fix for env wasTriggered

Author: therewasaguy

lib/p5.sound.js

@@ -1,4 +1,4 @@
-/*! p5.sound.js v0.2.16 2015-12-06 */
+/*! p5.sound.js v0.2.16 2015-12-19 */
 (function (root, factory) {
   if (typeof define === 'function' && define.amd)
     define('p5.sound', ['p5'], function (p5) { (factory(p5));});
@@ -4040,11 +4040,6 @@ env = function () {
   var Scale = Tone_signal_Scale;
   var Tone = Tone_core_Tone;
   Tone.setContext(p5sound.audiocontext);
-  // oscillator or buffer source to clear on env complete
-  // to save resources if/when it is retriggered
-  var sourceToClear = null;
-  // set to true if attack is set, then false on release
-  var wasTriggered = false;
   /**
    *  <p>Envelopes are pre-defined amplitude distribution over time. 
    *  The p5.Env accepts up to four time/level pairs, where time
@@ -4144,6 +4139,11 @@ env = function () {
     // store connection
     //array of math operation signal chaining
     this.mathOps = [this.control];
+    // oscillator or buffer source to clear on env complete
+    // to save resources if/when it is retriggered
+    this.sourceToClear = null;
+    // set to true if attack is set, then false on release
+    this.wasTriggered = false;
     // add to the soundArray so we can dispose of the env later
     p5sound.soundArray.push(this);
   };
@@ -4243,7 +4243,7 @@ env = function () {
     var tFromNow = secondsFromNow || 0;
     var t = now + tFromNow;
     this.lastAttack = t;
-    wasTriggered = true;
+    this.wasTriggered = true;
     // we should set current value, but this is not working on Firefox
     var currentVal = this.control.getValue();
     console.log(currentVal);
@@ -4272,7 +4272,7 @@ env = function () {
    */
   p5.Env.prototype.triggerRelease = function (unit, secondsFromNow) {
     // only trigger a release if an attack was triggered
-    if (!wasTriggered) {
+    if (!this.wasTriggered) {
       return;
     }
     var now = p5sound.audiocontext.currentTime;
@@ -4316,13 +4316,13 @@ env = function () {
     var clearTime = t + this.aTime + this.dTime + this.sTime + this.rTime;
     // * 1000;
     if (this.connection && this.connection.hasOwnProperty('oscillator')) {
-      sourceToClear = this.connection.oscillator;
-      sourceToClear.stop(clearTime + 0.01);
+      this.sourceToClear = this.connection.oscillator;
+      this.sourceToClear.stop(clearTime + 0.01);
     } else if (this.connect && this.connection.hasOwnProperty('source')) {
-      sourceToClear = this.connection.source;
-      sourceToClear.stop(clearTime + 0.01);
+      this.sourceToClear = this.connection.source;
+      this.sourceToClear.stop(clearTime + 0.01);
     }
-    wasTriggered = false;
+    this.wasTriggered = false;
   };
   p5.Env.prototype.connect = function (unit) {
     this.connection = unit;
@@ -5018,8 +5018,6 @@ audioin = function () {
    *      audioGrab.setSource(0);
    *    });
    *  }
-   *  function draw(){
-   *  }
    *  </code></div>
    */
   p5.AudioIn.prototype.getSources = function (callback) {