add feature: it is now possible to display the target potential field of a...

add feature: it is now possible to display the target potential field of a specific agent if the main model is a potential field model.

VadereGui/resources/messages.properties

@@ -205,6 +205,8 @@ PostVis.menuRecentFiles.title=Recent Files
 PostVis.menuOpenFile.title=Open File...
 PostVis.menuCloseFloorFieldFile.title=Remove Floor Field File
 
+OnlineVis.btnShowPotentialfield.tooltip=Show the Target Potential Field for the selected Agent
+
 InformationDialogError.title=Internal Error
 InformationDialogFileError=Could not load file!
 LoadingDialog.title=Loading...

VadereGui/resources/messages_de_DE.properties

@@ -86,7 +86,6 @@ ProjectView.mntmNew_1.text=Neu
 ProjectView.mntmNew_1.shortcut=C
 ProjectView.mntmGenerateScenario.text=Scenario aus Output generieren
 ProjectView.mntmGenerateScenario.shortcut=G
-ProjectView.pauseTests.shortcut=P
 ProjectView.mntmRename.text=Umbenennen
 ProjectView.mntmSaveAs.text=Speichern unter...
 ProjectView.mntmSaveAs.shortcut=S
@@ -205,6 +204,8 @@ PostVis.menuRecentFiles.title=K\u00FCrzlich verwendete Dateien
 PostVis.menuOpenFile.title=Datei \u00F6ffnen...
 PostVis.menuCloseFloorFieldFile.title=Floor Field-Datei l\u00F6schen
 
+OnlineVis.btnShowPotentialfield.tooltip=Zeigt das Zielpotenzialfeld des ausgew\u00E4hlten Agenten
+
 InformationDialogError.title=Interner Fehelr
 InformationDialogFileError=Datei konnte nicht geladen werden!
 LoadingDialog.title=Lade...

VadereGui/src/org/vadere/gui/components/model/SimulationModel.java

@@ -3,6 +3,7 @@ package org.vadere.gui.components.model;
 import java.awt.Point;
 import java.util.Collection;
 import java.util.Optional;
+import java.util.function.Function;
 
 import org.vadere.state.scenario.Agent;
 import org.vadere.util.geometry.shapes.VPoint;
@@ -24,7 +25,7 @@ public abstract class SimulationModel<T extends DefaultSimulationConfig> extends
 
 	public abstract double getSimTimeInSec();
 
-	public abstract Optional<CellGrid> getPotentialField();
+	public abstract Function<VPoint, Double> getPotentialField();
 
 	public abstract boolean isFloorFieldAvailable();
 
@@ -33,45 +34,48 @@ public abstract class SimulationModel<T extends DefaultSimulationConfig> extends
 	}
 
 	public double getPotential(final int x, final int y) {
-		double result = 0.0;
+		return getPotentialField().apply(pixelToWorld(new VPoint(x, y)));
+	}
 
-		VPoint pos = pixelToWorld(new VPoint(x, y));
-		// VPoint pos = new VPoint(x,y);
+    /*public double getPotential(final int x, final int y) {
+        double result = 0.0;
 
-		Optional<CellGrid> optPotentialField = getPotentialField();
+        VPoint pos = pixelToWorld(new VPoint(x, y));
+        // VPoint pos = new VPoint(x,y);
 
-		if (optPotentialField.isPresent()) {
-			CellGrid potentialField = optPotentialField.get();
-			int incX = 1;
-			int incY = 1;
+        Optional<Function<VPoint, Double>> optPotentialField = getPotentialField();
 
-			Point gridPoint = potentialField.getNearestPointTowardsOrigin(pos);
+        if (optPotentialField.isPresent()) {
+            CellGrid potentialField = optPotentialField.get();
+            int incX = 1;
+            int incY = 1;
 
-			if (gridPoint.x + 1 >= potentialField.getNumPointsX()) {
-				incX = 0;
-			}
+            Point gridPoint = potentialField.getNearestPointTowardsOrigin(pos);
 
