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 June 6, 2020 10:05:52pm EDT