Merge branch 'master' of ssh://contiki.git.sourceforge.net/gitroot/contiki/contiki

This commit is contained in:
dak664 2011-02-28 16:32:48 -05:00
commit 7f3c198a78
20 changed files with 669 additions and 617 deletions

View file

@ -96,6 +96,7 @@ enum {
RADIO_TX_OK,
RADIO_TX_ERR,
RADIO_TX_COLLISION,
RADIO_TX_NOACK,
};
#endif /* __RADIO_H__ */

View file

@ -42,6 +42,7 @@
#include "net/mac/nullrdc.h"
#include "net/packetbuf.h"
#include "net/netstack.h"
#include <string.h>
#define DEBUG 0
#if DEBUG
@ -59,6 +60,14 @@
#endif /* NULLRDC_CONF_802154_AUTOACK */
#endif /* NULLRDC_802154_AUTOACK */
#ifndef NULLRDC_802154_AUTOACK_HW
#ifdef NULLRDC_CONF_802154_AUTOACK_HW
#define NULLRDC_802154_AUTOACK_HW NULLRDC_CONF_802154_AUTOACK_HW
#else
#define NULLRDC_802154_AUTOACK_HW 0
#endif /* NULLRDC_CONF_802154_AUTOACK_HW */
#endif /* NULLRDC_802154_AUTOACK_HW */
#if NULLRDC_802154_AUTOACK
#include "sys/rtimer.h"
#include "dev/watchdog.h"
@ -66,7 +75,9 @@
#define ACK_WAIT_TIME RTIMER_SECOND / 2500
#define AFTER_ACK_DETECTED_WAIT_TIME RTIMER_SECOND / 1500
#define ACK_LEN 3
#endif /* NULLRDC_802154_AUTOACK */
#if NULLRDC_802154_AUTOACK || NULLRDC_802154_AUTOACK_HW
struct seqno {
rimeaddr_t sender;
uint8_t seqno;
@ -79,7 +90,7 @@ struct seqno {
#endif /* NETSTACK_CONF_MAC_SEQNO_HISTORY */
static struct seqno received_seqnos[MAX_SEQNOS];
#endif /* NULLRDC_802154_AUTOACK */
#endif /* NULLRDC_802154_AUTOACK || NULLRDC_802154_AUTOACK_HW */
/*---------------------------------------------------------------------------*/
static void
@ -87,9 +98,9 @@ send_packet(mac_callback_t sent, void *ptr)
{
int ret;
packetbuf_set_addr(PACKETBUF_ADDR_SENDER, &rimeaddr_node_addr);
#if NULLRDC_802154_AUTOACK
#if NULLRDC_802154_AUTOACK || NULLRDC_802154_AUTOACK_HW
packetbuf_set_attr(PACKETBUF_ATTR_MAC_ACK, 1);
#endif /* NULLRDC_802154_AUTOACK */
#endif /* NULLRDC_802154_AUTOACK || NULLRDC_802154_AUTOACK_HW */
if(NETSTACK_FRAMER.create() == 0) {
/* Failed to allocate space for headers */
@ -171,6 +182,9 @@ send_packet(mac_callback_t sent, void *ptr)
case RADIO_TX_COLLISION:
ret = MAC_TX_COLLISION;
break;
case RADIO_TX_NOACK:
ret = MAC_TX_NOACK;
break;
default:
ret = MAC_TX_ERR;
break;
@ -193,7 +207,7 @@ packet_input(void)
if(NETSTACK_FRAMER.parse() == 0) {
PRINTF("nullrdc: failed to parse %u\n", packetbuf_datalen());
} else {
#if NULLRDC_802154_AUTOACK
#if NULLRDC_802154_AUTOACK || NULLRDC_802154_AUTOACK_HW
/* Check for duplicate packet by comparing the sequence number
of the incoming packet with the last few ones we saw. */
int i;

View file

@ -62,6 +62,7 @@
#endif
static volatile uint8_t tx_complete;
static volatile uint8_t tx_status;
/* contiki mac driver */
@ -98,11 +99,11 @@ static process_event_t event_data_ready;
static volatile packet_t prepped_p;
int contiki_maca_init(void) {
trim_xtal();
vreg_init();
contiki_maca_init();
set_channel(0); /* channel 11 */
set_power(0x12); /* 0x12 is the highest, not documented */
// trim_xtal();
// vreg_init();
// contiki_maca_init();
// set_channel(0); /* channel 11 */
// set_power(0x12); /* 0x12 is the highest, not documented */
return 1;
}
@ -228,8 +229,6 @@ int contiki_maca_transmit(unsigned short transmit_len) {
#if BLOCKING_TX
/* block until tx_complete, set by contiki_maca_tx_callback */
/* there are many places in contiki that rely on the */
/* transmit call to block */
while(!tx_complete && (tx_head != 0));
#endif
}
@ -237,7 +236,18 @@ int contiki_maca_transmit(unsigned short transmit_len) {
int contiki_maca_send(const void *payload, unsigned short payload_len) {
contiki_maca_prepare(payload, payload_len);
contiki_maca_transmit(payload_len);
return RADIO_TX_OK;
switch(tx_status) {
case SUCCESS:
case CRC_FAILED: /* CRC_FAILED is usually an ack */
PRINTF("TXOK\n\r");
return RADIO_TX_OK;
case NO_ACK:
PRINTF("NOACK\n\r");
return RADIO_TX_NOACK;
default:
PRINTF("TXERR\n\r");
return RADIO_TX_ERR;
}
}
PROCESS(contiki_maca_process, "maca process");
@ -254,12 +264,12 @@ PROCESS_THREAD(contiki_maca_process, ev, data)
/* check if there is a request to turn the radio on or off */
if(contiki_maca_request_on == 1) {
contiki_maca_request_on = 0;
maca_on();
// maca_on();
}
if(contiki_maca_request_off == 1) {
contiki_maca_request_off = 0;
maca_off();
// maca_off();
}
if (rx_head != NULL) {
@ -270,6 +280,10 @@ PROCESS_THREAD(contiki_maca_process, ev, data)
NETSTACK_RDC.input();
}
}
/* Call ourself again to handle remaining packets in the queue */
if (rx_head != NULL) {
process_poll(&contiki_maca_process);
}
};
@ -284,5 +298,6 @@ void maca_rx_callback(volatile packet_t *p __attribute((unused))) {
#if BLOCKING_TX
void maca_tx_callback(volatile packet_t *p __attribute((unused))) {
tx_complete = 1;
tx_status = p->status;
}
#endif

View file

@ -18,7 +18,7 @@ FIQ_STACK_SIZE = 256;
SVC_STACK_SIZE = 256;
ABT_STACK_SIZE = 16;
UND_STACK_SIZE = 16;
HEAP_SIZE = 1024;
HEAP_SIZE = 2048;
/* Read-only sections, merged into text segment: */
PROVIDE (__executable_start = 0x00400000); . = 0x00400000;

View file

@ -84,7 +84,8 @@
#define CONTIKI_MACA_RAW_MODE 0
#define USE_32KHZ_XTAL 0
#define BLOCKING_TX 0
#define BLOCKING_TX 1
#define NULLRDC_CONF_802154_AUTOACK_HW 1
/* end of mc1322x specific config. */