-			if (gridPoint.y + 1 >= potentialField.getNumPointsY()) {
-				incY = 0;
-			}
+            if (gridPoint.x + 1 >= potentialField.getNumPointsX()) {
+                incX = 0;
+            }
 
+            if (gridPoint.y + 1 >= potentialField.getNumPointsY()) {
+                incY = 0;
+            }
 
-			VPoint gridPointCoord = potentialField.pointToCoord(gridPoint);
 
-			double z1 = potentialField.getValue(gridPoint).potential;
-			double z2 = potentialField.getValue(new Point(gridPoint.x + incX, gridPoint.y)).potential;
-			double z3 = potentialField.getValue(new Point(gridPoint.x + incX, gridPoint.y + incY)).potential;
-			double z4 = potentialField.getValue(new Point(gridPoint.x, gridPoint.y + incY)).potential;
+            VPoint gridPointCoord = potentialField.pointToCoord(gridPoint);
 
-			double t = (pos.x - gridPointCoord.x) / potentialField.getResolution();
-			double u = (pos.y - gridPointCoord.y) / potentialField.getResolution();
+            double z1 = potentialField.getValue(gridPoint).potential;
+            double z2 = potentialField.getValue(new Point(gridPoint.x + incX, gridPoint.y)).potential;
+            double z3 = potentialField.getValue(new Point(gridPoint.x + incX, gridPoint.y + incY)).potential;
+            double z4 = potentialField.getValue(new Point(gridPoint.x, gridPoint.y + incY)).potential;
 
-			/* Interpolate the known (potential < Double.MAX_VALUE) values. */
-			result = InterpolationUtil.bilinearInterpolation(z1, z2, z3, z4, t, u);
-		}
+            double t = (pos.x - gridPointCoord.x) / potentialField.getResolution();
+            double u = (pos.y - gridPointCoord.y) / potentialField.getResolution();
 
-		return result;
-	}
+            result = InterpolationUtil.bilinearInterpolation(z1, z2, z3, z4, t, u);
+        }
+
+        return result;
+    }*/
 
 	@Override
 	public void notifyObservers() {

VadereGui/src/org/vadere/gui/components/view/DefaultRenderer.java

@@ -13,11 +13,14 @@ import java.awt.geom.Point2D;
 import java.awt.geom.Rectangle2D;
 import java.awt.image.BufferedImage;
 import java.util.Collection;
+import java.util.function.Function;
 
 import org.vadere.gui.components.model.IDefaultModel;
+import org.vadere.simulator.models.potential.fields.PotentialFieldTarget;
 import org.vadere.state.scenario.Agent;
 import org.vadere.state.scenario.Pedestrian;
 import org.vadere.state.scenario.ScenarioElement;
+import org.vadere.util.geometry.shapes.VPoint;
 import org.vadere.util.geometry.shapes.VRectangle;
 import org.vadere.util.math.MathUtil;
 import org.vadere.util.potential.CellGrid;
@@ -226,6 +229,77 @@ public abstract class DefaultRenderer {
 		return (float) (2.0 / defaultModel.getScaleFactor());
 	}
 
