Rework the CustomExpression evaluation to use SimulationListeners. Removed the OpenR...

[debian/openrocket] / core / src / net / sf / openrocket / gui / util / SwingPreferences.java

diff --git a/core/src/net/sf/openrocket/gui/util/SwingPreferences.java b/core/src/net/sf/openrocket/gui/util/SwingPreferences.java
index 13b24962b81e309b9ae0e546966e1cc31f28005e..55aed61661ccdd53ffe12d9fe7c43f9b5f66ec33 100644 (file)
--- a/core/src/net/sf/openrocket/gui/util/SwingPreferences.java
+++ b/core/src/net/sf/openrocket/gui/util/SwingPreferences.java
@@ -15,7 +15,6 @@ import java.util.prefs.BackingStoreException;
 import java.util.prefs.Preferences;
 
 import net.sf.openrocket.arch.SystemInfo;
-import net.sf.openrocket.document.OpenRocketDocument;
 import net.sf.openrocket.document.Simulation;
 import net.sf.openrocket.logging.LogHelper;
 import net.sf.openrocket.material.Material;
@@ -399,7 +398,7 @@ public class SwingPreferences extends net.sf.openrocket.startup.Preferences {
        }
        
        public Simulation getBackgroundSimulation(Rocket rocket) {
-               Simulation s = new Simulation(new OpenRocketDocument(rocket), rocket);
+               Simulation s = new Simulation(rocket);
                SimulationOptions cond = s.getOptions();
                
                cond.setTimeStep(RK4SimulationStepper.RECOMMENDED_TIME_STEP * 2);