View file

@ -66,7 +66,7 @@
#include "contiki-maca.h"
#include "contiki-uart.h"
#define DEBUG 1
#define DEBUG 0
#if DEBUG
#include <stdio.h>
#define PRINTF(...) printf(__VA_ARGS__)
@ -86,14 +86,6 @@
#define RIMEADDR_NBYTES 8
#endif
#define PLATFORM_DEBUG 1
#if PLATFORM_DEBUG
#define PRINTF(...) printf(__VA_ARGS__)
#else
#define PRINTF(...)
#endif
#if UIP_CONF_ROUTER
#ifndef UIP_ROUTER_MODULE
@ -236,30 +228,27 @@ void iab_to_eui64(rimeaddr_t *eui64, uint32_t oui, uint16_t iab, uint32_t ext) {
eui64->u8[1] = 0x50;
eui64->u8[2] = 0xc2;
/* EUI64 field */
eui64->u8[3] = 0xff;
eui64->u8[4] = 0xfe;
/* IAB */
eui64->u8[5] = (iab >> 4) & 0xff;
eui64->u8[6] = (iab & 0xf) << 4;
eui64->u8[3] = (iab >> 4) & 0xff;
eui64->u8[4] = (iab & 0xf) << 4;
/* EXT */
eui64->u8[6] |= ((ext >> 8) & 0xf);
eui64->u8[7] = ext & 0xff;
eui64->u8[4] = (ext >> 24) & 0xff;
eui64->u8[5] = (ext >> 16) & 0xff;
eui64->u8[6] = (ext >> 8) & 0xff;
eui64->u8[7] = ext & 0xff;
}
void oui_to_eui64(rimeaddr_t *eui64, uint32_t oui, uint32_t ext) {
void oui_to_eui64(rimeaddr_t *eui64, uint32_t oui, uint64_t ext) {
/* OUI */
eui64->u8[0] = (oui >> 16) & 0xff;
eui64->u8[1] = (oui >> 8) & 0xff;
eui64->u8[2] = oui & 0xff;
/* EUI64 field */
eui64->u8[3] = 0xff;
eui64->u8[4] = 0xfe;
/* EXT */
eui64->u8[3] = (ext >> 32) & 0xff;
eui64->u8[4] = (ext >> 24) & 0xff;
eui64->u8[5] = (ext >> 16) & 0xff;
eui64->u8[6] = (ext >> 8) & 0xff;
eui64->u8[7] = ext & 0xff;
@ -293,7 +282,7 @@ set_rimeaddr(rimeaddr_t *addr)
iab_to_eui64(&eui64, OUI, IAB, EXT_ID);
#else /* ifdef EXT_ID */
PRINTF("address in flash blank, setting to defined IAB with a random extension.\n\r");
iab_to_eui64(&eui64, OUI, IAB, *MACA_RANDOM & 0xfff);
iab_to_eui64(&eui64, OUI, IAB, *MACA_RANDOM);
#endif /* ifdef EXT_ID */
#else /* ifdef IAB */
@ -303,7 +292,7 @@ set_rimeaddr(rimeaddr_t *addr)
oui_to_eui64(&eui64, OUI, EXT_ID);
#else /*ifdef EXT_ID */
PRINTF("address in flash blank, setting to defined OUI with a random extension.\n\r");
oui_to_eui64(&eui64, OUI, *MACA_RANDOM & 0xffffff);
oui_to_eui64(&eui64, OUI, ((*MACA_RANDOM << 32) | *MACA_RANDOM));
#endif /*endif EXTID */
#endif /* ifdef IAB */
@ -422,6 +411,27 @@ main(void)
RF_CHANNEL);
#endif /* WITH_UIP6 */
*MACA_MACPANID = 0xcdab; /* this is the hardcoded contiki pan, register is PACKET order */
*MACA_MAC16ADDR = 0xffff; /* short addressing isn't used, set this to 0xffff for now */
*MACA_MAC64HI =
addr.u8[0] << 24 |
addr.u8[1] << 16 |
addr.u8[2] << 8 |
addr.u8[3];
*MACA_MAC64LO =
addr.u8[4] << 24 |
addr.u8[5] << 16 |
addr.u8[6] << 8 |
addr.u8[7];
PRINTF("setting panid 0x%04x\n\r", *MACA_MACPANID);
PRINTF("setting short mac 0x%04x\n\r", *MACA_MAC16ADDR);
PRINTF("setting long mac 0x%08x_%08x\n\r", *MACA_MAC64HI, *MACA_MAC64LO);
#if NULLRDC_CONF_802154_AUTOACK_HW
set_prm_mode(AUTOACK);
#endif
#if PROFILE_CONF_ON
profile_init();
#endif /* PROFILE_CONF_ON */

View file

@ -31,22 +31,79 @@
package se.sics.mrm;
import java.awt.*;
import java.awt.event.*;
import java.awt.geom.*;
import java.awt.BasicStroke;
import java.awt.BorderLayout;
import java.awt.Color;
import java.awt.Component;
import java.awt.Container;
import java.awt.Cursor;
import java.awt.Dialog;
import java.awt.Dimension;
import java.awt.Frame;
import java.awt.Graphics;
import java.awt.Graphics2D;
import java.awt.GraphicsEnvironment;
import java.awt.GridLayout;
import java.awt.Image;
import java.awt.MediaTracker;
import java.awt.Point;
import java.awt.Rectangle;
import java.awt.Toolkit;
import java.awt.Window;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.MouseAdapter;
import java.awt.event.MouseEvent;
import java.awt.event.MouseListener;
import java.awt.event.MouseMotionListener;
import java.awt.geom.AffineTransform;
import java.awt.geom.Line2D;
import java.awt.image.BufferedImage;
import java.io.File;
import java.net.URL;
import java.text.DecimalFormat;
import java.text.NumberFormat;
import java.util.*;
import javax.swing.*;
import java.util.Collection;
import java.util.Enumeration;
import java.util.Observable;
import java.util.Observer;
import java.util.Random;
import java.util.Vector;
import javax.swing.AbstractButton;
import javax.swing.BorderFactory;
import javax.swing.Box;
import javax.swing.BoxLayout;
import javax.swing.ButtonGroup;
import javax.swing.JButton;
import javax.swing.JCheckBox;
import javax.swing.JDialog;
import javax.swing.JFileChooser;
import javax.swing.JFormattedTextField;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JPanel;
import javax.swing.JRadioButton;
import javax.swing.JScrollPane;
import javax.swing.JSeparator;
import javax.swing.JSlider;
import javax.swing.JToolTip;
import javax.swing.Popup;
import javax.swing.PopupFactory;
import javax.swing.ProgressMonitor;
import javax.swing.filechooser.FileFilter;
import org.apache.log4j.Logger;
import org.jdom.Element;
import se.sics.cooja.*;
import se.sics.cooja.interfaces.*;
import se.sics.cooja.ClassDescription;
import se.sics.cooja.GUI;
import se.sics.cooja.PluginType;
import se.sics.cooja.RadioConnection;
import se.sics.cooja.Simulation;
import se.sics.cooja.VisPlugin;
import se.sics.cooja.interfaces.Position;
import se.sics.cooja.interfaces.Radio;
/**
* The class AreaViewer belongs to the MRM package.
@ -128,7 +185,7 @@ public class AreaViewer extends VisPlugin {
private boolean inSelectMode = true;
private boolean inTrackMode = false;
private Vector<Line2D> trackedComponents = null;
private ChannelModel.TrackedSignalComponents trackedComponents = null;
// Coloring variables
private JPanel coloringIntervalPanel = null;
@ -148,6 +205,8 @@ public class AreaViewer extends VisPlugin {
private JRadioButton noneButton = null;
private JRadioButton trackModeButton;
/**
* Initializes an AreaViewer.
*
@ -196,11 +255,12 @@ public class AreaViewer extends VisPlugin {
zoomModeButton.setActionCommand("set zoom mode");
zoomModeButton.addActionListener(canvasModeHandler);
JRadioButton trackModeButton = new JRadioButton ("track rays");
trackModeButton = new JRadioButton ("track rays");
trackModeButton.setAlignmentY(Component.BOTTOM_ALIGNMENT);
trackModeButton.setContentAreaFilled(false);
trackModeButton.setActionCommand("set track rays mode");
trackModeButton.addActionListener(canvasModeHandler);
trackModeButton.setEnabled(false);
ButtonGroup group = new ButtonGroup();
group.add(selectModeButton);
@ -565,19 +625,36 @@ public class AreaViewer extends VisPlugin {
/**
* Listens to mouse event on canvas
*/
private MouseListener canvasMouseHandler = new MouseListener() {
private MouseAdapter canvasMouseHandler = new MouseAdapter() {
private Popup popUpToolTip = null;
public void mouseReleased(MouseEvent e) {
if (popUpToolTip != null) {
popUpToolTip.hide();
popUpToolTip = null;
}
}
public void mouseExited(MouseEvent e) {
}
public void mouseClicked(MouseEvent e) {
public void mousePressed(MouseEvent e) {
if (popUpToolTip != null) {
popUpToolTip.hide();
popUpToolTip = null;
}
/* Zoom & Pan */
lastHandledPosition = new Point(e.getX(), e.getY());
zoomCenterX = e.getX() / currentZoomX - currentPanX;
zoomCenterY = e.getY() / currentZoomY - currentPanY;
zoomCenterPoint = e.getPoint();
/* Select */
if (inSelectMode) {
Vector<Radio> hitRadios = trackClickedRadio(e.getPoint());
if (hitRadios == null || hitRadios.size() == 0) {
if (e.getButton() != MouseEvent.BUTTON1) {
selectedRadio = null;
channelImage = null;
trackModeButton.setEnabled(false);
canvas.repaint();
}
return;
@ -589,39 +666,47 @@ public class AreaViewer extends VisPlugin {
if (selectedRadio == null || !hitRadios.contains(selectedRadio)) {
selectedRadio = hitRadios.firstElement();
trackModeButton.setEnabled(true);
} else {
// Select next in list
selectedRadio = hitRadios.get(
(hitRadios.indexOf(selectedRadio)+1) % hitRadios.size()
);
trackModeButton.setEnabled(true);
}
channelImage = null;
canvas.repaint();
} else if (inTrackMode && selectedRadio != null) {
// Calculate real clicked position
return;
}
/* Track */
if (inTrackMode && selectedRadio != null) {
double realClickedX = e.getX() / currentZoomX - currentPanX;
double realClickedY = e.getY() / currentZoomY - currentPanY;
Position radioPosition = currentRadioMedium.getRadioPosition(selectedRadio);
Position radioPosition = selectedRadio.getPosition();
final double radioX = radioPosition.getXCoordinate();
final double radioY = radioPosition.getYCoordinate();
trackedComponents = currentChannelModel.getRaysOfTransmission(radioX, radioY, realClickedX, realClickedY);
canvas.repaint();
/* Show popup */
JToolTip t = AreaViewer.this.createToolTip();
String logHtml =
"<html>" +
trackedComponents.log.replace("\n", "<br>").replace(" pi", " &pi;") +
"</html>";
t.setTipText(logHtml);
if (t.getTipText() == null || t.getTipText().equals("")) {
return;
}
popUpToolTip = PopupFactory.getSharedInstance().getPopup(
AreaViewer.this, t, e.getXOnScreen(), e.getYOnScreen());
popUpToolTip.show();
}
}
public void mouseEntered(MouseEvent e) {
}
public void mousePressed(MouseEvent e) {
lastHandledPosition = new Point(e.getX(), e.getY());
// Set zoom center (real world)
zoomCenterX = e.getX() / currentZoomX - currentPanX;
zoomCenterY = e.getY() / currentZoomY - currentPanY;
zoomCenterPoint = e.getPoint();
}
};
@ -1523,6 +1608,7 @@ public class AreaViewer extends VisPlugin {
// Clear selected radio (if any selected) and radio medium coverage
selectedRadio = null;
channelImage = null;
trackModeButton.setEnabled(false);
canvas.repaint();
}
};
@ -1616,7 +1702,7 @@ public class AreaViewer extends VisPlugin {
final double height = canvas.getHeight() / currentZoomY;
// Get sending radio position
Position radioPosition = currentRadioMedium.getRadioPosition(selectedRadio);
Position radioPosition = selectedRadio.getPosition();
final double radioX = radioPosition.getXCoordinate();
final double radioY = radioPosition.getYCoordinate();
@ -1990,7 +2076,7 @@ public class AreaViewer extends VisPlugin {
// Translate to real world radio position
Radio radio = currentRadioMedium.getRegisteredRadio(i);
Position radioPosition = currentRadioMedium.getRadioPosition(radio);
Position radioPosition = radio.getPosition();
g2d.translate(
radioPosition.getXCoordinate(),
radioPosition.getYCoordinate()
@ -2129,16 +2215,14 @@ public class AreaViewer extends VisPlugin {
g2d.setStroke(new BasicStroke((float) 0.0));
Random random = new Random(); /* Do not use main random generator */
for (int i=0; i < trackedComponents.size(); i++) {
for (Line2D l: trackedComponents.components) {
g2d.setColor(new Color(255, random.nextInt(255), random.nextInt(255), 255));
Line2D originalLine = trackedComponents.get(i);
Line2D newLine = new Line2D.Double(
originalLine.getX1()*100.0,
originalLine.getY1()*100.0,
originalLine.getX2()*100.0,
originalLine.getY2()*100.0
l.getX1()*100.0,
l.getY1()*100.0,
l.getX2()*100.0,
l.getY2()*100.0
);
g2d.draw(newLine);
}
}
@ -2167,7 +2251,7 @@ public class AreaViewer extends VisPlugin {
for (int i=0; i < currentRadioMedium.getRegisteredRadioCount(); i++) {
Radio testRadio = currentRadioMedium.getRegisteredRadio(i);
Position testPosition = currentRadioMedium.getRadioPosition(testRadio);
Position testPosition = testRadio.getPosition();
if (realClickedX > testPosition.getXCoordinate() - realIconHalfWidth &&
realClickedX < testPosition.getXCoordinate() + realIconHalfWidth &&