+    /*protected void paintPotentialField(final Graphics2D g, final Function<VPoint, Double> potentialField, final VRectangle bound) {
+        float norm;
+
+        if (potentialField == null) {
+            return;
+        }
+
+        double pixToW = 1.0 / defaultModel.getScaleFactor();
+        double potOld, maxPotential = 0, invPotential;
+        double maxBorder = Math.max(bound.getWidth(), bound.getHeight());
+
+
+
+        for (double y = bound.getMinY(); y < bound.getMaxY(); y += pixToW) {
+            for (double x = bound.getMinX(); x < bound.getMaxX(); x += pixToW) {
+                potOld = potentialField.apply(new VPoint(x,y));
+
+                if ((potOld > maxPotential) && (potOld != Double.MAX_VALUE)) {
+                    maxPotential = potOld;
+                }
+            }
+        }
+
+        for (double y = bound.getMinY(); y < bound.getMaxY(); y += pixToW) {
+            for (double x = bound.getMinX(); x < bound.getMaxX(); x += pixToW) {
+                double contourDist = 0.02f;
+                boolean isContourLine = false;
+                double potential[] = new double[3];
+
+                if (!isContourLine) {
+                    invPotential = 1 - potential[0];
+
+                    if (invPotential < 1 / 7.0) {
+                        norm = (float) (invPotential * 6.0);
+                        g.setColor(new Color(0.14285f - norm * 7 / 6.0f * 0.14285f, 0.14285f - norm * 7 / 6.0f
+                                * 0.14285f, norm + 0.14285f));
+                    }
+                    else if (invPotential < 2 / 7.0) {
+                        norm = (float) ((invPotential - 1.0 / 7.0) * 6.0 + 0.14285f);
+                        g.setColor(new Color(norm, 0, 1.0f));
+                    }
+                    else if (invPotential < 3 / 7.0) {
+                        norm = (float) ((invPotential - 2.0 / 7.0) * 7.0);
+                        g.setColor(new Color(1.0f, 0, 1.0f - norm));
+                    }
+                    else if (invPotential < 4 / 7.0) {
+                        norm = (float) ((invPotential - 3.0 / 7.0) * 7.0);
+                        g.setColor(new Color(1.0f, norm, 0));
+                    }
+                    else if (invPotential < 5 / 7.0) {
+                        norm = (float) ((invPotential - 4.0 / 7.0) * 7.0);
+                        g.setColor(new Color(1.0f - norm, 1.0f, 0));
+                    }
+                    else if (invPotential < 6 / 7.0) {
+                        norm = (float) ((invPotential - 5.0 / 7.0) * 7.0);
+                        g.setColor(new Color(0, 1.0f, norm));
+                    }
+                    else {
+                        norm = (float) ((invPotential - 6.0 / 7.0) * 7.0);
+                        g.setColor(new Color(norm, 1.0f, 1.0f));
+                    }
+                }
+                else {
+                    g.setColor(new Color(0.3f, 0.3f, 0.3f));
+                }
+
+                g.fill(new Rectangle2D.Double(x, y, pixToW, pixToW));
+            }
+        }
+    }*/
+
 	protected void paintPotentialField(final Graphics2D g, final CellGrid potentialField) {
 		float norm;
 

VadereGui/src/org/vadere/gui/onlinevisualization/OnlineVisualization.java

@@ -2,11 +2,15 @@ package org.vadere.gui.onlinevisualization;
 
 import javax.swing.JPanel;
 
+import org.jetbrains.annotations.NotNull;
+import org.jetbrains.annotations.Nullable;
 import org.vadere.gui.onlinevisualization.model.OnlineVisualizationModel;
 import org.vadere.gui.onlinevisualization.view.MainPanel;
 import org.vadere.gui.onlinevisualization.view.OnlineVisualisationWindow;
 import org.vadere.gui.onlinevisualization.view.OnlinevisualizationRenderer;
 import org.vadere.simulator.control.PassiveCallback;
+import org.vadere.simulator.models.potential.fields.PotentialFieldTarget;
+import org.vadere.simulator.models.potential.fields.PotentialFieldTargetGrid;
 import org.vadere.state.scenario.Topography;
 
 public class OnlineVisualization implements PassiveCallback {
@@ -20,10 +24,12 @@ public class OnlineVisualization implements PassiveCallback {
 	public class ObservationAreaSnapshotData {
 		public final double simTimeInSec;
 		public final Topography scenario;
+		public final PotentialFieldTarget potentialFieldTarget;
 
-		public ObservationAreaSnapshotData(double simTimeInSec, Topography scenario) {
+		public ObservationAreaSnapshotData(double simTimeInSec, @NotNull Topography scenario, @Nullable PotentialFieldTarget potentialFieldTarget) {
 			this.simTimeInSec = simTimeInSec;
 			this.scenario = scenario;
+			this.potentialFieldTarget = potentialFieldTarget;
 		}
 	}
 
