add maxBalls query parameter for testing dialog, #72

phetsims · Aug 30, 2016 · 3abd4a9 · 3abd4a9
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diff --git a/js/common/PlinkoProbabilityQueryParameters.js b/js/common/PlinkoProbabilityQueryParameters.js
@@ -16,6 +16,9 @@ define( function( require ) {
 
   var PlinkoProbabilityQueryParameters = {
 
+    // maximum number of balls that can be in any 1 bin in the Lab screen, e.g. maxBalls=10
+    MAX_BALLS: getQueryParameter( 'maxBalls' ) && parseInt( getQueryParameter( 'maxBalls' ) ),
+
     // number of balls to put in the histogram at startup, e.g. populateHistogram=20
     POPULATE_HISTOGRAM: getQueryParameter( 'populateHistogram' ) && parseInt( getQueryParameter( 'populateHistogram' ) )
   };

diff --git a/js/lab/model/LabModel.js b/js/lab/model/LabModel.js
@@ -14,9 +14,10 @@ define( function( require ) {
   var inherit = require( 'PHET_CORE/inherit' );
   var plinkoProbability = require( 'PLINKO_PROBABILITY/plinkoProbability' );
   var PlinkoProbabilityCommonModel = require( 'PLINKO_PROBABILITY/common/model/PlinkoProbabilityCommonModel' );
+  var PlinkoProbabilityQueryParameters = require( 'PLINKO_PROBABILITY/common/PlinkoProbabilityQueryParameters' );
 
   // constants
-  var MAX_NUMBER_BALLS = 9999; // max number of balls per bin
+  var MAX_NUMBER_BALLS = PlinkoProbabilityQueryParameters.MAX_BALLS || 9999; // max number of balls per bin
 
   /**
    * @constructor