View file

@ -33,6 +33,7 @@ package se.sics.mrm;
import java.awt.geom.*;
import java.util.*;
import javax.swing.tree.DefaultMutableTreeNode;
import org.apache.log4j.Logger;
import org.jdom.Element;
@ -65,9 +66,13 @@ public class ChannelModel {
private ObstacleWorld myObstacleWorld = new ObstacleWorld();
/* Log mode: visualize signal components */
private boolean logMode = false;
private StringBuilder logInfo = null;
private ArrayList<Line2D> loggedRays = null;
// Ray tracing components temporary vector
private boolean inLoggingMode = false;
private Vector<Line2D> savedRays = null;
private Vector<Vector<Line2D>> calculatedVisibleSides = new Vector<Vector<Line2D>>();
private Vector<Point2D> calculatedVisibleSidesSources = new Vector<Point2D>();
private Vector<Line2D> calculatedVisibleSidesLines = new Vector<Line2D>();
@ -1322,11 +1327,14 @@ public class ChannelModel {
* the random variable mean, and the second is the variance.
*/
public double[] getReceivedSignalStrength(double sourceX, double sourceY, double destX, double destY) {
return getTransmissionData(sourceX, sourceY, destX, destY, TransmissionData.SIGNAL_STRENGTH);
return getTransmissionData(sourceX, sourceY, destX, destY, TransmissionData.SIGNAL_STRENGTH, null);
}
public double[] getReceivedSignalStrength(double sourceX, double sourceY, double destX, double destY, Double txPower) {
return getTransmissionData(sourceX, sourceY, destX, destY, TransmissionData.SIGNAL_STRENGTH, txPower);
}
// TODO Fix better data type support
private double[] getTransmissionData(double sourceX, double sourceY, double destX, double destY, TransmissionData dataType) {
private double[] getTransmissionData(double sourceX, double sourceY, double destX, double destY, TransmissionData dataType, Double txPower) {
Point2D source = new Point2D.Double(sourceX, sourceY);
Point2D dest = new Point2D.Double(destX, destY);
double accumulatedVariance = 0;
@ -1352,14 +1360,14 @@ public class ChannelModel {
// Calculate all paths from source to destination, using above calculated tree
Vector<RayPath> allPaths = getConnectingPaths(source, dest, visibleLinesTree);
if (inLoggingMode) {
logger.info("Saved rays:");
if (logMode) {
logInfo.append("Signal components:\n");
Enumeration<RayPath> pathsEnum = allPaths.elements();
while (pathsEnum.hasMoreElements()) {
RayPath currentPath = pathsEnum.nextElement();
logger.info("* " + currentPath);
logInfo.append("* " + currentPath + "\n");
for (int i=0; i < currentPath.getSubPathCount(); i++) {
savedRays.add(currentPath.getSubPath(i));
loggedRays.add(currentPath.getSubPath(i));
}
}
}
@ -1481,12 +1489,13 @@ public class ChannelModel {
// Using Rician fading approach, TODO Only one best signal considered - combine these? (need two limits)
totalPathGain += Math.pow(10, pathGain[i]/10.0)*Math.cos(2*Math.PI * pathModdedLengths[i]/wavelength);
if (inLoggingMode) {
logger.info("Adding ray path with gain " + pathGain[i] + " and phase " + (2*Math.PI * pathModdedLengths[i]/wavelength));
if (logMode) {
logInfo.append("Signal component: " + String.format("%2.3f", pathGain[i]) + " dB, phase " + String.format("%2.3f", (2*/*Math.PI* */ pathModdedLengths[i]/wavelength)) + " pi\n");
}
} else if (inLoggingMode) {
} else if (logMode) {
/* TODO Log mode affects result? */
pathModdedLengths[i] = (pathLengths[i] - pathLengths[bestSignalNr]) % wavelength;
logger.info("Not adding ray path with gain " + pathGain[i] + " and phase " + (2*Math.PI * pathModdedLengths[i]/wavelength));
logInfo.append("(IGNORED) Signal component: " + String.format("%2.3f", pathGain[i]) + " dB, phase " + String.format("%2.3f", (2*/*Math.PI* */ pathModdedLengths[i]/wavelength)) + " pi\n");
}
}
@ -1499,17 +1508,22 @@ public class ChannelModel {
// Convert back to dB
totalPathGain = 10*Math.log10(Math.abs(totalPathGain));
if (inLoggingMode) {
logger.info("Total path gain:\t" + totalPathGain);
logger.info("Delay spread:\t" + delaySpread);
logger.info("RMS Delay spread:\t" + delaySpreadRMS);
if (logMode) {
logInfo.append("\nTotal path gain: " + String.format("%2.3f", totalPathGain) + " dB\n");
logInfo.append("Delay spread: " + String.format("%2.3f", delaySpread) + "\n");
logInfo.append("RMS delay spread: " + String.format("%2.3f", delaySpreadRMS) + "\n");
}
// - Calculate received power -
// Using formula (dB)
// Received power = Output power + System gain + Transmitter gain + Path Loss + Receiver gain
// TODO Update formulas
double outputPower = getParameterDoubleValue("tx_power");
double outputPower;
if (txPower == null) {
outputPower = getParameterDoubleValue("tx_power");
} else {
outputPower = txPower;
}
double systemGain = getParameterDoubleValue("system_gain_mean");
if (getParameterBooleanValue("apply_random")) {
Random random = new Random(); /* TODO Use main random generator? */
@ -1520,8 +1534,8 @@ public class ChannelModel {
double transmitterGain = getParameterDoubleValue("tx_antenna_gain"); // TODO Should depend on angle
double receivedPower = outputPower + systemGain + transmitterGain + totalPathGain;
if (inLoggingMode) {
logger.info("Resulting received signal strength:\t" + receivedPower + " (" + accumulatedVariance + ")");
if (logMode) {
logInfo.append("\nReceived signal strength: " + String.format("%2.3f", receivedPower) + " dB (variance " + accumulatedVariance + ")\n");
}
if (dataType == TransmissionData.DELAY_SPREAD || dataType == TransmissionData.DELAY_SPREAD_RMS) {
@ -1531,6 +1545,11 @@ public class ChannelModel {
return new double[] {receivedPower, accumulatedVariance};
}
public class TrackedSignalComponents {
ArrayList<Line2D> components;
String log;
}
/**
* Returns all rays from given source to given destination if a transmission
* were to be made. The resulting rays depend on the current settings and may
@ -1540,20 +1559,26 @@ public class ChannelModel {
* @param sourceY Source position Y
* @param destX Destination position X
* @param destY Destination position Y
* @return All resulting rays of a simulated transmission from source to destination
* @return Signal components and printable description
*/
public Vector<Line2D> getRaysOfTransmission(double sourceX, double sourceY, double destX, double destY) {
public TrackedSignalComponents getRaysOfTransmission(double sourceX, double sourceY, double destX, double destY) {
TrackedSignalComponents tsc = new TrackedSignalComponents();
// Reset current rays vector
inLoggingMode = true;
savedRays = new Vector<Line2D>();
logInfo = new StringBuilder();
loggedRays = new ArrayList<Line2D>();
// Calculate rays, ignore power
/* TODO Include background noise? */
logMode = true;
getProbability(sourceX, sourceY, destX, destY, -Double.MAX_VALUE);
logMode = false;
inLoggingMode = false;
tsc.log = logInfo.toString();
tsc.components = loggedRays;
return savedRays;
logInfo = null;
loggedRays = null;
return tsc;
}
/**
@ -1562,18 +1587,18 @@ public class ChannelModel {
* variable. This method uses current parameters such as transmitted power,
* obstacles, overall system loss etc.
*
* @param sourceX
* Source position X
* @param sourceY
* Source position Y
* @param destX
* Destination position X
* @param destY
* Destination position Y
* @return Received SNR (dB) random variable. The first value is the random
* variable mean, and the second is the variance. The third value is the received signal strength which may be used in comparison with interference etc.
* @param sourceX Source position X
* @param sourceY Source position Y
* @param destX Destination position X
* @param destY Destination position Y
* @return Received SNR (dB) random variable:
* The first value in the array is the random variable mean.
* The second is the variance.
* The third value is the received signal strength which may be used in comparison with interference etc.
*/
public double[] getSINR(double sourceX, double sourceY, double destX, double destY, double interference) {
/* TODO Cache values: called repeatedly with noise sources. */
// Calculate received signal strength
double[] signalStrength = getReceivedSignalStrength(sourceX, sourceY, destX, destY);
@ -1601,28 +1626,27 @@ public class ChannelModel {
snrData[0] -= noiseMean;
snrData[1] += noiseVariance;
if (inLoggingMode) {
logger.info("SNR at receiver:\t" + snrData[0] + " (" + snrData[1] + ")");
if (logMode) {
logInfo.append("\nReceived SNR: " + String.format("%2.3f", snrData[0]) + " dB (variance " + snrData[1] + ")\n");
}
return snrData;
}
/**
* Calculates and returns probability that a receiver at given destination receives a packet from a transmitter at given source.
* Calculates probability that a receiver at given destination receives
* a packet from a transmitter at given source.
* This method uses current parameters such as transmitted power,
* obstacles, overall system loss, packet size etc. TODO Packet size?! TODO Interfering signal strength
* obstacles, overall system loss, packet size etc.
*
* @param sourceX
* Source position X
* @param sourceY
* Source position Y
* @param destX
* Destination position X
* @param destY
* Destination position Y
* @param interference
* Current interference at destination (dBm)
* TODO Packet size
* TODO External interference/Background noise
*
* @param sourceX Source position X
* @param sourceY Source position Y
* @param destX Destination position X
* @param destY Destination position Y
* @param interference Current interference at destination (dBm)
* @return [Probability of reception, signal strength at destination]
*/
public double[] getProbability(double sourceX, double sourceY, double destX, double destY, double interference) {
@ -1634,9 +1658,10 @@ public class ChannelModel {
double rxSensitivity = getParameterDoubleValue("rx_sensitivity");
// Check signal strength against receiver sensitivity and interference
if (rxSensitivity > signalStrength - snrMean && threshold < rxSensitivity + snrMean - signalStrength) {
if (inLoggingMode) {
logger.info("Signal to low for receiver sensitivity, increasing threshold");
if (rxSensitivity > signalStrength - snrMean &&
threshold < rxSensitivity + snrMean - signalStrength) {
if (logMode) {
logInfo.append("Weak signal: increasing threshold\n");
}
// Keeping snr variance but increasing theshold to sensitivity
@ -1657,11 +1682,10 @@ public class ChannelModel {
// current threshold.
// (Using error algorithm method, much faster than taylor approximation!)
double probReception = 1 - GaussianWrapper.cdfErrorAlgo(
threshold, snrMean, snrStdDev);
double probReception = 1 - GaussianWrapper.cdfErrorAlgo(threshold, snrMean, snrStdDev);
if (inLoggingMode) {
logger.info("Probability of reception: " + probReception);
if (logMode) {
logInfo.append("Reception probability: " + String.format("%1.1f%%", 100*probReception) + "\n");
}
// Returns probabilities
@ -1684,7 +1708,7 @@ public class ChannelModel {
* @return RMS delay spread
*/
public double getRMSDelaySpread(double sourceX, double sourceY, double destX, double destY) {
return getTransmissionData(sourceX, sourceY, destX, destY, TransmissionData.DELAY_SPREAD)[1];
return getTransmissionData(sourceX, sourceY, destX, destY, TransmissionData.DELAY_SPREAD, null)[1];
}
/**