@@ -31,6 +37,7 @@ public class OnlineVisualization implements PassiveCallback {
 	private OnlineVisualisationWindow onlineVisualisationPanel;
 	private OnlineVisualizationModel model;
 	private Topography scenario;
+	private PotentialFieldTarget potentialFieldTarget;
 	private boolean enableVisualization;
 
 	public OnlineVisualization(boolean enableVisualization) {
@@ -48,6 +55,11 @@ public class OnlineVisualization implements PassiveCallback {
 		this.scenario = scenario;
 	}
 
+    @Override
+	public void setPotentialFieldTarget(final PotentialFieldTarget potentialFieldTarget) {
+	    this.potentialFieldTarget = potentialFieldTarget;
+    }
+
 	@Override
 	public void preLoop(double simTimeInSec) {
 		onlineVisualisationPanel.setVisible(this.enableVisualization);
@@ -80,7 +92,7 @@ public class OnlineVisualization implements PassiveCallback {
 		synchronized (model.getDataSynchronizer()) {
 			/* Push new snapshot of the observation area to the draw thread. */
 			model.pushObersavtionAreaSnapshot(
-					new ObservationAreaSnapshotData(simTimeInSec, scenario.clone()));
+					new ObservationAreaSnapshotData(simTimeInSec, scenario.clone(), model.config.isShowPotentialField() ? potentialFieldTarget.clone() : null));
 		}
 	}
 

VadereGui/src/org/vadere/gui/onlinevisualization/control/ActionShowPotentialField.java

+package org.vadere.gui.onlinevisualization.control;
+
+import org.apache.log4j.LogManager;
+import org.apache.log4j.Logger;
+import org.vadere.gui.components.model.DefaultSimulationConfig;
+import org.vadere.gui.components.model.SimulationModel;
+import org.vadere.gui.components.view.SimulationRenderer;
+import org.vadere.gui.onlinevisualization.view.IRendererChangeListener;
+
+import javax.swing.*;
+import java.awt.event.ActionEvent;
+
+/**
+ * @author Benedikt Zoennchen
+ */
+public class ActionShowPotentialField extends AbstractAction implements IRendererChangeListener {
+    private static Logger logger = LogManager.getLogger(ActionShowPotentialField.class);
+    private final SimulationModel<? extends DefaultSimulationConfig> model;
+
+    public ActionShowPotentialField(final String name, final Icon icon, final SimulationModel<? extends DefaultSimulationConfig> model) {
+        super(name, icon);
+        this.model = model;
+    }
+
+    @Override
+    public void actionPerformed(ActionEvent e) {
+        model.config.setShowPotentialField(!model.config.isShowPotentialField());
+        model.notifyObservers();
+    }
+
+    @Override
+    public void update(SimulationRenderer renderer) {}
+}

VadereGui/src/org/vadere/gui/onlinevisualization/model/OnlineVisualizationModel.java

@@ -6,16 +6,16 @@ import java.util.Collection;
 import java.util.Iterator;
 import java.util.LinkedList;
 import java.util.Optional;
+import java.util.function.Function;
 
+import org.apache.tools.ant.taskdefs.Tar;
 import org.vadere.gui.components.model.DefaultSimulationConfig;
 import org.vadere.gui.components.model.SimulationModel;
 import org.vadere.gui.onlinevisualization.OnlineVisualization;
-import org.vadere.state.scenario.Agent;
-import org.vadere.state.scenario.Car;
-import org.vadere.state.scenario.Pedestrian;
-import org.vadere.state.scenario.ScenarioElement;
-import org.vadere.state.scenario.Topography;
-import org.vadere.state.scenario.TopographyIterator;
+import org.vadere.simulator.models.potential.fields.PotentialFieldTarget;
+import org.vadere.simulator.models.potential.fields.PotentialFieldTargetGrid;
+import org.vadere.state.scenario.*;
+import org.vadere.util.geometry.shapes.VPoint;
 import org.vadere.util.potential.CellGrid;
 import org.vadere.util.voronoi.VoronoiDiagram;
 
