don't alert left/right when amplitude is not settled, #136

phetsims · Nov 28, 2018 · 292cc1c · 292cc1c
1 parent b8412d4
commit 292cc1c
Showing 1 changed file with 4 additions and 1 deletion.
diff --git a/js/friction/view/describers/BookMovementDescriber.js b/js/friction/view/describers/BookMovementDescriber.js
@@ -110,7 +110,10 @@ define( require => {
 
           // if both the left and right alerts haven't yet been alerted while separated
           if ( !this.separatedAlertPair.bothAlerted() ) {
-            this.alertDirections( direction );
+
+            if ( this.model.amplitudeProperty.value < FrictionModel.AMPLITUDE_SETTLED_THRESHOLD ) {
+              this.alertDirections( direction );
+            }
             this.separatedAlertPair.updateFromDirection( direction );
           }