View file

@ -43,13 +43,14 @@ import org.jdom.Element;
import se.sics.cooja.ClassDescription;
import se.sics.cooja.RadioConnection;
import se.sics.cooja.Simulation;
import se.sics.cooja.interfaces.NoiseSourceRadio;
import se.sics.cooja.interfaces.NoiseSourceRadio.NoiseLevelListener;
import se.sics.cooja.interfaces.Position;
import se.sics.cooja.interfaces.Radio;
import se.sics.cooja.radiomediums.AbstractRadioMedium;
/**
* This is the main class of the COOJA Multi-path Ray-tracing Medium (MRM)
* package.
* Multi-path Ray-tracing radio medium (MRM).
*
* MRM is an alternative to the simpler radio mediums available in
* COOJA. It is packet based and uses a 2D ray-tracing approach to approximate
@ -57,22 +58,27 @@ import se.sics.cooja.radiomediums.AbstractRadioMedium;
* ray-tracing only supports reflections and refractions through homogeneous
* obstacles.
*
* MRM registers two plugins: a plugin for visualizing the radio
* environments, and a plugin for configuring the radio medium parameters.
* MRM provides two plugins: one for visualizing the radio environment,
* and one for configuring the radio medium parameters.
*
* Future work includes adding support for diffraction and scattering.
*
* MRM supports noise source radios.
*
* @see NoiseSourceRadio
* @author Fredrik Osterlind
*/
@ClassDescription("Multi-path Ray-tracer Medium (MRM)")
public class MRM extends AbstractRadioMedium {
private static Logger logger = Logger.getLogger(MRM.class);
private ChannelModel currentChannelModel = null;
private Random random = null;
public final static boolean WITH_NOISE = true; /* NoiseSourceRadio:s */
public final static boolean WITH_CAPTURE_EFFECT = true;
private Simulation sim;
private Random random = null;
private ChannelModel currentChannelModel = null;
/**
* Notifies observers when this radio medium has changed settings.
*/
@ -83,11 +89,9 @@ public class MRM extends AbstractRadioMedium {
*/
public MRM(Simulation simulation) {
super(simulation);
sim = simulation;
random = simulation.getRandomGenerator();
// Create the channel model
currentChannelModel = new ChannelModel();
/* Register plugins */
@ -95,6 +99,26 @@ public class MRM extends AbstractRadioMedium {
sim.getGUI().registerPlugin(FormulaViewer.class);
}
private NoiseLevelListener noiseListener = new NoiseLevelListener() {
public void noiseLevelChanged(NoiseSourceRadio radio, int signal) {
updateSignalStrengths();
};
};
public void registerRadioInterface(Radio radio, Simulation sim) {
super.registerRadioInterface(radio, sim);
if (radio instanceof NoiseSourceRadio) {
((NoiseSourceRadio)radio).addNoiseLevelListener(noiseListener);
}
}
public void unregisterRadioInterface(Radio radio, Simulation sim) {
super.unregisterRadioInterface(radio, sim);
if (radio instanceof NoiseSourceRadio) {
((NoiseSourceRadio)radio).removeNoiseLevelListener(noiseListener);
}
}
public void removed() {
super.removed();
@ -103,90 +127,82 @@ public class MRM extends AbstractRadioMedium {
sim.getGUI().unregisterPlugin(FormulaViewer.class);
}
public MRMRadioConnection createConnections(Radio sendingRadio) {
Position sendingPosition = sendingRadio.getPosition();
MRMRadioConnection newConnection = new MRMRadioConnection(sendingRadio);
public MRMRadioConnection createConnections(Radio sender) {
MRMRadioConnection newConnection = new MRMRadioConnection(sender);
Position senderPos = sender.getPosition();
// Loop through all radios
for (Radio listeningRadio: getRegisteredRadios()) {
// Ignore sending radio and radios on different channels
if (sendingRadio == listeningRadio) {
continue;
}
if (sendingRadio.getChannel() >= 0 &&
listeningRadio.getChannel() >= 0 &&
sendingRadio.getChannel() != listeningRadio.getChannel()) {
/* TODO Cache potential destination in DGRM */
/* Loop through all potential destinations */
for (Radio recv: getRegisteredRadios()) {
if (sender == recv) {
continue;
}
/* TODO Use DGRM to cache link information.
* (No need to loop over all receivers) */
/* Fail if radios are on different (but configured) channels */
if (sender.getChannel() >= 0 &&
recv.getChannel() >= 0 &&
sender.getChannel() != recv.getChannel()) {
continue;
}
Position recvPos = recv.getPosition();
double listeningPositionX = listeningRadio.getPosition().getXCoordinate();
double listeningPositionY = listeningRadio.getPosition().getYCoordinate();
// Calculate probability of reception of listening radio
/* Calculate receive probability */
double[] probData = currentChannelModel.getProbability(
sendingPosition.getXCoordinate(),
sendingPosition.getYCoordinate(),
listeningPositionX,
listeningPositionY,
-Double.MAX_VALUE
senderPos.getXCoordinate(),
senderPos.getYCoordinate(),
recvPos.getXCoordinate(),
recvPos.getYCoordinate(),
-Double.MAX_VALUE /* TODO Include interference */
);
//logger.info("Probability of reception is " + probData[0]);
//logger.info("Signal strength at destination is " + probData[1]);
if (random.nextFloat() < probData[0]) {
// Check if this radio is able to receive transmission
if (listeningRadio.isInterfered()) {
// Keep interfering radio
newConnection.addInterfered(listeningRadio, probData[1]);
double recvProb = probData[0];
double recvSignalStrength = probData[1];
if (recvProb == 1.0 || random.nextDouble() < recvProb) {
/* Yes, the receiver *may* receive this packet (it's strong enough) */
if (!recv.isReceiverOn()) {
newConnection.addInterfered(recv);
recv.interfereAnyReception();
} else if (recv.isInterfered()) {
/* Was interfered: keep interfering */
newConnection.addInterfered(recv, recvSignalStrength);
} else if (recv.isTransmitting()) {
newConnection.addInterfered(recv, recvSignalStrength);
} else if (recv.isReceiving()) {
/* Was already receiving: start interfering.
* Assuming no continuous preambles checking */
} else if (listeningRadio.isReceiving()) {
newConnection.addInterfered(listeningRadio, probData[1]);
double currSignal = recv.getCurrentSignalStrength();
/* Capture effect: recv-radio is already receiving.
* Are we strong enough to interfere? */
if (WITH_CAPTURE_EFFECT &&
recvSignalStrength < currSignal - 3 /* config */) {
/* No, we are too weak */
} else {
newConnection.addInterfered(recv, recvSignalStrength);
recv.interfereAnyReception();
// Start interfering radio
listeningRadio.interfereAnyReception();
// Update connection that is transmitting to this radio
MRMRadioConnection existingConn = null;
for (RadioConnection conn : getActiveConnections()) {
for (Radio dstRadio : ((MRMRadioConnection) conn).getDestinations()) {
if (dstRadio == listeningRadio) {
existingConn = (MRMRadioConnection) conn;
break;
/* Interfere receiver in all other active radio connections */
for (RadioConnection conn : getActiveConnections()) {
if (conn.isDestination(recv)) {
conn.addInterfered(recv);
}
}
}
if (existingConn != null) {
/* Flag radio as interfered */
existingConn.addInterfered(listeningRadio);
