From 9de22d6389e6d549f3ce32c0a6325596f51cfdab Mon Sep 17 00:00:00 2001
From: Steven Hugg <hugg@fasterlight.com>
Date: Wed, 21 Aug 2019 19:38:56 -0400
Subject: [PATCH] recreate audio when resuming (https://goo.gl/7K7WLu)

---
 doc/notes.txt       |  4 ++++
 src/audio.ts        | 14 ++++++++++----
 src/platform/vcs.ts |  5 +++--
 3 files changed, 17 insertions(+), 6 deletions(-)

diff --git a/doc/notes.txt b/doc/notes.txt
index 7fdfde0d..4b434136 100644
--- a/doc/notes.txt
+++ b/doc/notes.txt
@@ -137,6 +137,8 @@ TODO:
   - doesn't do clip right
   - doesn't do b/w tint
 - vcs
+  - sound doesn't start on Chrome (https://goo.gl/7K7WLu)
+    - make start after clicking in embed
   - vcs sound continues when paused
   - vcs: INPTx needs to be added to control state
   - vcs: break on # of lines changed (maybe using getRasterPosition?)
@@ -178,6 +180,8 @@ TODO:
 - SMS
   - can't step back twice?
   - compiler bug in chase
+- "shared" in URL doesn't work, leave in URL? (also importURL)
+- vicdual: delay is faster
 
 
 WEB WORKER FORMAT
diff --git a/src/audio.ts b/src/audio.ts
index 655252a6..f9d5ae19 100644
--- a/src/audio.ts
+++ b/src/audio.ts
@@ -5,13 +5,19 @@ declare var MasterChannel, AudioLooper, PsgDeviceChannel;
 
 export class MasterAudio {
   master = new MasterChannel();
-  looper = new AudioLooper(512);
+  looper;
   start() {
-    this.looper.setChannel(this.master);
-    this.looper.activate();
+    if (!this.looper) {
+      this.looper = new AudioLooper(512);
+      this.looper.setChannel(this.master);
+      this.looper.activate();
+    }
   }
   stop() {
-    this.looper.setChannel(null);
+    if (this.looper) {
+      this.looper.setChannel(null);
+      this.looper = null;
+    }
   }
 }
 
diff --git a/src/platform/vcs.ts b/src/platform/vcs.ts
index bd25ef62..3e9fb979 100644
--- a/src/platform/vcs.ts
+++ b/src/platform/vcs.ts
@@ -69,6 +69,8 @@ class VCSPlatform extends BasePlatform {
     var self = this;
     $("#javatari-div").show();
     Javatari.start();
+    // for Chrome autostart
+    Javatari.room.speaker.powerOff();
     // intercept clockPulse function
     Javatari.room.console.oldClockPulse = Javatari.room.console.clockPulse;
     Javatari.room.console.clockPulse = function() {
@@ -127,11 +129,10 @@ class VCSPlatform extends BasePlatform {
   }
   pause() {
     Javatari.room.console.pause();
-    Javatari.room.speaker.mute();
   }
   resume() {
     Javatari.room.console.go();
-    Javatari.room.speaker.play();
+    Javatari.room.speaker.powerOn();
   }
   advance() {
     Javatari.room.console.clockPulse();