- Processing
- p5.js
- Processing.py
- Processing for Android
- Processing for Pi

- Processing Foundation

This reference is for Processing 3.0+. If you have a previous version, use the reference included with your software in the Help menu. If you see any errors or have suggestions, please let us know. If you prefer a more technical reference, visit the Processing Core Javadoc and Libraries Javadoc.

Name | ### LowPass
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() {
    }
Description | This is a low pass filter.
Methods |
process() | Start the filter
stop() | Stop the filter
freq() | Sets the cut off frequency for the filter
Constructor |
    LowPass(parent)
Parameters |
parent | PApplet: typically use "this"

Updated on January 1, 2021 03:38:11am EST
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