listeningRadio.interfereAnyReception();
}
}
} else {
// Radio OK to receive
//logger.info("OK, creating connection and starting to transmit");
newConnection.addDestination(listeningRadio, probData[1]);
/* Success: radio starts receiving */
newConnection.addDestination(recv, recvSignalStrength);
}
} else if (probData[1] > currentChannelModel.getParameterDoubleValue("bg_noise_mean")) {
// Interfere radio
newConnection.addInterfered(listeningRadio, probData[1]);
listeningRadio.interfereAnyReception();
// TODO Radios always get interfered right now, should recalculate probability
// if (maxInterferenceSignalStrength + SOME_RELEVANT_LIMIT > transmissionSignalStrength) {
// // Recalculating probability of delivery
// double[] probData = currentChannelModel.getProbability(
// mySource.source.position.getXCoordinate(),
// mySource.source.position.getYCoordinate(),
// myDestination.position.getXCoordinate(),
// myDestination.position.getYCoordinate(),
// maxInterferenceSignalStrength);
//
// if (new Random().nextFloat() >= probData[0]) {
// return true;
// }
} else if (recvSignalStrength > currentChannelModel.getParameterDoubleValue("bg_noise_mean")) {
/* The incoming signal is strong, but strong enough to interfere? */
if (!WITH_CAPTURE_EFFECT) {
newConnection.addInterfered(recv, recvSignalStrength);
recv.interfereAnyReception();
} else {
/* TODO Implement new type: newConnection.addNoise()?
* Currently, this connection will never disturb this radio... */
}
}
}
@ -195,57 +211,92 @@ public class MRM extends AbstractRadioMedium {
}
public void updateSignalStrengths() {
// // Save old signal strengths
// double[] oldSignalStrengths = new double[registeredRadios.size()];
// for (int i = 0; i < registeredRadios.size(); i++) {
// oldSignalStrengths[i] = registeredRadios.get(i)
// .getCurrentSignalStrength();
// }
// Reset signal strength on all radios
/* Reset: Background noise */
double background =
currentChannelModel.getParameterDoubleValue(("bg_noise_mean"));
for (Radio radio : getRegisteredRadios()) {
radio.setCurrentSignalStrength(currentChannelModel.getParameterDoubleValue(("bg_noise_mean")));
radio.setCurrentSignalStrength(background);
}
// Set signal strength on all OK transmissions
for (RadioConnection conn : getActiveConnections()) {
// ((MRMRadioConnection) conn).getSource().setCurrentSignalStrength(12345); // TODO Set signal strength on source?
/* Active radio connections */
RadioConnection[] conns = getActiveConnections();
for (RadioConnection conn : conns) {
for (Radio dstRadio : ((MRMRadioConnection) conn).getDestinations()) {
double signalStrength = ((MRMRadioConnection) conn).getDestinationSignalStrength(dstRadio);
if (signalStrength > dstRadio.getCurrentSignalStrength()) {
if (dstRadio.getCurrentSignalStrength() < signalStrength) {
dstRadio.setCurrentSignalStrength(signalStrength);
}
}
}
// Set signal strength on all interferences
for (RadioConnection conn : getActiveConnections()) {
for (Radio interferedRadio : ((MRMRadioConnection) conn).getInterfered()) {
double signalStrength = ((MRMRadioConnection) conn).getInterferenceSignalStrength(interferedRadio);
if (signalStrength > interferedRadio.getCurrentSignalStrength()) {
interferedRadio.setCurrentSignalStrength(signalStrength);
/* Interfering/colliding radio connections */
for (RadioConnection conn : conns) {
for (Radio intfRadio : ((MRMRadioConnection) conn).getInterfered()) {
double signalStrength = ((MRMRadioConnection) conn).getInterferenceSignalStrength(intfRadio);
if (intfRadio.getCurrentSignalStrength() < signalStrength) {
intfRadio.setCurrentSignalStrength(signalStrength);
}
if (!interferedRadio.isInterfered()) {
// Set to interfered again
interferedRadio.interfereAnyReception();
if (!intfRadio.isInterfered()) {
/*logger.warn("Radio was not interfered: " + intfRadio);*/
intfRadio.interfereAnyReception();
}
}
}
// // Fetch new signal strengths
// double[] newSignalStrengths = new double[registeredRadios.size()];
// for (int i = 0; i < registeredRadios.size(); i++) {
// newSignalStrengths[i] = registeredRadios.get(i)
// .getCurrentSignalStrength();
// }
//
// // Compare new and old signal strengths
// for (int i = 0; i < registeredRadios.size(); i++) {
// if (oldSignalStrengths[i] != newSignalStrengths[i])
// logger.warn("Signal strengths changed on radio[" + i + "]: "
// + oldSignalStrengths[i] + " -> " + newSignalStrengths[i]);
// }
/* Check for noise sources */
if (!WITH_NOISE) return;
for (Radio noiseRadio: getRegisteredRadios()) {
if (!(noiseRadio instanceof NoiseSourceRadio)) {
continue;
}
NoiseSourceRadio radio = (NoiseSourceRadio) noiseRadio;
int signalStrength = radio.getNoiseLevel();
if (signalStrength == Integer.MIN_VALUE) {
continue;
}
/* Calculate how noise source affects surrounding radios */
for (Radio affectedRadio : getRegisteredRadios()) {
if (noiseRadio == affectedRadio) {
continue;
}
/* Update noise levels */
double[] signalMeanVar = currentChannelModel.getReceivedSignalStrength(
noiseRadio.getPosition().getXCoordinate(),
noiseRadio.getPosition().getYCoordinate(),
affectedRadio.getPosition().getXCoordinate(),
affectedRadio.getPosition().getYCoordinate(),
(double) signalStrength); /* TODO Convert to dBm */
double signal = signalMeanVar[0];
if (signal < background) {
continue;
}
/* TODO Additive signals strengths? */
/* TODO XXX Consider radio channels */
/* TODO XXX Potentially interfere even when signal is weaker (~3dB)...
* (we may alternatively just use the getSINR method...) */
if (affectedRadio.getCurrentSignalStrength() < signal) {
affectedRadio.setCurrentSignalStrength(signal);
/* TODO Interfere with radio connections? */
if (affectedRadio.isReceiving() && !affectedRadio.isInterfered()) {
for (RadioConnection conn : conns) {
if (conn.isDestination(affectedRadio)) {
/* Intefere with current reception, mark radio as interfered */
conn.addInterfered(affectedRadio);
if (!affectedRadio.isInterfered()) {
affectedRadio.interfereAnyReception();
}
}
}
}
}
}
}
}
public Collection<Element> getConfigXML() {
@ -279,20 +330,11 @@ public class MRM extends AbstractRadioMedium {
settingsObservable.deleteObserver(obs);
}
/**
* Returns position of given radio.
*
* @param radio Registered radio
* @return Position of given radio
*/
public Position getRadioPosition(Radio radio) {
return radio.getPosition();
}
/**
* @return Number of registered radios.
*/
public int getRegisteredRadioCount() {
/* TODO Expensive operation */
return getRegisteredRadios().length;
}
@ -341,10 +383,16 @@ public class MRM extends AbstractRadioMedium {
}
public double getDestinationSignalStrength(Radio radio) {
if (signalStrengths.get(radio) == null) {
return Double.MIN_VALUE;
}
return signalStrengths.get(radio);
}
public double getInterferenceSignalStrength(Radio radio) {
if (signalStrengths.get(radio) == null) {
return Double.MIN_VALUE;
}
return signalStrengths.get(radio);
}
}

