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Rewrote the traffic history visualization with blue arrows that fade

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away based on their age. Age is calculated from the simulation time
so the fade depends on the simulation speed.
This commit is contained in:
Adam Dunkels 2012-06-05 08:07:47 +02:00
parent cce3628440
commit bd86a807c8
1 changed files with 107 additions and 71 deletions
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178
tools/cooja/java/se/sics/cooja/plugins/skins/TrafficVisualizerSkin.java
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@ -34,6 +34,7 @@ package se.sics.cooja.plugins.skins;
import java.awt.Color; import java.awt.Color;
import java.awt.Graphics; import java.awt.Graphics;
import java.awt.Point; import java.awt.Point;
import java.awt.Polygon;
import java.util.ArrayDeque; import java.util.ArrayDeque;
import java.util.Observable; import java.util.Observable;
import java.util.Observer; import java.util.Observer;
@ -72,25 +73,23 @@ import se.sics.cooja.radiomediums.AbstractRadioMedium;
@ClassDescription("Radio traffic") @ClassDescription("Radio traffic")
public class TrafficVisualizerSkin implements VisualizerSkin { public class TrafficVisualizerSkin implements VisualizerSkin {
private static Logger logger = Logger.getLogger(TrafficVisualizerSkin.class); private static Logger logger = Logger.getLogger(TrafficVisualizerSkin.class);
private static final boolean DRAW_ARROWS = true;
private static final Color COLOR_HISTORY = new Color(100, 100, 100, 100);
private Simulation simulation = null; private Simulation simulation = null;
private Visualizer visualizer = null; private Visualizer visualizer = null;
private Box counters; private Box counters;
private final static int HISTORY_SIZE = 16; private final int MAX_HISTORY_SIZE = 200;
private boolean showHistory = false; private boolean showHistory = true;
private ArrayDeque<RadioConnection> history = new ArrayDeque<RadioConnection>(); private ArrayDeque<RadioConnectionArrow> history = new ArrayDeque<RadioConnectionArrow>();
private AbstractRadioMedium radioMedium; private AbstractRadioMedium radioMedium;
private Observer radioObserver, radioMediumObserver; private Observer radioObserver, radioMediumObserver;
public void setActive(Simulation simulation, Visualizer vis) { public void setActive(final Simulation simulation, Visualizer vis) {
if (!(simulation.getRadioMedium() instanceof AbstractRadioMedium)) { if (!(simulation.getRadioMedium() instanceof AbstractRadioMedium)) {
logger.fatal("Radio medium type not supported: " + simulation.getRadioMedium()); logger.fatal("Radio medium type not supported: "
+ simulation.getRadioMedium());
return; return;
} }
this.radioMedium = (AbstractRadioMedium) simulation.getRadioMedium(); this.radioMedium = (AbstractRadioMedium) simulation.getRadioMedium();
@ -99,7 +98,8 @@ public class TrafficVisualizerSkin implements VisualizerSkin {
final JLabel txCounter = new JLabel("TX: " + radioMedium.COUNTER_TX); final JLabel txCounter = new JLabel("TX: " + radioMedium.COUNTER_TX);
final JLabel rxCounter = new JLabel("RX: " + radioMedium.COUNTER_RX); final JLabel rxCounter = new JLabel("RX: " + radioMedium.COUNTER_RX);
final JLabel interferedCounter = new JLabel("INT: " + radioMedium.COUNTER_INTERFERED); final JLabel interferedCounter = new JLabel("INT: "
+ radioMedium.COUNTER_INTERFERED);
