME_AUDIO_REDBARON_H 5 6 //************************************************************************** 7 // TYPE DEFINITIONS 8 //************************************************************************** 9 10 // ======================> redbaron_sound_device 11 12 class redbaron_sound_device : public device_t, public device_sound_interface 13 { 14 public: 15 redbaron_sound_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock); 16 17 void sounds_w(uint8_t data); 18 19 protected: 20 // device-level overrides 21 virtual void device_start() override; 22 23 // sound stream update overrides 24 virtual void sound_stream_update(sound_stream &stream, std::vector<read_stream_view> const &inputs, std::vector<write_stream_view> &outputs) override; 25 26 private: 27 std::unique_ptr<int16_t[]> m_vol_lookup; 28 29 int16_t m_vol_crash[16]; 30 31 sound_stream *m_channel; 32 int m_latch; 33 int m_poly_counter; 34 int m_poly_shift; 35 36 int m_filter_counter; 37 38 int m_crash_amp; 39 int m_shot_amp; 40 int m_shot_amp_counter; 41 42 int m_squeal_amp; 43 int m_squeal_amp_counter; 44 int m_squeal_off_counter; 45 int m_squeal_on_counter; 46 int m_squeal_out; 47 }; 48 49 DECLARE_DEVICE_TYPE(REDBARON, redbaron_sound_device) 50 51 #endif // MAME_AUDIO_REDBARON_H 52