View file

@ -100,7 +100,7 @@ public class SkyButton extends Button {
}
public boolean isPressed() {
logger.warn("Not implemented");
/* Not implemented */
return false;
}

View file

@ -31,17 +31,7 @@
package se.sics.cooja.mspmote.interfaces;
import java.awt.BorderLayout;
import java.awt.GridLayout;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.util.Collection;
import java.util.Observable;
import java.util.Observer;
import javax.swing.JButton;
import javax.swing.JLabel;
import javax.swing.JPanel;
import org.apache.log4j.Logger;
import org.jdom.Element;
@ -385,84 +375,6 @@ public class SkyByteRadio extends Radio implements CustomDataRadio {
rssiLastCounter = 8;
}
public JPanel getInterfaceVisualizer() {
// Location
JPanel wrapperPanel = new JPanel(new BorderLayout());
JPanel panel = new JPanel(new GridLayout(5, 2));
final JLabel statusLabel = new JLabel("");
final JLabel lastEventLabel = new JLabel("");
final JLabel channelLabel = new JLabel("");
final JLabel powerLabel = new JLabel("");
final JLabel ssLabel = new JLabel("");
final JButton updateButton = new JButton("Update");
panel.add(new JLabel("STATE:"));
panel.add(statusLabel);
panel.add(new JLabel("LAST EVENT:"));
panel.add(lastEventLabel);
panel.add(new JLabel("CHANNEL:"));
panel.add(channelLabel);
panel.add(new JLabel("OUTPUT POWER:"));
panel.add(powerLabel);
panel.add(new JLabel("SIGNAL STRENGTH:"));
JPanel smallPanel = new JPanel(new GridLayout(1, 2));
smallPanel.add(ssLabel);
smallPanel.add(updateButton);
panel.add(smallPanel);
updateButton.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) {
channelLabel.setText(getChannel() + " (freq=" + getFrequency() + " MHz)");
powerLabel.setText(getCurrentOutputPower() + " dBm (indicator=" + getCurrentOutputPowerIndicator() + "/" + getOutputPowerIndicatorMax() + ")");
ssLabel.setText(getCurrentSignalStrength() + " dBm");
}
});
Observer observer;
this.addObserver(observer = new Observer() {
public void update(Observable obs, Object obj) {
if (isTransmitting()) {
statusLabel.setText("transmitting");
} else if (isReceiving()) {
statusLabel.setText("receiving");
} else if (isReceiverOn()) {
statusLabel.setText("listening for traffic");
} else {
statusLabel.setText("HW off");
}
lastEventLabel.setText(lastEvent + " @ time=" + lastEventTime);
channelLabel.setText(getChannel() + " (freq=" + getFrequency() + " MHz)");
powerLabel.setText(getCurrentOutputPower() + " dBm (indicator=" + getCurrentOutputPowerIndicator() + "/" + getOutputPowerIndicatorMax() + ")");
ssLabel.setText(getCurrentSignalStrength() + " dBm");
}
});
observer.update(null, null);
wrapperPanel.add(BorderLayout.NORTH, panel);
// Saving observer reference for releaseInterfaceVisualizer
wrapperPanel.putClientProperty("intf_obs", observer);
return wrapperPanel;
}
public void releaseInterfaceVisualizer(JPanel panel) {
Observer observer = (Observer) panel.getClientProperty("intf_obs");
if (observer == null) {
logger.fatal("Error when releasing panel, observer is null");
return;
}
this.deleteObserver(observer);
}
public Mote getMote() {
return mote;
}