counters = Box.createHorizontalBox(); counters = Box.createHorizontalBox();
counters.add(txCounter); counters.add(txCounter);
@ -108,22 +108,19 @@ public class TrafficVisualizerSkin implements VisualizerSkin {
counters.add(Box.createHorizontalStrut(10)); counters.add(Box.createHorizontalStrut(10));
counters.add(interferedCounter); counters.add(interferedCounter);
/* visualizer.getCurrentCanvas().add(counters);*/ /* visualizer.getCurrentCanvas().add(counters); */
/* Start observing radio medium and radios */ /* Start observing radio medium and radios */
radioMedium.addRadioMediumObserver(radioMediumObserver = new Observer() { radioMedium.addRadioMediumObserver(radioMediumObserver = new Observer() {
public void update(Observable obs, Object obj) { public void update(Observable obs, Object obj) {
txCounter.setText("TX: " + radioMedium.COUNTER_TX); txCounter.setText("TX: " + radioMedium.COUNTER_TX);
rxCounter.setText("RX: " + radioMedium.COUNTER_RX); rxCounter.setText("RX: " + radioMedium.COUNTER_RX);
interferedCounter.setText("INT: " + + radioMedium.COUNTER_INTERFERED); interferedCounter.setText("INT: " + +radioMedium.COUNTER_INTERFERED);
if (showHistory) { if (showHistory) {
RadioConnection last = radioMedium.getLastConnection(); RadioConnection last = radioMedium.getLastConnection();
if (last != null) { if (last != null && history.size() < MAX_HISTORY_SIZE) {
history.add(last); history.add(new RadioConnectionArrow(last));
while (history.size() > HISTORY_SIZE) {
history.removeFirst();
}
} }
} }
visualizer.repaint(); visualizer.repaint();
@ -141,6 +138,7 @@ public class TrafficVisualizerSkin implements VisualizerSkin {
r.addObserver(radioObserver); r.addObserver(radioObserver);
} }
} }
public void moteWasRemoved(Mote mote) { public void moteWasRemoved(Mote mote) {
Radio r = mote.getInterfaces().getRadio(); Radio r = mote.getInterfaces().getRadio();
if (r != null) { if (r != null) {
@ -149,13 +147,33 @@ public class TrafficVisualizerSkin implements VisualizerSkin {
history.clear(); history.clear();
} }
}); });
for (Mote mote: simulation.getMotes()) { for (Mote mote : simulation.getMotes()) {
Radio r = mote.getInterfaces().getRadio(); Radio r = mote.getInterfaces().getRadio();
if (r != null) { if (r != null) {
r.addObserver(radioObserver); r.addObserver(radioObserver);
} }
} }
simulation.addMillisecondObserver(new Observer() {
public void update(Observable obs, Object obj) {
if((simulation.getSimulationTimeMillis() % 100) == 0) {
RadioConnectionArrow[] historyArr = history.toArray(new RadioConnectionArrow[0]);
if(historyArr.length > 0) {
visualizer.repaint();
}
for (RadioConnectionArrow connArrow : historyArr) {
if (connArrow == null) {
continue;
}
connArrow.increaseAge();
if(connArrow.getAge() >= connArrow.getMaxAge()) {
history.remove(connArrow);
}
}
}
}
});
/* Register menu actions */ /* Register menu actions */
visualizer.registerSimulationMenuAction(ToggleHistoryAction.class); visualizer.registerSimulationMenuAction(ToggleHistoryAction.class);
} }
@ -170,7 +188,7 @@ public class TrafficVisualizerSkin implements VisualizerSkin {
/* Stop observing radio medium and radios */ /* Stop observing radio medium and radios */
radioMedium.deleteRadioMediumObserver(radioMediumObserver); radioMedium.deleteRadioMediumObserver(radioMediumObserver);
for (Mote mote: simulation.getMotes()) { for (Mote mote : simulation.getMotes()) {
Radio r = mote.getInterfaces().getRadio(); Radio r = mote.getInterfaces().getRadio();
