Processing

Reference+
Documentation→Libraries→Core→Sound

Class Name

LowPass

Description

This is a low pass filter.

Examples

  • import processing.sound.*;

WhiteNoise noise;
LowPass lowPass;

float amp=0.0;

void setup() {
  size(640,360);
  background(255);
    
  // Create a noise generator and a bandpass filter
  noise = new WhiteNoise(this);
  lowPass = new LowPass(this);
    
  noise.play(0.5);
  lowPass.process(noise, 800);
}      

void draw() {
}

Constructors

  • LowPass(parent)

Methods

  • freq()Sets the cutoff frequency for the filter.
  • process()Starts applying this filter to an input signal.
  • res()Sets the resonance (or 'Q factor') of this filter. Increasing Q increases the resonance of the filter at its cutoff frequency. Defaults to 1.
  • set()Sets frequency and bandwidth of the filter with one method.
  • stop()Stop the effect.
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