@@ -24,7 +24,6 @@ public class OnlineVisualizationModel extends SimulationModel<DefaultSimulationC
 	/**
 	 * Lists for thread safe data exchange between main and draw thread.
 	 */
-	private LinkedList<CellGrid> potentialFieldSnapshots;
 	private LinkedList<VoronoiDiagram> voronoiSnapshots;
 	private LinkedList<OnlineVisualization.ObservationAreaSnapshotData> observationAreaSnapshots;
 
@@ -33,7 +32,7 @@ public class OnlineVisualizationModel extends SimulationModel<DefaultSimulationC
 	 * pontetial field of a certain pedestrian. See 'Simulation' for more
 	 * information. For debug purposes. Updated by popDrawData().
 	 */
-	private CellGrid potentialField = null;
+	private PotentialFieldTarget potentialField = null;
 
 	/**
 	 * Latest snapshot of the jts diagram to be displayed. Updated by
@@ -61,7 +60,6 @@ public class OnlineVisualizationModel extends SimulationModel<DefaultSimulationC
 	public OnlineVisualizationModel() {
 		super(new DefaultSimulationConfig());
 		this.drawDataSynchronizer = new Object();
-		this.potentialFieldSnapshots = new LinkedList<>();
 		this.voronoiSnapshots = new LinkedList<>();
 		this.observationAreaSnapshots = new LinkedList<>();
 	}
@@ -109,6 +107,9 @@ public class OnlineVisualizationModel extends SimulationModel<DefaultSimulationC
 					observationAreaSnapshots.getFirst();
 			simTimeInSec = observationAreaSnapshot.simTimeInSec;
 
+			// potentialField might be null!
+			potentialField = observationAreaSnapshot.potentialFieldTarget;
+
 			/*
 			 * if(topography == null ||
 			 * !topography.getBounds().equals(observationAreaSnapshot.scenario.getBounds())) {
@@ -134,20 +135,15 @@ public class OnlineVisualizationModel extends SimulationModel<DefaultSimulationC
 				setSelectedElement(ped);
 			}
 
-
-			if (!potentialFieldSnapshots.isEmpty()) {
-				potentialField = potentialFieldSnapshots.getFirst();
-			}
-
 			if (!voronoiSnapshots.isEmpty()) {
 				voronoiDiagram = voronoiSnapshots.getFirst();
 			}
+
 			return true;
 		}
 	}
 
-	public void pushObersavtionAreaSnapshot(
-			final OnlineVisualization.ObservationAreaSnapshotData observationAreaSnapshotData) {
+	public void pushObersavtionAreaSnapshot(final OnlineVisualization.ObservationAreaSnapshotData observationAreaSnapshotData) {
 		if (observationAreaSnapshots.size() > 0) {
 			observationAreaSnapshots.pop();
 		}
@@ -156,7 +152,6 @@ public class OnlineVisualizationModel extends SimulationModel<DefaultSimulationC
 	}
 
 	public void reset() {
-		potentialFieldSnapshots.clear();
 		voronoiSnapshots.clear();
 		observationAreaSnapshots.clear();
 		selectedElement = null;
@@ -175,15 +170,6 @@ public class OnlineVisualizationModel extends SimulationModel<DefaultSimulationC
 		return drawDataSynchronizer;
 	}
 
-
-	/**
-	 * Returns the list of potential field snapshots. Used for thread safe data
-	 * exchange between main thread and draw thread.
-	 */
-	public LinkedList<CellGrid> getPotentialFieldSnapshots() {
-		return potentialFieldSnapshots;
-	}
-
 	/**
 	 * Returns the list of jts diagram snapshots. Used for thread safe data
 	 * exchange between main thread and draw thread.
@@ -193,13 +179,22 @@ public class OnlineVisualizationModel extends SimulationModel<DefaultSimulationC
 	}
 
