Processing

Reference+
Documentation→Libraries→Core→Sound→Env

Name

play()

Class

Env

Description

Triggers the envelope.

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);
}

Syntax

  • env.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.
  • sustainLevel(float)Sustain level value as a float. (as fraction of the input amplitude)
  • releaseTime(float)Release time value as a float.

Return

  • void
Creative Commons License

This work is licensed under a Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International License.