Class: Deftones::Component::Volume

Inherits:
Deftones::Core::AudioNode show all
Defined in:
lib/deftones/component/volume.rb

Instance Attribute Summary collapse

Attributes inherited from Deftones::Core::AudioNode

#context, #input

Instance Method Summary collapse

Methods inherited from Deftones::Core::AudioNode

#>>, #attach_destination, #attach_source, #block_time, #chain, #channel_count, #channel_count_mode, #channel_interpretation, #connect, #connected?, #default_input_channels, #default_output_channels, #destination_for_connection, #detach_all_destinations, #detach_destination, #detach_source, #disconnect, #dispose, #disposed?, #fan, #get, #immediate, #input_for_index, #inputs, #mix_source_blocks, #name, #normalize_connection_index, #normalize_output_block, #now, #number_of_inputs, #number_of_outputs, #output, #output_for_connection, #output_for_index, #outputs, #raise_connection_index_error!, #reaches_node?, #render, #render_block, #sample_time, #set, #to_destination, #to_frequency, #to_master, #to_midi, #to_output, #to_s, #to_seconds, #to_ticks, #uses_legacy_render_for_block?, #validate_connectable!, #validate_connection_index!

Constructor Details

#initialize(volume: 0.0, context: Deftones.context) ⇒ Volume

Returns a new instance of Volume.



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# File 'lib/deftones/component/volume.rb', line 8

def initialize(volume: 0.0, context: Deftones.context)
  super(context: context)
  @volume = Core::Signal.new(value: volume, units: :decibels, context: context)
end

Instance Attribute Details

#volume ⇒ Object

Returns the value of attribute volume.



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# File 'lib/deftones/component/volume.rb', line 6

def volume
  @volume
end

Instance Method Details

#multichannel_process? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/deftones/component/volume.rb', line 17

def multichannel_process?
  true
end

#process(input_block, num_frames, start_frame, _cache) ⇒ Object 



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# File 'lib/deftones/component/volume.rb', line 21

def process(input_block, num_frames, start_frame, _cache)
  gains = @volume.process(num_frames, start_frame)
  Core::AudioBlock.from_channel_data(
    input_block.channel_data.map do |channel|
      Array.new(num_frames) { |index| channel[index] * gains[index] }
    end
  )
end