 	@Override
-	public Optional<CellGrid> getPotentialField() {
-		return Optional.ofNullable(potentialField);
+	public Function<VPoint, Double> getPotentialField() {
+	    Function<VPoint, Double> f = pos -> 0.0;
+
+	    if(potentialField != null) {
+            if(getSelectedElement() instanceof Agent) {
+                Agent selectedAgent = (Agent)getSelectedElement();
+                f = pos -> potentialField.getTargetPotential(pos, selectedAgent);
+            }
+        }
+
+		return f;
 	}
 
 	@Override
 	public boolean isFloorFieldAvailable() {
-		return getPotentialField().isPresent();
+		return true;
 	}
 
 	public double getSimTimeInSec() {

VadereGui/src/org/vadere/gui/onlinevisualization/view/OnlineVisualisationWindow.java

@@ -17,6 +17,7 @@ import org.vadere.gui.components.view.ScenarioScrollPane;
 import org.vadere.gui.components.view.SimulationInfoPanel;
 import org.vadere.gui.onlinevisualization.control.ActionGeneratePNG;
 import org.vadere.gui.onlinevisualization.control.ActionGenerateSVG;
+import org.vadere.gui.onlinevisualization.control.ActionShowPotentialField;
 import org.vadere.gui.onlinevisualization.model.OnlineVisualizationModel;
 
 import java.awt.*;
@@ -149,8 +150,14 @@ public class OnlineVisualisationWindow extends JPanel implements Observer {
 				new OnlinevisualizationRenderer(model),
 				model);
 
+        ActionShowPotentialField showPotentialField = new ActionShowPotentialField(
+                "showPotentialField",
+                resources.getIcon("potentialField.png", iconWidth, iconHeight),
+                model);
+
 		mainPanel.addRendererChangeListener(generatePNG);
 		mainPanel.addRendererChangeListener(generateSVG);
+		mainPanel.addRendererChangeListener(showPotentialField);
 
 
 		SwingUtils.addActionToToolbar(toolbar, paintPedestriansAction,
@@ -169,6 +176,7 @@ public class OnlineVisualisationWindow extends JPanel implements Observer {
 
 		SwingUtils.addActionToToolbar(toolbar, generatePNG, Messages.getString("PostVis.btnPNGSnapshot.tooltip"));
 		SwingUtils.addActionToToolbar(toolbar, generateSVG, Messages.getString("PostVis.btnSVGSnapshot.tooltip"));
+        SwingUtils.addActionToToolbar(toolbar, showPotentialField, Messages.getString("OnlineVis.btnShowPotentialfield.tooltip"));
 
 		add(toolbar, cc.xyw(2, 2, 3));
 		add(scrollPane, cc.xy(2, 4));

VadereGui/src/org/vadere/gui/postvisualization/model/PostvisualizationModel.java

 package org.vadere.gui.postvisualization.model;
 
-import java.awt.Color;
+import java.awt.*;
 import java.io.IOException;
 import java.text.ParseException;
 import java.util.ArrayList;
@@ -11,6 +11,7 @@ import java.util.Iterator;
 import java.util.List;
 import java.util.Map;
 import java.util.Optional;
+import java.util.function.Function;
 import java.util.stream.Collectors;
 import java.util.stream.Stream;
 
@@ -27,6 +28,7 @@ import org.vadere.state.scenario.TopographyIterator;
 import org.vadere.state.simulation.Step;
 import org.vadere.state.simulation.Trajectory;
 import org.vadere.state.util.StateJsonConverter;
+import org.vadere.util.geometry.shapes.VPoint;
 import org.vadere.util.io.parser.JsonLogicParser;
 import org.vadere.util.io.parser.VPredicate;
 import org.vadere.util.potential.CellGrid;
@@ -166,23 +168,23 @@ public class PostvisualizationModel extends SimulationModel<PostvisualizationCon
 	}
 
