From ad400763c1f4cd10675a9e6bc56d1630d8c6cb5d Mon Sep 17 00:00:00 2001
From: Gubolin <gubolin@fantasymail.de>
Date: Tue, 5 Aug 2014 12:01:41 +0200
Subject: mute Notes immediately

---
 objects.js | 13 ++++++++++---
 threads.js | 15 +++++++++++----
 2 files changed, 21 insertions(+), 7 deletions(-)

diff --git a/objects.js b/objects.js
index 1a42e0f..323ccab 100644
--- a/objects.js
+++ b/objects.js
@@ -6320,8 +6320,9 @@ Sound.prototype.toDataURL = function () {
 
 // Note instance creation
 
-function Note(pitch) {
+function Note(pitch, volume) {
     this.pitch = pitch === 0 ? 0 : pitch || 69;
+    this.volume = volume;
     this.setupContext();
     this.oscillator = null;
 }
@@ -6356,8 +6357,8 @@ Note.prototype.setupContext = function () {
 
 // Note playing
 
-Note.prototype.play = function (volume) {
-    this.gainNode.gain.value = 0.25 * volume / 100; // reduce volume by 1/4
+Note.prototype.play = function () {
+    this.gainNode.gain.value = 0.25 * this.volume / 100; // reduce volume by 1/4
 
     this.oscillator = this.audioContext.createOscillator();
     if (!this.oscillator.start) {
@@ -6374,6 +6375,12 @@ Note.prototype.play = function (volume) {
     this.oscillator.start(0);
 };
 
+Note.prototype.setVolume = function (volume) {
+    this.stop();
+    this.volume = volume;
+    this.play();
+}
+
 Note.prototype.stop = function () {
     if (this.oscillator) {
         this.oscillator.stop(0);
diff --git a/threads.js b/threads.js
index 5347110..354d002 100644
--- a/threads.js
+++ b/threads.js
@@ -2716,8 +2716,9 @@ Process.prototype.doPlayNote = function (pitch, beats) {
 
 Process.prototype.doPlayNoteForSecs = function (pitch, secs) {
     // interpolated
-    var volume = this.homeContext.receiver.volume;
-    var muted = this.homeContext.receiver.parentThatIsA(StageMorph).muted;
+    var receiver = this.homeContext.receiver;
+    var volume = receiver.volume;
+    var muted = receiver.parentThatIsA(StageMorph).muted;
 
     if (muted === true) {
         volume = 0;
@@ -2725,16 +2726,22 @@ Process.prototype.doPlayNoteForSecs = function (pitch, secs) {
 
     if (!this.context.startTime) {
         this.context.startTime = Date.now();
-        this.context.activeNote = new Note(pitch);
-        this.context.activeNote.play(volume);
+        this.context.activeNote = new Note(pitch, volume);
+        this.context.activeNote.play();
     }
+
     if ((Date.now() - this.context.startTime) >= (secs * 1000)) {
         if (this.context.activeNote) {
             this.context.activeNote.stop();
             this.context.activeNote = null;
         }
         return null;
+    } else if (this.context.activeNote) {
+        if (this.context.activeNote.volume !== volume) {
+            this.context.activeNote.setVolume(volume);
+        }
     }
+
     this.pushContext('doYield');
     this.pushContext();
 };
-- 
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