View file

@ -355,86 +355,6 @@ public class TR1001Radio extends Radio implements USARTListener, CustomDataRadio
}
};
public JPanel getInterfaceVisualizer() {
// Location
JPanel wrapperPanel = new JPanel(new BorderLayout());
JPanel panel = new JPanel(new GridLayout(5, 2));
final JLabel statusLabel = new JLabel("");
final JLabel lastEventLabel = new JLabel("");
final JLabel channelLabel = new JLabel("ALL CHANNELS (-1)");
final JLabel powerLabel = new JLabel("");
final JLabel ssLabel = new JLabel("");
final JButton updateButton = new JButton("Update");
panel.add(new JLabel("STATE:"));
panel.add(statusLabel);
panel.add(new JLabel("LAST EVENT:"));
panel.add(lastEventLabel);
panel.add(new JLabel("CHANNEL:"));
panel.add(channelLabel);
panel.add(new JLabel("OUTPUT POWER:"));
panel.add(powerLabel);
panel.add(new JLabel("SIGNAL STRENGTH:"));
JPanel smallPanel = new JPanel(new GridLayout(1, 2));
smallPanel.add(ssLabel);
smallPanel.add(updateButton);
panel.add(smallPanel);
updateButton.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) {
powerLabel.setText(getCurrentOutputPower() + " dBm (indicator="
+ getCurrentOutputPowerIndicator() + "/"
+ getOutputPowerIndicatorMax() + ")");
ssLabel.setText(getCurrentSignalStrength() + " dBm");
}
});
Observer observer;
this.addObserver(observer = new Observer() {
public void update(Observable obs, Object obj) {
if (isTransmitting()) {
statusLabel.setText("transmitting");
} else if (isReceiving()) {
statusLabel.setText("receiving");
} else if (radioOn) {
statusLabel.setText("listening for traffic");
} else {
statusLabel.setText("HW off");
}
lastEventLabel.setText(lastEvent + " @ time=" + lastEventTime);
powerLabel.setText(getCurrentOutputPower() + " dBm (indicator="
+ getCurrentOutputPowerIndicator() + "/"
+ getOutputPowerIndicatorMax() + ")");
ssLabel.setText(getCurrentSignalStrength() + " dBm");
}
});
observer.update(null, null);
// Saving observer reference for releaseInterfaceVisualizer
panel.putClientProperty("intf_obs", observer);
wrapperPanel.add(BorderLayout.NORTH, panel);
return wrapperPanel;
}
public void releaseInterfaceVisualizer(JPanel panel) {
Observer observer = (Observer) panel.getClientProperty("intf_obs");
if (observer == null) {
logger.fatal("Error when releasing panel, observer is null");
return;
}
this.deleteObserver(observer);
}
public Collection<Element> getConfigXML() {
return null;
}

View file

@ -685,6 +685,12 @@ public class Simulation extends Observable implements Runnable {
setChanged();
notifyObservers(this);
/* Execute simulation thread events now, before simulation starts */
while (hasPollRequests) {
popSimulationInvokes().run();
}
return true;
}

View file

@ -345,84 +345,6 @@ public class ContikiRadio extends Radio implements ContikiMoteInterface, PolledA
}
}
public JPanel getInterfaceVisualizer() {
// Location
JPanel wrapperPanel = new JPanel(new BorderLayout());
JPanel panel = new JPanel(new GridLayout(5, 2));
final JLabel statusLabel = new JLabel("");
final JLabel lastEventLabel = new JLabel("");
final JLabel channelLabel = new JLabel("");
final JLabel powerLabel = new JLabel("");
final JLabel ssLabel = new JLabel("");
final JButton updateButton = new JButton("Update");
panel.add(new JLabel("STATE:"));
panel.add(statusLabel);
panel.add(new JLabel("LAST EVENT:"));
panel.add(lastEventLabel);
panel.add(new JLabel("CHANNEL:"));
panel.add(channelLabel);
panel.add(new JLabel("OUTPUT POWER:"));
panel.add(powerLabel);
panel.add(new JLabel("SIGNAL STRENGTH:"));
JPanel smallPanel = new JPanel(new GridLayout(1, 2));
smallPanel.add(ssLabel);
smallPanel.add(updateButton);
panel.add(smallPanel);
updateButton.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) {
channelLabel.setText("" + getChannel());
powerLabel.setText(getCurrentOutputPower() + " dBm (indicator=" + getCurrentOutputPowerIndicator() + "/" + getOutputPowerIndicatorMax() + ")");
ssLabel.setText(getCurrentSignalStrength() + " dBm");
}
});
Observer observer;
this.addObserver(observer = new Observer() {
public void update(Observable obs, Object obj) {
if (isTransmitting()) {
statusLabel.setText("transmitting");
} else if (isReceiving()) {
statusLabel.setText("receiving");
} else if (radioOn) {
statusLabel.setText("listening for traffic");
} else {
statusLabel.setText("HW off");
}
lastEventLabel.setText(lastEvent + " @ time=" + lastEventTime);
channelLabel.setText("" + getChannel());
powerLabel.setText(getCurrentOutputPower() + " dBm (indicator=" + getCurrentOutputPowerIndicator() + "/" + getOutputPowerIndicatorMax() + ")");
ssLabel.setText(getCurrentSignalStrength() + " dBm");
}
});
observer.update(null, null);
wrapperPanel.add(BorderLayout.NORTH, panel);
// Saving observer reference for releaseInterfaceVisualizer
wrapperPanel.putClientProperty("intf_obs", observer);
return wrapperPanel;
}
public void releaseInterfaceVisualizer(JPanel panel) {
Observer observer = (Observer) panel.getClientProperty("intf_obs");
if (observer == null) {
logger.fatal("Error when releasing panel, observer is null");
return;
}
this.deleteObserver(observer);
}
public Collection<Element> getConfigXML() {
return null;
}

View file

@ -346,7 +346,10 @@ public abstract class SerialUI extends Log implements SerialPort {
} else {
newMessage.append((char) data);
if (newMessage.length() > MAX_LENGTH) {
logger.warn("Dropping too large log message (>" + MAX_LENGTH + " bytes).");
/*logger.warn("Dropping too large log message (>" + MAX_LENGTH + " bytes).");*/
lastLogMessage = "# [1024 bytes binary data]";
this.setChanged();
this.notifyObservers(getMote());
newMessage.setLength(0);
}
}

View file

@ -250,84 +250,6 @@ public abstract class Radio802154 extends Radio implements CustomDataRadio {
notifyObservers();
}
public JPanel getInterfaceVisualizer() {
// Location
JPanel wrapperPanel = new JPanel(new BorderLayout());
JPanel panel = new JPanel(new GridLayout(5, 2));
final JLabel statusLabel = new JLabel("");
final JLabel lastEventLabel = new JLabel("");
final JLabel channelLabel = new JLabel("");
final JLabel powerLabel = new JLabel("");
final JLabel ssLabel = new JLabel("");
final JButton updateButton = new JButton("Update");
panel.add(new JLabel("STATE:"));
panel.add(statusLabel);
panel.add(new JLabel("LAST EVENT:"));
panel.add(lastEventLabel);
panel.add(new JLabel("CHANNEL:"));
panel.add(channelLabel);
panel.add(new JLabel("OUTPUT POWER:"));
panel.add(powerLabel);
panel.add(new JLabel("SIGNAL STRENGTH:"));
JPanel smallPanel = new JPanel(new GridLayout(1, 2));
smallPanel.add(ssLabel);
smallPanel.add(updateButton);
panel.add(smallPanel);
updateButton.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) {
channelLabel.setText(getChannel() + " (freq=" + getFrequency() + " MHz)");
powerLabel.setText(getCurrentOutputPower() + " dBm (indicator=" + getCurrentOutputPowerIndicator() + "/" + getOutputPowerIndicatorMax() + ")");
ssLabel.setText(getCurrentSignalStrength() + " dBm");
}
});
Observer observer;
this.addObserver(observer = new Observer() {
public void update(Observable obs, Object obj) {
if (isTransmitting()) {
statusLabel.setText("transmitting");
} else if (isReceiving()) {
statusLabel.setText("receiving");
} else if (radioOn /* mode != CC2420.MODE_TXRX_OFF */) {
statusLabel.setText("listening for traffic");
} else {
statusLabel.setText("HW off");
}
lastEventLabel.setText(lastEvent + " @ time=" + lastEventTime);
channelLabel.setText(getChannel() + " (freq=" + getFrequency() + " MHz)");
powerLabel.setText(getCurrentOutputPower() + " dBm (indicator=" + getCurrentOutputPowerIndicator() + "/" + getOutputPowerIndicatorMax() + ")");
ssLabel.setText(getCurrentSignalStrength() + " dBm");
}
});
observer.update(null, null);
wrapperPanel.add(BorderLayout.NORTH, panel);
// Saving observer reference for releaseInterfaceVisualizer
wrapperPanel.putClientProperty("intf_obs", observer);
return wrapperPanel;
}
public void releaseInterfaceVisualizer(JPanel panel) {
Observer observer = (Observer) panel.getClientProperty("intf_obs");
if (observer == null) {
logger.fatal("Error when releasing panel, observer is null");
return;
}
this.deleteObserver(observer);
}
public Mote getMote() {
return mote;
}