 	@Override
-	public Optional<CellGrid> getPotentialField() {
-		if (potentialContainer == null || step == null) {
-			return Optional.empty();
-		} else {
-			try {
-				return Optional.ofNullable(potentialContainer.getPotentialField(step.getStepNumber()));
-			} catch (IOException e) {
-				e.printStackTrace();
-				logger.error("could not load potential field "+ e.getMessage());
-				return Optional.empty();
-			}
-		}
+	public Function<VPoint, Double> getPotentialField() {
+        Function<VPoint, Double> f = p -> 0.0;
+        try {
+            if (potentialContainer != null && step != null) {
+                final CellGrid potentialField = potentialContainer.getPotentialField(step.getStepNumber());
+                f = potentialField.getInterpolationFunction();
+            }
+        } catch (IOException e) {
+            logger.warn("could not load potential field from file.");
+            e.printStackTrace();
+        }
+        return f;
 	}
 
 	@Override
 	public boolean isFloorFieldAvailable() {
-		return getPotentialField().isPresent();
+		return potentialContainer != null && step != null;
 	}
 
 	@Override

VadereModelTests/TestGNM/scenarios/basic_1_chicken_gnm1.scenario

@@ -4,14 +4,7 @@
   "release" : "0.2",
   "processWriters" : {
     "files" : [ ],
-    "processors" : [ {
-      "type" : "org.vadere.simulator.projects.dataprocessing.processor.EvacuationTimeProcessor",
-      "id" : 1,
-      "attributesType" : "org.vadere.state.attributes.processor.AttributesEvacuationTimeProcessor",
-      "attributes" : {
-        "pedestrianEvacuationTimeProcessorId" : 1
-      }
-    } ],
+    "processors" : [ ],
     "isTimestamped" : true
   },
   "scenario" : {

VadereModelTests/TestOSM/scenarios/queueing_floor_field_osm1.scenario

@@ -61,7 +61,7 @@
           "pedestrianOtherTargetDensityWeight" : 3.5,
           "pedestrianWeight" : 3.5,
           "queueWidthLoading" : 5.0,
-          "pedestrianDynamicWeight" : 6.0,
+          "pedestrianDynamicWeight" : 1.0,
           "loadingType" : "CONSTANT"
         }
       }

VadereSimulator/src/org/vadere/simulator/control/PassiveCallback.java

 package org.vadere.simulator.control;
 
+import org.vadere.simulator.models.potential.fields.PotentialFieldTarget;
 import org.vadere.state.scenario.Topography;
 
 /**
@@ -18,4 +19,6 @@ public interface PassiveCallback {
 	void postUpdate(double simTimeInSec);
 
 	void setTopography(Topography scenario);
+
+	default void setPotentialFieldTarget(PotentialFieldTarget potentialFieldTarget){}
 }

VadereSimulator/src/org/vadere/simulator/control/Simulation.java

@@ -5,6 +5,8 @@ import org.apache.log4j.Logger;
 import org.vadere.simulator.models.DynamicElementFactory;
 import org.vadere.simulator.models.MainModel;
 import org.vadere.simulator.models.Model;
+import org.vadere.simulator.models.potential.PotentialFieldModel;
+import org.vadere.simulator.models.potential.fields.PotentialFieldTarget;
 import org.vadere.simulator.projects.ScenarioStore;
 import org.vadere.simulator.projects.dataprocessing.ProcessorManager;
 import org.vadere.state.attributes.AttributesSimulation;
@@ -84,8 +86,17 @@ public class Simulation {
 
 		this.topographyController = new TopographyController(topography, dynamicElementFactory);
 
+        PotentialFieldTarget pft = null;
+        if(mainModel instanceof PotentialFieldModel) {
+            pft = ((PotentialFieldModel) mainModel).getPotentialFieldTarget();
+        }
+
+
 		for (PassiveCallback pc : this.passiveCallbacks) {
 			pc.setTopography(topography);
+            if(pft != null) {
+                pc.setPotentialFieldTarget(pft);
+            }
 		}
 
 		// create source and target controllers

VadereSimulator/src/org/vadere/simulator/models/potential/fields/AbstractPotentialFieldTarget.java

