From 73dbc824110da1436f471bb54f8da29710bf06e3 Mon Sep 17 00:00:00 2001
From: Eric Rosenbaum <eric.rosenbaum@gmail.com>
Date: Tue, 14 Nov 2017 14:36:34 -0500
Subject: [PATCH] Get number of drums from drum info array

---
 src/extensions/scratch3_music/index.js | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/src/extensions/scratch3_music/index.js b/src/extensions/scratch3_music/index.js
index e0b2ca262..84bd46798 100644
--- a/src/extensions/scratch3_music/index.js
+++ b/src/extensions/scratch3_music/index.js
@@ -425,8 +425,7 @@ class Scratch3MusicBlocks {
             let drum = Cast.toNumber(args.DRUM);
             drum = Math.round(drum);
             drum -= 1; // drums are one-indexed
-            if (typeof this.runtime.audioEngine === 'undefined') return;
-            drum = MathUtil.wrapClamp(drum, 0, this.runtime.audioEngine.numDrums - 1);
+            drum = MathUtil.wrapClamp(drum, 0, this.DRUM_INFO.length - 1);
             let beats = Cast.toNumber(args.BEATS);
             beats = this._clampBeats(beats);
             if (util.target.audioPlayer !== null) {