Class: Synthesizer::Filter::LowShelfFilter
- Inherits:
-
Object
- Object
- Synthesizer::Filter::LowShelfFilter
- Defined in:
- lib/synthesizer/filter/low_shelf_filter.rb
Instance Method Summary collapse
- #generator(note_perform, samplecount) ⇒ Object
-
#initialize(freq:, q: DEFAULT_Q, gain: 1.0) ⇒ LowShelfFilter
constructor
A new instance of LowShelfFilter.
Constructor Details
#initialize(freq:, q: DEFAULT_Q, gain: 1.0) ⇒ LowShelfFilter
Returns a new instance of LowShelfFilter.
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# File 'lib/synthesizer/filter/low_shelf_filter.rb', line 4 def initialize(freq:, q: DEFAULT_Q, gain: 1.0) @freq = ModulationValue.create(freq) @q = ModulationValue.create(q) @gain = ModulationValue.create(gain) end |
Instance Method Details
#generator(note_perform, samplecount) ⇒ Object
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# File 'lib/synthesizer/filter/low_shelf_filter.rb', line 10 def generator(note_perform, samplecount) soundinfo = note_perform.synth.soundinfo filter = AudioStream::Fx::LowShelfFilter.new(soundinfo) freq_mod = ModulationValue.balance_generator(note_perform, samplecount, @freq) q_mod = ModulationValue.balance_generator(note_perform, samplecount, @q) gain_mod = ModulationValue.balance_generator(note_perform, samplecount, @gain) -> { filter.update_coef(freq: freq_mod[], q: q_mod[], gain: gain_mod[]) filter } end |