if (r != null) { if (r != null) {
r.addObserver(radioObserver); r.addObserver(radioObserver);
@ -182,35 +200,38 @@ public class TrafficVisualizerSkin implements VisualizerSkin {
} }
public Color[] getColorOf(Mote mote) { public Color[] getColorOf(Mote mote) {
if (simulation == null) {
/* Skin was never activated */
return null;
}
Radio moteRadio = mote.getInterfaces().getRadio();
if (moteRadio == null) {
return null;
}
if (!moteRadio.isRadioOn()) {
return new Color[] { Color.GRAY };
}
if (moteRadio.isTransmitting()) {
return new Color[] { Color.BLUE };
}
if (moteRadio.isInterfered()) {
return new Color[] { Color.RED };
}
if (moteRadio.isReceiving()) {
return new Color[] { Color.GREEN };
}
return null; return null;
} }
private Polygon arrowPoly = new Polygon();
private void drawArrow(Graphics g, int xSource, int ySource, int xDest, int yDest, int delta) {
double dx = xSource - xDest;
double dy = ySource - yDest;
double dir = Math.atan2(dx, dy);
double len = Math.sqrt(dx * dx + dy * dy);
dx /= len;
dy /= len;
len -= delta;
xDest = xSource - (int) (dx * len);
yDest = ySource - (int) (dy * len);
g.drawLine(xDest, yDest, xSource, ySource);
final int size = 8;
arrowPoly.reset();
arrowPoly.addPoint(xDest, yDest);
arrowPoly.addPoint(xDest + xCor(size, dir + 0.5), yDest + yCor(size, dir + 0.5));
arrowPoly.addPoint(xDest + xCor(size, dir - 0.5), yDest + yCor(size, dir - 0.5));
arrowPoly.addPoint(xDest, yDest);
g.fillPolygon(arrowPoly);
}
private int yCor(int len, double dir) {
return (int)(0.5 + len * Math.cos(dir));
}
private int xCor(int len, double dir) {
return (int)(0.5 + len * Math.sin(dir));
}
public void paintBeforeMotes(Graphics g) { public void paintBeforeMotes(Graphics g) {
if (simulation == null) { if (simulation == null) {
/* Skin was never activated */ /* Skin was never activated */
@ -219,18 +240,20 @@ public class TrafficVisualizerSkin implements VisualizerSkin {
if (showHistory) { if (showHistory) {
/* Paint history in gray */ /* Paint history in gray */
RadioConnection[] historyArr = history.toArray(new RadioConnection[0]); RadioConnectionArrow[] historyArr = history.toArray(new RadioConnectionArrow[0]);
for (RadioConnection conn : historyArr) { for (RadioConnectionArrow connArrow : historyArr) {
if (conn == null) { if (connArrow == null) {
continue; continue;
} }
g.setColor(COLOR_HISTORY); float colorHistoryIndex = (float)connArrow.getAge() / (float)connArrow.getMaxAge();
Radio source = conn.getSource(); g.setColor(new Color(colorHistoryIndex, colorHistoryIndex, 1.0f));
Point sourcePoint = visualizer.transformPositionToPixel(source.getPosition()); Radio source = connArrow.getConnection().getSource();
for (Radio destRadio : conn.getDestinations()) { Point sourcePoint = visualizer.transformPositionToPixel(source
.getPosition());
for (Radio destRadio : connArrow.getConnection().getDestinations()) {
Position destPos = destRadio.getPosition(); Position destPos = destRadio.getPosition();
Point destPoint = visualizer.transformPositionToPixel(destPos); Point destPoint = visualizer.transformPositionToPixel(destPos);
g.drawLine(sourcePoint.x, sourcePoint.y, destPoint.x, destPoint.y); drawArrow(g, sourcePoint.x, sourcePoint.y, destPoint.x, destPoint.y, 8);
} }
} }
} }
@ -244,24 +267,15 @@ public class TrafficVisualizerSkin implements VisualizerSkin {
continue; continue;
} }
Radio source = conn.getSource(); Radio source = conn.getSource();