View file

@ -34,6 +34,7 @@ package se.sics.cooja.interfaces;
import java.awt.BorderLayout;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Observable;
import java.util.Observer;
@ -61,7 +62,7 @@ import se.sics.cooja.Simulation;
*
* @author Fredrik Osterlind
*/
public class ApplicationRadio extends Radio {
public class ApplicationRadio extends Radio implements NoiseSourceRadio {
private static Logger logger = Logger.getLogger(ApplicationRadio.class);
private Simulation simulation;
@ -321,7 +322,7 @@ public class ApplicationRadio extends Radio {
updateButton.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) {
ssLabel.setText("Signal strength (not auto-updated): "
+ getCurrentSignalStrength() + " dBm");
+ String.format("%1.1f", getCurrentSignalStrength()) + " dBm");
}
});
@ -337,7 +338,7 @@ public class ApplicationRadio extends Radio {
lastEventLabel.setText("Last event (time=" + lastEventTime + "): " + lastEvent);
ssLabel.setText("Signal strength (not auto-updated): "
+ getCurrentSignalStrength() + " dBm");
+ String.format("%1.1f", getCurrentSignalStrength()) + " dBm");
if (getChannel() == -1) {
channelLabel.setText("Current channel: ALL");
} else {
@ -354,17 +355,8 @@ public class ApplicationRadio extends Radio {
return panel;
}
public void releaseInterfaceVisualizer(JPanel panel) {
Observer observer = (Observer) panel.getClientProperty("intf_obs");
if (observer == null) {
logger.fatal("Error when releasing panel, observer is null");
return;
}
this.deleteObserver(observer);
}
public Collection<Element> getConfigXML() {
/* TODO Save channel info? */
return null;
}
@ -390,4 +382,27 @@ public class ApplicationRadio extends Radio {
public boolean isReceiverOn() {
return radioOn;
}
/* Noise source radio support */
public int getNoiseLevel() {
return noiseSignal;
}
public void addNoiseLevelListener(NoiseLevelListener l) {
noiseListeners.add(l);
}
public void removeNoiseLevelListener(NoiseLevelListener l) {
noiseListeners.remove(l);
}
/* Noise source radio support (app mote API) */
private int noiseSignal = Integer.MIN_VALUE;
private ArrayList<NoiseLevelListener> noiseListeners = new ArrayList<NoiseLevelListener>();
public void setNoiseLevel(int signal) {
this.noiseSignal = signal;
for (NoiseLevelListener l: noiseListeners) {
l.noiseLevelChanged(this, signal);
}
}
}

View file

@ -0,0 +1,56 @@
/*
* 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 se.sics.cooja.interfaces;
/**
* The noise source radio is used to simulate ambient background noise or
* point-sources of external interference (e.g. Wifi basestations).
*
* Note that interference generated from these radios are different from
* transmissions; they will not appear in the radio logger but may still
* hinder or interfere with ongoing transmissions.
*
* Noise source radios require significant processing resources in comparison
* to only transmission radios.
*
* COOJA's radio mediums may or may not choose to respect noise source radios.
*
* @see MRM
* @author Fredrik Osterlind
*/
public interface NoiseSourceRadio {
public int getNoiseLevel();
public void addNoiseLevelListener(NoiseLevelListener l);
public void removeNoiseLevelListener(NoiseLevelListener l);
public interface NoiseLevelListener {
public void noiseLevelChanged(NoiseSourceRadio radio, int signal);
}
}

View file

@ -29,21 +29,37 @@
package se.sics.cooja.interfaces;
import java.awt.BorderLayout;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.util.Observable;
import java.util.Observer;
import javax.swing.Box;
import javax.swing.JButton;
import javax.swing.JLabel;
import javax.swing.JPanel;
import org.apache.log4j.Logger;
import se.sics.cooja.ClassDescription;
import se.sics.cooja.Mote;
import se.sics.cooja.MoteInterface;
import se.sics.cooja.RadioPacket;
import se.sics.cooja.contikimote.interfaces.ContikiRadio;
/**
* A Radio represents a mote radio transceiver.
* A mote radio transceiver.
*
* @see RadioPacket
* @see ContikiRadio
* @see CustomDataRadio
* @see NoiseSourceRadio
*
* @author Fredrik Osterlind
*/
@ClassDescription("Radio")
public abstract class Radio extends MoteInterface {
private static Logger logger = Logger.getLogger(Radio.class);
/**
* Events that radios should notify observers about.
@ -191,4 +207,66 @@ public abstract class Radio extends MoteInterface {
*/
public abstract Mote getMote();
public JPanel getInterfaceVisualizer() {
JPanel panel = new JPanel(new BorderLayout());
Box box = Box.createVerticalBox();
final JLabel statusLabel = new JLabel("");
final JLabel lastEventLabel = new JLabel("");
final JLabel channelLabel = new JLabel("");
final JLabel ssLabel = new JLabel("");
final JButton updateButton = new JButton("Update SS");
box.add(statusLabel);
box.add(lastEventLabel);
box.add(ssLabel);
box.add(updateButton);
box.add(channelLabel);
updateButton.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) {
ssLabel.setText("Signal strength (not auto-updated): "
+ String.format("%1.1f", getCurrentSignalStrength()) + " dBm");
}
});
final Observer observer = new Observer() {
public void update(Observable obs, Object obj) {
if (isTransmitting()) {
statusLabel.setText("Transmitting");
} else if (isReceiving()) {
statusLabel.setText("Receiving");
} else {
statusLabel.setText("Listening");
}
lastEventLabel.setText("Last event: " + getLastEvent());
ssLabel.setText("Signal strength (not auto-updated): "
+ String.format("%1.1f", getCurrentSignalStrength()) + " dBm");
if (getChannel() == -1) {
channelLabel.setText("Current channel: ALL");
} else {
channelLabel.setText("Current channel: " + getChannel());
}
}
};
this.addObserver(observer);
observer.update(null, null);
panel.add(BorderLayout.NORTH, box);
panel.putClientProperty("intf_obs", observer);
return panel;
}
public void releaseInterfaceVisualizer(JPanel panel) {
Observer observer = (Observer) panel.getClientProperty("intf_obs");
if (observer == null) {
logger.fatal("Error when releasing panel, observer is null");
return;
}
this.deleteObserver(observer);
}
}

View file

@ -9,6 +9,9 @@ while(<STDIN>) {
if(/\<transmitting_range\>([\d.]+)\<\//) {
$range = $1;
}
if(/\<success_ratio_rx\>([\d.]+)\<\//) {
$success_ratio_rx = $1;
}
if(/\<x\>([\d.]+)\</) {
$x[$num] = $1;
@ -18,7 +21,6 @@ while(<STDIN>) {
$num++;
}
}
print "Range $range num $num override range $override_range\n";
if($override_range) {
$range = $override_range;
@ -27,15 +29,26 @@ if($override_range) {
$no_neighbors = 0;
$all_neighbors = 0;
$total_neighbors = 0;
# Go through all nodes, find how many are in their range.
# Go through all nodes, find how many are in their range and compute
# the average reception probability. Make sure we only count each neighbor once.
for($i = 0; $i < $num; $i++) {
$neighbors = 0;
for($j = 0; $j < $num; $j++) {
if($i != $j) {
if(($x[$i] - $x[$j]) * ($x[$i] - $x[$j]) +
($y[$i] - $y[$j]) * ($y[$i] - $y[$j]) <=
$range * $range) {
$distance2 = ($x[$i] - $x[$j]) * ($x[$i] - $x[$j]) +
($y[$i] - $y[$j]) * ($y[$i] - $y[$j]);
$range2 = $range * $range;
if($distance2 <= $range2) {
$neighbors++;
$ratio = $distance2 / $range2;
if($ratio > 1) {
$reception_probability = 0;
} else {
$reception_probability = 1 - $ratio * (1 - $success_ratio_rx);
}
$reception_probability_sum += $reception_probability;
}
}
}
@ -47,8 +60,16 @@ for($i = 0; $i < $num; $i++) {
}
$total_neighbors += $neighbors;
}
print "Num nodes $num, average neighbors " . ($total_neighbors / $num) .
print "$num $range " . ($total_neighbors / $num) .
" " . ($no_neighbors / $num) .
" " . ($all_neighbors / $num) .
" " . ($reception_probability_sum / $total_neighbors) .
"\n";
print "# Range $range number of nodes $num override range $override_range\n";
print "# Num nodes $num, average neighbors " . ($total_neighbors / $num) .
", $no_neighbors nodes (" . (100 * $no_neighbors / $num) .
"%) have no neighbors, $all_neighbors (" . (100 * $all_neighbors / $num) .
"%) have all nodes as neighbors\n";
"%) have all other nodes as neighbors\n";
print "# Average reception probability " .
($reception_probability_sum / $total_neighbors) . "\n";