OMNET++ WIRELESS NETWORK SIMULATION

void LineMobilityManager::handleMessage(cMessage * msg)
{
int msgKind = msg->getKind();
switch (msgKind) {

case MOBILITY_PERIODIC:{
if (direction) {
nodeLocation.x += incr_x;
nodeLocation.y += incr_y;
nodeLocation.z += incr_z;
if ( (incr_x > 0 && nodeLocation.x > loc2_x)
|| (incr_x < 0 && nodeLocation.x < loc2_x) || (incr_y > 0 && nodeLocation.y > loc2_y)
|| (incr_y < 0 && nodeLocation.y < loc2_y) || (incr_z > 0 && nodeLocation.z > loc2_z)
|| (incr_z < 0 && nodeLocation.z < loc2_z)) { direction = 0; nodeLocation.x -= (nodeLocation.x – loc2_x) * 2; nodeLocation.y -= (nodeLocation.y – loc2_y) * 2; nodeLocation.z -= (nodeLocation.z – loc2_z) * 2; } } else { nodeLocation.x -= incr_x; nodeLocation.y -= incr_y; nodeLocation.z -= incr_z; if ( (incr_x > 0 && nodeLocation.x < loc1_x)
|| (incr_x < 0 && nodeLocation.x > loc1_x)
|| (incr_y > 0 && nodeLocation.y < loc1_y)
|| (incr_y < 0 && nodeLocation.y > loc1_y)
|| (incr_z > 0 && nodeLocation.z < loc1_z)
|| (incr_z < 0 && nodeLocation.z > loc1_z)) {
direction = 1;
nodeLocation.x -= (nodeLocation.x – loc1_x) * 2;
nodeLocation.y -= (nodeLocation.y – loc1_y) * 2;
nodeLocation.z -= (nodeLocation.z – loc1_z) * 2;
}
}
notifyWirelessChannel();
scheduleAt(simTime() + updateInterval,
new MobilityManagerMessage(“Periodic location update message”, MOBILITY_PERIODIC));

trace() << “changed location(x:y:z) to ” << nodeLocation.x <<
“:” << nodeLocation.y << “:” << nodeLocation.z;
break;
}

}

msg = NULL;}