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Diffstat (limited to 'src/mame/audio/lynx.h')
-rw-r--r-- | src/mame/audio/lynx.h | 85 |
1 files changed, 0 insertions, 85 deletions
diff --git a/src/mame/audio/lynx.h b/src/mame/audio/lynx.h deleted file mode 100644 index 07bfef1a98b..00000000000 --- a/src/mame/audio/lynx.h +++ /dev/null @@ -1,85 +0,0 @@ -// license:GPL-2.0+ -// copyright-holders:Peter Trauner -#ifndef MAME_AUDIO_LYNX_H -#define MAME_AUDIO_LYNX_H - -#pragma once - - -class lynx_sound_device : public device_t, public device_sound_interface -{ -public: - typedef device_delegate<void (void)> timer_delegate; - - lynx_sound_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock); - - uint8_t read(offs_t offset); - void write(offs_t offset, uint8_t data); - void count_down(int nr); - template <typename... T> void set_timer_delegate(T &&... args) { m_timer_delegate.set(std::forward<T>(args)...); } - -protected: - struct LYNX_AUDIO { - struct { - int8_t volume; - uint8_t feedback; - int8_t output; - uint8_t shifter; - uint8_t bakup; - uint8_t control1; - uint8_t counter; - uint8_t control2; - } reg; - uint8_t attenuation; - uint16_t mask; // 12-bit - uint16_t shifter; // 12-bit - float ticks; - int count; - }; - - lynx_sound_device(const machine_config &mconfig, device_type type, const char *tag, device_t *owner, uint32_t clock); - - // 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, std::vector<read_stream_view> const &inputs, std::vector<write_stream_view> &outputs) override; - - void reset_channel(LYNX_AUDIO *channel); - void shift(int chan_nr); - void execute(int chan_nr); - void init(); - void register_save(); - - sound_stream *m_mixer_channel; - timer_delegate m_timer_delegate; // this calls lynx_timer_count_down from the driver state - - float m_usec_per_sample; - std::unique_ptr<int[]> m_shift_mask; - std::unique_ptr<int[]> m_shift_xor; - uint8_t m_attenuation_enable; - uint8_t m_master_enable; - LYNX_AUDIO m_audio[4]; -}; - - -class lynx2_sound_device : public lynx_sound_device -{ -public: - lynx2_sound_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<read_stream_view> const &inputs, std::vector<write_stream_view> &outputs) override; -}; - - -DECLARE_DEVICE_TYPE(LYNX_SND, lynx_sound_device) -DECLARE_DEVICE_TYPE(LYNX2_SND, lynx2_sound_device) - -#endif // MAME_AUDIO_LYNX_H |