@@ -24,7 +24,7 @@ public abstract class AbstractPotentialFieldTarget implements IPotentialTargetGr
 
 	protected static double EPSILON_SIM_TIME = 1e-100; // TODO [priority=medium] [task=fix] 1e-100 comparisons with values that are O(1e-8) are dangerous. Better use 1e-8 here.
 	protected double lastUpdateTimestamp;
-	private Topography topography;
+	protected Topography topography;
 	private boolean wasUpdated;
 	private static Logger logger = LogManager.getLogger(AbstractPotentialFieldTarget.class);
 
@@ -237,4 +237,15 @@ public abstract class AbstractPotentialFieldTarget implements IPotentialTargetGr
 			return Optional.empty();
 		}
 	}
+
+    @Override
+    public AbstractPotentialFieldTarget clone() {
+        try {
+            AbstractPotentialFieldTarget clone = (AbstractPotentialFieldTarget) super.clone();
+            clone.topography = topography.clone();
+            return clone;
+        } catch (CloneNotSupportedException e) {
+            throw new InternalError(e.getMessage());
+        }
+    }
 }

VadereSimulator/src/org/vadere/simulator/models/potential/fields/PotentialFieldAgent.java

@@ -51,8 +51,7 @@ public interface PotentialFieldAgent extends Model {
 	 *        the pedestrian in the center of the relevant area. It can be
 	 *        used to determine if some pedestrians have special relation
 	 *        (like group member) that would change the potential value.
-	 * @param scenario
-	 *        the current scenario to enable the
+	 * @param topography the current topography to enable the
 	 *        {@link PotentialFieldAgent} to search for the relevant
 	 *        pedestrians.
 	 * @return

VadereSimulator/src/org/vadere/simulator/models/potential/fields/PotentialFieldTarget.java

@@ -5,10 +5,12 @@ import org.vadere.state.scenario.Agent;
 import org.vadere.util.geometry.Vector2D;
 import org.vadere.util.geometry.shapes.VPoint;
 
-public interface PotentialFieldTarget extends Model {
+public interface PotentialFieldTarget extends Model, Cloneable {
 	boolean needsUpdate();
 
 	double getTargetPotential(final VPoint pos, final Agent ped);
 
 	Vector2D getTargetPotentialGradient(final VPoint pos, final Agent ped);
+
+    PotentialFieldTarget clone();
 }

VadereSimulator/src/org/vadere/simulator/models/potential/fields/PotentialFieldTargetGrid.java

@@ -15,11 +15,9 @@ import org.vadere.util.geometry.shapes.VShape;
  * based on the AttributesFloorField.
  *
  */
-public class PotentialFieldTargetGrid<T extends Agent> extends AbstractPotentialFieldTarget {
+public class PotentialFieldTargetGrid extends AbstractPotentialFieldTarget {
 
 	// private HashMap<Integer, PotentialFieldAndInitializer> staticPotentialFields;
-	/** The topography the floor fields are generated for. */
-	private Topography topography;
 
 	/* Optimization */
 	private boolean potentialFieldsNeedUpdate;
@@ -31,7 +29,6 @@ public class PotentialFieldTargetGrid<T extends Agent> extends AbstractPotential
 			final AttributesAgent attributesPedestrian,
 			final AttributesFloorField attributesPotential) {
 		super(topography);
-		this.topography = topography;
 		this.attributesPedestrian = attributesPedestrian;
 		this.potentialFieldsNeedUpdate = false;
 		this.lastUpdateTimestamp = -1;
@@ -57,7 +54,17 @@ public class PotentialFieldTargetGrid<T extends Agent> extends AbstractPotential
 		throw new UnsupportedOperationException("gradient not yet implemented");
 	}
 
-	@Override
+    @Override
+    public PotentialFieldTargetGrid clone() {
+        PotentialFieldTargetGrid clone = (PotentialFieldTargetGrid) super.clone();
+
+        // this is for security reasons: Attributes are immutable however we might break this using reflection.
+        clone.attributes = (AttributesFloorField)attributes.clone();
+        clone.attributesPedestrian = (AttributesAgent) attributesPedestrian.clone();
+        return clone;
+    }