// Recalculate the loss rate for the pair of motes based on their // distance and the current model public void updateLossRate(MoteSimObject moteSender, MoteSimObject moteReceiver) { double distance = moteSender.getDistance(moteReceiver); double prob = curModel.getPacketLossRate(distance, this.scalingFactor); debug.out.println( "RADIOMODEL: " + moteSender + "->" + moteReceiver + " dist " + distance + " scale " + scalingFactor + " prob " + prob); long scaledBitLossRate = (long) (curModel.getBitLossRate(prob) * 10000); debug.out.println( "RADIOMODEL: sampleLossRate " + "[moteSender " + moteSender + "] 1" + "[moteReceiver " + moteReceiver + "] " + "[packetLossRate " + prob + "] " + "[scaledBitLossRate " + scaledBitLossRate + "]"); connectivityGraph.put(graphKey(moteSender, moteReceiver), new Double(prob)); if (autoPublish) { publishLossRate(moteSender, moteReceiver, prob); } }
// Send the loss rate for the pair of motes to the simulator public void publishLossRate(MoteSimObject moteSender, MoteSimObject moteReceiver, double prob) { try { int senderID = moteSender.getID(); int receiverID = moteReceiver.getID(); debug.err.println( "RADIOMODEL: publishing rate [" + senderID + "->" + receiverID + "]: " + prob); long scaledBitLossRate = (long) (curModel.getBitLossRate(prob) * 10000); SetLinkProbCommand cmd = new SetLinkProbCommand((short) senderID, 0L, (short) receiverID, scaledBitLossRate); simComm.sendCommand(cmd); } catch (java.io.IOException ioe) { System.err.println("RADIOMODEL: Cannot send command: " + ioe); } }