Point sourcePoint = visualizer.transformPositionToPixel(source.getPosition()); Point sourcePoint = visualizer.transformPositionToPixel(source
.getPosition());
for (Radio destRadio : conn.getDestinations()) { for (Radio destRadio : conn.getDestinations()) {
if (destRadio == null) { if (destRadio == null) {
continue; continue;
} }
Position destPos = destRadio.getPosition(); Position destPos = destRadio.getPosition();
Point destPoint = visualizer.transformPositionToPixel(destPos); Point destPoint = visualizer.transformPositionToPixel(destPos);
g.drawLine(sourcePoint.x, sourcePoint.y, destPoint.x, destPoint.y); drawArrow(g, sourcePoint.x, sourcePoint.y, destPoint.x, destPoint.y, 8);
/* Draw arrows */
if (DRAW_ARROWS) {
Point centerPoint = new Point(
destPoint.x/2 + sourcePoint.x/2,
destPoint.y/2 + sourcePoint.y/2
);
int startAngle = (int) (-180 * Math.atan2(destPoint.y - sourcePoint.y, destPoint.x - sourcePoint.x)/Math.PI - 90);
g.drawArc(centerPoint.x-5, centerPoint.y-5, 10, 10, startAngle, 180);
}
} }
} }
} }
@ -269,7 +283,7 @@ public class TrafficVisualizerSkin implements VisualizerSkin {
public void paintAfterMotes(Graphics g) { public void paintAfterMotes(Graphics g) {
} }
public static class ToggleHistoryAction implements SimulationMenuAction { public static class ToggleHistoryAction implements SimulationMenuAction {
public boolean isEnabled(Visualizer visualizer, Simulation simulation) { public boolean isEnabled(Visualizer visualizer, Simulation simulation) {
return true; return true;
@ -278,9 +292,9 @@ public class TrafficVisualizerSkin implements VisualizerSkin {
public String getDescription(Visualizer visualizer, Simulation simulation) { public String getDescription(Visualizer visualizer, Simulation simulation) {
VisualizerSkin[] skins = visualizer.getCurrentSkins(); VisualizerSkin[] skins = visualizer.getCurrentSkins();
boolean showing = false; boolean showing = false;
for (VisualizerSkin skin: skins) { for (VisualizerSkin skin : skins) {
if (skin instanceof TrafficVisualizerSkin) { if (skin instanceof TrafficVisualizerSkin) {
showing = ((TrafficVisualizerSkin)skin).showHistory; showing = ((TrafficVisualizerSkin) skin).showHistory;
} }
} }
if (showing) { if (showing) {
@ -291,9 +305,9 @@ public class TrafficVisualizerSkin implements VisualizerSkin {
public void doAction(Visualizer visualizer, Simulation simulation) { public void doAction(Visualizer visualizer, Simulation simulation) {
VisualizerSkin[] skins = visualizer.getCurrentSkins(); VisualizerSkin[] skins = visualizer.getCurrentSkins();
for (VisualizerSkin skin: skins) { for (VisualizerSkin skin : skins) {
if (skin instanceof TrafficVisualizerSkin) { if (skin instanceof TrafficVisualizerSkin) {
((TrafficVisualizerSkin)skin).showHistory = !((TrafficVisualizerSkin)skin).showHistory; ((TrafficVisualizerSkin) skin).showHistory = !((TrafficVisualizerSkin) skin).showHistory;
visualizer.repaint(); visualizer.repaint();
} }
} }
@ -303,4 +317,26 @@ public class TrafficVisualizerSkin implements VisualizerSkin {
public Visualizer getVisualizer() { public Visualizer getVisualizer() {
return visualizer; return visualizer;
} }
private class RadioConnectionArrow {
private RadioConnection conn;
private int age;
private final int MAX_AGE = 10;
RadioConnectionArrow(RadioConnection conn) {
this.conn = conn;
this.age = 0;
}
public void increaseAge() {
age++;
}
public int getAge() {
return age;
}
public RadioConnection getConnection() {
return conn;
}
public int getMaxAge() {
return MAX_AGE;
}
}
} }