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.

Class

Env

Name

play()
Examples
import processing.sound.*;

TriOsc triOsc;
Env env;

float attackTime = 0.001;
float sustainTime = 0.004;
float sustainLevel = 0.3;
float releaseTime = 0.4;

void setup() {
  size(640, 360);
  background(255);
  
  // Create triangle wave
  triOsc = new TriOsc(this);

  // Create the envelope 
  env  = new Env(this); 
 
}      

void draw() {
}

void mousePressed() {
  triOsc.play();
  env.play(triOsc, attackTime, sustainTime, sustainLevel, releaseTime);
}
Description Triggers the envelope function
Syntax
.play(input, attackTime, sustainTime, sustainLevel, releaseTime)
Parameters
input SoundObject: Input sound source
attackTime float: Attack time value as a float.
sustainTime float: Sustain time value as a float.
releaseTime float: Release time value as a float.
Returnsvoid
Updated on March 16, 2016 10:39:14am EDT

Creative Commons License