diff options
Diffstat (limited to 'src/devices/sound/flt_vol.h')
-rw-r--r-- | src/devices/sound/flt_vol.h | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/src/devices/sound/flt_vol.h b/src/devices/sound/flt_vol.h index bcd4a05d399..96bc61af200 100644 --- a/src/devices/sound/flt_vol.h +++ b/src/devices/sound/flt_vol.h @@ -17,18 +17,19 @@ class filter_volume_device : public device_t, public device_sound_interface public: filter_volume_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock = 0); - void flt_volume_set_volume(float volume); + filter_volume_device &set_gain(float gain); // also may be used in mcfg to set initial value (default is 1.0) + float gain() { return m_gain; } protected: // device-level overrides - virtual void device_start() override; + virtual void device_start() override ATTR_COLD; // sound stream update overrides - virtual void sound_stream_update(sound_stream &stream, stream_sample_t **inputs, stream_sample_t **outputs, int samples) override; + virtual void sound_stream_update(sound_stream &stream) override; private: - sound_stream* m_stream; - int m_gain; + sound_stream* m_stream; + float m_gain; }; DECLARE_DEVICE_TYPE(FILTER_VOLUME, filter_volume_device) |