/*
* Copyright (c) 2011, Swedish Institute of Computer Science.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of the Institute nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
package org.contikios.mrm;
import java.awt.Color;
import java.awt.FontMetrics;
import java.awt.Graphics;
import java.awt.Point;
import java.util.Set;
import org.apache.log4j.Logger;
import org.contikios.cooja.ClassDescription;
import org.contikios.cooja.Mote;
import org.contikios.cooja.Simulation;
import org.contikios.cooja.SupportedArguments;
import org.contikios.cooja.interfaces.Position;
import org.contikios.cooja.interfaces.Radio;
import org.contikios.cooja.plugins.Visualizer;
import org.contikios.cooja.plugins.VisualizerSkin;
import org.contikios.mrm.ChannelModel.RadioPair;
import org.contikios.mrm.ChannelModel.TxPair;
@ClassDescription("Radio environment (MRM)")
@SupportedArguments(radioMediums = {MRM.class})
public class MRMVisualizerSkin implements VisualizerSkin {
private static final Logger logger = Logger.getLogger(MRMVisualizerSkin.class);
private Simulation simulation = null;
private Visualizer visualizer = null;
@Override
public void setActive(Simulation simulation, Visualizer vis) {
if (!(simulation.getRadioMedium() instanceof MRM)) {
logger.fatal("Cannot activate MRM skin for unknown radio medium: " + simulation.getRadioMedium());
return;
}
this.simulation = simulation;
this.visualizer = vis;
}
@Override
public void setInactive() {
if (simulation == null) {
/* Skin was never activated */
return;
}
}
@Override
public Color[] getColorOf(Mote mote) {
if (visualizer.getSelectedMotes().contains(mote)) {
return new Color[]{Color.CYAN};
}
return null;
}
@Override
public void paintBeforeMotes(Graphics g) {
Set<Mote> selectedMotes = visualizer.getSelectedMotes();
if (simulation == null || selectedMotes == null) {
return;
}
for (final Mote selectedMote : selectedMotes) {
if (selectedMote.getInterfaces().getRadio() == null) {
continue;
}
final Position sPos = selectedMote.getInterfaces().getPosition();
/* Paint transmission and interference range for selected mote */
Position motePos = selectedMote.getInterfaces().getPosition();
Point pixelCoord = visualizer.transformPositionToPixel(motePos);
int x = pixelCoord.x;
int y = pixelCoord.y;
FontMetrics fm = g.getFontMetrics();
g.setColor(Color.BLACK);
MRM radioMedium = (MRM) simulation.getRadioMedium();
/* Print transmission success probabilities */
Mote[] dests = simulation.getMotes();
if (dests == null || dests.length == 0) {
String msg = "No edges";
int msgWidth = fm.stringWidth(msg);
g.setColor(Color.BLACK);
g.drawString(msg, x - msgWidth / 2, y + 2 * Visualizer.MOTE_RADIUS + 3);
return;
}
g.setColor(Color.BLACK);
int edges = 0;
for (Mote d : dests) {
if (d == selectedMote) {
continue;
}
final Radio dRadio = d.getInterfaces().getRadio();
TxPair txPair = new RadioPair() {
@Override
public Radio getFromRadio() {
return selectedMote.getInterfaces().getRadio();
}
@Override
public Radio getToRadio() {
return dRadio;
}
};
double probArr[] = radioMedium.getChannelModel().getProbability(
txPair,
Double.NEGATIVE_INFINITY
);
double prob = probArr[0];
double ss = probArr[1];
if (prob == 0.0d) {
continue;
}
edges++;
String msg = String.format("%1.1f%%, %1.2fdB", 100.0 * prob, ss);
Point pixel = visualizer.transformPositionToPixel(d.getInterfaces().getPosition());
int msgWidth = fm.stringWidth(msg);
g.setColor(new Color(1 - (float) prob, (float) prob, 0.0f));
g.drawLine(x, y, pixel.x, pixel.y);
g.setColor(Color.BLACK);
g.drawString(msg, pixel.x - msgWidth / 2, pixel.y + 2 * Visualizer.MOTE_RADIUS + 3);
}
String msg = dests.length + " edges";
int msgWidth = fm.stringWidth(msg);
g.setColor(Color.BLACK);
g.drawString(msg, x - msgWidth / 2, y + 2 * Visualizer.MOTE_RADIUS + 3);
}
}
@Override
public void paintAfterMotes(Graphics g) {
}
@Override
public Visualizer getVisualizer() {
return visualizer;
}
}