Preload energy chunks in blocks and beakers, see #306

phetsims · Jan 15, 2020 · 7b8db6b · 7b8db6b
1 parent 9f779ba
commit 7b8db6b
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diff --git a/js/intro/model/EFACIntroModel.js b/js/intro/model/EFACIntroModel.js
@@ -198,7 +198,7 @@ define( require => {
           tandem: tandem.createTandem( 'beakerGroup' ),
           phetioType: PhetioGroupIO( BeakerIO ),
           supportsDynamicState: false,
-          phetioDocumentation: 'group that contains 0-' + EFACConstants.MAX_NUMBER_OF_INTRO_BEAKERS+ ' beakers'
+          phetioDocumentation: 'group that contains 0-' + EFACConstants.MAX_NUMBER_OF_INTRO_BEAKERS + ' beakers'
         } );
 
       // create any specified beakers
@@ -280,6 +280,13 @@ define( require => {
 
       // @public - used to notify the view that a manual step was called
       this.manualStepEmitter = new Emitter( { parameters: [ { valueType: 'number' } ] } );
+
+      // preload energy chunks in blocks and beakers after state has been set
+      _.hasIn( window, 'phet.phetIo.phetioEngine' ) && phet.phetIo.phetioEngine.phetioStateEngine.stateSetEmitter.addListener( () => {
+        this.thermalContainers.forEach( thermalContainer => {
+          thermalContainer.addInitialEnergyChunks();
+        } );
+      } );
     }
 
     /**

diff --git a/js/systems/model/BeakerHeater.js b/js/systems/model/BeakerHeater.js
@@ -367,6 +367,9 @@ define( require => {
           preloadComplete = true;
         }
       }
+
+      // match beaker's energy chunks to its energy level
+      this.beaker.addInitialEnergyChunks();
     }
 
     //REVEIW #247 what are constiables?